config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
[gcc.git] / gcc / ChangeLog
1 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
2
3 * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
4
5 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
6
7 * config/arm/t-rtems: New.
8 * config.gcc: Reflect having added arm/t-rtems.
9
10 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
11
12 * tree-cfg.c (tree_execute_on_growing_pred): New.
13 (tree_cfg_hooks): Add tree_execute_on_growing_pred.
14 * tree-flow.h: Add a prototype for
15 reserve_phi_args_for_new_edge.
16 * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
17 (add_phi_arg): Don't resize a PHI array.
18
19 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
20
21 * config.gcc: Add avr-*-rtems*.
22 * config/avr/t-rtems: New.
23 * config/avr/rtems.h: New.
24
25 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
26
27 * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
28 always the same as op1. Use bitmap_ior_into and bitmap_and_into.
29 Add comment to function.
30
31 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32
33 PR pch/14940
34 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
35
36 PR rtl-optimization/14838
37 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
38 note.
39 (get_last_nonnote_insn): Don't assume last insn is a note.
40
41 2004-11-22 Roger Sayle <roger@eyesopen.com>
42
43 * fold-const.c (nondestructive_fold_binary_to_constant): Rename
44 to fold_binary_to_constant.
45 (nondestructive_fold_unary_to_constant): Likewise, rename to
46 fold_unary_to_constant.
47 (fold_relational_hi_lo): Update call to fold_binary_to_constant.
48 * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
49 (nondestructive_fold_unary_to_constant): Likewise.
50 * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
51 and fold_binary_to_constant.
52 * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
53 (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
54 and EXEC_UNARY with calls to fold_*nary_to_constant.
55 * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
56 (idx_find_step): Replace uses of EXEC_BINARY with calls to
57 fold_binary_to_constant.
58
59 2004-11-22 Roger Sayle <roger@eyesopen.com>
60
61 * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
62 * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
63 automatically for targets without TARGET_80387.
64 * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
65 sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
66 *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
67 fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
68 *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
69 *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
70 *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
71 atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
72 atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
73 acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
74 log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
75 fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
76 logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
77 expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
78 exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
79 rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
80 floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
81 frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
82 frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
83 Simplify conditionals using TARGET_USE_FANCY_MATH_387.
84
85 2004-11-22 Dale Johannesen <dalej@apple.com>
86
87 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
88 properly and comment.
89
90 2004-11-22 James A. Morrison <phython@gcc.gnu.org
91
92 * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
93 (sparc_init_builtins): New function.
94 (sparc_init_vis_builtins): Create builtin functions for VIS
95 instructions.
96 (sparc_expand_builtin): Expand builtin functions for VIS instructions.
97 (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
98 (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
99 (def_builtin): New macro for creating builtin functions.
100 (P): New mode macro for pointer types.
101 (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
102 UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
103 UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
104 (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
105 fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
106 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
107 faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
108
109 2004-11-22 Devang Patel <dpatel@apple.com>
110
111 * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
112
113 2004-11-22 Devang Patel <dpatel@apple.com>
114
115 * tree-if-conv.c (if_convertable_phi_p): Rename to ...
116 (if_convertible_phi_p): ... new name.
117 (if_convertable_modify_expr_p): Rename to ...
118 (if_convertible_modify_expr_p): ... new name.
119 (if_convertable_stmt_p): Rename to ...
120 (if_convertible_stmt_p): ... new name.
121 (if_convertable_bb_p): Rename to ...
122 (if_convertible_bb_p): ... new name.
123 (if_convertable_loop_p): Rename to ...
124 (if_convertible_loop_p): ... new name.
125
126 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
127
128 PR target/18444
129 * configure.ac (threading): Accept 'posix95'.
130 * configure: Regenerate.
131 * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
132 include sol26.h and default to posix95 threads if have_pthread_h.
133 (sparc-*-solaris2*): Likewise.
134 * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
135 * gthr-posix95.h: New file.
136 * config/sol26.h: New file.
137 * doc/install.texi (--enable-threads): Document 'posix95'.
138
139 2004-11-23 Ben Elliston <bje@au.ibm.com>
140
141 * pointer-set.h (pointer_set_contains): Remove.
142 * pointer-set.c (pointer_set_contains): Likewise.
143
144 2004-11-22 Dale Johannesen <dalej@apple.com>
145
146 * calls.c (expand_call): Do not call preserve_temp_slots.
147
148 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
149
150 * tree-flow.h: Remove the prototype for remove_phi_arg.
151 Add a prototype for remove_phi_args.
152 * tree-phinodes.c (remove_phi_arg): Remove.
153 (remove_phi_args): New.
154 * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
155 of remove_phi_arg.
156
157 * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
158 after making an edge.
159 (remove_edge): Call execute_on_shrinking_pred before removing
160 an edge.
161 (redirect_edge_succ): Call execute_on_growing_pred and
162 execute_on_shrinking_pred.
163 * cfghooks.c (execute_on_growing_pred): New.
164 (execute_on_shrinking_pred): Likewise.
165 * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
166 execute_on_shrinking_pred.
167 Add prototypes for execute_on_growing_pred and
168 execute_on_shrinking_pred.
169 * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
170 execute_on_growing_pred and execute_on_shrinking_pred.
171 (cfg_layout_rtl_cfg_hook): Likewise.
172 * tree-cfg.c (tree_cfg_hooks): Likewise.
173
174 * tree-cfg.c (tree_execute_on_shrinking_pred): New.
175 (tree_cfg_hooks): Use it.
176 * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
177 (ssa_redirect_edge): Don't call remove_phi_arg_num.
178
179 * tree-phinodes.c (remove_phi_arg_num): Make it static.
180 * tree-flow.h: Remove the corresponding prototype.
181
182 * tree-ssa.c (ssa_remove_edge): Remove.
183 * tree-flow.h: Remove the corresponding prototype.
184 * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
185 * basic-block.h: Likewise.
186 * tree-if-conv.c: Likewise.
187 * tree-ssa-threadupdate.c: Likewise.
188
189 2004-11-23 Ben Elliston <bje@au.ibm.com>
190
191 * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
192 @table to list the BSI methods. Use individual @findex directives
193 instead of one with a comma-separated list of index entries.
194
195 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
196
197 PR tree-optimization/18529
198 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
199 (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
200 (fold): Call fold_to_nonsharp_ineq_using_bound.
201 * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
202 (number_of_iterations_cond): Fold the expressions before futher
203 processing.
204 (tree_simplify_using_condition): Handle case when cond or expr is
205 an EQ_EXPR specially.
206
207 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
208
209 * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
210 SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
211
212 2004-11-22 David Edelsohn <edelsohn@gnu.org>
213 Fariborz Jahanian <fjahanian@apple.com>
214
215 * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
216 TARGET_ALTIVEC_ABI.
217 (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
218 Align 16 byte and larger vectors like Altivec.
219 (function_arg_advance): Pass any 16 byte vector like Altivec vector.
220 (function_arg): Same.
221 (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
222
223 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
224
225 PR tree-opt/18572
226 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
227 it.
228
229 2004-11-22 Richard Henderson <rth@redhat.com>
230
231 * function.c (assign_parm_setup_block): Revert 11-13 change to
232 forcably re-mode a (possibly BLKmode) hard register.
233
234 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
235
236 * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
237
238 2004-11-22 David Edelsohn <edelsohn@gnu.org>
239
240 * config/rs6000/power4.md: Remove delay between dispatch and issue
241 associated with dispatch group slots 3 and 4.
242 * config/rs6000/power5.md: Same.
243
244 2004-11-21 Jeff Law <law@redhat.com>
245
246 * cfg.c (cached_make_edge): Use find_edge rather than an inlined
247 variant.
248 * cfgbuild.c (make_edges): Likewise.
249 * cfghooks.c (can_duplicate_block_p): Likewise.
250 * cfgloop.c (loop_latch_edge): Likewise.
251 * cfgloopmanip.c (force_single_succ_latches): Likewise.
252 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
253 * predict.c (predict_loops, propagate_freq): Likewise.
254 * tracer.c (tail_duplicate): Likewise.
255 * tree-cfg.c (disband_implicit_edges): Likewise.
256 (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
257
258 2004-11-22 Nick Clifton <nickc@redhat.com>
259
260 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
261 initialisation of 'e'.
262
263 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
264
265 PR rtl-optimization/18599
266 * regrename.c (copyprop_hardreg_forward): Speed up by putting
267 BB_VISITED flags on basic blocks as we process them.
268
269 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
270
271 * config/rs6000/altivec.md (VI_char): New mode attribute.
272 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
273 (add<mode>3): ... this.
274 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
275 (sub<mode>3): ... this.
276 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
277 (smax<mode>3): ... this.
278 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
279 (smin<mode>3): ... this.
280 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
281 (umax<mode>3): ... this.
282 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
283 (umin<mode>3): ... this.
284 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
285 (and<mode>3): ... this.
286 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
287 (ior<mode>3): ... this.
288 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
289 (xor<mode>3): ... this.
290 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
291 (and<mode>3): ... this.
292 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
293 (ior<mode>3): ... this.
294 (altivec_vnor): Replace with ...
295 (altivec_nor<mode>): ... this.
296 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
297 (one_cmpl<mode>2): ... this.
298 (altivec_vandc): New expander.
299 (*andc<mode>3): New insn.
300 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
301
302 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
303
304 PR tree-opt/18536
305 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
306 creating iv instead of integer_type.
307 (vect_build_loop_niters): Remove redundant code.
308 (vect_transform_loop_bound): Removed (duplicates functionality of
309 make_loop_iterate_ntimes.
310 (vect_gen_niters_for_prolog_loop): Add documentation. Call
311 lang_hooks.types.type_for_size to create a type of the required size.
312 Use that type instead of integer_type. Remove redundant code.
313 (vect_update_niters_after_peeling): Use type of niters instead of
314 integer_type.
315 (vect_transform_loop): Unify handling of known and unknown loop bound
316 cases. Call make_loop_iterate_ntimes instead of
317 vect_transform_loop_bound.
318
319 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
320
321 PR target/18217
322 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
323 (LIB2ADDEH): Here.
324
325 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
326
327 PR tree-opt/18544
328 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
329
330 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
331
332 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
333 m32r*linux.
334 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
335 m32r/libgcc-glibc.ver.
336 * config/m32r/libgcc-glibc.ver: Add New file.
337
338 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
339
340 * bitmap.h (struct bitmap_obstack): New obstack type.
341 (struct bitmap_head_def): Replace using_obstack with obstack
342 pointer.
343 (bitmap_default_obstack): New.
344 (bitmap_initialize): Make inline, does not do allocation.
345 (bitmap_release_memory): Remove.
346 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
347 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
348 bitmap_obstack_free, bitmap_malloc_free): Declare.
349 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
350 (BITMAP_FREE): Replace with ...
351 (BITMAP_OBSTACK_FREE): ... this.
352 (BITMAP_XFREE): Adjust.
353 (BITMAP_INIT_ONCE): Remove.
354 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
355 (bitmap_default_obstack): New.
356 (bitmap_elem_to_freelist): Adjust.
357 (bitmap_element_allocate): Adjust. Break initialization into ...
358 (bitmap_obstack_initialize): ... here.
359 (bitmap_release_memory): Replace with ...
360 (bitmap_obstack_release): ... this.
361 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
362 bitmap_obstack_free, bitmap_malloc_free): New.
363 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
364 bitmap_initialize.
365 (bitmap_initialize): Move to bitmap.h.
366 * gengtype.c (open_base_files): Add obstack.h to ifiles.
367 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
368 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
369 (INITIALIZE_REG_SET): Remove.
370 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
371 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
372 (flow_obstack): Do not declare.
373 (reg_obstack): Declare.
374 * regs.h: Include obstack.h.
375 * tree-optimize.c (tree_rest_of_compilation): Initialize and
376 release bitmap obstack here.
377 * bb-reorder.c: #include regs, not basic-block.
378 (fix_crossing_conditional_branches): Allocate regsets from
379 reg_obstack.
380 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
381 obstack.h.
382 * caller-save.c: Include regs.h earlier.
383 * cfg.c: Do not include basic-block.h or obstack.h.
384 (reg_obstack): Define.
385 * cfganal.c: Include obstack.h
386 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
387 earlier.
388 * cfglayout.c: Do not include obstack.h.
389 (flow_obstack): Remove declaration.
390 (cfg_layout_duplicate_bb): Use reg_obstack.
391 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
392 * cfgrtl.c (rtl_split_block): Use reg_obstack.
393 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
394 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
395 (cfg_layout_split_edge): Use reg_obstack.
396 * cse.c: Include regs.h earlier.
397 * ddg.c: Do not include basic-block.h.
398 * dominance.c: Inlude obstack.h.
399 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
400 (calculate_global_regs_live): Likewise.
401 (allocate_bb_life_data): Use reg_obstack.
402 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
403 * global.c: Do not include basic-block.h.
404 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
405 * graph.c: Include obstack.h.
406 * haifa-sched.c: Do not include basic-block.h.
407 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
408 * local-alloc.c: Do not include basic-block.h.
409 * loop-init.c, loop-invariant.c: Include obstack.h.
410 * loop-iv.c: Likewise.
411 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
412 adjust.
413 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
414 * modulo-sched.c: Do not include basic-block.h.
415 * passes.c (rest_of_handle_final): Do not call
416 regset_release_memory.
417 * ra-debug.c: Include regs.h earlier. Do not include
418 basic-block.h.
419 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
420 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
421 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
422 (regset_release_memory): Remove.
423 * resource.c: Do not include basic-block.h.
424 * rtlanal.c: Do not include basic-block.h.
425 * sbitmap.c: Include obstack.h.
426 * sched-deps.c: Do not include basic-block.h.
427 (reg_pending_sets_head, reg_pending_clobbers_head,
428 reg_pending_uses_head): Remove.
429 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
430 * sched-ebb.c: Do not include basic-block.h.
431 * sched-rgn.c: Likewise.
432 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
433 BITMAP_XFREE.
434 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
435 * tree-sra.c (decide_instantiations): Adjust bitmap
436 initialization.
437 * tree-ssa-dce.c: Include obstack.h.
438 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
439 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
440 (bitmap_set_new): Likewise.
441 (init_pre): Initialize bitmap obstack.
442 (fini_pre): Release bitmap obstack.
443 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
444 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
445 (mark_for_rewrite, unmark_for_rewrite): Likewise.
446 (marked_ssa_names): Likewise.
447 (init_ssanames): Use BITMAP_XMALLOC.
448 (fini_ssanames): Use BITMAP_XFREE.
449 * web.c: Include obstack.h
450
451 2004-11-22 Nick Clifton <nickc@redhat.com>
452
453 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
454 predecessor in the first for-loop.
455
456 2004-11-21 Stan Shebs <shebs@apple.com>
457
458 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
459 UNION_TYPE case.
460 (function_arg): Move darwin test up, sniff mode first for
461 efficiency, test for union type.
462
463 2004-11-21 Dale Johannesen <dalej@apple.com>
464
465 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
466
467 2004-11-21 Jeff Law <law@redhat.com>
468
469 * tree-ssa.c (verify_use): Fix comment.
470 (verify_phi_args): Check that the number of incoming edges matches
471 the number of PHI arguments. Check that each PHI argument is
472 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
473 dead or duplicated edges. Clear e->aux earlier and avoid separate
474 loop to clear e->aux and test for missed edges.
475 (verify_ssa): Remove first walk over statements. Move checking
476 of PHI args into verify_phi_args. Move checking of statements
477 with aliased stores and V_MAY_DEFS into the remaining loop over
478 the statements. Register defs by walking through the formal
479 SSA_NAME table.
480
481 2004-11-21 Roger Sayle <roger@eyesopen.com>
482
483 PR middle-end/18520
484 * dojump.c (compare_from_rtx): Clarify mode argument in function
485 description. Correct order of mode/cmp_mode arguments in call to
486 simplify_relational_operation. Check "tem" for COMPARISON_P.
487
488 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
489 David Edelsohn <edelsohn@gnu.org>
490
491 PR target/17836
492 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
493 synthetic vectors in memory.
494 (function_arg_boundary): Align large synthetic vectors.
495 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
496
497 2004-11-21 Jeff Law <law@redhat.com>
498
499 * cfg.c (update_bb_profile_for_threading): Do not rescale the
500 successor probabilities if they are not going to change. Pull
501 division out of loop if we do need to rescale successor probabilities.
502
503 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
504 index of the destination block for the hash value rather than
505 hashing a pointer.
506
507 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
508
509 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
510 checks for neither argument being an array or pointer (swapping
511 the arguments if necessary), the array argument being a pointer to
512 or array of functions and for -Wchar-subscripts warnings upfront.
513
514 2004-11-20 Jeff Law <law@redhat.com>
515
516 * regrename.c (copyprop_hardreg_forward): Only search for a
517 previously processed block if the current block only has one
518 predecessor.
519
520 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
521
522 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
523 typos.
524 * config/arm/arm.c: Follow spelling conventions.
525
526 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
527
528 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
529 a bit in tune_flags.
530 (const_double_needs_minipool): Likewise. Split most of the code out
531 into ...
532 (arm_const_double_inline_cost): ... new function here.
533 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
534 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
535 word constants of length 2, 3 and 4 insns respectively.
536 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
537 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
538 constraints. Set insn lenghts accordingly.
539
540 2004-11-19 Jeff Law <law@redhat.com>
541
542 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
543 a hash table. Extensive modifications throughout to support
544 that change.
545 (struct el): New.
546 (struct local_info): New.
547 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
548 fields.
549 (redirection_data): Now a hashtable.
550 (redirection_data_hash, redirection_data_eq): New.
551 (lookup_redirection_data, create_duplicates): New.
552 (create_edge_and_update_destionation_phis): New.
553 (fixup_template_block, redirect_edges): New.
554 (thread_block): Use hash table traversals instead of loops over
555 varray entries or incoming edge vectors.
556
557 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
558
559 * basic-block.h (edge_def): Add dest_idx.
560 * cfg.c (unchecked_make_edge): Initialize dest_idx.
561 (remove_edge): Simplify the disconnection of an edge from its
562 destination.
563 (redirect_edge_succ): Likewise.
564 * cfghooks.c (verify_flow_info): Check the consistency of
565 dest_idx for each edge.
566
567 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
568
569 * simplify-rtx.c (simplify_ternary_operation): Use
570 gen_int_mode.
571
572 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
573
574 * tree-cfg.c (reinstall_phi_args): New.
575 (tree_split_edge): Use it after redirecting an edge. Don't
576 modify PHI_ARG_EDGE.
577
578 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
579
580 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
581 if checking is enabled.
582
583 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
584
585 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
586 too many nested scopes.
587
588 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
589
590 PR tree-opt/18181
591 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
592 changed to suppoer uses-after-loop and to void creating flow paths
593 that shouldn't exist.
594 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
595 Modified to fit the new peeling scheme. Avoid quadratic behavior.
596 (slpeel_add_loop_guard): Takes additional argument.
597 (slpeel_verify_cfg_after_peeling): New function.
598 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
599 documentation. Use 'exit-bb' instead of creating 'new-bb'.
600 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
601 the new peeling scheme.
602 (copy_phi_nodes): Function removed. Its functionality moved to
603 update_phis_for_duplicate_loop.
604 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
605 moved here. Added documentation. Modified to fit the new peeling scheme.
606 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
607 needed - done in slpeel_tree_peel_loop_to_edge.
608 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
609 (vect_do_peeling_for_loop_bound): Add documentation. Call
610 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
611 with additional argument.
612 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
613
614 (vect_finish_stmt_generation): Avoid 80 column oveflow.
615
616 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
617
618 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
619 arguments removed.
620 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
621 without last two arguments. Update single_exit of loops.
622 (vect_update_niters_after_peeling): Removed. Its functionality was
623 moved to vect_do_peeling_for_alignment.
624 (vect_do_peeling_for_loop_bound): New name for function previously
625 called vect_transform_for_unknown_loop_bound.
626 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
627 instead of code that duplicates the same functionality.
628 (vect_do_peeling_for_alignment): Functionality of
629 vect_update_niters_after_peeling moved here.
630 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
631 previously named vect_transform_for_unknown_loop_bound - for both known
632 and unknown loop bound cases.
633
634 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
635
636 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
637 previously called verify_loop_for_duplication. All conditions compacted
638 into one compound condition. Removed debug dumps.
639 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
640 functionality moved to vect_can_advance_ivs_p, and some to
641 vect_analyze_loop_form.
642 (vect_can_advance_ivs_p): New function. Contains functionality that was
643 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
644 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
645 (vect_analyze_operations): Call vect_can_advance_ivs_p and
646 slpeel_can_duplicate_loop_p.
647 (vect_get_loop_niters): Added documentation.
648 (vect_analyze_loop_form): Check the loop entry always - not only in case
649 of unknown loop bound. Create preheader and exit bb if necessary. Apply
650 a check that used to take place in
651 vect_analyze_loop_with_symbolic_num_of_iters.
652 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
653 Remove redundant call to rewrite_into_loop_closed_ssa.
654 (vect_compute_data_refs_alignment): Removed obsolete comment.
655
656 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
657
658 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
659 function previously called tree_duplicate_loop_to_edge.
660 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
661 previously called tree_duplicate_loop_to_edge_cfg.
662 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
663 function name.
664 (slpeel_update_phi_nodes_for_guard): Likewise.
665 (slpeel_make_loop_iterate_ntimes): Likewise.
666 (slpeel_add_loop_guard): Likewise.
667 (allocate_new_names, free_new_names): Function declaration moved to top
668 of file.
669 (rename_use_op, rename_def_op): Likewise.
670 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
671 (vect_generate_tmps_on_preheader): Function declaration moved.
672 (vect_transform_for_unknown_loop_bound): Added missing function
673 declaration.
674
675 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
676
677 PR tree-opt/18507
678 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
679 Define a VEC(tree_on_heap) for head.
680 (register_new_def): Change second argument to be a VEC(tree_on_heap).
681 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
682 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
683 the VEC(tree_on_heap) function. Also free it before returning.
684 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
685 for block_defs_stack.
686 (restore_currdefs_to_original_value): Use VEC_length instead of
687 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
688 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
689 for block_defs_stack.
690 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
691 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
692 for block_defs_stack.
693 (ssa_register_new_def): Likewise.
694 (ssa_rewrite_initialize_block): Likewise.
695 (rewrite_finalize_block): Use VEC_length instead of
696 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
697 (ssa_rewrite_finalize_block): Likewise.
698 (register_new_def): Change second argument to be a VEC(tree_on_heap).
699 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
700 (rewrite_blocks): Initialize block_defs_stack with
701 the VEC(tree_on_heap) function. Also free it before returning.
702 (rewrite_ssa_into_ssa): Likewise.
703
704 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
705
706 * config/darwin.c (machopic_data_defined_p): return 1 for
707 MACHOPIC_DEFINED_FUNCTION.
708
709 2004-11-19 Jeff Law <law@redhat.com>
710
711 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
712 arguments.
713
714 2004-11-19 Paul Brook <paul@codesourcery.com>
715
716 PR target/17735
717 * varasm.c (default_assemble_integer): Allow pointer-sized values.
718 Expand comment.
719
720 2004-11-19 Nick Clifton <nickc@redhat.com>
721
722 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
723 zero_extension and lshiftrt insns.
724 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
725 where appropriate.
726 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
727 to handle bp and bn insn patterns with a zero_extend rtx
728 inside them.
729
730 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
731
732 * config/arm/arm.md (generic_sched): Make const.
733
734 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
735
736 * emit-rtl.c (classify_insn): Make it static.
737 * rtl.h: Remove the corresponding prototype.
738
739 * integrate.c (has_func_hard_reg_initial_val,
740 get_func_hard_reg_initial_val): Make them static.
741 * integrate.h: Remove the corresponding prototypes.
742
743 2004-11-19 Ben Elliston <bje@au.ibm.com>
744
745 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
746 (dw2_asm_output_delta_sleb128): Likewise.
747 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
748 (dw2_asm_output_delta_sleb128): Likewise.
749
750 2004-11-19 Adam Nemet <anemet@lnxw.com>
751
752 * tree-ssa-alias.c: Fix comment.
753
754 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
755
756 * tree-outof-ssa.c: Fix a comment typo.
757
758 2004-11-19 Ben Elliston <bje@au.ibm.com>
759
760 * predict.h (predict_insn): Remove extern declaration.
761 * predict.c (predict_insn): Make static.
762
763 2004-11-19 Alan Modra <amodra@bigpond.net.au>
764
765 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
766
767 2004-11-18 Nicolas Pitre <nico@cam.org>
768
769 * config/arm/arm.c (const_double_needs_minipool): New function to
770 determine if a CONST_DOUBLE should be pushed to the minipool.
771 (note_invalid_constants): Use it.
772
773 2004-11-18 Paul Brook <paul@codesourcery.com>
774
775 * config/arm/arm.c (target_float_switch): New variable..
776 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
777 target_float_switch.
778 * config/arm/arm.h (target_float_switch): Declare.
779 (ARM_FLAG_SOFT_FLOAT): Remove.
780 (TARGET_SWITCHES): Remove hard-float and soft-float.
781 (TARGET_OPTIONS): Add hard-float and soft-float.
782 (TARGET_DEFAULT_FLOAT_ABI): Define.
783 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
784 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
785 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
786 * config/arm/netbsd-elf.h: Ditto.
787 * config/arm/netbsd.h: Ditto.
788 * config/arm/pe.h: Ditto.
789 * config/arm/unknown-elf.h: Ditto.
790 * config/arm/wince-pe.h: Ditto.
791 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
792 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
793 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
794
795 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
796
797 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
798 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
799 altivec_lvx_4sf): Rename and replace with ...
800 (altivec_lvx_<mode>): ... mode macro version.
801 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
802 altivec_stvx_4sf): Rename and replace with ...
803 (altivec_stvx_<mode>): ... mode macro version.
804 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
805 (mov<mode>): ... mode macro version.
806 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
807 *movv4sf_internal1): Replace with ...
808 (*mov<mode>_internal): ... mode macro version.
809 (get_vrsave_internal, *set_vrsave_internal, *save_world,
810 *restore_world): Unquote output statements.
811 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
812 altivec_expand_st_builtin): Adjust insn names.
813
814 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
815
816 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
817 previous change.
818 (rs6000_override_options): Likewise.
819 (spe_build_register_parallel): Handle complex doubles on e500v2.
820 (rs6000_spe_function_arg): Likewise.
821 (function_arg): Likewise.
822 (rs6000_function_value): Likewise.
823 (rs6000_libcall_value): Likewise.
824
825 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
826
827 * ifcvt.c (find_if_block): Move the check for the number of edges
828 above the loops checking for complex edges.
829 Remove the counting of edges as we use EDGE_COUNT now.
830
831 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
832
833 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
834 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
835
836 2004-11-18 Andreas Schwab <schwab@suse.de>
837
838 * config/i386/i386.md (define_peephole2): Revert last change.
839
840 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
841
842 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
843 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
844
845 2004-11-18 Diego Novillo <dnovillo@redhat.com>
846
847 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
848 of FOR_EACH_BB.
849
850 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
851
852 * Makefile.in (macro_list): Depend on s-macro_list.
853 (s-macro_list): New target.
854
855 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
856
857 PR target/17107
858 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
859 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
860 (fold_range_test): Adjust.
861 (fold_truthop): Use it.
862 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
863 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
864
865 2004-11-18 Uros Bizjak <uros@kss-loka.si>
866
867 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
868 insn split constraint.
869 (define_peephole2): Remove unneeded "&& 1" from peephole2
870 constraints.
871
872 2004-11-18 Ben Elliston <bje@au.ibm.com>
873
874 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
875 element for bsi_prev; use @findex instead.
876
877 2004-11-18 Ben Elliston <bje@au.ibm.com>
878
879 * opts.h (add_input_filename): Remove extern declaration.
880 * opts.c (add_input_filename): Make static.
881
882 2004-11-17 Mark Mitchell <mark@codesourcery.com>
883
884 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
885 ATTRIBUTE_UNUSED.
886
887 2004-11-17 Zack Weinberg <zack@codesourcery.com>
888
889 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
890 * system.h: Poison it.
891 * doc/tm.texi: Delete its documentation.
892
893 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
894 Mark Mitchell <mark@codesourcery.com>
895
896 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
897 * config/i386/i386.c (i386_solaris_elf_named_section): New
898 function.
899 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
900 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
901 64-bit.
902 (ASM_QUAD): Don't undefine for biarch targets.
903 * config/i386/t-sol2: Introduce multilib support.
904
905 2004-11-18 Ben Elliston <bje@au.ibm.com>
906
907 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
908
909 2004-11-18 Ben Elliston <bje@au.ibm.com>
910
911 * cgraph.h: Replace "it's" with "its" throughout.
912
913 2004-11-18 Ben Elliston <bje@au.ibm.com>
914
915 * doc/rtl.texi (Flags): Grammar fix.
916
917 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
918
919 * expmed.c (alg_code): Add alg_unknown.
920 (alg_hash_entry): New.
921 (NUM_ALG_HASH_ENTRIES): Likewise.
922 (alg_hash): Likewise.
923 (synth_mult): Cache the result into alg_hash.
924
925 2004-11-17 Zack Weinberg <zack@codesourcery.com>
926
927 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
928 config/rs6000/libgcc-ppc64.ver.
929
930 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
931
932 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
933 checking if an unconditional return is followed by a barrier.
934
935 * jump.c (condjump_p): Remove unreachable code.
936
937 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
938 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
939 tree-ssa-live.h, tree.h: Remove unused prototypes.
940
941 2004-11-17 Jeff Law <law@redhat.com>
942
943 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
944 (edge_to_cases_elt): Renamed from edge_to_case_leader.
945 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
946 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
947 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
948 (get_cases_for_edge): New function.
949 (start_recording_case_labels, end_recording_case_labels): Similarly.
950 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
951 chain equivalent CASE_LABEL_EXPRs together.
952 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
953 (make_switch_expr_edges): Do not record edge/cases here.
954 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
955 (split_critical_edges): Record cases around the edge splitting code.
956 (cleanup_dead_labels): Use CASE_LABEL again.
957 (tree_redirect_edge_and_branch): If we have a mapping from edge
958 to cases, use it to handle redirections. Else do it the slow way.
959 * tree.h (CASE_LEADER_OR_LABEL): Kill.
960 (CASE_LABEL): Revert to just looking at the tree's second operand.
961 * tree.c (get_case_label): Kill.
962
963 2004-11-17 Diego Novillo <dnovillo@redhat.com>
964
965 PR tree-optimization/18307
966 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
967 'orig' are the same node.
968 (collect_points_to_info_r): Do not call merge_pointed_to_info
969 when the PHI argument is identical to the LHS.
970
971 2004-11-17 Steven Bosscher <stevenb@suse.de>
972
973 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
974 to insert the exit or entry block.
975 (ssa_prop_init): Use add_control_edge to seed the algorithm.
976
977 2004-11-16 Zack Weinberg <zack@codesourcery.com>
978
979 * mkmap-flat.awk, mkmap-symver.awk: If the last version
980 assigned to a symbol was '%exclude', do not emit it anywhere.
981 If leading_underscore is true, prefix all symbols from the
982 version scripts with a leading underscore before comparing
983 them with nm output or emitting them. Remove support for dot
984 symbols.
985 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
986 (SHLIB_MAPFILES): Use libgcc-std.ver.
987 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
988 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
989 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
990 libgcc-excl.ver and libgcc-glibc.ver.
991
992 * config/sh/libgcc-excl.ver: New file.
993 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
994
995 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
996
997 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
998 the test when the edge has the opposite meaning, not when
999 the first argument is invariant.
1000
1001 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
1002
1003 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
1004 doubles.
1005 (rs6000_complex_function_value): Handle e500 v2 variant.
1006
1007 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
1008
1009 Fix PR tree-optimization/18519
1010
1011 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
1012 * tree-pass.h: Add TODO_cleanup_cfg.
1013 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
1014 (ccp_finalize): Remove call to cleanup_cfg.
1015 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
1016 (pass_cd_dce): Ditto.
1017 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
1018 dump_function_to_file.
1019 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
1020 to cleanup_cfg.
1021 (pass_ch): Add TODO_cleanup_cfg.
1022 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
1023 cleanup_cfg.
1024 (pass_loop_done): Add TODO_cleanup_cfg.
1025 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
1026 (tree_ssa_phiopt): Remove call to cleanup_cfg.
1027
1028 2004-11-16 Devang Patel <dpatel@apple.com>
1029
1030 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
1031
1032 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
1033
1034 * expmed.c, ra-colorize.c: Fix comment typos.
1035
1036 * doc/tm.texi: Fix typos.
1037
1038 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1039 Mark Mitchell <mark@codesourcery.com>
1040
1041 PR target/6123
1042 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
1043 __pic__ if PIC.
1044
1045 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
1046
1047 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
1048 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
1049
1050 2004-11-16 Devang Patel <dpatel@apple.com>
1051
1052 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
1053
1054 2004-11-16 Eric Christopher <echristo@redhat.com>
1055
1056 * config/mips/mips.c: Use rtl _P predicates.
1057 * config/mips/mips.h: Ditto.
1058 * config/mips/mips.md: Ditto.
1059
1060 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
1061
1062 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
1063 the pattern.
1064
1065 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
1066
1067 * config/s390/s390.c (s390_cc_modes_compatible): New function.
1068 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
1069
1070 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
1071
1072 PR target/18447
1073 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
1074 before and after the insns for getting GOT address in non-PIC
1075 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
1076 is enabled.
1077
1078 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
1079
1080 * gcc/cse.c (struct change_cc_mode_args): New structure.
1081 (cse_change_cc_mode_insn): New function.
1082 (cse_change_cc_mode): Use validate_change to perfom changes.
1083 (cse_change_cc_mode_insns, cse_condition_code_reg):
1084 Call cse_change_cc_mode_insn.
1085
1086 2004-11-16 Steven Bosscher <stevenb@suse.de>
1087
1088 * stack.h: Remove.
1089
1090 2004-11-16 Steven Bosscher <stevenb@suse.de>
1091
1092 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
1093
1094 2004-11-15 Dale Johannesen <dalej@apple.com>
1095
1096 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
1097
1098 2004-11-15 Dale Johannesen <dalej@apple.com>
1099
1100 * profile.c (compute_branch_probabilities): Prevent
1101 crash with EH in RTL-based profiling.
1102
1103 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
1104
1105 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
1106 COND_EXPR_COND.
1107 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
1108 * tree-ssa-dom.c (thread_across_edge): Likewise.
1109 * tree-vectorizer.c (vect_transform_loop_bound): Replace
1110 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
1111 COND_EXPR_ELSE.
1112
1113 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
1114 (tree_flow_call_edges_add): Update the call to
1115 bsi_commit_edge_inserts.
1116 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
1117 * profile.c (branch_prob): Likewise.
1118 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
1119 * tree-sra.c (scalarize_function): Likewise.
1120 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
1121 * tree-ssa-pre.c (fini_pre): Likewise.
1122 * tree-flow.h: Update the prototype for
1123 bsi_commit_edge_inserts.
1124
1125 2004-11-15 Eric Christopher <echristo@redhat.com>
1126
1127 * sched-deps.c (set_sched_group_p): Delete.
1128 (delete_all_dependencies): New function.
1129 (fixup_sched_groups): Use. New function.
1130 (sched_analyze_insn): Use.
1131
1132 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
1133
1134 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
1135 RROTATE_EXPR or unknown code.
1136 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
1137 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
1138 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
1139 or unknown code.
1140
1141 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
1142
1143 PR c/18498
1144 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
1145 after processing the declarator.
1146
1147 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
1148
1149 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
1150 vec_duplicate.
1151 (altivec_vspltb): Same.
1152 (altivec_vspltw): Same.
1153 (altivec_vspltisb): Same.
1154 (altivec_vspltish): Same.
1155 (altivec_vspltisw): Same.
1156 (altivec_vspltisw_v4sf): Same.
1157 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
1158 UNSPEC_VSPLTISH.
1159 Move "End of vector xor's" comment to the right place.
1160
1161 2004-11-15 Steve Ellcey <sje@cup.hp.com>
1162
1163 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
1164 instead of nonimmediate_operand.
1165
1166 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1167
1168 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
1169 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
1170 * config/sol2.c (solaris_output_init_fini): Update calls to
1171 ASM_OUTPUT_CALL. Include "rtl.h".
1172
1173 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1174
1175 * config/sol2-c.c (cmn_err_char_table): Add "p".
1176
1177 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1178
1179 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
1180 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
1181
1182 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1183
1184 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
1185 within the multilib directory.
1186
1187 2004-11-15 Nick Clifton <nickc@redhat.com>
1188
1189 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
1190 builtin assert of cpu=xstormy16.
1191
1192 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
1193
1194 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
1195 variable.
1196
1197 2004-11-14 Richard Henderson <rth@redhat.com>
1198
1199 PR 18480
1200 * calls.c (struct arg_data): Add parallel_value.
1201 (precompute_register_parameters): Set it.
1202 (load_register_parameters): Use it.
1203 (store_one_arg): Also set it here.
1204
1205 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
1206
1207 PR tree-optimization/18431
1208 * fold-const.c (associate_trees): Do not produce x + 0.
1209 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
1210 (fold): Use them.
1211 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
1212 Moved ...
1213 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
1214 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
1215
1216 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1217
1218 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
1219
1220 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1221
1222 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
1223 value-prof.c: Fix comment typos.
1224
1225 2004-11-14 Stan Shebs <shebs@apple.com>
1226
1227 Basic ABI changes for passing structs by value in 64-bit Darwin.
1228 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
1229 (rs6000_override_options): Set it for 64-bit Darwin.
1230 (rs6000_parse_abi_options): Add testing options to change it.
1231 (rs6000_return_in_memory): Test whether the type is one
1232 that can be passed in registers.
1233 (darwin64_function_arg_advance): New.
1234 (function_arg_advance): Call it, plus add recursion depth
1235 argument and test when counting off arguments.
1236 (rs6000_darwin64_function_arg): New.
1237 (function_arg): Call it.
1238 (setup_incoming_varargs): Add argument to function_arg_advance.
1239 (rs6000_darwin64_function_value): New.
1240 (rs6000_function_value): Call it.
1241 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
1242 * config/rs6000/rs6000-protos.h: Update decl of
1243 function_arg_advance.
1244
1245 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
1246
1247 PR c/17279
1248 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
1249 support TImode before adding __int128_t and __uint128_t types.
1250
1251 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
1252
1253 PR tree-opt/18400
1254 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
1255 (vect_transform_loop_bound): Set loop->nb_iterations.
1256
1257 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
1258 Andrew Pinski <pinskia@physics.uc.edu>
1259
1260 PR tree-opt/18425
1261 * tree-vectorize.c (vect_build_loop_niters): Do not insert
1262 NULL into the instruction stream. Initialize new_bb to NULL.
1263 (vect_update_ivs_after_vectorizer): Likewise.
1264 (vect_gen_niters_for_prolog_loop): Likewise.
1265
1266 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
1267
1268 PR tree-optimization/18431
1269 * tree-flow.h (stmt_references_memory_p): Declare.
1270 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
1271 * tree-ssa.c (stmt_references_memory_p): New function.
1272
1273 2004-11-14 Andreas Schwab <schwab@suse.de>
1274
1275 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
1276 $(EXPR_H).
1277
1278 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1279
1280 * c-common.c (walk_stmt_tree): Remove.
1281 * c-common.h: Remove the corresponding prototype.
1282
1283 * emit-rtl.c (push_to_full_sequence): Remove.
1284 * rtl.h: Remove the corresponding prototype.
1285
1286 * cselib.c, expr.c: Fix comment typos.
1287
1288 2004-11-13 Richard Henderson <rth@redhat.com>
1289
1290 * calls.c (precompute_register_parameters): Force all PARALLELs
1291 into pseudo registers.
1292 (load_register_parameters): Copy PARALLELs into hard registers.
1293 * function.c (assign_parm_setup_block): Copy PARALLELS into
1294 pseudo registers. Do emit_group_store in conversion_insns.
1295 * expr.c (emit_group_load_1): Rename from emit_group_load, take
1296 tmps as an argument. Move final copy loop ...
1297 (emit_group_load): ... here. New function.
1298 (emit_group_load_into_temps, emit_group_move_into_temps): New.
1299 * expr.h: Declare them.
1300
1301 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1302
1303 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
1304 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
1305 with PHI_CHAIN where appropriate.
1306
1307 2004-11-13 Dale Johannesen <dalej@apple.com>
1308
1309 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
1310 (tree_block_label): Ditto.
1311 (flush_pending_stmts): Ditto.
1312 (insert_edge_copies): Ditto.
1313 (expr_invariant_in_loop_p): Ditto.
1314 (TDF_USE_OPS): Parenthesize definition.
1315 (TDF_USE_VOPS): Ditto.
1316
1317 2004-11-13 David Edelsohn <edelsohn@gnu.org>
1318
1319 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
1320 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
1321 (atoll): Declare.
1322 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
1323
1324 2004-11-14 Joseph Myers <joseph@codesourcery.com>
1325
1326 * config/i386/i386.c (override_options): Move loop to set default
1327 tuning to correct place.
1328
1329 2004-11-13 Zak Kipling <zak@transversal.com>
1330
1331 PR target/18300
1332 * config/i386/i386.c (classify_argument): Fix infinite loop when
1333 passing object with 3 or more base classes by value.
1334
1335 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1336
1337 * doc/md.texi (constraints) <% modifier>: Mention that it is
1338 useless when the two alternatives are strictly identical.
1339
1340 2004-11-13 Richard Henderson <rth@redhat.com>
1341
1342 * expmed.c (extract_split_bit_field): Temporarily disable call to
1343 extract_force_align_mem_bit_field.
1344
1345 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1346
1347 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
1348 formatting.
1349
1350 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
1351 lambda-code.c, postreload.c, predict.c, tree-sra.c,
1352 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
1353
1354 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
1355
1356 * doc/install.texi (automake): Correctly document that everything now
1357 will use automake 1.9.3.
1358
1359 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
1360
1361 PR target/18347
1362 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
1363 TImode. Sorry for other non-complex larger-than-64-bit modes.
1364 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
1365
1366 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
1367
1368 * doc/install.texi (automake): Document that everything now uses 1.9.
1369
1370 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
1371
1372 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
1373 previous loads.
1374
1375 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1376
1377 * tree.h: Fix comment typos.
1378
1379 2004-11-13 Steven Bosscher <stevenb@suse.de>
1380
1381 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
1382 HARD_REGISTER_NUM_P.
1383
1384 * cselib.c (new_cselib_val): Make comment correct and more detailed.
1385 * flow.c (mark_set_1): Likewise.
1386
1387 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
1388 duplicate_eh_regions): Remove.
1389 * except.h (duplicate_eh_regions): Remove prototype.
1390 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
1391 global_const_equiv_varray): Remove.
1392 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
1393 global_const_equiv_varray, set_label_in_map): Remove prototypes,
1394 extern declaration, and #define.
1395 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
1396 (struct inline_remap): Remove.
1397 * varray.c (struct element): Remove entry for const_equiv_data.
1398 * varray.h (struct const_equiv_data): Remove.
1399 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
1400 (union varray_data_tag) <const_equiv>: Remove.
1401 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
1402 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
1403
1404 * regstack.c (record_label_references): Remove unused function.
1405
1406 * rtl.def (VALUE): Update comment.
1407 (LABEL_REF): Remove unused operand 2.
1408 * rtl.h (struct rtx_def): Update for removed accessor macros.
1409 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
1410 REG_LOOP_TEST_P): Remove.
1411 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
1412 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
1413 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
1414
1415 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
1416 Eric Botcazou <ebotcazou@libertysurf.fr>
1417
1418 PR target/18230
1419 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
1420 patterns.
1421 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
1422 (V32I): New macro for 32-bit modes.
1423 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
1424 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
1425 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
1426 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
1427 one_cmpldi_sp64): Use V64I instead of DI.
1428 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
1429 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
1430 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
1431 (nandv64i_vis, nandv32i_vis): New patterns.
1432
1433 2004-11-12 Mike Stump <mrs@apple.com>
1434
1435 * Makefile.in: Add html support.
1436 * java/Make-lang.in: Likewise.
1437 * fortran/Make-lang.in: Likewise.
1438 * treelang/Make-lang.in: Likewise.
1439 * doc/install.texi: Likewise.
1440 * doc/makefile.texi: Likewise.
1441 * doc/sourcebuild.texi: Likewise.
1442
1443 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1444
1445 * tree-ssa-loop-manip.c: Fix a comment typo.
1446
1447 2004-11-12 Mike Stump <mrs@apple.com>
1448
1449 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
1450 renaming this node to Concept Index.
1451 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
1452 to more closely match gcc.texi.
1453
1454 2004-11-12 Jeff Law <law@redhat.com>
1455
1456 * tree-cfg.c (hashtab.h): Include.
1457 (struct edge_to_case_leader_elt): New structure.
1458 (edge_to_case_leader): New.
1459 (edge_to_case_leader_hash): New hashtable hasing function.
1460 (edge_to_case_leader_eq): New hashtable equality function.
1461 (record_switch_edge): New function.
1462 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
1463 (make_switch_expr_edges): Build the edge-to-case-leader
1464 hash table. Tear down the hash table when we're done.
1465 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
1466 CASE_LABEL.
1467 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
1468 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
1469 to use new concept of case leaders to reduce overhead of
1470 redirecting outgoing edges from switch statements.
1471 * tree.c (get_case_label): New function.
1472 * tree.h (CASE_LABEL): Define in terms of get_case_label.
1473 (CASE_LEADER_OR_LABEL): Define.
1474
1475 2004-11-12 Ziemowit Laski <zlaski@apple.com>
1476
1477 * varasm.c (output_addressed_constants): For CONST_DECLs,
1478 output the initializer if present.
1479
1480 2004-11-12 Ziemowit Laski <zlaski@apple.com>
1481
1482 * config/rs6000/darwin.h: Fix confusing typo in comment.
1483
1484 2004-11-12 Devang Patel <dpatel@apple.com>
1485
1486 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
1487
1488 2004-11-12 Devang Patel <dpatel@apple.com>
1489
1490 * tree-if-conv.c (clean_predicate_lists): Use loop header
1491 and latch directly.
1492
1493 2004-11-12 Richard Henderson <rth@redhat.com>
1494
1495 PR 17778
1496 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
1497 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1498 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
1499 * config/i386/i386-modes.def (XF): Use it.
1500
1501 2004-11-11 Geoffrey Keating <geoffk@apple.com>
1502
1503 * Makefile.in (macro_list): Use move-if-change to avoid spurious
1504 rebuilds.
1505
1506 2004-11-12 Mark Mitchell <mark@codesourcery.com>
1507
1508 PR c++/18416
1509 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
1510 when deciding whether to pass a variable to
1511 cgraph_varpool_finalize_decl or assemble_variable.
1512 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
1513
1514 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
1515
1516 * tree-vectorizer.c: Fix a comment typo.
1517
1518 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1519
1520 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
1521
1522 2004-11-12 Diego Novillo <dnovillo@redhat.com>
1523
1524 * tree-scalar-evolution.c (analyzable_condition): Remove
1525 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
1526
1527 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
1528
1529 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1530 Remove m505/roe multilib variant.
1531
1532 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1533
1534 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
1535 to load from the stack.
1536
1537 2004-11-12 Richard Henderson <rth@redhat.com>
1538
1539 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
1540 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
1541 * toplev.h (FL2T__): Remove.
1542 (CLZ_HWI): Rename from FL2T_CLZ__.
1543 (CTZ_HWI): New.
1544 (floor_log2): Simplify.
1545 (exact_log2): New.
1546
1547 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
1548
1549 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
1550 compute the first overlapping iterations.
1551
1552 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
1553
1554 PR middle-end/18005
1555 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
1556 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
1557
1558 2004-11-12 Steven Bosscher <stevenb@suse.de>
1559
1560 PR tree-optimization/18419
1561 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
1562 pointer set instead of a bitmap.
1563 (walk_use_def_chains): Create, pass and clean up that pointer_set.
1564
1565 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
1566 field an sbitmap.
1567 (init_alias_info): Allocate and zero it here.
1568 (delete_alias_info): Delete it here.
1569 (collect_points_to_info_for): Use it.
1570
1571 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1572
1573 * alias.c (record_alias_subset, addr_side_effect_eval):
1574 Make them static.
1575 * alias.h: Remove the prototype for record_alias_subset.
1576 * expr.h: Remove the commented-out prototype for
1577 record_alias_subset.
1578 * rtl.h: Remove the prototype for addr_side_effect_eval.
1579
1580 * cfglayout.c (choose_inner_scope): Make it static.
1581 * rtl.h: Remove the corresponding prototype.
1582
1583 * cfgloopmanip.c (update_single_exits_after_duplication,
1584 unloop): Make them static.
1585 * cfgloop.h: Remove the corresponding prototypes.
1586
1587 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
1588 Make them static.
1589 * c-tree.h: Remove the corresponding prototypes.
1590
1591 * explow.c (round_push): Make it static.
1592 * expr.h: Remove the corresponding prototype.
1593
1594 * varasm.c (get_named_section_flags, decl_tls_model): Make
1595 them static.
1596 * output.h: Remove the prototype for get_named_section_flags.
1597 * tree.h: Remove the prototype for decl_tls_model.
1598
1599 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1600
1601 * function.c (expand_function_end): Remove an "if" statement
1602 that always triggers.
1603 * stmt.c (expand_null_return_1): Likewise.
1604
1605 2004-11-11 James E. Wilson <wilson@specifixinc.com>
1606
1607 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
1608 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
1609 CLASS_MAX_NREGS): Likewise.
1610
1611 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1612
1613 PR tree-optimization/17742
1614 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
1615 MINUS_EXPR correctly.
1616
1617 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
1618
1619 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1620 Give up as soon as the evolution is known not computable.
1621
1622 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1623
1624 PR target/16457
1625 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
1626 mask64_1or2_operand.
1627 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
1628 to spot rlwinm opportunities.
1629 (and64_2_operand): Use mask_1or2_operand.
1630 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
1631
1632 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
1633
1634 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
1635 (vect_update_ivs_after_vectorizer): Update function documentation.
1636 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
1637
1638 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1639
1640 * config/arm/arm.c: Fix a comment typo.
1641
1642 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1643
1644 * bitmap.h (nBITMAP_WORD_BITS): Remove.
1645 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
1646 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
1647 unnecessary casts.
1648 (bitmap_first_set_bit): Return unsigned, use ctzl.
1649 (bitmap_last_set_bit): Remove.
1650 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
1651 unsigned.
1652 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
1653 remove special case code for two word elements.
1654 (bitmap_last_set_bit): Remove.
1655 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
1656 bitmap_first_set_bit with bitmap_empty_p.
1657 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
1658 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
1659 bitmap_last_bit_set.
1660
1661 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1662
1663 PR target/16796
1664 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
1665
1666 PR target/16458
1667 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
1668 unsigned equality compare when we know the operands are unsigned.
1669
1670 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
1671
1672 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
1673 __PIC__ and __pic__ only if TARGET_ABICALLS.
1674 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
1675 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
1676 -KPIC only if not -mno-abicalls.
1677
1678 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
1679 * config/sparc/linux.h, config/sparc/linux64.h
1680 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
1681
1682 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
1683 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
1684 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
1685 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
1686
1687 2004-11-11 Paul Brook <paul@codesourcery.com>
1688
1689 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
1690 register if current_function_uses_pic_offset_table is set.
1691
1692 2004-11-10 David Edelsohn <edelsohn@gnu.org>
1693
1694 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
1695 Change multi-instruction sequences to new attribute.
1696 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
1697 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
1698 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
1699
1700 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
1701
1702 * tree-data-ref.c (build_classic_dist_vector): If either loop
1703 is outside of the nest we asked about, the dependence can't
1704 matter.
1705 (build_classic_dir_vector): Ditto.
1706
1707 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
1708
1709 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
1710 right order.
1711 (force_var_cost): Determine cost of addition and multiplication more
1712 precisely.
1713 (get_computation_cost_at): Add cost for computing address elements to
1714 the final cost.
1715
1716 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
1717 one of the arguments of MINUS_EXPR is an address.
1718 (split_address_to_core_and_offset): New function.
1719 (ptr_difference_const): Handle case when one of the operands is a
1720 pointer.
1721 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
1722 (ptr_difference_cost): Pass addresses instead of objects to
1723 ptr_difference_const.
1724
1725 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
1726
1727 * tree.c (tree_check_failed): Emit general error if the list of
1728 node types is empty.
1729
1730 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1731
1732 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
1733 argument. When the union is passed in the 6th slot, build a
1734 PARALLEL with only one element.
1735 (function_arg): Adjust call to function_arg_union_value.
1736 (function_value): Likewise.
1737
1738 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
1739
1740 PR tree-optimization/17892
1741 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
1742 MINUS_EXPR operator.
1743
1744 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
1745
1746 PR target/18230
1747 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
1748 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
1749
1750 2004-11-10 Steven Bosscher <stevenb@suse.de>
1751
1752 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
1753 (struct basic_block_def): Remove local_set and cond_local_set
1754 fields. Update comment for global_live_at_start.
1755 * flow.c (calculate_global_regs_live): Allocate local_sets and
1756 cond_local_sets here as arrays of bitmaps previously stored in
1757 bb->local_set and bb->cond_local_set. Use xmalloc instead of
1758 obstack allocated bitmaps.
1759
1760 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
1761
1762 PR target/18380
1763 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
1764 hidden.
1765
1766 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
1767
1768 2004-11-09 Jeff Law <law@redhat.com>
1769
1770 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
1771 argument holding last unvisited block. Start search for
1772 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
1773 (connect_infinite_loops_to_exit): Supply last unvisited block
1774 to flow_dfs_compute_reverse_execute.
1775
1776 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
1777
1778 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
1779 doubles.
1780 (floatunssidf2): Same.
1781 (floatsidf2): Same.
1782 ("extendsfdf2"): New expander.
1783 (*extendsfdf2_fpr): Rename.
1784 (*truncdfsf2_fpr): Same.
1785 (*negdf2_fpr): Same.
1786 (*absdf2_fpr): Same.
1787 (*nabsdf2_fpr): Same.
1788 (*adddf3_fpr): Same.
1789 (*subdf3_fpr): Same.
1790 (*muldf3_fpr): Same.
1791 (*divdf3_fpr): Same.
1792
1793 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
1794 ("spe_fix_truncdfsi2"): Same.
1795 (spe_floatunssidf2): Same.
1796 (spe_floatsidf2): Same.
1797
1798 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1799
1800 PR c/18322
1801 * c-common.c (fname_decl): Don't use line number of decl in
1802 diagnostic.
1803
1804 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1805
1806 * config/s390/s390-protos.h (s390_pool_operand): Remove.
1807 * config/s390/s390.c (s390_pool_operand): Likewise.
1808 (s390_extra_constraint_str): Handle 'B' constraints.
1809 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
1810 * config/s390/s390.md: Document 'B' constraints.
1811 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
1812 s390_pool_operand to prevent insns with two literal pool
1813 references. Make pattern commutative.
1814 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
1815 'B' constraint instead of s390_pool_operand.
1816
1817 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1818
1819 * tree-cfg.c (create_bb): Remove unnecessary memset.
1820
1821 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1822
1823 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
1824 (thread_block): Call flush_pending_stmt instead of
1825 copy_phis_to_block.
1826
1827 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1828
1829 * loop-iv.c (iv_number_of_iterations): Make it static.
1830 * cfgloop.h: Remove the corresponding prototype.
1831
1832 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1833
1834 * function.c (combine_temp_slots, assign_parms,
1835 expand_pending_sizes): Make them static.
1836 * tree.h: Remove the corresponding prototypes.
1837
1838 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1839
1840 * emit-rtl.c (copy_most_rtx): Remove.
1841 * rtl.h: Remove the corresponding prototype.
1842
1843 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1844
1845 * cfgloop.c (flow_loops_update): Remove.
1846 * cfgloop.h: Remove the corresponding prototype.
1847
1848 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1849
1850 * conflict.c (mark_reg, conflict_graph_compute): Remove.
1851 * basic-block.h: Remove the prototype for
1852 conflict_graph_compute.
1853
1854 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1855
1856 * tree-if-conv.c (add_to_dst_predicate_list): Change the
1857 second argument to basic_block.
1858 (tree_if_convert_cond_expr): Update call sites.
1859
1860 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1861
1862 * fold-const.c (pedantic_non_lvalue): Make it static.
1863 * tree.h: Remove the corresponding prototype.
1864
1865 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1866
1867 * optabs.c (prepare_operand): Make it static.
1868 * optabs.h: Remove the corresponding prototype.
1869
1870 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1871
1872 * reload1.c (reloads_conflict, gen_reload): Make them static.
1873 * reload.h: Remove the corresponding prototypes.
1874
1875 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1876
1877 * reload.c (refers_to_mem_for_reload_p,
1878 refers_to_regno_for_reload_p): Make them static.
1879 * reload.h: Remove the corresponding prototypes.
1880
1881 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
1882 Eric Botcazou <ebotcazou@libertysurf.fr>
1883
1884 PR target/18230
1885 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
1886 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
1887 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
1888 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
1889 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
1890 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
1891 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
1892 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
1893 MODE_VECTOR_INT modes.
1894 (sparc_extra_constraint_check): Add new constraint 'Y'.
1895 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
1896 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
1897 (V64): New mode macro for 64-bit modes.
1898 (movsf): Use V32 for mode instead of SF.
1899 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
1900 alongside 'G' constraint.
1901 (movdf): Use V64 for mode instead of DF.
1902 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
1903 of DF. Add 'Y' constraint alongside 'G' constraint.
1904 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
1905 instead of DF.
1906
1907 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1908
1909 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
1910 integer NEG and ABS.
1911 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
1912 ("*negdi2_31"): Reimplement using a splitter.
1913 ("*negdi2_cc", "*negdi2_cconly"): New insns.
1914 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
1915 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
1916 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
1917 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
1918 ("*absdi2_cc", "*absdi2_cconly"): New insns.
1919 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
1920 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
1921 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
1922 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
1923 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
1924 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
1925 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
1926 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
1927 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
1928
1929 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1930
1931 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
1932 when eliminating an UNSPEC_CMPINT.
1933 (s390_secondary_input_reload_class): Fix test for CC register reload.
1934 (s390_secondary_output_reload_class): Likewise.
1935 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
1936 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
1937 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
1938 insn patterns with splitters.
1939
1940 2004-11-09 David Edelsohn <edelsohn@gnu.org>
1941
1942 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
1943 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
1944
1945 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1946
1947 * tree-phinodes.c (phi_reverse): New.
1948 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
1949 Use it.
1950 * tree-flow.h: Add a prototype for phi_reverse.
1951
1952 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1953
1954 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1955
1956 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
1957
1958 PR pch/14940
1959 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
1960 definitions.
1961
1962 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1963
1964 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
1965 instead of "arg" in diagnostics.
1966
1967 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1968
1969 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
1970 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
1971 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
1972 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1973 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
1974 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
1975 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
1976 config/iq2000/iq2000.c, config/m32r/m32r.c,
1977 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
1978 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
1979 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
1980 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
1981 config/sh/symbian.c, config/stormy16/stormy16.c,
1982 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
1983 and %> as appropriate. Use %' as apostrophe in diagnostics where
1984 applicable. Use %< and %> in place of '' quotes where applicable.
1985 Use %qs in place of %<%s%>. Consistently quote __builtin function
1986 names.
1987
1988 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
1989
1990 * gdbinit.in (pbb, pbm): New macros.
1991
1992 2004-11-08 Jeff Law <law@redhat.com>
1993
1994 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
1995 implementing it inline.
1996
1997 * cfganal.c (find_edge): Search pred->succs or succ->preds,
1998 whichever is shorter.
1999
2000 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2001
2002 * passes.c (rest_of_handle_jump): Remove dead code.
2003
2004 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2005
2006 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
2007 the last used element in the worklist.
2008
2009 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2010
2011 * tree-inline.c (remap_save_expr): Make it static.
2012 * tree-inline.h: Remove the corresponding prototype.
2013
2014 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2015
2016 * tree-ssa-loop-niter.c (upper_bound_in_type,
2017 lower_bound_in_type): Make them static.
2018 * tree.h: Remove the corresponding prototypes.
2019
2020 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2021
2022 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
2023 static.
2024 * tree-ssa-live.h: Remove the corresponding prototypes.
2025
2026 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2027
2028 * tree-if-conv.c (tree_if_conversion): Make it static.
2029 * tree-flow.h: Remove the corresponding prototype.
2030
2031 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2032
2033 * tree-ssa-operands.c (build_ssa_operands): Make it static.
2034 * tree-flow.h: Remove the corresponding prototype.
2035
2036 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
2037
2038 PR tree-opt/18299
2039 * tree-inline.c (copy_body_r): Change "t = t" to empty
2040 statement instead of "t".
2041
2042 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2043
2044 * modulo-sched.c (create_partial_schedule,
2045 free_partial_schedule, reset_partial_schedule,
2046 ps_add_node_check_conflicts, rotate_partial_schedule): Make
2047 them static.
2048
2049 2004-11-08 Richard Henderson <rth@redhat.com>
2050
2051 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
2052 the end of a page.
2053
2054 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2055
2056 * sched-deps.c (add_insn_mem_dependence): Make it static.
2057 * sched-int.h: Remove the corresponding prototypes.
2058
2059 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2060
2061 * flow.c (allocate_bb_life_data): Make it static.
2062 * basic-block.h: Remove the corresponding prototype.
2063
2064 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2065
2066 * calls.c (split_complex_values, split_complex_types): Make
2067 them static.
2068 * expr.h: Remove the corresponding prototypes.
2069
2070 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
2071
2072 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
2073 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2074
2075 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2076
2077 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
2078 statements that always trigger.
2079
2080 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2081
2082 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
2083 tree-scalar-evolution.c, tree-ssa-loop-im.c,
2084 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
2085 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
2086 appropriate.
2087
2088 2004-11-08 Ben Elliston <bje@au.ibm.com>
2089
2090 * cgraph.h (cgraph_calls_p): Remove.
2091 * cgraph.c (cgraph_calls_p): Likewise.
2092
2093 * varray.h (varray_copy): Remove.
2094 * varray.c (varray_copy): Likewise.
2095
2096 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
2097
2098 PR target/18269
2099 * config/darwin.c (machopic_indirect_data_reference):
2100 Call gen_macho_high and gen_macho_low instead of
2101 checking the mode and calling gen_macho_high_di directly.
2102 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2103 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
2104 to darwin.md.
2105 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
2106 load_macho_picbase, macho_low, macho_high): Removed.
2107 (builtin_setjmp_receiver): Call gen_macho_high and
2108 gen_macho_low instead of checking the mode and calling
2109 gen_macho_high_di directly.
2110 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
2111 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
2112 Moved from rs6000.md.
2113 (macho_high): New expander.
2114 (macho_high_si): Renamed version of macho_high from rs6000.md.
2115 (macho_low): New expander.
2116 (macho_low_si): Renamed version of macho_low from rs6000.md.
2117 (load_macho_picbase): New expander.
2118 (load_macho_picbase_si): Renamed version of load_macho_picbase
2119 from rs6000.md.
2120 (macho_correct_pic): New expander.
2121 (macho_correct_pic_si): Renamed version of macho_correct_pic
2122 from rs6000.md.
2123
2124 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
2125
2126 * c-decl.c (finish_struct): Use complete sentences for diagnostic
2127 for structures or unions with no members or named members.
2128
2129 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
2130
2131 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
2132 taking address of bit-field by assertion.
2133
2134 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
2135
2136 * config/s390/s390.md (attribute "op_type"): Default to "NN".
2137 (attribute "atype"): Default to "agen".
2138 (attribute "length"): Default to 6.
2139 (define_asm_attibutes): Remove.
2140 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
2141 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
2142 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
2143 Do not set type attribute to "cs" where already default.
2144 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
2145 "*negdi2_31"):
2146 Do not set type attribute to "other" where already default.
2147 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
2148 "*strlendi", "*strlensi",
2149 "*movmem_long_64", "*movmem_long_31",
2150 "*clrmem_long_64", "*clrmem_long_31",
2151 "*cmpmem_long_64", "*cmpmem_long_31",
2152 "*cmpint_si", "*cmpint_di",
2153 "addti3", "*adddi3_31z", "*adddi3_31",
2154 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
2155 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
2156 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
2157 "*pool_entry", "pool_align", "pool_section_start",
2158 "pool_section_end", "main_pool", "reload_base_31", "pool"):
2159 Do not set op_type attribute to "NN" where already default.
2160 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
2161 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
2162 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
2163 Do not set atype attribute to "agen" where already default.
2164 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
2165
2166 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
2167
2168 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
2169
2170 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
2171
2172 PR target/16830
2173 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
2174 R3000 and R4000 macros on IRIX.
2175
2176 2004-11-06 Andreas Schwab <schwab@suse.de>
2177
2178 PR target/16286
2179 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
2180 __pixel.
2181
2182 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2183
2184 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
2185
2186 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
2187
2188 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
2189 matches no insns already matched by other reservations.
2190 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
2191 matches no insns already matched by other reservations.
2192 ("x_ss"): Remove, replace by ...
2193 ("x_cs"): ... this new reservation. Check type instead of op_type.
2194 Update bypasses to use x_cs instead of x_ss.
2195 ("x_nn"): Remove, replace by ...
2196 ("x_other"): ... this new reservation. Check type instead of op_type.
2197 Add x_other and x_branch to bypasses.
2198 ("x_vs"): New reservation.
2199 * config/s390/s390.md (attribute "type"): Default according to op_type.
2200 ("*execute"): Set type to "cs".
2201
2202 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2203
2204 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
2205 if we are in GIMPLE.
2206
2207 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
2208
2209 PR rtl-optimization/17933
2210 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
2211 (covers_regno_p): New function. Handle SETs of PARALLEL,
2212 and defer the rest to...
2213 (covers_regno_no_parallel_p): New function.
2214
2215 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2216
2217 * config/sparc/sparc.c (function_arg_record_value_1): Skip
2218 fields with zero length.
2219 (function_arg_record_value_2): Likewise.
2220 (function_arg_record_value_3): Use smallest_mode_for_size
2221 instead of mode_for_size.
2222 (function_arg_union_value): Return naked register for unions
2223 with zero length.
2224
2225 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2226
2227 * config/sparc/sparc.c (scan_record_type): Handle vector types.
2228 (function_arg_slotno): Handle vector types specially.
2229 (function_arg_record_value_1): Split fields with vector type and
2230 BLKmode into their subparts.
2231 (function_arg_record_value_2): Likewise. Be prepared to handle
2232 more than 2 registers per field.
2233 (function_arg_union_value): Increment regno inside the loop.
2234 (function_arg_vector_value): New function.
2235 (function_arg): Use it to split fields with vector type and
2236 BLKmode into their subparts and build a PARALLEL. Treat
2237 other vector types like floats.
2238 (function_value): Likewise.
2239 (sparc_pass_by_reference): Handle vector types.
2240 (sparc_return_in_memory): Likewise.
2241
2242 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2243
2244 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
2245 statement that never triggers.
2246
2247 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
2248
2249 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
2250 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
2251 ("x_fdivd"): Use also for fsqrtd type.
2252 ("x_fdivs"): Use also for fsqrts type.
2253 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
2254 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
2255 ("fix_truncdfsi2_ibm"): Set type to "other".
2256 ("floatdidf2", "floatdisf2"): Do not clobber CC.
2257 ("floatsidf2", "floatsidf2_ieee"): Likewise.
2258 ("floatsisf2", "floatsisf2_ieee"): Likewise.
2259 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
2260 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
2261 instead of LRER.
2262 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
2263 ("sqrtdf2"): Set type to "fsqrtd".
2264 ("sqrtsf2"): Set type to "fsqrts".
2265
2266 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2267
2268 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
2269 pointer to the last PHI node in the new PHI chain.
2270
2271 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
2272
2273 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
2274 for non-PIC TLS_MODEL_INITIAL_EXEC case.
2275
2276 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2277
2278 * expmed.c: Fix a comment typo.
2279
2280 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2281
2282 PR target/18106
2283 * config/i386/cygming.h
2284 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
2285
2286 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2287
2288 * config/sh/sh4a.md: Fix copyright.
2289
2290 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2291
2292 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
2293 with GCC.
2294
2295 2004-11-05 David Edelsohn <edelsohn@gnu.org>
2296
2297 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
2298 when carry not used. Suggested by Torbjorn Granlund.
2299
2300 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
2301 operand[1] unnecessarily. Suggested by Eric Christopher.
2302 (rs6000_adjust_cost): Increase latency of store to wider load.
2303 (rs6000_rtx_costs): mulli only allows 16-bit constants.
2304
2305 2004-11-05 Stan Shebs <shebs@apple.com>
2306
2307 * config/rs6000/rs6000.c (machopic_output_stub): Output
2308 ldu instead of lwzu for 64-bit stubs.
2309
2310 2004-11-05 Richard Henderson <rth@redhat.com>
2311
2312 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
2313 size 2 with BWX.
2314 (alpha_expand_unaligned_store): Likewise.
2315
2316 2004-11-05 Richard Henderson <rth@redhat.com>
2317
2318 * expmed.c (extract_force_align_mem_bit_field): New.
2319 (extract_split_bit_field): Call it.
2320
2321 2004-11-05 Richard Henderson <rth@redhat.com>
2322
2323 * ia64.md (UNSPEC_SHRP): New.
2324 (dshift_count_operand): New.
2325 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
2326 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
2327
2328 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2329
2330 * c-typeck.c (output_init_element): Return early if value is
2331 error_mark_node.
2332
2333 2004-11-05 James E Wilson <wilson@specifixinc.com>
2334
2335 * invoke.texi (-fno-guess-branch-probability): Rewrite.
2336
2337 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
2338 1 to UNSPEC_GR_SPILL.
2339
2340 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
2341
2342 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
2343 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
2344
2345 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
2346
2347 * bitmap.h (enum bitmap_bits): Remove.
2348 (bitmap_operation): Remove.
2349 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2350 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2351 bitmap_xor_into): Prototype.
2352 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
2353 (bitmap_operation): Remove.
2354 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2355 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2356 bitmap_xor_into): New.
2357 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
2358
2359 PR tree-optimization/18307
2360 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
2361 and ORIG being the same node.
2362
2363 2004-11-04 Geoffrey Keating <geoffk@apple.com>
2364
2365 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
2366 (install-mkheaders): Install the version built for the
2367 host, not for the build machine.
2368 * configure.ac: Always run fixincludes.
2369 (all_outputs): Remove mkheaders.
2370 * configure: Regenerate.
2371 * fixinc.in: Move to fixincludes/.
2372 * mkfixinc.sh: Likewise.
2373 * mkheaders.in: Likewise.
2374 * README-fixinc: Likewise.
2375
2376 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
2377
2378 PR target/18263
2379 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
2380 equivalent on the A4.
2381
2382 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2383
2384 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
2385 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
2386 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
2387 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
2388 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
2389 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
2390 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
2391 doc/trouble.texi: Correct end-of-sentence markup and markup of
2392 "etc.", "e.g." and "i.e.". Use @code in various places where
2393 appropriate.
2394
2395 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2396
2397 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
2398 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
2399 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
2400 whitespace.
2401
2402 2004-11-04 Mark Mitchell <mark@codesourcery.com>
2403
2404 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
2405 * doc/extend.texi: Document "notshared" attribute.
2406
2407 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2408
2409 * tree-phinodes.c (make_phi_node): Make it static.
2410 * tree.h: Remove the prototypes for make_phi_node.
2411
2412 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2413
2414 * stmt.c (expand_asm, expand_asm_operands): Make them static.
2415 * tree.h: Remove the prototypes for expand_asm and
2416 expand_asm_operands.
2417
2418 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2419
2420 * passes.c (rest_of_compilation): Make it static.
2421 * toplev.h: Remove the prototype for rest_of_compilation.
2422
2423 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2424
2425 * jump.c (cleanup_barriers): Use delete_insn instead of
2426 delete_barrier.
2427 (delete_barrier): Remove.
2428 * rtl.h: Remove the corresponding prototype.
2429
2430 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2431
2432 * expr.c (mostly_zero_p): Make it static.
2433 * tree.h: Remove the prototype for mostly_zeros_p.
2434
2435 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2436
2437 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
2438
2439 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2440
2441 * builtins.c (expand_builtin_return_addr,
2442 expand_builtin_longjmp, expand_builtin_trap): Make them static.
2443 * expr.h: Remove the prototypes for expand_builtin_longjmp and
2444 expand_builtin_trap.
2445 * tree.h: Remove the prototype for expand_builtin_return_addr.
2446
2447 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2448
2449 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
2450 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
2451 with VAL being NULL.
2452
2453 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2454
2455 * cfghooks.c (delete_basic_block): Remove code to truncate
2456 edge vectors.
2457
2458 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
2459
2460 * flow.c (init_propagate_block_info): Change the type of i to
2461 unsigned.
2462
2463 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
2464
2465 PR tree-optimization/18184
2466 * c-typeck.c (comptypes): Do not treat pointers of different
2467 modes or alias-all flags as equivalent.
2468 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
2469
2470 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
2471
2472 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
2473 reference specific C parser files in examples.
2474
2475 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
2476
2477 PR target/15342
2478 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
2479 as OP_INOUT if the instruction is predicated.
2480
2481 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2482
2483 * bitmap.h: Fix a comment typo. Follow spelling conventions.
2484 * tree-vectorizer.c: Fix a comment typo.
2485
2486 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2487
2488 * sdbout.c (SDB_GENERATE_FAKE): Remove.
2489 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
2490 * system.h: Poison SDB_GENERATE_FAKE.
2491 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
2492
2493 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
2494
2495 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
2496
2497 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2498
2499 PR other/18277
2500 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
2501 2004-10-29 patch
2502
2503 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
2504
2505 * predict.c (propagate_freq): Make bitno unsigned. Move
2506 npredecessors update out of loop.
2507
2508 * bitmap.h (bitmap_iterator): Remove word_bit and bit
2509 fields. Rename others.
2510 (bmp_iter_common_next_1, bmp_iter_single_next_1,
2511 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
2512 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
2513 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
2514 bmp_iter_and_next): Remove.
2515 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
2516 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
2517 New.
2518 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
2519 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
2520
2521 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
2522 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
2523 bitmap_and_into, bitmap_ior_into as appropriate.
2524 * except.c (remove_eh_handler): Likewise.
2525 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
2526 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2527 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
2528 * tree-ssa-live.h (live_merge_and_clear): Likewise.
2529 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
2530 Likewise.
2531
2532 * bitmap.c (bitmap_print): Make bitno unsigned.
2533 * bt-load.c (clear_btr_from_live_range,
2534 btr_def_live_range): Likewise.
2535 * caller-save.c (save_call_clobbered_regs): Likewise.
2536 * cfganal.c (compute_dominance_frontiers_1): Likewise.
2537 * cfgcleanup.c (thread_jump): Likewise.
2538 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
2539 * conflict.c (conflict_graph_compute): Likewise.
2540 * ddg.c (add_deps_for_use): Likewise.
2541 * df.c (df_refs_update): Likewise.
2542 * except.c (remove_eh_handler): Likewise.
2543 * flow.c (verify_local_live_at_start, update_life_info,
2544 initialize_uninitialized_subregs, propagate_one_insn,
2545 free_propagate_block_info, propagate_block, find_use_as_address,
2546 reg_set_to_hard_reg_set): Likewise.
2547 * gcse.c (clear_modify_mem_tables): Likewise.
2548 * global.c (global_conflicts, build_insn_chain): Likewise.
2549 * ifcvt.c (dead_or_predicable): Likewise.
2550 * local-alloc.c (update_equiv_regs): Likewise.
2551 * loop.c (load_mems): Likewise.
2552 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
2553 Likewise.
2554 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
2555 Likewise.
2556 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
2557 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
2558 * sched-rgn.c (propagate_deps
2559 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
2560 * tree-dfa.c (dump_dfa_stats
2561 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
2562 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
2563 Likewise.
2564 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
2565 free_temp_expr_table, find_replaceable_exprs): Likewise.
2566 * tree-sra.c (scan_function, scalarize_parms): Likewise.
2567 * tree-ssa-alias.c (init_alias_info,
2568 compute_points_to_and_addr_escape,
2569 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
2570 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
2571 * tree-ssa-live.c (new_tree_live_info, live_worklist,
2572 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
2573 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
2574 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
2575 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
2576 add_call_read_ops): Likewise.
2577 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
2578 * tree-ssa-live.h (num_var_partitions): Return unsigned.
2579
2580 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
2581
2582 PR tree-optimization/18009
2583 * tree-vectorizer.h (enum dr_alignment_support): New type.
2584 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
2585 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
2586 single data_reference (instead of a varray of references).
2587 * tree-vectorizer.c (new_loop_vec_info): Likewise.
2588 (vect_gen_niters_for_prolog_loop): Likewise.
2589 (vect_update_inits_of_drs): Likewise.
2590
2591 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
2592 vect_enhance_data_refs_alignment.
2593 (vect_do_peeling_for_alignment): Likewise.
2594 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
2595 this functionality used to be in vect_analyze_data_refs_alignment.
2596 Also update DR_MISALIGNMENT due to peeling; this functionality used to
2597 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
2598 (vect_analyze_data_refs_alignment): Decision on whether and by how much
2599 to peel moved to vect_enhance_data_refs_alignment. Call
2600 vect_supportable_dr_alignment.
2601
2602 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
2603 (vect_compute_data_refs_alignment): Return bool. Consider return value
2604 of vect_compute_data_ref_alignment and return true/false accordingly.
2605 (vect_enhance_data_refs_alignment): Consider return value of
2606 vect_compute_data_refs_alignment and return true/false accordingly.
2607
2608 (vect_supportable_dr_alignment): New function.
2609 (vectorizable_store): Call vect_supportable_dr_alignment.
2610 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
2611 support checks moved from here to vect_supportable_dr_alignment.
2612
2613 (vect_transform_loop): Avoid 80 columns overflow.
2614
2615 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2616
2617 * timevar.c (timevar_enable): Change from
2618 static.
2619 (timevar_push): Rename to ...
2620 (timevar_push_1): this and remove the
2621 enabled check.
2622 (timevar_pop): Rename to ...
2623 (timevar_pop_1): this and remove the
2624 enabled check.
2625 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
2626 (timevar_pop): New macro.
2627 (timevar_push): New macro.
2628 (timevar_enable): Declare.
2629
2630 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2631
2632 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
2633 libgcc for shared libraries.
2634
2635 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2636
2637 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
2638 * config/s390/s390.c (s390_split_access_reg): New function.
2639 (regclass_map): Add access registers.
2640 (get_thread_pointer): Use access register instead of UNSPEC_TP.
2641 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
2642 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
2643 (TP_REGNUM): New define.
2644 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2645 REG_ALLOC_ORDER): Add access registers.
2646 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
2647 CANNOT_CHANGE_MODE_CLASS): Support access registers.
2648 (enum reg_class): Add ACCESS_REGS.
2649 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2650 (REG_CLASS_FROM_LETTER): Add 't' constraint.
2651 (REGISTER_NAMES): Add access registers.
2652 * config/s390/s390.md (UNSPEC_TP): Remove.
2653 ("*movdi_64"): Add access register alternatives. Provide splitters
2654 to split DImode access register <-> GPR moves into SImode moves.
2655 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
2656 ("movstrictsi"): Likewise.
2657 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
2658 ("set_tp_64", "set_tp_31"): Likewise.
2659 ("*set_tp"): New insn.
2660
2661 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2662
2663 * tree-phinodes.c (resize_phi_node): Copy only a portion of
2664 the PHI node currently in use.
2665
2666 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2667
2668 PR tree-opt/18231
2669 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
2670 also.
2671
2672 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
2673
2674 PR tree-optimization/18270
2675 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
2676 abnormal edges, commit all pending stmts on incoming edges.
2677
2678 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2679
2680 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
2681 cause extra costs. Generate canonical RTL.
2682
2683 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
2684
2685 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
2686 (lambda_compute_target_space). Ditto.
2687 * lambda.h (lambda_trans_matrix): Ditto.
2688 (lambda_linear_expression): Ditto.
2689 (lambda_body_vector): Ditto.
2690 (lambda_loopnest): Ditto.
2691 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
2692 update comments, and remove pointless addition of 0.
2693 (linear_transform_loops): Update comments.
2694
2695 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
2696
2697 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
2698 CEIL_MOD_EXPR.
2699
2700 2004-11-03 Jeff Law <law@redhat.com>
2701
2702 * predict.c (struct block_info_def): Kill "tovisit" field.
2703 (propagate_freq): Accept new "tovisit" parameter. Change
2704 read/write access methods for "tovisit" to check the "tovisit"
2705 bitmap instead of a bit in block_info_def.
2706 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
2707 it to propagate_freq.
2708
2709 * stmt.c (expand_case): Speed up code to detect duplicate case
2710 label targets and count unique case label targets.
2711
2712 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2713
2714 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
2715
2716 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2717
2718 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
2719
2720 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2721
2722 * tree-cfg.c (find_taken_edge): Abort if we are given a
2723 statement that is neither COND_EXPR nor SWITCH_EXPR.
2724
2725 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
2726
2727 * fold-const.c (fold): Reassociate also (x - mult) + mult and
2728 (mult - x) + mult. Cast operands of expression after applying
2729 distributive law to the correct types. Apply distributive law
2730 to a * c - b * c for all non-float types.
2731
2732 2004-11-02 Geoffrey Keating <geoffk@apple.com>
2733
2734 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
2735 because we don't want to run them now; instead, set them to
2736 stmp-install-fixproto or stmp-install-fixinc.
2737 * Makefile.in (stmp-install-fixproto): New.
2738 (stmp-install-fixinc): New.
2739 * configure: Regenerate.
2740
2741 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2742
2743 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
2744 of bitmap_xor.
2745
2746 2004-11-02 Ziemowit Laski <zlaski@apple.com>
2747
2748 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
2749 (c_types_compatible_p): Move function definition...
2750 * c-objc-common.c (c_types_compatible_p): ...here.
2751 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
2752 c-lang.c.
2753
2754 2004-11-02 Steven Bosscher <stevenb@suse.de>
2755
2756 * cfgloop.h (struct loop): Update comment.
2757 * cse.c (cse_main): Remove obsolete comment.
2758
2759 * expr.h (gen_cond_trap): Move prototype under functions provided
2760 by optabs.c.
2761 (canonicalize_condition, get_condition): Move to...
2762 * rtl.h (canonicalize_condition, get_condition): ...here.
2763 (branch_target_load_optimize): Add comment that this function is
2764 in bt-load.c.
2765 * loop.c (canonicalize_condition, get_condition): Move to...
2766 * rtlanal.c (canonicalize_condition, get_condition): ...here.
2767 * sched-deps.c (get_condition): Rename to sched_get_condition.
2768 (add_dependence): Update this caller.
2769
2770 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2771
2772 PR tree-opt/16808
2773 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
2774 that the vops get marked for renaming.
2775
2776 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
2777
2778 * config/s390/s390.md ("movcc"): Set type attribute.
2779
2780 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
2781
2782 * tree-phinodes.c (add_phi_arg): Add an assertion that the
2783 edge already exists.
2784
2785 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
2786
2787 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
2788 element that's being removed.
2789
2790 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
2791
2792 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
2793 arguments using PENDING_STMT.
2794 (thread_block): Call copy_phis_to_block after redirecting an
2795 edge.
2796
2797 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2798
2799 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
2800 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
2801 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
2802 (bitmap_ior_and_compl_into): Produce bool.
2803 (bitmap_union_of_diff): Rename to ...
2804 (bitmap_ior_and_compl): ... here. Produce bool.
2805 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
2806 bitmap_operation directly.
2807 (bitmap_union_of_diff): Rename to ...
2808 (bitmap_ior_and_compl): ... here. Return bool, use
2809 bitmap_operation directly.
2810 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
2811 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
2812 * global.c (modify_bb_reg_pav): Likewise.
2813
2814 * bitmap.h (bitmap_equal_p): Return bool.
2815 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
2816 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
2817 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
2818 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
2819 bitmap_intersect_compl_p.
2820 * ifcvt (dead_or_predicable): Likewise.
2821
2822 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2823
2824 PR rtl-optimization/17104
2825 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
2826 loads in zero_extend.
2827
2828 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
2829
2830 PR debug/18242
2831 * toplev.c (debug_type_names): Remove "dwarf-1".
2832
2833 2004-11-02 Ben Elliston <bje@au.ibm.com>
2834
2835 * timevar.h (timevar_get): Remove.
2836 * timevar.c (timevar_get): Remove unused function.
2837
2838 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
2839
2840 * doc/include/texinfo.tex: Update from Texinfo CVS.
2841
2842 2004-11-02 Ben Elliston <bje@au.ibm.com>
2843
2844 * cppdefault.h (cpp_SYSROOT): Remove.
2845 * cppdefault.c (cpp_SYSROOT): Likewise.
2846
2847 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
2848
2849 PR tree-optimization/16447
2850 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
2851 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
2852 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
2853 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
2854 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
2855 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
2856 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
2857 (identical_copies_p): New. Return true is two copies are the same.
2858 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
2859 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
2860 for a basic block.
2861 (perform_edge_inserts): New. Determine what to do with all stmts that
2862 have been inserted on edges.
2863 (remove_ssa_form): Analyze and commit edges from here.
2864
2865 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
2866
2867 PR bootstrap/18232
2868 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
2869 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
2870 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
2871 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
2872
2873 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
2874
2875 PR c/18239
2876 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
2877 parameter declarations.
2878
2879 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
2880
2881 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
2882 (s390_secondary_input_reload_class)
2883 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
2884 register.
2885 (s390_expand_cmpmem): Enable cmpmem implementation.
2886 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
2887 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
2888 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
2889 * config/s390/s390.md ("movcc"): New insn pattern.
2890 * doc/md.texi: Document 'c' constraint for s390.
2891
2892 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
2893
2894 PR c++/18064
2895 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
2896 extension.
2897
2898 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
2899
2900 Fix PR tree-optimization/17672
2901 Fix PR tree-optimization/18168
2902
2903 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
2904 assert test.
2905 (gcc_tree_to_linear_expression): Add extra to existing constant.
2906 (depth_of_nest): Factor out function used in various places.
2907 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
2908 functional changes.
2909 (find_induction_var_from_exit_cond): Stop guessing, and just
2910 get the right answer :).
2911 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
2912 Print out message about result of attempt to create perfect nest.
2913 (lbv_to_gcc_expression): Add type argument, use it to do math
2914 and induction variable creation.
2915 (lle_to_gcc_expression): Ditto.
2916 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
2917 oldiv. Pass type argument to lle_to_gcc_expression and
2918 lbv_to_gcc_expression.
2919 Reset number of iterations after transformation.
2920 (perfect_nestify): Remove useless pre-allocation, and cleanup
2921 a small amount.
2922
2923 * tree-data-ref.c (build_classic_dist_vector): Return false for
2924 dependences completely outside of the loop nest we asked about.
2925 (build_classic_dir_vector): Ditto.
2926 (compute_data_dependences_for_loop): Only add dependence relations
2927 inside the loop we asked about.
2928
2929 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
2930 Compute immediate uses.
2931
2932 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
2933
2934 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
2935
2936 * tree-cfg.c (thread_jumps): Fix a comment typo.
2937
2938 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
2939
2940 * tree-cfg.c (thread_jumps): Fix a comment typo.
2941
2942 2004-10-31 Nicolas Pitre <nico@cam.org>
2943
2944 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
2945 values smaller than 2^32.
2946
2947 2004-10-31 Jeff Law <law@redhat.com>
2948
2949 * cfgloop.h (struct loop): Remove unused "nodes" field.
2950 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
2951 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
2952 instead of calling flow_bb_inside_loop_p for every basic block
2953 in the function.
2954 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
2955
2956 2004-10-31 Graham Stott <graham.stott@btinternet.com>
2957
2958 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
2959 INT_5_BITS instead of VAL_5_BITS_P.
2960
2961 2004-10-31 Roger Sayle <roger@eyesopen.com>
2962
2963 PR middle-end/14521
2964 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
2965 for consistent quoting in diagnostic messages.
2966 (expand_call_inline): Likewise.
2967 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2968 * tree-ssa.c (warn_uninitialized_var): Likewise.
2969 (warn_uninitialized_phi): Likewise.
2970
2971 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
2972
2973 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
2974 mode check.
2975
2976 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
2977
2978 * c-common.c: Fix a comment typo.
2979
2980 2004-10-31 Jason Merrill <jason@redhat.com>
2981
2982 PR middle-end/17526
2983 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
2984 aggregate types that are not BLKmode.
2985
2986 2004-10-30 Ziemowit Laski <zlaski@apple.com>
2987
2988 * c-common.h (objc_lookup_ivar): Add second parameter to
2989 prototype.
2990 * c-typeck.c (build_external_ref): After looking up symbol,
2991 pass it to objc_lookup_ivar() to decide whether it or the
2992 ivar should be used, rather than deciding the issue locally.
2993 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
2994 which is simply returned in the non-ObjC case.
2995
2996 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
2997
2998 * sdbout.c (sdbout_symbol): Do not output type .def statements
2999 for builtin types.
3000
3001 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
3002
3003 * c-common.c (catenate_strings): New.
3004 (c_parse_error): Use it. Don't over-escape.
3005
3006 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
3007
3008 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
3009 modify the for loop expressions for it. Remove unnecessary casts.
3010 (sh_expand_prologue): Declare reg as unsigned.
3011 (sh_gimplify_va_arg_expr): Initinalize lab_over.
3012 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
3013
3014 2004-10-30 Geoffrey Keating <geoffk@apple.com>
3015
3016 * doc/invoke.texi (Darwin Options): Improve description of
3017 how the subtype is chosen.
3018
3019 2004-10-30 Roger Sayle <roger@eyesopen.com>
3020
3021 PR middle-end/18096
3022 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
3023 the stack adjustment, "size", is valid for Pmode. If the stack
3024 frame is too large, generate a trap insn and issue a warning.
3025
3026 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
3027
3028 * tree-ssa-dom.c: Fix comment typos.
3029
3030 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
3031
3032 * config/sh/sh.c (prepare_move_operands): Use operands[0]
3033 for the output rtl if no_new_pseudos is set. Remove redundant
3034 line.
3035
3036 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
3037
3038 PR c/16666
3039 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
3040 determining whether to copy parameter types from a previous
3041 prototype declaration.
3042
3043 2004-10-29 Roger Sayle <roger@eyesopen.com>
3044
3045 PR rtl-optimization/17581
3046 * cselib.c (cselib_process_insn): The last instruction of a libcall
3047 block, with the REG_RETVAL note, should be considered in the libcall.
3048 * gcse.c (do_local_cprop): Allow constants to be propagated outside
3049 of libcall blocks.
3050 (adjust_libcall_notes): Use simplify_replace_rtx instead of
3051 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
3052
3053 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
3054
3055 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
3056
3057 2004-10-29 Jeff Law <law@redhat.com>
3058
3059 * tree-ssa-dom.c (struct edge_info): New structure holding
3060 edge equivalences and edge redirection information.
3061 (get_eq_expr_value, record_dominating_conditions): Kill.
3062 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
3063 Call record_edge_info.
3064 (allocate_edge_info, free_edge_info): New.
3065 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
3066 rather than cprop_into_phis. Free all edge infos before threading
3067 jumps.
3068 (thread_across_edge): Allocate new edge info structures as needed
3069 and store the redirection target into the edge info structure
3070 instead of the edge's AUX field.
3071 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
3072 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
3073 Revamp code which finds and records equivalences associated with
3074 edges to use saved data in the edge_info structure.
3075 (record_equivalencs_from_phis): Similarly.
3076 (dom_opt_finalize_block): Revamp code which finds and records
3077 equivalences associated with edges to use saved data in the
3078 edge_info structure.
3079 (build_and_record_new_cond): New function.
3080 (record_conditions): Use build_and_record_new_cond to record
3081 dominating conditions.
3082 (record_edge_info): New function.
3083 (record_range): Tighten test for conditions which create
3084 useful range records.
3085
3086 2004-10-29 Geoffrey Keating <geoffk@apple.com>
3087
3088 * config/i386/darwin.h (ASM_SPEC): Simplify.
3089 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
3090 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
3091 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
3092 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
3093 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
3094 in all cases. Pass the right -arch or -arch_only based on -mcpu.
3095 (ASM_SPEC): Handle -force_cpusubtype_ALL.
3096 * doc/invoke.texi (Darwin Options): Improve documentation for
3097 Darwin linker (and libtool) switches.
3098
3099 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
3100
3101 2004-10-29 Stan Shebs <shebs@apple.com>
3102
3103 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
3104
3105 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
3106
3107 * tree-phinodes.c (allocate_phi_node): New.
3108 (make_phi_node, resize_phi_node): Use it.
3109
3110 2004-10-29 David Edelsohn <edelsohn@gnu.org>
3111
3112 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
3113 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
3114
3115 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
3116
3117 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
3118 the whole PHI node.
3119 * tree.h (tree_phi_node): Tell the garbage collector to chase
3120 num_args arguments.
3121
3122 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
3123
3124 * opts.c (decode_options): Lower the crossjump threshold for -Os.
3125
3126 2004-10-29 Diego Novillo <dnovillo@redhat.com>
3127
3128 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
3129
3130 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
3131
3132 * bitmap.h (bitmap_empty_p): New.
3133 (bitmap_and, bitmap_and_into, bitmap_and_compl,
3134 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
3135 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
3136 operation macros.
3137 (bitmap_ior_and_compl): Rename to ...
3138 (bitmap_ior_and_compl_into): ... here.
3139 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
3140 (bitmap_ior_and_compl): Rename to ...
3141 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
3142 flag.
3143 (bitmap_union_of_diff): Use renamed bitmap functions.
3144 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
3145 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
3146 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
3147 * df.c (df_bb_rd_local_compute)
3148 * flow.c (calculate_global_regs_live,
3149 init_propagate_block_info): Likewise.
3150 * ifcvt.c (find_if_case_1, find_if_case_2,
3151 dead_or_predicable): Likewise.
3152 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
3153 reset_conflicts, conflicts_between_webs): Likewise.
3154 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
3155 detect_web_parts_to_rebuild): Likewise.
3156 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
3157 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
3158 * tree-sra.c (decide_instantiations): Likewise.
3159 * tree-ssa-alias.c (create_name_tags,
3160 merge_pointed_to_info): Likewise.
3161 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3162 * tree-ssa-loop-im.c (move_computations): Likewise.
3163 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
3164 * tree-ssa-pre.c (fini_pre): Likewise.
3165 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
3166 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
3167 * tree-vectorizer.c (vectorize_loops): Likewise.
3168
3169 2004-10-29 Nick Clifton <nickc@redhat.com>
3170
3171 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
3172 adding the PIC register to the fixed_regs array, also add it
3173 to the call_used_regs array.
3174
3175 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3176
3177 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
3178 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
3179
3180 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
3181
3182 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
3183 (rewrite_blocks): Modify argument, and use it to decide which
3184 function to call.
3185 (rewrite_def_def_chains): Call rewrite_blocks with true here.
3186 (rewrite_into_ssa): and call it with false here.
3187
3188 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
3189
3190 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
3191 triggers into gcc_assert.
3192
3193 2004-10-28 Diego Novillo <dnovillo@redhat.com>
3194
3195 PR tree-optimization/16728
3196 * tree-flow.h (get_ptr_info): Declare.
3197 * tree-ssa-alias.c (get_ptr_info): Make extern.
3198 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
3199 alias information.
3200
3201 2004-10-28 Stan Shebs <shebs@apple.com>
3202
3203 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
3204 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
3205 case.
3206
3207 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
3208
3209 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
3210 prevent their later unnecessary registration.
3211 (mf_build_check_statement_for): Remove "addr" argument, and
3212 related "__mf_value" generated code. Update callers.
3213 (mf_decl_eligible_p): New function, factored from mx_register_decls.
3214 (mx_register_decls): Call it.
3215 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
3216 to restore support for complex nested expressions.
3217 (mudflap_enqueue_decl): Simplify. Move registration call emission
3218 out ...
3219 (mudflap_finish_file): ... to here.
3220 (mudflap_enqueue_constant): Remove dump code.
3221
3222 2004-10-28 Zack Weinberg <zack@codesourcery.com>
3223
3224 PR 18199
3225 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
3226 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
3227 (dbxout_finish_complex_stabs): Update to match.
3228 (dbxout_symbol_location): Call emit_pending_bincls_if_required
3229 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
3230 dbxout_begin_complex_stabs_noforcetext.
3231 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
3232 N_GSYM, using new SYM parameter. Correct logic for special
3233 cases for N_FUN.
3234
3235 * varasm.c (function_section): If DECL is NULL_TREE, don't try
3236 to do anything else. Do not call get_insns if cfun or
3237 cfun->emit are NULL.
3238
3239 2004-10-28 Adam Nemet <anemet@lnxw.com>
3240
3241 PR middle-end/18160
3242 * c-typeck.c (c_mark_addressable): Issue error if address of a
3243 register variable is taken. Use "%qD" to print DECL_NAME.
3244
3245 2004-10-28 Diego Novillo <dnovillo@redhat.com>
3246
3247 * opts.c (decode_options): Don't run PRE at -Os.
3248
3249 2004-10-28 Richard Henderson <rth@redhat.com>
3250
3251 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
3252 zero in the conditional.
3253 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
3254
3255 2004-10-28 Richard Henderson <rth@redhat.com>
3256
3257 * cse.c (memory_extend_rtx): Remove.
3258 (cse_main): Don't set it.
3259 (cse_insn): Use a local buffer instead.
3260
3261 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3262
3263 * profile.c (branch_prob): Call to init_edge_profiler added.
3264 * rtl-profile.c (rtl_init_edge_profiler): New function.
3265 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
3266 call to safe_insert_insn_on_edge.
3267 (rtl_profile_hooks): rtl_init_edge_profiler added.
3268 * tree-profile.c (tree_init_edge_profiler): New function.
3269 (tree_profile_hooks): tree_init_edge_profiler added.
3270 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
3271
3272 2004-10-28 Nick Clifton <nickc@redhat.com>
3273
3274 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
3275 emit_jump_insn() to generate the return instruction.
3276
3277 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3278
3279 * tree-phinodes.c: Remove trailing whitespace.
3280
3281 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3282
3283 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3284 * doc/invoke.texi: Fix a typo.
3285
3286 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3287
3288 * Makefile.in (OBJS-common): Remove duplicates.
3289
3290 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3291
3292 * lambda-code.c (nestify_update_pending_stmts): Remove.
3293 (perfect_nestify): Use flush_pending_stmts instead of
3294 nestify_update_pending_stmts.
3295 * tree-cfg.c (tree_make_forwarder_block): Use
3296 flush_pending_stmts.
3297 * tree-flow.h: Add a prototype for flush_pending_stmts.
3298 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
3299 Use flush_pending_stmts.
3300 (lv_update_pending_stmts): Remove.
3301 (tree_ssa_loop_version): Use flush_pending_stmts instead of
3302 lv_update_pending_stmts.
3303 * tree-ssa.c (flush_pending_stmts): New.
3304
3305 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
3306
3307 PR target/15286
3308 * final.c (alter_subreg): Compute correct offset to use with
3309 paradoxical SUBREGs of memory operands.
3310 * recog.c (general_operand): Allow paradoxical SUBREGs of
3311 memory operands after reload.
3312 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
3313 has failed when passed a hard register.
3314
3315 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
3316
3317 * function.c (assign_parm_setup_block): Handle parallels correctly.
3318
3319 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3320
3321 * final.c (shorten_branches): Initialize flags structure.
3322
3323 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
3324
3325 * tree.c (int_cst_node, int_cst_hash_table): New variables.
3326 (init_ttree): Initialize them.
3327 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
3328 (build_int_cst_wide): Use hash table for oversized integers.
3329
3330 2004-10-28 Nick Clifton <nickc@redhat.com>
3331
3332 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
3333 begin_label.
3334
3335 2004-10-27 Richard Henderson <rth@redhat.com>
3336
3337 PR middle-end/18163
3338 * expr.c (emit_group_load): Don't go force temporary for memory
3339 or concat source.
3340 (emit_group_store): Similarly.
3341
3342 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
3343
3344 PR other/18186
3345 * common.opt (--param): Fix spelling of parameter.
3346
3347 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
3348
3349 PR tree-opt/17529
3350 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
3351 Don't fold statement.
3352 <case ASM_EXPR>: Fold the statement.
3353
3354 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3355
3356 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
3357 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
3358
3359 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
3360
3361 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
3362 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
3363 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
3364 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
3365
3366 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
3367
3368 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
3369 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
3370 punctuation outside quotes.
3371
3372 2004-10-27 David Mosberger <davidm@hpl.hp.com>
3373 James E Wilson <wilson@specifixinc.com>
3374
3375 PR target/13158
3376 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
3377 sibcall alloc instruction.
3378 (process_set): Handle sibcall alloc instruction.
3379
3380 2004-10-27 Geoffrey Keating <geoffk@apple.com>
3381
3382 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
3383 SUBTARGET_ATTRIBUTE_TABLE.
3384 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
3385 (SUBTARGET_ATTRIBUTE_TABLE): Define.
3386 * config/darwin.c (darwin_handle_weak_import_attribute): New.
3387 (HAVE_DEAD_STRIP): Delete.
3388 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
3389 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
3390 Prototype.
3391
3392 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
3393
3394 * config/darwin.h (GTHREAD_USE_WEAK): Define.
3395
3396 2004-10-28 Ben Elliston <bje@au.ibm.com>
3397
3398 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
3399 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
3400 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
3401 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
3402 * tree-sra.c: Include "params.h".
3403 (decide_block_copy): Use new parameters.
3404 * doc/invoke.texi (Optimize Options): Document new SRA pass
3405 parameters sra-max-structure-size and sra-field-structure-ratio.
3406
3407 2004-10-27 Nicolas Pitre <nico@cam.org>
3408
3409 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
3410
3411 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
3412
3413 PR tree-optimization/18048
3414 * fold-const.c (try_move_mult_to_index): New function.
3415 (fold): Use try_move_mult_to_index.
3416 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
3417 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
3418 an all-ones unsigned constant without extra bits.
3419 * tree.c (build_low_bits_mask): New function.
3420 * tree.h (build_low_bits_mask): Declare.
3421
3422 2004-10-27 David Edelsohn <edelsohn@gnu.org>
3423
3424 PR target/17956
3425 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
3426 final condition.
3427 (minsf3): Same.
3428 (maxdf3): Same.
3429 (mindf3): Same.
3430
3431 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3432
3433 * tree-cfg.c (thread_jumps): Speed up by reordering the two
3434 conditions for entering basic blocks into worklist.
3435
3436 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3437
3438 * tree-cfg.c (thread_jumps): Speed up by pretending to have
3439 ENTRY_BLOCK_PTR in worklist.
3440
3441 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3442
3443 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
3444 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
3445
3446 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
3447
3448 Fix PR tree-optimization/17133
3449
3450 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
3451 def kill operand.
3452
3453 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
3454 (get_v_must_def_result_ptr): Modify for new structure of
3455 v_must_defs array.
3456 (get_v_must_def_kill_ptr): New.
3457 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
3458 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
3459 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
3460 (op_iter_init): Initialize new mustu members.
3461 (op_iter_next_mustdef): New function.
3462 (op_iter_init_mustdef): Ditto.
3463
3464 * tree-flow.h (rewrite_def_def_chains): New function.
3465
3466 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
3467 (ssa_mark_def_sites): Ditto.
3468 (rewrite_stmt): Ditto.
3469 (ssa_rewrite_stmt): Ditto.
3470 (rewrite_blocks): Factor out from rewrite_into_ssa.
3471 (mark_def_block_sites): Ditto.
3472 (rewrite_def_def_chains): New function, just rewrites def-def
3473 chains without phi node insertion.
3474
3475 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
3476
3477 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
3478
3479 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
3480 they include the rhs now.
3481
3482 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
3483 V_MUST_DEF_RESULT.
3484
3485 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
3486 Update callers.
3487 (mark_really_necessary_kill_operand_phis): New function.
3488 (perform_tree_ssa_dce): Call it.
3489 (pass_dce): Add TODO_fix_def_def_chains.
3490 (pass_cd_dce): Ditto.
3491
3492 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
3493 well.
3494 (rewrite_mem_refs): Ditto.
3495
3496 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
3497 as well.
3498
3499 * tree-ssa-operands.c (allocate_v_may_def_optype):
3500 v_may_def_operand_type_t became v_def_use_operand_type_t.
3501 (allocate_v_must_def_optype) Ditto.
3502 (finalize_ssa_v_must_defs): Update for new operand type, as well
3503 as setting the use portion as well.
3504 (copy_virtual_operands): Copy the kill operand as well.
3505 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
3506 V_MUST_DEF_RESULT.
3507
3508 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
3509 v_def_use_operand_type.
3510 (v_must_def_optype_d): Use v_def_use_operand_type.
3511 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
3512 (V_MUST_DEF_KILL_*): New macros.
3513 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
3514 members.
3515 Rename existing must_i and num_v_must members to mustd_i and
3516 num_v_mustd.
3517 (SSA_OP_VMUSTDEFKILL): New flag.
3518 (SSA_OP_VIRTUAL_KILLS): New flag.
3519 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
3520 (SSA_OP_ALL_KILLS): New flag.
3521 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
3522
3523 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
3524
3525 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
3526 became V_MUST_DEF_RESULT.
3527 (rename_variables_in_bb): Rename kill pointer as well.
3528
3529 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
3530 immediate uses.
3531
3532 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
3533
3534 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
3535 the block that needs it.
3536
3537 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3538
3539 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
3540 ATTRIBUTE_UNUSED.
3541
3542 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3543
3544 * c-lex.c (cb_def_pragma): Clean up code for making location
3545 palatable to diagnostic.c.
3546
3547 2004-10-27 Steven Bosscher <stevenb@suse.de>
3548
3549 PR tree-optimization/17757
3550 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
3551 without any PHI arguments left. Make sure the argument that
3552 we're supposed to remove exists at all.
3553
3554 2004-10-27 Paul Brook <paul@codesourcery.com>
3555
3556 * configure.ac: Don't test for [build] __cxa_atexit when building a
3557 cross compiler.
3558 * configure: Regenerate.
3559
3560 2004-10-27 Paul Brook <paul@codeosurcery.com>
3561
3562 * configure.ac: Use build_exeext not host_exeext when lookin for
3563 target tools.
3564 * configure: Regenerate.
3565
3566 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
3567
3568 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
3569
3570 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
3571 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
3572
3573 PR middle-end/14684
3574 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
3575 to match -fprofile-use.
3576
3577 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3578
3579 * config/rs6000/rs6000.c: Fix a comment typo.
3580
3581 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3582
3583 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
3584 counter.
3585
3586 2004-10-27 Andreas Schwab <schwab@suse.de>
3587
3588 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
3589 unused.
3590 (default_stabs_asm_out_constructor): Likewise.
3591
3592 2004-10-26 Geoffrey Keating <geoffk@apple.com>
3593
3594 * builtins.c (fold_builtin_unordered_cmp): Always bring both
3595 operands to the same type.
3596
3597 2004-10-26 James E Wilson <wilson@specifixinc.com>
3598
3599 PR target/18010
3600 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
3601
3602 2004-10-26 Zack Weinberg <zack@codesourcery.com>
3603
3604 * dbxout.c: Include obstack.h.
3605 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
3606 default definition.
3607 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
3608 Default-define here.
3609 (DBX_CONTIN_LENGTH): Move definition with others.
3610 (DBX_FINISH_STABS): New target macro.
3611 (current_sym_code, current_sym_value, current_sym_addr)
3612 (current_sym_nchars, CHARS, dbxout_continue)
3613 (print_int_cst_octal, print_octal, print_wide_int)
3614 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
3615 (stabstr_ob, stabstr_last_contin_point): New variables.
3616 (NUMBER_FMT_LOOP): New improper macro.
3617 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
3618 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
3619 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
3620 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
3621 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
3622 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
3623 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
3624 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
3625 New functions and/or proper function-like macros.
3626 (CONTIN): Use stabstr_continue, unconditionally.
3627 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
3628 (dbxout_init): Initialize stabstr_ob. Check
3629 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
3630 if it was used. Use the new interfaces.
3631 (dbxout_source_file): Remove file argument; always write to
3632 asm_out_file. Use the new interfaces.
3633 (dbxout_type_method_1): Remove second argument which is always
3634 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
3635 (dbxout_type_methods): Remove write-only variables. Use the
3636 new interfaces.
3637 (dbxout_parms): Refactor to remove code duplicated in each of
3638 several successive if-else-if blocks. Use the new interfaces.
3639 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
3640 (dbxout_source_line, dbxout_finish, dbxout_type_index)
3641 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
3642 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
3643 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
3644 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
3645 Use the new interfaces.
3646 * Makefile.in (dbxout.o): Update dependencies.
3647
3648 * defaults.h: Don't define ASM_STABD_OP.
3649 * output.h: Prototype new dbxout_* interfaces.
3650 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
3651 * varasm.c: Don't define ASM_STABS_OP.
3652 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
3653 Use the new dbxout.c interfaces. Call sorry if neither
3654 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
3655
3656 * xcoffout.h: Don't define ASM_STABS_OP.
3657 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
3658 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
3659 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
3660 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
3661 do { ... } while (0) idiom.
3662
3663 * config/alpha/alpha.c (num_source_filenames): Export.
3664 * config/alpha/alpha.h (num_source_filenames): Declare.
3665 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3666 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
3667 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3668 Always use .debugsym. Update commentary.
3669 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3670 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
3671 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
3672 Use new interfaces.
3673 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
3674 (macho_branch_islands): Use new interfaces.
3675
3676 * doc/tm.texi: Update.
3677
3678 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3679
3680 * expr.c (emit_group_store): Do not treat floats as BLKmode.
3681 (emit_group_load): Same.
3682
3683 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
3684
3685 * c-parse.in (datadef): Use pedwarn rather than error and warning
3686 for diagnostic in case of no declaration specifiers.
3687
3688 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
3689
3690 PR bootstrap/15747
3691 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
3692 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
3693 can be used to work around this.
3694
3695 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3696
3697 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
3698 doubles.
3699
3700 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3701
3702 * stmt.c (expand_case): Update a comment.
3703
3704 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3705
3706 * stmt.c (expand_case): Put an assertion that index_expr is
3707 never INTEGER_CST. Don't special case for constant
3708 index_expr.
3709
3710 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
3711
3712 PR 18162
3713 * c-parse.in (designator): Finish with a semi-colon.
3714
3715 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
3716
3717 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
3718 into rotlsi3.
3719
3720 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3721
3722 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
3723 a default case only.
3724
3725 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3726
3727 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
3728 e500 doubles.
3729 (spe_build_register_parallel): New.
3730 (rs6000_spe_function_arg): Handle e500 doubles.
3731 (function_arg): Same.
3732 (spe_func_has_64bit_regs_p): Same.
3733 (rs6000_function_value): Same.
3734 (rs6000_libcall_value): Same.
3735 (legitimate_lo_sum_address_p): Return false for e500 doubles.
3736
3737 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
3738 doubles.
3739 (DATA_ALIGNMENT): Same.
3740 (CANNOT_CHANGE_MODE_CLASS): Same.
3741
3742 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3743
3744 * expr.c (emit_group_load): Handle floats.
3745 (emit_group_store): Same.
3746
3747 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
3748
3749 * c-lex.c (get_nonpadding_token): Remove.
3750 (c_lex_with_flags): Push timevar and eat padding here. Improve
3751 stray token diagnostic.
3752 (lex_string): Replace logic with switch statement, eat padding
3753 token here.
3754
3755 2004-10-26 Geoffrey Keating <geoffk@apple.com>
3756
3757 PR 18149
3758 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
3759
3760 2004-10-25 Geoffrey Keating <geoffk@apple.com>
3761
3762 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
3763 to 'non-weak'.
3764 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
3765 (ASM_MAKE_LABEL_LINKONCE): Delete.
3766 (ASM_WEAKEN_DECL): New.
3767 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
3768 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3769 (TEXT_SECTION_ASM_OP): Add a tab.
3770 (DATA_SECTION_ASM_OP): Likewise.
3771 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
3772 data_section on every section change.
3773 (EXTRA_SECTIONS): Add a bunch of new extra sections.
3774 (EXTRA_SECTION_FUNCTIONS): Likewise.
3775 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
3776 (JCR_SECTION_NAME): Define.
3777 (TARGET_SECTION_TYPE_FLAGS): Don't define.
3778 * config/darwin.c (darwin_encode_section_info): A symbol is defined
3779 in this file if it is not weak.
3780 (textcoal_section): Delete.
3781 (datacoal_section): Delete.
3782 (darwin_make_decl_one_only): Delete.
3783 (machopic_select_section): Handle functions.
3784 (darwin_asm_named_section): Add a tab.
3785 (darwin_section_type_flags): Delete.
3786 (darwin_unique_section): Delete contents.
3787 (darwin_emit_unwind_label): Add a tab. Make decls weak if
3788 DECL_WEAK is set.
3789 * config/darwin-protos.h (darwin_section_type_flags): Delete.
3790 (darwin_make_decl_one_only): Delete.
3791 (text_coal_section): New.
3792 (text_unlikely_section): New.
3793 (text_unlikely_coal_section): New.
3794 (const_coal_section): New.
3795 (data_coal_section): New.
3796 (const_data_coal_section): New.
3797 * varasm.c (function_section): Honour
3798 USE_SELECT_SECTION_FOR_FUNCTIONS.
3799 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
3800 TARGET_USES_WEAK_UNWIND_INFO is in effect.
3801 * dbxout.c (dbxout_source_file): Don't change sections while
3802 a function is being output.
3803
3804 2004-10-25 David Ayers <d.ayers@inode.at>
3805
3806 * c-common.h: Remove RID_ID.
3807 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
3808 (typespec_reserved_attr): Add rule for TYPENAME
3809 non_empty_protocolrefs.
3810 (yylexname): Remove special handling of RID_ID.
3811
3812 2004-10-25 James E Wilson <wilson@specifixinc.com>
3813
3814 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
3815
3816 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
3817
3818 PR c/16667
3819 * c-parse.in (array_designator): New.
3820 (designator): Use it.
3821 (initelt): Only permit array_designator without '=', not ".foo".
3822
3823 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
3824 * gcc/Makefile.in: removed ggc for cgraphunit.
3825 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
3826 * gcc/cgraph.h: removed static var analysis data structures and calls.
3827 * gcc/cgraphunit.c:
3828 cgraph_mark_local_and_external_functions:changed name to
3829 cgraph_mark_local_functions
3830 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
3831 cgraph_reset_static_var_maps,get_global_static_vars_info,
3832 get_global_statics_not_read,get_global_statics_not_written,searchc,
3833 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
3834 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
3835 scan_for_static_refs,cgraph_characterize_statics_local,
3836 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
3837 removed.
3838 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
3839 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
3840 analysis
3841 * gcc/tree-flow.h static_vars_info: removed
3842 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
3843 removed calls to static vars analysis.
3844 get_call_expr_operands: removed callee variable.
3845
3846 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
3847
3848 * cfg.c (unchecked_make_edge, redirect_edge_succ,
3849 redirect_edge_pred): Use VEC_safe_push instead of
3850 VEC_safe_insert.
3851 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3852
3853 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
3854
3855 * cfgloopmanip.c (loopify): Take two more arguments true_edge
3856 and false_edge.
3857 * cfgloop.h: Adjust the corresponding prototype.
3858 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
3859 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
3860
3861 2004-10-25 Jakub Jelinek <jakub@redhat.com>
3862
3863 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
3864 DECL_INCOMING_RTL is NULL.
3865
3866 2004-10-25 Steven Bosscher <stevenb@suse.de>
3867
3868 * timevar.def (TV_FIND_REFERENCED_VARS): New.
3869 * tree-dfa.c (pass_referenced_var): Use it.
3870
3871 2004-10-25 Roger Sayle <roger@eyesopen.com>
3872 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3873
3874 * cse.c: Change encoding of quantity numbers to avoid undefined
3875 pointer arithmetic on qty_table.
3876 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
3877 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
3878 (new_basic_block): Assign "real" quantity numbers from zero.
3879 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
3880 REG_QTY to its unique negative value.
3881 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
3882 (cse_main): Don't include max_reg when determining max_qty.
3883 (cse_basic_block): Avoid subtracting a large offset from qty_table,
3884 which causes undefined C99 behaviour. Only allocate needed memory.
3885
3886 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
3887
3888 * stmt.c (expand_case): Remove an obsolete comment.
3889
3890 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
3891
3892 PR middle-end/17407
3893 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
3894 layout_type as it is already done by build_array_type.
3895 * tree.c (build_array_type): Layout the type even
3896
3897 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
3898
3899 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
3900
3901 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
3902
3903 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
3904 with wider-than-32-bit HOST_WIDE_INTs.
3905
3906 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
3907
3908 * config/mips/mips.c(mips_output_filename): Remove unused
3909 array ltext_label_name
3910
3911 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
3912
3913 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
3914
3915 2004-10-25 Ben Elliston <bje@au.ibm.com>
3916
3917 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
3918
3919 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3920
3921 * predict.c (predict_loops): Call scev_finalize instead of
3922 scev_reset.
3923
3924 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
3925
3926 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
3927 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
3928 config/sh/ushmedia.h, config/sparc/elf.h,
3929 config/sparc/sp64-elf.h: Update copyright.
3930
3931 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
3932
3933 * stmt.c (expand_case): Handle the default label outside of
3934 the for loop. Remove code to handle a missing default label.
3935
3936 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
3937
3938 * dbxout.c (dbxout_function_decl): Don't use
3939 DBX_OUTPUT_FUNCTION_END.
3940 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
3941 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
3942
3943 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3944
3945 PR middle-end/17967
3946 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
3947
3948 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
3949
3950 * tree-ssa-dom.c (record_equality): Use loop depth to determine
3951 which way to record the equality as well.
3952 (loop_depth_of_name): New function.
3953
3954 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3955
3956 PR middle-end/17793
3957 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
3958 through the operand if it is a useless type conversion.
3959
3960 2004-10-23 Ben Elliston <bje@au.ibm.com>
3961
3962 * cfg.c (remove_edge): Use VEC_unordered_remove.
3963 (redirect_edge_succ): Likewise.
3964 (redirect_edge_pred): Likewise.
3965 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3966
3967 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3968
3969 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
3970 beyond its end.
3971
3972 2004-10-22 Eric Christopher <echristo@redhat.com>
3973
3974 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
3975 saves.
3976
3977 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
3978
3979 * config/rs6000/spe.md (spe_extendsfdf2): New.
3980 (movdf_e500_double): New.
3981 (spe_truncdfsf2): New.
3982 (spe_absdf2): New.
3983 (spe_nabsdf2): New.
3984 (spe_negdf2): New.
3985 (sub_adddf3): New.
3986 (spe_subdf3): New.
3987 (spe_muldf3): New.
3988 (spe_floatsidf2): New.
3989 (spe_floatunssidf2): New.
3990 (fix_truncdfsi2): New.
3991 (spe_fixuns_truncdfsi2): New.
3992
3993 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
3994 (fpr_truncdfsf2): New.
3995 (negdf2): Change to expander.
3996 (fpr_negdf2): New.
3997 (fpr_nabsdf2): Name pattern.
3998 (adddf3): Change to expander.
3999 (fpr_adddf3): Nem.
4000 (subdf3): Change to expander.
4001 (fpr_subdf3): New.
4002 (muldf3): Change to expander.
4003 (fpr_muldf3): New.
4004 (divdf3): Change to expander.
4005 (fpr_divdf3): New.
4006 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
4007 (cmpdf): Allow for TARGET_E500_DOUBLE.
4008
4009 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4010
4011 * c-semantics.c (re_push_stmt_list): Remove.
4012 * c-common.h: Remove the corresponding prototype.
4013
4014 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4015
4016 * stmt.c (asm_op_is_mem_input): Remove.
4017 * tree.h: Remove the corresponding prototype.
4018
4019 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4020
4021 * tree-gimple.c (is_gimple_constructor_elt): Remove.
4022 * tree-gimple.h: Remove the corresponding prototype.
4023
4024 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4025
4026 * varasm.c (get_pool_mode_for_function, get_pool_offset):
4027 Remove.
4028 * rtl.h: Remove the corresponding prototypes.
4029
4030 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4031
4032 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
4033 edge information when we commit ourselves to threading a
4034 particular jump.
4035
4036 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4037
4038 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
4039 into worklist instead of their indexes.
4040
4041 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4042
4043 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
4044 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
4045 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
4046 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
4047 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
4048 tree-scalar-evolution.c, tree-ssa-dom.c,
4049 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
4050 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
4051 tree-vectorizer.c, vec.h: Fix comment formatting.
4052
4053 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4054
4055 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
4056 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
4057
4058 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4059
4060 * config/ptx4.h, config/mcore/mcore-pe.h,
4061 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
4062
4063 2004-10-22 Peter Barada <peter@the-baradas.com>
4064
4065 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
4066 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
4067 renaming of non-live registers in interrupt functions.
4068 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
4069
4070 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
4071
4072 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
4073 Use integer for loop counter.
4074 (num_ending_zeros): New function.
4075 (number_of_iterations_cond): Use num_ending_zeros.
4076
4077 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
4078
4079 * config.gcc: Add support for --enable-e500_double.
4080
4081 * config/rs6000/e500-double.h: New file.
4082
4083 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
4084 TARGET_E500_DOUBLE.
4085
4086 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
4087 TARGET_E500_DOUBLE.
4088
4089 * config/rs6000/linuxspe.h: Same.
4090
4091 * doc/invoke.texi (Option Summary): Document new options for
4092 mfloat-gprs.
4093 (RS/6000 and PowerPC Options): Same.
4094
4095 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
4096 function.
4097 (rs6000_override_options): Use it. Use
4098 SUB3TARGET_OVERRIDE_OPTIONS.
4099 Add 8548 to processor_target_table.
4100 (rs6000_legitimate_address): Handle e500 doubles.
4101 (rs6000_legitimize_address): Same.
4102 (rs6000_legitimize_reload_address): Same.
4103 (rs6000_hard_regno_nregs): Same.
4104 (spe_func_has_64bit_regs_p): Same.
4105 (emit_frame_save): Same.
4106 (gen_frame_mem_offset): Same.
4107 (rs6000_dwarf_register_span): Same.
4108 (rs6000_generate_compare): Same.
4109 (easy_fp_constant): Same.
4110 (legitimate_offset_address_p): Same.
4111
4112 * config/rs6000/spe.md: (cmdfeq_gpr): New.
4113 (tstdfeq_gpr): New.
4114 (cmpdfgt_gpr): New.
4115 (tstdfgt_gpr): New.
4116 (tstdfgt_gpr): New.
4117 (cmpdflt_gpr): New.
4118 (tstdflt_gpr): New.
4119 Add new constants.
4120
4121 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4122
4123 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
4124
4125 2004-10-21 Zack Weinberg <zack@codesourcery.com>
4126
4127 * dbxout.c: Remove unnecessary #undefs.
4128 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
4129 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
4130 definition into use sites.
4131 (cwd): Make local to dbxout_init.
4132 (dbxout_init): Restructure cwd-using logic for clarity. Use
4133 IS_DIR_SEPARATOR.
4134 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
4135 STABS_GCC_MARKER folded in here.
4136 * system.h: Poison now-unused macros.
4137 * doc/tm.texi: Remove documentation of now-unused macros.
4138
4139 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4140
4141 PR c/17538
4142 * c-opts.c (push_command_line_include): Use the current file
4143 name instead of the main one.
4144
4145 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4146
4147 PR objc/17923
4148 * tree.c (staticp): A CONST_DECL has static storage if either
4149 TREE_STATIC or DECL_EXTERNAL is set.
4150 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
4151 have null names.
4152
4153 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4154
4155 * expr.c (store_expr): Remove dont_store_target.
4156
4157 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4158
4159 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
4160
4161 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4162
4163 * tree-cfg.c (thread_jumps): Move a part of it to ...
4164 (thread_jumps_from_bb): ... here.
4165
4166 2004-10-21 David Edelsohn <edelsohn@gnu.org>
4167
4168 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
4169 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
4170
4171 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4172
4173 * expr.c (store_expr): Clean up by renaming want_value to
4174 call_param_p.
4175
4176 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4177
4178 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
4179 fixup pc here.
4180
4181 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
4182
4183 PR 18004.
4184 * expmed.c (store_bit_field): Pass original 'value' before
4185 recursing.
4186
4187 2004-10-21 Nicolas Pitre <nico@cam.org>
4188
4189 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
4190 * config/arm/ieee754-df.S: Ditto.
4191
4192 2004-10-20 Zack Weinberg <zack@codesourcery.com>
4193
4194 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
4195 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
4196 Default to 0.
4197 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
4198 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
4199 an internal label and an N_SLINE .stabn whose value is the
4200 difference between that label and the function entry label.
4201 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
4202 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
4203 label and an N_SO stab with an empty string referring to it.
4204 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
4205 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
4206 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
4207 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
4208 macro is never defined.
4209 * sdbout.c (sdbout_source_line_counter): Delete.
4210 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
4211 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
4212 only two arguments.
4213 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
4214
4215 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
4216 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
4217 definitions (identical to default).
4218 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
4219 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
4220 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
4221 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
4222 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
4223 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
4224 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
4225 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
4226 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
4227 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
4228 (sym_lineno): Delete.
4229 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
4230 now-unused variable.
4231 (alpha_output_lineno): Delete.
4232 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
4233 * config/mips/mips.c (mips_output_filename): Don't use
4234 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
4235 (mips_output_lineno): Delete.
4236 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
4237 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
4238 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
4239 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
4240 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
4241 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
4242 * config/mmix/mmix.h: Likewise.
4243 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
4244 * config/mmix/mmix-protos.h: Don't prototype it.
4245 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
4246 no need to #undef ASM_OUTPUT_SOURCE_LINE.
4247 * config/arm/aout.h: Remove RISCiX-specific definition of
4248 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
4249 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
4250 ASM_OUTPUT_SOURCE_LINE.
4251 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
4252 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
4253 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
4254
4255 * doc/tm.texi: Update.
4256
4257 2004-10-20 Richard Henderson <rth@redhat.com>
4258
4259 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
4260
4261 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
4262
4263 * configure.ac: Revert my previous patch.
4264 * configure: Regenerate.
4265
4266 2004-10-20 Ben Elliston <bje@au.ibm.com>
4267
4268 * config/rs6000/rs6000.c
4269 (rs6000_va_start): Use build_va_arg_indirect_ref.
4270 (rs6000_gimplify_va_arg): Likewise.
4271
4272 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
4273
4274 PR java/15575
4275 * configure.ac: Declare AM_LANGINFO_CODESET.
4276 * aclocal.m4: Define AM_LANGINFO_CODESET.
4277 * configure, config.in: Rebuilt.
4278
4279 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
4280
4281 * expr.c (store_expr): Remove code that is run when
4282 want_value & 1 is nonzero.
4283
4284 2004-10-20 Mark Mitchell <mark@codesourcery.com>
4285
4286 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
4287 from function pointer to void *.
4288
4289 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
4290
4291 PR target/18032
4292 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
4293 the frame pointer adjustment when exception handling is enabled.
4294
4295 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
4296
4297 * stor-layout.c: Fix a comment typo.
4298
4299 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
4300
4301 * expr.c (store_field): Remove two arguments value_mode and
4302 unsignedp.
4303 (expand_assignment, store_constructor_field,
4304 expand_expr_real_1): Adjust calls to store_field.
4305
4306 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
4307
4308 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
4309
4310 PR target/17317
4311 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
4312 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
4313 base and index register for loads.
4314
4315 * config/arc/t-arc: Fix multilib handling.
4316
4317 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
4318
4319 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
4320 don't inspect BLOCK_FOR_INSN for barriers.
4321 * emit-rtl.c (emit_barrier_before): Revert last change.
4322 (emit_barrier_after, emit_barrier): Ditto.
4323
4324 * doc/extend.texi (Extended Asm): Warn and provide example
4325 solution for using a call-clobbered asm register.
4326 (Local Reg Vars): Similar. Cross-reference example.
4327
4328 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
4329
4330 * tree-cfg.c (group_case_labels): Look at the second to last
4331 case statement for combing with the default case.
4332
4333 2004-10-19 Richard Hendeson <rth@redhat.com>
4334
4335 PR 17962
4336 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
4337
4338 2004-10-19 Richard Hendeson <rth@redhat.com>
4339
4340 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
4341 succeeds, only expand the result.
4342
4343 2004-10-19 Richard Hendeson <rth@redhat.com>
4344
4345 PR middle-end/17885
4346 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
4347 of INDIRECT_REF.
4348
4349 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
4350
4351 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
4352 loop with goto.
4353
4354 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
4355
4356 * expr.c (expand_assignment): Remove the last argument.
4357 Change the return type to void.
4358 * expr.h: Update the prototype of expand_assignment.
4359 * function.c (assign_parm_setup_reg): Update a call to
4360 expand_assignment.
4361 * stmt.c (expand_asm_expr): Likewise.
4362
4363 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
4364
4365 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
4366 unnecessary assignments to temp. Return const0_rtx.
4367
4368 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4369
4370 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
4371
4372 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
4373
4374 * configure.ac (powerpc-*-darwin*): Require assembler to support
4375 .machine directive.
4376 * configure: Regenerate.
4377
4378 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4379
4380 * reload1.c (ior_hard_reg_set): Remove.
4381 (finish_spills): Use IOR_HARD_REG_SET instead of
4382 ior_hard_reg_set.
4383
4384 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4385
4386 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
4387 the currently visited word to right.
4388
4389 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4390
4391 PR middle-end/18045
4392 * expmed.c (expand_smod_pow2): Handle modes whose size
4393 is greater than that of HOST_WIDE_INT.
4394
4395 2004-10-18 Ziemowit Laski <zlaski@apple.com>
4396
4397 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
4398
4399 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4400 Roger Sayle <roger@eyesopen.com>
4401
4402 PR middle-end/17813
4403 * dojump.c (discard_pending_stack_adjust): New function.
4404 (clear_pending_stack_adjust): Call it.
4405 * expr.h (discard_pending_stack_adjust): Declare it.
4406 * explow.c (emit_stack_save): Emit pending stack adjustments
4407 before saving the stack pointer.
4408 (emit_stack_restore): Discard pending stack adjustments before
4409 restoring the stack pointer.
4410
4411 2004-10-18 Richard Henderson <rth@redhat.com>
4412
4413 * c-common.c (handle_mode_attribute): Allow scalar->vector
4414 type changes yet.
4415
4416 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4417
4418 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
4419 value to expand_assignment.
4420
4421 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4422
4423 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
4424 thread_jumps.
4425 (thread_jumps): Iterate until no new forwarder block arises.
4426
4427 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4428
4429 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
4430 (thread_jumps): Use forwardable as cache of
4431 tree_forwarder_block_p throughout the function.
4432
4433 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
4434
4435 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
4436
4437 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
4438
4439 PR middle-end/15014
4440 PR middle-end/16973
4441 * tree-cfg.c (remove_bb): If we have a label expression in the
4442 basic block and the label we have taken the address, move the
4443 label expression to the basic block which is previous in the
4444 linked list.
4445 (tree_verify_flow_info): Fix printing out the label name of the
4446 problematic label expression.
4447
4448 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
4449
4450 PR rtl-optimization/18002
4451 * simplify-rtx.c (mode_signbit_p): Externalize function...
4452 * rtl.h (mode_signbit_p): ... to here.
4453 * combine.c (simplify_shift_const): Recognize PLUS signbit as
4454 canonical form of XOR signbit and move to outer op.
4455
4456 2004-10-18 Diego Novillo <dnovillo@redhat.com>
4457
4458 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
4459 Update all callers.
4460 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
4461 Don't call fold_stmt more than once, use bsi_replace.
4462
4463 2004-10-18 Diego Novillo <dnovillo@redhat.com>
4464
4465 PR tree-optimization/17656
4466 * tree-ssa.c (replace_immediate_uses): When replacing a
4467 constant, if the call to fold_stmt produced a different
4468 statement, get an appropriate statement pointer by scanning
4469 STMT's basic block.
4470
4471 2004-10-18 Richard Henderson <rth@redhat.com>
4472
4473 * pointer-set.c (hash1): Don't use libm functions in fallback case.
4474
4475 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
4476
4477 PR bootstrap/17684
4478 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
4479 (stage1-start): Remove and copy libunwind.a and
4480 libunwind*$(SHLIB_EXT) instead of libunwind*.
4481 (stage2-start): Likewise.
4482 (stage3-start): Likewise.
4483 (stage4-start): Likewise.
4484 (stageprofile-start): Likewise.
4485 (stagefeedback-start): Likewise.
4486
4487 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
4488 the shared library to be created and don't remove the existing
4489 shared library.
4490 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
4491 * config/i386/t-nwld (SHLIB_LINK): Likewise.
4492 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
4493 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
4494 * config/sh/t-linux (SHLIB_LINK): Likewise.
4495 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
4496 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
4497 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
4498 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
4499
4500 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
4501 files.
4502
4503 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4504
4505 * basic-block.h (reg_set_iterator): New.
4506 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
4507 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
4508 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
4509 * caller-save.c (save_call_clobbered_regs): Adjust to the new
4510 style.
4511 * cfgcleanup.c (thread_jump): Likewise.
4512 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
4513 * conflict.c (conflict_graph_compute): Likewise.
4514 * flow.c (verify_local_live_at_start, update_life_info,
4515 initialize_uninitialized_subregs, propagate_one_insn,
4516 init_propagate_block_info, free_propagate_block_info,
4517 propagate_block, dump_regset): Likewise.
4518 * global.c (global_conflicts): Likewise.
4519 * graph.c (start_bb): Likewise.
4520 * local-alloc.c (update_equiv_regs): Likewise.
4521 * loop.c (load_mems): Likewise.
4522 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
4523 find_reg, finish_spills): Likewise.
4524 * resource.c (mark_target_live_regs): Likewise.
4525 * sched-deps.c (sched_analyze_insn): Likewise.
4526 * sched-rgn.c (sched-rgn.c): Likewise.
4527 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
4528
4529 2004-10-18 Jakub Jelinek <jakub@redhat.com>
4530
4531 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
4532 operand 1 instead of 2
4533
4534 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4535
4536 * loop-unroll.c: Fix comment typos.
4537
4538 2004-10-18 Revital Eres <eres@il.ibm.com>
4539
4540 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
4541 * loop-unroll.c: Include varray.h.
4542 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
4543 opt_info and expand it to support variable expansion.
4544 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
4545 expand it to support variable expansion.
4546 (pt_info_start_duplication): Rename si_info_start_duplication.
4547 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
4548 to the variable expansion optimization.
4549 (free_opt_info): Rename free_si_info.
4550 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
4551 expand_var_during_unrolling, insert_var_expansion_initialization,
4552 combine_var_copies_in_loop_exit, release_var_copies,
4553 get_expansion): New functions.
4554 (peel_loop_completely, unroll_loop_constant_iterations,
4555 unroll_loop_runtime_iterations, peel_loop_simple,
4556 unroll_loop_stupid): Change uses of struct si_info
4557 to struct opt_info
4558 and add uses of fvariable-expansion-in-unroller flag.
4559 * params.def: Add parameter to restrict the number of expansions.
4560 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
4561 the number of expansions.
4562 * common.opt: (fvariable-expansion-in-unroller): New flag.
4563 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
4564
4565 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4566
4567 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
4568 __GXX_MERGED_TYPEINFO_NAMES to 0.
4569
4570 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
4571
4572 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
4573 handle barriers in a bb by checking that it points to a NULL bb.
4574 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
4575 (emit_barrier_after, emit_barrier): Ditto.
4576
4577 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
4578
4579 * doc/extend.texi (Attribute Syntax): Clarify details of
4580 attributes on parameters.
4581
4582 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
4583
4584 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
4585 loop.
4586
4587 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4588
4589 Revert:
4590 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4591
4592 * c-typeck.c (default_function_array_conversion): Always create
4593 &a[0] for array types.
4594 (build_unary_op): Do not fold &a[x] into a + x.
4595
4596 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4597
4598 PR middle-end/17925
4599 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
4600 block if there is a goto with a locus.
4601
4602 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
4603
4604 * config/elfos.h, config/gofast.h, config/interix.h,
4605 config/netbsd.h, config/svr3.h, config/vxworks.h,
4606 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
4607 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4608 config/alpha/netbsd.h, config/arm/arm-modes.def,
4609 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
4610 config/cris/aout.h, config/frv/frv-modes.def,
4611 config/i386/beos-elf.h, config/i386/gas.h,
4612 config/i386/i386-coff.h, config/i386/i386-modes.def,
4613 config/i386/linux.h, config/i386/linux64.h,
4614 config/i386/mingw32.h, config/i386/netbsd-elf.h,
4615 config/i386/netbsd64.h, config/i386/sco5.h,
4616 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
4617 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
4618 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
4619 config/mips/mips-modes.def, config/mips/sdb.h,
4620 config/mips/vr.h, config/mips/vxworks.h,
4621 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4622 config/pa/pa32-linux.h, config/rs6000/40x.md,
4623 config/rs6000/7450.md, config/rs6000/8540.md,
4624 config/rs6000/linuxspe.h, config/rs6000/power4.md,
4625 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
4626 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
4627 config/s390/s390-modes.def, config/sh/elf.h,
4628 config/sh/sh-modes.def, config/sh/sh64.h,
4629 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
4630 config/stormy16/stormy16.md, config/v850/v850-protos.h,
4631 config/vax/vax.md: Update copyright.
4632
4633 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
4634
4635 * expr.c (expand_expr_real_1): Remove an obsolete comment.
4636
4637 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4638
4639 * c-typeck.c (default_function_array_conversion): Always create
4640 &a[0] for array types.
4641 (build_unary_op): Do not fold &a[x] into a + x.
4642
4643 2004-10-17 Jakub Jelinek <jakub@redhat.com>
4644
4645 * pointer-set.c (hash1): Use integer part of 2^64 / phi
4646 instead 2^32 / phi if long is 64-bit.
4647
4648 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
4649
4650 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
4651 RID_PTRVALUE.
4652 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
4653 declarations.
4654 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
4655 __ptrextent__, __ptrvalue and __ptrvalue__.
4656 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
4657 entries.
4658
4659 2004-10-16 Dale Johannesen <dalej@apple.com>
4660
4661 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
4662
4663 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4664
4665 PR tree-optimization/17766
4666 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
4667 (dom_info_available_p): Declare.
4668 * cfghooks.c (split_block, make_forwarder_block): Use
4669 dom_info_available_p.
4670 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
4671 free_dominance_info, verify_dominators): Ditto.
4672 (dom_info_available_p): New function.
4673 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
4674 (thread_jumps): Use dom_info_available_p.
4675 * tree-complex.c (expand_complex_div_wide): Ditto.
4676 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4677
4678 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4679
4680 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
4681 (find_best_candidate): Take also important candidates into account.
4682 (find_optimal_iv_set): Initialize important_candidates bitmap.
4683
4684 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4685
4686 PR tree-optimization/17560
4687 * predict.c (tree_estimate_probability): Mark irreducible
4688 loops.
4689
4690 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4691
4692 PR rtl-optimization/17723
4693 * cfgcleanup.c (merge_memattrs): Handle case when
4694 MEM_SIZE == NULL_RTX.
4695
4696 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
4697
4698 * toplev.c (dump_file_name): Change type to be const.
4699
4700 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
4701
4702 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
4703 non_lvalue to stop something being a null pointer constant.
4704
4705 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
4706
4707 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
4708 available for TARGET_FPRS.
4709 (FUNCTION_VALUE_REGNO_P): Same.
4710
4711 2004-10-15 Geoffrey Keating <geoffk@apple.com>
4712
4713 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4714 -maltivec in same style as other ISA options.
4715
4716 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
4717
4718 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
4719 definition.
4720
4721 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
4722
4723 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
4724 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
4725 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
4726 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
4727 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
4728 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
4729 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
4730 predict.def, predict.h, protoize.c, reload.h, resource.h,
4731 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
4732 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
4733 unwind-sjlj.c, value-prof.h: Update copyright.
4734
4735 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
4736
4737 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
4738
4739 2004-10-15 Diego Novillo <dnovillo@redhat.com>
4740
4741 * tree-optimize.c (execute_one_pass): Stop timer right after
4742 executing the pass.
4743
4744 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4745
4746 Revert:
4747 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4748 PR middle-end/17967
4749 Revert:
4750 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
4751 (remove_useless_stmts_1): Fold trees we know how to fold.
4752
4753 2004-10-14 David Edelsohn <edelsohn@gnu.org>
4754
4755 * configure.ac: Add .machine power4 directive when testing for
4756 mfcr field.
4757 * configure: Regenerate.
4758
4759 2004-10-14 Geoffrey Keating <geoffk@apple.com>
4760
4761 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
4762
4763 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4764
4765 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
4766 always.
4767
4768 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
4769
4770 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
4771 for 'f' if !TARGET_FPRS.
4772
4773 2004-10-14 Richard Henderson <rth@redhat.com>
4774
4775 PR debug/14492
4776 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
4777
4778 2004-10-14 Richard Henderson <rth@redhat.com>
4779
4780 PR c/17023
4781 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
4782 as error_mark_node.
4783 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
4784 instaed of current_function_decl non-null.
4785
4786 2004-10-14 Matt Austern <austern@apple.com>
4787
4788 * pointer-set.c: New file, special-purpose hash table.
4789 * pointer-set.h: New file.
4790 * tree.h (struct pointer_set_t): Declare as opaque type.
4791 (tree_walk): Last argument is pointer_set_t* now.
4792 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
4793 (walk_type_fields):
4794 (walk_tree): Convert from htab_t to pointer_set_t for keeping
4795 track of which nodes have already been visited.
4796 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
4797 * cgraphunit.c (cgraph_create_edges): Likewise.
4798 (cgraph_characterize_statics_local): Likewise.
4799 * tree-dfa.c (collect_dfa_stats): Likewise.
4800 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
4801 pointer_set_t* now.
4802 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
4803 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
4804 of walk_subtrees is pointer_set_t* now.
4805 * Makefile.in (OBJS-common): add pointer-set.o
4806 (tree-inline.o): Depends on pointer-set.h
4807 (tree-dfa.o): Likewise
4808 (cgraphunit.o): Likewise
4809
4810 2004-10-14 Geoffrey Keating <geoffk@apple.com>
4811
4812 * config/rs6000/darwin.h (ASM_SPEC): Delete.
4813 (TARGET_ASM_FILE_START): Define.
4814 * config/darwin.h (ASM_SPEC): Define.
4815 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
4816 -mlong-double-128, it's the default. Update comment about reason
4817 for force_cpusubtype_ALL.
4818 * config/rs6000/darwin-vecsave.asm: Supply .machine.
4819 * config/rs6000/darwin-world.asm: Likewise.
4820 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
4821 (symbolic_operand): Delete #if 0ed code.
4822
4823 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4824
4825 * stmt.c (add_case_node): Make sure that we have integer
4826 constant before calling tree_int_cst_compare.
4827
4828 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4829
4830 PR middle-end/17967
4831 Revert:
4832 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
4833 (remove_useless_stmts_1): Fold trees we know how to fold.
4834
4835 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
4836
4837 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
4838 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
4839 -m64.
4840
4841 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
4842
4843 * reload.c (find_reloads): When reloading a PLUS with constant
4844 operand, make sure the constant is pushed to the constant pool
4845 if required.
4846 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
4847 reload bug workaround.
4848 (s390_expand_plus_operand): Likewise.
4849
4850 2004-10-14 David Edelsohn <edelsohn@gnu.org>
4851
4852 * opts.c (common_handle_option): Do not enable
4853 flag_speculative_prefetching for -fprofile-generate/use.
4854
4855 2004-10-14 Devang Patel <dpatel@apple.com>
4856
4857 PR 17635
4858 * tree-if-conv.c (process_phi_nodes): Process latch block.
4859 (combine_blocks): Process latch block and update loop structure.
4860
4861 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
4862
4863 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
4864 (vect_update_ivs_after_vectorizer):
4865 (vect_transform_for_unknown_loop_bound):
4866 (tree_duplicate_loop_to_edge):
4867 (allocate_new_names):
4868 (rename_use_op):
4869 (rename_def_op):
4870 (rename_variables_in_bb):
4871 (free_new_names):
4872 (rename_variables_in_loop):
4873 (copy_phi_nodes):
4874 (update_phis_for_duplicate_loop):
4875 (update_phi_nodes_for_guard):
4876 (make_loop_iterate_ntimes):
4877 (tree_duplicate_loop_to_edge_cfg):
4878 (add_loop_guard):
4879 (vect_analyze_loop_with_symbolic_num_of_iters):
4880 (verify_loop_for_duplication):
4881 (vect_gen_niters_for_prolog_loop):
4882 (vect_update_niters_after_peeling):
4883 (vect_update_inits_of_dr):
4884 (vect_update_inits_of_drs):
4885 (vect_build_loop_niters):
4886 (vect_do_peeling_for_alignment): New functions.
4887 (vect_transform_loop): Add unknown and known but indivisible loop
4888 bound support; add peeling for unalignment support.
4889 (vect_analyze_loop_form): Support symbolic number of iterations.
4890 (vect_transform_loop_bound): New input parameter.
4891 (vect_get_loop_niters): Change input parameter type.
4892 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
4893 (vectorizable_store): Allow unaligned access.
4894 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
4895 (vect_analyze_data_refs_alignment): Allowed one unaligned
4896 store.
4897 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
4898 to use tree.
4899 (LOOP_VINFO_INT_NITERS): New macro.
4900 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
4901 (do_peeling_for_alignment):
4902 (unaligned_drs): New members of _loop_vec_info.
4903 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
4904
4905 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
4906
4907 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
4908 (struct tree_string): Remove "const" qualifier for "str".
4909
4910 2004-10-14 Ira Rosen <irar@il.ibm.com>
4911
4912 * tree-vectorizer.c (vect_analyze_data_refs): Call
4913 vect_get_base_and_bit_offset to get memory tag for array ref.
4914 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
4915
4916 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
4917
4918 * configure.ac: Use $LN_S for creating symlinks (not $LN).
4919 * configure: Regenerate.
4920
4921 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4922
4923 * doc/install.texi (*-*-solaris2*): Update with info about kernel
4924 patches to solve spurious testsuite failures.
4925
4926 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
4927
4928 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
4929 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
4930 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
4931 gcc_assert under ENABLE_CHECKING.
4932 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
4933 get_vectype_for_scalar_type).
4934
4935 (vect_get_vec_def_for_operand): Remove redundant variables.
4936 (vect_transform_loop): Likewise.
4937
4938 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
4939
4940 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
4941 global for -mcaller-super-interworking.
4942 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
4943 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
4944 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
4945 not need a frame pointer.
4946 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
4947 the soft frame pointer offset.
4948 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
4949 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
4950 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
4951 the stack. Use frame_pointer_needed to choose between them.
4952 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
4953 (interwork_with_frame): New macro.
4954 (interwork): Add _interwork_{r7,r11}_call_via_rN().
4955
4956 2004-10-14 Ben Elliston <bje@au.ibm.com>
4957
4958 PR other/17900
4959 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
4960 up the filename looking for a previous directory separator.
4961
4962 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
4963
4964 * c-tree.h (enum c_typespec_kind, struct c_typespec,
4965 parser_xref_tag): New.
4966 (struct c_declspecs): Add tag_defined_p. Adjust definition of
4967 typedef_p.
4968 (declspecs_add_type): Adjust prototypes.
4969 * c-parse.in (%union): Add tstype.
4970 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
4971 typespec_reserved_attr, typespec_nonreserved_nonattr,
4972 structsp_attr, structsp_nonattr): Change to tstype. Update
4973 actions.
4974 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
4975 (declspecs_add_type): Update to take struct c_typespec argument.
4976 Set tag_defined_p and typedef_p as appropriate.
4977 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
4978 Update to return struct c_typespec.
4979 (shadow_tag_warned): Don't let empty declarations with qualifiers
4980 or storage class specifiers redeclare a tag if a previous
4981 declaration is visible.
4982
4983 2004-10-13 Richard Henderson <rth@redhat.com>
4984
4985 PR debug/15860
4986 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
4987 for DECL_INCOMING_RTL.
4988
4989 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
4990
4991 PR target/17984
4992 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
4993 trunc_int_for_mode for constants used in shortened mode.
4994
4995 2004-10-13 Richard Henderson <rth@redhat.com>
4996
4997 PR c/17384
4998 * c-common.c (handle_mode_attribute): Disallow mode changes that
4999 alter the CODE of the top-level type.
5000
5001 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
5002 integer from internal limits macros.
5003 * config/i386/mm3dnow.h (__v2sf): Fix base type.
5004
5005 2004-10-13 Richard Henderson <rth@redhat.com>
5006
5007 PR debug/13841
5008 * function.c (instantiate_decl): Recurse for CONCAT.
5009
5010 2004-10-13 David Edelsohn <edelsohn@gnu.org>
5011
5012 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
5013 andi./andis.
5014 (anddi3): Same.
5015 (extzvdi_internal1): Add attribute "compare".
5016 (extzvdi_internal2): Same.
5017
5018 2004-10-12 Tom Tromey <tromey@redhat.com>
5019
5020 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
5021
5022 2004-10-13 Dale Johannesen <dalej@apple.com>
5023
5024 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
5025
5026 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
5027
5028 * toplev.c (compile_file): Call mudflap_finish_file from here ...
5029 * c-decl.c (c_write_global_declarations): ... instead of here ...
5030 * cp/decl.c (cp_finish_file): ... and here.
5031 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
5032
5033 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5034
5035 * tree-ssa-dom.c (record_range): Free the element if we are not
5036 going to use it.
5037
5038 2004-10-13 Tom Tromey <tromey@redhat.com>
5039
5040 PR java/15578:
5041 * gcc.c (option_map): Added --extdirs and --encoding.
5042
5043 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5044
5045 PR target/14454
5046 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
5047 sparc_can_output_mi_thunk.
5048 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
5049 handling of vcall offset.
5050 (sparc_can_output_mi_thunk): New predicate.
5051 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
5052 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
5053 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
5054
5055 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
5056
5057 * config/sparc/sparc.md (movdi): Remove redundant test.
5058
5059 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
5060
5061 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
5062 TDF_IPA from -fdump-tree-*-all.
5063
5064 2004-10-13 Paul Brook <paul@codesourcery.com>
5065
5066 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
5067 * config/arm/arm.c (thumb_find_work_register): Update comments.
5068 (arm_load_pic_register): Add argument for scratch register.
5069 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
5070 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
5071
5072 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
5073
5074 * tree-data-ref.c: Fix comment typos.
5075
5076 2004-10-13 Jakub Jelinek <jakub@redhat.com>
5077 Zdenek Dvorak <dvorakz@suse.cz>
5078
5079 PR tree-optimization/17724
5080 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
5081
5082 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
5083
5084 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
5085 (altivec_builtin_mask_for_store): Likewise.
5086 (altivec_init_builtins): Use lang_hooks.builtin_function to
5087 create the decls for builtin_altivec_mask_for_load/store.
5088
5089 2004-10-13 Nick Clifton <nickc@redhat.com>
5090
5091 * config/c4x/c4x.c: Remove inclusion of loop.h.
5092
5093 2004-10-12 Ben Elliston <bje@au.ibm.com>
5094
5095 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
5096 (ei_container): New; renamed.
5097 (ei_start, ei_last): New macros.
5098 (ei_start_1, ei_last_1): Renamed from ei_start.
5099 (ei_last_1, ei_end_p): Use ei_container() where applicable.
5100 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
5101 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
5102
5103 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
5104
5105 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
5106 * cfgloop.c (initialize_loops_parallel_p): New.
5107 (flow_loops_find): Initialize the parallel_p field to true for all
5108 the loops.
5109 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
5110 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
5111 the size of the data accessed in the loop.
5112 (struct nb_iter_bound): Moved...
5113 * cfgloop.h (struct nb_iter_bound): ... here.
5114 (estimated_nb_iterations, parallel_p): New fields in struct loop.
5115 (record_estimate): Declare extern here.
5116 * tree-chrec.c: Fix comments.
5117 (nb_vars_in_chrec): New function.
5118 * tree-chrec.h (nb_vars_in_chrec): Declared here.
5119 * tree-data-ref.c: Don't include lambda.h, that is already included
5120 in tree-data-ref.h.
5121 (tree_fold_divides_p): Don't check for integer_onep.
5122 (tree_fold_bezout): Removed.
5123 (gcd): New static duplicated function.
5124 (int_divides_p, dump_subscript): New.
5125 (dump_data_dependence_relation): Use dump_subscript.
5126 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
5127 estimate_niter_from_size_of_data): New.
5128 (analyze_array_indexes, analyze_array): Call
5129 estimate_niter_from_size_of_data during the detection of array
5130 references. Pass in a pointer to the statement that contains the
5131 array reference.
5132 (all_chrecs_equal_p): New.
5133 (compute_distance_vector): Renamed compute_subscript_distance.
5134 Deal with multivariate conflict functions.
5135 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
5136 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
5137 (non_affine_dependence_relation): New.
5138 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
5139 analyze_siv_subscript, analyze_miv_subscript,
5140 analyze_overlapping_iterations, subscript_dependence_tester):
5141 Initialize and return last_conflicts function.
5142 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
5143 compute_overlap_steps_for_affine_1_2): New.
5144 (analyze_siv_subscript_affine_cst): Removed.
5145 (analyze_subscript_affine_affine): Disprove dependences based on the
5146 iteration domains. Solve the univariate dependence case as before,
5147 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
5148 Implement the multivariate case of 2 versus 1 variables.
5149 (build_classic_dist_vector, build_classic_dir_vector): Implement some
5150 unhandled cases.
5151 (find_data_references_in_loop): Compute and initialize
5152 loop->estimated_nb_iterations and loop->parallel_p.
5153 (analyze_all_data_dependences): Modify the debug dump order.
5154 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
5155 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
5156 (SUB_LAST_CONFLICT, subscript->last_conflict,
5157 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
5158 DDR_AFFINE_P, DDR_SIZE_VECT): New.
5159 (find_data_references_in_loop, initialize_data_dependence_relation,
5160 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
5161
5162 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
5163
5164 * configure: Regenerate.
5165
5166 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
5167
5168 PR 17892
5169 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
5170 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
5171 and constant folding of floating point MULT_EXPR/PLUS_EXPR
5172 expressions.
5173
5174 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
5175
5176 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
5177 (s390_gimplify_va_arg): Likewise.
5178
5179 2004-10-12 Daniel Jacobowitz <dan@debian.org>
5180
5181 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
5182 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
5183 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
5184 * regclass.c (record_address_regs): Remove ifdef. Use
5185 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
5186 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
5187 definition.
5188 (scan_rtx_address, replace_oldest_value_addr): Use
5189 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
5190 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
5191 unnecessary definitions.
5192 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
5193 and MODE_BASE_REG_REG_CLASS.
5194 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
5195 (MODE_BASE_REG_REG_CLASS): Define.
5196 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
5197 (REG_MODE_OK_FOR_REG_BASE_P): Define.
5198 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
5199 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
5200
5201 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
5202
5203 * tree-ssa-alias.c (verify_name_tags): New function.
5204 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
5205 (verify_alias_info): Call verify_name_tags.
5206
5207 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
5208
5209 PR rtl-optimization/17931
5210 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
5211 ZERO_EXTRACT in it.
5212
5213 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
5214
5215 * arm.c (arm_print_operand): Use output_operand_lossage where possible
5216 rather than aborting.
5217
5218 2004-10-12 Paul Brook <paul@coudesourcery.com>
5219
5220 * config.gcc: Add armv6{k,z,zk}
5221 * config/arm/arm-cores.def: Add arm1176 and mpcore.
5222 * config/arm/tune.md: Regenerate.
5223 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
5224 Define.
5225 (all_architectures): Add armv6k, armv6z, armv6zk.
5226 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
5227 * doc/invoke.texi: Document new arch and cpu values.
5228
5229 2004-10-12 Paul Brook <paul@coodesourcery.com>
5230
5231 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
5232 meabi=4.
5233
5234 2004-10-12 Paul Brook <paul@codesourcery.com>
5235
5236 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
5237 Handle negative constants.
5238
5239 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
5240
5241 PR c/17301
5242 * c-typeck.c (convert_arguments): Return error_mark_node if there
5243 are too few arguments.
5244 (build_function_call): Handle error_mark_node return from
5245 convert_arguments.
5246
5247 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
5248
5249 * configure.ac (symbolic_link): Replace with $LN_S.
5250 (Assembler/Linker): Hard link from gas and binutils trees.
5251 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
5252 * configure: Regenerate.
5253
5254 2004-10-12 Paul Brook <paul@codesourcery.com>
5255
5256 * configure.ac: Don't look for host assembler when building a canadian
5257 cross.
5258 * configure: Regenerate.
5259
5260 2004-10-11 Roger Sayle <roger@eyesopen.com>
5261
5262 PR other/17361
5263 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
5264 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
5265 line options for "-lang-asm" and if found allow any of the C-family
5266 front-end options.
5267 (c_common_handle_option): Remove last use of permit_fortran_options.
5268
5269 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
5270
5271 * config/s390/s390.c (print_operand): Support 'S' format flag.
5272 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
5273 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
5274 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
5275 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
5276 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
5277 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
5278 ("*movstricthi"): Likewise.
5279 ("*load_multiple_di", "*load_multiple_si"): Likewise.
5280 ("*store_multiple_di", "*store_multiple_si"): Likewise.
5281 ("*sethiqisi", "*sethihisi"): Likewise.
5282 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
5283 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
5284 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
5285 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
5286 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
5287
5288 ("*tmhi_full"): Fix incorrect op_type attribute.
5289
5290 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
5291 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
5292 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
5293 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
5294
5295 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
5296
5297 PR middle-end/16266
5298 * function.c (temp_slots_at_level): Fix typo which creates too
5299 many temp stack slots levels.
5300
5301 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
5302
5303 * config/s390/s390.c (s390_trampoline_template): Generate shorter
5304 trampoline code.
5305 (s390_trampoline_instantiate): Adapt.
5306 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
5307
5308 2004-10-11 Roger Sayle <roger@eyesopen.com>
5309
5310 PR middle-end/17657
5311 * stmt.c (add_case_node): Add additional type argument. Declare
5312 as static to match prototype. Convert the upper and lower bounds
5313 to the specified index type. Optimize away case ranges/values
5314 that are outside the index type's bounds. Truncate case ranges
5315 that span the index type's bounds.
5316 (expand_case): Avoid unnessary computation and memory allocation
5317 when index type is error_mark_node. Pass index_type as required
5318 by change to add_case_node API. No need to convert case range
5319 bounds to index_type, this is now done by add_case_node.
5320
5321 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
5322
5323 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
5324 * config/s390/s390.c (s390_offset_p): New function.
5325 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
5326 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
5327 transform Q->Q alternatives to *clc pattern.
5328 ("*clc"): Move.
5329 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
5330 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
5331 to transform Q->Q alternatives to *mvc pattern.
5332 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
5333 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
5334 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
5335 transform Q->Q alternatives to *nc pattern.
5336 ("*nc"): New insn. New peephole to merge adjacent NCs.
5337 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
5338 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
5339 transform Q->Q alternatives to *oc pattern.
5340 ("*oc"): New insn. New peephole to merge adjacent OCs.
5341 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
5342 transform Q->Q alternatives to *xc pattern.
5343 ("*xc"): New insn. New peephole to merge adjacent XCs.
5344 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
5345
5346 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5347
5348 * gimplify.c (gimple_push_condition): Make sure that we don't
5349 have any saved condition cleanup if we were at the top level.
5350
5351 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
5352
5353 * config/frv/frv.md (*adddi3_internal): Change name to...
5354 (adddi3): ...replacing the exisiting define_expand. Combine
5355 alternatives. Fix the range of the constant constraints ('J' instead
5356 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
5357 to extract the lower and upper halves of the DImode operands.
5358 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
5359 (adddi3_lower): Fix the range of the constant constraints and
5360 remove the bogus operands[2] check.
5361 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
5362 operand 2. Use addxi to handle constant operands.
5363 (subdi3_lower, subdi3_upper): Don't handle constant operands.
5364
5365 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
5366
5367 * gengtype-lex.l: Add commented } & ) characters to unconfuse
5368 editor's paren matching. Allow #define inside a struct.
5369
5370 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
5371
5372 PR middle-end/17703
5373 part of PR c++/17657
5374 * fold-const.c (fold_build_cleanup_point_expr): New function.
5375 * tree.h (fold_build_cleanup_point_expr): Prototype.
5376
5377 2004-10-10 Eric Christopher <echristo@redhat.com>
5378
5379 * dwarf2out.c: Move attribute to subprogram declaration
5380 instead of subroutine type.
5381
5382 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
5383
5384 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
5385 hoist_insn_after, and hoist_insn_to_edge.
5386 * rtl.h: Remove the prototypes for reg_referenced_between_p,
5387 no_jumps_between_p, and insn_dependent_p.
5388 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
5389 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
5390 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
5391 hoist_insn_to_edge): Remove.
5392
5393 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
5394
5395 PR c/17881
5396 * c-decl.c (grokparms): Don't warn for parameters of incomplete
5397 type in declarations that are not definitions except for the case
5398 of parameters of void type.
5399
5400 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
5401
5402 * tree-cfg.c: Fix comment typos.
5403
5404 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
5405
5406 PR c/17301
5407 * builtins.c (expand_builtin_va_start): Check for too few
5408 arguments to va_start.
5409
5410 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
5411
5412 PR c/17189
5413 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
5414 fields a pedwarn. Pedwarn here for unnamed structs/unions if
5415 pedantic.
5416 * c-parse.in (component_decl): Don't pedwarn here for unnamed
5417 fields.
5418
5419 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5420
5421 PR tree-optimization/17906
5422 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
5423 copy non-gimple reg arguments.
5424
5425 2004-10-09 Roger Sayle <roger@eyesopen.com>
5426
5427 PR rtl-optimization/17853
5428 * simplify-rtx.c (simplify_relational_operation): Correct comment.
5429 Reorganize handling of comparison operations with floating point
5430 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
5431 Likewise, introduce support for comparison operations with vector
5432 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
5433
5434 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
5435 * doc/tm.texi: Likewise.
5436
5437 2004-10-09 Steven Bosscher <stevenb@suse.de>
5438
5439 * regs.h (struct reg_info_def): Remove the last_node_uid and
5440 changes_mode fields.
5441 (REGNO_LAST_NOTE_UID): Don't define.
5442 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
5443 * regmove.c (copy_src_to_dest): Likewise.
5444
5445 2004-10-09 Roger Sayle <roger@eyesopen.com>
5446
5447 PR middle-end/17894
5448 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
5449 relational comparison operator op needs to be swapped/reversed when
5450 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
5451
5452 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5453
5454 PR tree-opt/17902
5455 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
5456 instead of bsi_start.
5457 (value_replacement): Likewise.
5458 (abs_replacement): Likewise
5459
5460 2004-10-09 Steven Bosscher <stevenb@suse.de>
5461
5462 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
5463 (expand_gimple_cond_expr, expand_gimple_tailcall,
5464 expand_gimple_basic_block): Use it to dump RTL for each stmt.
5465 (tree_expand_cfg): Announce full RTL function dump.
5466 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
5467 not the graph version.
5468 * tree-pretty-print.c (dump_generic_node): Allow empty statements
5469 in the arms of a COND_EXPR for lowered nodes.
5470
5471 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
5472
5473 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
5474 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
5475 strtoufix16, strtoufix32, strtoufix64): Declare.
5476
5477 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5478
5479 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
5480 for an out-of-range floating point constant.
5481 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
5482 warning if the target format does not support infinities.
5483
5484 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5485
5486 * emit-rtl.c (last_label_num, base_label_num): Remove.
5487 (max_label_num): Always return label_num.
5488 (set_new_last_label_num, restore_emit_status): Remove.
5489 (init_emit): Don't initialize last_label_num.
5490 * function.c (pop_function_context_from): Don't call
5491 restore_emit_status.
5492 * function.h: Remove the prototype for restore_emit_status.
5493 * rtl.h: Remove the prototype for set_new_last_label_num.
5494
5495 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5496
5497 * stmt.c (expand_decl_init): Remove.
5498 * tree.h: Remove the corresponding prototype.
5499
5500 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5501
5502 * integrate.c (try_constants, subst_constants, mark_stores):
5503 Remove.
5504 * integrate.h: Remove the prototype for try_constants.
5505
5506 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5507
5508 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
5509 (convert_for_assignment): Handle ic_argpass_nonproto. Add
5510 comments about its relevance to errors.
5511 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
5512
5513 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5514
5515 PR c/16999
5516 * c-ppoutput.c (cb_ident): Don't quote string as it is already
5517 quoted.
5518
5519 2004-10-08 Diego Novillo <dnovillo@redhat.com>
5520
5521 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
5522 reference_node_pool.
5523
5524 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5525
5526 * tree-cfg.c: Fix a comment typo.
5527
5528 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
5529
5530 * config/s390/s390.c (s390_register_info): Don't save fprs for
5531 -msoft-float.
5532 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
5533
5534 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
5535
5536 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
5537 (TARGET_DEFAULT): Use symbolic values.
5538 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
5539 (TARGET_DEFAULT): Use symbolic values.
5540 * config/s390/s390.c (s390_backchain_string): Initialize to
5541 TARGET_DEFAULT_BACKCHAIN.
5542
5543 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5544
5545 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
5546 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
5547 code.
5548 (expand_builtin_strcat): Accept a type parameter.
5549 (fold_builtin_mempcpy): Accept a type and endp parameter.
5550
5551 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
5552 Accept an `exp' instead of an `arglist'.
5553
5554 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
5555
5556 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
5557 reverting my 2004-09-07 patch to use build_int_cst.
5558
5559 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5560
5561 PR target/17245
5562 * config/sparc/sparc.c (input_operand): Remove redundant code
5563 for handling LO_SUM.
5564 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
5565 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
5566 Otherwise only accept it for TFmode if quad move insns are available.
5567
5568 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5569
5570 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
5571 common cases will be caught earlier than others.
5572
5573 2004-10-08 Michael Matz <matz@suse.de>
5574
5575 * loop-doloop.c (doloop_optimize): Extend count.
5576
5577 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
5578
5579 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
5580 (prefetch): Convert to expander.
5581
5582 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
5583
5584 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
5585 first argument of CALL.
5586 (tls_local_dynamic): Likewise.
5587
5588 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5589
5590 * c-typeck.c (enum impl_conv): New.
5591 (convert_for_assignment): Use it. Take tree for function called
5592 instead of its name. Handle ObjC selectors for diagnostics at
5593 start of function. Select diagnostic text within the function
5594 using full sentences for diagnsotics. Use %qE to name functions
5595 in diagnostics.
5596 (convert_arguments, build_modify_expr,
5597 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
5598 callers to convert_for_assignment.
5599 (warn_for_assignment): Remove.
5600
5601 2004-10-08 Nick Clifton <nickc@redhat.com>
5602
5603 * config/sh/symbian.c (symbian_possibly_export_base_class):
5604 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
5605 TYPE_CONTAINS_VPTR_P.
5606
5607 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5608
5609 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
5610 fixed registers form all_used_regs. Update call_really_used_regs.
5611 (CALL_REALLY_USED_REGISTERS): Define.
5612 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
5613 with call_really_used_regs.
5614
5615 2004-10-08 Alan Modra <amodra@bigpond.net.au>
5616
5617 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
5618 for -profile as well as -p and -pg.
5619
5620 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
5621
5622 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
5623
5624 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5625
5626 * tree-cfg.c (tree_block_forwards_to): Remove.
5627 * tree-flow.h: Remove the corresponding prototype.
5628
5629 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5630
5631 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
5632 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
5633
5634 2004-10-07 Geoffrey Keating <geoffk@apple.com>
5635
5636 Radar 3813796
5637 * config/rs6000/rs6000.c (rs6000_generate_compare): When
5638 flag_trapping_math is in effect, don't generate subtract
5639 instructions.
5640
5641 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
5642
5643 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
5644 * config/s390/s390.c (s390_narrow_logical_operator): New function.
5645 (s390_extra_constraint_str): Add 'A' constraints.
5646 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
5647 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
5648 (CONSTRAINT_LEN): Likewise.
5649 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
5650 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
5651 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
5652 ("*iordi3"): Add OI alternative and splitter.
5653 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
5654 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
5655 ("*xordi3"): Add XI alternative and splitter.
5656 ("*xorsi3", "*xorhi3"): Likewise.
5657
5658 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5659
5660 * config/mips/mips.c (mips_function_rodata_section): New function.
5661 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
5662
5663 2004-10-07 Devang Patel <dpatel@apple.com>
5664
5665 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
5666 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
5667 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
5668 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
5669 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
5670 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
5671 UNSPEC_VCONDU_V16QI): New constant defines.
5672 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
5673 vconduv16qi): New patterns.
5674 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
5675 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
5676 (get_vec_cmp_insn): Same.
5677 (get_vsel_insn): Same.
5678 (rs6000_emit_vector_compare): Same.
5679 (rs6000_emit_vector_select): Same.
5680 (INSN_NOT_AVAILABLE): New.
5681
5682 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5683
5684 PR tree-optimization/17749
5685 * tree-tailcall.c (find_tail_calls): Check that parameter is
5686 a gimple_reg.
5687
5688 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5689
5690 * config/ia64/ia64.c: Fix a comment typo.
5691
5692 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5693
5694 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
5695
5696 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5697
5698 PR c++/17115
5699 * tree-inline.c (expand_call_inline): Do not warn for functions
5700 marked with attribute noinline.
5701
5702 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5703
5704 PR target/17862
5705 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
5706 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
5707
5708 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
5709 of 0 as 4th argument to pass_by_reference.
5710 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
5711
5712 2004-10-06 Eric Christopher <echristo@redhat.com>
5713
5714 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
5715 attribute.
5716
5717 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5718
5719 PR target/17770
5720 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
5721
5722 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5723
5724 PR rtl-optimization/17791
5725 * loop-doloop.c (doloop_modify): Take number of iterations as
5726 argument.
5727 (doloop_optimize): Extend or shorten the number of iterations
5728 when changing mode of counter register.
5729 * loop-iv.c (lowpart_subreg): Export.
5730 * rtl.h (lowpart_subreg): Declare.
5731
5732 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5733
5734 PR tree-optimization/17806
5735 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
5736 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
5737 flags moved to split_edge.
5738
5739 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5740
5741 PR middle-end/17835
5742 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
5743 before tentatively building the conditional move sequence.
5744
5745 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5746
5747 PR target/16815
5748 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
5749 check.
5750 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
5751 function_arg_padding.
5752
5753 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5754
5755 PR bootstrap/17857
5756 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
5757
5758 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5759
5760 * hooks.c (hook_int_void_1, hook_void_int): Remove.
5761 * hooks.h: Remove the corresponding prototypes.
5762
5763 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5764
5765 PR middle-end/17849
5766 * tree-nested.c (walk_stmt_info): Add changed field.
5767 (convert_nonlocal_reference): Set changed to when we
5768 change a decl to unnested decl.
5769 <case ADDR_EXPR>: Instead of checking if the immediate part
5770 of the ADDR_EXPR changed, check the field changed.
5771 Use recompute_tree_invarant_for_addr_expr instead of unsetting
5772 TREE_INVARIANT.
5773 (convert_local_reference): Set changed to when we
5774 change a decl to unnested decl.
5775 <case ADDR_EXPR>: Instead of checking if the immediate part
5776 of the ADDR_EXPR changed, check the field changed.
5777 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
5778
5779 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
5780
5781 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
5782 * dwarf2out.c (dwarf2out_init): Remove references to
5783 DWARF2_GENERATE_TEXT_SECTION_LABEL.
5784 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
5785 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
5786
5787 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
5788
5789 * c-typeck.c (convert_arguments): Take expression for called
5790 function rather than its name. Handle ObjC selectors directly
5791 rather than relying on warn_for_assignment to do so. Call warning
5792 directly rather than warn_for_assignment. Use %qE in diagnostics.
5793 Say "argument" rather than "arg" in diagnostics.
5794 (build_function_call): Update call to convert_arguments.
5795
5796 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5797
5798 PR debug/17787
5799 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
5800 ENUMs specially instead of just saying we do.
5801
5802 2004-10-06 Eric Christopher <echristo@redhat.com>
5803
5804 * dwarf2.h: Sync with include/elf/dwarf2.h
5805
5806 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
5807
5808 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
5809 and TREE_VEC nodes.
5810
5811 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
5812
5813 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
5814 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
5815
5816 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
5817
5818 * lambda-code.c (compute_nest_using_fourier_motzkin): New
5819 function.
5820 (lambda_compute_auxillary_space): Split from here.
5821
5822 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
5823
5824 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
5825 * tree-flow.h: Add prototype.
5826 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
5827 expr_invariant_in_loop.
5828
5829 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
5830
5831 * tree-cfg.c (thread_jumps): Remove a duplicate check for
5832 EXIT_BLOCK_PTR.
5833
5834 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
5835
5836 * config/s390/s390-protos.h (s_imm_operand): Remove.
5837 (s390_pool_operand): Add prototype.
5838 * config/s390/s390.c (general_s_operand): Remove.
5839 (s_imm_operand): Remove.
5840 (s_operand): Merge contents of general_s_operand.
5841 (s390_pool_operand): New function.
5842 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
5843 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
5844 ("*cmpdi_ccu"): Merge Q->Q alternative.
5845 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
5846 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
5847 ("*cli"): Remove.
5848 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
5849 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
5850 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
5851
5852 2004-10-06 Steve Ellcey <sje@cup.hp.com>
5853
5854 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
5855 call ia64_function_arg_boundary.
5856 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
5857 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
5858 (ia64_function_arg_advance): Do not put 128 bit floats into
5859 FP registers.
5860
5861 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5862
5863 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
5864 Accept an expression instead of an arglist.
5865 (expand_builtin_stpcpy): Accept an expression instead of an
5866 arglist.
5867
5868 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5869
5870 PR target/16007
5871 * doc/install.texi (*-*-solaris2*): Mention potential problem
5872 with Sun assembler + GNU linker and C++ programs.
5873 Document status of binutils 2.15 release.
5874
5875 2004-10-06 Jan Hubicka <jh@suse.cz>
5876
5877 * cse.c (cse_main): Kill push/pop context.
5878
5879 2004-10-05 Zack Weinberg <zack@codesourcery.com>
5880
5881 * pretty-print.c: Include tree.h.
5882 (pp_base_prepare_to_format): New function, logic from
5883 text_specifies_location.
5884 (pp_base_format_text): Use gcc_assert.
5885 * pretty-print.h (pp_prepare_to_format): New macro.
5886 (pp_base_prepare_to_format): Prototype.
5887 * diagnostic.c (text_specifies_location): Delete.
5888 (bug_report_request): Delete.
5889 (diagnostic_set_info): Don't call text_specifies_location.
5890 (diagnostic_action_after_output): Put text from
5891 bug_report_request inline here. Use gcc_unreachable.
5892 (diagnostic_report_current_function): Fix comment.
5893 (diagnostic_report_diagnostic): Clarify logic for error recursion.
5894 Call pp_prepare_to_format before diagnostic_starter.
5895 (trim_filename): Use IS_DIR_SEPARATOR.
5896 (fatal_error, internal_error): Use gcc_unreachable.
5897 (error_recursion): Call diagnostic_action_after_output to
5898 issue the bug_report_request message and exit.
5899 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
5900
5901 * c-parse.in: Add list of diagnostic messages to insulate
5902 translation template from version of yacc/bison used to
5903 compile the grammar.
5904
5905 2004-10-06 Alan Modra <amodra@bigpond.net.au>
5906
5907 PR 16406
5908 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
5909
5910 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5911
5912 * basic-block.h: Remove the prototype for
5913 flow_preorder_transversal_compute.
5914 * cfganal.c (dfst_node): Remove.
5915 (flow_preorder_transversal_compute): Likewise.
5916 * rtl.h: Remove the prototype for get_jump_table_offset.
5917 * rtlanal.c (get_jump_table_offset): Remove.
5918
5919 2004-10-05 Richard Henderson <rth@redhat.com>
5920
5921 PR 17756
5922 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
5923
5924 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
5925
5926 PR bootstrap/17817
5927 * Makefile.in: Stage the build directory too.
5928
5929 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
5930
5931 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
5932
5933 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
5934 (frv_emit_move): Same.
5935
5936 * config/frv/frv.c (frv_emit_move): New.
5937 (frv_legitimize_address): New.
5938
5939 * config/frv/frv.md ("movsi"): Call frv_emit_move.
5940 ("movqi"): Same.
5941 ("movhi"): Same.
5942 ("movdi"): Same.
5943 ("movsf"): Same.
5944 ("movdf"): Same.
5945
5946 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
5947
5948 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
5949 system headers.
5950
5951 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
5952
5953 * c-decl.c (pushdecl): When an extern declaration at block scope
5954 refers to a visible entity with internal linkage, use the old DECL
5955 rather than the new one.
5956
5957 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5958
5959 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
5960 comments.
5961
5962 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5963
5964 * tree-cfg.c (thread_jumps): Remove a duplicate check for
5965 an infinite loop.
5966
5967 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5968
5969 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
5970 of FOR_BB_BETWEEN. Remove a useless check for unreachable
5971 blocks.
5972
5973 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5974
5975 * tree-cfg.c (cleanup_tree_cfg): Don't call
5976 delete_unreachable_blosk() after thread_jumps().
5977 (thread_jumps): Always remove basic blocks as they become
5978 unreachable.
5979
5980 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5981
5982 * tree-cfg.c (cleanup_tree_cfg): Remove variable
5983 something_changed. Simplify the while loop.
5984
5985 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5986
5987 * builtins.c (expand_builtin_memmove): Delete duplicate code
5988 and accept a tree type for the result.
5989 (expand_builtin_bcopy): Accept a tree type for the result.
5990 (fold_builtin_memmove): Accept an arglist and tree type for
5991 the result.
5992
5993 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
5994
5995 * config/s390/s390.c (s390_dump_pool): Remove return value.
5996 Use gen_pool_align, gen_pool_section_start/end instead of
5997 gen_pool_start/end_31/64.
5998 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
5999 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
6000 ("pool_start_31", "pool_end_31"): Remove.
6001 ("pool_start_64", "pool_end_64"): Likewise.
6002 ("pool_align", "pool_section_start", "pool_section_end": New insns.
6003
6004 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
6005 (TARGET_CANNOT_COPY_INSN_P): Define.
6006 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
6007 (struct constant_pool): New member 'execute'.
6008 (s390_add_execute, s390_find_execute): New functions.
6009 (s390_execute_label, s390_execute_target): Likewise.
6010 (s390_dump_pool): Output in-pool execute target templates.
6011 (s390_dump_execute): New function.
6012 (s390_alloc_pool, s390_free_pool): Handle execute templates.
6013 (s390_mainpool_start, s390_mainpool_finish): Likewise.
6014 (s390_chunkify_start, s390_chunkify_finish): Likewise.
6015 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
6016 ("*execute"): New insn pattern.
6017 ("movmem_short", "*movmem_short"): Use splitters to generate
6018 explicit execute pattern, remove embedded execute.
6019 ("clrmem_short", "*clrmem_short"): Likewise.
6020 ("cmpmem_short", "*cmpmem_short"): Likewise.
6021
6022 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
6023
6024 * tree-ssa.c (verify_ssa): Verify phi arguments only
6025 contain renamed names.
6026
6027 2004-10-05 Alan Modra <amodra@bigpond.net.au>
6028
6029 * config/rs6000/linux.h: Formatting, whitespace.
6030 * config/rs6000/linux64.h: Likewise.
6031 * config/rs6000/rs6000-protos.h: Likewise.
6032 * config/rs6000/rs6000.c: Likewise.
6033 (easy_vector_splat_const): Add fall thru comments.
6034 (output_vec_const_move): Likewise.
6035
6036 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
6037
6038 * Makefile.in: Update -Wno-error exceptions for move to build dir.
6039
6040 2004-10-05 Chao-Ying Fu <fu@mips.com>
6041 Richard Sandiford <rsandifo@redhat.com>
6042
6043 * doc/invoke.texi (-mpaired-single): Link to the new description of the
6044 built-in functions. Document dependencies.
6045 (-mips3d): Add link here too.
6046 * doc/extend.texi (MIPS Paired-Single Support): New section.
6047
6048 2004-10-04 Chao-ying Fu <fu@mips.com>
6049
6050 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
6051
6052 2004-10-04 Diego Novillo <dnovillo@redhat.com>
6053
6054 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
6055 Initialize OPT_STATS to 0.
6056
6057 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
6058
6059 * tree-data-ref.c: Fix comment typos.
6060
6061 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
6062
6063 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
6064 the predicate cannot be computed, don't initialize the result to
6065 false.
6066
6067 2004-10-01 Eric Christopher <echristo@redhat.com>
6068
6069 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
6070 locally defined enum.
6071 * dwarf2out.c (add_calling_convention_attribute): Don't
6072 emit DW_CC_normal.
6073
6074 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
6075
6076 PR c/17178, PR c/17820
6077 * c-decl.c (pop_scope): Do not warn about unused static
6078 variables as they warned in the middle-end.
6079
6080 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6081
6082 * builtins.c (expand_builtin_memcpy): Delete duplicate code
6083 and make the first parameter the expression not the arglist.
6084
6085 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
6086
6087 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
6088 as valid modes to expand address expressions.
6089
6090 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
6091
6092 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
6093 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
6094 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
6095 code formatting conventions.
6096
6097 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
6098
6099 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
6100
6101 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
6102
6103 PR tree-optimization/16632
6104 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
6105 fold (A & C) == D into 0, fold ~C. Similarly, for the case
6106 where | is used instead of &.
6107
6108 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
6109
6110 * ginclude/stddef.h: Fix a comment typo.
6111
6112 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6113
6114 PR target/17443
6115 * config.gcc (i?86-*-solaris2*): Restore correct logic
6116 for --enable-threads option.
6117 (sparc64-*-solaris2*): Likewise.
6118 (sparc-*-solaris2*): Likewise.
6119
6120 2004-10-03 Alan Modra <amodra@bigpond.net.au>
6121
6122 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
6123 (OS_MISSING_POWERPC64): Move, and comment.
6124 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
6125 (OS_MISSING_POWERPC64): Move, and comment.
6126
6127 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
6128
6129 * arm.c (output_call_mem): Add missing \t.
6130
6131 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6132
6133 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
6134 expand_builtin_strncmp): Delete duplicate code.
6135
6136 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
6137
6138 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
6139 take check-base and -limit arguments.
6140 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
6141 check ranges for ARRAY_REF and COMPONENT_REF.
6142 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
6143 instrumentation.
6144
6145 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
6146
6147 * c-objc-common.c (c_tree_printer): Correct description of %E.
6148 Don't fall through after printing an expression.
6149
6150 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
6151
6152 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
6153
6154 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
6155
6156 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
6157 delete_unrechable_blocks() only when necessary.
6158
6159 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
6160
6161 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
6162 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
6163 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
6164 __gthread_recursive_mutex_unlock): New functions.
6165
6166 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
6167
6168 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
6169 * config/s390/tpf-eh.c: Remove file.
6170 * config/s390/tpf-unwind.h: New file.
6171 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
6172 (MD_UNWIND_SUPPORT): Define.
6173
6174 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
6175
6176 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
6177
6178 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
6179
6180 * config/s390/s390-protos.h (s390_comparison): Add prototype.
6181 * config/s390/s390.c (s390_comparison): New function.
6182 (s390_branch_condition_mask): Return -1 for invalid comparisons.
6183 (s390_branch_condition_mnemonic): Assert valid comparison.
6184 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
6185 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
6186 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
6187 s390_comparison instead of comparison_operator.
6188
6189 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
6190 ("cmpmemdi"): Remove.
6191 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
6192 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
6193 ("cmpint_si"): Rename to ...
6194 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
6195 ("cmpint_di", "*cmpint_di"): Likewise.
6196 * config/s390/s390.c (s390_canonicalize_comparison): Remove
6197 redundant UNSPEC_CMPINT conversions.
6198 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
6199
6200 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
6201
6202 * collect2.c (COLLECT_PARSE_FLAG): Remove.
6203 (main): Remove a reference to COLLECT_PARSE_FLAG
6204 * system.h: Poison COLLECT_PARSE_FLAG.
6205 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
6206
6207 2004-10-01 Paul Brook <paul@codesourcery.com>
6208
6209 * config/arm/crti.asm: Give _init and _fini function type.
6210
6211 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
6212
6213 * common.opt (ftree-loop-ivcanon): Enable by default.
6214 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6215 Enable complete loop unrolling.
6216 (canonicalize_induction_variables, tree_unroll_loops_completely):
6217 Reset scev info.
6218
6219 2004-10-01 Paul Brook <paul@codesourcery.com>
6220
6221 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
6222 not register number.
6223 (thumb_find_work_register): Search full register range.
6224
6225 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
6226
6227 PR tree-opt/17343
6228 * tree-cfg.c (group_case_labels): Get the label and not
6229 the case expr for the default case.
6230 When the label we looking at is the default, decrement the
6231 new_size.
6232
6233 2004-10-01 Jan Hubicka <jh@suse.cz>
6234
6235 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
6236 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6237 * toplev.h (tree_rest_of_compilation): Update prototype.
6238 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
6239
6240 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
6241
6242 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
6243 cleanup_control_flow() out of the while loop.
6244
6245 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
6246
6247 * tree-vectorizer.c (vectorizable_operation): Fail unless
6248 the mode for the vector type is indeed a vector mode.
6249
6250 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
6251
6252 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
6253 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
6254 of convert.
6255 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6256 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
6257 follow_ssa_edge_in_rhs): Ditto.
6258 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
6259 (dump_iv): Dump base_object.
6260 (dump_use, dump_cand): Use dump_iv.
6261 (determine_base_object): New function.
6262 (alloc_iv): Initialize base_object field.
6263 (record_use): Clear the ssa_name field of iv.
6264 (get_computation_cost_at): Do not use difference of addresses of
6265 two different objects.
6266 (may_eliminate_iv): Do not require the loop to have just single exit.
6267 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
6268 (nonzero_p): New function.
6269 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
6270 tree_simplify_using_condition, simplify_using_initial_conditions,
6271 loop_niter_by_eval, find_loop_niter_by_eval,
6272 estimate_numbers_of_iterations_loop, compare_trees,
6273 upper_bound_in_type, lower_bound_in_type,
6274 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
6275 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
6276 instead of integer_(non)zerop.
6277
6278 2004-10-01 Jakub Jelinek <jakub@redhat.com>
6279
6280 Revert
6281 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6282
6283 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
6284 and TI_VA_LIST_FPR_COUNTER_FIELD.
6285 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
6286 * tree-pass.h (pass_stdarg): Add.
6287 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
6288 * tree-stdarg.c: New file.
6289 * Makefile.in (OBJS-common): Add tree-stdarg.o.
6290 (tree-stdarg.o): Add dependencies.
6291 * function.h (struct function): Add va_list_gpr_size and
6292 va_list_fpr_size fields.
6293 * function.c (allocate_struct_function): Initialize them.
6294
6295 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
6296 va_list_{g,f}pr_counter_field.
6297 (ix86_setup_incoming_varargs): Don't do anything if reg_save
6298 area will not be used. Only save registers that tree-stdarg.c
6299 detected they need saving.
6300 (ix86_va_start): Don't set up fields that won't be used.
6301
6302 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
6303 va_list_{g,f}pr_counter_field.
6304 (setup_incoming_varargs): Don't do anything if reg_save
6305 area will not be used. Only save registers that tree-stdarg.c
6306 detected they need saving.
6307 (rs6000_va_start): Don't set up fields that won't be used.
6308
6309 2004-09-30 Eric Christopher <echristo@redhat.com>
6310
6311 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
6312 sh abi.
6313 * dwarf2out.c (add_calling_convention_attribute): New function.
6314 (gen_subroutine_type_die): Use.
6315 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
6316 * target.h (gcc_target): Add dwarf_calling_convention.
6317 * hooks.c (hook_int_tree_0): New function.
6318 * hooks.h: Prototype.
6319 * config/sh/sh.c: Include dwarf2.h.
6320 (sh_dwarf_calling_convention): New function.
6321 (TARGET_DWARF_CALLING_CONVENTION): Use.
6322 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
6323
6324 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6325
6326 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
6327 expand_builtin_strrchr, expand_builtin_strpbrk,
6328 expand_builtin_strncat, expand_builtin_strspn,
6329 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
6330 code.
6331
6332 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
6333
6334 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
6335 prototype.
6336 (s390_logical_operator_ok_p): Likewise.
6337 * config/s390/s390.c (s390_expand_logical_operator): New function.
6338 (s390_logical_operator_ok_p): Likewise.
6339 * config/s390/s390.md ("anddi3"): New expander.
6340 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
6341 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
6342 ("andsi3"): Use s390_expand_logical_operator.
6343 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
6344 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
6345 ("andhi3"): New expander.
6346 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
6347 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
6348 ("andqi3"): New expander.
6349 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
6350 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
6351 ("iordi3"): New expander.
6352 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
6353 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
6354 ("iorsi3"): Use s390_expand_logical_operator.
6355 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
6356 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
6357 ("iorhi3"): New expiorer.
6358 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
6359 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
6360 ("iorqi3"): New expiorer.
6361 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
6362 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
6363 ("xordi3"): New expander.
6364 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
6365 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
6366 ("xorsi3"): New expander.
6367 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
6368 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
6369 ("xorhi3"): New expander.
6370 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
6371 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
6372 ("xorqi3"): New expander.
6373 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
6374 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
6375
6376 2004-09-30 Roger Sayle <roger@eyesopen.com>
6377
6378 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
6379 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
6380 machine mode as the result.
6381
6382 2004-09-30 Ben Elliston <bje@au.ibm.com>
6383
6384 PR bootstrap/17761
6385 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
6386 FOR_EACH_EDGE macros.
6387
6388 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
6389
6390 * c-tree.h (readonly_error): Remove.
6391 * c-typeck (enum lvalue_use): New.
6392 (lvalue_or_else, readonly_error): Use it. All callers changed.
6393 (readonly_error): Make static.
6394
6395 2004-09-30 Jan Hubicka <jh@suse.cz>
6396
6397 PR debug/13974
6398 * cfgrtl.c (try_redirect_by_replacing_jump,
6399 force_nonfallthru_and_redirect, commit_one_edge_insertion,
6400 cfg_layout_merge_blocks): Do not attach any line number information
6401 to newly inserted instructions.
6402 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
6403 emit_insn_*_noloc.
6404 (emit_*insn_before, emit_insn*_after): New.
6405 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
6406 existing locators.
6407 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
6408 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
6409
6410 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
6411
6412 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
6413 (s390_return_address_offset): Remove.
6414 (s390_can_eliminate): Add prototype.
6415 (s390_initial_elimination_offset): Add prototype.
6416 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
6417 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
6418 * config/s390/s390.c (s390_arg_frame_offset): Remove.
6419 (s390_return_address_offset): Remove.
6420 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
6421 (struct machine_function): New member split_branches_pending_p.
6422 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
6423 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
6424 (s390_optimize_prologue): Remove base_used argument. Call
6425 s390_update_frame_layout instead of s390_register_info. Handle
6426 prologue/epilogue insns that touch only RETURN_REGNUM.
6427 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
6428 (s390_register_info): Remove base_used and return_addr_used
6429 arguments, compute special register usage inline. Return live
6430 register data to caller.
6431 (s390_frame_info): Remove arguments, do not call s390_register_info.
6432 (s390_init_frame_layout): New function.
6433 (s390_update_frame_layout): Likewise.
6434 (s390_emit_prologue): Call s390_update_frame_layout; some code
6435 move to there. Do not emit pool placeholder insn if unnecessary.
6436
6437 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
6438
6439 * config/s390/s390.c (legitimate_reload_constant_p): Remove
6440 floating point constant workaround.
6441 (s390_secondary_input_reload_class): Handle PLUS reloads
6442 with too-large constant.
6443 (s390_expand_plus_operand): Likewise.
6444 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
6445 ("movsi"): Likewise. Also, remove workaround for non-general
6446 operands.
6447 ("movdf"): Do not call force_const_mem.
6448 ("movsf"): Likewise. Merge expander with *movsf insn.
6449 ("*movsf"): Remove, merge with movsf expander.
6450
6451 2004-09-30 Paul Brook <paul@codesourcery.com>
6452
6453 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
6454 (ENDFILE_SPEC): Define.
6455 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
6456
6457 2004-09-30 Richard Henderson <rth@redhat.com>
6458
6459 * config/alpha/qrnnd.asm: Mark for noexecstack.
6460
6461 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
6462
6463 * protoize.c, tree-cfg.c: Fix comment typos.
6464
6465 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
6466
6467 PR c/17730
6468 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
6469
6470 2004-09-30 Diego Novillo <dnovillo@redhat.com>
6471
6472 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
6473 expressions...
6474 (add_pointed_to_expr): ... here.
6475 Call add_pointed_to_expr for variables with DECL_INITIAL set.
6476 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
6477 pointer variable, if set.
6478
6479 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
6480
6481 * config/sh/sh.c: Follow spelling conventions.
6482
6483 2004-09-29 Richard Henderson <rth@redhat.com>
6484
6485 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
6486 * doc/tm.texi (DWARF_ZERO_REG): New.
6487
6488 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
6489 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
6490 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
6491
6492 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
6493
6494 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
6495 with a PLUS as source operand.
6496 (expand_movstr): Likewise.
6497 (expand_builtin_stpcpy): Likewise.
6498
6499 2004-09-29 Richard Henderson <rth@redhat.com>
6500
6501 PR 17739
6502 * tree-gimple.c (is_gimple_reg): Reject hard registers.
6503 (is_gimple_asm_val): New.
6504 * tree-gimple.h (is_gimple_asm_val): Declare.
6505 * gimplify.c (gimplify_asm_expr): Use it.
6506 * tree-pretty-print.c (print_declaration): Dump hard regs.
6507 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
6508 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6509 * tree-ssa-pre.c (is_undefined_value): Likewise.
6510 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6511 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
6512 * tree-ssa.c (warn_uninit): Likewise.
6513 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
6514
6515 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
6516
6517 * c-decl.c (merge_decls): Use comptype when comparing
6518 types to decide on DECL_SIZE save of olddecl.
6519
6520 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
6521
6522 * tree.h (INDIRECT_REF_P): New macro.
6523 * alias.c (get_alias_set): Use it
6524 (nonoverlapping_memrefs_p): Ditto.
6525 * emit-rtl.c (mem_expr_equal_p): Ditto.
6526 (set_mem_attributes_minus_bitpos): Ditto.
6527 (is_gimple_addressable): Ditto.
6528 (get_base_address): Ditto.
6529 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
6530 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
6531 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
6532 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
6533 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
6534 (add_address_candidates): Ditto.
6535 (rewrite_address_base): Ditto.
6536
6537 2004-09-30 Ben Elliston <bje@au.ibm.com>
6538
6539 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
6540 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
6541 (rewrite_ssa_into_ssa): Likewise.
6542 * tree-phinodes.c (create_phi_node): Access the number of
6543 predecessor edges using EDGE_COUNT() and not num_preds.
6544
6545 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
6546
6547 PR c/7425
6548 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
6549
6550 2004-09-29 Eric Christopher <echristo@redhat.com>
6551
6552 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
6553
6554 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
6555
6556 * config/cris/cris.md (moverside, movemside): With MEM, make sure
6557 the address is (plus reg mem).
6558
6559 2004-09-29 David Edelsohn <edelsohn@gnu.org>
6560
6561 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
6562
6563 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
6564
6565 * tree.c (make_node_stat): Fix uninitialized warning. Replace
6566 cascaded if ... else if with a switch.
6567
6568 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6569
6570 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
6571
6572 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6573
6574 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
6575 and TI_VA_LIST_FPR_COUNTER_FIELD.
6576 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
6577 * tree-pass.h (pass_stdarg): Add.
6578 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
6579 * tree-stdarg.c: New file.
6580 * Makefile.in (OBJS-common): Add tree-stdarg.o.
6581 (tree-stdarg.o): Add dependencies.
6582 * function.h (struct function): Add va_list_gpr_size and
6583 va_list_fpr_size fields.
6584 * function.c (allocate_struct_function): Initialize them.
6585
6586 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
6587 va_list_{g,f}pr_counter_field.
6588 (ix86_setup_incoming_varargs): Don't do anything if reg_save
6589 area will not be used. Only save registers that tree-stdarg.c
6590 detected they need saving.
6591 (ix86_va_start): Don't set up fields that won't be used.
6592
6593 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
6594 va_list_{g,f}pr_counter_field.
6595 (setup_incoming_varargs): Don't do anything if reg_save
6596 area will not be used. Only save registers that tree-stdarg.c
6597 detected they need saving.
6598 (rs6000_va_start): Don't set up fields that won't be used.
6599
6600 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6601
6602 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
6603 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
6604 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
6605 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
6606 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
6607 ATTR_NONNULL_1_4): New.
6608
6609 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6610
6611 PR tree-optimization/17697
6612 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
6613 cfg if needed.
6614
6615 2004-09-28 Per Bothner <per@bothner.com>
6616
6617 * profile.c (branch_prob): Pass correct value to output_location,
6618 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
6619
6620 2004-09-28 Richard Henderson <rth@redhat.com>
6621
6622 PR 15089
6623 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
6624 * tree-flow.h (may_propagate_copy_into_asm): Declare.
6625 * tree-ssa-ccp.c (replace_uses_in): Use it.
6626 * tree-ssa-dom.c (cprop_operand): Likewise.
6627
6628 2004-09-28 Jeff Law <law@redhat.com>
6629
6630 * tree-ssa-threadupdate.c (create_block_for_threading): Request
6631 that no outgoing edges be left in the duplicate block. Do no
6632 update information on outgoing edges or PHI nodes in target
6633 blocks here.
6634 (remove_ctrl_stmt_and_useless_edges): Renamed from
6635 remove_last_stmt_and_useless_edges. Handle case where the
6636 block is empty or has no control statements. Do not update edge
6637 flags here.
6638 (thread_block): Create a template block rather than copying the
6639 original block every time. Create outgoing edges from the
6640 duplicate blocks and update PHIs at the target of the outgoing
6641 edges here. Fix edge flags for the original block if necessary.
6642 * cfghooks (duplicate_block): No longer assert that the original
6643 block has incoming edges.
6644
6645 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
6646
6647 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
6648 Reg Vars to enforce register allocation with general constraints.
6649 (Explicit Reg Vars): Clarify relation to asm statements.
6650 (Local Reg Vars): Similar.
6651
6652 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6653
6654 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
6655 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
6656 build_control_flow, new_edge): Remove.
6657 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
6658 (bitlst, bitlst_table_last, bitlst_table): Remove.
6659 (bblst): Store basic_block pointer instead of block index.
6660 (bblst_table): Likewise.
6661 (edgelst): Store edge pointer instead of edge index.
6662 (edgelst_table, edgelst_last): New variables.
6663 (extract_bitlst): Rename to ...
6664 (extract_edgelst): ... this. Return edge pointers, not indices.
6665 (split_edges): Update call.
6666 (rgn_edges): Store edge pointers instead of indices.
6667 (edge_to_bit): Remove.
6668 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
6669 (SET_EDGE_TO_BIT): New macro.
6670 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
6671 (find_rgns): Remove edge_list parameter. Traverse standard CFG
6672 data structures instead of haifa_edge et al. Use edge pointers
6673 instead of edge indices everywhere.
6674 (compute_dom_prob_ps): Use standard CFG data structures. Account
6675 for exit edges.
6676 (compute_trg_info): Likewise.
6677 (propagate_deps): Likewise.
6678 (debug_candidate): Account for bblst data structure change.
6679 (check_live_1, update_live_1, is_pfree): Likewise.
6680 (IS_REACHABLE): Use standard CFG data structures.
6681 (init_ready_list): Update bblst_table/edgelst_table allocation.
6682 (schedule_region): Update alloc/cleanup code to data structure
6683 changes. Use edge->aux to store per-region edge index.
6684 (init_regions): No longer call build_control_flow. Do not
6685 create edge list any more.
6686
6687 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6688
6689 * cse.c (cse_insn): Avoid creating direct non-local jumps.
6690 * combine.c (can_combine_p): Likewise.
6691 * local-alloc. (update_equiv_regs): Likewise.
6692
6693 2004-09-28 Richard Henderson <rth@redhat.com>
6694
6695 PR 17531
6696 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
6697 Don't check VOIDmode here. Force PLUS operands to common type.
6698 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
6699 Pmode if given a non pointer type.
6700
6701 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6702
6703 PR 17531
6704 * optabs.c (expand_binop): Force constants to the correct mode.
6705
6706 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6707
6708 * config/s390/s390.c (s390_adjust_cost): Remove.
6709 (TARGET_SCHED_ADJUST_COST): Do not redefine.
6710 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
6711 * config/s390/s390.md ("main_pool"): Use "larl" type
6712 attribute if TARGET_CPU_ZARCH.
6713
6714 2004-09-28 Jakub Jelinek <jakub@redhat.com>
6715
6716 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
6717 variable.
6718
6719 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6720
6721 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
6722 name to the pass.
6723
6724 2004-09-28 Steven Bosscher <stevenb@suse.de>
6725
6726 * common.opt (flag_gcse_sm): Disable by default.
6727 (flag_gcse_las): Likewise.
6728 (flag_web): Likewise. Create from this file.
6729 * flags.h: Remove flag_web declaration.
6730 * toplev.c (flag_web): Likewise.
6731 (process_options): Never set flag_web.
6732
6733 2004-09-28 Steven Bosscher <stevenb@suse.de>
6734
6735 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
6736 * tree-ssa-propagate.c: Include vec.h.
6737 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
6738 instead of varrays.
6739 (cfg_blocks_add): Assert the block is not already in the worklist.
6740 Update uses of interesting_ssa_edges and varying_ssa_edges.
6741 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
6742 ssa_propagate): Likewise.
6743
6744 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
6745
6746 PR c/16409
6747 * c-decl.c (start_decl): Check for initializing incomplete array
6748 of VLAs.
6749 (build_compound_literal): Check for TYPE being error_mark_node.
6750 * c-parse.in (primary): Check for VLA compound literals.
6751
6752 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6753
6754 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
6755 with --disable-checking.
6756
6757 2004-09-28 Devang Patel <dpatel@apple.com>
6758
6759 * tree-pretty-print.c (dump_generic_node): Print vector types.
6760
6761 2004-09-28 Nick Clifton <nickc@redhat.com>
6762
6763 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
6764 invocation of the function sh_init_cumulative_args.
6765 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
6766 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
6767 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
6768 * config/sh/sh.c (sh_init_cumulative_args): New function based
6769 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
6770 heuristic added to determine the setting of force_mem when a
6771 library function is being called.
6772
6773 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6774
6775 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
6776 Skip constant arguments.
6777
6778 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6779
6780 * tree-ssa-alias.c (create_name_tags): If PTR points to a
6781 volatile type, mark the tag volatile.
6782 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
6783 volatile.
6784
6785 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
6786
6787 * tree.def (vec_cond_expr): Fix. Change 'e'
6788 to tcc_expression.
6789
6790 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
6791
6792 * basic-block.h: Fix a comment typo.
6793
6794 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
6795
6796 * optabs.c, optabs.h: Fix comment typos.
6797
6798 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
6799
6800 * config/sparc/sparc.md (call_address_struct_value_sp32):
6801 Properly mask the immediate field of the 'unimp' instruction.
6802 (call_symbolic_struct_value_sp32): Likewise.
6803
6804 2004-09-28 Ben Elliston <bje@au.ibm.com>
6805 Steven Bosscher <stevenb@suse.de>
6806 Andrew Pinski <pinskia@physics.uc.edu>
6807
6808 Merge from edge-vector-branch:
6809 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
6810 (struct edge_def): Remove pred_next, succ_next members.
6811 (struct basic_block_def): Remove pred, succ members. Add preds
6812 and succs members of type VEC(edge).
6813 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
6814 (BRANCH_EDGE): Likewise.
6815 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
6816 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
6817 (edge_iterator): New.
6818 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
6819 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
6820 (FOR_EACH_EDGE): New.
6821 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
6822 where applicable.
6823 (rotate_loop): Likewise.
6824 (find_traces_1_route): Likewise.
6825 (bb_to_key): Likewise.
6826 (connect_traces): Likewise.
6827 (copy_bb_p): Likewise.
6828 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
6829 (add_labels_and_missing_jumps): Likewise.
6830 (fix_up_fall_thru_edges): Likewise.
6831 (find_jump_block): Likewise.
6832 (fix_crossing_conditional_branches): Likewise.
6833 (fix_crossing_unconditional_branches): Likewise.
6834 (add_reg_crossing_jump_notes): Likewise.
6835 * bt-load.c (augment_live_range): Likewise.
6836 * cfg.c (clear_edges): Likewise.
6837 (unchecked_make_edge): Likewise.
6838 (cached_make_edge): Likewise.
6839 (make_single_succ_edge): Likewise.
6840 (remove_edge): Likewise.
6841 (redirect_edge_succ_nodup): Likewise.
6842 (check_bb_profile): Likewise.
6843 (dump_flow_info): Likewise.
6844 (alloc_aux_for_edges): Likewise.
6845 (clear_aux_for_edges): Likewise.
6846 (dump_cfg_bb_info): Likewise.
6847 * cfganal.c (forwarder_block_p): Likewise.
6848 (can_fallthru): Likewise.
6849 (could_fall_through): Likewise.
6850 (mark_dfs_back_edges): Likewise.
6851 (set_edge_can_fallthru_flag): Likewise.
6852 (find_unreachable_blocks): Likewise.
6853 (create_edge_list): Likewise.
6854 (verify_edge_list): Likewise.
6855 (add_noreturn_fake_exit_edges): Likewise.
6856 (connect_infinite_loops_to_exit): Likewise.
6857 (flow_reverse_top_sort_order_compute): Likewise.
6858 (flow_depth_first_order_compute): Likewise.
6859 (flow_preorder_transversal_compute): Likewise.
6860 (flow_dfs_compute_reverse_execute): Likewise.
6861 (dfs_enumerate_from): Likewise.
6862 (compute_dominance_frontiers_1): Likewise.
6863 * cfgbuild.c (make_edges): Likewise.
6864 (compute_outgoing_frequencies): Likewise.
6865 (find_many_sub_basic_blocks): Likewise.
6866 (find_sub_basic_blocks): Likewise.
6867 * cfgcleanup.c (try_simplify_condjump): Likewise.
6868 (thread_jump): Likewise.
6869 (try_forward_edges): Likewise.
6870 (merge_blocks_move): Likewise.
6871 (outgoing_edges_match): Likewise.
6872 (try_crossjump_to_edge): Likewise.
6873 (try_crossjump_bb): Likewise.
6874 (try_optimize_cfg): Likewise.
6875 (merge_seq_blocks): Likewise.
6876 * cfgexpand.c (expand_gimple_tailcall): Likewise.
6877 (expand_gimple_basic_block): Likewise.
6878 (construct_init_block): Likewise.
6879 (construct_exit_block): Likewise.
6880 * cfghooks.c (verify_flow_info): Likewise.
6881 (dump_bb): Likewise.
6882 (delete_basic_block): Likewise.
6883 (split_edge): Likewise.
6884 (merge_blocks): Likewise.
6885 (make_forwarder_block): Likewise.
6886 (tidy_fallthru_edges): Likewise.
6887 (can_duplicate_block_p): Likewise.
6888 (duplicate_block): Likewise.
6889 * cfglayout.c (fixup_reorder_chain): Likewise.
6890 (fixup_fallthru_exit_predecessor): Likewise.
6891 (can_copy_bbs_p): Likewise.
6892 (copy_bbs): Likewise.
6893 * cfgloop.c (flow_loops_cfg_dump): Likewise.
6894 (flow_loop_entry_edges_find): Likewise.
6895 (flow_loop_exit_edges_find): Likewise.
6896 (flow_loop_nodes_find): Likewise.
6897 (mark_single_exit_loops): Likewise.
6898 (flow_loop_pre_header_scan): Likewise.
6899 (flow_loop_pre_header_find): Likewise.
6900 (update_latch_info): Likewise.
6901 (canonicalize_loop_headers): Likewise.
6902 (flow_loops_find): Likewise.
6903 (get_loop_body_in_bfs_order): Likewise.
6904 (get_loop_exit_edges): Likewise.
6905 (num_loop_branches): Likewise.
6906 (verify_loop_structure): Likewise.
6907 (loop_latch_edge): Likewise.
6908 (loop_preheader_edge): Likewise.
6909 * cfgloopanal.c (mark_irreducible_loops): Likewise.
6910 (expected_loop_iterations): Likewise.
6911 * cfgloopmanip.c (remove_bbs): Likewise.
6912 (fix_bb_placement): Likewise.
6913 (fix_irreducible_loops): Likewise.
6914 (remove_path): Likewise.
6915 (scale_bbs_frequencies): Likewise.
6916 (loopify): Likewise.
6917 (unloop): Likewise.
6918 (fix_loop_placement): Likewise.
6919 (loop_delete_branch_edge): Likewise.
6920 (duplicate_loop_to_header_edge): Likewise.
6921 (mfb_keep_just): Likewise.
6922 (create_preheader): Likewise.
6923 (force_single_succ_latches): Likewise.
6924 (loop_split_edge_with): Likewise.
6925 (create_loop_notes): Likewise.
6926 * cfgrtl.c (rtl_split_block): Likewise.
6927 (rtl_merge_blocks): Likewise.
6928 (rtl_can_merge_blocks): Likewise.
6929 (try_redirect_by_replacing_jump): Likewise.
6930 (force_nonfallthru_and_redirect): Likewise.
6931 (rtl_tidy_fallthru_edge): Likewise.
6932 (commit_one_edge_insertion): Likewise.
6933 (commit_edge_insertions): Likewise.
6934 (commit_edge_insertions_watch_calls): Likewise.
6935 (rtl_verify_flow_info_1): Likewise.
6936 (rtl_verify_flow_info): Likewise.
6937 (purge_dead_edges): Likewise.
6938 (cfg_layout_redirect_edge_and_branch): Likewise.
6939 (cfg_layout_can_merge_blocks_p): Likewise.
6940 (rtl_flow_call_edges_add): Likewise.
6941 * cse.c (cse_cc_succs): Likewise.
6942 * df.c (hybrid_search): Likewise.
6943 * dominance.c (calc_dfs_tree_nonrec): Likewise.
6944 (calc_dfs_tree): Likewise.
6945 (calc_idoms): Likewise.
6946 (recount_dominator): Likewise.
6947 * domwalk.c (walk_dominator_tree): Likewise.
6948 * except.c (emit_to_new_bb_before): Likewise.
6949 (connect_post_landing_pads): Likewise.
6950 (sjlj_emit_function_enter): Likewise.
6951 (sjlj_emit_function_exit): Likewise.
6952 (finish_eh_generation): Likewise.
6953 * final.c (compute_alignments): Likewise.
6954 * flow.c (calculate_global_regs_live): Likewise.
6955 (initialize_uninitialized_subregs): Likewise.
6956 (init_propagate_block_info): Likewise.
6957 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6958 * gcse.c (find_implicit_sets): Likewise.
6959 (bypass_block): Likewise.
6960 (bypass_conditional_jumps): Likewise.
6961 (compute_pre_data): Likewise.
6962 (insert_insn_end_bb): Likewise.
6963 (insert_store): Likewise.
6964 (remove_reachable_equiv_notes): Likewise.
6965 * global.c (global_conflicts): Likewise.
6966 (calculate_reg_pav): Likewise.
6967 * graph.c (print_rtl_graph_with_bb): Likewise.
6968 * ifcvt.c (mark_loop_exit_edges): Likewise.
6969 (merge_if_block): Likewise.
6970 (find_if_header): Likewise.
6971 (block_jumps_and_fallthru_p): Likewise.
6972 (find_if_block): Likewise.
6973 (find_cond_trap): Likewise.
6974 (block_has_only_trap): Likewise.
6975 (find_if_case1): Likewise.
6976 (find_if_case_2): Likewise.
6977 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
6978 (perfect_nestify): Likewise.
6979 * lcm.c (compute_antinout_edge): Likewise.
6980 (compute_laterin): Likewise.
6981 (compute_available): Likewise.
6982 (compute_nearerout): Likewise.
6983 * loop-doloop.c (doloop_modify): Likewise.
6984 * loop-init.c (loop_optimizer_init): Likewise.
6985 * loop-invariant.c (find_exits): Likewise.
6986 * loop-iv.c (simplify_using_initial_values): Likewise.
6987 (check_simple_exit): Likewise.
6988 (find_simple_exit): Likewise.
6989 * loop-unroll.c (peel_loop_completely): Likewise.
6990 (unroll_loop_constant_iterations): Likewise.
6991 (unroll_loop_runtime_iterations): Likewise.
6992 * loop-unswitch.c (may_unswitch_on): Likewise.
6993 (unswitch_loop): Likewise.
6994 * modulo-sched.c (generate_prolog_epilog): Likewise.
6995 (sms_schedule): Likewise.
6996 * postreload-gcse.c (eliminate_partially_redundant_load):
6997 Likewise.
6998 * predict.c (can_predict_insn_p): Likewise.
6999 (set_even_probabilities): Likewise.
7000 (combine_predictions_for_bb): Likewise.
7001 (predict_loops): Likewise.
7002 (estimate_probability): Likewise.
7003 (tree_predict_by_opcode): Likewise.
7004 (tree_estimate_probability): Likewise.
7005 (last_basic_block_p): Likewise.
7006 (propagate_freq): Likewise.
7007 (estimate_loops_at_level): Likewise.
7008 (estimate_bb_frequencies): Likewise.
7009 * profile.c (instrument_edges): Likewise.
7010 (get_exec_counts): Likewise.
7011 (compute_branch_probabilities): Likewise.
7012 (branch_prob): Likewise.
7013 * ra-build.c (live_in): Likewise.
7014 * ra-rewrite.c (rewrite_program2): Likewise.
7015 * ra.c (reg_alloc): Likewise.
7016 * reg-stack.c (reg_to_stack): Likewise.
7017 (convert_regs_entry): Likewise.
7018 (compensate_edge): Likewise.
7019 (convert_regs_1): Likewise,
7020 (convert_regs_2): Likewise.
7021 (convert_regs): Likewise.
7022 * regrename.c (copyprop_hardreg_forward): Likewise.
7023 * reload1.c (fixup_abnormal_edges): Likewise.
7024 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
7025 (sbitmap_insersection_of_preds): Likewise.
7026 (sbitmap_union_of_succs): Likewise.
7027 (sbitmap_union_of_preds): Likewise.
7028 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
7029 (fix_basic_block_boundaries): Likewise.
7030 (sched_ebbs): Likewise.
7031 * sched-rgn.c (build_control_flow): Likewise.
7032 (find_rgns): Likewise.
7033 * tracer.c (find_best_successor): Likewise.
7034 (find_best_predecessor): Likewise.
7035 (tail_duplicate): Likewise.
7036 * tree-cfg.c (make_edges): Likewise.
7037 (make_ctrl_stmt_edges): Likewise.
7038 (make_goto_expr_edges): Likewise.
7039 (tree_can_merge_blocks_p): Likewise.
7040 (tree_merge_blocks): Likewise.
7041 (cfg_remove_useless_stmts_bb): Likewise.
7042 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7043 (tree_block_forwards_to): Likewise.
7044 (cleanup_control_expr_graph): Likewise.
7045 (find_taken_edge): Likewise.
7046 (dump_cfg_stats): Likewise.
7047 (tree_cfg2vcg): Likewise.
7048 (disband_implicit_edges): Likewise.
7049 (tree_find_edge_insert_loc): Likewise.
7050 (bsi_commit_edge_inserts): Likewise.
7051 (tree_split_edge): Likewise.
7052 (tree_verify_flow_info): Likewise.
7053 (tree_make_forwarder_block): Likewise.
7054 (tree_forwarder_block_p): Likewise.
7055 (thread_jumps): Likewise.
7056 (tree_try_redirect_by_replacing_jump): Likewise.
7057 (tree_split_block): Likewise.
7058 (add_phi_args_after_copy_bb): Likewise.
7059 (rewrite_to_new_ssa_names_bb): Likewise.
7060 (dump_function_to_file): Likewise.
7061 (print_pred_bbs): Likewise.
7062 (print_loop): Likewise.
7063 (tree_flow_call_edges_add): Likewise.
7064 (split_critical_edges): Likewise.
7065 (execute_warn_function_return): Likewise.
7066 (extract_true_false_edges_from_block): Likewise.
7067 * tree-if-conv.c (tree_if_conversion): Likewise.
7068 (if_convertable_bb_p): Likewise.
7069 (find_phi_replacement_condition): Likewise.
7070 (combine_blocks): Likewise.
7071 * tree-into-ssa.c (compute_global_livein): Likewise.
7072 (ssa_mark_phi_uses): Likewise.
7073 (ssa_rewrite_initialize_block): Likewise.
7074 (rewrite_add_phi_arguments): Likewise.
7075 (ssa_rewrite_phi_arguments): Likewise.
7076 (insert_phi_nodes_for): Likewise.
7077 (rewrite_into_ssa): Likewise.
7078 (rewrite_ssa_into_ssa): Likewise.
7079 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
7080 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
7081 (rewrite_trees): Likewise.
7082 * tree-pretty-print.c (dump_bb_header): Likewise.
7083 (dump_implicit_edges): Likewise.
7084 * tree-sra.c (insert_edge_copies): Likewise.
7085 (find_obviously_necessary_stmts): Likewise.
7086 (remove_data_stmt): Likewise.
7087 * tree-ssa-dom.c (thread_across_edge): Likewise.
7088 (dom_opt_finalize_block): Likewise.
7089 (single_incoming_edge_ignoring_loop_edges): Likewise.
7090 (record_equivalences_from_incoming_edges): Likewise.
7091 (cprop_into_successor_phis): Likewise.
7092 * tree-ssa-live.c (live_worklist): Likewise.
7093 (calculate_live_on_entry): Likewise.
7094 (calculate_live_on_exit): Likewise.
7095 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7096 (copy_loop_headers): Likewise.
7097 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
7098 (fill_always_executed_in): Likewise.
7099 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
7100 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
7101 (compute_phi_arg_on_exit): Likewise.
7102 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
7103 (get_loops_exit): Likewise.
7104 (split_loop_exit_edge): Likewise.
7105 (ip_normal_pos): Likewise.
7106 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
7107 Likewise.
7108 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
7109 (replace_phi_with_stmt): Likewise.
7110 (value_replacement): Likewise.
7111 * tree-ssa-pre.c (compute_antic_aux): Likewise.
7112 (insert_aux): Likewise.
7113 (init_pre): Likewise.
7114 * tree-ssa-propagate.c (simulate_stmt): Likewise.
7115 (simulate_block): Likewise.
7116 (ssa_prop_init): Likewise.
7117 * tree-ssa-threadupdate.c (thread_block): Likewise.
7118 (create_block_for_threading): Likewise.
7119 (remove_last_stmt_and_useless_edges): Likewise.
7120 * tree-ssa.c (verify_phi_args): Likewise.
7121 (verify_ssa): Likewise.
7122 * tree_tailcall.c (independent_of_stmt_p): Likewise.
7123 (find_tail_calls): Likewise.
7124 (eliminate_tail_call): Likewise.
7125 (tree_optimize_tail_calls_1): Likewise.
7126 * tree-vectorizer.c (vect_transform_loop): Likewise.
7127 * var-tracking.c (prologue_stack_adjust): Likewise.
7128 (vt_stack_adjustments): Likewise.
7129 (vt_find_locations): Likewise.
7130 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
7131 * config/i386/i386.c (ix86_pad_returns): Likewise.
7132 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
7133 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
7134
7135 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
7136
7137 PR target/16532
7138 * config/sparc/sparc.c (struct machine_function): New field
7139 'leaf_function_p' and 'prologue_data_valid_p'.
7140 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
7141 to conveniently access the above fields.
7142 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
7143 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
7144 of the generic flavor 'current_function_uses_only_leaf_regs'.
7145 (eligible_for_sibcall_delay): Likewise.
7146 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
7147 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
7148 (sparc_asm_function_prologue): Add sanity check for the assumption
7149 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
7150 (sparc_can_use_return_insn_p): New function.
7151 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
7152 (output_restore): Likewise.
7153 (output_sibcall): Likewise.
7154 (sparc_output_mi_thunk): Likewise.
7155 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
7156 * config/sparc/sparc.md (return): New expander.
7157
7158 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
7159
7160 2004-09-27 Mark Mitchell <mark@codesourcery.com>
7161
7162 PR c++/17642
7163 * stor-layout.c (layout_decl): Use fold_convert, not convert.
7164 (bit_from_pos): Likewise.
7165 (byte_from_pos): Likewise.
7166 (pos_from_bit): Likewise.
7167 (normalize_offset): Likewise.
7168 (place_field): Likewise.
7169 (finalize_type_size): Likewise.
7170 (layout_type): Likewise.
7171 * tree.c (build_index_type): Likewise.
7172
7173 2004-09-27 Devang Patel <dpatel@apple.com>
7174
7175 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
7176 * genopinit.c (optabs): New entry for vcond_gen_code and
7177 vcondu_gen_code.
7178 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
7179 (get_rtx_code): New function.
7180 (vector_compare_rtx): New function.
7181 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
7182 (expand_vec_cond_expr_p): New function.
7183 (expand_vec_cond_expr): New function.
7184 (get_vcond_icode): New function.
7185 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
7186 (vcond_gen_code, vcondu_gen_code): Same.
7187
7188 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
7189
7190 * Makefile.in (STAGESTUFF): Split into ...
7191 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
7192 (mostlyclean): Update.
7193 (stage1-start, stage2-start, stage3-start, stage4-start,
7194 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
7195 Move the STAGEMOVESTUFF.
7196
7197 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7198
7199 * system.h (getpagesize): Return 'int' instead of 'long'.
7200
7201 2004-09-27 Michael Matz <matz@suse.de>
7202
7203 PR bootstrap/17698
7204 PR bootstrap/17702
7205 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
7206 bmp_iter_and_init): Shift by bit_in_word.
7207
7208 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
7209
7210 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
7211 * configure.ac: Don't sinclude it here.
7212 * configure: Regenerate.
7213
7214 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
7215
7216 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
7217 Handle AND pattern
7218
7219 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
7220
7221 PR c/13804
7222 * c-typeck.c (build_component_ref): Name type involved in
7223 diagnostic for structure or union without a member of the given
7224 name.
7225
7226 2004-09-27 DJ Delorie <dj@redhat.com>
7227
7228 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
7229 .comm alignment is bytes, not bits.
7230
7231 2004-09-27 Devang Patel <dpatel@apple.com>
7232
7233 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
7234 (print_call_name): Do not print VEC_COND_EXPR.
7235
7236 2004-09-27 Devang Patel <dpatel@apple.com>
7237
7238 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
7239
7240 2004-09-27 Jan Hubicka <jh@suse.cz>
7241
7242 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
7243
7244 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
7245
7246 * bitmap.h: Fix a comment typo.
7247
7248 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
7249
7250 * libgcc2.c (getpagesize): Change type of return value to int.
7251
7252 2004-09-26 Matt Austern <austern@apple.com>
7253
7254 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
7255 using mmap.
7256
7257 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7258
7259 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
7260 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
7261 (bitmap_iterator): New type.
7262 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
7263 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
7264 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
7265 bmp_iter_and_init, bmp_iter_and_next): New functions.
7266 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
7267 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
7268 use iterator-style EXECUTE_IF_IN_BITMAP macros.
7269 * bitmap.c (bitmap_print): Ditto.
7270 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
7271 btr_def_live_range): Ditto.
7272 * cfganal.c (compute_dominance_frontiers_1) Ditto.
7273 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
7274 Ditto.
7275 * ddg.c (build_inter_loop_deps): Ditto.
7276 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
7277 Ditto.
7278 * except.c (remove_eh_handler): Ditto.
7279 * flow.c (reg_set_to_hard_reg_set): Ditto.
7280 * gcse.c (clear_modify_mem_tables): Ditto.
7281 * global.c (build_insn_chain): Ditto.
7282 * ifcvt.c (dead_or_predicable): Ditto.
7283 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
7284 Ditto.
7285 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
7286 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
7287 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
7288 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
7289 tree_purge_all_dead_eh_edges): Ditto.
7290 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
7291 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
7292 rewrite_ssa_into_ssa): Ditto.
7293 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
7294 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
7295 Ditto.
7296 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
7297 compute_flow_sensitive_aliasing, maybe_create_global_var,
7298 dump_points_to_info_for): Ditto.
7299 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
7300 * tree-ssa-dse.c (dse_finalize_block): Ditto.
7301 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
7302 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
7303 Ditto.
7304 * tree-ssa-loop-ivopts.c (find_induction_variables,
7305 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
7306 determine_use_iv_costs, determine_set_costs, find_best_candidate,
7307 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
7308 Ditto.
7309 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
7310 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
7311 add_call_read_ops): Ditto.
7312 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
7313
7314 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7315
7316 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
7317 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
7318
7319 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
7320
7321 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
7322 reflect size of memory regions being compared.
7323
7324 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
7325
7326 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
7327 expressions. Always clear MEM_SIZE and alias set.
7328
7329 2004-09-26 Roger Sayle <roger@eyesopen.com>
7330 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7331
7332 PR middle-end/17112
7333 * stor-layout.c (compute_record_mode): For records with a single
7334 field, only use the field's mode if its size matches what we'd
7335 have choosen for the record ourselves. This forces the use of
7336 BLKmode for packed records that don't completely fill a mode.
7337
7338 2004-09-26 Roger Sayle <roger@eyesopen.com>
7339
7340 PR middle-end/17151
7341 * combine.c (force_to_mode): Remove dubious early return test that
7342 inhibits further optimization.
7343
7344 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
7345
7346 * profile.c: Fix a comment typo.
7347
7348 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7349
7350 PR bootstrap/17591
7351 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
7352 with varying offset.
7353 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
7354 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
7355 ARRAY_REFS.
7356 (expr_invariant_in_loop_p): New function.
7357 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
7358 component_ref_field_offset for COMPONENT_REFs. Do not allow
7359 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
7360 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
7361 MISALIGNED_INDIRECT_REFs.
7362 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
7363 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
7364 MISALIGNED_INDIRECT_REFs.
7365
7366 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
7367
7368 PR c/11459
7369 * gcc.c (cpp_options, cc1_options): Preserve relative order of
7370 -std and -ansi options.
7371
7372 2004-09-26 Jan Hubicka <jh@suse.cz>
7373
7374 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
7375 for nested functions whose proper parent has not been output.
7376
7377 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
7378 when re-constructing profile previously invalidated by loop.
7379
7380 2004-09-25 Dale Johannesen <dalej@apple.com>
7381
7382 * tree-gimple.c: Move GIMPLE definition...
7383 * doc/tree-ssa.texi: here.
7384
7385 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7386
7387 * tree-vectorizer.c: Fix a comment typo.
7388
7389 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7390
7391 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
7392 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
7393 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
7394 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
7395
7396 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7397
7398 * tree-ssa-loop-unswitch.c: Fix a comment typo.
7399
7400 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7401
7402 * doc/passes.texi: Fix a typo.
7403
7404 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7405
7406 * tree-optimize.c (init_tree_optimization_passes): Add
7407 pass_record_bounds.
7408 * tree-pass.h (pass_record_bounds): Declare.
7409 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
7410 New pass.
7411
7412 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7413
7414 PR tree-optimization/17474
7415 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
7416 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
7417
7418 2004-09-25 Jan Hubicka <jh@suse.cz>
7419
7420 * predict.c (counts_to_freqs): Make global.
7421 * predict.h (counts_to_freqa): Declare.
7422 * profile.c (compute_branch_probabilities): Compute frequencies
7423 * tree-profile.c (do_tree_profiling): Refine conditional on when
7424 tree profiling pass is needed.
7425
7426 * passes.c (rest_of_handle_cfg): Disable const/pure function
7427 detection when doing tree based profiling.
7428
7429 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
7430 conditional.
7431
7432 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
7433
7434 * config/mips/mips.h (struct mips_args): Clarify comments.
7435 * config/mips/mips.c (struct mips_arg_info): Likewise.
7436 (mips_arg_info): Don't allow fpr_p to affect the register or
7437 stack alignment. Remove o64 silliness.
7438 (function_arg): Deal with the o32 float,float case specially.
7439
7440 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
7441
7442 * config/mips/mips.md (loadx, storex): Define for V2SF.
7443
7444 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
7445
7446 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
7447 * config/s390/s390.c (s390_back_chain_rtx): New function.
7448 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
7449 Call anti_adjust_stack.
7450 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
7451 only if compiling with back chain.
7452 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
7453 back chain only if back chain enabled. Use s390_back_chain_rtx.
7454
7455 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
7456
7457 * doc/trouble.texi: Remove obsolete information. Update
7458 information on how to regenerate fixincluded headers.
7459
7460 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
7461
7462 PR c/12951
7463 * doc/invoke.texi: Document that
7464 -Wno-error-implicit-function-declaration is not accepted.
7465
7466 2004-09-24 Richard Henderson <rth@redhat.com>
7467
7468 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
7469 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
7470 on TARGET_MAX.
7471 (alpha_expand_mov): Allow unaligned vectors.
7472 (alpha_expand_unaligned_store): Use CONST0_RTX.
7473 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
7474
7475 2004-09-24 Jeff Law <law@redhat.com>
7476
7477 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
7478 aliasing rules.
7479 (simplify_cond_and_lookup_avail_expr): Likewise.
7480
7481 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7482
7483 PR c/12802
7484 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
7485 title. Document interaction with -fms-extensions.
7486 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
7487 section.
7488
7489 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7490
7491 PR c/12713
7492 * doc/extend.texi: Document interaction of attribute noreturn and
7493 longjmp.
7494
7495 2004-09-24 Richard Henderson <rth@redhat.com>
7496
7497 PR rtl-opt/17503
7498 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
7499 (som_hash, som_eq): New.
7500 (init_subregs_of_mode, record_subregs_of_mode): New.
7501 (cannot_change_mode_set_regs): Rewrite for htab implementation.
7502 (invalid_mode_change_p): Likewise.
7503 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
7504 * flow.c (mark_used_regs): Likewise.
7505 (life_analysis): Use init_subregs_of_mode.
7506 * regs.h (subregs_of_mode): Remove.
7507 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
7508
7509 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7510
7511 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
7512 type with the copy of the conditional.
7513
7514 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7515
7516 PR tree-opt/16954
7517 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7518 Prevent renaming if the aliasing sets of the type which the
7519 pointer points to are different.
7520
7521 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7522
7523 PR c/17188
7524 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
7525 declarations of enumerators.
7526 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
7527 for redefinition. Check for nested redefinition.
7528 (finish_struct): Don't check for nested redefinition.
7529 (start_enum): Check for nested redefinition.
7530
7531 2004-09-24 Devang Patel <dpatel@apple.com>
7532
7533 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
7534 only when necesssary.
7535 (combine_blocks): Combine loop header and exit block.
7536
7537 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
7538
7539 * hooks.c (hook_tree_tree_bool_null): New.
7540 * hooks.h (hook_tree_tree_bool_null): Declare it.
7541 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
7542 * targhooks.c (default_fold_builtin): Remove.
7543 * targhooks.h (default_fold_builtin): Remove.
7544
7545 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7546
7547 PR rtl-optimization/17625
7548 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
7549
7550 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7551
7552 PR tree-opt/17624
7553 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
7554 Reject if any of the operands occur in an abnormal PHI.
7555
7556 2004-09-24 Andreas Schwab <schwab@suse.de>
7557
7558 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
7559 rules.
7560
7561 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7562
7563 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
7564 if the GNU assembler is used.
7565 (sparc-*-solaris2*): Likewise.
7566 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
7567 (dbxout_function_end): Protect N_ENSYM with it.
7568 (dbxout_begin_prologue): Protect N_BNSYM with it.
7569 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
7570 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
7571 * config/sparc/sol2-gas.h: New file.
7572
7573 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
7574
7575 PR bootstrap/17369
7576 * Makefile.in (@set_gcc_lib_path@): Added.
7577
7578 * configure.ac: Include ../config/gcc-lib-path.m4. Use
7579 TL_AC_GNU_MAKE_GCC_LIB_PATH.
7580 * configure: Regenerated.
7581
7582 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7583
7584 PR c/6980
7585 * c-typeck.c (build_c_cast): Improve wording of
7586 -Wbad-function-cast diagnostic.
7587
7588 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
7589
7590 PR target/17626
7591 * config/cris/cris.md (moverside, movemside): Rename variable
7592 "reg" to "otherop". To generate canonical RTX, check that otherop
7593 isn't constant instead of checking that operand 1 is a register.
7594
7595 2004-09-23 Jakub Jelinek <jakub@redhat.com>
7596
7597 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
7598
7599 2004-09-23 Diego Novillo <dnovillo@redhat.com>
7600 Jakub Jelinek <jakub@redhat.com>
7601
7602 * tree-flow.h (find_new_referenced_vars): Add prototype.
7603 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
7604 Move to...
7605 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
7606 ... here.
7607 (mark_new_vars_to_rename): Walk through all operands.
7608 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
7609 (execute_fold_all_builtins): Use it.
7610 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
7611
7612 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
7613
7614 * gthr-tpf.h: New file.
7615 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
7616 * gthr.h: Use gthr-tpf.h on TPF OS.
7617
7618 2004-09-23 Jeff Law <law@redhat.com>
7619
7620 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
7621 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
7622 (substitute_and_fold): Likewise.
7623 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
7624 except invariants from SSA_NAME_VALUE.
7625 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
7626 and SET_SSA_NAME_EQUIV.
7627 (restore_vars_to_original_value, record_const_or_copy): Likewise.
7628 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
7629 (record_equality, cprop_into_successor_phis): Likewise.
7630 (record_equivalences_from_stmt, cprop_operand): Likewise.
7631 (lookup_avail_expr): Likewise.
7632 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
7633 from SSA_NAME_VALUE.
7634 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
7635 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
7636 annotation from the VALUE_HANDLE field.
7637
7638 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
7639
7640 PR c++/13989
7641 PR c++/9844
7642 * tree.c (reconstruct_complex_type): Remove extra "this".
7643 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
7644 Add V4SFmode to case statement.
7645
7646 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
7647
7648 PR c/16833
7649 * doc/extend.texi, doc/invoke.texi: Document interaction of
7650 -fno-builtin with format checks. Note that built-in functions
7651 have effects beyond generating code that avoids calls to those
7652 functions.
7653
7654 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
7655
7656 PR tree-optimization/17533
7657 * dominance.c (verify_dominators): Tolerate even more incorrect
7658 dominance data during error message printing.
7659 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
7660 and edges more correctly.
7661
7662 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
7663
7664 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
7665 New tree-codes.
7666 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
7667 MISALIGNED_INDIRECT_REF.
7668 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
7669 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
7670 Likewise.
7671 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
7672 (find_interesting_uses_address): Likewise.
7673 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
7674 (build_fold_addr_expr_with_type): Likewise.
7675 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
7676 * print-rtl.c (print_mem_expr): Likewise.
7677 * tree-dump.c (dequeue_and_dump): Likewise.
7678 * tree-eh.c (tree_could_trap_p): Likewise.
7679 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
7680 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
7681 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
7682 Likewise.
7683 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7684 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7685 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
7686 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
7687 (add_address_candidates, rewrite_address_base): Likewise.
7688 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
7689 Likewise.
7690 * tree.c (staticp, build1_stat): Likewise.
7691
7692 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
7693 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
7694 * tree-ssa-operands.c (get_expr_operands): Likewise.
7695 * expr.c (expand_expr_real_1): Likewise.
7696
7697 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
7698 optabs.
7699 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
7700 for the new optabs.
7701 (expand_ternary_op): New function.
7702 * genopinit.c (optabs): Handle the new optabs.
7703 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
7704 (init_optabs): Initialize vec_realign_load_optab.
7705 (expand_ternary_op): New functions.
7706
7707 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
7708 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
7709 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
7710 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
7711 * target.h (struct vectorize): New member for struct gcc_target.
7712 (misaligned_mem_ok): New member for targetm.vectorize.
7713 (builtin_mask_for_load): Likewise.
7714 (builtin_mask_for_store): Likewise.
7715 * targethooks.c (default_vect_misaligned_mem_ok): New function.
7716 * targethooks.h (default_vect_misaligned_mem_ok): New function.
7717
7718 * config/rs6000/altivec.md (build_vector_mask_for_load): New
7719 define_expand.
7720 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
7721 (vec_realign_load_v16qi): New define_insn.
7722 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
7723 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
7724 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
7725 (altivec_builtin_mask_for_store): New variables.
7726 (rs6000_builtin_mask_for_load): New function. Implements
7727 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
7728 (rs6000_builtin_mask_for_store): New function. Implements
7729 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
7730 (rs6000_expand_builtin): Expand the target builtins
7731 builtin_mask_for_load and builtin_mask_for_store.
7732 (altivec_init_builtins): Initialize the new target builtins.
7733 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
7734 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
7735
7736 * tree-vectorizer.c (vect_create_data_ref): Renamed to
7737 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
7738 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
7739 (vectorizable_store): Call vect_create_data_ref_ptr with additional
7740 arguments, and create an indirect_ref with its return value data_ref.
7741 Check aligned_access_p.
7742 (vectorizable_load): Handle misaligned loads, using software-pipelined
7743 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
7744 vec_realign_load_optab is supported, or using a scheme without
7745 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
7746 misaligned_mem_ok is supported.
7747
7748 (vect_finish_stmt_generation): Typo.
7749 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
7750 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
7751 presence of misaligned loads.
7752 (vect_analyze_data_ref_access): Add check for constant init.
7753 (vect_get_symbl_and_dr): Remove duplicate line.
7754 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
7755
7756 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
7757
7758 * builtins.c: Fix a comment typo.
7759
7760 2004-09-23 Jan Hubicka <jh@suse.cz>
7761
7762 * profile.c (branch_prob): Do not verify flow info in the middle of the
7763 pass.
7764
7765 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7766
7767 * cfgloop.h (update_single_exits_after_duplication): Declare.
7768 (loopify, split_loop_bb): Declaration changed.
7769 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
7770 of rtx.
7771 (loopify): Added redirect_all_edges argument.
7772 (update_single_exits_after_duplication): Export.
7773 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
7774 * tree-flow.h (tree_duplicate_loop_to_header_edge,
7775 tree_ssa_loop_version): Declare.
7776 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
7777 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
7778 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
7779 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
7780
7781 * tree-ssa-loop-unswitch.c: New file.
7782 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
7783 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
7784 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
7785 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
7786 * tree-pass.h (pass_unswitch): Declare.
7787 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
7788 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
7789 * doc/passes.texi: Documen tree level loop unswitching.
7790
7791 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
7792
7793 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
7794
7795 2004-09-22 Eric Christopher <echristo@redhat.com>
7796
7797 * builtins.c (simplify_builtin_va_start): Remove.
7798 (simplify_builtin): Ditto.
7799 (fold_builtin_strchr): Ditto.
7800 (simplify_builtin_*): Rename remainders to fold_builtin_*.
7801 (expand_builtin): Fix up for above changes.
7802 (fold_builtin_1): Add new folders. Change for above.
7803 (expand_builtin_va_start): Call fold_builtin_next_arg.
7804 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
7805 * tree.h: Remove prototype for simplify_builtin.
7806
7807 2004-09-23 Jan Hubicka <jh@suse.cz>
7808
7809 PR debug/17389
7810 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
7811 of fully inlined functions.
7812 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
7813 inlined.
7814
7815 * cfgexpand.c (add_reg_br_prob_note): New function.
7816 (expand_gimple_cond_expr): Use it.
7817 (tree_expand_cfg): No longer kill the profile.
7818 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
7819 only if it is present.
7820 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
7821 * predict.c (combine_predictions_for_insn): Set the probabilities
7822 based on REG_BR_PROB note if present.
7823 * predict.c (branch_prob): Profile is read only with
7824 flag_branch_probabilities.
7825
7826 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
7827
7828 * aclocal.m4: Add in gettext's m4 includes.
7829 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
7830 * configure.ac: Add in check for iconv.h
7831 * configure: Regenerate.
7832
7833 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
7834
7835 * aclocal.m4: Update for rename of gettext-sister.m4.
7836
7837 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
7838
7839 Fix PR tree-optimization/17587
7840 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
7841 (insert_aux): Instead of here.
7842
7843 2004-09-22 Diego Novillo <dnovillo@redhat.com>
7844
7845 PR tree-optimization/16721
7846 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
7847 * tree-ssa-alias.c (create_memory_tag): Move setting of
7848 TREE_THIS_VOLATILE ...
7849 (get_tmt_for): ... here.
7850
7851 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7852
7853 * config/sparc/sparc.md (cmove splitter): Fix formatting.
7854 (conditional_trap expander): Reject inappropriate CCmodes.
7855 (conditional trap insn): Use V9 syntax if possible.
7856
7857 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
7858
7859 PR c/16566
7860 * c-typeck.c (build_component_ref): Don't special-case
7861 COMPOUND_EXPR.
7862
7863 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
7864
7865 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
7866 returns NULL.
7867
7868 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
7869
7870 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
7871 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7872 TRUTH_XOR_EXPR): Mention the restriction on types.
7873
7874 2004-09-22 Matt Austern <austern@apple.com>
7875
7876 * config/darwin.c (darwin_make_decl_one_only):
7877 Allow coalesced symbol to appear in static archive's table of contents
7878
7879 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
7880
7881 PR tree-optimization/17512
7882 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
7883 special cases.
7884
7885 2004-09-22 David Edelsohn <edelsohn@gnu.org>
7886
7887 * dbxout.c (get_lang_number): Do not define if
7888 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
7889
7890 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
7891
7892 PR target/15583
7893 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
7894 builtin_define ("__USE_INIT_FINI__").
7895
7896 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
7897
7898 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
7899 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
7900 * config/s390/s390.h (TARGET_TPF): New macro.
7901 * config/s390/s390.md ("eh_return"): New expander.
7902 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
7903 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
7904 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
7905 * config/s390/tpf.h (TARGET_TPF): Define to 1.
7906 (STACK_POINTER_OFFSET): Increase to 448.
7907 (TARGET_DEFAULT): Set -mtpf-trace on as default.
7908 (TPF_LOC_DIFF_OFFSET): New macro.
7909 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
7910 encoding.
7911 (__isPATrange): Add prototype.
7912 (MD_FALLBACK_FRAME_STATE_FOR): Define.
7913 * config/s390/tpf-eh.c: New file.
7914
7915 2004-09-22 Diego Novillo <dnovillo@redhat.com>
7916
7917 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
7918 operands in an integer comparison.
7919 * tree-cfg.c (find_taken_edge): Call fold() to determine
7920 whether the predicate is known.
7921
7922 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
7923
7924 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
7925 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
7926 Create build and doc directories along with the language directories.
7927 Don't create doc directory separately.
7928 * configure: Regenerate.
7929 * Makefile.in: Create all object and executables files built
7930 with the build compiler in a build/ directory.
7931 (genobjnames): Add missing build objects.
7932 (STAGESTUFF): Don't stage the gen* programs.
7933 (ggc-none.o): Define dependencies for the target compiler.
7934 (build-print-rtl.o): Rename to build/print-rtl.o.
7935 (build-errors.o): Rename to build/errors.o.
7936 (build-varray.o): Rename to build/varray.o.
7937 (maintainerclean): Delete the contents of the build directory.
7938 ($(genobjs): %.o): Explicitly use -o.
7939 (build/insn-conditions.o): Delete specfic rule to use generic rule.
7940 (build/gengtype-lex.o): Likewise.
7941 (build/gengtype-yacc.o): Likewise.
7942 (build/gcov-iov.o): Likewise.
7943
7944 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
7945
7946 * vec.h (VEC_space): Return true if there _is_ space.
7947 (VEC_reserve): Adjust.
7948
7949 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
7950
7951 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
7952 use FPRs for scalar, complex and vector types only.
7953
7954 2004-09-21 Jeff Law <law@redhat.com>
7955
7956 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
7957 the opt_stats_d structure.
7958 (vrp_data): Change from a varray into a hash table.
7959 (vrp_hash_elt): New structure for elements in the vrp hash table.
7960 (vrp_hash, vrp_eq):New functions for hashing and testing equality
7961 in the vrp hash table.
7962 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
7963 initialization slightly to make it easier to read. No longer need
7964 to grow/clear the varray. Instead empty and delete the hash table.
7965 (dom_opt_finalize_block): Update due to change of VRP_DATA from
7966 a varray to a hash table.
7967 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
7968
7969 * tree-ssa-ccp.c (get_default_value): If we have a constant
7970 value recorded for an SSA_NAME, then use that constant as
7971 the initial lattice value.
7972 (substitute_and_fold): Transfer equivalences discovered into
7973 SSA_NAME_EQUIV.
7974
7975 * tree.h (SSA_NAME_EQUIV): Add comments.
7976 (SET_SSA_NAME_EQUIV): Similarly.
7977
7978 2004-09-21 David Edelsohn <edelsohn@gnu.org>
7979
7980 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
7981
7982 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
7983
7984 2004-09-21 Mark Mitchell <mark@codesourcery.com>
7985
7986 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
7987 (finish_decl): Likewise.
7988
7989 2004-09-21 Devang Patel <dpatel@apple.com>
7990
7991 * tree.def (VEC_COND_EXPR): New tree node.
7992 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
7993
7994 2004-09-21 Stan Shebs <shebs@apple.com>
7995
7996 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
7997 * config/rs6000/darwin-world.asm: Likewise.
7998
7999 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
8000
8001 * tree-ssa.c (verify_def): Use print_generic_stmt,
8002 not debug_generic_stmt.
8003 (verify_use): Ditto.
8004 (verify_phi_args): Ditto.
8005 (verify_ssa): Ditto.
8006
8007 2004-09-21 Paul Brook <paul@codesourcery.com>
8008
8009 * varasm.c (default_assemble_integer): Return false for values wider
8010 than the target word size. Works around GAS bug.
8011
8012 2004-09-21 Zack Weinberg <zack@codesourcery.com>
8013
8014 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
8015 gets value 0.
8016 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
8017 if it has value 0.
8018
8019 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
8020
8021 * c-typeck.c (build_function_call): Give name of object
8022 we are attempting to call in error message.
8023 * c-objc-common.c (c_tree_printer): Call pp_expression,
8024 not return false, for 'E' case.
8025
8026 2004-09-21 Steven Bosscher <stevenb@suse.de>
8027
8028 PR rtl-optimization/17482
8029 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
8030 load_killed_in_block_p): Clarify comments.
8031 (record_last_reg_set_info): Make static inline.
8032 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
8033 (record_opr_changes): New function to replace the above.
8034 (compute_hash_table): Clarify comments. Use record_opr_changes.
8035 (reg_set_between_after_reload_p): Clean up.
8036 (reg_used_between_after_reload_p): Likewise.
8037 (eliminate_partially_redundant_load): Clarify comments.
8038
8039 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8040
8041 PR rtl-optimization/17266
8042 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
8043
8044 2004-09-21 Uros Bizjak <uros@kss-loka.si>
8045
8046 PR rtl-optimization/14851
8047 * rtlanal.c (commutative_operand_precedence): Calculate
8048 precedence of stripped constant.
8049
8050 2004-09-20 Jeff Law <law@redhat.com>
8051 Jan Hubicka <jh@suse.cz>
8052
8053 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
8054 initialize key elements here.
8055 (release_ssa_name): Zero the released SSA_NAME here.
8056 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
8057 (struct tree_ssa_name): Add new "equiv" field.
8058 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
8059 (tree_ssa_dominator_optimize): No longer allocate, resize or
8060 clear CONST_AND_COPIES.
8061 (get_value_for, set_value_for): Kill.
8062 (thread_across_edge): Get/set the equivalency using
8063 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
8064 (restore_vars_to_original_value): Likewise.
8065 (record_equivalences_from_phis): Likewise.
8066 (record_dominating_conditions): Likewise.
8067 (record_const_or_copy, record_equality): Likewise.
8068 (lookup_avail_expr): Likewise.
8069 (record_equivalences_from_stmt, cprop_operand): Likewise.
8070 (cprop_into_successor_phis): No longer need to pass around
8071 CONST_AND_COPIES. Callers updated. Get equivalences via
8072 SSA_NAME_EQUIV.
8073 (cprop_into_phis): Likewise.
8074
8075 2004-09-20 Matt Austern <austern@apple.com>
8076 Zack Weinberg <zack@codesourcery.com>
8077
8078 * c-common.c (fix_string_type): Build the unqualified array
8079 type unconditionally, then use c_build_qualified_type to get
8080 the proper const-qualified variant, and set its
8081 TYPE_MAIN_VARIANT to refer to the unqualified type.
8082 * c-lex.c (c_lex_return_raw_string): New global.
8083 (c_lex_with_flags): Honor it.
8084 * c-pragma.h: Declare it.
8085
8086 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
8087
8088 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
8089
8090 2004-09-21 Jan Hubicka <jh@suse.cz>
8091
8092 PR middle-end/17126
8093 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
8094 (tree_rest_of_compilation): Cleanup.
8095
8096 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
8097
8098 * config/s390/s390.c (s390_select_rtx_section): Remove.
8099 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
8100
8101 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
8102
8103 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
8104 note to pretend a direct save from the original register when an
8105 intermediate register is used for the save.
8106
8107 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8108
8109 * tsystem.h (alloca): Provide a default definition.
8110
8111 Revert:
8112 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8113 * unwind-dw2.c: Call __builtin_alloca, not alloca.
8114
8115 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
8116
8117 PR tree-opt/17558
8118 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
8119 aliasing sets are the same rather than just conflicting.
8120
8121 2004-09-20 Jan Hubicka <jh@suse.cz>
8122
8123 PR middle-end/16460
8124
8125 * cgraph.c (cgraph_unnest_node): New function.
8126 (c_finalize): Rename to ....
8127 (c_warn_unused_result_recursivly): ... this one; do only the warning
8128 (finish_function): Finalize the toplevel function; do not lower nested tree.
8129 * cgraph.h (cgraph_unnest_node): Declare.
8130 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
8131 nestedness datastructure.
8132 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
8133 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
8134 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
8135
8136 2004-09-20 Richard Henderson <rth@redhat.com>
8137
8138 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
8139 from some_small_symbolic_operand_1; export.
8140 (some_small_symbolic_operand): Remove.
8141 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
8142 extra C check.
8143 * config/alpha/predicates.md (some_small_symbolic_operand): New.
8144
8145 2004-09-20 Jan Hubicka <jh@suse.cz>
8146
8147 * predict.c (return_prediction): New function.
8148 (apply_return_prediction): Likewise.
8149 (tree_bb_level_predictions): Likewise.
8150 (tree_estimate_probability): Add noreturn exit edges; call
8151 bb_level_predictions; fix logic of return heuristics.
8152 (predict_paths_leading_to): Rescuesce from old CVS version of
8153 process_note_prediction function.
8154 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
8155
8156 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
8157
8158 * config/s390/s390.c (s390_frame_info): Added alignment statement for
8159 floating point register area on stack.
8160
8161 2004-09-20 Jakub Jelinek <jakub@redhat.com>
8162
8163 * predict.c (expr_expected_value): Use *_CLASS_P macros.
8164
8165 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
8166
8167 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
8168 generating useless garbage.
8169
8170 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
8171
8172 * builtins.c (fold_builtin): Call the new omonymous
8173 target hook for machine-dependent built-ins.
8174 * target-def.h (TARGET_FOLD_BUILTIN): New.
8175 * target.h (struct gcc_target): Add the fold_builtin hook.
8176 * targhooks.c (default_fold_builtin): New.
8177 * targhooks.h (default_fold_builtin): Declare it.
8178
8179 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
8180
8181 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
8182 comment typos.
8183
8184 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
8185
8186 PR target/17565
8187 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
8188
8189 2004-09-20 Jan Hubicka <jh@suse.cz>
8190
8191 * predict.c (estimate_probability): Remove unnecesary code.
8192
8193 2004-09-19 Ira Rosen <irar@il.ibm.com>
8194
8195 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
8196 (STMT_VINFO_VECT_DR_BASE): Declare.
8197 (VECT_SMODULO): Declare.
8198 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
8199 (vect_compute_array_base_alignment): New function.
8200 (vect_analyze_data_ref_access): Check array indices. Remove one
8201 dimensional arrays restriction.
8202 (vect_get_ptr_offset): New function.
8203 (vect_get_symbl_and_dr): New function.
8204 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
8205 (former name vect_get_base_decl_and_bit_offset).
8206 (vect_create_index_for_array_ref): Removed.
8207 (vect_create_index_for_vector_ref): New function.
8208 (vect_create_addr_base_for_vector_ref): New function.
8209 (vect_create_data_ref): Handle additional data refs. Call
8210 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
8211 (vect_compute_data_ref_alignment): Support the changes. Call
8212 vect_get_base_and_bit_offset.
8213 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
8214 data refs. Store vect_dr_base.
8215 (vect_analyze_data_ref_accesses): Support nonconstant init.
8216 (new_stmt_vec_info): Initialize vect_dr_base field.
8217 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8218 (get_vectype_for_scalar_type): Check for BLKmode.
8219 * tree-chrec.h (initial_condition_in_loop_num): Declare.
8220 * tree-chrec.c (initial_condition_in_loop_num): New function.
8221 (chrec_component_in_loop_num): New function.
8222 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
8223 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
8224 to be pointer to varray_type.
8225
8226 2004-09-19 Jan Hubicka <jh@suse.cz>
8227
8228 * basic-block.h (update_bb_profile_after_threading): Declare.
8229 * cfg.c (update_bb_profile_after_threading): Break out from ...
8230 * cfgcleanup.c (try_forward_edges): ... here; use it.
8231 * tree-ssa-dom.c (thread_across_edge): Use it.
8232 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
8233 profile of the new BB.
8234
8235 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
8236
8237 * tree-ssa-pre.c (insert_into_set): Don't put
8238 is_gimple_min_invariant values into the set.
8239
8240 2004-09-19 Andreas Jaeger <aj@suse.de>
8241
8242 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
8243 prototype.
8244
8245 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
8246
8247 * config/cris/cris.h: Preserve the original spelling in a
8248 quote.
8249
8250 2004-09-18 Jeff Law <law@redhat.com>
8251
8252 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
8253 global varrays to replace the block local varrays.
8254 (struct dom_walk_block_data): Remove, no longer used.
8255 (get_eq_expr_value): No longer need to pass around pointers to local
8256 varrays. Callers updated. Unused markers added to unused parameters.
8257 (record_range, record_equivalences_from_stmt): Likewise.
8258 (record_equivalences_from_incoming_edge): Likewise.
8259 (record_var_is_nonzero): Likewise. Update now that we have a
8260 single global varray of SSA_NAMEs that need restoring.
8261 (dom_opt_initialize_block_local_data): Kill, no longer used.
8262 (tree_ssa_dominator_optimize): Initialize new global varrays.
8263 Update callbacks in dominator walker structure.
8264 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
8265 VRP_VARIABLES_STACK.
8266 (restore_nonzero_vars_to_original_value): Update now that we have
8267 a single global varray of SSA_NAMEs that need restoring.
8268 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
8269 Remove unused variables.
8270 (optimize_stmt): Remove unused variable.
8271
8272 2004-09-18 Jan Hubicka <jh@suse.cz>
8273
8274 * tree-cfg.c (thread_jumps): Fix updating of the profile.
8275
8276 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
8277 verify_cgraph call.
8278
8279 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
8280
8281 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
8282 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
8283 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
8284 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
8285 tree-ssa-operands.c, tree-ssa-phiopt.c,
8286 tree-ssa-threadupdate.c: Fix comment typos.
8287
8288 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
8289
8290 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
8291 config/arm/README-interworking, config/arm/arm-cores.def,
8292 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
8293 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
8294 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
8295 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
8296 config/frv/frv.md, config/i386/winnt.c,
8297 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
8298 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
8299 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
8300 config/mcore/mcore.c, config/mips/mips.h,
8301 config/mn10300/mn10300.md, config/pa/pa.c,
8302 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
8303 config/rs6000/rs6000.c, config/sh/symbian.c,
8304 config/sparc/sparc.h: Fix comment typos. Follow spelling
8305 conventions.
8306
8307 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
8308
8309 PR c/17424
8310 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
8311
8312 2004-09-18 Diego Novillo <dnovillo@redhat.com>
8313
8314 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
8315 remove TREE_ADDRESSABLE from RESULT_DECL.
8316
8317 2004-09-18 Diego Novillo <dnovillo@redhat.com>
8318
8319 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
8320
8321 2004-09-18 Jan Hubicka <jh@suse.cz>
8322
8323 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
8324 NULL.
8325 * tree-ssa-alias.c (init_alias_info): Likewise.
8326 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
8327 (verify_ssa): Likewise.
8328 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
8329
8330 2004-09-18 Jan Hubicka <jh@suse.cz>
8331
8332 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
8333 huge offset.
8334
8335 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
8336
8337 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
8338 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8339 DW_EH_PE_sdata* for data.
8340 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
8341
8342 2004-09-17 Geoffrey Keating <geoffk@apple.com>
8343
8344 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
8345 shared anyway.
8346
8347 PR pch/13361
8348 * c-typeck.c (constructor_asmspec): Delete.
8349 (struct initializer_stack): Delete field 'asmspec'.
8350 (start_init): Delete saving of asmspec.
8351 (finish_init): Don't update constructor_asmspec.
8352 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
8353 * stmt.c (expand_asm): Duplicate strings from tree.
8354 (expand_asm_operands): Likewise.
8355 * tree.c (tree_size): Update computation of size of STRING_CST.
8356 (make_node): Don't make STRING_CST nodes.
8357 (build_string): Allocate string with tree node.
8358 (tree_code_size): Clean up assertions, don't allow requests
8359 for "the size of a STRING_CST".
8360 * tree.def (STRING_CST): Update comment.
8361 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
8362 (tree_string): Place contents of string in tree node.
8363 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
8364 from tree.
8365
8366 2004-09-17 Zack Weinberg <zack@codesourcery.com>
8367
8368 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
8369 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
8370
8371 2004-09-17 Jones Desougi <jones@ingate.com>
8372
8373 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
8374 * configure, config.in: Regenerate.
8375
8376 2004-09-17 Zack Weinberg <zack@codesourcery.com>
8377
8378 * tree.c, tree.h (tree_class_strings): Make array const.
8379 Reindent per coding convention. Move asterisk to proper place
8380 per coding convention.
8381
8382 2004-09-18 Andreas Schwab <schwab@suse.de>
8383
8384 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
8385 (tree-vectorizer.o): Likewise.
8386 (targhooks.o): Likewise.
8387
8388 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
8389 Zack Weinberg <zack@codesourcery.com>
8390
8391 * alias.c (find_base_decl): Remove unreachable case '3' block.
8392 * expr.c (safe_from_p): Abort if passed a type.
8393 * tree-gimple.c (recalculate_side_effects): Abort if passed
8394 anything other than an expression.
8395 * tree-ssa-pre.c (phi_translate): Return expr immediately if
8396 is_gimple_min_invariant is true for it. Reorder cases for clarity.
8397 Abort on un-handled tree classes.
8398 (valid_in_set): Likewise.
8399 * tree.c (tree_code_class_strings): New static data.
8400
8401 * tree.h (enum tree_code_class): New.
8402 (tree_code_class_strings): Declare.
8403 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
8404 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
8405 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
8406 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
8407 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
8408
8409 * tree.def, c-common.def, objc/objc-tree.def: Use
8410 tree_code_class enumeration constants instead of code letters.
8411
8412 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
8413 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
8414 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
8415 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
8416 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
8417 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
8418 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
8419 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
8420 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
8421 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
8422 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
8423 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
8424 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
8425 Update to match.
8426
8427 * LANGUAGES: Add note about change.
8428
8429 2004-09-17 Diego Novillo <dnovillo@redhat.com>
8430
8431 PR tree-optimization/17319
8432 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
8433 examine pointers on the LHS of an assignment.
8434 (collect_points_to_info_r): Handle RETURN_EXPR.
8435
8436 2004-09-17 Jeff Law <law@redhat.com>
8437
8438 * tree-ssa-dom.c (const_and_copies_stack): New.
8439 (dom_walk_block_data): Remove const_and_copies field.
8440 (record_const_or_copy): No longer need to pass in varray_type *.
8441 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
8442 Callers updated.
8443 (record_equality): Similarly.
8444 (restore_vars_to_original_value): Similarly. Revamp to use new
8445 single global stack rather than per-block stacks.
8446 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
8447 (thread_across_edge): Remove now unused parameters.
8448 (dom_opt_initialize_block_local_data): No longer test the block
8449 local CONST_AND_COPIES.
8450 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
8451
8452 2004-09-17 Jan Hubicka <jh@suse.cz>
8453
8454 PR tree-optimization/17509
8455 * tree-optimize.c (update_inlined_to_pointers): New function.
8456 (tree_rest_of_compilation): Use it.
8457
8458 2004-09-17 Devang Patel <dpatel@apple.com>
8459
8460 * dbxout.c (get_lang_number): New.
8461 (dbxout_init): Include lang number in N_SO stab.
8462 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
8463 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
8464
8465 2004-09-17 Diego Novillo <dnovillo@redhat.com>
8466
8467 PR tree-optimization/17273
8468 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
8469 replacement is a constant.
8470
8471 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
8472
8473 * c-tree.h (enum c_typespec_keyword): New.
8474 (struct c_declspecs): Adjust description of "type". Remove
8475 specbits, explicit_int_p and explicit_char_p. Rename
8476 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
8477 short_p, signed_p, unsigned_p and complex_p.
8478 (finish_declspecs): New.
8479 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
8480 typename): Call finish_declspecs.
8481 * c-decl.c (finish_declspecs): New.
8482 (declspecs_add_type): Check for combinations which cannot occur in
8483 valid specifier lists. Update comments.
8484 (shadow_tag_warned): Remove checks done in finish_declspecs.
8485 Don't report useless type name if type defaulted to int.
8486 (grokdeclarator): Remove checks and actions done in
8487 finish_declspecs. Don't allow for type being NULL. Update for
8488 datastructures changes. Initialize decl_attr.
8489 (build_null_declspecs, quals_from_declspecs): Update for
8490 datastructures changes.
8491
8492 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
8493
8494 * doc/extend.texi: Fix duplicated word.
8495
8496 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
8497
8498 * doc/invoke.texi: Remove stray explanation on
8499 -freduce-all-givs and -fmove-all-movables.
8500
8501 2004-09-17 James Morrison <phython@gcc.gnu.org>
8502
8503 * doc/cfg.texi: Use @smallexample.
8504 * doc/md.texi: Likewise.
8505 * doc/tree-ssa.texi: Likewise.
8506 * doc/extend.texi: Likewise. Use @r{} in comments.
8507 * doc/trouble.texi: Use @r{} in comments.
8508
8509 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
8510
8511 * configure.ac (gcc_cv_gld_version): Handle whitespace before
8512 "VERSION=".
8513 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
8514 * configure: Regenerate.
8515
8516 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
8517
8518 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
8519 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
8520 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
8521 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
8522 slashes in substitutions.
8523 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
8524
8525 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
8526
8527 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
8528 gimplify.c, lambda-code.c, optabs.c, predict.c,
8529 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
8530 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
8531 conventions.
8532
8533 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
8534
8535 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
8536 doc/extend.texi, doc/install.texi, doc/invoke.texi,
8537 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
8538 doc/trouble.texi: Use @option around options.
8539
8540 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
8541
8542 * Makefile.in (gen-protos.o): Depend on errors.h.
8543
8544 2004-09-17 Steven Bosscher <stevenb@suse.de>
8545
8546 PR tree-optimization/17513
8547 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
8548 for successors of the entry block.
8549
8550 2004-09-17 Uros Bizjak <uros@kss-loka.si>
8551
8552 PR rtl-optimization/15187
8553 * ifcvt.c (noce_try_cmove_arith): Exit early if total
8554 insn_rtx_cost of both branches > BRANCH_COST
8555
8556 2004-09-16 Diego Novillo <dnovillo@redhat.com>
8557
8558 PR tree-optimization/17528
8559 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
8560 erase the may-alias set for a tag when merging it with
8561 another.
8562
8563 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
8564
8565 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
8566 for 32-bit TARGET_SHMEDIA.
8567 (call_value): Likewise.
8568
8569 2004-09-16 Diego Novillo <dnovillo@redhat.com>
8570
8571 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
8572 test apply only to TREE_STATIC and DECL_EXTERNAL.
8573
8574 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8575
8576 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
8577 * basic-block.h (get_dominated_by_region): Declare.
8578 * dominance.c (get_dominated_by_region): New function.
8579 * tree-cfg.c: Include cfglayout.h.
8580 (tree_duplicate_bb): Duplicate also phi nodes.
8581 (struct ssa_name_map_entry): New type.
8582 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
8583 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
8584 allocate_ssa_names, rewrite_to_new_ssa_names_def,
8585 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
8586 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
8587 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
8588 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
8589 rewrite_to_new_ssa_names, allocate_ssa_names,
8590 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
8591 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
8592 (copy_loop_headers): Use tree_duplicate_sese_region.
8593
8594 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
8595
8596 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
8597
8598 2004-09-16 Jeff Law <law@redhat.com>
8599
8600 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
8601 (rewrite_block_data): Remove, no longer used.
8602 (rewrite_initialize_block_local_data): Remove, no longer used.
8603 (rewrite_initialize_block): Mark parameters as unused as needed.
8604 Change references to the block local block_defs to be block_defs_stack.
8605 Push a marker onto the block_defs_stack.
8606 (ssa_rewrite_initialize_block): Similarly.
8607 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
8608 (ssa_register_new_def): No longer needs varray argument. Use
8609 block_defs_stack instead. No longer handle possibly null block_defs
8610 varray. Reverse order of items we push on the stack to make it
8611 easier to identify our marker.
8612 (register_new_def): No longer handle possibly null block_defs
8613 varray.
8614 (rewrite_finalize_block): Revamp to look for markers in the global
8615 block_defs_stack varray rather than wiping a block local varray.
8616 Mark arguments as unused as needed.
8617 (ssa_rewrite_finalize_block): Similarly.
8618 (rewrite_into_ssa): Update initialization of dom walker structure
8619 to reflect that we don't need block local data anymore. Initialize
8620 the block_defs_stack varray.
8621 (rewrite_ssa_into_ssa): Similarly.
8622 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
8623 (struct dom_walk_data): Kill block_defs field.
8624 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
8625 (thread_across_edge): Use the global block_defs_stack instead of
8626 the old block_defs varray.
8627 (dom_opt_initialize_block_local_data): Update now that we don't have
8628 block_defs field to check anymore.
8629 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
8630 (restore_currdefs_to_original_value): Use the new block_defs_stack
8631 instead of a block local varray.
8632 (dom_opt_finalize_block): Similarly.
8633 (record_equivalencs_from_phis): Similarly.
8634 (optimize_stmt, register_definitions_for_stmt): Similarly.
8635
8636 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
8637
8638 PR tree-optimization/17517
8639 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8640 coalesce same-root variables without checking for abnormal PHI usage.
8641
8642 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
8643
8644 * cfgloop.h (duplicate_loop): Add prototype.
8645 * cfgloopmanip.c (duplicate_loop): Make non-static.
8646 * lambda-code.c (perfect_nestify): Factor out test whether
8647 we can handle this loop into separate function.
8648 Call it.
8649 (can_convert_to_perfect_nest): New function.
8650 (replace_uses_of_x_with_y): Add modify_stmt call.
8651 * tree-loop-linear.c (linear_transform_loops): Call
8652 rewrite_into_loop_closed_ssa and free_df.
8653
8654 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
8655
8656 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
8657 loop invariant as well.
8658 (perfect_nestify): new function.
8659 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
8660 upper bounds, and steps.
8661 Set outerinductionvar properly.
8662 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
8663 parameters.
8664 Return NULL if we need a perfect loop and can't make one.
8665 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
8666 (not_interesting_stmt): New function.
8667 (phi_loop_edge_uses_def): Ditto.
8668 (stmt_uses_phi_result): Ditto.
8669 (stmt_is_bumper_for_loop): Ditto.
8670 (perfect_nest_p): Ditto.
8671 (nestify_update_pending_stmts): Ditto.
8672 (replace_uses_of_x_with_y): Ditto.
8673 (stmt_uses_op): Ditto.
8674 (perfect_nestify): Ditto.
8675 * lambda-mat.c (lambda_matrix_id_p): New function.
8676 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
8677 * lambda.h: Update prototypes.
8678 * tree-loop-linear (linear_transform_loop): Use new
8679 perfect_nest_p. Detect and ignore identity transform.
8680 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
8681
8682 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
8683
8684 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
8685 Gather also strides of accessed data. Pass in the data references
8686 array.
8687 (try_interchange_loops): Add a new heuristic for handling the temporal
8688 locality. Pass in the data references array.
8689 (linear_transform_loops): Pass the data references array to
8690 try_interchange_loops.
8691
8692 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
8693
8694 * doc/invoke.texi: Fix typos. Follow spelling conventions.
8695
8696 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
8697
8698 * doc/c-tree.texi (Classes): Remove index entries for
8699 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
8700
8701 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8702
8703 * fold-const.c (fold): Fold difference of addresses.
8704 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
8705 get_inner_reference.
8706 * tree-ssa-loop-ivopts.c (peel_address): Removed.
8707 (ptr_difference_const): Moved to fold-const.c.
8708 (split_address_cost): Use get_inner_reference instead of peel_address.
8709 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
8710 * tree.h (ptr_difference_const): Export.
8711
8712 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
8713 variable type to the dump. Fix indentation.
8714 (idx_find_step): Handle nonconstant array_ref_element_size and
8715 array_ref_low_bound.
8716 (idx_record_use): Handle array_ref_element_size and
8717 array_ref_low_bound.
8718 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
8719 statements correctly.
8720 (get_computation_at, iv_value): Do not unshare expressions here.
8721 (rewrite_use_outer): Unshare the expression before it is emitted
8722 to code.
8723 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
8724 Moved to tree.c.
8725 * tree.c (unsigned_type_for, signed_type_for): Moved from
8726 tree-ssa-loop-niter.c. Use langhooks.
8727 * tree.h (signed_type_for): Export.
8728
8729 2004-09-16 David Edelsohn <edelsohn@gnu.org>
8730
8731 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
8732 prototype.
8733
8734 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
8735
8736 PR target/11572
8737 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
8738 Add two parameters to extra_includes.
8739 (C_INCPATH_INIT): Remove.
8740 * c-incpath.c (register_include_chains): Call extra_pre_includes
8741 before adding the standard include directory.
8742 Update call to extra_includes.
8743 (!defined TARGET_EXTRA_INCLUDES): Update
8744 hook_void_charptr_charptr_int and add !define
8745 TARGET_EXTRA_PRE_INCLUDES.
8746 (!define TARGET_EXTRA_INCLUDES): Define as
8747 hook_void_charptr_charptr_int.
8748 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
8749 (target_c_incpath): Always declare.
8750 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
8751 empty function.
8752 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
8753 * config/darwin.h: (darwin_register_frameworks): Update for
8754 the two new parameters.
8755 (darwin_register_objc_includes): Add prototype.
8756 (TARGET_EXTRA_PRE_INCLUDES): Define.
8757 * config/darwin-c.c (darwin_register_objc_includes): New function.
8758 (darwin_register_frameworks): Update for the two new parameters.
8759 (target_c_incpath): Remove.
8760 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
8761 the compile line.
8762 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
8763 parameters.
8764 (TARGET_EXTRA_PRE_INCLUDES): Document.
8765
8766 * gcc.c (spec_function): Add replace-outfile.
8767 (replace_outfile_spec_function): New function.
8768 * config/darwin.h (LINK_SPEC): Add replace
8769 -lobjc with -lobjc-gnu if -fgnu-runtime is
8770 supplied.
8771 * invoke.texi (replace-outfile): Document.
8772
8773 2004-09-13 Jan Hubicka <jh@suse.cz>
8774
8775 * predict.c (expr_expected_value, strip_builtin_expect): New function.
8776 (tree_predict_by_opcode): Use it.
8777 (tree_estimate_probability): Add, for now disabled,
8778 strip_builtin_expect call.
8779
8780 2004-09-15 James E Wilson <wilson@specifixinc.com>
8781
8782 PR target/17455
8783 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
8784 if current_function_decl is a sibcall.
8785
8786 2004-09-15 Mark Mitchell <mark@codesourcery.com>
8787
8788 * varasm.c (default_function_rdodata_section): Make sure to pass
8789 along a decl for a link-once section.
8790
8791 2004-09-15 Richard Henderson <rth@redhat.com>
8792
8793 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
8794 warning with code disable. Fix formatting.
8795
8796 2004-09-15 Steven Bosscher <stevenb@suse.de>
8797
8798 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
8799 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
8800 after propagating into an ADDR_EXPR.
8801
8802 2004-09-15 Andrew Pinski <apinski@apple.com>
8803
8804 PR rtl-opt/17427
8805 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
8806 Move it out of gcc_assert.
8807
8808 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
8809
8810 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
8811 except.c, fold-const.c, function.c, langhooks.c, params.c,
8812 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
8813 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
8814 for quoting in diagnostics going through pretty-print.c. Use ''
8815 for quoting in other diagnostic text.
8816 * langhooks.c: Include intl.h. Mark text locating diagnostics for
8817 translation.
8818 * Makefile.in (langhooks.o): Update dependencies.
8819 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
8820 formats.
8821
8822 2004-09-15 Mark Mitchell <mark@codesourcery.com>
8823
8824 * configure.ac: Check for COMDAT support. Robustify check for
8825 SHF_MERGE support.
8826 * configure: Regenerated.
8827 * config.in: Likewise.
8828 * langhooks-def.h (lhd_comdat_group): New function.
8829 (LANG_HOOKS_COMDAT_GROUP): New macro.
8830 (LANG_HOOKS_DECLS): Use it.
8831 * langhooks.c (lhd_comdat_group): Define.
8832 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
8833 * output.h (named_section_flags): Make it a macro.
8834 (named_section_real): New function.
8835 (default_no_named_section): Add decl parameter.
8836 (default_elf_asm_named_section): Likewise.
8837 (default_coff_asm_named_section): Likewise.
8838 (default_pe_asm_named_section): Likewise.
8839 * target.h (gcc_target): Adjust type of named_section.
8840 * varasm.c (named_section_flags): Rename to named_section_real.
8841 Add decl parameter.
8842 (default_no_named_section): Add decl parameter.
8843 (default_elf_asm_named_section): Use COMDAT, if available. Deal
8844 with the case that ASM_COMMENT_START is "@".
8845 (default_coff_asm_named_section): Add decl parameter.
8846 (default_pe_asm_named_section): Likewise.
8847 * config/alpha/alpha.c (vms_asm_named_section): Add decl
8848 parameter.
8849 (unicosmk_asm_named_section): Likewise.
8850 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
8851 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
8852 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
8853 * config/cris/cris-protos.h (cris_target_asm_named_section):
8854 Likewise.
8855 * config/cris/cris.c (cris_target_asm_named_section):
8856 Likewise.
8857 * config/darwin/darwin-protos.h (darwin_asm_named_section):
8858 Likewise.
8859 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
8860 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
8861 * config/i386/i386-protos.h (i386_pe_asm_named_section):
8862 Likewise.
8863 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
8864 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
8865 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
8866 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
8867 Likewise.
8868 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
8869 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
8870 * cp/cp-tree.h (cxx_comdat_group): Declare.
8871 * cp/decl.c (cxx_comdat_group): New function.
8872
8873 2004-09-15 Jan Hubicka <jh@suse.cz>
8874
8875 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
8876 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
8877
8878 * tree-cfg.c (remove_bb): Release SSA defs.
8879
8880 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
8881
8882 * doc/tm.texi: Follow spelling conventions.
8883
8884 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
8885
8886 * tree-ssa-dom.c: Fix comment typos.
8887
8888 2004-09-15 Alan Modra <amodra@bigpond.net.au>
8889
8890 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
8891 include ccr.
8892 (ppc_fallback_frame_state): Save location of CR.
8893
8894 2004-09-15 Jakub Jelinek <jakub@redhat.com>
8895
8896 * expr.c (string_constant): Handle also read-only variables
8897 initialized to string literals.
8898
8899 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
8900 into memcpy (x, y, 1) if memcpy can be expanded inline.
8901
8902 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8903
8904 PR tree-optimization/17468
8905 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
8906 definition inside a block precede uses.
8907 * tree-tailcall.c (adjust_return_value): Emit statements in the
8908 correct order.
8909
8910 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
8911
8912 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
8913
8914 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
8915
8916 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
8917
8918 2004-09-14 Jeff Law <law@redhat.com>
8919
8920 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
8921 (struct dom_walk_block_data): Remove avail_exprs member.
8922 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
8923 (lookup_avail_expr): No longer need to pass in address of
8924 the block local available exprs stack. All callers changed.
8925 (simplify_cond_and_lookup_avail_expr): Similarly.
8926 (simplify_switch_and_lookup_avail_expr): Similarly.
8927 (get_eq_expr_value, record_cond): Likewise.
8928 (record_dominating_conditions): Likewise.
8929 (update_rhs_and_lookup_avail_expr): Likewise.
8930 (record_equivalences_from_stmt): Likewise.
8931 (dom_opt_initialize_block_local_data): No longer test state of
8932 block local avail_exprs.
8933 (dom_opt_initialize_block): Mark unwind point in the global
8934 avail_expr stack.
8935 (remove_expressions_from_table): Update to unwind to the
8936 most recent unwind marker in the global avail_expr stack.
8937 All callers changed.
8938 (dom_opt_finalize_block): Mark unwind point in the global
8939 avail_expr stack as needed.
8940 (record_cond): Push elements into the global avail_exprs stack.
8941
8942 * tree-dfa.c (free_df_for_stmt): No longer static.
8943 (free_df): Update comments.
8944 * tree-flow.h (free_df_for_stmt): Prototype.
8945 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
8946 call release_defs.
8947
8948 2004-09-14 Diego Novillo <dnovillo@redhat.com>
8949
8950 PR tree-optimization/17252
8951 * tree-ssa-alias.c (may_alias_p): Don't assume that a
8952 pointer may not point to itself when using relaxed
8953 aliasing rules.
8954
8955 2004-09-14 Richard Henderson <rth@redhat.com>
8956
8957 PR middle-end/17397
8958 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
8959 while folding <ADDR_EXPR <INDIRECT_REF X>>.
8960
8961 2004-09-14 Andrew Pinski <apinski@apple.com>
8962
8963 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
8964 sets of the pointers but the aliasing sets of what they point to.
8965
8966 2004-09-14 Roger Sayle <roger@eyesopen.com>
8967
8968 PR rtl-optimization/9771
8969 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
8970 conditional compilation in init_reg_sets_1.
8971 (init_reg_sets_1): Let global_regs[i] take priority over the frame
8972 (but not stack) pointer exceptions to regs_invalidated_by_call.
8973 (globalize_reg): Globalizing a fixed register may need to update
8974 regs_invalidated_by_call.
8975
8976 2004-09-14 Diego Novillo <dnovillo@redhat.com>
8977
8978 PR tree-optimization/15262
8979 * tree-dfa.c (dump_variable): Also print the type of the
8980 variable.
8981 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
8982 memory tags are of conflicting alias sets but have no aliased
8983 symbols in common, add one tag to the alias set of the other.
8984 (setup_pointers_and_addressables): Remove hack to deal with
8985 programs with no aliased symbols.
8986 (may_alias_p): Don't special case aggregate types.
8987
8988 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
8989
8990 PR c/15498
8991 * doc/invoke.texi (Environment Variables): Correct example locale.
8992
8993 2004-09-14 Jan Hubicka <jh@suse.cz>
8994
8995 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
8996
8997 2004-09-14 Mark Mitchell <mark@codesourcery.com>
8998
8999 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
9000
9001 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
9002
9003 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
9004 restrict_p.
9005 (struct c_declarator): Change u.array.quals and pointer_quals to
9006 int. Add u.array.attrs.
9007 (quals_from_declspecs): New.
9008 * c-decl.c (quals_from_declspecs): New.
9009 (shadow_tag_warned): Give more specific message for useless type
9010 qualifiers.
9011 (build_array_declarator, set_array_declarator_inner,
9012 grokdeclarator, make_pointer_declarator, build_null_declspecs,
9013 declspecs_add_qual): Update for changed structures.
9014
9015 2004-09-14 Jeff Law <law@redhat.com>
9016
9017 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
9018 to a global varray.
9019 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
9020 (dom_opt_initialize_block_local_data): No longer test state
9021 of stmts_to_rescan.
9022 (dom_opt_finalize_block): Update due to change in scope of
9023 stmts_to_rescan.
9024 (optimize_stmt): Similarly.
9025
9026 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
9027
9028 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
9029 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
9030 comment typos. Follow spelling conventions.
9031
9032 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
9033
9034 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
9035 config/i386/predicates.md, config/sparc/sparc.c: Follow
9036 spelling conventions.
9037
9038 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9039 Steven Bosscher <stevenb@suse.de>
9040
9041 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
9042 * basic-block.h (struct reorder_block_def): Add copy_number field.
9043 * cfgloop.h (biv_p): Declare.
9044 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
9045 * common.opt (fsplit-ivs-in-unroller): New flag.
9046 * loop-iv.c (biv_p): New function.
9047 * loop-unroll.c: Include hashtab.h and recog.h.
9048 (struct iv_to_split, struct split_ivs_info): New types.
9049 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
9050 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
9051 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
9052 insert_base_initialization, split_iv): New functions.
9053 (peel_loop_completely, unroll_loop_constant_iterations,
9054 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
9055 Use them.
9056 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
9057
9058 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9059
9060 * tree-cfg.c (thread_jumps): Update dominators correctly in
9061 case destination of threaded edge dominates its source.
9062
9063 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9064
9065 * unroll.c: Removed.
9066 * loop.h: Removed.
9067 * Makefile.in (LOOP_H, unroll.o): Removed.
9068 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
9069 dependency.
9070 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
9071 reference.
9072 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
9073 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
9074 * loop.c: Do not include loop.h.
9075 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
9076 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
9077 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
9078 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
9079 struct loop_regs, struct loop_movables, struct loop_info): Moved
9080 from loop.h.
9081 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
9082 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
9083 find_common_reg_term, loop_iterations, final_giv_value): Moved
9084 from unroll.c.
9085 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
9086 loop_dump_stream, for_each_insn_in_loop, express_from,
9087 extend_value_for_giv, loop_iv_add_mult_emit_before,
9088 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
9089 loop_insn_first_p, get_condition_for_loop,
9090 loop_insn_emit_before, loop_insn_hoist,
9091 loop_insn_sink): Made static.
9092 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
9093 reference.
9094 (strength_reduce): Do not call unroller.
9095 (record_giv): Do not initialize unrolled field.
9096 (prescan_loop): Do not set loop_info->preconditioned.
9097 * passes.c: Do not include loop.h.
9098 (rest_of_handle_loop_optimize): Do not call unroller.
9099 * predict.c: Do not include loop.h.
9100 * rtl.h (NOTE_PRECONDITIONED): Removed.
9101 * stmt.c: Do not include loop.h.
9102 * toplev.c: Do not include loop.h.
9103 (process_options): Do not handle flag_old_unroll_loops.
9104
9105 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
9106 Documentation removed.
9107 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
9108
9109 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
9110
9111 * Makefile.in (STAGE1_CHECKING): New variable.
9112 (stage1_build): Use it.
9113 * tree-ssa.c (verify_ssa): Preserve state of dominance
9114 information.
9115
9116 2004-09-14 Uros Bizjak <uros@kss-loka.si>
9117
9118 * config/i386/i386.c (output_fp_compare): Add generation
9119 of ftst instruction.
9120 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
9121 Use output_fp_compare () function.
9122 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
9123 (fix_truncdi_memory): Remove operands[5] copy.
9124
9125 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
9126
9127 * config/m32r/m32r.md, config/m68k/m68kelf.h,
9128 config/mcore/mcore.md, config/rs6000/linux64.h,
9129 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
9130 typos.
9131
9132 2004-09-13 James E Wilson <wilson@specifixinc.com>
9133
9134 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
9135 * gen-protos.c: Include errors.h.
9136 (progname): Delete.
9137
9138 2004-09-14 Jan Hubicka <jh@suse.cz>
9139
9140 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
9141 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
9142 (predict_loops): Use number_of_iterations_exit to predict
9143 number of iterations on trees.
9144
9145 2004-09-13 Dale Johannesen <dalej@apple.com>
9146
9147 PR 17408
9148 PR 17409
9149 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
9150 objects declared extern.
9151
9152 2004-09-14 Paul Brook <paul@codesourcery.com>
9153
9154 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
9155 HOST_WIDE_INT.
9156
9157 2004-09-13 Daniel Jacobowitz <dan@debian.org>
9158
9159 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
9160 Only use TYPE_BINFO for aggregates.
9161
9162 2004-09-13 Daniel Jacobowitz <dan@debian.org>
9163
9164 * expmed.c (synth_mult): Initialize latency. Check cost before
9165 checking ops count.
9166
9167 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
9168
9169 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
9170 add_call_clobber_ops and add_call_read_ops.
9171 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
9172 the number of vdefs and vuses inserted based on analysis of global
9173 variables across calls. * tree-dfa.c (find_referenced_vars):
9174 Needed to reset static var maps before each function is compiled.
9175 * cgraphunit.c:
9176 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
9177 static_vars_info,functions_to_static_vars_info,module_statics_escape,
9178 all_module_statics,searchc_env,dfs_info): New fields to support
9179 analysis of static global variables.
9180 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
9181 cgraph_reset_static_var_maps, get_global_static_vars_info,
9182 get_global_statics_not_read, get_global_statics_not_written,
9183 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
9184 check_rhs_var, check_lhs_var, get_asm_expr_operands,
9185 process_call_for_static_vars, scan_for_static_refs,
9186 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
9187 clear_static_vars_maps, cgraph_propagate_bits,
9188 cgraph_characterize_statics): New. Functions to support analysis
9189 of static global variables.
9190 (cgraph_mark_local_and_external_functions): Renamed from:
9191 (cgraph_mark_local_functions)
9192 (cgraph_expand_all_functions): Remove call to
9193 cgraph_mark_local_and_external_functions.
9194 (cgraph_optimize): Added driver to analyze static variables whose
9195 scope is within the compilation unit. * cgraph.h (struct
9196 cgraph_local_info, GTY): Added statics_read, statics_written,
9197 local, calls_read_all, calls_write_all, for_functions_valid.
9198 (struct cgraph_node): Added next_cycle. * cgraph.c
9199 (dump_cgraph_node): Added print routines for new fields. *
9200 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
9201 list.
9202
9203 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
9204
9205 * c-decl.c (grokdeclarator): Correct comments about where storage
9206 class specifiers are rejected by grammar and add corresponding
9207 asserts. Diagnose typedefs and parameters declared inline.
9208 Change warning for inline main to a pedwarn. Only diagnose inline
9209 main if hosted.
9210 (declspecs_add_scspec): Allow duplicate "inline".
9211
9212 2004-09-13 Steve Ellcey <sje@cup.hp.com>
9213
9214 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
9215 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
9216
9217 2004-09-13 Richard Henderson <rth@redhat.com>
9218
9219 PR 17436
9220 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
9221 (tree_type): Replace spare with contains_placeholder_bits.
9222 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
9223 make static. Remove seen_types list.
9224 (type_contains_placeholder_p): New.
9225
9226 2004-09-13 James E Wilson <wilson@specifixinc.com>
9227
9228 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
9229 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
9230 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
9231 bdesc_arrays instead of mips_bdesc.
9232 (mips_init_builtins): Likewise.
9233 * config/mips/mips.h (TARGET_SB1): New.
9234 (HAVE_SQRT_P): Delete.
9235 * config/mips/mips.md (divide_condition): Support V2SF.
9236 (sqrt_condition, recip_condition): New.
9237 (div<mode>3): Use ANYF instead of SCALARF.
9238 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
9239 MODE.
9240 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
9241 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
9242 instead of MODE.
9243 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
9244 instead of SCALARF. Use UNITMODE instead of MODE.
9245
9246 2004-09-13 Zack Weinberg <zack@codesourcery.com>
9247
9248 * config.in: Regenerate after removal of libbanshee.
9249
9250 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
9251
9252 PR tree-optimization/17400
9253 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9254 coalesce partitions when one occurs in an abnormal PHI.
9255
9256 2004-09-13 Andrew Pinski <apinski@apple.com>
9257
9258 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
9259 name to _new_size.
9260
9261 2004-09-13 Richard Henderson <rth@redhat.com>
9262
9263 PR inline-asm/6806
9264 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
9265 (cselib_invalidate_rtx_note_stores): New.
9266 (cselib_record_sets, cselib_process_insn): Update to match.
9267 * cselib.h (cselib_invalidate_rtx): Declare.
9268 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
9269
9270 2004-09-13 Richard Henderson <rth@redhat.com>
9271
9272 PR tree-opt/10528
9273 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
9274 after copying its argument.
9275
9276 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
9277
9278 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
9279 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
9280 in diagnostics. Use %' for English apostrophes.
9281 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
9282 (pedwarn_c90, pedwarn_c99): Use it.
9283 * c-decl.c (lookup_label): Quote label name in diagnostic.
9284 * c-parse.in (yyprint): Use ' instead of ` for left quote.
9285 * c-typeck.c (warn_for_assignment): Likewise.
9286
9287 2004-09-13 Jan Hubicka <jh@suse.cz>
9288
9289 * i386.c (x86_schedule): New global variable.
9290 (override_options): Disable scheduling when not supported.
9291 * i386.h (x86_schedule): Declare.
9292 (TARGET_SCHEDULE): New macro.
9293
9294 2004-09-12 Richard Henderson <rth@redhat.com>
9295
9296 PR c++/16254
9297 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
9298 * tree.c, tree.h (has_cleanups): Remove.
9299
9300 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9301
9302 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
9303 arguments of the phi nodes correctly.
9304
9305 2004-09-12 Jan Hubicka <jh@suse.cz>
9306
9307 * ggc-common.c (cmp_statistics): Fix sorting.
9308
9309 2004-09-12 David Edelsohn <edelsohn@gnu.org>
9310
9311 PR target/16795
9312 * expmed.c (expand_divmod): If cheap power of 2 divide is
9313 available, use it for negative constant as well.
9314
9315 2004-09-12 Andrew Pinski <apinski@apple.com>
9316
9317 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
9318 size of 0.
9319
9320 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
9321
9322 2004-09-12 Richard Henderson <rth@redhat.com>
9323
9324 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
9325 or minus one.
9326 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
9327 post-reload, and scratch NULL.
9328 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
9329 (x86_shift_adj_2): Use ix86_expand_clear.
9330 (ashldi3): Remove CMOVE expansion difference.
9331 (ashldi3_1): Remove.
9332 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
9333 add constraints for immediates. New peephole for split-with-temp.
9334 Run splitter after peep2 pass.
9335 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
9336 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
9337 (setcc_2): Rename with *.
9338 * config/i386/predicates.md (reg_or_pm1_operand): New.
9339 (ashldi_input_operand): New.
9340
9341 2004-09-12 Richard Henderson <rth@redhat.com
9342
9343 * print-rtl.c (print_decl_name): New.
9344 (print_mem_expr): Use it.
9345
9346 2004-09-12 Richard Henderson <rth@redhat.com
9347
9348 PR 17186, part deux
9349 * except.c (sjlj_emit_function_exit): Fix logic locating
9350 sjlj_exit_after in final block.
9351
9352 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
9353
9354 * common.opt: Remove flags -fmove-all-movables and
9355 -freduce-all-givs.
9356 * loop-invariant.c (find_invariants_to_move):
9357 Remove all uses of flag_move_all_movables.
9358 * loop.c (move_movables): Remove all uses of
9359 flag_move_all_movables.
9360 (strength_reduce): Remove all uses of
9361 flag_reduce_all_givs.
9362 * doc/invoke.texi: Remove documentation of flags
9363 -fremove-all-movables and -freduce-all-givs.
9364
9365 2004-09-11 Roger Sayle <roger@eyesopen.com>
9366
9367 PR middle-end/17411
9368 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
9369 change. elt->type may be a floating point type, so use fold_convert.
9370
9371 2004-09-11 Geoffrey Keating <geoffk@apple.com>
9372
9373 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
9374 the thing referenced as used, not the stub itself.
9375
9376 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
9377
9378 * c-tree.h (enum c_storage_class): New.
9379 (struct c_declspecs): Add storage_class, inline_p and thread_p.
9380 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
9381 declarations and "auto" or "register" in file scope empty
9382 declarations. Give more specific warnings for other cases of
9383 storage class specifiers in empty declarations.
9384 (grokdeclarator): Update for new structures. Don't check for
9385 multiple storage classes. Diagnose file-scope "register" if
9386 pedantic.
9387 (build_null_declspecs): Update.
9388 (declspecs_add_scspec): Update. Diagnose multiple storage class
9389 specifiers and invalid uses of "__thread".
9390
9391 2004-09-11 Zack Weinberg <zack@codesourcery.com>
9392
9393 * tree.c (tree_code_size): New function, bulk of code from tree_size.
9394 (tree_size, make_node): Use it.
9395 * tree-ssa-pre.c (init_pre): Use it.
9396 * tree.h: Prototype it.
9397
9398 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9399
9400 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
9401 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
9402 redirect_immediate_use): Use PHI_DF.
9403 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
9404 (bb_for_stmt): Use PHI_BB.
9405 (get_immediate_uses): Use PHI_DF.
9406 * tree-ssa-dse.c (max_stmt_uid): New variable.
9407 (get_stmt_uid): New function.
9408 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
9409 node annotations.
9410 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
9411 (max_uid): Renamed to max_stmt_uid.
9412 (get_stmt_uid): New function.
9413 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
9414 phi node annotations.
9415 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
9416 * tree.h (PHI_BB, PHI_DF): New accessor functions.
9417 (struct tree_phi_node): Add bb and df fields.
9418
9419 2004-09-11 Richard Henderson <rth@redhat.com>
9420
9421 PR middle-end/17416
9422 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
9423 in conflict loop.
9424
9425 2004-09-11 Jan Hubicka <jh@suse.cz>
9426
9427 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
9428 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
9429 * i386.md (i387_cw): Add 'uninitialized' mode.
9430
9431 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
9432 (output_location): Break out from ....
9433 (branch_prob): ... here; handle gcov output on trees.
9434 * toplev.c (process_options): No longer be sorry about coverage for
9435 trees.
9436
9437 2004-09-11 Steven Bosscher <stevenb@suse.de>
9438
9439 PR c++/17412
9440 * fold-const.c (fold): Do not try to fold the operand of a
9441 CLEANUP_POINT_EXPR if that operand does itself not have any
9442 operands.
9443
9444 PR middle-end/17417
9445 * langhooks.c (lhd_decl_printable_name): Make sure that this
9446 function is called with is a decl node that has an identifier.
9447 * tree-pretty-print.c (dump_function_name): New function to
9448 wrap PRINT_FUNCTION_NAME and dump_decl_name.
9449 (print_call_name): Use it.
9450
9451 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
9452
9453 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
9454 "config.h" if not.
9455
9456 2004-09-11 Jakub Jelinek <jakub@redhat.com>
9457
9458 * tree-ssa-alias.c (collect_points_to_info_r): Handle
9459 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
9460 to OFFSET.
9461
9462 2004-09-11 Richard Henderson <rth@redhat.com>
9463
9464 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
9465 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
9466 operand of the ADDR_EXPR.
9467 (expand_expr_real_1): Update to match.
9468
9469 2004-09-11 David Edelsohn <edelsohn@gnu.org>
9470
9471 PR target/17277
9472 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
9473 choose 64-bit version.
9474
9475 2004-09-11 Richard Henderson <rth@redhat.com>
9476
9477 PR c/17396
9478 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
9479
9480 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
9481
9482 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
9483 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
9484 Insert @: after i.e. or e.g.
9485
9486 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9487
9488 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
9489 D.xxx rather than <Dxxx>.
9490
9491 2004-09-10 Adam Nemet <anemet@lnxw.com>
9492
9493 * configure.ac (AC_MSG_CHECKING(what linker to use)):
9494 in_tree_ld_is_elf should be true for LynxOS.
9495 * configure: Regenerate.
9496
9497 2004-09-10 Adam Nemet <anemet@lnxw.com>
9498
9499 * Makefile.in (all.cross): Add srcextra.
9500
9501 2004-09-10 Roger Sayle <roger@eyesopen.com>
9502
9503 PR middle-end/17024
9504 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
9505 floating point comparison operators. Change aborts to gcc_asserts.
9506
9507 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9508
9509 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
9510
9511 2004-09-10 James E Wilson <wilson@specifixinc.com>
9512
9513 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
9514 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
9515
9516 * convert.c (convert_to_vector): Replace recursive call with
9517 error_mark_node.
9518
9519 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
9520 Add integer argument named constant. Use const_tiny_rtx instead of
9521 CONST0_RTX.
9522 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
9523 and CONST1_RTX.
9524 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
9525 vector types.
9526 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
9527 of gen_rtx_raw_CONST_VECTOR.
9528
9529 2004-09-10 Eric Christopher <echristo@redhat.com>
9530
9531 PR c/16046
9532 * c-parse.in (attribute): Add NULL_TREE for error case
9533 for error recovery.
9534
9535 2004-09-10 Zack Weinberg <zack@codesourcery.com>
9536
9537 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
9538 (extract_interface_info): Delete prototype.
9539 * c-decl.c (extract_interface_info): Delete stub.
9540 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
9541 it's not already been done ...
9542 (init_c_lex): ... not here.
9543 (fe_file_change): Don't call extract_interface_info.
9544
9545 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
9546
9547 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
9548 typedef_p and typedef_signed_p.
9549 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
9550 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
9551 Check typedef_p and typedef_signed_p, not typedef_decl.
9552 (grokfield): Check typedef_p, not typedef_decl.
9553 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
9554 not typedef_decl.
9555 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
9556 typedef_decl.
9557
9558 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9559
9560 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
9561
9562 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9563
9564 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
9565 temporary variables.
9566
9567 * dbxout.c (dbxout_block): Update for
9568 current_function_func_begin_label a string.
9569 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
9570 * except.c (dw2_output_call_site_table): Likewise.
9571 * toplev.c (current_function_func_begin_label): Likewise.
9572 * tree.h (current_function_func_begin_label): Likewise.
9573 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
9574
9575 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
9576 loop.
9577
9578 * config/darwin.c: Include target.h.
9579 (struct machopic_indirection): Make ptr_name a string.
9580 (machopic_indirection_hash): Update for ptr_name a string.
9581 (machopic_indirection_eq): Likewise.
9582 (machopic_indirection_name): Likewise.
9583 (machopic_output_indirection): Likewise.
9584 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
9585 string. Don't expect stub names to be in the identifier hash table.
9586 Do call strip_name_encoding before looking up entry in ID hash table.
9587 * config/t-darwin (darwin.o): Add target.h to dependencies.
9588
9589 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
9590 of fprintf for register names.
9591
9592 * output.h (unlikely_section_label): Delete declaration.
9593 (unlikely_text_section_name): Likewise.
9594 * varasm.c (unlikely_section_label_printed): Make static.
9595 (unlikely_section_label): Likewise.
9596 (unlikely_text_section_name): Likewise.
9597 (assemble_start_function): Use reconcat.
9598
9599 * rtl.def (REG): Add comment to describe third field.
9600
9601 2004-09-10 Andrew Pinski <apinski@apple.com>
9602
9603 * config/darwin.c (machopic_mcount_stub_name): Call
9604 machopic_indirection_name instead of making the string
9605 ourselves.
9606
9607 2004-09-10 Diego Novillo <dnovillo@redhat.com>
9608
9609 Revert
9610
9611 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
9612
9613 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
9614 memory tag is call clobbered, so are its aliases.
9615 (group_aliases): When two memory tags being grouped, if one is
9616 call clobbered, so are the other and its aliases.
9617 (add_may_alias): Remove call-clobbering stuff.
9618 (replace_may_alias): Likewise.
9619 (merge_pointed_to_info): Merge pt_global_mem
9620
9621 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9622
9623 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
9624 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
9625 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
9626 tree-scalar-evolution.c, tree-ssa-copyrename.c,
9627 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
9628
9629 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9630
9631 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
9632 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
9633 pair. Remove match_dup from inputs. Remove masaccs handling.
9634 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
9635 (masaccs, mdasaccs): Turn into define_insns.
9636
9637 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9638
9639 * tree-tailcall.c (process_assignment): Only do accumulator transforms
9640 for floating-point types if flag_unsafe_math_optimizations.
9641
9642 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9643
9644 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
9645 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
9646 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
9647 config/h8300/h8300.md, config/i386/gmm_malloc.h,
9648 config/ia64/ia64.md, config/ip2k/libgcc.S,
9649 config/mips/mips-ps-3d.md, config/mips/mips.c,
9650 config/rs6000/rs6000.c, config/s390/s390.c,
9651 config/sh/symbian.c: Fix comment typos.
9652
9653 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
9654
9655 * config/s390/s390.c (s390_emit_prologue): Added missing
9656 "{}" brackets.
9657
9658 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9659
9660 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
9661 typos. Follow spelling conventions.
9662
9663 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
9664
9665 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
9666 in diagnostic. Don't dereference NULL TYPE_NAME.
9667
9668 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9669
9670 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
9671 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
9672 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
9673 value-prof.c: Fix comment typos. Follow spelling conventions.
9674
9675 2004-09-10 Jan Hubicka <jh@suse.cz>
9676
9677 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
9678 * tree-split_edge.c (tree_split_edge): Likewise.
9679 (thread_jumps): Likewise.
9680
9681 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9682
9683 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
9684 typos.
9685
9686 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
9687
9688 * cgraph.h (cgraph_dump_file): Do not declare.
9689 * cgraphunit.c (cgraph_dump_file): Declare as static.
9690 (init_cgraph): New.
9691 * toplev.c (cgraph_dump_file): Do not declare.
9692 (compile_file): Call init_cgraph.
9693 * tree-dump.c (dump_files): Add IPA dump file, remove
9694 XML dump of call graph.
9695 (get_dump_file_name): Support IPA dump file naming scheme.
9696 * tree.h (enum tree_dump_index): Add IPA dump file, remove
9697 XML dump of call graph.
9698 * doc/invoke.texi (Debugging Options): Document the new options.
9699
9700 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9701
9702 * doc/extend.texi: Document the FR-V built-in functions.
9703
9704 2004-09-09 James E Wilson <wilson@specifixinc.com>
9705
9706 * doc/sourcebuild.texi: Delete libbanshee reference.
9707
9708 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
9709
9710 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
9711
9712 2004-09-09 James E Wilson <wilson@specifixinc.com>
9713
9714 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
9715 before calling vector_types_convertible_p.
9716 (digest_init): Check that inside_init has VECTOR_TYPE before calling
9717 vector_types_convertible_p. Don't give another error if
9718 convert_for_assignment returns error_mark_node.
9719
9720 2004-09-09 Roger Sayle <roger@eyesopen.com>
9721
9722 PR middle-end/17055
9723 * fold-const.c (build_zero_vector): New function to construct a
9724 vector (either floating point or integer) of zeros.
9725 (fold_convert): Internally, enable conversions of integer zero
9726 to arbitrary vector types, using the new build_zero_vector.
9727
9728 2004-09-09 Roger Sayle <roger@eyesopen.com>
9729
9730 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
9731 expand a left shift by an immediate constant as either an ashl or
9732 a sequence of additions.
9733 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
9734 instead of calling gen_ashlsi3 with a constant directly.
9735
9736 2004-09-09 Roger Sayle <roger@eyesopen.com>
9737
9738 * config/i386/i386.c (ix86_split_long_move): When optimizing for
9739 size, and the low and high parts of a DImode constant are equal,
9740 copy one register to another instead of loading the same immediate
9741 value twice.
9742
9743 2004-09-09 Richard Henderson <rth@redhat.com>
9744
9745 PR middle-end/17367
9746 * function.c (assign_parm_setup_block): Only put PARALLELs into
9747 a register if use_register_for_decl.
9748
9749 2004-09-09 Eric Christopher <echristo@redhat.com>
9750
9751 * ra-colorize.c (reset_lists): Move variable declaration inside
9752 ENABLE_CHECKING to avoid unused variable warnings when
9753 not --enable-checking.
9754 (check_colors): Ditto.
9755
9756 2004-09-09 Mike Stump <mrs@apple.com>
9757
9758 * version.c (version_string): Bump to 4.0.0.
9759 * doc/include/gcc-common.texi (version-GCC): Likewise.
9760
9761 2004-09-10 Jakub Jelinek <jakub@redhat.com>
9762
9763 * doc/extend.texi (nothrow attribute): The attribute is not
9764 implemented in 3.2 and earlier.
9765
9766 2004-09-09 Steve Ellcey <sje@cup.hp.com>
9767
9768 * genrecog.c (compute_predicate_codes): Use op0_codes
9769 instead of codes.
9770
9771 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
9772
9773 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
9774 implementation changes.
9775
9776 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
9777
9778 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
9779 a PARALLEL instead of a SET due to added clobbers.
9780
9781 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
9782
9783 * reload.c (find_reloads_address): Pass correct operand to
9784 maybe_memory_address_p.
9785
9786 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
9787
9788 * Makefile.in: Remove libbanshee, tree-alias-*.
9789 Remove tree-alias-common.h dependencies.
9790 * common.opt: Remove -ftree-points-to.
9791 * configure.ac: Remove libbanshee.
9792 * flags.h: Remove pta_type, flag_tree_points_to.
9793 * gengtype.c (open_base_files): Remove tree-alias-type.h.
9794 * opts.c (OPT_ftree_points_to): Remove.
9795 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
9796 * tree-dfa.c: Remove tree-alias-common.h
9797 * tree-into-ssa.c: Ditto.
9798 * tree-outof-ssa.c: Ditto.
9799 * tree-ssa-copyrename.c: Ditto.
9800 * tree-ssa-live.c: Ditto.
9801 * tree-optimize.c: Ditto.
9802 * tree-ssa.c: Ditto.
9803 Remove pass_build_pta, pass_del_pta.
9804 * tree-pass.h: Ditto.
9805 * tree-ssa-alias.c: Remove tree-alias-common.h.
9806 (struct alias_stats_d): Remove pta_queries, pta_resolved.
9807 (pass_may_alias): Remove PROP_pta requirement.
9808 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
9809 (get_tmt_for): Ditto.
9810 (dump_alias_stats): Ditto.
9811 * doc/passes.texi: Remove blurb about points-to analysis.
9812 * fortran/Make-lang.in: Remove tree-alias-*.o.
9813
9814 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
9815
9816 * genattrtab.c (write_insn_cases): New function, split out from
9817 write_attr_case. Correctly handle define_peepholes when printing
9818 the instruction name.
9819 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
9820
9821 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
9822
9823 PR target/17377
9824 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
9825 * config/cris/cris.c (cris_return_address_on_stack): New function.
9826 * config/cris/cris.md ("return"): For location of return address,
9827 also check cris_return_address_on_stack.
9828
9829 2004-09-09 Diego Novillo <dnovillo@redhat.com>
9830
9831 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
9832 calling phi_ssa_name_p.
9833
9834 2004-09-09 Richard Henderson <rth@redhat.com>
9835
9836 PR c/17322
9837 * c-typeck.c (valid_compound_expr_initializer): Use only
9838 initializer_constant_valid_p, and not TREE_CONSTANT.
9839 (digest_init): Likewise.
9840 (output_init_element): Likewise.
9841
9842 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9843
9844 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
9845 live_out_1, prune_hardregs_for_mode, init_one_web_common,
9846 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
9847 record_conflict, compare_and_free_webs, init_webs_defs_uses,
9848 parts_to_webs_1, parts_to_webs, reset_conflicts,
9849 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
9850 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
9851 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
9852 put_move, remove_move, combine, select_spill, colorize_one_web,
9853 try_recolor_web, insert_coalesced_conflicts, check_colors,
9854 break_precolored_alias, restore_conflicts_from_coalesce,
9855 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
9856 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
9857 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
9858 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
9859 check_df): Likewise.
9860 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
9861 real_arithmetic, real_compare, real_exponent, real_ldexp,
9862 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
9863 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
9864 real_digit, real_nan, real_maxval, round_for_format, real_convert,
9865 real_to_target, real_from_target, real_hash, encode_ieee_single,
9866 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
9867 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
9868 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
9869 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
9870 extract_insn, peep2_next_insn, peep2_reg_dead_p,
9871 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
9872 if_test_bypass_p): Likewise.
9873 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
9874 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
9875 emit_swap_insn, swap_to_top, move_for_stack_reg,
9876 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
9877 compensate_edge, convert_regs_1): Likewise.
9878 * regclass.c (init_reg_sets, init_reg_sets_1,
9879 memory_move_secondary_cost): Likewise.
9880 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
9881 Likewise.
9882 * reload.c (push_secondary_reload, find_valid_class, push_reload,
9883 operands_match_p, decompose, immune_p, find_reloads,
9884 find_reloads_toplev, find_reloads_address_1, subst_reloads,
9885 copy_replacements, refers_to_regno_for_reload_p,
9886 reg_overlap_mentioned_for_reload_p): Likewise.
9887 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
9888 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
9889 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
9890 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
9891 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
9892 do_output_reload, fixup_abnormal_edges): Likewise.
9893 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
9894 fill_slots_from_thread, relax_delay_slots): Likewise.
9895 * resource.c (mark_referenced_resources, mark_set_resources):
9896 Likewise.
9897 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
9898 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
9899 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
9900 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
9901 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
9902 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
9903 * rtlhooks.c (gen_lowpart_general): Likewise.
9904 * sbitmap.c (sbitmap_difference): Likewise.
9905 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
9906 sched_analyze, add_forward_dependence): Likewise.
9907 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
9908 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
9909 schedule_insns): Likewise.
9910 * sched-vis.c (print_pattern): Likewise.
9911 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
9912 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
9913 simplify_const_relational_operation, simplify_ternary_operation,
9914 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
9915 Likewise.
9916 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
9917 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
9918 resolve_operand_name_1, expand_return, expand_decl,
9919 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
9920 * stor-layout.c (put_pending_size, smallest_mode_for_size,
9921 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
9922 set_sizetype, get_mode_bounds): Likewise.
9923
9924 2004-09-09 Zack Weinberg <zack@codesourcery.com>
9925
9926 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
9927 * config/arm/pecoff.h, config/i386/beos-elf.h
9928 * config/i386/cygming.h, config/i386/i386-interix.h:
9929 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
9930 comment cloned from manual.
9931 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
9932
9933 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
9934
9935 * builtins.c (build_va_arg_indirect_ref): New function.
9936 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
9937 build_fold_indirect_ref.
9938 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
9939 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
9940 * tree.h: Declare new function.
9941
9942 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9943
9944 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
9945 dumping for development builds.
9946 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
9947 development builds only.
9948 * genattrtab.c (write_eligible_delay): Fix typo in previous
9949 commit.
9950 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
9951 gcc_assert.
9952
9953 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9954
9955 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
9956 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
9957 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
9958 hoist_code, extract_mentioned_regs_helper, compute_store_table,
9959 insert_store): Use gcc_assert and gcc_unreachable.
9960 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
9961 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
9962 ggc_record_overhead): Likewise.
9963 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
9964 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
9965 ggc_pop_context, clear_marks, validate_free_objects,
9966 ggc_pch_read): Likewise.
9967 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
9968 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
9969 ggc_push_context, check_cookies, ggc_collect,
9970 ggc_print_statistics): Likewise.
9971 * gimple-low.c (lower_function_body, lower_stmt,
9972 lower_bind_expr): Likewise.
9973 * gimplify.c (gimple_tree_eq, push_gimplify_context,
9974 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
9975 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
9976 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
9977 gimplify_case_label_expr, gimplify_exit_block_expr,
9978 canonicalize_component_ref, gimplify_compound_lval,
9979 gimplify_self_mod_expr, gimplify_call_expr,
9980 gimplify_init_ctor_eval, gimplify_init_constructor,
9981 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
9982 gimplify_expr, check_pointer_types_r,
9983 force_gimple_operand): Likewise.
9984 * global.c (global_alloc, build_insn_chain): Likewise.
9985 * graph.c (clean_graph_dump_file,
9986 finish_graph_dump_file): Likewise.
9987 gcov-io.c (gcov_open): Use GCOV_CHECK.
9988
9989 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
9990
9991 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
9992
9993 2004-09-09 Jan Hubicka <jh@suse.cz>
9994
9995 middle-end/17128
9996 * tree-inline.c (expand_call_inline): Make overactive sanity check
9997 happy.
9998
9999 2004-09-09 Jan Hubicka <jh@suse.cz>
10000
10001 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
10002 VIEW_CONVERT_EXPR.
10003
10004 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10005
10006 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
10007 (gengtype.o): Depend on errors.h.
10008 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
10009 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
10010 attr_alt_subset_p, attr_alt_subset_of_compl_p,
10011 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
10012 write_test_expr, write_attr_value, write_eligible_delay,
10013 make_internal_attr, make_numeric_value): Likewise.
10014 * genautomata.c (regexp_name, get_str_vect,
10015 gen_presence_absence_set, automaton_decl_hash,
10016 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
10017 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
10018 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
10019 test_unit_reserv, it_is_empty_reserv_sets,
10020 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
10021 reserv_sets_and, output_cycle_reservs, get_free_state,
10022 intersected_state_reservs_p, states_union, remove_arc,
10023 copy_insn_regexp, transform_1, transform_2, transform_3,
10024 regexp_transform_func, store_alt_unit_usage,
10025 check_regexp_units_distribution, process_seq_for_forming_states,
10026 process_alts_for_forming_states, make_automaton,
10027 form_arcs_marked_by_insn, create_composed_state,
10028 set_out_arc_insns_equiv_num, partition_equiv_class,
10029 process_insn_equiv_class, set_insn_equiv_classes,
10030 units_to_automata_heuristic_distr, form_regexp,
10031 longest_path_length, output_dfa_max_issue_rate, add_vect,
10032 out_state_arcs_num, add_vect_el, output_trans_table,
10033 output_state_alts_table, output_dead_lock_vect,
10034 output_max_insn_queue_index_def,
10035 output_min_insn_conflict_delay_func,
10036 output_internal_insn_latency_func, output_print_reservation_func,
10037 output_cpu_unit_reservation_p, output_state_arcs,
10038 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
10039 make_default_insn_latency_attr,
10040 form_important_insn_automata_lists): Likewise.
10041 * genemit.c (gen_exp, output_add_clobbers,
10042 output_added_clobbers_hard_reg_p): Likewise.
10043 * genextract.c (print_path, main): Likewise.
10044 * genflags.c (gen_macro): Likewise.
10045 * gengenrtl.c: Include errors.h
10046 (type_from_format, accessor_from_format): Likewise.
10047 * gengtype.c (get_file_basename, output_mangled_typename,
10048 walk_type, write_types_process_field,
10049 write_types_local_process_field): Likewise.
10050 * genmodes.c (complete_mode): Likewise.
10051 * genopinit.c (gen_insn): Likewise.
10052 * genoutput.c (output_insn_data, check_constraint_len,
10053 constraint_len): Likewise.
10054 * genpreds.c (add_mode_tests):Likewise.
10055 * gen-protos.c (add_hash): Likewise.
10056 * genrecog.c (find_operand, find_matching_operand,
10057 validate_pattern, add_to_sequence, maybe_both_true,
10058 nodes_identical_1, merge_trees, write_switch, write_cond,
10059 write_action, is_unconditional, make_insn_sequence,
10060 debug_decision_2): Likewise.
10061 * gensupport.c (is_predicable, collect_insn_data,
10062 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
10063
10064 2004-09-09 Jan Hubicka <jh@suse.cz>
10065
10066 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
10067 * cfgbuild.c (compute_outgoing_frequencies): When probability is
10068 missing, guess it.
10069 (find_many_sub_basic_blocks): Do update profile only when it is
10070 present.
10071 * predict.c (set_even_probabilities): Break out from ...
10072 (combine_predictions_for_insn): ... here; deal with
10073 !can_predict_insn_p insns.
10074 (combine_predictions_for_bb): Use set_even_probabilities.
10075 (bb_estimate_probability_locally): Break out from ....
10076 (estimate_probability): ... here.
10077 (guess_outgoing_edge_probabilities): New entry point.
10078
10079 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10080
10081 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
10082 handle_braces, process_brace_body, main, used_arg,
10083 set_multilib_dir, print_multilib_info): Use fatal, not abort.
10084
10085 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
10086
10087 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
10088 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
10089 Morgan's theorem in last checkin.
10090
10091 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10092 Nathan Sidwell <nathan@codesourcery.com>
10093
10094 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
10095 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
10096 * timevar.c (timevar_push, timevar_pop, timevar_start,
10097 timevar_stop): Likewise.
10098 * toplev.c (default_pch_valid_p): Likewise.
10099 * tracer.c (tail_duplicate): Likewise.
10100 * tree-alias-common.c (get_alias_var_decl,
10101 get_values_from_constructor, create_alias_var, delete_alias_vars,
10102 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
10103 Likewise.
10104 * tree.c (tree_size, make_node_stat, copy_node_stat,
10105 build_int_cst_wide, integer_all_onesp, list_length, chainon,
10106 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
10107 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
10108 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
10109 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
10110 build_method_type_directly, decl_type_context, get_callee_fndecl,
10111 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
10112 tree_fold_gcd): Likewise.
10113 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
10114 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
10115 cleanup_control_expr_graph, find_taken_edge,
10116 find_taken_edge_switch_expr, phi_alternatives_equal,
10117 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
10118 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
10119 tree_split_edge, tree_verify_flow_info, thread_jumps,
10120 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
10121 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
10122 chrec_fold_multiply_poly_poly): Likewise.
10123 * tree-complex.c (extract_component, expand_complex_division,
10124 expand_complex_comparison, expand_complex_operations_1,
10125 build_replicated_const, expand_vector_operations_1): Likewise.
10126 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
10127 build_classic_dir_vector): Likewise.
10128 * tree-dfa.c (compute_immediate_uses_for_phi,
10129 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
10130 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
10131 * tree-dump.c (dequeue_and_dump): Likewise.
10132 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
10133 record_in_finally_tree, replace_goto_queue_1,
10134 maybe_record_in_goto_queue, verify_norecord_switch_expr,
10135 do_return_redirection): Likewise.
10136 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
10137 add_to_dst_predicate_list, find_phi_replacement_condition,
10138 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
10139 Likewise.
10140 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
10141 initialize_inlined_parameters, declare_return_variable,
10142 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
10143 optimize_inline_calls, copy_tree_r): Likewise.
10144 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
10145 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
10146 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
10147 tsi_split_statement_list_after, tsi_split_statement_list_before):
10148 Likewise.
10149 * tree-mudflap.c (mf_varname_tree): Likewise.
10150 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
10151 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
10152 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10153 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
10154 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
10155 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
10156 Likewise.
10157 * tree-phinodes.c (resize_phi_node, add_phi_arg,
10158 remove_all_phi_nodes_for): Likewise.
10159 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
10160 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
10161 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
10162 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
10163 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
10164 generate_one_element_ref, generate_element_copy,
10165 generate_element_zero, scalarize_copy, scalarize_init,
10166 scalarize_ldst): Likewise.
10167 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
10168 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
10169 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
10170 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
10171 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
10172 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
10173 widen_bitfield, ccp_fold_builtin): Likewise.
10174 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
10175 replace_exp_1, propagate_tree_value): Likewise.
10176 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10177 * tree-ssa-dce.c (set_control_dependence_map_bit,
10178 find_control_dependence, find_pdom, mark_operand_necessary,
10179 mark_stmt_if_obviously_necessary,
10180 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
10181 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
10182 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
10183 eliminate_redundant_computations, avail_expr_eq): Likewise.
10184 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
10185 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10186 duplicate_blocks): Likewise.
10187 * tree-ssa-loop-im.c (for_each_index, set_level,
10188 is_call_clobbered_ref): Likewise.
10189 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
10190 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
10191 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
10192 peel_address, ptr_difference_cost, may_replace_final_value,
10193 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
10194 rewrite_use, rewrite_uses): Likewise.
10195 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10196 check_loop_closed_ssa_use): Likewise.
10197 * tree-ssanames.c (make_ssa_name): Likewise.
10198 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
10199 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
10200 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
10201 get_indirect_ref_operands, add_stmt_operand): Likewise.
10202 * tree-ssa-pre.c (value_exists_in_set_bitmap,
10203 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
10204 phi_translate, valid_in_set, compute_antic,
10205 find_or_generate_expression, create_expression_by_pieces, insert_aux,
10206 create_value_expr_from, eliminate): Likewise.
10207 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
10208 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
10209 Likewise.
10210 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
10211 eliminate_tail_call): Likewise.
10212 * tree-vectorizer.c (vect_create_index_for_array_ref,
10213 vect_align_data_ref, vect_create_data_ref,
10214 vect_create_destination_var, vect_get_vec_def_for_operand,
10215 vect_finish_stmt_generation, vect_transform_stmt,
10216 vect_transform_loop_bound, vect_transform_loop,
10217 vect_analyze_operations): Likewise.
10218 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
10219 Likewise.
10220 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
10221 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
10222 bsi_after_labels, bsi_last): Likewise.
10223 * tree-ssa-live.c (var_union, change_partition_var,
10224 create_ssa_var_map, calculate_live_on_entry, root_var_init,
10225 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
10226 Likewise.
10227 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
10228 tpa_find_tree): Likewise.
10229 (register_ssa_partition_check): Declare.
10230 (register_ssa_partition): use it.
10231 * tree-ssa-live.c: Include errors.h.
10232 (register_ssa_partition_check): New.
10233 * tree-ssa-operands.c: Include errors.h.
10234 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
10235
10236 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
10237 Catherine Moore <clm@redhat.com>
10238
10239 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
10240 (FRV_CPU_FR405): New processor enums.
10241 (frv_issue_rate, frv_acc_group): Declare.
10242 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
10243 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
10244 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
10245 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
10246 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
10247 handled by CPP_SPEC.
10248 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
10249 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
10250 (ACC_MASK): New macro.
10251 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
10252 (TARGET_MEDIA_FR450): New macro.
10253 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
10254 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
10255 (LABEL_ALIGN_AFTER_BARRIER): Define.
10256 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
10257 (IACC_FIRST, IACC_LAST): New pair of SPRs.
10258 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
10259 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
10260 (REGISTER_NAMES): Add entries for new registers.
10261 (REG_CLASS_CONTENTS): Update for new register ranges.
10262 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
10263 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
10264 (PACKING_FLAG_USED_P): Delete.
10265 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
10266 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
10267 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
10268 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
10269 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
10270 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
10271 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
10272 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
10273 (CPU_UNITS_QUERY): Define to 1.
10274 * config/frv/frv.c: Include gt-frv.h
10275 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
10276 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
10277 (frv_insn_group): New enumeration.
10278 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
10279 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
10280 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
10281 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
10282 gap left by REGSTATE_LIVE.
10283 (regstate_t): New typedef.
10284 (TARGET_MACHINE_DEPENDENT_REORG): Define.
10285 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
10286 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
10287 Initialize frv_unit_codes[] and frv_type_to_unit[].
10288 (frv_conditional_register_usage): Remove redundant fixing of
10289 accumulator registers.
10290 (frv_insn_packing_flag): Update specification.
10291 (frv_function_prologue): Don't set frv_insn_packing_flag here.
10292 Zero out frv_nops[].
10293 (frv_expand_epilogue): Remove comments about the no-longer-present
10294 SIBCALL_P argument.
10295 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
10296 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
10297 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
10298 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
10299 packing is disabled and if INSN can only issue to M1.
10300 (call_operand): Check TARGET_LONG_CALLS.
10301 (acc_operand, even_acc_operand, quad_acc_operand)
10302 (accg_operand): Simplify. Don't accept pseudo registers.
10303 (output_move_single): Handle SPR<-zero moves.
10304 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
10305 (frv_registers_update, frv_registers_used_p): Delete.
10306 (frv_registers_set_p): Delete.
10307 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
10308 (frv_issues_to_branch_unit_p): New function.
10309 (frv_packet): New structure.
10310 (frv_cond_flags, frv_regstate_conflict_p): New functions.
10311 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
10312 (frv_registers_update_1, frv_registers_update): New functions.
10313 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
10314 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
10315 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
10316 (frv_sort_insn_group, frv_reorder_packet): New functions.
10317 (frv_pack_insns): Use frv_reorder_packet.
10318 (frv_packet_address): New variable.
10319 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
10320 (frv_register_nop, frv_reorg): New functions.
10321 (bdesc_1arg): Add __SCUTSS.
10322 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
10323 __SUBSS, __SLASS and __SCAN.
10324 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
10325 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
10326 (frv_init_builtins): Register the above builtins.
10327 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
10328 registers. Turn the referenced accumulators into global registers.
10329 (frv_read_iacc_argument): New function.
10330 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
10331 (frv_split_iacc_move): New function.
10332 (frv_expand_builtin): Handle the new builtins.
10333 * config/frv/frv.md: Replace old schedulers with new order-independent
10334 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
10335 packing algorithm.
10336 (cpu): Add fr550, fr450 and fr405.
10337 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
10338 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
10339 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
10340 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
10341 (fnop, mnop): New patterns.
10342 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
10343 New constants.
10344 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
10345 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
10346 registers.
10347 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
10348 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
10349 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
10350 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
10351 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
10352 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
10353 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
10354 (frv_prefetch0, frv_prefetch): New patterns.
10355 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
10356 -mcpu=simple. Add -mcpu=fr550.
10357 (MULTILIB_DIRNAMES): Update accordingly.
10358 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
10359 -mcpu=fr450.
10360 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
10361 -mlong-calls and -malign-labels options for FR-V.
10362
10363 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
10364
10365 PR c/8420
10366 * c-tree.h (struct c_declspecs): New.
10367 (struct c_declarator, struct c_type_name, struct c_parm): Update
10368 element types.
10369 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
10370 start_function, start_decl, build_c_parm,
10371 make_pointer_declarator): Update prototypes.
10372 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10373 declspecs_add_scspec, declspecs_add_attrs): New.
10374 (split_specs_attrs): Remove.
10375 * c-parse.in (%union): Add dsptype.
10376 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
10377 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
10378 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
10379 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
10380 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
10381 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
10382 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
10383 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
10384 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
10385 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
10386 maybe_type_quals_attrs): Change to dsptype.
10387 (struct c_declspec_stack): New.
10388 (current_declspecs, declspec_stack): Change type.
10389 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
10390 structures.
10391 (extdefs): Likewise.
10392 (setspecs): Likewise.
10393 (fndef): Use current_declspecs for empty declspecs list.
10394 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
10395 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
10396 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
10397 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
10398 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
10399 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
10400 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
10401 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
10402 structures and helper functions. Update comments.
10403 (typespec_nonattr): Correct comment.
10404 (maybe_type_quals_attrs, typename): Update to new structures.
10405 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
10406 shadow_tag, shadow_tag_warned, start_function, start_decl,
10407 build_c_parm, make_pointer_declarator,
10408 set_array_declarator_inner, groktypename): Update to new
10409 structures.
10410 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10411 declspecs_add_scspec, declspecs_add_attrs): New.
10412 (split_specs_attrs): Remove.
10413 (shadow_tag_warned): Make warning for useless type names a
10414 pedwarn. Give hard error for long, short, signed, unsigned or
10415 _Complex used with struct, union or enum in empty declaration.
10416 Make found_tag a bool.
10417 (grokdeclarator): Remove checks now done at parse time.
10418
10419 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
10420
10421 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
10422 c_declarator, struct c_type_name, struct c_parm): New.
10423 (build_array_declarator, set_array_declarator_inner,
10424 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
10425 start_function, start_decl, build_c_parm, build_attrs_declarator,
10426 build_function_declarator, make_pointer_declarator, c_cast_expr,
10427 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
10428 (build_id_declarator): New.
10429 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
10430 structures.
10431 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
10432 ARG_INFO_OTHERS): Remove.
10433 (build_id_declarator): New.
10434 (build_array_declarator, set_array_declarator_inner, groktypename,
10435 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
10436 grokfield, start_function, store_parm_decls_newstyle,
10437 store_parm_decls_oldstyle, store_parm_decls,
10438 build_c_parm, build_attrs_declarator, build_function_declarator,
10439 make_pointer_declarator, grokdeclarator): Update to new
10440 structures.
10441 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
10442 parmtype.
10443 (declarator, notype_declarator, after_type_declarator,
10444 parm_declarator, parm_declarator_starttypename,
10445 parm_declarator_nostarttypename, array_declarator, typename,
10446 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
10447 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
10448 parmlist_1, parmlist_2, parmlist_or_identifiers,
10449 parmlist_or_identifiers_1): Use these types.
10450 (primary, after_type_declarator, parm_declarator_starttypename,
10451 notype_declarator, component_decl, component_declarator,
10452 component_notype_declarator, typename, absdcl,
10453 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
10454 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
10455
10456 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
10457
10458 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
10459 in_typeof, record_maybe_used_decl, pop_maybe_used,
10460 c_expr_sizeof_expr, c_expr_sizeof_type): New.
10461 * c-decl.c (parser_obstack): New.
10462 (c_init_decl_processing): Initialize parser_obstack.
10463 (c_write_global_declarations_1): Check for used but undefined
10464 static functions.
10465 * c-parse.in (%union): Add otype.
10466 (save_obstack_position): New.
10467 (extdefs): Use it.
10468 (unary_expr): Update in_sizeof and in_alignof. Use
10469 c_expr_sizeof_expr and c_expr_sizeof_type.
10470 (sizeof): Update in_sizeof.
10471 (alignof): Update in_alignof.
10472 (typeof): Update in_typeof.
10473 (typespec_nonreserved_nonattr): Call pop_maybe_used.
10474 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
10475 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
10476 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
10477 (build_external_ref): Set C_DECL_USED or call
10478 record_maybe_used_decl if appropriate.
10479 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
10480
10481 2004-09-08 Eric Christopher <echristo@redhat.com>
10482
10483 * builtins.c: Fix prototype for fold_builtin_atan.
10484
10485 2004-09-08 Eric Christopher <echristo@redhat.com>
10486
10487 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
10488 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
10489 fold_builtin_atan): New functions. Migrate function bodies...
10490 (fold_builtin_1): ... from here.
10491
10492 2004-09-09 Alan Modra <amodra@bigpond.net.au>
10493
10494 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
10495 save_size.
10496
10497 2004-09-08 David Edelsohn <edelsohn@gnu.org>
10498
10499 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
10500 * config/rs6000/power5.md (power5-lmul): Same.
10501
10502 2004-09-08 Richard Henderson <rth@redhat.com>
10503
10504 PR rtl-opt/17186
10505 * function.c (expand_function_end): Have fall-off-the-end
10506 return path jump around return register setup.
10507
10508 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10509
10510 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
10511 (output_return): Do not test for the presence of the 'unimp' insn.
10512 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
10513 as predicates instead of custom ones. Return raw strings when
10514 possible.
10515 (output_sibcall): Likewise. Concatenate strings.
10516 (output_ubranch): Remove kludge for TurboSPARC.
10517 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
10518 (output_v9branch): Likewise.
10519 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
10520 <#>: Set sparc_indent_opcode if the delay slot is filled.
10521 <(>: Likewise.
10522 <)>: New operand to emit the displacement from the saved PC on return.
10523 <@>: Remove.
10524 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
10525 (ASM_OUTPUT_OPCODE): New macro.
10526 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
10527 * config/sparc/sparc.md (normal_branch, inverted_branch,
10528 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
10529 inverted_fpe_branch): Adjust call to output_cbranch.
10530 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
10531 call to output_v9branch.
10532 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
10533 (output_v9branch): Likewise.
10534
10535 2004-09-08 Devang Patel <dpatel@apple.com>
10536
10537 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
10538 -segs_read_only_addr and -segs_read_write_addr.
10539 (WORD_SWITCH_TAKES_ARG): Same.
10540 (LINK_SPEC): Same.
10541 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
10542 -segs_read_write_addr.
10543
10544 2004-09-08 Richard Henderson <rth@redhat.com>
10545
10546 * function.c (reference_callee_copied): New.
10547 (assign_parm_setup_reg): Use it.
10548 * calls.c (initialize_argument_information): Likewise.
10549 (emit_library_call_value_1): Likewise.
10550 * function.h (reference_callee_copied): Declare.
10551
10552 * target.h (struct gcc_target): Add callee_copies.
10553 * target-def.h (TARGET_CALLEE_COPIES): New.
10554 (TARGET_PASS_BY_REFERENCE): Update default.
10555 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10556 * targhooks.c (hook_callee_copies_named): New.
10557 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
10558 hook_pass_by_reference_false.
10559 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
10560 * targhooks.h: Update decls.
10561 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
10562 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10563 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
10564 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
10565 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10566 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
10567 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10568 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
10569 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10570 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
10571 (mips_callee_copies): New.
10572 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10573 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
10574 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10575 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
10576 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10577 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
10578 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10579 * config/sh/sh.c (sh_callee_copies): New.
10580 (TARGET_CALLEE_COPIES): New.
10581 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10582 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
10583 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10584 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
10585 for FUNCTION_ARG_CALLEE_COPIES.
10586 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
10587
10588 2004-09-08 Devang Patel <dpatel@apple.com>
10589
10590 * tree-if-conv.c (find_phi_replacement_condition): Return true
10591 edge block.
10592 (replace_phi_with_cond_modify_expr): Select conditional expr args
10593 based on true edge basic block.
10594
10595 2004-09-08 Jan Hubicka <jh@suse.cz>
10596
10597 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
10598 variables being alias set.
10599
10600 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10601
10602 * final.c (shorten_branches, final, get_insn_template,
10603 output_alternate_entry_point, final_scan_insn, alter_subreg,
10604 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
10605 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
10606 * fix-header.c (lookup_std_proto): Likewise.
10607 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
10608 verify_local_live_at_start, update_life_info, mark_reg,
10609 calculate_global_regs_live, allocate_reg_life_data,
10610 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
10611 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
10612 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
10613 * fold-const.c (force_fit_type, div_and_round_double,
10614 may_negate_without_overflow_p, int_const_binop, const_binop,
10615 size_binop, size_diffop, fold_convert_const, fold_convert,
10616 invert_tree_comparison, swap_tree_comparison,
10617 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
10618 range_binop, make_range, fold_cond_expr_with_comparison,
10619 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
10620 fold_abs_const, fold_not_const, fold_relational_const, round_up,
10621 round_down): Likewise.
10622 * function.c (find_function_data, assign_stack_temp_for_type,
10623 instantiate_virtual_regs_lossage, aggregate_value_p,
10624 assign_parm_find_entry_rtl, assign_parm_setup_block,
10625 expand_function_start, expand_function_end, keep_stack_depressed,
10626 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
10627
10628 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
10629
10630 * Makefile.in (tree-loop-linear.o): Added.
10631 (OBJS-common): Add tree-loop-linear.o
10632 * common.opt: New flag, ftree-loop-linear.
10633 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
10634 * tree-flow.h: Add prototype for linear_transform_loops.
10635 * tree-optimize.c: Add linear transform after vectorization.
10636 * tree-pass.h: Add struct pass_linear_transform.
10637 * tree-ssa-loop.c: Add pass_linear_transform.
10638 * tree-loop-linear.c: New file.
10639 * lambda-code.c: gcc_assertify.
10640 (gcc_loop_to_lambda_loop): Handle all exit tests.
10641 Handle case where we have (invariant >= induction var).
10642 (find_induction_var_from_exit_cond): Ditto.
10643
10644 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
10645
10646 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
10647 memory tag is call clobbered, so are its aliases.
10648 (group_aliases): When two memory tags being grouped, if one is
10649 call clobbered, so are the other and its aliases.
10650 (add_may_alias): Remove call-clobbering stuff.
10651 (replace_may_alias): Likewise.
10652 (merge_pointed_to_info): Merge pt_global_mem
10653
10654 2004-09-08 Jan Hubicka <jh@suse.cz>
10655
10656 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
10657 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
10658 (cgraph_expand_function): Remove stale cgraph edges of currently
10659 compiled function; fix non-unit-at-a-time code copying function
10660 node for later reuse.
10661
10662 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10663
10664 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
10665 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
10666 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
10667 (vec_gc_free, vec_heap_free): New.
10668 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
10669 (DEF_VEC_P): Add allocator argument. Adjust.
10670 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
10671 (DEF_VEC_O): Add allocator argument. Adjust.
10672 (VEC(free)): New.
10673
10674 * tree.h (tree): Define a GC'd vector.
10675 * lamba-code.c (lambda_loop): Likewise.
10676 * value-prof.h (histogram_value): Likewise.
10677
10678 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10679
10680 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
10681 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
10682 gen_lowpart_common, gen_highpart, gen_highpart_mode,
10683 subreg_highpart_offset, operand_subword, operand_subword_force,
10684 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
10685 set_mem_alias_set, change_address_1, verify_rtx_sharing,
10686 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
10687 try_split, add_insn_after, add_insn_before, remove_insn,
10688 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
10689 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
10690 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
10691 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
10692 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
10693 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
10694 record_path_before_1, check_path_after_1, check_path_after): Likewise.
10695 * except.c (gen_eh_region, resolve_one_fixup_region,
10696 remove_unreachable_regions, convert_from_eh_region_ranges_1,
10697 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
10698 connect_post_landing_pads, sjlj_emit_function_exit,
10699 remove_exception_handler_label, remove_eh_handler,
10700 reachable_next_level, collect_one_action_chain,
10701 output_function_exception_table): Likewise.
10702 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
10703 optimize_save_area_alloca, allocate_dynamic_stack_space,
10704 probe_stack_range, hard_function_value): Likewise.
10705 * expmed.c (mode_for_extraction, store_bit_field,
10706 store_fixed_bit_field, extract_bit_field, expand_shift,
10707 expand_mult_const, expand_mult, choose_multiplier,
10708 expand_mult_highpart, expand_divmod, emit_store_flag,
10709 do_cmp_and_jump): Likewise.
10710 * expr.c (convert_move, convert_modes, move_by_pieces,
10711 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
10712 move_block_from_reg, gen_group_rtx, emit_group_load,
10713 emit_group_move, emit_group_store, use_reg, use_regs,
10714 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
10715 emit_move_insn, emit_move_insn_1, emit_push_insn,
10716 expand_assignment, store_expr, count_type_elements,
10717 store_constructor, store_field, safe_from_p, expand_var,
10718 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
10719
10720 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10721
10722 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
10723 gcc_assert and gcc_unreachable.
10724 * ddg.c (create_ddg_dependence, add_deps_for_def,
10725 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
10726 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
10727 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
10728 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
10729 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
10730 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
10731 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
10732 dataflow_set_copy, hybrid_search, diagnostic.c,
10733 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
10734 * dojump.c (do_jump): Likewise.
10735 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
10736 compute_dom_fast_query, calculate_dominance_info,
10737 free_dominance_info, get_immediate_dominator,
10738 set_immediate_dominator, get_dominated_by,
10739 redirect_immediate_dominators, nearest_common_dominator,
10740 dominated_by_p, verify_dominators, recount_dominator,
10741 iterate_fix_dominators, add_to_dominance_info,
10742 delete_from_dominance_info): Likewise.
10743 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
10744 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
10745 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
10746 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
10747 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
10748 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
10749 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
10750 output_call_frame_info, output_loc_operands, build_cfa_loc,
10751 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
10752 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
10753 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
10754 splice_child_die, attr_checksum, same_dw_val_p,
10755 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
10756 unmark_dies, value_format, output_loc_list, output_die,
10757 output_pubnames, output_aranges, base_type_die, is_base_type,
10758 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
10759 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
10760 field_byte_offset, add_data_member_location_attribute,
10761 add_const_value_attribute, rtl_for_decl_location,
10762 add_location_or_const_value_attribute, add_byte_size_attribute,
10763 add_bit_offset_attribute, add_bit_size_attribute,
10764 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
10765 decl_start_label, gen_formal_parameter_die,
10766 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
10767 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
10768 force_decl_die, force_type_die, gen_decl_die,
10769 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
10770 dwarf2out_finish): Likewise.
10771
10772 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
10773
10774 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
10775 * builtins.c: Include tree-mudflap.h.
10776
10777 2004-09-08 Uros Bizjak <uros@kss-loka.si>
10778
10779 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
10780 force operand 0.0 into register in XFmode. Also do not force
10781 operand 0.0 into register if !TARGET_CMOVE.
10782 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
10783 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
10784 implement ftst x87 instruction.
10785 (*fp_jcc_7): New insn pattern. Change corresponding split
10786 pattern to handle "general_operand" instead of
10787 "nonimmediate_operand".
10788
10789 2004-09-08 Ben Elliston <bje@au.ibm.com>
10790
10791 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
10792
10793 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
10794
10795 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
10796 generated from standard va_arg expansion.
10797 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
10798 marked nodes.
10799 (mf_varname_tree, mf_file_function_line_tree): Add some support
10800 for column numbers if compiled with USE_MAPPED_LOCATION.
10801
10802 2004-09-07 Ziemowit Laski <zlaski@apple.com>
10803
10804 * c-decl.c (groktypename_in_parm_context): Remove function.
10805 * c-tree.h (groktypename_in_parm_context): Remove prototype.
10806
10807 2004-09-07 Ziemowit Laski <zlaski@apple.com>
10808
10809 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
10810 * c-parse.in: Include c-common.h instead of objc-act.h.
10811 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
10812 myparms, myparm): Remove %type declarations.
10813 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
10814 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
10815 declarations.
10816 (objc_inherit_code, objc_public_flag): Remove.
10817 (typespec_nonreserved_nonattr): Call
10818 objc_get_protocol_qualified_type() instead of get_static_reference()
10819 and get_protocol_reference().
10820 (stmt_nocomp): Call grokparm() on @catch parameter.
10821 (objcdef): Move semantic action to objc_finish_implementation().
10822 (classdef): Move semantic action to objc_start_class_interface(),
10823 objc_continue_interface(), objc_finish_interface(),
10824 objc_start_class_implementation(), objc_continue_implementation(),
10825 objc_start_category_interface() and
10826 objc_start_category_implementation().
10827 (protocoldef): Move semantic actions to objc_start_protocol() and
10828 objc_finish_interface().
10829 (ivar_decl_list): Remove nonterminal.
10830 (visibility_spec): Move semantic actions to objc_set_visibility().
10831 (ivar_decls): Remove assignment to $$.
10832 (ivar_decl): Rephrase in terms of component_decl; call
10833 objc_add_instance_variable().
10834 (ivars, ivar_declarator): Remove nonterminals.
10835 (opt_semi): New nonterminal.
10836 (methodtype): Remove semantic actions.
10837 (methoddef): Move semantic actions to objc_set_method_type(),
10838 objc_start_method_definition() and objc_finish_method_definition().
10839 (methodproto): Move semantic actions to objc_set_method_type() and
10840 objc_add_method_declaration().
10841 (methoddecl): Use objc_typename instead of typename; move semantic
10842 actions to objc_build_method_signature().
10843 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
10844 (optparmlist): Express in terms of optparms and optellipsis.
10845 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
10846 nonterminals.
10847 (keyworddecl): Use objc_typename instead of typename.
10848 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
10849 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
10850
10851 2004-09-08 Alan Modra <amodra@bigpond.net.au>
10852
10853 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
10854 (MD_FALLBACK_FRAME_STATE_FOR): Update.
10855 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
10856 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
10857 (MD_FROB_UPDATE_CONTEXT): Remove default.
10858 (uw_update_context_1): Instead #ifdef invocation.
10859 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
10860 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
10861 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
10862 (MD_UNWIND_SUPPORT): Undefine this instead.
10863 * config/i386/gnu.h: Likewise.
10864 * config/alpha/linux-unwind.h: New file, macro converted to
10865 function, extracted from..
10866 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
10867 (MD_UNWIND_SUPPORT): Define.
10868 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
10869 * config/i386/linux-unwind.h, config/i386/linux.h,
10870 config/i386/linux64.h: Likewise.
10871 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
10872 MD_HANDLE_UNWABI too.
10873 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
10874 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
10875 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
10876 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
10877 * config/sparc/linux-unwind.h, config/sparc/linux.h,
10878 config/sparc/linux64.h: Likewise.
10879 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
10880 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
10881 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
10882 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
10883 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
10884
10885 2004-09-07 Jan Hubicka <jh@suse.cz>
10886
10887 * cse.c (fold_rtx): Avoid building of
10888 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
10889
10890 * tree-ssa-pre.c (grand_bitmap_obstack): New.
10891 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
10892 (init_pre): Initialize obstack.
10893 (fini_pre): Free obstack.
10894
10895 2004-09-07 David Daney <ddaney@avtrex.com>
10896
10897 * config.gcc: Added support for --with-divide=[breaks|traps] for
10898 mips targets.
10899 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
10900 (TARGET_DIVIDE_TRAPS): New macro.
10901 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
10902 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
10903 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
10904 GENERATE_DIVIDE_TRAPS.
10905 (mips_output_division): Emit conditional trap if
10906 GENERATE_DIVIDE_TRAPS is set.
10907 * doc/install.texi: Document --with-divide.
10908 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
10909
10910 2004-09-07 Caroline Tice <ctice@apple.com>
10911
10912 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
10913 EDGE_CROSSING, to flags test case.
10914
10915 2004-09-07 Jan Hubicka <jh@suse.cz>
10916
10917 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
10918 class too.
10919
10920 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10921
10922 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
10923 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
10924 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
10925 or gcc_unreachable.
10926 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
10927 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
10928 alloc_aux_for_edges, free_aux_for_edges): Likewise.
10929 * cfgcleanup.c (try_forward_edges,
10930 merge_blocks_move_predecessor_nojumps,
10931 merge_blocks_move_successor_nojumps): Likewise.
10932 * cfgexpand.c (expand_gimple_cond_expr,
10933 expand_gimple_tailcall): Likewise.
10934 * cfghooks.c (duplicate_block): Likewise.
10935 * cfglayout.c (record_effective_endpoints,
10936 insn_locators_initialize, change_scope, fixup_reorder_chain,
10937 verify_insn_chain, fixup_fallthru_exit_predecessor,
10938 duplicate_insn_chain, cfg_layout_finalize): Likewise.
10939 * cfgloopanal.c (check_irred): Likewise.
10940 * cfgloop.c (superloop_at_depth, flow_loops_free,
10941 flow_loop_entry_edges_find, flow_loops_find,
10942 flow_loop_outside_edge_p, get_loop_body,
10943 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
10944 get_loop_exit_edges, num_loop_branches, cancel_loop,
10945 verify_loop_structure): Likewise.
10946 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
10947 duplicate_loop_to_header_edge, create_preheader,
10948 create_loop_notes): Likewise.
10949 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
10950 edirect_branch_edge, force_nonfallthru_and_redirect,
10951 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
10952 commit_edge_insertions, commit_edge_insertions_watch_calls,
10953 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
10954 cfg_layout_redirect_edge_and_branch_force,
10955 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
10956 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
10957 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
10958 cgraph_varpool_node): Likewise.
10959 * cgraphunit.c (cgraph_finalize_function,
10960 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
10961 cgraph_expand_function, cgraph_remove_unreachable_nodes,
10962 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
10963 cgraph_mark_inline, cgraph_expand_all_functions,
10964 cgraph_build_static_cdtor): Likewise.
10965 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
10966 simplify_logical, distribute_notes, insn_cuid): Likewise.
10967 * conflict.c (conflict_graph_add, print_conflict): Likewise.
10968 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
10969 coverage_checksum_string): Likewise.
10970 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
10971 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
10972 cse_cc_succs, cse_condition_code_reg): Likewise.
10973 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
10974 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
10975 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
10976 cselib_record_set): Likewise.
10977
10978 2004-09-07 Jan Hubicka <jh@suse.cz>
10979
10980 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
10981
10982 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10983
10984 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
10985 fold_convert.
10986 (fold_builtin_strpbrk): Likewise.
10987 * expr.c (array_ref_low_bound): Likewise.
10988 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
10989 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
10990 * tree-sra.c (generate_element_zero): Likewise.
10991 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
10992 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
10993 add_old_iv_candidates, add_iv_candidates): Likewise.
10994 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
10995
10996 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10997
10998 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
10999 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
11000 c_expand_expr, boolean_increment, nonnull_check_p,
11001 check_function_arguments_recurse, fold_offsetof_1): Likewise.
11002 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
11003 builtin_define_type_max): Likewise.
11004 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
11005 implicit_decl_warning, builtin_function, build_compound_literal,
11006 complete_array_type, grokdeclarator, get_parm_info,
11007 start_function, store_parm_decls_oldstyle,
11008 c_write_global_declarations): Likewise.
11009 * c-format.c (get_constant, decode_format_attr,
11010 maybe_read_dollar_number, get_flag_spec, check_format_arg,
11011 check_format_types, format_type_warning,
11012 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
11013 init_dynamic_diag_info, handle_format_attribute): Likewise.
11014 * c-gimplify.c (push_context, pop_context, finish_bc_block):
11015 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
11016 * c-objc-common.c (c_tree_printer): Likewise.
11017 * c-pch.c (pch_init): Likewise.
11018 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
11019 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
11020 * c-typeck.c (c_incomplete_type_error, composite_type,
11021 common_pointer_type, common_type, same_translation_unit_p,
11022 tagged_types_tu_compatible_p, finish_init, pop_init_level,
11023 set_designator, set_nonincremental_init_from_string,
11024 process_init_element, c_finish_if_stmt): Likewise.
11025 * caller-save.c (init_caller_save, save_call_clobbered_regs,
11026 insert_restore, insert_save, insert_one_insn): Likewise.
11027 * calls.c (emit_call_1, compute_argument_block_size,
11028 precompute_arguments, expand_call, emit_library_call_value_1,
11029 store_one_arg): Likewise.
11030
11031 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11032
11033 * configure.ac (enable-checking): Add release option. Reorganize
11034 to avoid repetition.
11035 * configure: Rebuilt.
11036 * doc/install.texi (enable-checking): Amend documentation.
11037
11038 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
11039
11040 PR bootstrap/17313
11041 * Makefile.in (specs.ready): Depend on cc1$(exeext).
11042
11043 2004-09-06 James E Wilson <wilson@specifixinc.com>
11044
11045 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
11046 movdf_hardfloat_32bit): Split fG into two alternatives.
11047 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
11048
11049 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
11050
11051 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
11052
11053 * final.c (output_in_slot): Delete.
11054 (final_scan_insn): Revert 2004-09-03 change.
11055 (output_asm_insn): Likewise.
11056 * config/sparc/sparc.c (output_return): Likewise.
11057 (output_sibcall): Likewise.
11058
11059 2004-09-06 Jan Hubicka <jh@suse.cz>
11060
11061 * loop.c (loop_dump_aux): Do not print RTL when not available.
11062 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
11063 frontend specific type nodes.
11064 (produce_memory_decl_rtl): Break out from ...
11065 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
11066 (get_computation_at): Avoid random tree sharing.
11067 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
11068
11069 2004-09-06 Zack Weinberg <zack@codesourcery.com>
11070
11071 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
11072 unnecessary commands.
11073
11074 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
11075
11076 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
11077 (bitmap.o): Likewise.
11078
11079 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
11080
11081 Unify the management of RTL and tree-level dump files.
11082
11083 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
11084 Don't print function name to the dump file, the pass manager
11085 would do this for us. Add code from the top of
11086 rest_of_compilation, up to the initial RTL dump.
11087 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
11088 close the DFI_sibling dump file.
11089 (rest_of_compilation): Don't do that here. Remove code up to the
11090 initial RTL dump.
11091 (init_optimization_passes): Remove.
11092 (pass_rest_of_compilation): Change pass name to NULL.
11093 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
11094 Do not call init_optimization_passes.
11095 * toplev.h (init_optimization_passes): Remove.
11096
11097 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11098 finish_graph_dump_file): Remove SUFFIX parameter.
11099 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
11100 finish_graph_dump_file): Likewise.
11101
11102 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
11103 * cfgexpand.c (pass_expand): Adjust.
11104 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
11105 * passes.c (pass_rest_of_compilation): Adjust.
11106 * predict.c (pass_profile): Adjust.
11107 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
11108 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
11109 pass_split_crit_edges, pass_warn_function_return): Adjust.
11110 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
11111 * tree-dfa.c (pass_referenced_vars): Adjust.
11112 * tree-eh.c (pass_lower_eh): Adjust.
11113 * tree-if-conv.c (pass_build_ssa): Adjust.
11114 * tree-into-ssa.c (pass_build_ssa): Adjust.
11115 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
11116 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
11117 * tree-nrv.c (pass_nrv): Adjust.
11118 * tree-optimize.c (pass_gimple, pass_all_optimizations,
11119 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11120 pass_init_datastructures): Adjust.
11121 * tree-outof-ssa.c (pass_del_ssa): Adjust.
11122 * tree-profile.c (pass_tree_profile): Adjust.
11123 * tree-sra.c (pass_sra): Adjust.
11124 * tree-ssa-alias.c (pass_may_alias): Adjust.
11125 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
11126 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
11127 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
11128 * tree-ssa-dom.c (pass_dominator): Adjust.
11129 * tree-ssa-dse.c (pass_dse): Adjust.
11130 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
11131 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
11132 * tree-ssa-loop-ch.c (pass_ch): Adjust.
11133 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
11134 pass_loop_done, pass_complete_unroll, pass_iv_canon,
11135 pass_iv_optimize, pass_vectorize): Adjust.
11136 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
11137 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
11138 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
11139 pass_late_warn_uninnitialized): Adjust.
11140 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
11141
11142 * Makefile.in (tree-dump.o): Add new dependencies.
11143 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
11144 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
11145 Likewise.
11146 * toplev.c (dump_file_name): New.
11147 * tree-dump.c (dump_enable_all): Add LETTER parameter.
11148 (struct dump_file_info): Add NUM and LETTER fields.
11149 (dump_files): Adjust and add RTL dump files.
11150 (dump_register): Add NUM and LETTER fields.
11151 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
11152 (dump_begin): Use get_dump_file_name.
11153 (dump_switch_p_1): Adjust call to dump_enable_all.
11154 * tree-dump.h (dump_register): Adjust prototype.
11155 * tree-optimize.c (register_one_dump_file): Take dump file index.
11156 Support flags for RTL dumps.
11157 (register_dump_files): Fill in NUM field of struct dump_file_info.
11158 Track properties both when the gate is executed and when it is not.
11159 (execute_todo): Dump RTL. Add PROPERTIES parameter.
11160 (execute_one_pass): Pass properties to execute_todo. Handle VCG
11161 dumps of RTL.
11162 * tree-pass.h (dump_file_name): New.
11163 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
11164 New.
11165
11166 * Makefile.in (passes.o): Add new dependencies.
11167 * passes.c (struct dump_file_info, enum dump_file_index,
11168 dump_file_tbl, init_optimization_passes): Remove.
11169 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
11170 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
11171 dump_enabled_p.
11172 (finish_optimization_passes): Update finish_graph_dump_file loop.
11173 (enable_rtl_dump_file): Remove.
11174 * tree-dump.c (dump_files): Adjust and add RTL dump files.
11175 (enable_rtl_dump_file): Add here.
11176 * tree.h (enum tree_dump_index): Add RTL dump file indices.
11177 * doc/invoke.texi (Debugging options): Document new RTL debugging
11178 options. Update.
11179
11180 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
11181
11182 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
11183 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
11184 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
11185 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
11186 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
11187 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
11188 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
11189 vec.h: Fix comment formatting.
11190
11191 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
11192
11193 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
11194 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
11195 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
11196 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
11197 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
11198 tree-ssa-loop-niter.c, tree-ssa-operands.c,
11199 tree-ssa-operands.h, tree-ssa-propagate.c,
11200 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
11201 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
11202
11203 2004-09-05 Diego Novillo <dnovillo@redhat.com>
11204
11205 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
11206 vectorizer is enabled.
11207
11208 2004-09-05 Andreas Jaeger <aj@suse.de>
11209
11210 * tree-if-conv.c: Spell check comments and clean up whitespace.
11211
11212 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11213
11214 * tree-ssa-loop-ivopts.c: New file.
11215 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
11216 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
11217 target_pres_cost, target_spill_cost): Declare.
11218 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
11219 spill_cost): Renamed to ...
11220 (target_avail_regs, target_res_regs, target_small_cost,
11221 target_pres_cost, target_spill_cost): ... and exported.
11222 (init_set_costs, global_cost_for_size): Work with renamed variables.
11223 * common.opt (flag_ivopts): New flag.
11224 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
11225 REF_ORIGINAL.
11226 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
11227 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
11228 generating SSA form.
11229 (force_gimple_operand): New function.
11230 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
11231 * tree-cfg.c (stmt_bsi): New function.
11232 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
11233 PARAM_IV_MAX_CONSIDERED_USES): New.
11234 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
11235 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
11236 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
11237 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
11238 * tree-nested.c (build_addr): Export.
11239 * tree-optimize.c (init_tree_optimization_passes): Add
11240 pass_iv_optimize.
11241 * tree-pass.h (pass_iv_optimize): Declare.
11242 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
11243 IMAGPART_EXPR.
11244 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
11245 as a phi node argument.
11246 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
11247 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
11248 functions.
11249 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
11250 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
11251 pass_iv_optimize): New pass.
11252 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
11253 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
11254 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
11255 * tree.h (REF_ORIGINAL): New macro.
11256 (build_int_cst_type, unsigned_type_for, zero_p,
11257 cst_and_fits_in_hwi, build_addr): Declare.
11258 * doc/invoke.texi (-fivopts): Document.
11259 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
11260 PARAM_IV_MAX_CONSIDERED_USES): Document.
11261 * doc/passes.texi: Document induction variable optimizations pass.
11262
11263 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11264
11265 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
11266 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
11267 * c-common.c (c_common_attribute_table): Accept parameters to
11268 sentinel attribute.
11269 (check_function_sentinel, handle_sentinel_attribute): Likewise.
11270 * doc/extend.texi: Update accordingly.
11271
11272 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11273
11274 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
11275 New.
11276 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
11277 attribute.
11278 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
11279 New functions.
11280 (c_common_attribute_table): Add `sentinel' attribute.
11281 (check_function_arguments): Handle `sentinel' attribute.
11282 * doc/extend.texi: Document `sentinel' attribute.
11283
11284 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
11285
11286 * configure: Regenerated.
11287
11288 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11289
11290 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
11291
11292 * tree.c (save_expr): No longer TREE_READONLY.
11293
11294 2004-09-04 Jan Hubicka <jh@suse.cz>
11295
11296 * passes.c (rest_of_clean_state): Fix merge conflict made during
11297 commiting the patch.
11298
11299 2004-09-04 Jan Hubicka <jh@suse.cz>
11300
11301 * passes.c (rest_of_clean_state): Decompose the instruction stream.
11302
11303 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
11304
11305 * doc/md.texi (shift patterns): New anchor. Add reference to
11306 TARGET_SHIFT_TRUNCATION_MASK.
11307 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
11308 * target.h (shift_truncation_mask): New target hook.
11309 * targhook.h (default_shift_truncation_mask): Declare.
11310 * targhook.c (default_shift_truncation_mask): Define.
11311 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
11312 (TARGET_INITIALIZER): Include it.
11313 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
11314 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
11315 reject all out-of-range values. Fix sign-extension code for modes
11316 whose width is smaller than HOST_BITS_PER_WIDE_INT.
11317 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
11318 (expand_superword_shift, expand_subword_shift): Likewise.
11319 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
11320 (expand_binop): Use them to implement double-word shifts.
11321 * config/arm/arm.c (arm_shift_truncation_mask): New function.
11322 (TARGET_SHIFT_TRUNCATION_MASK): Define.
11323
11324 2004-09-04 Jan Hubicka <jh@suse.cz>
11325
11326 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
11327 (mix): New macro copied from hashtab.c
11328 (iterative_hash_hashval_t, iterative_hash_pointer,
11329 iterative_hash_host_wide_int): New functions based on hashtab.c
11330 implementation.
11331
11332 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
11333
11334 * config/mips/mips.md (mask): New mode attribute.
11335 (zero_extendsidi2): Add memory alternative.
11336 (*zero_extendsidi2_mem): Delete.
11337 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
11338 memory_operand in the TARGET_MIPS16 check.
11339 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
11340 Redefine using :GPR and :SHORT.
11341 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
11342
11343 2004-09-04 Uros Bizjak <uros@kss-loka.si>
11344
11345 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
11346 using rint_optab.
11347 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
11348 expand_builtin_mathfn.
11349 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
11350 btrunc?f patterns for btrunc_optab. Implement rint_optab using
11351 rint?f patterns.
11352 * optabs.c (init_optabs): Initialize rint_optab.
11353 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
11354 Add new OTI_rint.
11355 (btrunc_optab): Rename macro from trunc_optab.
11356 (rint_optab): Define corresponding macro.
11357
11358 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
11359 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
11360
11361 * config/i386/i386-protos.h (emit_i387_cw_initialization):
11362 Change prototype. Add new int parameter.
11363 * config/i386/i386.c (emit_i387_cw_initialization):
11364 Handle new rounding modes.
11365
11366 * config/i386/i386.h (enum fp_cw_mode): Delete.
11367 (MODE_NEEDED): Handle new rounding modes.
11368 (EMIT_MODE_SET): Change condition to handle new rounding modes.
11369
11370 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
11371 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
11372 represent different rounding modes of frndint insn.
11373 (type): Add frndint type.
11374 (i387, length, memory): Handle this type.
11375 (i387_cw): New attribute definition.
11376 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
11377 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
11378 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
11379 Add "i387_cw" attribute defined to "trunc".
11380 (x86_fnstcw_1): Remove comment.
11381 (*frndintxf2): Rename insn definition to frndintxf2. Move
11382 insn definition near rint?f2 expanders.
11383 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
11384 rintf and rintl built-ins as inline x87 intrinsics.
11385 (frndintxf2_floor): New pattern to implement floor rounding
11386 mode with frndint x87 instruction.
11387 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
11388 floorf and floorl built-ins as inline x87 intrinsics.
11389 (frndintxf2_ceil): New pattern to implement ceil rounding
11390 mode with frndint x87 instruction.
11391 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
11392 ceilf and ceill built-ins as inline x87 intrinsics.
11393 (frndintxf2_trunc): New pattern to implement trunc rounding
11394 mode with frndint x87 instruction.
11395 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
11396 truncf and truncl built-ins as inline x87 intrinsics.
11397 (frndintxf2_mask_pm): New pattern to implement rounding
11398 mode with exceptions with frndint x87 instruction.
11399 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
11400 implement nearbyint, nearbyintf and nearbyintl built-ins as
11401 inline x87 intrinsics.
11402
11403 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
11404
11405 * config/mips/mips.md (SHORT): New mode macro.
11406 (size): New mode attribute.
11407 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
11408 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
11409 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
11410 !ISA_HAS_SEB_SEH.
11411 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
11412 *extend[qh]isi2_hw patterns and extending them to di.
11413 (extendqihi2): Implement as define_insn_and_split that produces
11414 extendqisi2 after reload.
11415
11416 2004-09-03 Devang Patel <dpatel@apple.com>
11417
11418 * Makefile.in (OBJS-common): Add tree-if-conv.o
11419 (tree-if-conv.o): New rule.
11420 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
11421 (get_loop_body_in_bfs_order): New.
11422 * cfgloop.h (get_loop_body_in_bfs_order): New.
11423 * tree-flow.h (enum move_pos): Move here from ..
11424 * tree-ssa-loop-im.c (enum move_pos): here.
11425 (movement_possibility): Make externally visible.
11426 * tree-optimize.c (init_tree_optimization_passes): New entry for
11427 if conversion pass.
11428 * tree-pass.h (pass_if_conversion): New.
11429 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
11430 * tree-if-conv.c: New file.
11431 * doc/passes.texi: Document tree if-conversion pass.
11432 * doc/tree-ssa.texi: Same.
11433
11434 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
11435
11436 PR target/14925:
11437 Makefile.in (LIB2ADDEHSTATIC): New.
11438 (LIB2ADDEHSHARED): New.
11439 (LIBUNWIND): New.
11440 (LIBUNWINDDEP): New.
11441 (SHLIBUNWIND_LINK): New.
11442 (SHLIBUNWIND_INSTALL): New.
11443 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
11444 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
11445 (clean): Remove libunwind*
11446 (stage1-start): Remove and copy stage1/libunwind*.
11447 (stage2-start): Remove and copy stage2/libunwind*.
11448 (stage3-start): Remove and copy stage3/libunwind*.
11449 (stage4-start): Remove and copy stage4/libunwind*.
11450 (stageprofile-start): Remove and copy stageprofile/libunwind*.
11451 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
11452
11453 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
11454 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
11455 tmake_file if --with-system-libunwind isn't used.
11456
11457 * config/ia64/t-glibc-libunwind: New file.
11458 * config/t-libunwind-elf: Likewise.
11459 * unwind-compat.c: Likewise.
11460 * unwind-compat.h: Likewise.
11461 * unwind-dw2-fde-compat.c: Likewise.
11462
11463 * config/ia64/t-glibc (LIB2ADDEH): Updated.
11464 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
11465
11466 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
11467 aliases if needed.
11468 * unwind-dw2-fde-glibc.c: Likewise.
11469 * unwind-dw2.c: Likewise.
11470
11471 * config/t-libunwind (LIB2ADDEH): Updated.
11472 (LIB2ADDEHSTATIC): New.
11473 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
11474 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
11475
11476 * configure.ac: Change --enable-libunwind-exceptions to
11477 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
11478 * configure: Regenerated.
11479 * config.in: Updated.
11480
11481 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
11482 above and mention --with-system-libunwind.
11483 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
11484 removed in gcc 3.4.3 and later.
11485
11486 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
11487 USE_LIBUNWIND_EXCEPTIONS is defined.
11488
11489 * mklibgcc.in: Support libunwind.
11490
11491 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
11492
11493 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
11494 m_NOCONA.
11495
11496 2004-09-03 Richard Henderson <rth@redhat.com>
11497
11498 PR middle-end/9997
11499 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
11500 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
11501 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
11502 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
11503 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
11504 resize_stack_vars_conflict, add_stack_var_conflict,
11505 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
11506 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
11507 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
11508 expand_one_static_var, expand_one_hard_reg_var,
11509 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
11510 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
11511 (expand_used_vars): Rewrite.
11512 * Makefile.in (cfgexpand.o): Update dependencies.
11513
11514 2004-09-04 Jan Hubicka <jh@suse.cz>
11515
11516 * cfg.c (free_edge): Use ggc_free.
11517 (expunge_block): Use ggc_free.
11518 * passes.c (rest_of_clean_state): Free after compilation.
11519 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
11520 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
11521
11522 2004-09-03 James E Wilson <wilson@specifixinc.com>
11523
11524 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
11525 DECL_EXTERNAL check.
11526
11527 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11528
11529 * final.c (output_in_slot): New global variable.
11530 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
11531 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
11532 'output_in_slot' before invoking output_asm_insn.
11533 (output_asm_insn): Add a space after the tab if 'output_in_slot'
11534 is set.
11535 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
11536 final_scan_insn.
11537 (output_sibcall): Likewise.
11538
11539 2004-09-03 Jan Hubicka <jh@suse.cz>
11540
11541 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
11542 * tree-ssanames (init_ssanames): Likewise.
11543
11544 2004-09-03 Ziemowit Laski <zlaski@apple.com>
11545
11546 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
11547 objc_declare_protocols, objc_start_protocol,
11548 objc_start_class_interface, objc_start_category_interface,
11549 objc_continue_interface, objc_finish_interface,
11550 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
11551 objc_start_class_implementation, objc_start_category_implementation,
11552 objc_continue_implementation, objc_finish_implementation,
11553 objc_add_method_declaration, objc_start_method_definition,
11554 objc_finish_method_definition, objc_build_keyword_decl,
11555 objc_build_method_signature, objc_build_encode_expr,
11556 objc_build_protocol_expr, objc_build_selector_expr,
11557 objc_build_message_expr, objc_build_string_object,
11558 objc_get_class_reference, objc_get_protocol_qualified_type,
11559 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
11560
11561 2004-09-03 James E Wilson <wilson@specifixinc.com>
11562
11563 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
11564
11565 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
11566 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
11567 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
11568 (mips_recip1_<fmt>): Use frdiv1 type.
11569 (mips_recip2_<fmt>): Use frdiv2 type.
11570 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
11571 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
11572 and frsqrt1.
11573 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
11574
11575 2004-09-03 Daniel Jacobowitz <dan@debian.org>
11576
11577 * reload.c (find_reloads): Swap operand_loc pointers for
11578 find_dummy_reload if we have swapped two operands.
11579
11580 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
11581
11582 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
11583 to get the tablejump-insn before the jump-table label.
11584
11585 2004-09-03 Ziemowit Laski <zlaski@apple.com>
11586
11587 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
11588 objc_declare_protocols, objc_build_message_expr,
11589 objc_finish_message_expr, objc_build_selector_expr,
11590 objc_build_protocol_expr, objc_build_encode_expr,
11591 objc_build_string_object, objc_get_protocol_qualified_type,
11592 objc_get_class_reference, objc_get_class_ivars,
11593 objc_start_class_interface, objc_start_category_interface,
11594 objc_start_protocol, objc_continue_interface, objc_finish_interface,
11595 objc_start_class_implementation, objc_start_category_implementation,
11596 objc_continue_implementation, objc_finish_implementation,
11597 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
11598 objc_add_method_declaration, objc_start_method_definition,
11599 objc_finish_method_definition, objc_add_instance_variable,
11600 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
11601 objc_finish_try_stmt, objc_begin_catch_clause,
11602 objc_finish_catch_clause, objc_build_finally_clause,
11603 objc_build_synchronized, objc_static_init_needed_p,
11604 objc_generate_static_init_call): New prototypes.
11605
11606 2004-09-03 Steve Ellcey <sje@cup.hp.com>
11607
11608 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
11609 is only one reg.
11610 (ia64_function_value): Ditto.
11611
11612 2004-09-03 Jan Beulich <jbeulich@novell.com>
11613
11614 * config.gcc: Resurrect NetWare as a target. Handle special case of
11615 Novell linker to be used (specified through --with-ld=) and threading
11616 model of either Posix (default) or NKS.
11617 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
11618 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
11619 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
11620 * config/i386/netware.c, config/i386/netware.h: New.
11621 * config/i386/nwld.c, config/i386/nwld.h: New.
11622 * config/i386/netware-crt0.c: New.
11623 * config/i386/netware-libgcc.c: New.
11624 * config/i386/netware-libgcc.def: New.
11625 * config/i386/netware-libgcc.exp: New.
11626 * config/i386/t-netware, config/i386/t-nwld: New.
11627 * gthr-nks.h: New.
11628 * doc/install.texi: Document NKS threading model.
11629
11630 2004-09-03 Jan Beulich <jbeulich@novell.com>
11631
11632 PR c/7054
11633 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
11634 * tree.h (initial_max_fld_align): Declare
11635 * stor-layout.c (initial_max_fld_align): Define and initialize.
11636 (maximum_field_alignment): Initialize to the same value.
11637 * common.opt: Add -fpack-struct= variant of switch.
11638 * opts.c: Handle -fpack-struct= variant of switch.
11639 * c-pragma.c: Change #pragma pack() handling so that it becomes
11640 compatible to other compilers: accept individual 'push' argument,
11641 make final pop restore (command line) default, correct interaction
11642 of push/pop and sole specification of a new alignment (so that the
11643 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
11644 to #pragma pack(push, <n>).
11645 * doc/extend.texi: New node "Structure-Packing Pragmas" under
11646 "Pragmas", describing #pragma pack.
11647 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
11648 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
11649 Document new TARGET_DEFAULT_PACK_STRUCT.
11650
11651 2004-09-03 Devang Patel <dpatel@apple.com>
11652
11653 * dwarf2out.c (gen_field_die). Equate decl number to die.
11654
11655 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
11656
11657 PR target/15832
11658 * global.c (modify_reg_pav): New function.
11659 (make_accurate_live_analysis): Call the new function. Move pavin
11660 modification by earlyclobber set into the new function.
11661
11662 2004-09-03 Andreas Schwab <schwab@suse.de>
11663
11664 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
11665 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
11666 extended.
11667
11668 2004-09-02 Jan Beulich <jbeulich@novell.com>
11669
11670 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
11671 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
11672 not unwind code specific ones.
11673 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
11674 Remove unwind code specific dependencies.
11675 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
11676 Remove gbl-ctors.h.
11677 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
11678 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
11679 * tsystem.h: Declare memcpy and memset when inhibit_libc.
11680
11681 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
11682
11683 * combine.c (try_combine): Delay modifying of insns which cannot
11684 be easily undone.
11685
11686 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
11687
11688 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
11689 tree-loop-im.
11690 * gcc/tree-ssa-loop.c: Ditto
11691 * gcc/tree-ssa-loop-ivcanon.c: Ditto
11692 * gcc/doc/invoke.texi: Ditto.
11693
11694 2004-09-02 Ziemowit Laski <zlaski@apple.com>
11695
11696 * c-decl.c (store_parm_decls_newstyle): Make static.
11697 (store_parm_decls_from): New function.
11698 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
11699 (store_parm_decls_from): New prototype.
11700
11701 2004-09-02 David Edelsohn <edelsohn@gnu.org>
11702
11703 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
11704 HImode with STRICT_ALIGNMENT.
11705
11706 2004-09-02 Mark Mitchell <mark@codesourcery.com>
11707
11708 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
11709 (TARGET_OS_CPP_BUILTINS): Likewise.
11710 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
11711 TARGET_BPABI_CPP_BUILTINS.
11712
11713 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
11714
11715 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
11716
11717 2004-09-02 Eric Christopher <echristo@redhat.com>
11718
11719 * builtins.c (expand_builtin_cabs): Delete.
11720 (expand_builtin): If unable to fold the values do a normal
11721 library call for builtin_cab*.
11722 (fold_builtin_cabs): Depend on optimize and optimize_size.
11723 * optabs.c (expand_cmplxdiv_straight): Delete.
11724 (expand_cmplxdiv_wide): Ditto.
11725 (expand_vector_binop): Ditto.
11726 (expand_vector_unop): Ditto.
11727 (expand_complex_abs): Delete.
11728 (expand_binop): Remove calls to above functions.
11729 Remove open coding of complex arithmetic.
11730 (expand_unop): Ditto.
11731 * optabs.h: Remove prototypes.
11732
11733 2004-09-02 Ziemowit Laski <zlaski@apple.com>
11734
11735 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
11736 * c-tree.h (store_parm_decls_newstyle): New prototype.
11737
11738 2004-09-02 Geoffrey Keating <geoffk@apple.com>
11739
11740 * config/rs6000/rs6000.c (expand_block_clear): Use vector
11741 instructions if available.
11742 (expand_block_move): Likewise.
11743
11744 2004-09-03 Jan Hubicka <jh@suse.cz>
11745
11746 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
11747
11748 2004-09-02 Mark Mitchell <mark@codesourcery.com>
11749
11750 * config/arm/symbian.h (LIB_SPEC): Define to empty.
11751 * config/arm/t-symbian (SHLIB_LC): Likewise.
11752
11753 2004-09-02 Paul Brook <paul@codesourcery.com>
11754
11755 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
11756
11757 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
11758
11759 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
11760 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
11761 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
11762 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
11763 (mips_issue_rate): Remove unreachable abort.
11764 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
11765 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
11766 (mips_block_move_straight, print_operand_address, mips_file_start)
11767 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
11768 (mips_output_conditional_branch, mips_expand_builtin_direct)
11769 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
11770 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
11771 with gcc_assert.
11772
11773 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
11774
11775 * config/mips/mips.md (*lea_high64): Change split condition to
11776 flow2_completed. Add a peephole2 to generate a more parallel version.
11777
11778 2004-09-02 Jan Hubicka <jh@suse.cz>
11779
11780 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
11781 GGC.
11782
11783 * ggc-page.c: include tree-flow.h.
11784 (extra_order_size_table): Add stmt_ann_d.
11785 (STAT_LABEL): Rename from ....
11786 (LABEL): ... this one.
11787 * Makefile.in (ggc-page.o): Add dependency.
11788
11789 * ggc-common.c (ggc_force_collect): New global variable.
11790 (loc_description): Add fields "freed", "collected"
11791 (ptr_hash): New static hash
11792 (ptr_hash_entry): New structure.
11793 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
11794 (ggc_record_overhead): Take ptr argument, record it
11795 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
11796 (cmp_statistics): Imrove sorting.
11797 (dump_ggc_loc_statistics): Output newly collected statistics
11798 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
11799 (ggc_free): Call ggc_free_overhead.
11800 (ggc_collect): Force collection when asked to be forced.
11801 (ggc_collect): Call ggc_prune_overhead_list.
11802 * ggc.h (ggc_force_collect): Declare
11803 (ggc_record_overhead): Update prototype.
11804 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
11805
11806 2004-09-02 James E Wilson <wilson@specifixinc.com>
11807
11808 * common.opt (ftrapping-math): Default to on.
11809
11810 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
11811
11812 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
11813
11814 2004-09-02 Denis Chertykov <denisc@overta.ru>
11815
11816 PR target/16884
11817 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
11818 match_scratch.
11819 (*movmemqi_insn): Likewise.
11820 (*movmemhi): Likewise.
11821 (clrmemhi): Likewise.
11822 (*clrmemqi): Likewise.
11823 (*clrmemhi): Likewise.
11824
11825 2004-09-02 Paul Brook <paul@codesourcery.com>
11826
11827 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
11828 default_use_cxa_atexit=yes.
11829
11830 2004-09-02 Alan Modra <amodra@bigpond.net.au>
11831
11832 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
11833 (struct kernel_old_ucontext): Delete.
11834 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
11835 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
11836 when IN_LIGGCC2.
11837
11838 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
11839
11840 * toplev.c (process_options): Fix typo.
11841
11842 2004-09-01 Richard Henderson <rth@redhat.com>
11843
11844 PR middle-end/17258
11845 * calls.c (initialize_argument_information): Tighten pass-through
11846 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
11847 Use build_fold_addr_expr.
11848 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
11849 that assumes ADDR_EXPR allocates stack space.
11850 * fold-const.c (build_fold_addr_expr_with_type): Look through
11851 WITH_SIZE_EXPR.
11852
11853 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
11854
11855 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
11856 * ggc.h (ggc_alloc_rtx): Delete.
11857
11858 2004-09-01 Roger Sayle <roger@eyesopen.com>
11859
11860 * expmed.c (enum alg_code): Remove long unused enumeration values.
11861 (struct mult_cost): New structure to hold the "score" of a synthetic
11862 multiply sequence, including both a rtx_cost and a latency field.
11863 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
11864 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
11865 (struct algorithm): Change type of cost field to be mult_cost.
11866 (synth_mult): Change type of cost_limit argument to be a
11867 pointer to a mult_cost. Update all cost comparisons to use the
11868 new mult_cost infrastructure. For alg_add_factor and
11869 alg_sub_factor operations, latency is lower than the rtx_cost.
11870 (choose_mult_variant): Update calls to synth_mult. Perform
11871 cost comparisons using the new mult_cost infrastructure.
11872 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
11873 to optain the total rtx_cost of a synth_mult "algorithm".
11874
11875 2004-09-01 David Edelsohn <edelsohn@gnu.org>
11876
11877 * config/rs6000/power4.md: Increase store latency to 12.
11878 * config/rs6000/power5.md: Same.
11879
11880 2004-09-01 James E Wilson <wilson@specifixinc.com>
11881
11882 PR target/14064
11883 * config/avr/avr.c (avr_unique_section): Delete prototype and
11884 definition.
11885 (TARGET_ASM_UNIQUE_SECTION): Delete.
11886
11887 2004-09-01 Ziemowit Laski <zlaski@apple.com>
11888
11889 * c-parse.in (primary): Call objc_build_message_expr(),
11890 objc_build_selector_expr(), objc_build_protocol_expr(),
11891 objc_build_encode_expr() and objc_build_string_object() instead of
11892 build_message_expr(), build_selector_expr(), build_protocol_expr(),
11893 build_encode_expr() and build_objc_string_object(), respectively.
11894 (component_decl_list2): Call objc_get_class_ivars() instead of
11895 get_class_ivars_from_name().
11896 (keyworddecl): Call objc_build_keyword_decl() instead of
11897 build_keyword_decl().
11898 (receiver): Call objc_get_class_reference() instead of
11899 get_class_reference().
11900 (reswords): Add blank line before @@ifobjc section, for clarity.
11901
11902 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
11903
11904 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
11905 to Altivec vetors.
11906
11907 2004-09-01 Wu Yongwei <adah@sh163.net>
11908 Danny Smith <dannysmith@users.sourceforge.net>
11909
11910 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
11911 not Windows 'DWORD'.
11912 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
11913 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
11914 (__gthr_win32_recursive_mutex_init_function): Add prototype for
11915 __GTHREAD_HIDE_WIN32API case..
11916 (__gthr_win32_recursive_mutex_lock): Likewise.
11917 (__gthr_win32_recursive_mutex_trylock): Likewise.
11918 (__gthr_win32_recursive_mutex_unlock): Likewise.
11919 (__gthread_recursive_mutex_init_function); Add definition for
11920 __GTHREAD_HIDE_WIN32API case.
11921 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
11922 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
11923 call to InterlockedDecrement.
11924
11925 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11926
11927 * tree-tailcall.c (find_tail_calls): Also fail is statement has
11928 volatile operands.
11929
11930 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
11931
11932 * doc/c-tree.texi: Document new operands for ARRAY_REF and
11933 COMPONENT_REF.
11934
11935 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11936
11937 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
11938 * common.opt (fspeculative-prefetching): New.
11939 * flags.h (flag_speculative_prefetching_set): Declare.
11940 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
11941 values.
11942 * opts.c (flag_sepculative_prefetching_set): New variable.
11943 (common_handle_option): Handle -fspeculative-prefetching.
11944 * passes.c (rest_of_compilation): Ditto.
11945 * profile.c (instrument_values, compute_value_histograms, branch_prob):
11946 Use vectors instead of arrays.
11947 * toplev.c (process_options): Handle -fspeculative-prefetching.
11948 * rtl-profile.c: Include ggc.h.
11949 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
11950 rtl_gen_one_value_profiler_no_edge_manipulation,
11951 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
11952 argument changed.
11953 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
11954 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
11955 argument changed.
11956 * value-prof.c: Include ggc.h.
11957 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
11958 macros.
11959 (insn_prefetch_values_to_profile, find_mem_reference_1,
11960 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
11961 speculative_prefetching_transform): New.
11962 (value_profile_transformations): Call speculative_prefetching_transform.
11963 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
11964 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
11965 tree_find_values_to_profile, find_values to profile): Use vectors
11966 instead of arrays.
11967 (free_profiled_values): Removed.
11968 * value-prof.h (struct histogram_value): Renamed to
11969 struct histogram_value_t.
11970 (histogram_value, histogram_values): New types.
11971 (find_values_to_profile): Declaration changed.
11972 (free_profiled_values): Removed.
11973 (struct profile_hooks): Type of argument of the hooks changed to
11974 histogram_value.
11975 * doc/invoke.texi (-fspeculative-prefetching): Document.
11976
11977 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11978
11979 PR rtl-optimization/16408
11980 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
11981
11982 2004-09-01 Richard Henderson <rth@redhat.com>
11983
11984 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
11985 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
11986
11987 2004-09-01 Jakub Jelinek <jakub@redhat.com>
11988
11989 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
11990
11991 2004-09-01 Mike Stump <mrs@apple.com>
11992
11993 * config/darwin.c (machopic_symbol_defined_p): In addition to
11994 being SYMBOL_REF_LOCAL_P, a symbol must also be
11995 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
11996 defined in this output file, or translation unit in the case
11997 of IMA not being used.
11998 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
11999 never need .indirect_symbol when indirecting.
12000
12001 2004-09-01 Jakub Jelinek <jakub@redhat.com>
12002
12003 * Makefile.in (bb-reorder.o): Add several dependencies.
12004
12005 2004-09-01 Jakub Jelinek <jakub@redhat.com>
12006
12007 * fold-const.c (operand_equal_p): Require equal sign also for
12008 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
12009
12010 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
12011
12012 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
12013 for use in configargs.h. Put the cname in a separate variable. Use
12014 that to set target_cpu_default2.
12015
12016 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
12017 Nick Clifton <nickc@redhat.com>
12018
12019 * config/sh/sh.md ("length"): Increase branch length when
12020 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
12021 constant, 2 byte for aligning the constant.
12022
12023 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
12024
12025 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
12026 CPU.
12027 (arm7tdmi-s): New CPU name.
12028 * arm/arm.c (ARM_CORE): Update for new format.
12029 * arm/arm.h (ARM_CORE): Likewise.
12030 * arm/gentune.sh: Update for extra field.
12031 * config.gcc: Likewise.
12032 * arm/arm-tune.md: Regenerate.
12033 * doc/invoke.texi: Document the real processor names for ARM cpus.
12034
12035 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
12036
12037 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
12038 (floatdidf): New functions.
12039 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
12040 (floatdisf): New functions.
12041 * t-arm-elf: Use them.
12042
12043 2004-09-01 Ziemowit Laski <zlaski@apple.com>
12044
12045 * c-common.h (lookup_interface): Remove prototype.
12046 (is_class_name): Rename to objc_is_class_name.
12047 (lookup_objc_ivar): Rename to objc_lookup_ivar.
12048 (get_current_scope): Rename to objc_get_current_scope.
12049 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
12050 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
12051 (yylexname): Call objc_is_class_name() instead of is_class_name().
12052 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
12053 instead of lookup_objc_ivar().
12054 * stub-objc.c (lookup_interface): Remove stub.
12055 (is_class_name): Rename to objc_is_class_name.
12056 (lookup_objc_ivar): Rename to objc_lookup_ivar.
12057
12058 2004-08-31 Mark Mitchell <mark@codesourcery.com>
12059
12060 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
12061 * config/arm/lib1funcs.asm: Do not include supplemental .S files
12062 when compiling for Symbian.
12063 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
12064 (TARGET_OS_CPP_BUILTINS): Likewise.
12065 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
12066
12067 2004-08-31 Stan Shebs <shebs@apple.com>
12068
12069 * toplev.c (process_options): Ensure debug_hooks is initialized.
12070
12071 2004-08-31 Mark Mitchell <mark@codesourcery.com>
12072
12073 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
12074 * target.h (cxx): Add export_class_data.
12075 * config/arm/arm.c (arm_cxx_export_class_data): New function.
12076 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
12077 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
12078
12079 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
12080
12081 * config/sh/sh.c (output_branch): Check the insn length possibly
12082 in the delayed slot.
12083
12084 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12085
12086 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
12087 blank after ')'.
12088 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
12089
12090 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
12091 (c_sizeof_of_alignof_type): Likewise.
12092 * expr.c (array_ref_element_size): Likewise.
12093 (highest_pow2_factor_for_target): Likewise.
12094 * gimplify.c (canonicalize_addr_expr): Likewise.
12095 (gimplify_compound_lval): Likewise.
12096 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
12097 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12098 * varasm.c (assemble_variable): Likewise.
12099 (output_constant_def_contents): Alignments are unsigned.
12100
12101 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12102 Jeff Law <law@redhat.com>
12103
12104 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
12105 gets modified.
12106
12107 2004-08-31 Mark Mitchell <mark@codesourcery.com>
12108
12109 * hooks.c (hook_bool_void_true): New function.
12110 * hooks.h (hook_bool_void_true): Declare.
12111 * target-def.h (TARGET_CXX): Add
12112 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
12113 * target.h (struct cxx): Add key_method_may_be_inline.
12114 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
12115 function.
12116 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
12117 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
12118 __THUMB_INTERWORK.
12119
12120 2004-08-31 Denis Chertykov <denisc@overta.ru>
12121
12122 PR target/15417
12123 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
12124 frame pointer register only in Pmode while reload in progress.
12125
12126 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
12127
12128 PR target/15334
12129 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
12130 because it breaks the 32-bit shift patterns that rely on a match_dup.
12131
12132 2004-08-31 Matt Austern <austern@apple.com>
12133
12134 * config/darwin.c (darwin_make_decl_one_only): Allocate section
12135 names once per compilation, instead of once per symbol.
12136
12137 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
12138
12139 * Makefile.in (build_subdir): New substitution.
12140 (fixinc.sh): Simplify heavily since fixincludes is already built.
12141 (stmp-fixinc): Depend on specs.ready.
12142 (install-mkheaders): Use new location of fixincludes.
12143 (clean): Do not descend into fixinc.
12144 (FORBUILD): Replace with ../$(build_subdir).
12145 * configure.ac (build_subdir): Substitute.
12146 (FORBUILD): Do not set.
12147 (all_outputs): Remove fixinc/Makefile.
12148 (default commands): Do not create links in fixinc.
12149 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
12150 the fixincludes configuration steps and substituting
12151 @FIXINCL@ in fixinc.in.
12152 * fixinc.in: New, from fixinc/fixincl.sh.
12153
12154 * fixinc/*: Removed.
12155
12156 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
12157
12158 * attribs.c (strip_attrs): Remove.
12159 (split_specs_attrs): Move ...
12160 * c-decl.c: ... to here.
12161 * tree.h (split_specs_attrs, strip_attrs): Remove.
12162 * c-tree.h (split_specs_attrs): Declare.
12163
12164 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
12165
12166 * read-rtl.c: Disable RTL checking.
12167 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
12168
12169 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
12170
12171 * config/mips/mips.md (fcond): New code macro and attribute.
12172 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
12173 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
12174 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
12175
12176 2004-08-30 Mark Mitchell <mark@codesourcery.com>
12177
12178 Revert:
12179 2004-08-29 Mark Mitchell <mark@codesourcery.com>
12180 PR rtl-optimization/16590
12181 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
12182
12183 2004-08-30 Andrew Pinski <apinski@apple.com>
12184
12185 * hard-reg-set.h:
12186 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
12187 * ChangeLog: Fix previous ChangeLog entry.
12188
12189 PR rtl-opt/13987
12190 * config.host (use_long_long_for_widest_fast_int): New, default is
12191 off.
12192 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
12193 * configure.ac: If use_long_long_for_widest_fast_int, then
12194 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
12195 * configure: Regenerate.
12196 * config.in: Regenerate.
12197 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
12198 New: widest integer type supported efficiently in hardware for the
12199 host.
12200 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
12201 HOST_BITS_PER_WIDEST_FAST_INT.
12202 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
12203 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
12204 HOST_WIDEST_FAST_INT
12205 instead of HOST_WIDE_INT.
12206 (HARD_REG_SET_LONGS): Likewise.
12207 (UHOST_BITS_PER_WIDE_INT): Likewise.
12208 Change the checks for the fast cases to be based on
12209 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
12210
12211 2004-08-30 Steven Bosscher <stevenb@suse.de>
12212
12213 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
12214 not the pointers.
12215
12216 2004-08-30 Geoffrey Keating <geoffk@apple.com>
12217
12218 PR 12738
12219 PR 17205
12220 Radar 3460526
12221 Radar 3775729
12222 * c-decl.c (grokdeclarator): Produce error for 'static' on local
12223 function declaration.
12224
12225 2004-08-30 Richard Henderson <rth@redhat.com>
12226
12227 * expr.c (array_ref_element_size): Force aligned_size back to
12228 sizetype.
12229 (component_ref_field_offset): Similarly for aligned_offset.
12230 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
12231 low-bound, element-size, field-offset fields rather than
12232 computed values.
12233
12234 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
12235
12236 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
12237 redundant code.
12238
12239 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
12240
12241 * c-tree.h (struct language_function): Add arg_info element.
12242 * c-decl.c (current_function_arg_info): New.
12243 (grokdeclarator, store_parm_decls): Use it instead of
12244 DECL_ARGUMENTS.
12245 (c_push_function_context, c_pop_function_context): Save and
12246 restore it.
12247
12248 2004-08-30 Richard Henderson <rth@redhat.com>
12249
12250 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
12251 COMPONENT_REF to pointer arithmetic.
12252 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
12253 constant "c" as a valid constant initializer. Allow narrowing of
12254 differences against the same base object, for any base object.
12255
12256 2004-08-30 Richard Henderson <rth@redhat.com>
12257
12258 * expr.c (expand_expr_addr_expr): New.
12259 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
12260
12261 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
12262
12263 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
12264 (mips_fp_condition): New enum.
12265 (mips_fp_conditions): New array.
12266 (print_fcc_operand): Delete.
12267 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
12268 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
12269 (builtin_description): Add "cond" field.
12270 (DIRECT_BUILTIN): Initialize it.
12271 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
12272 into INSN and CODE. Initialize the "cond" field.
12273 (CMP_BUILTINS): Update accordingly.
12274 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
12275 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
12276 mips_fp_condition as argument. Make it the final operand of the
12277 comparison instruction.
12278 (mips_expand_builtin): Update accordingly.
12279 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
12280 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
12281 the gaps.
12282 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
12283 Don't use the 'Q' operand prefix; just print the operand normally.
12284 (mips_cabs_*, mips_c_*): Delete, replacing with...
12285 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
12286 patterns. Split the 4s versions into 2 ps patterns after reload.
12287
12288 2004-08-30 Richard Henderson <rth@redhat.com>
12289
12290 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
12291 assuming an ADDR_EXPR is non-null.
12292
12293 2004-08-30 Jason Merrill <jason@redhat.com>
12294
12295 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
12296
12297 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
12298
12299 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
12300 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
12301 gcc_assert and gcc_unreachable instead of abort.
12302 * alloc-pool.c (abort, fancy_abort): Remove.
12303 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
12304 gcc_assert or gcc_unreachable.
12305 * attribs.c (init_attributes, decl_attributes): Likewise.
12306 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
12307 mark_bb_for_unlikely_executed_section,
12308 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
12309 fix_crossing_unconditional_branches): Likewise.
12310 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
12311 bitmap_operation): Likewise.
12312 * bt-load.c (insn_sets_btr_p, augment_live_range,
12313 move_btr_def): Likewise.
12314 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
12315 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
12316 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
12317 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
12318 expand_builtin_memcmp, expand_builtin_args_info,
12319 std_gimplify_va_arg_expr, expand_builtin_unop,
12320 expand_builtin_fputs, expand_builtin_profile_func,
12321 expand_builtin_fork_or_exec, fold_builtin_bitop,
12322 fold_builtin_classify, fold_builtin_fputs): Likewise.
12323
12324 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
12325
12326 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
12327 * gcov.c (abort): Remove undef.
12328
12329 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
12330 (struct tree_binfo): Remove primary field.
12331
12332 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
12333
12334 * fixinc/Makefile.in (machname.h): Remove.
12335 (fixincl.x): Do not pass $@ to genfixes.
12336 * fixinc/genfixes: Remove code to produce machname.h.
12337 * fixinc/fixincl.sh: Move it here instead.
12338 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
12339 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
12340 return a bool indicating whether pz_mn_name_pat is NULL.
12341 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
12342 Declare extern C variables for the ENV_TABLE.
12343 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
12344 instead use the result of mn_get_regexps.
12345 * fixinc/fixtests.c: Likewise.
12346
12347 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
12348
12349 * configure.ac: Do not run fixincludes after stage1 during
12350 toplevel bootstrap.
12351 * configure: Regenerate.
12352
12353 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
12354
12355 * sched-deps.c (get_condition): Partially revert previous, by never
12356 trying to extract the condition from a condjump.
12357
12358 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
12359
12360 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
12361 (handle_visibility_attribute, c_determine_visibility): Likewise.
12362 * c-common.h (my_friendly_assert): Remove.
12363
12364 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
12365
12366 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
12367 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
12368 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
12369 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
12370 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
12371
12372 2004-08-30 Diego Novillo <dnovillo@redhat.com>
12373
12374 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
12375 in COMPONENT_REF nodes.
12376
12377 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
12378
12379 PR c++/15378
12380 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
12381 global_dc->warning_as_error_requested.
12382 * diagnostic.c (diagnostic_initialize): Tidy.
12383 * diagnostic.h (diagnostic_context::x_data): Remove
12384 (diagnostic_context::issue_warnings_are_errors_message): Rename
12385 from warnings_are_errors_message.
12386 (diagnostic_context::warning_as_error_requested): New.
12387
12388 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
12389
12390 * sched-deps.c (get_condition): Fix breakage in previous patch.
12391
12392 2004-08-30 Paul Brook <paul@codesourcery.com>
12393
12394 * doc/install.texi: Fix broken mpfr link.
12395
12396 2004-08-29 David O'Brien <obrien@FreeBSD.org>
12397
12398 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
12399 other FreeBSD platforms.
12400
12401 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
12402
12403 * arm.h (REVERSE_CONDITION): Define.
12404 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
12405
12406 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
12407
12408 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
12409 just the codes, call reversed_comparison_code ().
12410 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
12411 (not_reg_cond): Use reversed_comparison_code.
12412 (and_reg_cond): Likewise.
12413 * ifcvt.c (cond_exec_process_if_block): Likewise.
12414 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
12415
12416 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
12417
12418 * sched-deps.c (get_condition): Rewrite using jump support functions.
12419 Use reversed_comparison_code.
12420 (conditions_mutex_p): Use reversed_comparison_code.
12421
12422 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12423
12424 * config/mips/mips.c (override_options): Disable hot/cold partitioning
12425 for MIPS16.
12426
12427 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12428
12429 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
12430 (mips_function_type): Move to mips.c.
12431 * config/mips/mips.c (mips_builtin_type): New enum.
12432 (builtin_description): Replace code and ftype with builtin_type
12433 and function_type.
12434 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
12435 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
12436 (CODE_FOR_mips_abs_ps): Define.
12437 (mips_bdesc): Use new macros.
12438 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
12439 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
12440 (mips_expand_builtin_direct): New function.
12441 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
12442 builtin. Replace boolean parameter with builtin_type.
12443 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
12444 (mips_expand_4s_compare_builtin): Delete, replacing with...
12445 (mips_expand_builtin_compare): ...this new function.
12446
12447 2004-08-29 Mark Mitchell <mark@codesourcery.com>
12448
12449 PR rtl-optimization/16590
12450 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
12451
12452 2004-08-29 Diego Novillo <dnovillo@redhat.com>
12453
12454 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
12455 * tree-ssa-propagate.c: Fix documentation.
12456
12457 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12458
12459 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
12460 (mov[sd]fcc): Likewise.
12461
12462 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12463
12464 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
12465
12466 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12467
12468 * config/mips/mips.md (divide_condition): New mode attribute.
12469 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
12470 (sqrt[sd]f3): Redefine using SCALARF.
12471 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
12472 patterns.
12473
12474 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12475
12476 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
12477 (loadx, storex, fmt, UNITMODE): New mode attributes.
12478 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
12479 (mul[sd]f3): Redefine using :SCALARF.
12480 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
12481 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
12482 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
12483 Check TARGET_FUSED_MADD for V2SF too.
12484 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
12485 were already named.
12486 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
12487 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
12488
12489 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12490
12491 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
12492 V2SF_type_node if it will be needed.
12493
12494 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12495
12496 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
12497 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
12498 (mips_prepare_builtin_target): New function.
12499 (mips_expand_builtin): Use them. Update calls to subroutines.
12500 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
12501 cmp_choice with a boolean argument to select between movt and movf.
12502 Take the comparison's icode as an argument, not the function's fcode.
12503 (mips_expand_compare_builtin): New function. Rename existing function
12504 to mips_expand_scalar_compare_builtin.
12505 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
12506 (mips_expand_ps_compare_builtin): Use the new functions. Take the
12507 comparison's icode as an argument, not the builtin's fcode.
12508
12509 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12510
12511 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
12512 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
12513 registers are false and -1 if all registers are true.
12514 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
12515 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
12516 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
12517 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
12518 (bc1any2t, bc1any2f): Likewise CCV2.
12519 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
12520
12521 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12522
12523 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
12524 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
12525 UNSPEC rather than an IF_THEN_ELSE.
12526 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
12527 mips_cond_move_tf_ps by name.
12528
12529 2004-08-29 Chao-ying Fu <fu@mips.com>
12530 James E Wilson <wilson@specifixinc.com>
12531
12532 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
12533 8 byte size and alignment. Give CCV4 16 byte size and alignment.
12534 * config/mips/mips-ps-3d.md: New file.
12535 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
12536 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
12537 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
12538 (mips_output_move): Emit "mov.ps" for V2SFmode.
12539 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
12540 MODE_VECTOR_FLOAT.
12541 (override_options): Check if TARGET_MIPS3D and there was an explicit
12542 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
12543 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
12544 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
12545 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
12546 and allow CCV2 and CCV4 to occupy two and four CC registers.
12547 (print_fcc_operand): New function.
12548 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
12549 %Z to call print_fcc_operand.
12550 (mips_function_value): Handle MODE_VECTOR_FLOAT.
12551 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
12552 (mips_vector_mode_supported_p): New function.
12553 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
12554 (builtin_description): New struct.
12555 (mips_bdesc): New array of struct builtin_description.
12556 (mips_expand_builtin, mips_init_builtins,
12557 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
12558 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
12559 functions.
12560 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
12561 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
12562 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
12563 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
12564 "-mips3d", and "-mno-mips3d".
12565 (ASM_SPEC): Map -mips3d to -mips3d in gas.
12566 (EXTRA_CONSTRAINT_Y): New macro.
12567 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
12568 multi-letter constraint 'Y'.
12569 (CONSTRAINT_LEN): New macro.
12570 (enum mips_builtins): New for MIPS builtin functions.
12571 (enum mips_function_type): New for the types of MIPS builtin functions.
12572 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
12573 * config/mips/mips.md: New constants for paired single and MIPS-3D
12574 instructions. Include the new mips-ps-3d.md file.
12575 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
12576 movv2sf_hardfloat_64bit): New named patterns.
12577 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
12578 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
12579 sdxc1_v2sf_di): New unnamed patterns.
12580 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
12581 const_vector support.
12582 (const_0_or_1_operand): New predicate.
12583 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
12584
12585 2004-08-29 Diego Novillo <dnovillo@redhat.com>
12586
12587 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
12588 (tree-ssa-propagate.o): New rule.
12589 (GTFILES): Add tree-ssa-propagate.c.
12590 * tree-flow.h (struct stmt_ann_d): Remove field
12591 in_ccp_worklist.
12592 * tree-ssa-propagate.c: New file.
12593 * tree-ssa-propagate.h: New file.
12594 * tree-ssa-ccp.c: Re-write to use the routines from
12595 tree-ssa-propagate.c.
12596
12597 2004-08-28 Andrew Pinski <apinski@apple.com>
12598
12599 * tree-ssa-loop.c: Remove extra include of basic-block.h.
12600
12601 2004-08-28 Ziemowit Laski <zlaski@apple.com>
12602
12603 * c-common.h: Update comments about ObjC/ObjC++ entry points.
12604 (objc_is_reserved_word): New prototype.
12605 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
12606 separate section; these are call-backs.
12607 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
12608 ObjC/ObjC++ "@" keywords.
12609 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
12610 prototypes; they already live in c-common.h.
12611 * stub-objc.c: Update copyright notice.
12612 (objc_is_reserved_word): New stub.
12613
12614 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
12615
12616 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
12617 even when not checking.
12618
12619 2004-08-27 Jason Merrill <jason@redhat.com>
12620
12621 PR c++/13684
12622 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
12623 (gimple_push_cleanup): Add eh_only parm.
12624 (gimplify_target_expr): Pass it.
12625 * c.opt (-fno-threadsafe-statics): New option.
12626 * c-opts.c (c_common_handle_option): Handle it.
12627 * c-common.h (flag_threadsafe_statics): Declare it.
12628 * c-common.c (flag_threadsafe_statics): Record it.
12629 * doc/invoke.texi: Document it.
12630 * tsystem.h (_GNU_SOURCE): Define.
12631 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
12632 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
12633 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
12634 (__gthread_recursive_mutex_init_function): New fn.
12635 (__gthread_recursive_mutex_lock): New fn.
12636 (__gthread_recursive_mutex_trylock): New fn.
12637 (__gthread_recursive_mutex_unlock): New fn.
12638 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
12639 * gthr-win32.h, gthr-vxworks.h: Likewise.
12640 * gthr.h: Document.
12641
12642 2004-08-27 David Edelsohn <edelsohn@gnu.org>
12643
12644 * config/rs6000/rs6000.c (rs6000_override_options): Increase
12645 maximum skip to 15. Set function alignment, jump alignment, and
12646 loop alignment to 16 for processors that form dispatch groups.
12647 (rs6000_rtx_costs): outer_code is used.
12648
12649 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
12650
12651 * stor-layout.c (sizetype_set): Remove.
12652 (set_sizetype): Don't test or set it.
12653
12654 * tree.h (size_int_type): Remove.
12655 * fold-const.c: Do not #include gt-fold-const.h.
12656 (size_htab_hash, size_htab_eq): Remove.
12657 (size_int_kind): Use build_int_cst.
12658 (new_const, size_htab): Remove.
12659 (size_int_type): Remove.
12660 (round_up): Use build_int_cst.
12661 (round_down): Likewise. Remove spurious constant build.
12662
12663 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
12664
12665 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
12666 Add is_release variable, use it for --enable-werror and
12667 --enable-checking defaults.
12668 * system.h (gcc_assert, gcc_unreachable): New.
12669 * doc/install.texi (--enable-checking): Update.
12670 * configure, config.in: Rebuilt.
12671
12672 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
12673
12674 * rtl.h (read_rtx): Change prototype.
12675 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
12676 line number. Return true on success.
12677 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
12678 callers accordingly.
12679
12680 2004-08-26 Richard Henderson <rth@redhat.com>
12681
12682 * c-typeck.c (build_offsetof): Remove.
12683 * c-tree.h (build_offsetof): Remove.
12684 * c-common.c (fold_offsetof_1, fold_offsetof): New.
12685 * c-common.h (fold_offsetof): Declare.
12686 * c-parse.in (offsetof_base): New.
12687 (offsetof_member_designator): Use it. Build references, not just
12688 a tree list.
12689 (primary): Use fold_offsetof, not build_offsetof.
12690
12691 2004-08-26 Richard Henderson <rth@redhat.com>
12692
12693 * tree.c (staticp): Return the static object.
12694 * tree.h (staticp): Update decl.
12695 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
12696 * langhooks.c (lhd_staticp): Return NULL_TREE.
12697 * langhooks-def.h (lhd_staticp): Update decl.
12698 * c-common.c (c_staticp): Return the static object.
12699 * c-common.h (c_staticp): Update decl.
12700
12701 2004-08-26 Richard Henderson <rth@redhat.com>
12702
12703 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
12704 modes.
12705
12706 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
12707
12708 PR c/13801
12709 * c-decl.c (struct c_binding): Add type and inner_comp fields.
12710 (bind): Set type and inner_comp fields.
12711 (pop_scope): Restore type of decl to the correct type from an
12712 outer scope. Give error when popping file scope for incomplete
12713 arrays completed incompatibly with default initialization in an
12714 inner scope.
12715 (diagnose_mismatched_decls): Handle externs with initializers at
12716 block scope.
12717 (pushdecl): Set type of external declaration at block scope based
12718 only on the visible declarations. Save type when changing the
12719 type of a declaration. Merge an external declaration at block
12720 scope with a visible static declaration at file scope.
12721 (implicitly_declare): Give recycled old declaration the new type
12722 except for incompatible declarations of built-in functions, saving
12723 the old type.
12724
12725 2004-08-26 Ziemowit Laski <zlaski@apple.com>
12726
12727 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
12728
12729 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
12730
12731 * tree-alias-common.c (gate_pta): New function.
12732 (pass_build_pta): Use it.
12733 (pass_del_pta): Use it.
12734 (delete_alias_vars): Don't check flag_tree_points_to.
12735
12736 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12737
12738 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
12739 TFmode as additional register mode cloberred by call.
12740
12741 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12742
12743 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
12744 parallel pattern for library call returning DImode in
12745 mixed mode.
12746
12747 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12748
12749 * config/rs6000/rs6000.c (function_arg): Generate parallel
12750 pattern for more split args.
12751
12752 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12753
12754 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
12755 either gen_movdi_di_update or gen_movdi_si_update depending on
12756 target mode.
12757 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
12758 to generate two versions.
12759
12760 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
12761
12762 * Makefile.in (lambda-code.o): New.
12763 (lambda-trans.o): Ditto.
12764 (TREE_DATA_REF_H): Ditto.
12765 (LAMBDA_H): Ditto.
12766 (lambda-mat.o): Use LAMBDA_H.
12767 (tree-data-ref.o): Ditto.
12768 * lambda-code.c: New file. Lambda code generation algorithm.
12769 * lambda-trans.c: Ditto. Lambda transformation matrix support.
12770 * lambda.h: Add lambda loop structures.
12771 Add lambda loopnest structures.
12772 Add lambda body vector structure.
12773 Add lambda linear expression structures.
12774 Add prototypes for functions in new files.
12775 * lambda-mat.c: Include tree.h
12776
12777 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
12778 Sebastian Pop <pop@cri.ensmp.fr>
12779
12780 * tree-data-ref.h: Include lambda.h
12781 (free_dependence_relation): Declared here.
12782 (free_dependence_relations): Ditto.
12783 (free_data_refs): Ditto.
12784 * tree-data-ref.c (free_dependence_relation): New function.
12785 (free_dependence_relations): Ditto.
12786 (free_data_refs): Ditot.
12787 (analyze_all_data_dependences): Free datarefs and dependence_relations.
12788 (build_classic_dist_vector): Store in the dependence_relations the
12789 information. Each arc in the dependence_relations graph is labelled
12790 with the distance and direction vectors.
12791 (build_classic_dir_vector): Ditto.
12792 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
12793 Now computes again the whole dependence graph including read-read
12794 relations.
12795 (compute_data_dependences_for_loop): Now dependence_relations contains
12796 all the data, and thus it doesn't need to initialize the classic_dir
12797 and classic_dist vectors.
12798 (analyze_all_data_dependences): Adjusted for using the new interface of
12799 compute_data_dependences_for_loop. Remove the statistics dump.
12800
12801 2004-08-26 Bob Wilson <bob.wilson@acm.org>
12802
12803 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
12804 (xtensa_expand_block_move): Update comment.
12805 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
12806
12807 2004-08026 Richard Earnshaw <rearnsha@arm.com>
12808
12809 PR target/13506
12810 * toplev.c (crash_signal): If we crashed while emitting
12811 a user asm, then die more gracefully.
12812
12813 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12814
12815 PR target/17119.
12816 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
12817 checking for a valid constant, regardless of sign.
12818
12819 2004-08-25 Richard Henderson <rth@redhat.com>
12820
12821 PR target/16974
12822 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
12823 if the constant satisfies add_operand.
12824
12825 2004-08-25 Richard Henderson <rth@redhat.com>
12826
12827 PR debug/10695
12828 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
12829 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
12830 unwind info for >16-bit frames.
12831
12832 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
12833
12834 PR target/17171
12835 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
12836
12837 2004-08-25 Richard Henderson <rth@redhat.com>
12838
12839 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
12840 (TARGET_CANNOT_FORCE_CONST_MEM): New.
12841
12842 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
12843
12844 * doc/tree-ssa.texi: Document new operand iterator.
12845
12846 2004-08-26 Alan Modra <amodra@bigpond.net.au>
12847
12848 PR target/16480
12849 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
12850 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
12851 as PLUS base regs.
12852
12853 2005-08-28 Paul Brook <paul@codesourcery.com>
12854
12855 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
12856 -mfpu=vfp -march=armv5t
12857 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
12858
12859 2004-08-25 Richard Henderson <rth@redhat.com>
12860
12861 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
12862 * target.h (struct gcc_target): Add scalar_mode_supported_p.
12863 * targhooks.c (default_scalar_mode_supported_p): New.
12864 * targhooks.h (default_scalar_mode_supported_p): Declare.
12865 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
12866
12867 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
12868 before attempting to create types. Tidy.
12869 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
12870
12871 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
12872 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
12873
12874 2004-08-25 Richard Henderson <rth@redhat.com>
12875
12876 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
12877 set REAL_MODE_FORMAT for TFmode.
12878
12879 2004-08-25 Ziemowit Laski <zlaski@apple.com>
12880
12881 * c-decl.c (grokparm): New function.
12882 * c-tree.h (grokparm): New prototype.
12883
12884 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
12885
12886 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
12887 iterator controlling structure.
12888 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
12889 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
12890 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
12891 iterator flags.
12892 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
12893 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
12894 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
12895 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
12896 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
12897 Empty operand pointers.
12898 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
12899 (op_iter_next_use): New. Return next use_operand_p.
12900 (op_iter_next_def): New. Return next def_operand_p.
12901 (op_iter_next_tree): New. Return next operands as a tree.
12902 (op_iter_init): New. Initialize an iterator structure.
12903 (op_iter_init_use): New. Initialize structure and get the first use.
12904 (op_iter_init_def): New. Initialize structure and get the first def.
12905 (op_iter_init_tree): New. Initialize structure and get the first tree.
12906 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
12907 (op_iter_init_maydef): New. Initialize structure and get the first
12908 V_MAY_DEF operands.
12909 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
12910 * tree-dfa.c (compute_immediate_uses_for_stmt,
12911 redirect_immediate_uses): Use new operand iterator.
12912 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
12913 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
12914 operands instead of using *_disappeared_p routines.
12915 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
12916 ssa_rewrite_stmt): Use new operand iterator.
12917 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
12918 rewrite_trees): Use new operand iterator.
12919 * tree-pretty-print.c (dump_vops): Use new operand iterator.
12920 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
12921 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
12922 dump_points_to_info): Use new operand iterator.
12923 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
12924 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
12925 operand iterator.
12926 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
12927 propagate_necessity): Use new operand iterator.
12928 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
12929 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
12930 a parameter instead of a stmt_ann_t.
12931 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
12932 build_tree_conflict_graph): Use new operand iterator.
12933 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
12934 rewrite_mem_refs): Use new operand iterator.
12935 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
12936 check_loop_closed_ssa_use): Use new operand iterator.
12937 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
12938 * tree-ssanames.c (release_defs): Use new operand iterator.
12939 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
12940
12941 2004-08-25 Adam Nemet <anemet@lnxw.com>
12942
12943 * tlink.c (initial_cwd): New variable.
12944 (tlink_init): Initialize it.
12945 (recompile_files): Use tlink_execute() instead of system(). Don't
12946 duplicate verbose output of collect_execute. Restore initial_cwd.
12947 Update comment before the function.
12948
12949 2004-08-25 Ziemowit Laski <zlaski@apple.com>
12950
12951 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
12952 accept) a cast from one Objective-C pointer type to another.
12953
12954 2004-08-25 Paolo Carlini <pcarlini@suse.de>
12955
12956 * doc/install.texi: Document that libstdc++-v3 requires
12957 now automake 1.9.1.
12958
12959 2004-08-25 Caroline Tice <ctice@apple.com>
12960
12961 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
12962 to comments at start of function.
12963 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
12964 comment.
12965 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
12966 merge_blocks_move_predecessor_nojumps,
12967 merge_blocks_move_successor_nojumps, merge_blocks_move,
12968 try_crossjump_to_edge, try_crossjump_bb): Likewise.
12969 * cfglayout.c (fixup_reorder_chain): Likewise.
12970 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
12971 cfg_layout_can_merge_blocks_p): Likewise.
12972 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
12973 * passes.c (rest_of_compilation): Update comments for calling
12974 optimization that partitions hot/cold basic blocks.
12975 * doc/invoke.texi: Update documentation of
12976 freorder-blocks-and-partition flag.
12977
12978 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
12979
12980 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
12981 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
12982
12983 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
12984
12985 * config/mips/mips.md (any_shift): New code macro.
12986 (optab, insn): New code attributes.
12987 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
12988 Use the standard rather than internal patterns for the MIPS16
12989 double-shift optimization.
12990 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
12991 Redefine using :GPR and any_shift.
12992 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
12993 to cover all three shifts.
12994 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
12995 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
12996 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
12997
12998 2004-08-24 Geoffrey Keating <geoffk@apple.com>
12999
13000 * gimplify.c (lookup_tmp_var): Separate temporaries when not
13001 optimizing.
13002
13003 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13004
13005 PR libstdc++/17005 (fix for HP-UX 11.11)
13006 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
13007 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
13008 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
13009 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
13010 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
13011 (LINK_SPEC): Handle march=1.0 option.
13012 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
13013 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
13014 (SUBTARGET_OPTIONS): New define.
13015 (LINK_SPEC): Handle march=1.0 option.
13016 (STARTFILE_SPEC): New define.
13017 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
13018 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
13019 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
13020 (SUBTARGET_OPTIONS): New define.
13021 (LINK_SPEC): Handle march=1.0 option.
13022 (STARTFILE_SPEC): New define.
13023 * config/pa/pa.c (override_options): Add code to process -munix= option.
13024 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
13025 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
13026 defines.
13027 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
13028 (SUBTARGET_OPTIONS): Provide default define.
13029 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
13030 STANDARD_STARTFILE_PREFIX_2): New defines.
13031 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
13032 (ENDFILE_SPEC): Use %O.
13033 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
13034 Mention issue caused by changing namespace and runtime to UNIX 95/98.
13035 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
13036 Document -munix=std option.
13037
13038 2004-08-25 Steven Bosscher <stevenb@suse.de>
13039
13040 * cse.c (cse_around_loop, cse_check_loop_start,
13041 cse_set_around_loop): Remove.
13042 (cse_basic_block): Remove the around_loop argument.
13043 (cse_end_of_basic_block): Remove the after_loop argument.
13044 (cse_main): Likewise.
13045 * rtl.h (cse_main): Update prototype.
13046 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
13047 rest_of_handle_gcse): Update cse_main calls.
13048
13049 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
13050
13051 * tree.h (build_int_cst): New, sign extended constant.
13052 (build_int_cstu): New, zero extended constant.
13053 (build_int_cst_wide): Renamed from build_int_cst.
13054 * tree.c (build_int_cst, build_int_cstu): New.
13055 (build_int_cst_wide): Renamed from build_int_cst.
13056 (make_vector_type, build_common_tree_nodes,
13057 build_common_tree_nodes_2): Adjust build_int_cst calls.
13058 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
13059 expand_builtin_strpbrk, expand_builtin_fputs,
13060 build_string_literal, expand_builtin_printf,
13061 expand_builtin_sprintf, fold_builtin_classify_type,
13062 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
13063 fold_builtin_toascii, fold_builtin_isdigit,
13064 simplify_builtin_strstr, simplify_builtin_strpbrk,
13065 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
13066 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
13067 DEF_ATTR_INT): Likewise.
13068 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
13069 Likewise.
13070 * c-lex.c (interpret_integer, lex_charconst): Likewise.
13071 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
13072 * c-pretty-print.c (pp_c_integer_constant): Likewise.
13073 * c-typeck.c (really_start_incremental_init, push_init_level,
13074 set_nonincremental_init_from_string): Likewise.
13075 * calls.c (load_register_parameters): Likewise.
13076 convert.c (convert_to_pointer): Likewise.
13077 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
13078 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
13079 build_gcov_info): Likewise.
13080 * except.c (init_eh, assign_filter_values): Likewise.
13081 * expmed.c (store_fixed_bit_field, extract_bit_field,
13082 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
13083 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
13084 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
13085 * expr.c (convert_move, emit_group_load, emit_group_store,
13086 expand_assignment, store_constructor, store_field,
13087 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
13088 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
13089 invert_truthvalue, optimize_bit_field_compare,
13090 decode_field_reference, all_ones_mask_p, constant_boolean_node,
13091 fold_div_compare, fold, fold_read_from_constant_string,
13092 fold_negate_const, fold_abs_const, fold_not_const, round_up,
13093 round_down): Likewise.
13094 * function.c (assign_parm_setup_block): Likewise.
13095 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
13096 Likewise.
13097 * stor-layout.c (layout_type, initialize_sizetypes,
13098 set_min_and_max_values_for_integral_type): Likewise.
13099 * tree-chrec.c (chrec_fold_multiply_poly_poly,
13100 reset_evolution_in_loop): Likewise.
13101 * tree-chrec.h (build_polynomial_chrec): Likewise.
13102 * tree-complex.c (build_replicated_const): Likewise.
13103 * tree-eh.c (honor_protect_cleanup_actions,
13104 lower_try_finally_onedest, lower_try_finally_copy,
13105 lower_try_finally_switch): Likewise.
13106 * tree-mudflap.c (mf_build_string, mx_register_decls,
13107 mudflap_register_call, mudflap_enqueue_constant): Likewise.
13108 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
13109 * tree-pretty-print.c (dump_generic_node): Likewise.
13110 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
13111 Likewise.
13112 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
13113 * tree-ssa-loop-niter.c (number_of_iterations_cond,
13114 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
13115 Likewise.
13116 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
13117 canonicalize_loop_induction_variables): Likewise.
13118 * tree-vectorizer.c (vect_create_index_for_array_ref,
13119 vect_transform_loop_bound, vect_compute_data_ref_alignment):
13120 Likewise.
13121
13122 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
13123 alpha_gimplify_va_arg_1): Likewise.
13124 * config/arm/arm.c (arm_get_cookie_size): Likewise.
13125 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
13126 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13127 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
13128 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
13129 mips_gimplify_va_arg_expr): Likewise.
13130 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
13131 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
13132 add_compiler_branch_island): Likewise.
13133 * config/s390/s390.c (s390_va_start): Likewise.
13134 * config/sh/sh.c (sh_va_start): Likewise.
13135 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
13136 Likewise.
13137 * config/xtensa/xtensa.c (xtensa_va_start,
13138 xtensa_gimplify_va_arg_expr): Likewise.
13139
13140 * objc/objc-act.c (build_objc_string_object,
13141 build_objc_symtab_template, init_def_list, init_objc_symtab,
13142 init_module_descriptor, generate_static_references,
13143 build_selector_translation_table, get_proto_encoding,
13144 build_typed_selector_reference, build_selector_reference,
13145 build_next_objc_exception_stuff,
13146 build_method_prototype_list_template, generate_descriptor_table,
13147 generate_protocols, build_protocol_initializer,
13148 build_ivar_list_template, build_method_list_template,
13149 build_ivar_list_initializer, generate_ivars_list,
13150 generate_dispatch_table, generate_protocol_list,
13151 build_category_initializer, build_shared_structure_initializer,
13152 generate_shared_structures, handle_impent,
13153 generate_objc_image_info): Likewise.
13154
13155 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
13156
13157 * cfglayout.c (duplicate_insn_chain): Remove references to
13158 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
13159 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
13160 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
13161 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
13162 and NOTE_INSN_LOOP_CONT.
13163 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
13164 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
13165 and NOTE_INSN_LOOP_CONT.
13166 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
13167 check_dbra_loop, loop_dump_aux): Remove references to removed notes
13168 and fields.
13169 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
13170 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
13171 references to removed notes and fields.
13172 (subtract_reg_term, ujump_to_loop_cont): Remove.
13173
13174 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
13175
13176 * doc/install.texi: Document that libcpp does not require
13177 Automake any longer. Document that Automake 1.9.1 should
13178 work everywhere.
13179
13180 2004-08-25 Zack Weinberg <zack@codesourcery.com>
13181
13182 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
13183 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
13184 DWARF_DEBUGGING_INFO from choice-of-definition chain;
13185 restructure using C89 features (#elif, #error).
13186 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
13187 * config/sh/sh.h: Remove references to DWARF_DEBUG.
13188 * doc/invoke.texi: Remove references to DWARF version 1;
13189 clarify why -gdwarf-2<n> doesn't work.
13190
13191 2004-08-25 Zack Weinberg <zack@codesourcery.com>
13192
13193 * basic-block.h (BB_SET_PARTITION): Clear old value first.
13194 * cfg.c (clear_bb_flags): Don't clear partition setting.
13195 * ifcvt.c (find_if_case_1): Remove ??? comment.
13196
13197 2004-08-25 Alan Modra <amodra@bigpond.net.au>
13198
13199 PR target/17052
13200 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
13201 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
13202 current_function_stdarg in place of sysv_varargs_p.
13203 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
13204 sysv_varargs_p.
13205
13206 2004-08-24 Richard Henderson <rth@redhat.com>
13207
13208 PR target/16298
13209 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
13210 random codes within CONST.
13211
13212 2004-08-24 James E Wilson <wilson@specifixinc.com>
13213
13214 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
13215 -freorder-blocks-and-partition.
13216
13217 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13218
13219 PR middle-end/17044
13220 * tree-ssa-threadupdate.c (redirection_data): Make static.
13221 (thread_block): Use ggc_alloc_cleared to allocate struct
13222 redirection_data. Don't free elements in redirection_data.
13223
13224 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13225
13226 * config/mips/predicates.md (small_data_pattern): Match prefetches.
13227
13228 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13229
13230 PR tree-optimization/17016
13231 * tree-ssa-loop-niter.c (number_of_iterations_cond,
13232 number_of_iterations_exit): Use POINTER_TYPE_P instead
13233 of testing for POINTER_TYPE.
13234
13235 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13236
13237 * tree-ssa-loop-ivcanon.c: New file.
13238 * tree-ssa-loop-manip.c (create_iv): New function.
13239 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
13240 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
13241 * cfgloop.c (mark_single_exit_loops): New function.
13242 (verify_loop_structure): Verify single-exit loops.
13243 * cfgloop.h (struct loop): Add single_exit field.
13244 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
13245 (mark_single_exit_loops): Declare.
13246 (tree_num_loop_insns): Declare.
13247 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
13248 (duplicate_loop_to_header_edge): Use it.
13249 * common.opt (fivcanon): New flag.
13250 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
13251 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
13252 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
13253 (bsi_insert_on_edge_immediate): New function.
13254 * tree-flow.h (bsi_insert_on_edge_immediate,
13255 canonicalize_induction_variables, tree_unroll_loops_completely,
13256 create_iv): Declare.
13257 * tree-optimize.c (init_tree_optimization_passes): Add
13258 pass_iv_canon and pass_complete_unroll.
13259 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
13260 * tree-scalar-evolution.c (get_loop_exit_condition,
13261 get_exit_conditions_rec, number_of_iterations_in_loop,
13262 scev_initialize): Use single_exit information.
13263 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
13264 missing assumptions.
13265 (loop_niter_by_eval): Return number of iterations as unsigned
13266 int.
13267 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
13268 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
13269 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
13270 New passes.
13271 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
13272 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
13273 the defining statement is ready.
13274 * tree-vectorizer.c (vect_create_iv_simple): Removed.
13275 (vect_create_index_for_array_ref, vect_transform_loop_bound):
13276 Use create_iv.
13277 (vect_transform_loop_bound): Use single_exit information.
13278 (vect_analyze_loop_form): Cleanup bogus tests.
13279 (vectorize_loops): Do not call flow_loop_scan.
13280 * tree.h (may_negate_without_overflow_p): Declare.
13281 * fold-const.c (may_negate_without_overflow_p): Split out from ...
13282 (negate_expr_p): ... this function.
13283 (tree_expr_nonzero_p): Handle overflowed constants correctly.
13284 * doc/invoke.texi (-fivcanon): Document.
13285 * doc/passes.texi: Document canonical induction variable creation.
13286
13287 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13288
13289 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
13290 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
13291 using the mode of the operand to decide between them.
13292 * config/mips/mips.md (MOVECC): New mode macro.
13293 (ccreg): New mode attribute.
13294 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
13295 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
13296 (mov[sd]icc): Redefine using :GPR.
13297
13298 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13299
13300 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
13301 (mips_prefetch_cookie): New function.
13302 * config/mips/mips.c (print_operand_address): Fix handling of
13303 ADDRESS_CONST_INT.
13304 (mips_emit_prefetch): Delete.
13305 (mips_prefetch_cookie): New function.
13306 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
13307 mode of QImode for the address_operand. Use mips_prefetch_cookie
13308 to calculate the first "pref" operand.
13309 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
13310 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
13311
13312 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
13313
13314 * arm.md: Include predicates.md.
13315 * predicates.md: New file.
13316 * arm.c (s_register_operand, arm_hard_register_operand)
13317 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
13318 (arm_immediate_operand, arm_neg_immediate_operand)
13319 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
13320 (arm_add_operand, arm_addimm_operand, arm_not_operand)
13321 (offsettable_memory_operand, alignable_memory_operand)
13322 (arm_reload_memory_operand, arm_float_rhs_operand)
13323 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
13324 (index_operand, shiftable_operator, logical_binary_operator)
13325 (shift_operator, equality_operator, arm_comparison_operator)
13326 (minmax_operator, cc_register, dominant_cc_register)
13327 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
13328 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
13329 (const_shift_operand, load_multiple_operation)
13330 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
13331 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
13332 (cirrus_register_operand, cirrus_fp_register)
13333 (cirrus_shift_const): Delete, replaced with equivalents in
13334 predicates.md.
13335 (shift_op): Handle ROTATE.
13336 * arm-protos.h: Delete declarations for above.
13337 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
13338 * t-arm (MD_INCLUDES): Add predicates.md.
13339 (s-preds): Depends on MD_INCLUDES.
13340
13341 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13342
13343 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
13344 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
13345 patterns. Redefine using :GPR. Give the match_operator a mode.
13346 Use '%2' rather than '%z2' for operand 2.
13347
13348 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13349
13350 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
13351 attribute.
13352
13353 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13354
13355 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
13356 of internal patterns.
13357 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
13358 Redefine using :P.
13359 (tablejump): Use expand_binop to calculate address. Adjust names
13360 of internal patterns.
13361 (tablejump[sd]i): Renamed from tablejump_internal[12].
13362 Redefine using :P.
13363 (tablejump_mips16[12]): Delete.
13364
13365 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13366
13367 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
13368 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
13369 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
13370 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
13371 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
13372
13373 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13374
13375 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
13376 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
13377 using :GPR.
13378 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
13379 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
13380 (*branch_equality[sd]i_inverted): Likewise
13381 branch_equality{,_di}_inverted.
13382 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
13383 Redefine using :GPR.
13384
13385 2004-08-24 Zack Weinberg <zack@codesourcery.com>
13386
13387 * rtl.def: Reorganize, placing all codes used only in machine
13388 descriptions at the end.
13389
13390 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
13391 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
13392 rtx_name, rtx_format arrays by direct reference to rtl.def,
13393 first undefining GENERATOR_FILE. Define enum insn_note and
13394 note_insn_name array by direct reference to insn-notes.def.
13395 (adjust_field_rtx_def): Remove local definition of rtx_name.
13396 Use symbolic names for insn notes.
13397 * Makefile.in (gengtype.o): Update dependencies.
13398
13399 2004-08-24 Zack Weinberg <zack@codesourcery.com>
13400
13401 * basic-block.h (struct basic_block_def): Reorder fields to
13402 eliminate interior padding. Remove 'partition' field.
13403 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
13404 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
13405 (BB_COPY_PARTITION): New macros.
13406 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
13407 Replace all references to the 'partition' field of a basic
13408 block with new macros.
13409
13410 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
13411 * final.c (final_scan_insn): Don't handle it.
13412 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
13413 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
13414 * sched-rgn.c (sched_is_disabled_for_current_region_p):
13415 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
13416
13417 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
13418
13419 * c-decl.c (c_init_decl_processing): Adjust
13420 build_common_tree_nodes call.
13421 * expmed.c (const_mult_add_overflow_p): Use
13422 build_distinct_type_copy.
13423 * stor-layout.c (early_type_list): Remove.
13424 (layout_type): Don't append to early_type_list.
13425 (initialize_sizetypes): Add signed_p argument.
13426 (set_sizetype): Overwrite the stub type nodes directly.
13427 * tree.c (copy_node_stat): Clear a type's value cache here ...
13428 (build_distinct_type): ... not here.
13429 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
13430 * tree.h (initialize_sizetypes): Add signed_p argument.
13431 (build_common_tree_nodes): Likewise.
13432
13433 * objc/objc-act.c (get_static_reference): Use
13434 build_variant_type_copy.
13435 (get_protocol_reference): Likewise.
13436 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
13437
13438 2004-08-24 Richard Henderson <rth@redhat.com>
13439 Andrew Pinski <apinski@apple.com>
13440
13441 * gimplify.c (gimplify_array_ref_to_plus): Delete.
13442 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
13443 for ARRAY_REF.
13444
13445 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
13446 ARRAY_REF also to get to the STRING_CST.
13447
13448 2004-08-24 Paul Brook <paul@codesourcery.com>
13449
13450 * config/arm/arm.c (arm_override_options): Update error message.
13451 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
13452 TARGET_HARD_FLOAT_ABI.
13453 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
13454 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
13455
13456 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
13457
13458 PR target/17093
13459 * config/m32r.md (movsi_sda): Add SI mode specification to
13460 UNSPEC.
13461
13462 2004-08-24 Nick Clifton <nickc@redhat.com>
13463
13464 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
13465 of seth_add3_operand.
13466
13467 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
13468
13469 * Makefile.in (PROTO_OBJS): Add errors.o.
13470 * protoize.c (fancy_abort): Remove.
13471 * mips-tfile.c (fancy_abort): Add parameters.
13472
13473 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
13474
13475 * doc/trouble.texi (C++ misunderstandings): Fix example code.
13476
13477 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
13478
13479 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
13480 (host-default.o): Add dependency on HOOKS_H.
13481 * config/x-linux: Likewise.
13482 * config/x-solaris: Likewise.
13483 * config/i386/x-mingw32: Likewise.
13484 * config/rs6000/x-darwin: Likewise.
13485
13486 2004-08-23 James E Wilson <wilson@specifixinc.com>
13487
13488 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
13489 DEF_REG_NOTE.
13490
13491 2004-08-23 Mark Mitchell <mark@codesourcery.com>
13492
13493 PR c/14492
13494 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
13495
13496 2004-08-23 Diego Novillo <dnovillo@redhat.com>
13497
13498 * cfg.c (check_bb_profile): Fix typos.
13499 * function.c (assign_parm_is_stack_parm): Likewise.
13500 * tree-nested.c: Likewise.
13501
13502 2004-08-23 Daniel Jacobowitz <dan@debian.org>
13503
13504 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
13505 Remove TYPECODE.
13506 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
13507
13508 2004-08-23 Eric Christopher <echristo@redhat.com>
13509
13510 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
13511 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
13512 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
13513 * target.h: Ditto.
13514 * hooks.h: Include machmode.h.
13515 (hook_bool_mode_false): Declare.
13516 * hooks.c (hook_bool_mode_false): Define.
13517 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
13518 * stor-layout.c (layout_type): Ditto.
13519 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
13520 Define to target macro.
13521 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
13522 * config/arm/arm.c: Ditto. Use.
13523 * config/arm/arm.h: Ditto.
13524 * config/arm/arm-protos.h: Ditto.
13525 * config/i386/i386.c: Ditto.
13526 * config/i386/i386.h: Ditto.
13527 * config/rs6000/rs6000.c: Ditto.
13528 * config/rs6000/rs6000.h: Ditto.
13529 * config/sh/sh.c: Ditto.
13530 * config/sh/sh.h: Ditto.
13531 * config/sh/sh-protos.h: Ditto.
13532 * config/sh/sh.md: Use.
13533 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
13534 to TARGET_VECTOR_MODE_SUPPORTED_P.
13535
13536 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
13537
13538 * Makefile.in (BUILD_ERRORS): Set to build-errors.
13539 (errors.o): New target for host.
13540 (build-errors.o): New target for build.
13541 (genobjs): Replace errors.o with build-errors.
13542 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
13543 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
13544 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
13545 (fix-header.o): Add errors.h
13546 * collect2.c (fancy_abort): Add parameters.
13547 * collect2.h (fancy_abort): Don't declare.
13548 * errors.h (fancy_abort): Don't declare.
13549 * errors.c: Include either bconfig.h or config.h.
13550 (fancy_abort): Trim filename.
13551 * fix-header.c (v_fatal, fatal): Remove.
13552 (progname): Remove definition.
13553 (main): Set progname here.
13554 * gcc.c (fancy_abort): Add parameters.
13555 * gcc.h (fancy_abort): Remove declaration.
13556 * gcov.c (fancy_abort): Remove.
13557 * rtl.h (fancy_abort): Don't declare.
13558 (abort): Don't define.
13559 * tree.h (fancy_abort): Don't declare.
13560 (abort): Don't define.
13561 * system.h (fancy_abort): Declare.
13562 (abort): Define to fancy_abort.
13563 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
13564
13565 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
13566 (usize_type, ubitsizetype): Remove.
13567 * stor-layout.c (set_sizetype): Don't initialize usizetype,
13568 ubitsizetype.
13569 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
13570
13571 * tree.h (build_distinct_type_copy): New.
13572 (build_type_copy): ... here. Rename to ...
13573 (build_variant_type_copy): ... here.
13574 * tree.c (build_qualified_type): Rename build_type_copy call.
13575 (build_distinct_type_copy): New, broken out of ...
13576 (build_type_copy): ... here. Rename to ...
13577 (build_variant_type_copy): ... here. Use
13578 build_distinct_type_copy.
13579 (build_common_tree_nodes_2): Rename build_type_copy call.
13580 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
13581 call.
13582 (handle_packed_attribute, handle_unused_attribute,
13583 handle_transparanet_union_attribute, handle_aligned_attribute,
13584 handle_deprecated_attribute): Likewise.
13585 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
13586 Likewise.
13587 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
13588 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
13589 build_distinct_type_copy.
13590
13591 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13592
13593 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
13594 attribute.
13595
13596 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13597
13598 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
13599 loads and stores.
13600 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
13601 formerly unnamed patterns. Redefine using :P for the address. Remove
13602 explicit length attributes.
13603
13604 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13605
13606 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
13607 New functions.
13608 (single_reachable_address): Use them.
13609 (schedule_sm): Add dump.
13610 (is_call_clobbered_ref): New function.
13611 (determine_lsm_reg): Check whether the reference is call clobbered.
13612 Only work for gimple_reg_type values.
13613
13614 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13615
13616 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
13617 $31 store insns. Redefine using :GPR.
13618
13619 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13620
13621 * config/mips/mips.md (P): New mode macro.
13622 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
13623 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
13624 Add mode attributes.
13625
13626 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13627
13628 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
13629 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
13630 later constants to cover the gap.
13631 (load, store): New mode attributes.
13632 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
13633 Use new unspec constants.
13634
13635 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13636
13637 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
13638 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
13639 to use register_operand rather than uns_arith_operand as the predicate
13640 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
13641 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
13642 Redefine using :GPR. Make same predicate change here. Extend the
13643 commutativity of operands 1 and 2 from the SImode version to the
13644 DImode one.
13645 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
13646 but with no predicate changes.
13647 (*nor[sd]i3): Redefine using :GPR.
13648
13649 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13650
13651 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
13652 noreturn functions.
13653
13654 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13655
13656 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
13657 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
13658 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
13659 rather than "%z2" (with a fake const0_rtx for operand 2).
13660 (ffs[sd]i2): Redefine using :GPR.
13661 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
13662
13663 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13664
13665 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
13666
13667 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13668
13669 * config/mips/mips.md (any_extend): New code macro.
13670 (u, su): New code attributes.
13671 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
13672 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
13673 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
13674 (*{s,u}mul_acc_di): Redefine using any_extend.
13675 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
13676 to reflect real insn names.
13677 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
13678 with an any_extend template.
13679 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
13680 Add '*' to name.
13681
13682 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13683
13684 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
13685 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
13686 (mul[sd]i3_r4000): Redefine using :GPR.
13687 (mulsi3_mult3): Don't check TARGET_MAD separately.
13688 (muldi3_mult3): Moved after mulsi_mult3.
13689
13690 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13691
13692 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
13693 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
13694 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
13695 (TARGET_GAS, TARGET_MIPS_AS): Delete.
13696 (TARGET_GPWORD): Define to true for n32 on IRIX.
13697 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
13698 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
13699 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
13700 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
13701 (MDEBUG_ASM_SPEC): Delete, folding into...
13702 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
13703 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
13704 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
13705 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
13706 to define asm_abi_default_spec.
13707 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
13708 (TARGET_ASM_SELECT_SECTION): Delete.
13709 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
13710 for non-mips16 code, removing previous workaround for SGI assemblers.
13711 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
13712 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
13713 (override_options): Remove !TARGET_GAS and !have_named_sections code.
13714 (print_operand): Fold TARGET_GAS conditionals into asm strings.
13715 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
13716 ASM_STABS_OP and ASM_STABN_OP.
13717 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
13718 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
13719 (mips_output_function_prologue): Remove !TARGET_GAS code.
13720 (mips_select_rtx_section): Remove !have_named_sections code.
13721 (mips_select_section): Delete.
13722 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
13723 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
13724 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
13725 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
13726 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
13727 * config/mips/windiss.h (ASM_SPEC): Likewise.
13728
13729 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13730
13731 * read-rtl.c (map_value, mapping, macro_group): New structures.
13732 (BELLWETHER_CODE): New macro.
13733 (modes, codes, bellwether_codes): New variables.
13734 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
13735 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
13736 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
13737 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
13738 (add_map_value, initialize_macros): New functions.
13739 (def_hash, def_hash_eq_p): Generalize to anything that points to,
13740 or starts with, a char * field.
13741 (find_macro, read_mapping, check_code_macro): New functions.
13742 (read_rtx_1): New, split out from read_rtx. Handle the new
13743 define_{mode,code}_{macro,attr} constructs. Use find_macro
13744 to parse the name of a code or mode. Use BELLWETHER_CODE to
13745 extract the format and to choose a suitable code for rtx_alloc.
13746 Modify recursive invocations to use read_rtx_1.
13747 (read_rtx): Call initialize_macros. Apply code and mode macros
13748 to the rtx returned by read_rtx_1. Cache everything after the
13749 first macro expansion for subsequent read_rtx calls.
13750 * doc/md.texi: Document new .md constructs.
13751 * config/mips/mips.md (GPR): New mode macro.
13752 (d, si8_di5): New mode attributes.
13753 (any_cond): New code macro.
13754 (add[sd]i3): Redefine using :GPR.
13755 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
13756 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
13757 previously unnamed MIPS16 patterns.
13758 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
13759 lines. Don't match (plus (const_int 0) ...).
13760 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
13761 Use a define_split to generate the addition.
13762 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
13763 (subsi3_internal): Delete.
13764 (*subsi3_extended): Renamed from subsi3_internal_2.
13765 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
13766 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
13767 using an any_cond template.
13768
13769 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13770
13771 * read-rtl.c (read_rtx): Tidy use of format_ptr.
13772
13773 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13774
13775 * read-rtl.c (string_obstack): New file-scope variable.
13776 (read_string, read_quoted_string, read_braced_string)
13777 (read_escape): Remove obstack parameter and use string_obstack instead.
13778 (read_rtx): Remove function-local rtl_obstack and initialize
13779 string_obstack instead. Update call to read_string.
13780
13781 2004-08-22 Andrew Pinski <apinski@apple.com>
13782
13783 PR c/15262
13784 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
13785 expression is not constant.
13786 (c_finish_return): Do not go through INDIRECT_REF when looking
13787 for the inner expression of an ADDR_EXPR for warning about.
13788
13789 2004-08-22 Richard Henderson <rth@redhat.com>
13790
13791 PR 17075
13792 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
13793 create new blocks and fall through.
13794 (expand_gimple_basic_block): Update to match.
13795
13796 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
13797
13798 * reload.c (find_reloads_address): Make return value tri-state.
13799 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
13800 (find_reloads): Assume that reloaded addresses match 'o' or
13801 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
13802 returned 1 (not -1). Omit optional reloads for address operands
13803 only if find_reloads_address returned 1 (not -1).
13804
13805 * config/s390/s390.c (legitimize_reload_address): New function.
13806 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
13807 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
13808 legitimize_reload_address.
13809
13810 2004-08-22 Richard Hendersion <rth@redhat.com>
13811
13812 * tree.h (SAVE_EXPR_RESOLVED_P): New.
13813 * gimplify.c (gimplify_save_expr): Use it.
13814 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
13815 on the temporary variable.
13816
13817 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
13818
13819 * fold-const.c (rtl_expr_nonnegative_p): Delete.
13820 * tree.h (rtl_expr_nonnegative_p): Remove.
13821
13822 2004-08-22 Steven Bosscher <stevenb@suse.de>
13823
13824 * config/i386/ppro.md (ppro_complex_insn): Add missing check
13825 for cpu==pentiumpro.
13826
13827 * combine.c (struct reg_stat): Fix comment typo.
13828
13829 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
13830
13831 * c-tree.h (c_sizeof_nowarn): Remove.
13832
13833 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
13834
13835 * c-decl.c (set_array_declarator_type): Rename to
13836 set_array_declarator_inner.
13837 (build_c_parm, build_attrs_declarator, build_function_declarator):
13838 New functions.
13839 (make_pointer_declarator): Call build_attrs_declarator.
13840 * c-tree.h (set_array_declarator_type): Rename to
13841 set_array_declarator_inner.
13842 (build_c_parm, build_attrs_declarator, build_function_declarator):
13843 New prototypes.
13844 * c-parse.in (after_type_declarator,
13845 parm_declarator_starttypename, parm_declarator_nostarttypename,
13846 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
13847 firstparm): Use these functions
13848
13849 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
13850
13851 * c-decl.c (build_array_declarator, set_array_declarator_type,
13852 start_decl, grokdeclarator, grokparms): Change boolean parameters
13853 to type bool.
13854 * c-tree.h (build_array_declarator, set_array_declarator_type,
13855 start_decl): Update prototypes.
13856 * c-decl.c, c-parse.in: All callers changed.
13857
13858 2004-08-21 Mike Stump <mrs@apple.com>
13859
13860 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
13861 (darwin_fix_and_continue): Likewise.
13862 (darwin_fix_and_continue_switch): Likewise.
13863 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
13864 (darwin_fix_and_continue): Likewise.
13865 (darwin_fix_and_continue_switch): Likewise.
13866
13867 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
13868
13869 PR c++/16030
13870 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
13871 Remove, merging into ...
13872 (gen_stdcall_or_fastcall_suffix): New function, returning tree
13873 rather than const char*, and accepting additional parameter.
13874 Don't add suffix to '*'-prefixed symbols or variadic functions.
13875 (i386_pe_encode_section_info): Adjust for call to new function.
13876 Call change_decl_assembler_name.
13877
13878 2004-08-20 Mike Stump <mrs@apple.com>
13879
13880 * config/darwin.c (machopic_indirect_data_reference): Mark
13881 stubs as defined.
13882 * config/386/386.c (darwin_local_data_pic): Add.
13883 (legitimate_constant_p): Reorder so that PLUS handling runs
13884 before darwin_local_data_pic to match the ordering in
13885 legitimate_pic_address_disp_p and so that MINUS runs after
13886 darwin_local_data_pic as otherwise the darwin_local_data_pic
13887 logic can be skipped, which would be very bad.
13888 (legitimate_pic_address_disp_p): Move from from here to
13889 darwin_local_data_pic so it can be reused.
13890
13891 2004-08-21 Alan Modra <amodra@bigpond.net.au>
13892
13893 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
13894 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
13895 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
13896 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
13897 (RS6000_ABI_NAME): Define as "linux".
13898 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
13899 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
13900 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
13901 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
13902 * config/rs6000/rs6000.c (dot_symbols): New global var.
13903 (rs6000_output_function_entry): New function, modified for
13904 !DOT_SYMBOLS..
13905 (print_operand <case 'z'>): ..extracted from here.
13906 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
13907 (rs6000_output_function_epilogue): Likewise.
13908 (rs6000_elf_declare_function_name): Likewise.
13909 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
13910 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
13911 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
13912 * configure: Regenerate.
13913 * config.in: Regenerate.
13914
13915 2004-08-20 Mark Mitchell <mark@codesourcery.com>
13916
13917 * reload.c (find_reloads_address): Fix thinko in previous change.
13918
13919 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
13920 a CONST_INT.
13921
13922 2004-08-20 Jakub Jelinek <jakub@redhat.com>
13923
13924 PR rtl-optimization/17099
13925 * combine.c (force_to_mode): Check if inner_mask has any bits set
13926 outside of GET_MODE (x) instead of op_mode.
13927
13928 2004-08-20 Mark Mitchell <mark@codesourcery.com>
13929
13930 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
13931 fragment.
13932 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
13933 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
13934 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
13935 architecture.
13936 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
13937 configurations.
13938 * config/arm/t-symbian: New file.
13939
13940 2004-08-20 Andrew Pinski <apinski@apple.com>
13941
13942 * regrename.c (kill_value_regno): ANSIfy.
13943
13944 2004-08-20 Dale Johannesen <dalej@apple.com>
13945
13946 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
13947
13948 2004-08-20 Daniel Jacobowitz <dan@debian.org>
13949
13950 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
13951 (kill_value_regno): New function, derived from kill_value.
13952 (kill_value): Update.
13953 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
13954
13955 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
13956
13957 Fix PR tree-optimization/17111
13958 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
13959 of non-value_handles.
13960 (bitmap_set_contains): All constants are in every set.
13961
13962 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
13963
13964 * fold-const.c (round_up, round_down): Use build_int_cst.
13965 Optimize common case.
13966
13967 2004-08-20 Zack Weinberg <zack@codesourcery.com>
13968 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13969
13970 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
13971 one_only_data_section): Rename to som_readonly_data_section,
13972 som_one_only_readonly_data_section and som_one_only_data_section.
13973 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
13974 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
13975 conditional defines.
13976 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
13977 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
13978 string values.
13979 (pa_select_section): Use renamed section functions.
13980 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
13981 SOM_READONLY_DATA_SECTION_FUNCTION,
13982 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
13983 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
13984 Define here ...
13985 * config/pa/som.h: ... not here.
13986 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
13987 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
13988 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
13989 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
13990 (READONLY_DATA_SECTION): Use som_readonly_data_section.
13991
13992 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
13993
13994 * fold-const.c (int_const_binop): Don't generate non-overflowing
13995 size-types specially.
13996 (fold_convert_const): Likewise.
13997
13998 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
13999 clear cache on copied sizetype.
14000
14001 2004-08-20 Ben Elliston <bje@au.ibm.com>
14002
14003 * configure.ac: Don't escape apostrophe in --enable-coverage help.
14004 * configure: Regenerate.
14005
14006 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
14007
14008 PR 5620
14009 * gcc.c (struct stat input_stat): Don't define if
14010 HOST_LACKS_INODE_NUMBERS
14011 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
14012 than stat to determine if temp file is same as input file.
14013 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
14014 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
14015
14016 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
14017
14018 * configure.ac (mips*-*-*): Print an error if not using GAS.
14019 * configure: Regenerated.
14020 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
14021 comments about buggy MIPSpro assemblers.
14022 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
14023 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
14024 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
14025 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
14026 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
14027 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
14028 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
14029 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
14030 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
14031 of more general IRIX 6 definitions.
14032 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
14033 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
14034 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
14035 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
14036 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
14037 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
14038 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
14039 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
14040 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
14041 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
14042 (LINK_SPEC): Move most of definition to iris.h.
14043 (SUBTARGET_LINK_SPEC): New macro.
14044 (IRIX_STARTFILE_SPEC): Fold into...
14045 (STARTFILE_SPEC): ...here.
14046 (IRIX_ENDFILE_SPEC): Fold into...
14047 (ENDFILE_SPEC): ...here.
14048 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
14049 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
14050 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
14051 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
14052 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
14053 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
14054 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
14055 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
14056 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
14057 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
14058 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
14059 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
14060 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
14061 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
14062 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
14063 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
14064 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
14065 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
14066 (TARGET_IRIX6): Define to 1.
14067 (DRIVER_SELF_SPECS): Define.
14068 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
14069 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
14070 (SUBTARGET_LINK_SPEC): New macro.
14071 (IRIX_STARTFILE_SPEC): Fold into...
14072 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
14073 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
14074 (LIB_SPEC, LIBGCC_SPEC): Use them.
14075 (LIB_SPEC): Remove !mabi=* case.
14076 (IRIX_ENDFILE_SPEC): Fold into...
14077 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
14078 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
14079 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
14080 (TARGET_IRIX6): New macro.
14081 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
14082 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
14083 (LABEL_AFTER_LOC): Delete.
14084 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
14085 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
14086 (mips_build_builtin_va_list): Check TARGET_IRIX6.
14087 (override_options): Remove TARGET_SGI_O32_AS-related code.
14088 (irix_output_external_libcall): Make static.
14089 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
14090 LABEL_AFTER_LOC.
14091 (mips_file_start): Tidy guard for ABI sections. Remove use of
14092 ABICALLS_ASM_OP; use .abicalls instead.
14093 (mips_output_aligned_decl_common, mips_declare_object_name)
14094 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
14095 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
14096 .globl foo .text directives.
14097 (irix_asm_named_section_1, irix_asm_named_section)
14098 (irix_section_align_entry, irix_section_align_htab)
14099 (irix_orig_asm_out_file, irix_section_align_entry_eq)
14100 (irix_section_align_entry_hash, irix_asm_output_align)
14101 (irix_file_start, irix_section_align_1, copy_file_data)
14102 (irix_file_end, irix_section_type_flags): Delete.
14103 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
14104 Use standard section syntax. Remove protective "jr $31".
14105 (__gcc_fini): Likewise .gcc_fini.
14106 * config/mips/irix-crtn.asm: Adjust sections accordingly.
14107 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
14108 iris5gas.h.
14109 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
14110 from t-irix-gld.
14111 (EXTRA_MULTILIB_PARTS): Define.
14112 * config/mips/t-iris6: Remove bogus comment.
14113 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
14114 * config/mips/iris5gas.h, config/mips/iris5gld.h,
14115 config/mips/iris6gas.h, config/mips/iris6gld.h,
14116 config/mips/t-iris5-as, config/mips/t-iris5-gas
14117 config/mips/t-irix-gld: Delete.
14118 * config/mips/iris.h: New file.
14119 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
14120
14121 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
14122
14123 * postreload.c (reload_cse_move2add): Allow any condjump, but check
14124 that the implicit set isn't clobbered in the jump insn.
14125
14126 2004-08-19 Mark Mitchell <mark@codesourcery.com>
14127
14128 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
14129 * optabs.c (init_optabs): Don't check it.
14130 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
14131 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
14132
14133 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
14134
14135 * config/s390/s390.md (s390_warn_framesize_string)
14136 (s390_warn_dynamic_string, s390_stack_size_string)
14137 (s390_stack_guard_string): New global string variables.
14138 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
14139 (s390_stack_guard): New global variables.
14140 (override_options): Added checks for the new options.
14141 (s390_emit_prologue): Emit stack check and trap code and perform
14142 compile time stack size checking.
14143
14144 * config/s390/s390.h (TARGET_OPTIONS): Added new options
14145 "warn-framesize", "warn-dynamicstack", "stack-size" and
14146 "stack-guard".
14147
14148 * doc/invoke.texi: Added documentation for the new options.
14149
14150 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
14151
14152 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
14153 to eliminate warning.
14154 (linear_search_fdes): Declare p as unsigned.
14155 (binary_search_mixed_encoding_fdes): Likewise.
14156 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
14157 to eliminate warning.
14158 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
14159 type cast.
14160
14161 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
14162
14163 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
14164 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
14165 instead of one. Check for strictly legitimate address.
14166 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
14167 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
14168
14169 2004-08-19 Eric Christopher <echristo@redhat.com>
14170
14171 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
14172 * langhooks.h (unsave_expr_now): Ditto.
14173 * tree.h (unsave_expr_1): Remove prototype.
14174 (lhd_unsave_expr_now): Rename to unsave_expr_now.
14175 * tree-inline.c (unsave_expr_1): Move here
14176 from tree.c. Make static.
14177 (unsave_expr_now): Rename from lhd_unsave_expr_now.
14178 * tree-sra.c: Fix up for rename.
14179 * tree-ssa-copy.c: Ditto.
14180 * tree-eh.c: Ditto.
14181 * tree.c (unsave_expr_1): Move to tree-inline.c.
14182
14183 2004-08-19 Caroline Tice <ctice@apple.com>
14184
14185 * config/i386/cygming.h (switch_to_section): Fix typo (change
14186 in_unlikely_text_section to in_unlikely_executed_text).
14187
14188 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
14189
14190 * vec.h (VEC_lower_bound): New macro.
14191
14192 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
14193
14194 PR target/16446
14195 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
14196 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
14197 treat each ABI separately. Deal with n32/n64 complex float arguments.
14198 (function_arg): Add associated complex handling here.
14199
14200 2004-08-19 Richard Henderson <rth@redhat.com>
14201
14202 * config/arm/arm.c (arm_gen_load_multiple): Use
14203 adjust_automodify_address. Take base memory and offset instead
14204 of unchanging/struct/scalar bits.
14205 (arm_gen_store_multiple): Likewise.
14206 (arm_gen_movmemqi): Use adjust_automodify_address.
14207 * config/arm/arm-protos.h: Update decls.
14208 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
14209 (store_multiple): Similarly.
14210
14211 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
14212
14213 * regclass.c (globalize_reg): Update call_really_used_regs.
14214
14215 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
14216
14217 * doc/invoke.texi (integer-share-limit): Document.
14218
14219 * tree.h (TYPE_CACHED_VALUES_P): New.
14220 (TYPE_CACHED_VALUES): New.
14221 (TYPE_ORIG_SIZE_TYPE): Adjust.
14222 * tree.def (INTEGER_CST): Update documentation.
14223 * tree.c: Inlcude params.h.
14224 (build_int_cst): Cache small values.
14225 (build_type_copy): Do not copy the value cache.
14226 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
14227 unneeded zeroing.
14228 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
14229 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
14230 cache.
14231 * fold-const.c (force_fit_type): Copy value when setting
14232 overflows.
14233 (int_const_binop): Likewise.
14234 * stor-layout.c: Include params.h
14235 (set_sizetype): Create values cache.
14236 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
14237 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
14238 * params.h (INTEGER_SHARE_LIMIT): New.
14239 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
14240
14241 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
14242
14243 * gimplify.c (gimplify_minimax_expr): Remove.
14244 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
14245
14246 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
14247
14248 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
14249 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
14250
14251 2004-08-19 Mark Mitchell <mark@codesourcery.com>
14252
14253 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
14254
14255 2004-08-18 Andrew Pinski <apinski@apple.com>
14256
14257 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
14258
14259 2004-08-18 Mark Mitchell <mark@codesourcery.com>
14260
14261 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
14262 (__aeabi_ul2f): Likewise.
14263
14264 2004-08-18 Richard Henderson <rth@redhat.com>
14265
14266 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
14267 move to rtl completely.
14268 (struct meminsnbuf, xtensa_emit_block_move): Remove.
14269 (xtensa_find_mode_for_size): Remove.
14270 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
14271 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
14272
14273 2004-08-18 Richard Henderson <rth@redhat.com>
14274
14275 * config/mcore/mcore.c (mode_from_align): Remove DImode.
14276 (block_move_sequence): Rewrite to use adjust_address.
14277 (mcore_expand_block_move): Cleanup logic. Accept only operands.
14278 Return boolean indicating success/failure.
14279 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
14280 * config/mcore/mcore.md (movmemsi): Update to match.
14281
14282 2004-08-18 Mike Stump <mrs@apple.com>
14283
14284 * doc/invoke.texi (-mfix-and-continue): Add support for
14285 fast turn around debugging.
14286 (-ffix-and-continue): Likewise.
14287 (-mindirect-data): Likewise.
14288 (-findirect-data): Likewise.
14289 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
14290 (indirect_data): Likewise.
14291 (machopic_data_defined_p): Likewise.
14292 (machopic_output_indirection): Likewise.
14293 (darwin_encode_section_info): Likewise.
14294 (darwin_fix_and_continue): Likewise.
14295 (darwin_fix_and_continue_switch): Likewise.
14296 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
14297 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
14298 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
14299 (SUBTARGET_OPTIONS): Likewise.
14300 (darwin_fix_and_continue): Likewise.
14301 (darwin_fix_and_continue_switch): Likewise.
14302 (TARGET_FIX_AND_CONTINUE): Likewise.
14303 * config/rs6000.c (rs6000_emit_prologue): Likewise.
14304
14305 2004-08-19 Steven Bosscher <stevenb@suse.de>
14306
14307 * basic-block.h (struct edge_def): Remove crossing_edge.
14308 (EDGE_CROSSING): New define.
14309 (EDGE_ALL_FLAGS): Update.
14310 * bb-reorder.c (find_traces_1_round, better_edge_p,
14311 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
14312 find_jump_block, fix_crossing_conditional_branches,
14313 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
14314 Replace all occurences of crossing_edge with an edge flag check
14315 or set/reset.
14316 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14317 try_crossjump_bb): Likewise.
14318 * cfglayout.c (fixup_reorder_chain): Likewise.
14319 * cfgrtl.c (force_nonfallthru_and_redirect,
14320 commit_one_edge_insertion): Likewise.
14321
14322 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
14323 * tree-flow.h (compute_dominance_frontiers): Move prototype...
14324 * basic-block.h: ...here.
14325 * tree-cfg.c (compute_dominance_frontiers_1,
14326 compute_dominance_frontiers): Move from here...
14327 * cfganal.c: ...to here. Include timevar.h.
14328
14329 2004-08-18 James E Wilson <wilson@specifixinc.com>
14330
14331 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
14332 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
14333
14334 * config/mips/mips.md (type): Add frdiv.
14335 (divsf3+1, divsf3+2): Change type to frdiv.
14336 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
14337 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
14338
14339 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
14340 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
14341 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
14342 * config/mips/5000.md (r5k_fdiv_single): Likewise.
14343 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
14344 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
14345 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
14346 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
14347 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
14348 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
14349 Likewise.
14350 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
14351
14352 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
14353
14354 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
14355 get regression tester working again.
14356
14357 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14358
14359 * insn-notes.def, reg-notes.def: New files.
14360 * rtl.h: Use them to define enum insn_note and enum reg_note.
14361 * rtl.c: Use them to define note_insn_name and reg_note_name.
14362 * Makefile.in (RTL_BASE_H): Update.
14363
14364 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
14365 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
14366
14367 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
14368
14369 * arm.c (arm_size_rtx_costs): New function.
14370 (arm_override_options): Use it if optimizing for space.
14371
14372 2004-08-18 Richard Henderson <rth@redhat.com>
14373
14374 * emit-rtl.c (gen_const_mem): New.
14375 * rtl.h (gen_const_mem): Declare.
14376 * expr.c (do_tablejump): Use it.
14377 * varasm.c (force_const_mem): Likewise.
14378 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14379 (machopic_legitimize_pic_address): Likewise.
14380 * config/arm/arm.c (legitimize_pic_address): Likewise.
14381 * config/i386/i386.c (legitimize_pic_address): Likewise.
14382 (legitimize_tls_address): Likewise.
14383 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
14384 * config/ia64/ia64.md (load_fptr): Likewise.
14385 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
14386 * config/pa/pa.c (legitimize_pic_address): Likewise.
14387 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
14388 (rs6000_emit_move): Likewise.
14389 * config/s390/s390.c (legitimize_pic_address): Likewise.
14390 (legitimize_tls_address): Likewise.
14391 * config/s390/s390.md (casesi): Likewise.
14392 * config/sh/sh.c (sh_reorg): Likewise.
14393 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
14394 * config/v850/v850.md (casesi): Likewise.
14395
14396 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
14397 * config/sh/sh.c (prepare_move_operands): Remove incorrect
14398 use of MEM_READONLY_P.
14399
14400 2004-08-18 Steven Bosscher <stevenb@suse.de>
14401
14402 * Makefile.in (OBJS-common): Add postreload-gcse.c.
14403 Add new postreload-gcse.o.
14404 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
14405 (lookup_as_function, insert, rehash_using_reg, use_related_value,
14406 equiv_constant): Use SAFE_HASH instead of safe_hash.
14407 (exp_equiv_p): Export. Add for_gcse argument when comparing
14408 for GCSE.
14409 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
14410 find_comparison_args, fold_rtx, cse_insn): Update callers.
14411 (hash_rtx): New function derived from old canon_hash and bits
14412 from gcse.c hash_expr_1.
14413 (canon_hash_string): Rename to hash_rtx_string.
14414 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
14415 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
14416 (cselib_lookup): Update this caller.
14417 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
14418 Make static.
14419 (hash_expr): Call hash_rtx.
14420 (ldst_entry): Likewise.
14421 (expr_equiv_p): Call exp_equiv_p.
14422 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
14423 reg_used_on_edge, reg_set_between_after_reload_p,
14424 reg_used_between_after_reload_p, get_avail_load_store_reg,
14425 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
14426 get_bb_avail_insn, hash_scan_set_after_reload,
14427 compute_hash_table_after_reload,
14428 eliminate_partially_redundant_loads, gcse_after_reload,
14429 get_bb_avail_insn, gcse_after_reload_main): Remove.
14430 * postreload-gcse.c: New file, reincarnating most of the above.
14431 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
14432 (gcse_after_reload_main): Update prototype.
14433 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
14434 * passes.c (rest_of_handle_gcse2): Use it.
14435
14436 2004-08-18 Diego Novillo <dnovillo@redhat.com>
14437
14438 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
14439 (pass_loop_done): Likewise.
14440
14441 2004-08-18 Andrew Pinski <apinski@apple.com>
14442
14443 * config/rs6000/darwin.md: Delete the altivec patterns which are
14444 handled differently now.
14445 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
14446 (macho_correct_pic_di): Likewise.
14447 (call_indirect_nonlocal_darwin64): Likewise.
14448 Delete the save world/saveFP/saveVec patterns.
14449
14450 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
14451 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
14452 * config/rs6000/rs6000.md: Include darwin.md.
14453 (builtin_setjmp_receiver): Add DImode case.
14454 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
14455 Darwin bits.
14456
14457 2004-08-18 Matt Austern <austern@apple.com>
14458
14459 Dead code stripping
14460 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
14461 * darwin.c (darwin_file_end): Mark file as potentially strippable.
14462
14463 2004-08-18 Richard Henderson <rth@redhat.com>
14464
14465 * alias.c (readonly_fields_p): Remove.
14466 (objects_must_conflict_p): Don't call it.
14467 * tree.h (readonly_fields_p): Remove.
14468 * langhooks.h (struct lang_hooks): Remove honor_readonly.
14469 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
14470
14471 2004-08-18 Diego Novillo <dnovillo@redhat.com>
14472
14473 * tree-dfa.c (add_referenced_var): Only global variables are
14474 call-clobbered.
14475 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
14476 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
14477 all pointers dereferenced if the statement dereferences them.
14478 (create_name_tags): Do not create memory tags for pointers
14479 that have PT_ANYTHING set.
14480 Also check if PT_VARS is not empty before creating a name tag.
14481 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
14482 variables that share the same alias set with a pointer that
14483 may point anywhere.
14484 (add_may_alias): Add FIXME comment to remove clobbering
14485 aliased variables and tags.
14486 (replace_may_alias): Likewise.
14487 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
14488 (merge_pointed_to_info): If the original variable has not
14489 points-to information, call set_pt_anything.
14490 (add_pointed_to_var): Do not prevent adding a pointed-to
14491 variable if the pointers is PT_ANYTHING.
14492 If the variable is a global, set PT_GLOBAL_MEM.
14493 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
14494 pointer type only come in PTR+OFFSET flavours.
14495 Always call merge_pointed_to_info on PHI arguments that are
14496 SSA_NAMEs.
14497 (get_nmt_for): Mark call-clobbered tags whose pointer points
14498 to global memory.
14499 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
14500 values.
14501 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
14502 FLAGS.
14503 (add_stmt_operand): Abort if the caller tried to add a killing
14504 definition for a memory tag.
14505 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
14506 unnecessary checks.
14507
14508 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
14509
14510 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
14511 from call_used_regs. Update call_really_used_regs.
14512 (CALL_REALLY_USED_REGISTERS): Define.
14513 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
14514 Replace call_used_regs with call_really_used_regs.
14515 (calc_live_regs, sh_media_register_for_return): Likewise.
14516 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
14517 * sh.md (return_media): Likewise.
14518
14519 2004-08-18 Andrew Pinski <apinski@apple.com>
14520
14521 * config/darwin.c (machopic_legitimize_pic_address): Only set
14522 MEM_READONLY_P in the non TARGET_TOC case.
14523
14524 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14525
14526 * rtl.def (NIL): Delete.
14527 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
14528 Tighten the syntax a little.
14529
14530 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
14531 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
14532 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
14533 * config/i386/predicates.md, config/m32r/m32r.h
14534 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
14535 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
14536 * config/sparc/sparc.h, doc/tm.texi:
14537 Replace all occurrences of NIL with UNKNOWN.
14538
14539 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14540
14541 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
14542 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
14543 sequence inline. Move drop_through_label code into this
14544 block, being the only place it is used. Adjust comments.
14545
14546 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
14547
14548 * config/rs6000/altivec.md: Add new patterns for calls to
14549 save_world/rest_world functions.
14550
14551 * config/rs6000/rs6000-protos.h: (save_world_operation,
14552 restore_world_operation) new declarations.
14553
14554 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
14555 field added.
14556 (rs6000_stack_info): Set world_save_p field.
14557 (save_world_operation): New function.
14558 (restore_world_operation): New function.
14559 (compute_save_world_info): New function.
14560 (rs6000_stack_info): Call compute_save_world_info.
14561 (rs6000_emit_prologue): Check for world_save_p and generate
14562 pattern to call save_world for saving all non-volatile and
14563 special registers.
14564 (rs6000_emit_epilogue): Check for world_save_p and generate
14565 pattern to call rest_world to restore saved registers.
14566
14567 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
14568 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
14569 (rs6000_reg_names): New entries added for save_world_operation and
14570 restore_world_operation.
14571
14572 2004-08-18 Caroline Tice <ctice@apple.com>
14573
14574 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
14575 "-freorder-blocks-and-partition" to the flags used in second
14576 stage of profiledbootstrap.
14577 * bb-reorder.c (push_to_next_round_p): Add new variable,
14578 next_round_is_last; set and use variable to make sure, when
14579 partitioning, that the last trace construction round consists
14580 of all (and only) cold basic blocks.
14581 (rotate_loop): Don't copy blocks that end in a section
14582 crossing jump.
14583 (copy_bb): Correctly initialize "partition" of duplicated bb.
14584 (add_unlikely_executed_notes): Add a comment.
14585 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
14586 to make sure, if function contains hot blocks, that the
14587 successors of ENTRY_BLOCK_PTR are hot; also, only look for
14588 crossing edges if the architecture supports named sections.
14589 (mark_bb_for_unlikely_executed_section): Modify to always
14590 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
14591 the basic block note insn.
14592 (fix_crossing_unconditional_branches): Remove extra space.
14593 (fix_edges_for_rarely_executed_code): Modify to only do
14594 partitioning work if the architecture supports named sections.
14595 (reorder_basic_blocks): Modify to only add
14596 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
14597 supports named sections.
14598 * c-common.c (handle_section_attribute): Initialize new global
14599 variable, user_defined_section_attribute, to true if user has
14600 specified one.
14601 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
14602 forward edges that cross section boundaries.
14603 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
14604 partitioning information if the architecture supports named
14605 sections.
14606 * cfgrtl.c (target.h): Add statement to include this.
14607 (rtl_split_block): Make sure newly created bb gets correct
14608 partition.
14609 (try_redirect_by_replacing_jump): Make sure redirection isn't
14610 attempting to cross section boundaries.
14611 (force_nonfallthru_and_redirect): Only do partition fix up if
14612 architecture supports named sections.
14613 (rtl_split_edge): Make sure newly created bb ends up in
14614 correct partition.
14615 (commit_one_edge_insertion): Remove code that incorrectly
14616 updated basic block partition; Make sure partition fix up only
14617 happens if architecture supports named sections and it's not
14618 already done.
14619 (rtl_verify_flow_info_1): Fix if-condition on test/error
14620 condition that fallthru edges are not allowed to cross section
14621 boundaries.
14622 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
14623 * final.c (final_scan_insn): Remove redundant test from if-statement;
14624 change calls to text_section into calls to function_section; add code
14625 to only to partitioning fix up if architecture supports named
14626 sections.
14627 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
14628 partition.
14629 (if_convert): Add targetm.have_named_sections to test.
14630 * output.h (unlikely_section_label): Extern declaration for new global
14631 variable.
14632 (unlikely_text_section_name): Likewise.
14633 * opts.c (decode_options): If both partitioning and DWARF debugging
14634 are turned on, issue a warning that this doesn't work, and change
14635 partitiong to basic block reordering (without hot/cold partitions).
14636 * passes.c (rest_of_handle_final): Re-set new global variable,
14637 user_defined_section_attribute, to false.
14638 (rest_of_compilation): Change options for calling partitioning
14639 function: Don't call if the user defined the section attribute, and
14640 don't call if DECL_ONE_ONLY is true for the current function.
14641 * predict.c (choose_function_section): Return immediately if we
14642 are doing hot/cold partitioning (i.e. let the basic block partitioning
14643 determine where the function belongs).
14644 * reg-stack.c (emit_swap_insn): Add condition to step over
14645 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
14646 * toplev.c (user_defined_section_attribute): New global variable.
14647 * toplev.h (user_defined_section_attribute): Extern declaration
14648 for new global variable.
14649 * varasm.c (unlikely_section_label): New global variable.
14650 (unlikely_text_section_name): New global variable.
14651 (unlikely_text_section): Add code to initialize
14652 unlikely_text_section_name if necessary; modify to use
14653 unlikely_text_section_name and unlikely_section_label; also to use
14654 named_section properly.
14655 (in_unlikely_text_section): Modify to work correctly with
14656 named_section and to use unlikely_text_section_name.
14657 (named_section): Add code to work properly with cold section.
14658 (function_section): Clean up if-statement.
14659 * config/darwin.c (darwin_asm_named_section): Return to original
14660 code, removing use of SECTION_FORMAT_STRING.
14661 * config/arm/pe.h (switch_to_section): Add case for
14662 in_unlikely_executed_text to switch statement.
14663 * config/i386/cygming.h (switch_to_section): Likewise.
14664 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
14665 (SECTION_FORMAT_STRING): Likewise.
14666 * config/mcore/mcore.h (switch_to_section): Likewise.
14667 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
14668 (SECTION_FORMAT_STRING): Remove.
14669
14670 2004-08-18 Roger Sayle <roger@eyesopen.com>
14671
14672 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
14673 -ffixed-reg safe, by preserving the meanings of zero and one.
14674 (CALL_USED_REGISTERS): Likewise.
14675 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
14676
14677 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
14678
14679 * config/sh/sh.c (split_branches): Check the result of
14680 next_active_insn.
14681 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
14682 Call rtl_register_cfg_hooks.
14683
14684 2004-08-18 Richard Henderson <rth@redhat.com>
14685
14686 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
14687 * alias.c (true_dependence): Update to match new semantics.
14688 (canon_true_dependence, write_dependence_p): Likewise.
14689 (anti_dependence, output_dependence): Update write_dependence_p args.
14690 (unchanging_anti_dependence): Remove.
14691 * calls.c (purge_mem_unchanging_flag): Remove.
14692 (fixup_tail_calls): Don't call it.
14693 (expand_call): Don't add unchanging memory to function usage.
14694 * expr.c (emit_block_move_via_libcall): Likewise.
14695 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
14696 (get_subtarget): Don't use RTX_UNCHANGING_P.
14697 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
14698 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
14699 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
14700 * cse.c (insert): Don't use RTX_UNCHANGING_P.
14701 (cse_insn, canon_hash): Use MEM_READONLY_P.
14702 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
14703 instead of RTX_UNCHANGING_P.
14704 * explow.c (maybe_set_unchanging): Remove.
14705 * expr.h (maybe_set_unchanging): Remove.
14706 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
14707 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
14708 (assign_parm_setup_reg, expand_function_start): Likewise.
14709 * integrate.c (copy_rtx_and_substitute): Likewise.
14710 * ra-rewrite.c (emit_colors): Likewise.
14711 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
14712 (fixup_match_1): Likewise.
14713 * reload1.c (reload, alter_reg): Likewise.
14714 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
14715 not RTX_UNCHANGING_P.
14716 (equiv_init_varies_p): Likewise.
14717 * loop-invariant.c (check_maybe_invariant): Likewise.
14718 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
14719 * loop.c (note_addr_stored): Likewise.
14720 (prescan_loop): Likewise. Don't check function usage for clobbered
14721 unchanging memory.
14722 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
14723 not RTX_UNCHANGING_P.
14724 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
14725 * varasm.c (force_const_mem): Likewise.
14726 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
14727 * web.c (entry_register): Likewise.
14728 * tree-gimple.h (get_base_address): Move decl ...
14729 * tree.h: ... here.
14730 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
14731
14732 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
14733 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
14734 (alpha_set_memflags): Update to match.
14735
14736 * config/darwin.c (machopic_indirect_data_reference): Set
14737 MEM_READONLY_P instead of RTX_UNCHANGING_P.
14738 (machopic_indirect_call_target): Likewise.
14739 (machopic_legitimize_pic_address): Likewise.
14740 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
14741 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
14742 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
14743 * config/frv/frv.md (symGOT2reg): Likewise.
14744 * config/i386/i386.c (legitimize_pic_address,
14745 legitimize_tls_address, ix86_split_to_parts): Likewise.
14746 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
14747 * config/ia64/ia64.md (load_fptr): Likewise.
14748 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
14749 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
14750 * config/mcore/mcore.c (block_move_sequence): Likewise.
14751 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
14752 * config/pa/pa.c (legitimize_pic_address): Likewise.
14753 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
14754 (rs6000_emit_move): Likewise.
14755 * config/s390/s390.c (legitimize_pic_address): Likewise.
14756 (legitimize_tls_address): Likewise.
14757 * config/s390/s390.md (casesi): Likewise.
14758 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
14759 * config/sh/sh.md (symGOT2reg): Likewise.
14760 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
14761 * config/v850/v850.md (casesi): Likewise.
14762
14763 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
14764 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
14765 * config/mips/mips.c (mips_restore_gp): Likewise.
14766 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
14767 * config/sh/sh.c (sh_reorg): Likewise.
14768
14769 2004-08-18 Richard Henderson <rth@redhat.com>
14770
14771 * tree.h (struct tree_decl): Add gimple_formal_temp.
14772 (DECL_GIMPLE_FORMAL_TEMP_P): New.
14773 * gimplify.c (pop_gimplify_context): Clear it.
14774 (lookup_tmp_var): Set it, if is_formal.
14775 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
14776 Use is_gimple_val for VECTOR. Simplify return value.
14777 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
14778 (gimplify_expr): Likewise.
14779 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
14780 is_gimple_tmp_rhs for clarity. Update all callers.
14781 (is_gimple_reg_rhs): Simplify logic.
14782 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
14783 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
14784 (is_gimple_formal_tmp_reg): Similarly.
14785 * tree-gimple.h: Update decls.
14786 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
14787 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
14788 * tree-ssa-live.c (var_union, type_var_init): Likewise.
14789
14790 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
14791
14792 * c4x.c (legitimize_operands): Remove calls to
14793 preserve_subexpressions_p.
14794
14795 2004-08-18 David Edelsohn <edelsohn@gnu.org>
14796
14797 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
14798 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
14799
14800 2004-08-18 Ziemowit Laski <zlaski@apple.com>
14801
14802 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
14803 Objective-C++ extensions.
14804 * gengtype.c (get_file_basename): Match entire subdirectory name
14805 ('cp', 'objc', 'objcp') rather than just its suffix.
14806 (get_base_file_bitmap): Allow for files to belong to more than one
14807 language.
14808 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
14809 used by more than one front-end.
14810
14811 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
14812
14813 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
14814 avoid use of preserve_subexpressions_p.
14815
14816 2004-08-17 Richard Henderson <rth@redhat.com>
14817
14818 PR 17051
14819 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
14820
14821 2004-08-17 DJ Delorie <dj@redhat.com>
14822
14823 * doc/extend.texi: Document new xstormy16 attribute.
14824
14825 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
14826 (xstormy16_splittable_below100_or_register): New.
14827 (combine_bnp): New.
14828 (xstormy16_reorg): New.
14829 (TARGET_MACHINE_DEPENDENT_REORG): Define.
14830
14831 * config/stormy16/stormy16.md (movqi_internal): Make name public.
14832 (movhi_internal): Likewise.
14833 (cbhranchhi): Likewise.
14834 (cbhranchhi_neg): Likewise.
14835 (andhi3): Only allow splittable below100 operands.
14836 (iorhi3): Likewise.
14837 (peephole2): New and/zero_extend->and peephole.
14838 (peephole2): New load/ior/save->set1 peephole.
14839 (peephole2): New load/and/save->clr1 peephole.
14840 (bclrx, bclrx2, bclr7, bclr15): New.
14841 (bsetx, bsetx2, bset7, bset15): New.
14842
14843 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
14844 liberal about acceptable 'B' masks.
14845
14846 * config/stormy16/stormy16-protos.h
14847 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
14848 xstormy16_below100_operand, xstormy16_below100_or_register,
14849 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
14850 (PREDICATE_CODES): Add new predicates.
14851
14852 * config/stormy16/stormy16.c
14853 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
14854 xstormy16_below100_operand, xstormy16_below100_or_register,
14855 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
14856 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
14857 (xstormy16_legitimate_address_p): Allow below100 symbols.
14858 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
14859 (xstormy16_expand_move): Leave below100 operands as-is.
14860 (xstormy16_encode_section_info): Encode below100 symbols.
14861 (xstormy16_strip_name_encoding): New.
14862 (xstormy16_print_operand): Print 'b' as shift mask.
14863 (xstormy16_attribute_table): Add below100 attributes.
14864 (xstormy16_handle_below100_attribute): New.
14865
14866 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
14867 (XSTORMY16_SECTION_FUNCTION): New.
14868 (EXTRA_SECTION_FUNCTIONS): Define using the above.
14869 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
14870 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
14871 (ASM_OUTPUT_LABELREF): Define.
14872
14873 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
14874 (movhi_internal): Add below100 support.
14875 (andhi3): Add below100 support.
14876 (iorhi3): Add below100 support.
14877 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
14878
14879 2004-08-17 James E Wilson <wilson@specifixinc.com>
14880
14881 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
14882 of VOIDmode for comparison code mode.
14883 * config/mips/mips.md: For conditional move patterns, use mode of
14884 first compare operand for comparison mode, instead of VOIDmode.
14885
14886 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
14887 normal and -ffast-math code.
14888
14889 2004-08-17 Mark Mitchell <mark@codesourcery.com>
14890
14891 PR c++/15871
14892 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
14893
14894 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
14895
14896 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
14897
14898 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
14899
14900 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
14901 for non Darwin targets.
14902 (*call_value_nonlocal_darwin64): Likewise.
14903
14904 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
14905
14906 * config/rs6000/rs6000.c (rs6000_function_value): Check for
14907 altivec mode for altivec return register.
14908
14909 2004-08-17 David Edelsohn <edelsohn@gnu.org>
14910
14911 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
14912 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
14913 * config/rs6000/rs6000.md: Include darwin.md.
14914 (builtin_setjmp_receiver): Add DImode case.
14915 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
14916 Darwin bits.
14917
14918 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
14919
14920 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
14921 trees.
14922 * tree-vectorizer.h: New File: Same.
14923 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
14924 * common.opt (ftree-vectorize): New flag to enable vectorization.
14925 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
14926 vectorization pass.
14927 * tree-data-ref.h (init_data_ref): Additional argument.
14928 (array_base_name_differ_p): Moved to tree-data-ref.c.
14929 * tree-data-ref.c (array_base_name_differ_p): Revised.
14930 (initialize_data_dependence_relation): Call array_base_name_differ_p
14931 with an extra argument.
14932 (analyze_all_data_dependences): Same.
14933 (init_data_ref): Additional argument is_read to set DR_IS_READ.
14934 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
14935 file.
14936 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
14937 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
14938 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
14939 vectorization pass.
14940 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
14941 (tree_ssa_loop_done): Call scev_finalize.
14942 (tree_vectorize): Define the new vectorization pass.
14943 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
14944 size of the vector they support (until support for multiple vector
14945 sizes is added to the vectorizer).
14946 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
14947 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
14948 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
14949 documentation.
14950
14951 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
14952
14953 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
14954 usage.
14955 (generate_protocol_list, handle_impent): Likewise.
14956
14957 2004-08-17 Roger Sayle <roger@eyesopen.com>
14958
14959 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
14960 ensure that call_used_regs is a superset of both fixed_regs and
14961 call_really_used_regs.
14962
14963 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
14964
14965 PR target/17019
14966 * arm.md (addsi3_cbranch_scratch): Correct case labels.
14967
14968 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
14969
14970 PR middle-end/17036
14971 * fold-const.c (fold): Check for integer operand when
14972 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
14973 Pinski <pinskia@physics.uc.edu>.
14974
14975 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
14976
14977 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
14978 No need to check if in a cross configuration.
14979 * configure: Regenerate.
14980
14981 * calls.c (precompute_register_parameters):
14982 Inline preserve_subexpressions_p ().
14983 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
14984 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
14985 Likewise.
14986 * expr.c (get_subtarget): Likewise.
14987 * rtl.h (preserve_subexpressions_p): Remove.
14988 * stmt.c (preserve_subexpressions_p): Remove.
14989
14990 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
14991 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
14992 Abort on gimplified cases.
14993
14994 2004-08-16 James E Wilson <wilson@specifixinc.com>
14995
14996 * tree.h (VECTOR_FLOAT_TYPE_P): New.
14997 (FLOAT_TYPE_P): Use it.
14998 * c-typeck.c (build_binary_op): After convert calls, check for
14999 check for ERROR_MARK operands.
15000
15001 2004-08-16 Zack Weinberg <zack@codesourcery.com>
15002
15003 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
15004 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
15005 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
15006 (genobjs static pattern rule): Remove %.c dependency.
15007 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
15008 Rename rules; delete commands; fix dependencies.
15009 (mostlyclean): Do not delete temporary source copies.
15010 * configure.ac: Delete all references to BUILD_PREFIX and
15011 BUILD_PREFIX_1.
15012 * configure: Regenerate.
15013
15014 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
15015 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
15016 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
15017 with #ifndef GENERATOR_FILE so that nothing from those headers
15018 is used.
15019
15020 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
15021
15022 2004-08-16 Adam Nemet <anemet@lnxw.com>
15023
15024 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
15025
15026 2004-08-16 Andrew Pinski <apinski@apple.com>
15027
15028 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
15029 extraneous semicolon.
15030
15031 2004-08-16 Devang Patel <dpatel@apple.com>
15032
15033 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
15034 * print-tree.c (print_node): Print DECL_PRESERVE_P.
15035 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
15036 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
15037 * target.h (struct gcc_target): New member, mark_decl_preserved.
15038 * hooks.c (hook_void_charptr): Rename to ...
15039 (hook_void_constcharptr): ... new name.
15040 * hooks.h (hook_void_charptr): Rename to ..
15041 (hook_void_constcharptr): ... new name.
15042 * tree.h (DECL_PRESERVE_P): New #define.
15043 (struct tree_decl): New member, preserve_flag.
15044 * varasm.c (assemble_start_function): Mark decl preserved.
15045 (assemble_variable): Same.
15046 * darwin.c (darwin_mark_decl_preserved): New function.
15047 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
15048 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
15049 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
15050
15051 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
15052
15053 * c-decl.c (grokdeclarator): Allow for function definition where
15054 innermost declarator has attributes.
15055
15056 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
15057
15058 * except.c (get_exception_filter, build_post_landing_pads,
15059 dw2_build_landing_pads): Use target-specific mode for 'filter'.
15060 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
15061 * target.h (eh_return_filter_mode): New field added.
15062 * targhooks.c (default_eh_return_filter_mode): Defined.
15063 * targhooks.h (default_eh_return_filter_mode): Declared.
15064 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
15065
15066 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
15067
15068 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
15069 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
15070 * configure: Regenerate.
15071
15072 2004-08-16 Stan Shebs <shebs@apple.com>
15073
15074 Basic support for 64-bit Darwin.
15075 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
15076 (machopic_legitimize_pic_address): Similarly, plus use Pmode
15077 instead of SImode.
15078 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
15079 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
15080 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
15081 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
15082 (PROCESSOR_DEFAULT64): Define.
15083 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
15084 Darwin.
15085 * config/rs6000/rs6000.md: Include darwin.md.
15086 (builtin_setjmp_receiver): Add DImode case.
15087 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
15088 Darwin.
15089 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
15090 (rs6000_emit_move): Add DImode case to Darwin bits.
15091 (machopic_output_stub): Use .quad if 64-bit.
15092 * invoke.texi: Document -m32 and -m64.
15093
15094 2004-08-16 Janis Johnson <janis187@us.ibm.com>
15095
15096 * doc/extend.texi (AltiVec builtins): Document additional differences
15097 from the Motorola AltiVec PIM.
15098
15099 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
15100
15101 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
15102 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
15103 (struct tree_common): Update public_flag documentation.
15104
15105 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
15106
15107 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15108 Check for artificial variables, not is_gimple_tmp_var.
15109 * tree-ssa-live.c (var_union): Likewise.
15110
15111 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
15112
15113 * calls.c (load_register_parameters): Remove spurious FIXME token.
15114
15115 2004-08-15 Ziemowit Laski <zlaski@apple.com>
15116
15117 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
15118 (c-lang.o): Depend on c-objc-common.h.
15119 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
15120 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
15121 * c-lang.c: Include c-objc-common.h.
15122 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
15123 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
15124 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
15125 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
15126 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
15127 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
15128 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
15129 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
15130 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
15131 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
15132 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
15133 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
15134 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
15135 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
15136 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
15137 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15138 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
15139 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
15140 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
15141 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
15142 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
15143 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
15144 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
15145 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
15146 Move to c-objc-common.h.
15147 * c-objc-common.c: Include c-objc-common.h.
15148 * c-objc-common.h: New file.
15149
15150 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
15151 Andrew Pinski <pinskia@physics.uc.edu>
15152
15153 PR target/14931
15154 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
15155 style.
15156
15157 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
15158
15159 * tree.h (build_int_cst): New.
15160 (build_int_2): Remove.
15161 * tree.c (build_int_2): Remove.
15162 (build_int_cst): New.
15163 (make_vector_type, build_common_tree_nodes,
15164 build_common_tree_nodes_2): Use build_int_cst.
15165 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
15166 expand_builtin_strpbrk, expand_builtin_fputs,
15167 build_string_literal, expand_builtin_printf,
15168 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
15169 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
15170 fold_builtin_isdigit, simplify_builtin_strstr,
15171 simplify_builtin_strpbrk, fold_builtin_fputs,
15172 simplify_builtin_sprintf): Use build_int_cst.
15173 * c-common.c (start_fname_decls, fix_string_type,
15174 c_common_nodes_and_builtins, c_init_attributes,
15175 shorten_compare): Likewise.
15176 * c-decl.c (complete_array_type,
15177 check_bitfield_type_and_width): Likewise.
15178 * c-lex.c (interpret_integer, lex_charconst): Likewise.
15179 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
15180 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15181 * c-typeck.c (really_start_incremental_init, push_init_level,
15182 set_nonincremental_init_from_string): Likewise.
15183 * calls.c (load_register_parameters): Likewise.
15184 * convert.c (convert_to_pointer): Likewise.
15185 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
15186 build_fn_info_type, build_ctr_info_value, build_gcov_info):
15187 Likewise.
15188 * except.c (init_eh, assign_filter_values, assign_filter_values):
15189 Likewise.
15190 * expmed.c (store_fixed_bit_field, extract_bit_field,
15191 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
15192 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
15193 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
15194 * expr.c (convert_move, emit_group_load, emit_group_store,
15195 expand_assignment, store_constructor, store_field,
15196 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
15197 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
15198 invert_truthvalue, optimize_bit_field_compare,
15199 decode_field_reference, all_ones_mask_p, constant_boolean_node,
15200 fold_div_compare, fold, fold_read_from_constant_string,
15201 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15202 * function.c (assign_parm_setup_block): Likewise.
15203 * stmt.c (shift_return_value, expand_end_case_type,
15204 estimate_case_costs): Likewise.
15205 * stor-layout.c (layout_type, initialize_sizetypes,
15206 set_min_and_max_values_for_integral_type): Likewise.
15207 * tree-chrec.c (chrec_fold_multiply_poly_poly,
15208 reset_evolution_in_loop): Likewise.
15209 * tree-chrec.h (build_polynomial_chrec): Likewise.
15210 * tree-complex.c (build_replicated_const): Likewise.
15211 * tree-eh.c (honor_protect_cleanup_actions,
15212 lower_try_finally_onedest, lower_try_finally_copy,
15213 lower_try_finally_switch): Likewise.
15214 * tree-mudflap.c (mf_build_string, mx_register_decls,
15215 mudflap_register_call, mudflap_enqueue_constant): Likewise.
15216 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
15217 * tree-pretty-print.c (dump_generic_node): Likewise.
15218 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
15219 Likewise.
15220 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
15221 * tree-ssa-loop-niter.c (number_of_iterations_cond,
15222 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
15223 Likewise.
15224
15225 * config/alpha/alpha.c (alpha_initialize_trampoline,
15226 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
15227 * config/arm/arm.c (arm_get_cookie_size): Likewise.
15228 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
15229 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15230 * config/i860/i860.c (i860_va_start): Likewise.
15231 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
15232 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
15233 mips_gimplify_va_arg_expr): Likewise.
15234 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
15235 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
15236 add_compiler_branch_island): Likewise.
15237 * config/s390/s390.c (s390_va_start): Likewise.
15238 * config/sh/sh.c (sh_va_start): Likewise.
15239 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
15240 Likewise.
15241 * config/xtensa/xtensa.c (xtensa_va_start,
15242 xtensa_gimplify_va_arg_expr): Likewise.
15243
15244 * objc/objc-act.c (build_objc_string_object,
15245 build_objc_symtab_template, init_def_list, init_objc_symtab,
15246 init_module_descriptor, generate_static_references,
15247 build_selector_translation_table, get_proto_encoding,
15248 build_typed_selector_reference, build_selector_reference,
15249 build_next_objc_exception_stuff,
15250 build_method_prototype_list_template, generate_descriptor_table,
15251 generate_protocols, build_protocol_initializer,
15252 build_ivar_list_template, build_method_list_template,
15253 build_ivar_list_initializer, generate_ivars_list,
15254 generate_dispatch_table, generate_protocol_list,
15255 build_category_initializer, build_shared_structure_initializer,
15256 generate_shared_structures, handle_impent,
15257 generate_objc_image_info): Use build_int_cst.
15258
15259 2004-08-15 Ben Elliston <bje@au.ibm.com>
15260
15261 * vec.h: Comment improvements.
15262
15263 2004-08-14 Roger Sayle <roger@eyesopen.com>
15264
15265 * c-common.c (shorten_compare, pointer_int_sum,
15266 c_common_truthvalue_conversion, boolean_increment): Replace calls
15267 to build with calls to buildN.
15268 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
15269 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
15270 gimplify_switch_stmt): Likewise.
15271 * c-typeck.c (default_function_array_conversion,
15272 build_component_ref, build_array_ref, build_function_call,
15273 pointer_diff, build_unary_op, build_conditional_expr,
15274 build_compound_expr, build_modify_expr, c_finish_goto_label,
15275 c_finish_goto_ptr, c_finish_return, c_finish_loop,
15276 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
15277 build_binary_op): Likewise.
15278
15279 2004-08-15 Steven Bosscher <stevenb@suse.de>
15280
15281 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
15282
15283 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15284
15285 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
15286 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
15287 * fixinc/fixincl.x: Rebuilt.
15288
15289 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
15290
15291 * config/mips/mips-protos.h (mips_symbolic_constant_p)
15292 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
15293 (mips_small_data_pattern_p): Declare.
15294 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
15295 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
15296 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
15297 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
15298 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
15299 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
15300 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
15301 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
15302 (pc_or_label_operand, call_insn_operand, move_operand)
15303 (consttable_operand, symbolic_operand, general_symbolic_operand)
15304 (global_got_operand, local_got_operand, stack_operand)
15305 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
15306 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
15307 (mips_small_data_pattern_p): Replace previous small_data_pattern
15308 predicate. Turn into a bool () (rtx) function.
15309 * config/mips/predicates.md: New file.
15310 * config/mips/mips.md: Include it. Use the target-independent
15311 comparison_operator instead of cmp_op. Rename trap_cmp_op to
15312 trap_comparison_operator and equality_op to equality_operator.
15313 Replace uses of small_int with the equivalent const_arith_operand.
15314 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
15315 const_float_1_operand to const_1_operand. Rename fcc_register_operand
15316 to fcc_reload_operand.
15317 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
15318
15319 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15320
15321 PR libstdc++/17005 partial fix.
15322 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
15323 except when generating ANSI/C89 code.
15324
15325 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
15326
15327 * c-common.c (shorten_compare): Use force_fit_type directly.
15328
15329 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
15330 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
15331 Dave Korn <dk@artimi.com>
15332
15333 * doc/install.texi (Building): Avoid duplicate reference to GNU
15334 make requirement.
15335 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
15336
15337 2004-08-14 Richard Henderson <rth@redhat.com>
15338
15339 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
15340 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
15341
15342 2004-08-13 Richard Henderson <rth@redhat.com>
15343
15344 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
15345 for constant_call_address_operand.
15346 (call_value_pop_1, call_value_1): Likewise.
15347 (sibcall_value_1, call_value_1_rex64): Likewise.
15348
15349 2004-08-13 James E Wilson <wilson@specifixinc.com>
15350
15351 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
15352 Correct mode from SFmode to DFmode.
15353
15354 2004-08-13 Ziemowit Laski <zlaski@apple.com>
15355
15356 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
15357 __cstring_object and __image_info sections with the no_dead_strip
15358 attribute.
15359
15360 2004-08-13 Roger Sayle <roger@eyesopen.com>
15361 David Billinghurst <David.Billinghurst@riotinto.com>
15362
15363 PR libgfortran/15930
15364 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
15365 * fixinc/fixincl.x: Regenerate.
15366 * fixinc/tests/base/internal/math_core.h: New file.
15367
15368 2004-08-13 Richard Henderson <rth@redhat.com>
15369
15370 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
15371 (dbxout_function_end): Remove ifdefs for it.
15372 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
15373
15374 2004-08-13 Richard Henderson <rth@redhat.com>
15375
15376 * Makefile.in (insn-preds.o): Depend on TREE_H.
15377 * genpreds.c (write_insn_preds_c): Include tree.h.
15378 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
15379 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
15380 const48_operand, and_operand, or_operand, mode_width_operand,
15381 mode_mask_operand, mul8_operand, const0_operand,
15382 hard_fp_register_operand, hard_int_register_operand,
15383 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
15384 samegp_function_operand, direct_call_operand, small_symbolic_operand,
15385 global_symbolic_operand, call_operand, symbolic_operand,
15386 dtp16_symbolic_operand, dtp32_symbolic_operand,
15387 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
15388 gottp_symbolic_operand, alpha_comparison_operator,
15389 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
15390 signed_comparison_operator, alpha_fp_comparison_operator,
15391 divmod_operator, fix_operator, aligned_memory_operand,
15392 unaligned_memory_operand, reg_or_unaligned_mem_operand,
15393 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
15394 reg_no_subreg_operand, addition_operation): Move to predicates.md.
15395 (reg_or_const_int_operand): Remove. Replace all users with
15396 reg_or_cint_operand.
15397 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
15398 (resolve_reload_operand): Split out of aligned_memory_operand.
15399 * config/alpha/alpha-protos.h: Update for exports.
15400 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
15401 * config/alpha/alpha.md: Include predicates.md.
15402 * config/alpha/predicates.md: New file.
15403
15404 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
15405
15406 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
15407 fields with a pointer to the instruction definition.
15408 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
15409 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
15410 (write_attr_case, write_const_num_delay_slots): Update accordingly.
15411 (write_attr_case, write_const_num_delay_slots): Write the name of
15412 an insn next to its case statement.
15413 * genoutput.c (data): Add a filename field.
15414 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
15415 (output_insn_data): Print the location of each insn definition.
15416 * genrecog.c (write_action): Print the name of an insn above
15417 the statement that returns its code.
15418
15419 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
15420
15421 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
15422 * config/libgloss.h: Likewise.
15423 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
15424 * c4x/c4x-modes.def: Likewise.
15425 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
15426 (c4x_rptb_nop_p): Likewise.
15427 (c4x_rptb_valid_p): Likewise.
15428 (c4x_rptb_insert): Likewise.
15429 (c4x_address_conflict): Likewise.
15430 * config/c4x/c4x.md: Likewise.
15431 * config/frv/frv.md: Likewise.
15432 * config/i386/athlon.md: Likewise.
15433 * config/i386/i386.md: Likewise.
15434 * config/i386/predicates.md: Likewise.
15435 * config/ia64/ia64.c: Likewise.
15436 * config/ia64/itanium1.md: Likewise.
15437 * config/ia64/itanium2.md: Likewise.
15438 * config/iq2000/iq2000.md: Likewise.
15439 * config/mcore/mcore.c: Likewise.
15440 * config/mips/mips.c: Likewise.
15441 * config/mips/r3900.h: Likewise.
15442 * config/mips/sb1.md: Likewise.
15443 * config/pa/milli64.S: Likewise.
15444 * config/pa/pa.c: Likewise.
15445 * config/pa/pa.h: Likewise.
15446 * config/rs6000/8540.md: Likewise.
15447
15448 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
15449
15450 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
15451
15452 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
15453
15454 * sh.md (cbranch define_delay) Use cond_delay_slot for
15455 non-anulled condition too.
15456
15457 2004-08-12 David Edelsohn <edelsohn@gnu.org>
15458
15459 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
15460 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
15461 any_parallel_operand, lmw_operation, stmw_operation,
15462 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
15463 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
15464 any_parallel_operand.
15465 (return_and_restore_fpregs_{si,di}): Same.
15466
15467 2004-08-12 Zack Weinberg <zack@codesourcery.com>
15468
15469 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
15470 if pred->singleton != PARALLEL, issue a warning and pretend it was.
15471 Also issue a warning for any predicate we don't know about.
15472
15473 2004-08-12 Richard Henderson <rth@redhat.com>
15474
15475 * config/i386/i386.c (internal_label_prefix): Export.
15476 (internal_label_prefix_len, struct ix86_address,
15477 ix86_decompose_address, maybe_get_pool_constant,
15478 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
15479 memory_address_length): Export.
15480 (any_fp_register_operand, fp_register_operand,
15481 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
15482 x86_64_general_operand, x86_64_szext_general_operand,
15483 x86_64_nonmemory_operand, x86_64_movabs_operand,
15484 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
15485 x86_64_zext_immediate_operand, const_int_1_31_operand,
15486 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
15487 tls_symbolic_operand, global_dynamic_symbolic_operand,
15488 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
15489 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
15490 constant_call_address_operand, const0_operand, const1_operand,
15491 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
15492 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
15493 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
15494 general_no_elim_operand, nonmemory_no_elim_operand,
15495 index_register_operand, q_regs_operand, flags_reg_operand,
15496 non_q_regs_operand, zero_extended_scalar_load_operand,
15497 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
15498 ix86_comparison_operator, ix86_carry_flag_operator,
15499 fcmov_comparison_operator, promotable_binary_operator,
15500 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
15501 mult_operator, div_operator, arith_or_logical_operator,
15502 memory_displacement_operand, cmpsi_operand, long_memory_operand,
15503 aligned_operand): Move to predicates.md as define_predicates.
15504 (tls_symbolic_operand_1): Remove.
15505 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
15506 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
15507 (legitimize_address): Merge tls_symbolic_operand contents.
15508 (ix86_expand_move): Likewise.
15509 * config/i386/i386-protos.h: Update for exports.
15510 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
15511 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
15512 * config/i386/i386.md: Include predicates.md.
15513 * config/i386/predicates.md: New file.
15514
15515 2004-08-13 Mark Mitchell <mark@codesourcery.com>
15516
15517 PR c++/16924
15518 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
15519 SYMBOL_REF_DECL.
15520 (i386_pe_mark_dllimport): Likewise.
15521 (i386_pe_encode_section_info): Likewise, when overriding
15522 dllimport attribute.
15523
15524 2004-08-12 Geoffrey Keating <geoffk@apple.com>
15525
15526 * configure.ac: When testing for flex, nm, ar, and bison, check
15527 that they will actually be built.
15528 * configure: Regenerate.
15529
15530 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
15531
15532 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
15533 (MOVE_MAX_PIECES): Define.
15534
15535 2004-08-12 Devang patel <dpatel@apple.com>
15536
15537 * dbxout.c (dbxout_begin_prologue): New function.
15538 (dbx_debug_hooks): Use new begin prologue hook.
15539 (dbxout_function_end): Emit N_ENSYM.
15540 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
15541
15542 2004-08-12 Janis Johnson <janis187@us.ibm.com>
15543
15544 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
15545 argument is float*.
15546
15547 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
15548 for vec_dss.
15549
15550 * doc/extend.texi (AltiVec builtins): Fix description for recent
15551 changes. Update operation list to match current support.
15552
15553 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
15554
15555 * config/s390/s390.c (struct s390_frame_layout): New struct as element
15556 of struct machine_function.
15557 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
15558 changed all uses.
15559 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
15560 changed all uses.
15561 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
15562 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
15563 (s390_frame_area, s390_register_info): New functions.
15564 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
15565 for base register.
15566 (s390_return_addr_rtx, s390_return_address_offset)
15567 (s390_va_start, s390_gimplify_va_arg)
15568 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
15569 layouts.
15570 (s390_frame_info): Functionality partly moved to s390_register_info.
15571 Made adaptions for new stack layout.
15572 (save_gprs, restore_gprs): Changed meaning of second parameter and
15573 adapted all callers.
15574
15575 * config/s390/s390.h (s390_backchain_string): New global variable.
15576 (MASK_BACKCHAIN): Removed definition.
15577 (TARGET_BACKCHAIN): Changed check.
15578 (TARGET_KERNEL_BACKCHAIN): New macro.
15579 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
15580 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
15581 "kernel-backchain".
15582 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
15583
15584 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
15585 as condition. Adjusted for new stack layout.
15586
15587 * doc/invoke.texi: Added documentation for new option
15588 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
15589 "-mno-backchain".
15590
15591 2004-08-12 Paul Brook <paul@codesourcery.com>
15592
15593 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
15594 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
15595
15596 2004-08-12 David Daney <ddaney@avtrex.com>
15597
15598 * java/gcj.texi: Add subsection on signal usage.
15599
15600 2004-08-12 David Edelsohn <edelsohn@gnu.org>
15601
15602 * expr.c (move_by_pieces): Set alignment for move to minimum of
15603 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
15604 alignment, but not less than the original alignment.
15605 (move_by_pieces_ninsns): Same.
15606 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
15607 (store_by_pieces_1): Same.
15608
15609 2004-08-12 Diego Novillo <dnovillo@redhat.com>
15610
15611 PR tree-optimization/16867
15612 * tree.c (is_global_var): New function.
15613 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
15614 Call is_global_var.
15615 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
15616 Update all users.
15617 (is_global_var): Declare.
15618 * tree-dfa.c (dump_variable): Display global and addressable
15619 attributes.
15620 (add_referenced_var): Clarify documentation when marking
15621 variables call-clobbered.
15622 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
15623 instead of needs_to_live_in_memory.
15624 (mark_call_clobbered): If the variable is a tag, mark it
15625 DECL_EXTERNAL.
15626 * tree-gimple.c (is_gimple_reg): Don't check for
15627 TREE_ADDRESSABLE.
15628 (is_gimple_non_addressable): Likewise.
15629 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
15630 needs to be marked call-clobbered.
15631 (setup_pointers_and_addressables): Call is_global_var instead
15632 of needs_to_live_in_memory.
15633 * tree-ssa-dce.c (need_to_preserve_store): Remove.
15634 Update all users with is_global_var.
15635 (mark_stmt_if_obviously_necessary): Fix processing of aliased
15636 stores. Don't check the virtual definitions. Rather, check
15637 whether the store is going into global memory.
15638 (find_obviously_necessary_stmts): Get the symbol from the PHI
15639 result.
15640 * tree-ssa-operands.c (get_call_expr_operands): Do not add
15641 clobbering may-defs if the call does not have side effects.
15642
15643 2004-08-12 Jakub Jelinek <jakub@redhat.com>
15644
15645 PR c++/16276
15646 * output.h (default_function_rodata_section,
15647 default_no_function_rodata_section): New prototypes.
15648 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
15649 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
15650 (TARGET_ASM_OUT): Add it.
15651 * varasm.c (default_function_rodata_section,
15652 default_no_function_rodata_section): New functions.
15653 * final.c (final_scan_insn): Call
15654 targetm.asm_out.function_rodata_section instead of
15655 readonly_data_section.
15656 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
15657 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15658 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15659 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15660 Likewise.
15661 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15662 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15663 Likewise.
15664 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15665 Likewise.
15666 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15667 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15668 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
15669
15670 2004-08-12 Paul Brook <paul@codesourcery.com>
15671
15672 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
15673 frame info.
15674 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
15675 DWARF2_UNWIND_INFO.
15676
15677 2004-08-12 Ben Elliston <bje@au.ibm.com>
15678
15679 PR target/16286
15680 * config/rs6000/altivec.h: Change vector to __vector throughout.
15681 (Except for the `vector' macro itself).
15682
15683 2004-08-12 Zack Weinberg <zack@codesourcery.com>
15684
15685 * genpreds.c: Add capability to generate predicate bodies as
15686 well as function prototypes. Write function prototypes for
15687 the generic predicates too.
15688 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
15689 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
15690 (write_match_code, write_predicate_expr, write_one_predicate_function)
15691 (parse_option): New functions.
15692 (output_predicate_decls): Delete.
15693 (main): Read the machine description, process DEFINE_PREDICATE or
15694 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
15695 as appropriate.
15696
15697 * genrecog.c (struct decision_test): Replace index with
15698 struct pred_data pointer.
15699 (next_index): Remove, unused.
15700 (pred_table, preds, special_mode_pred_table): Delete.
15701 (compute_predicate_codes, process_define_predicate): New functions.
15702 (validate_pattern, add_to_sequence, write_switch): Update for
15703 new data structures.
15704 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
15705 Check both error_count and have_error.
15706
15707 * gensupport.c (in_fname, first_predicate): New globals.
15708 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
15709 (predicate_table, last_predicate, old_pred_table)
15710 (old_special_pred_table): New statics.
15711 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
15712 (add_predicate, init_predicate_table): New functions.
15713 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
15714 (init_md_reader_args_cb): Use the global in_fname. No need to zero
15715 it or max_include_len. Call init_predicate_table.
15716 (read_rtx): Run the predicate queue after the attribute queue
15717 but before all the others.
15718 * gensupport.h (in_fname, struct pred_data, first_predicate)
15719 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
15720 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
15721 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
15722 * dummy-conditions.c: Don't include bconfig.h, system.h,
15723 coretypes.h, tm.h, or system.h. Do include stddef.h.
15724 Duplicate declaration of struct c_test from gensupport.h.
15725
15726 * Makefile.in (OBJS-common): Add insn-preds.o.
15727 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
15728 (insn-preds.c, insn-preds.o): New rules.
15729 (s-preds): Also generate insn-preds.c.
15730 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
15731 Update dependencies.
15732 (print-rtl.o, print-rtl1.o): Correct dependencies.
15733
15734 * recog.h: Delete prototypes of predicate functions.
15735
15736 * doc/md.texi (Predicates): New section with complete
15737 documentation of operand/operator predicates. Remove some
15738 incomplete documentation of predicates from other places.
15739 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
15740 PREDICATE_CODES; indicate that both are deprecated in favor
15741 of define_predicate/define_special_predicate.
15742
15743 * config/ia64/ia64.c: All predicate function definitions moved
15744 to ia64.md, except
15745 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
15746 (ia64_expand_load_address, ia64_expand_move):
15747 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
15748
15749 * config/ia64/ia64.md: All predicates now defined here.
15750 (symbolic_operand): Is now a special predicate.
15751
15752 * config/ia64/ia64.h: Declare ia64_section_threshold.
15753 (PREDICATE_CODES): Delete.
15754
15755 2004-08-12 Richard Henderson <rth@redhat.com>
15756
15757 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
15758 * c-semantics.c (add_stmt): Set it.
15759 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
15760 before instantiating a variable sized type.
15761
15762 2004-08-12 Richard Henderson <rth@redhat.com>
15763
15764 * stor-layout.c (round_up, round_down): Move ...
15765 * fold-const.c (round_up, round_down): ... here. Use
15766 multiple_of_p to avoid any arithmetic at all.
15767
15768 2004-08-12 Richard Henderson <rth@redhat.com>
15769
15770 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
15771 (gimplify_init_ctor_preeval_1): New.
15772 (gimplify_init_ctor_preeval): New.
15773 (gimplify_init_ctor_eval): New.
15774 (gimplify_init_constructor): Use them. Always gimplify the LHS
15775 object first.
15776
15777 2004-08-12 Ziemowit Laski <zlaski@apple.com>
15778
15779 (This patch is part of merge of objc-improvements-branch
15780 into mainline.)
15781
15782 * doc/frontends.texi: Mention Objective-C++ in addition to
15783 Objective-C.
15784 * doc/install.texi: Add 'obj-c++' to list of configurable
15785 languages.
15786 * doc/invoke.texi: Rename Objective-C option headings to
15787 indicate they also apply to Objective-C++. List file
15788 extensions for Objective-C++ sources. Mention that
15789 ObjC and ObjC++ compilations may also use C and C++ options,
15790 respectively. Point users to doc/standards.texi for
15791 further info on ObjC and ObjC++.
15792 * doc/sourcebuild.texi: Mention the objcp/ directory and
15793 the Objective-C++ sources it contains.
15794 * doc/standards.texi: Update link to Apple ObjC site;
15795 add link to gcc readings.html WWW doc.
15796
15797 2004-08-12 Alan Modra <amodra@bigpond.net.au>
15798
15799 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
15800 and 2004-07-14 changes.
15801
15802 2004-08-12 Paul Brook <paul@codesourcery.com>
15803
15804 * doc/invoke.texi: Fix typo.
15805
15806 2004-08-11 Devang Patel <dpatel@apple.com>
15807
15808 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
15809 and -no_dead_strip_inits_and_terms.
15810 (LINK_SPEC): Same.
15811 * doc/invoke.texi (Darwin Options): Document -dead_strip and
15812 -no_dead_strip_inits_and_terms.
15813
15814 2004-08-11 Paul Brook <paul@codesourcery.com>
15815
15816 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
15817 (arm_load_pic_register): ... to this.
15818 * config/arm/arm.c (arm_finalize_pic): Rename ...
15819 (arm_load_pic_register): ... to this. Always output insns at the
15820 current location. Load via low reg in thumb mode.
15821 (arm_expand_prologue): Call arm_load_pic_register.
15822 (thumb_expand_prologue): Ditto.
15823 * config/arm/arm.h (FINALIZE_PIC): Remove.
15824 * config/arm/arm.md (builtin_setjmp_receiver): Call
15825 arm_load_pic_register.
15826
15827 2004-08-11 Paul Brook <paul@codesourcery.com>
15828
15829 * arm.c (thumb_force_lr_save): Add prototype.
15830 (thumb_compute_save_reg_mask): New function.
15831 (thumb_find_work_register): New function.
15832 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
15833 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
15834 Don't clobber r3 when removing pretend args.
15835 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
15836 (thumb_output_function_prologue): Use new functions.
15837 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
15838 * arm.h (THUMB_REG_PUSHED_P): Remove.
15839
15840 2004-08-11 James E Wilson <wilson@specifixinc.com>
15841
15842 PR rtl-optimization/16490
15843 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
15844 global_live_at_end for new basic block if already set for other blocks.
15845
15846 2004-08-11 David Edelsohn <edelsohn@gnu.org>
15847
15848 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
15849
15850 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
15851 (mfcr rlwinm rlwinm patterns): Set length to 12.
15852
15853 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
15854
15855 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
15856 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
15857 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
15858 (start_ssa_stmt_operands): Delete.
15859 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
15860 struct stmt_operands_d.
15861 (build_ssa_operands): New extern entry point.
15862 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
15863 building code, replace with create_ssa_artficial_load_stmt().
15864 * tree-ssa-operands.c (struct voperands_d): Delete.
15865 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
15866 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
15867 (free_uses, free_defs, free_vuses, free_v_may_defs,
15868 free_v_must_defs): Remove dealloc parameter.
15869 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
15870 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
15871 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
15872 vector comparisons, ssa_name reuse, and allocations here.
15873 (verify_start_operands): Delete.
15874 (finalize_ssa_stmt_operands): Set new operands by calling finalize
15875 routines.
15876 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
15877 (append_def, append_usei): Simplify to simple accumulation.
15878 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
15879 duplicates and simple accumulation.
15880 (free_ssa_operands): Free vectors in a stmt_operand structure.
15881 (build_ssa_operands): New. Create a new stmt_operand structure from
15882 a stmt and an old set of stmt_operands.
15883 (get_stmt_operands): Simplify and call build_ssa_operands.
15884 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
15885 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
15886 add_call_read_ops): Don't pass prev_vops around anymore.
15887 (note_addressable): Return if no stmt annotation.
15888 (copy_virtual_operands): Access v_may_def operands through a struct.
15889 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
15890 hash tables without treating the stmt as a real stmt.
15891 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
15892 v_may_def def and use through a struct instead of 2 array elements.
15893 (struct v_may_def_optype_d): Use v_may_def_operand_type.
15894 (struct stmt_operands_d): New. Struct for storing all operand vectors.
15895
15896 2004-08-11 Nick Clifton <nickc@redhat.com>
15897
15898 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
15899 this funciton's behaviour. Return true when the current function
15900 has a section attribute and -mlong-calls is in effect.
15901 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
15902 short-call marker when -mlong-calls is in effect and the function
15903 has a section attribute.
15904
15905 2004-08-10 Zack Weinberg <zack@codesourcery.com>
15906
15907 * stmt.c (expand_return): If asked to return the RESULT_DECL,
15908 just call expand_value_return on result_rtl.
15909
15910 2004-08-10 Richard Henderson <rth@redhat.com>
15911
15912 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
15913 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
15914 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
15915 (add_location_or_const_value_attribute): ... not here. Use
15916 loc_descriptor_from_tree if possible.
15917 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
15918 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
15919 values specially.
15920 (loc_descriptor_from_tree): New. Update callers.
15921 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
15922 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
15923 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
15924 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
15925 and BUILT_IN_STACK_RESTORE.
15926 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
15927 * stmt.c (expand_stack_alloc): Remove.
15928 * tree-mudflap.c (mx_register_decls): Don't look for
15929 BUILT_IN_STACK_ALLOC.
15930 * tree-nested.c (convert_local_reference): Likewise.
15931 * tree.h (DECL_VALUE_EXPR): New.
15932
15933 2004-08-10 Richard Henderson <rth@redhat.com>
15934
15935 * stor-layout.c (round_up): Check for 0/1 before dividing.
15936 (round_down): Likewise.
15937
15938 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
15939
15940 2004-08-09 Mark Mitchell <mark@codesourcery.com>
15941
15942 * config.gcc (arm*-*-eabi*): New target.
15943 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
15944 (TARGET_LIB_INT_CMP_BIASED): Likewise.
15945 * expmed.c (expand_divmod): Try a two-valued divmod function as a
15946 last resort.
15947 * gthr.h: Remove bogus tokens at end of #pragma.
15948 * optabs.c (expand_twoval_binop_libfunc): New function.
15949 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
15950 (prepare_float_lib_cmp): Try reversing the condition.
15951 (debug_optab_libfuncs): New function.
15952 * optabs.h (expand_twoval_binop_libfunc): Declare.
15953 * config/arm/arm.c (arm_init_libfuncs): New function.
15954 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
15955 (TARGET_INIT_LIBFUNCS): Define it.
15956 * config/arm/arm.h (TARGET_BPABI): New macro.
15957 * config/arm/arm-protos.h
15958 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
15959 * config/arm/bpabi.S: New file.
15960 * config/arm/bpabi.c: Likewise.
15961 * config/arm/bpabi.h: Likewise.
15962 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
15963 (__aeabi_drsub): Likewise.
15964 (__aeabi_dsub): Likewise.
15965 (__aeabi_dadd): Likewise.
15966 (__aeabi_ui2d): Likewise.
15967 (__aeabi_i2d): Likewise.
15968 (__aeabi_f2d): Likewise.
15969 (__aeabi_dmul): Likewise.
15970 (__aeabi_ddiv): Likewise.
15971 (__aeabi_cdrcmple): Likewise.
15972 (__aeabi_cdcmpeq): Likewise.
15973 (__aeabi_cdcmple): Likewise.
15974 (__aeabi_dcmpeq): Likewise.
15975 (__aeabi_dcmplt): Likewise.
15976 (__aeabi_dcmple): Likewise.
15977 (__aeabi_dcmpge): Likewise.
15978 (__aeabi_dcmpgt): Likewise.
15979 (__aeabi_dcmpun): Likewise.
15980 (__aeabi_d2iz): Likewise.
15981 (__aeabi_d2uiz): Likewise.
15982 (__aeabi_d2f): Likewise.
15983 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
15984 (__aeabi_frsub): Likewise.
15985 (__aeabi_fsub): Likewise.
15986 (__aeabi_fadd): Likewise.
15987 (__aeabi_ui2f): Likewise.
15988 (__aeabi_i2f): Likewise.
15989 (__aeabi_fmul): Likewise.
15990 (__aeabi_fdiv): Likewise.
15991 (__aeabi_cfrcmple): Likewise.
15992 (__aeabi_cfcmpeq): Likewise.
15993 (__aeabi_cfcmple): Likewise.
15994 (__aeabi_fcmpeq): Likewise.
15995 (__aeabi_fcmplt): Likewise.
15996 (__aeabi_fcmple): Likewise.
15997 (__aeabi_fcmpge): Likewise.
15998 (__aeabi_fcmpgt): Likewise.
15999 (__aeabi_fcmpun): Likewise.
16000 (__aeabi_f2iz): Likewise.
16001 (__aeabi_f2uiz): Likewise.
16002 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
16003 (__aeabi_uidivmod): New function or alias.
16004 (__aeabi_idivmod): Likewise.
16005 (__aeabi_idiv0): Likewise.
16006 (__aeabi_ldiv0): Likewise.
16007 (__aeabi_llsr): Likewise.
16008 (__aeabi_lasr): Likewise.
16009 (__aeabi_llsl): Likewise.
16010 (bpabi.S): Include it.
16011 * config/arm/libgcc-bpabi.ver: New file.
16012 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
16013 (LINK_SPEC): Remove.
16014 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
16015 __aeabi_ulcmp.
16016 * config/arm/t-bpabi: New file.
16017 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
16018 (TARGET_LIB_INT_CMP_BIASED): Likewise.
16019
16020 2004-08-10 David Edelsohn <edelsohn@gnu.org>
16021
16022 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
16023 * config/rs6000/rs6000.md (clrmemsi): New pattern.
16024 * config/rs6000/rs6000.c (expand_block_clear): New function.
16025 (expand_block_move): Convert alignment to bits. Use SImode and
16026 HImode for unaligned addresses if not STRICT_ALIGNMENT.
16027
16028 2004-08-10 Caroline Tice <ctice@apple.com>
16029
16030 * varasm.c (unlikely_section_label): New global variable.
16031 (unlikely_text_section_name): New global variable.
16032 (text_section): Remove alignment statement.
16033 (unlikely_text_section): Remove alignment statement; use
16034 unlikely_section_label rather than hard-coded string.
16035 (assemble_start_function): Initialize unlikely_section_label and
16036 unlikely_text_section_name; make sure cold section is properly
16037 aligned at start of function; output unlikely_section_label if
16038 appropriate.
16039
16040 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
16041
16042 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
16043 * config/s390/s390.c (s390_canonicalize_comparison): New function.
16044 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
16045 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
16046 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
16047 ("*tmqi_mem"): Remove SUBREG from pattern.
16048 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
16049 ("*andsi3_cconly"): Likewise.
16050
16051 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
16052
16053 PR target/16909
16054 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
16055
16056 2004-08-10 Janis Johnson <janis187@us.ibm.com>
16057
16058 * doc/sourcebuild.texi (compat testing): Document available test
16059 framework commands. Use the preferred spelling of DejaGnu.
16060
16061 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
16062
16063 * lambda.h: Add matrix type, and prototypes for remainder of
16064 matrix and vector functions.
16065 (lambda_vector_mult_const): New function.
16066 (lambda_vector_negate): Ditto.
16067 (lambda_vector_add): Ditto.
16068 (lambda_vector_add_mc): Ditto.
16069 (lambda_vector_copy): Ditto.
16070 (lambda_vector_zerop): Ditto.
16071 (lambda_vector_equal): Ditto.
16072 (lambda_vector_min_nz): Ditto.
16073 (lambda_vector_first_nz): Ditto.
16074 (lambda_vector_matrix_mult): Ditto.
16075 * lambda-mat.c: New file.
16076 * Makefile.in (lambda-mat.o): New.
16077
16078 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
16079
16080 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
16081 after linking stmt into the program.
16082 (bsi_remove): Don't call modify_stmt.
16083 * tree-complex.c (update_complex_assignment,
16084 expand_complex_comparison): Call modify_stmt after changing the stmt.
16085 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
16086 removing the stmt.
16087 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
16088 the stmt, and only if needed.
16089 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
16090 expression.
16091 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
16092 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
16093 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
16094 (eliminate_redundant_computations): Don't pass an annotation. Call
16095 modify_stmt rather than setting the annotation directly.
16096 (record_equivalences_from_stmt): Remove unused local 'j'.
16097 (cprop_operand): Take a stmt rather than an annotation as a parameter.
16098 Call modify_stmt.
16099 (cprop_into_stmt): Pass stmt rather than annotation.
16100 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
16101 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
16102 modify_stmt.
16103 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
16104
16105 2004-08-10 Jason Merrill <jason@redhat.com>
16106
16107 PR middle-end/16948
16108 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
16109 the RESULT_DECL.
16110
16111 2004-08-10 Geoffrey Keating <geoffk@apple.com>
16112
16113 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
16114 hash function.
16115
16116 2004-08-10 Roger Sayle <roger@eyesopen.com>
16117
16118 * config/mips/mips.md: New reciprocal square root patterns that
16119 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
16120
16121 2004-08-10 Paul Brook <paul@codesourcery.com>
16122
16123 * config/arm/arm-protos.h (arm_set_return_address,
16124 thumb_set_return_address): Add prototypes.
16125 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
16126 * config/arm/arm.c (arm_compute_func_type,
16127 use_return_insn, arm_compute_save_reg0_reg12_mask,
16128 arm_compute_save_reg_mask, arm_output_function_prologue,
16129 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
16130 current_function_calls_eh_return.
16131 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
16132 old eh code.
16133 (arm_set_return_address, thumb_set_return_address): New functions.
16134 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
16135 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
16136 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
16137 (epilogue): Use the stackadj register.
16138 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
16139
16140 2004-08-10 Jakub Jelinek <jakub@redhat.com>
16141
16142 PR target/3144
16143 * expr.c (move_by_pieces_ninsns): Add max_size argument.
16144 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
16145 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
16146 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
16147 but using MOVE_RATIO.
16148 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
16149 (can_store_by_pieces): Change max_size type to unsigned int.
16150 (store_by_pieces_1): Likewise. Pass max_size to
16151 move_by_pieces_ninsns.
16152 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
16153 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
16154 to move_by_pieces_ninsns.
16155 (STORE_BY_PIECES_P): Define.
16156 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
16157 to move_by_pieces_ninsns.
16158 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
16159
16160 * config/i386/i386.h (CLEAR_RATIO): Define.
16161
16162 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16163
16164 * expr.c (expand_expr_real_1): Add back code that was not dead.
16165
16166 2004-08-09 Andrew Pinski <apinski@apple.com>
16167
16168 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
16169 which is found to be compatible before returning the aliasing set.
16170
16171 2004-08-09 Daniel Jacobowitz <dan@debian.org>
16172
16173 * ggc-zone.c (struct alloc_zone): Add statistics counters.
16174 (always_collect): New flag.
16175 (ggc_alloc_zone_1): Update statistics support. Don't include
16176 overhead in allocated counter.
16177 (sweep_pages): Update allocated counter for large pages. Don'y
16178 include overhead.
16179 (ggc_collect_1): Always collect.
16180 (ggc_collect): Honor always_collect flag. Sum all zones to decide
16181 whether to collect.
16182 (SCALE, LABEL): New macros.
16183 (ggc_print_statistics): Add statistics support.
16184
16185 2004-08-09 Roger Sayle <roger@eyesopen.com>
16186
16187 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
16188 (init_expmed): Fix potential overrun problem with "all.reg".
16189 (expand_sdiv2_pow2): Add an alternate implementation for signed
16190 division, if the target provides a suitable conditional move insn.
16191
16192 2004-08-09 Paul Brook <paul@codesourcery.com>
16193 Richard Henderson <rth@redhat.com>
16194
16195 * unwind-dw2.c (uw_install_context_1): Update target saved stack
16196 pointer.
16197
16198 2004-08-09 Geoffrey Keating <geoffk@apple.com>
16199
16200 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
16201 Check DATA limit only if there's no AS limit. Ignore insanely
16202 low DATA limits.
16203 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
16204 but take care that the AS limit isn't overrun.
16205 * doc/invoke.texi: Update documentation of min-heapsize parameter.
16206
16207 2004-08-09 Jeff Law <law@redhat.com>
16208
16209 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
16210 (tree-ssa-threadupdate.o): Add dependencies.
16211 * tree-ssa-threadupdate.c: New file.
16212 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
16213 (rewrite_vars_out_of_ssa): Remove prototype.
16214 (cleanup_tree_cfg): Returns a bool.
16215 * tree.h (thread_through_all_blocks): Prototype.
16216 * tree-outof-ssa.c (SSANORM_*): Move into here.
16217 (remove_ssa_form): Now static.
16218 (rewrite_vars_out_of_ssa): Kill.
16219 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
16220 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
16221 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
16222 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
16223 anything was changed.
16224 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
16225 from the PHI's annotation rather than the edge associated with
16226 the new argument.
16227 * tree-ssa-dom.c (redirection_edges): Kill.
16228 (redirect_edges_and_update_ssa_graph): Kill.
16229 (tree_ssa_dominator_optimize): Do not reset forwardable flag
16230 for blocks anymore. Do not initialize redirection_edges.
16231 Call thread_through_all_blocks. Simplify code for cleanup
16232 of the CFG and iterating. No longer call cleanup_tree_cfg
16233 outside the iteration loop.
16234 (thread_across_edge): No longer mess with forwardable blocks.
16235
16236 2004-08-09 Zack Weinberg <zack@codesourcery.com>
16237
16238 * explow.c (memory_address): Use memory_address_p.
16239 * recog.c (general_operand): Likewise.
16240 * regrename.c: No need to define REG_OK_STRICT.
16241
16242 2004-08-09 Steven Bosscher <stevenb@suse.de>
16243
16244 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
16245 New timers.
16246 * gcse.c: Include timevar.h.
16247 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
16248 and global_copy_prop_count.
16249 (local_const_prop_count, local_copy_prop_count): New static globals.
16250 (gcse_main): Set the right timevar for each pass.
16251 (cprop_jump): Increment global_const_prop_count when a constant is
16252 propagated. Add "GLOBAL" to dump output.
16253 (cprop_insn): Increment global_const_prop_count when a constant is
16254 propagated, or global_copy_prop_count when a copy is propagated.
16255 (do_local_cprop): Likewise for local_const_prop_count and
16256 local_copy_prop_count.
16257 (one_cprop_pass): Initialize const/cprop counters to zero.
16258 Print out results of local and global const/cprop separately.
16259 (bypass_block): Break over-length line.
16260 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
16261 for bb-reorder.o and tracer.o.
16262
16263 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16264
16265 * Makefile.in (GTFILES): Remove stmt.c
16266 (stmt.o): Do not depend on gt-stmt.h.
16267 * emit-rtl.c (emit_line_note): Do not call
16268 set_file_and_line_for_stmt.
16269 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
16270 do everything.
16271 * function.c (free_after_parsing): Do not free STMT field.
16272 (allocate_struct_function): Do not call init_stmt_for_function.
16273 (assign_stack_temp_for_type): Do not accept values of keep
16274 other than 0 or 1.
16275 (init_temp_slots): Do not initialize removed variables.
16276 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
16277 and X_VAR_TEMP_SLOT_LEVEL fields.
16278 * rtl.h (set_file_and_line_for_stmt): Remove.
16279 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
16280 struct stmt_status, cond_stack, case_stack, nesting_stack,
16281 nesting_depth, emit_locus, set_file_and_line_for_stmt,
16282 same_case_target_p, init_stmt_for_function, emit_nop,
16283 expand_start_cond, expand_start_elseif, expand_start_else,
16284 expand_elseif, expand_end_cond): Remove.
16285 (preserve_subexpressions_p): Remove references to CFUN->STMT.
16286 (expand_start_case, expand_end_case_type): Remove, merge into...
16287 (expand_case): ... this one, including other bits from
16288 expand_expr_real_1. Inline same_case_target_p. Turn members
16289 of CASE_STACK into local variables.
16290 (emit_case_bit_tests): Inline same_case_target_p.
16291 (add_case_node): Add HEAD argument, return new head of the list,
16292 do not handle default label here.
16293 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
16294 expand_start_elseif, current_nesting_level, expand_start_case,
16295 expand_end_case_type, expand_end_case, add_case_node,
16296 init_stmt_for_function, expand_elseif): Remove prototypes.
16297 (expand_case): Add prototype.
16298
16299 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16300
16301 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
16302
16303 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16304
16305 * expr.c (var_rtx): Remove.
16306 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
16307 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
16308 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
16309 Abort.
16310 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
16311 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
16312 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
16313
16314 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
16315 Ayal Zaks <zaks@il.ibm.com>
16316
16317 * common.opt (freschedule-modulo-scheduled-loops): New flag.
16318 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
16319 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
16320 when -freschedule-modulo-scheduled-loops flag is not specified.
16321 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
16322 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
16323 More accurate placing of insn in row of partial schedule.
16324 (ps_insn_find_column): New function.
16325 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
16326 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
16327 (schedule_region): Use sched_is_disabled_for_current_region_p.
16328 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
16329
16330 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
16331
16332 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
16333 change.
16334
16335 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
16336
16337 * config/i386/i386.c (ix86_expand_clrmem): Properly call
16338 gen_strset for 64bit target.
16339
16340 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
16341
16342 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
16343
16344 2004-08-07 Jason Merrill <jason@redhat.com>
16345
16346 Make return in memory explicit.
16347 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
16348 (assign_parm_find_data_types): Remove code for old front end
16349 invisible reference handling.
16350 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
16351 (expand_function_end): Likewise.
16352 * gimplify.c (gimplify_return_expr): Handle a dereferenced
16353 RESULT_DECL.
16354 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
16355 (declare_return_variable): Handle DECL_BY_REFERENCE.
16356 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
16357 (cp_genericize_r): Use convert_from_reference.
16358 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
16359 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
16360
16361 * c-common.c (c_warn_unused_result): Check TREE_USED before
16362 warning about a CALL_EXPR with an unused value.
16363
16364 2004-08-06 Mark Mitchell <mark@codesourcery.com>
16365
16366 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
16367 to the compiler. Use -fshort-wchar by default.
16368
16369 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
16370
16371 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
16372 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
16373 threshhold.
16374 * doc/invoke.texi (param): Document min-crossjump-insns.
16375
16376 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
16377
16378 PR c/13282
16379 * c.opt (Wmissing-field-initializers): New option.
16380 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
16381 * c-typeck.c (pop_init_level): Guard the missing field warning with
16382 warn_missing_field_initializers rather than extra_warnings.
16383 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
16384 some of the explanation from...
16385 (-Wextra): ...here. Say that the missing field warning can be
16386 seperately controlled by -Wmissing-field-initializers.
16387
16388 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
16389
16390 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
16391 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
16392 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
16393 * tree.def (ENTRY_VALUE_EXPR): Remove.
16394
16395 2004-08-06 Jakub Jelinek <jakub@redhat.com>
16396
16397 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
16398 the places where it is actually needed. Don't use repz; stosb
16399 for -Os with sufficiently small constant sizes.
16400 For sufficiently small repz; stos{l,q} repeat counts use a sequence
16401 of stos{l,q} instructions instead.
16402
16403 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16404
16405 PR tree-optimization/16807
16406 * loop-iv.c (dump_iv_info): Dump invariants correctly.
16407 (iv_subreg, iv_extend): Express value of invariant purely in
16408 base field.
16409
16410 2004-08-06 Mark Mitchell <mark@codesourcery.com>
16411
16412 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
16413 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
16414
16415 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
16416
16417 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
16418 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
16419 pre_dec_operand.
16420 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
16421 pattern until reload is finished to allow better code generation
16422 and split them completely into separate instrunctions.
16423 (*andsi3_split): New pattern.
16424
16425 2004-08-05 Mark Mitchell <mark@codesourcery.com>
16426
16427 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
16428 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
16429 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16430 * tree.h (handle_dll_attribute): Declare. Test
16431 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16432 * c-common.h (c_determine_visibility): Declare.
16433 * c-common.c (c_determine_visibility): New function.
16434 * c-decl.c (finish_decl): Use it.
16435 (finish_function): Likewise.
16436 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
16437 zero, by default. Use #if, not #ifdef, to test it.
16438 * config/arm/arm.c (arm_attribute_table): Use
16439 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
16440 #if.
16441 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
16442 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
16443 to 1.
16444 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
16445 * config/i386/i386.c (ix86_attribute_table): Use
16446 handle_dll_attribute for dllimport/dllexport. Test
16447 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16448 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
16449 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
16450 it to 1.
16451 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
16452 with #if.
16453 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
16454 it to 1.
16455 * doc/extend.texi (dllexport): Clarify and correct documentation.
16456 (dllimport): Likewise.
16457 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
16458 handle_dll_attribute.
16459
16460 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16461
16462 * tree-ssa-loop-manip.c: New file.
16463 * Makefile.in (tree-ssa-loop-manip.o): Add.
16464 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
16465 Declare.
16466 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
16467 form.
16468 (tree_ssa_loop_done): Verify loop closed ssa form.
16469 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
16470
16471 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16472
16473 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
16474 pa_asm_output_aligned_local): New functions.
16475 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
16476 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
16477 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
16478 pa_asm_output_aligned_common.
16479 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16480 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
16481 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
16482 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16483 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
16484 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
16485 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16486 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
16487 common data.
16488
16489 2004-08-05 Andrew Pinski <apinski@apple.com>
16490
16491 * objc/objc-act.c (build_objc_string_object): Mark the address
16492 expression as constant.
16493
16494 2004-08-05 David Edelsohn <edelsohn@gnu.org>
16495
16496 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
16497 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
16498 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
16499
16500 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
16501
16502 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
16503 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
16504 out, and associated obsolete comments.
16505
16506 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
16507
16508 * tree.h (force_fit_type): Return a tree, take three flags.
16509 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
16510 TREE_CONSTANT_OVERFLOW here.
16511 (int_const_binop, const_binop): Adjust.
16512 (size_int_type): Do sign extension here.
16513 (fold_convert_const, optimize_bit_field_compare,
16514 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
16515 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
16516 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
16517
16518 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16519
16520 PR tree-optimization/16864
16521 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
16522 for ssa names without default_def.
16523
16524 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
16525
16526 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
16527 frame pointer, restore eax with an ebp-relative address.
16528
16529 2004-08-04 Geoffrey Keating <geoffk@apple.com>
16530
16531 PR 14516
16532 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
16533 * c-common.h (make_rtl_for_local_static): Delete.
16534 * c-decl.c (shadow_tag_warned): Clean up comment.
16535 (finish_decl): Clean up spacing. Use set_user_assembler_name when
16536 appropriate. Don't pass asmspec to rest_of_decl_compilation.
16537 * c-semantics.c (make_rtl_for_local_static): Delete.
16538 * expr.c (init_block_move_fn): Use set_user_assembler_name.
16539 (init_block_clear_fn): Likewise.
16540 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
16541 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
16542 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
16543 * tree.h (make_decl_rtl): Remove second parameter.
16544 (set_user_assembler_name): New.
16545 * varasm.c (set_user_assembler_name): New.
16546 (make_decl_rtl): Remove second parameter. Update callers in many
16547 files.
16548
16549 2004-08-05 Adam Nemet <anemet@lnxw.com>
16550
16551 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
16552 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
16553 to LynxOS 4.0.
16554 * gthr-lynx.h: New file.
16555 * config/lynx-ng.h: Remove file.
16556 * config/lynx.h: Update to LynxOS 4.0.
16557 * config/t-lynx: New file.
16558 * config/i386/lynx-ng.h: Remove file.
16559 * config/i386/lynx.h: Update to LynxOS 4.0.
16560 * config/rs6000/lynxbase.h: Remove file.
16561 * config/rs6000/lynx.h: Update to LynxOS 4.0.
16562 * config/rs6000/t-lynx: New file.
16563 * doc/install.texi (Options specification): Remove reference to
16564 LynxOS from systems where --with-gnu-as makes a difference.
16565
16566 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
16567
16568 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
16569 __UINTMAX_TYPE__.
16570 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
16571 __INTMAX_MAX__.
16572 (c_cpp_builtins): Call it.
16573 * doc/cpp.texi: Update.
16574
16575 2004-08-04 David Edelsohn <edelsohn@gnu.org>
16576
16577 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
16578 cost.
16579
16580 2004-08-04 Jan Hubicka <jh@suse.cz>
16581
16582 * basic-block.h (profile_staus): New global variable.
16583 * cfg.c (profile_status): Declare.
16584 (check_bb_profile): Break out from ....; use profile_status
16585 (dump_flow_info): ... here.
16586 * cfgbuild.c (find_basic_blocks): Set profile_status.
16587 * cfgexpand.c (tree_expand_cfg): Likewise.
16588 * predict.c (estimate_probability): Likewise.
16589 * profile.c (branch_prob): Likewise.
16590 * tree-cfg.c (build_tree_cfg): Likewise.
16591 (dump_function_to_file): Use check_bb_profile.
16592 * tree-pretty-print (dump_bb_header): Likewise.
16593 * tree-profile.c (do_tree_profiling): Cleanup.
16594
16595 2004-08-04 Zack Weinberg <zack@codesourcery.com>
16596
16597 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
16598 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
16599 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
16600 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
16601 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
16602 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
16603 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
16604 (ggc-none.o, errors.o): Move rule to generators section;
16605 correct dependencies.
16606 (min-insn-modes.o): Move rule to generators section; remove
16607 unnecessary explicit command; correct dependencies.
16608 (print-rtl.o, print-rtl1.o): Correct dependencies.
16609 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
16610 (mostlyclean): Update.
16611
16612 * errors.c: Include bconfig.h not config.h. Correct comment.
16613 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
16614 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
16615 * print-rtl.c: Don't include tm_p.h.
16616
16617 * rtl.h: Move forward-decl of struct function down where it's
16618 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
16619 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
16620
16621 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16622 Jeff Law <law@redhat.com>
16623
16624 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
16625 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
16626 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
16627 manipulate the duplicated ssa names.
16628 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
16629 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
16630 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
16631 New functions.
16632 (release_ssa_name): Do not release ssa names that may have multiple
16633 definitions.
16634 * tree.h (release_ssa_name_force, mark_for_rewrite,
16635 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
16636 marked_ssa_names): Declare.
16637 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
16638 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
16639 Update call to rewrite_ssa_into_ssa.
16640
16641 2004-08-04 Mark Mitchell <mark@codesourcery.com>
16642
16643 * defaults.h (TARGET_DECLSPEC): New macro.
16644 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
16645 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
16646 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
16647 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
16648 __declspec support.
16649 (TARGET_DECLSPEC): Define.
16650 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
16651 __declspec support.
16652 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
16653 __declspec support.
16654 (TARGET_DECLSPEC): Define.
16655 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
16656 __declspec support.
16657 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
16658 support.
16659 * doc/tm.texi (TARGET_DECLSPEC): Document.
16660
16661 * doc/extend.texi: Fix typo in comment.
16662
16663 2004-08-04 Paul Brook <paul@codesourcery.com>
16664
16665 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
16666 (TARGET_CXX): Use it.
16667 * target.h (struct gcc_target): Add cdtor_returns_this.
16668 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
16669 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
16670 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
16671
16672 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
16673
16674 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
16675 low/high pair. Do range checking directly.
16676 (interpret_integer): Adjust.
16677
16678 2004-08-04 Nick Clifton <nickc@redhat.com>
16679
16680 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
16681 GCC ABI.
16682 * doc/invoke.texi: Document this new switch and also the -mrenesas
16683 switch.
16684
16685 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
16686
16687 * cfglayout.c (insn_locators_initialize): Update the current
16688 location before initializing a location.
16689
16690 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16691
16692 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
16693 (dbxout_function_end): Return after emitting the "Lscope" symbol
16694 under the same conditions that this function formerly wasn't called.
16695 Add explanatory comments.
16696
16697 PR 14860
16698 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
16699 on the new decl.
16700
16701 PR 13956
16702 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
16703 functions, broken out of dbxout_block.
16704 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
16705 stabs too, if it contains symbols. Use the begin_label and
16706 the Lscope label (emitted by dbxout_function_end) for the
16707 range of this block.
16708
16709 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
16710
16711 * doc/install.texi: Update autoconf version requirements.
16712
16713 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16714
16715 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
16716 * recog.c (general_operand, immediate_operand, nonmemory_operand)
16717 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
16718 * regclass.c (record_reg_classes): Likewise.
16719 * reload.c (find_reloads): Likewise.
16720 * reload1.c (reload): Likewise.
16721
16722 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16723
16724 * gensupport.c (init_md_reader_args_cb): Renamed from
16725 init_md_reader_args. Add third option, callback function for
16726 parsing program-specific options. Add diagnosis of incorrect
16727 number of input files.
16728 (init_md_reader): Fold into init_md_reader_args_cb.
16729 (init_md_reader_args): Now a thin wrapper around
16730 init_md_reader_args_cb.
16731 * gensupport.h: Update prototypes.
16732
16733 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
16734 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
16735 * genrecog.c: No need to diagnose lack of an input file;
16736 init_md_reader_args will handle it.
16737 * genconditions.c: Likewise, and use init_md_reader_args.
16738 * genconstants.c: Likewise, and no need to call read_md_rtx.
16739
16740 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
16741
16742 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
16743 declarations.
16744
16745 2004-08-03 Mike Stump <mrs@apple.com>
16746
16747 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
16748 for frameworks.
16749 * doc/invoke.texi (Darwin Options): Update to reflect above.
16750
16751 2004-08-03 Roger Sayle <roger@eyesopen.com>
16752
16753 PR middle-end/16790
16754 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
16755 truncations, not just global truncations.
16756
16757 2004-08-03 Andrew Pinski <apinski@apple.com>
16758
16759 PR bootstrap/16865
16760 * loop-iv.c (simplify_using_assignment): Initialize lhs.
16761
16762 2004-08-03 Paul Brook <paul@codesourcery.com>
16763
16764 * gcc/doc/install.texi: Document MPFR requirement.
16765
16766 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
16767
16768 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
16769 and mmap() explicitly instead of relying on preset autoconf cache
16770 variables.
16771 * configure: Regenerate.
16772
16773 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
16774
16775 PR target/16570
16776 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
16777 to tmake_file.
16778 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
16779 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
16780 to tmake_file.
16781
16782 * config/i386/t-gmm_malloc: New file.
16783 * config/i386/t-pmm_malloc: Likewise.
16784
16785 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
16786
16787 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
16788 Tanguy Fautrà <tfautre@pandora.be>
16789
16790 * config/i386/pmm_malloc.h: New file.
16791
16792 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
16793
16794 * config/i386/gmm_malloc.h: New file.
16795
16796 2004-08-03 Dale Johannesen <dalej@apple.com>
16797
16798 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
16799 * c-common.c: Include opts.h.
16800 (c_common_get_alias_set): Fix check for a single input file.
16801 * toplev.c: Remove current_file_decl.
16802 * tree.h: Ditto.
16803
16804 2004-08-03 Mark Mitchell <mark@codesourcery.com>
16805
16806 * config.gcc (arm*-*-symbianelf*): New target.
16807 * config/arm/symbian.h: New file.
16808
16809 * gthr-gnat.c: Add visibility #pragmas.
16810 * gthr-gnat.h : Likewise.
16811 * gthr.h: Likewise.
16812 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
16813 (__ffsDI2): Likewise.
16814 (__clzSI2): Likewise.
16815 (__ctzSI2): Likewise.
16816 (__ctzDI2): Likewise.
16817 (__popcountSI2): Likewise.
16818 (__popcountDI2): Likewise.
16819 (__paritySI2): Likewise.
16820 (__parityDI2): Likewise.
16821 * libgcc2.h: Add visibility #pragmas.
16822 (__clzDI2): Add prototype.
16823 (__clzSI2): Likewise.
16824 (__ctzSI2): Likewise.
16825 (__ffsDI2): Likewise.
16826 (__ffsSI2): Likewise.
16827 (__ctzDI2): Likewise.
16828 (__popcountSI2): Likewise.
16829 (__popcountDI2): Likewise.
16830 (__paritySI2): Likewise.
16831 (__parityDI2): Likewise.
16832 * unwind-dw2-fde.h: Add visibility #pragmas.
16833 * unwind.h: Likewise.
16834
16835 2004-08-03 David Edelsohn <edelsohn@gnu.org>
16836 Dale Johannesen <dalej@apple.com>
16837 Roger Sayle <roger@eyesopen.com>
16838
16839 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
16840 constants more accurately. Adjust costs for FMA instructions.
16841 Add cases for most logical and float operations. Recurse into
16842 most operands.
16843
16844 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
16845
16846 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
16847
16848 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
16849
16850 * ra-build.c (conflicts_between_webs): For webs that cross a call add
16851 conflicts to regs_invalidated_by_call.
16852
16853 2004-08-03 Paul Brook <paul@codesourcery.com>
16854
16855 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
16856
16857 2004-08-03 Jan Hubicka <jh@suse.cz>
16858
16859 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
16860 ARRAY_REF argument.
16861
16862 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
16863
16864 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
16865 arm968es, arm10e, arm1020e, arm1022e.
16866 * invoke.texi: Update list of ARM cores.
16867 * arm-tune.md: Regenerate.
16868
16869 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
16870
16871 * arm/gentune.sh: New file.
16872 * arm/t-arm: New file.
16873 * arm/arm-tune.md: New file (autogenerated).
16874 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
16875 * arm.md (attribute tune): Delete. Include arm-tune.md.
16876
16877 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
16878
16879 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
16880 penultimate parameter. All callers adjusted.
16881 (struct prefix_list): Remove used_flag_ptr.
16882 (find_a_file): Do not set *pl->used_flag_ptr.
16883 (warn_B, warn_std_ptr): Remove.
16884
16885 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
16886 Mostafa Hagog <mustafa@il.ibm.com>
16887
16888 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
16889
16890 2004-08-02 Geoffrey Keating <geoffk@apple.com>
16891
16892 * dwarf2out.c (output_call_frame_info): Don't change data format
16893 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
16894 label. Use 'true' not '1'.
16895 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
16896 required.
16897
16898 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16899
16900 * gdbinit.in: Reflect previous changes to rtunion_def.
16901
16902 2004-08-02 Roger Sayle <roger@eyesopen.com>
16903
16904 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
16905 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
16906
16907 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16908
16909 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
16910 vec_p_reserve.
16911 * langhooks.h (lang_hooks::builtin_function): Rename parameter
16912 from "class" to "bt_class".
16913
16914 2004-08-02 Paul Brook <paul@codesourcery.com>
16915
16916 PR rtl-optimization/15068
16917 * flow.c (init_propagate_block_info): Check condition is reversible.
16918
16919 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16920
16921 * gengtype.h (options::info): Change type to const char *.
16922 (enum gc_used_enum): Move out of struct type scope.
16923 * gengtype.c (create_option): Convert initializer for option::info to
16924 appropiate type.
16925 (adjust_field_type, walk_type, write_func_for_structure,
16926 write_root, write_roots): Remove pointless cast.
16927
16928 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
16929
16930 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
16931
16932 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16933
16934 * rtl.h (union rtunion_def): Have all members start with the
16935 prefix "rt_".
16936 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
16937 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
16938 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
16939 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
16940 access.
16941 * gengtype.c (adjust_field_rtx_def): Likewise.
16942 * rtlanal.c (loc_mentioned_in_p): Likewise.
16943
16944 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
16945
16946 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
16947 Replace uses of mips/elf64.h with mips/elf.h
16948 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
16949 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
16950 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
16951 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
16952 (HANDLE_SYSV_PRAGMA): Delete.
16953 (ASM_OUTPUT_DEF): Fix formatting.
16954 * config/mips/elf64.h: Delete.
16955
16956 2004-08-01 Zack Weinberg <zack@codesourcery.com>
16957
16958 * config/ia64/ia64.c (got_symbolic_operand): Do require a
16959 symbol+offset operand to have its offset be zero mod 0x3fff
16960 when GOT entries are in use. Clarify logic in SYMBOL_REF
16961 case. Clarify comments.
16962 (ia64_expand_load_address): Split a symbol+offset load when
16963 the offset is nonzero mod 0x3fff, not 0x1fff.
16964
16965 2004-08-01 Geoffrey Keating <geoffk@apple.com>
16966
16967 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
16968 if trying to *store* to a non-offsettable address.
16969 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
16970 a nonoffsettable address.
16971 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
16972 Clean up.
16973 (movti_string): Don't move GPRs to a nonoffsettable address.
16974 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
16975
16976 2004-08-02 Ben Elliston <bje@au.ibm.com>
16977
16978 PR target/16155
16979 * config/rs6000/altivec.h: Replace typeof with __typeof__.
16980
16981 2004-08-01 Richard Henderson <rth@redhat.com>
16982
16983 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
16984 variable sized types.
16985
16986 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
16987
16988 * doc/invoke.texi: In the MIPS options section, remove the passage
16989 saying that -mexplicit-relocs is usually disabled for -mabicalls
16990 -fno-unit-at-a-time.
16991 * config/mips/mips.c (override_options): Remove the code that enforced
16992 this rule.
16993
16994 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
16995
16996 * config/mips/mips.md (cprestore): Provide two alternatives, one for
16997 an in-range offset and one for an out-of-range offset. Wrap the latter
16998 in .set macro/.set nomacro if it's inside a .set nomacro block.
16999
17000 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
17001
17002 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
17003 (mips_restore_gp): Declare.
17004 * config/mips/mips.c (mips_add_offset): Add a scratch register
17005 argument. Reimplement in rtl only, reusing MIPS16 logic from
17006 mips_output_mi_thunk.
17007 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
17008 to mips_add_offset.
17009 (mips_gp_save_slot): Delete.
17010 (mips_restore_gp): New function.
17011 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
17012 * config/mips/mips.md (exception_receiver): Turn into a
17013 define_insn_and_split. Use mips_restore_gp to do the split.
17014 (call_internal, call_value_internal, call_value_multiple_internal): Use
17015 mips_restore_gp to restore $gp.
17016
17017 2004-07-31 Andrew Pinski <apinski@apple.com>
17018
17019 PR other/16842
17020 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
17021
17022 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
17023
17024 * c-decl.c (diagnose_mismatched_decls): Give error for external
17025 redeclaration of identifier declared with no linkage, not just
17026 warning with -Wtraditional. Do not check DECL_CONTEXT to give
17027 error for redeclaration with no linkage.
17028
17029 2004-07-30 Geoffrey Keating <geoffk@apple.com>
17030 Fariborz Jahanian <fjahanian@apple.com>
17031
17032 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
17033 non-offsettable addresses even for DImode.
17034 (rs6000_split_multireg_move): Cope with non-offsettable addresses
17035 being moved into multiple GPRs.
17036
17037 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
17038 to 64.
17039 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
17040 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
17041 to 128.
17042 * config/rs6000/darwin-ldouble.c (isless): New macro.
17043 (inf): New macro.
17044 (nonfinite): New macro.
17045 (FPKINF): Delete.
17046 (_xlqadd): Completely rewrite.
17047 (_xlqmul): Correct overflow handling.
17048 (_xlqdiv): Correct overflow handling.
17049 * config/rs6000/darwin-ldouble-format: New file.
17050
17051 2004-07-30 Roger Sayle <roger@eyesopen.com>
17052 Richard Henderson <rth@redhat.com>
17053
17054 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
17055 9 into the equivalent lea instruction.
17056
17057 2004-07-30 Richard Henderson <rth@redhat.com>
17058
17059 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
17060 with DECL_INITIAL if fb_lvalue.
17061 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
17062 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
17063 with <Cxxx>.
17064 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
17065
17066 2004-07-30 Diego Novillo <dnovillo@redhat.com>
17067
17068 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
17069 pointer escapes through a function call, assume that the
17070 callee will dereference it.
17071 (add_pointed_to_var): Assume that VALUE is always an
17072 ADDR_EXPR.
17073 (collect_points_to_info_r): Only call add_pointed_to_var if
17074 the value is an ADDR_EXPR.
17075
17076 2004-07-30 Diego Novillo <dnovillo@redhat.com>
17077
17078 * tree-ssa-alias.c (create_alias_map_for): Do not get the
17079 alias set of the inner type of ARRAY_TYPEs.
17080
17081 2004-07-29 Diego Novillo <dnovillo@redhat.com>
17082
17083 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
17084 setting a non-register to UNDEFINED right before the call to
17085 set_lattice_value.
17086
17087 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
17088
17089 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
17090
17091 2004-07-29 Diego Novillo <dnovillo@redhat.com>
17092
17093 * tree-ssa.c (verify_flow_sensitive_alias_info): When
17094 comparing points-to sets of different pointers, make sure the
17095 second pointer is actually referenced in the code.
17096
17097 2004-07-29 Zack Weinberg <zack@codesourcery.com>
17098
17099 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
17100 (got_symbolic_operand): Remove unreachable code.
17101 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
17102 setjmp_operand; add entry for tls_symbolic_operand.
17103 * config/ia64/ia64-protos.h: Remove all prototypes of
17104 predicate functions.
17105
17106 2004-07-29 Mark Mitchell <mark@codesourcery.com>
17107
17108 * c-common.h (lang_post_pch_load): New variable.
17109 * c-pch.c (lang_post_pch_load): Define it.
17110 (c_common_read_pch): Use it.
17111 * cgraphunit.c (record_call_1): Give the front end a chance to
17112 record additional needed entities when a variable is marked as
17113 needed.
17114 * tlink.c (recompile_files): Robustify.
17115 (scan_linker_output): If a symbol is assigned to a file,
17116 but after recompilation is not present there, issue an error
17117 message.
17118
17119 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17120
17121 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
17122 Take orig_loop argument and pass it to set_level.
17123 (schedule_sm): Pass the correct orig_loop to force_move_till.
17124
17125 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17126
17127 * cfgloop.c (update_latch_info): Update dominator of the new block.
17128 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
17129 info.
17130 * dominance.c (verify_dominators): Check that the dominance tree is
17131 connected.
17132 (recount_dominator): Ignore unreachable blocks.
17133 (iterate_fix_dominators): Cleanup old dominance information before
17134 recomputing it.
17135
17136 2004-07-29 Diego Novillo <dnovillo@redhat.com>
17137
17138 * tree-ssa-operands.c (get_expr_operands): Revert changes
17139 to ADDR_EXPR processing introduced by:
17140 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17141 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
17142
17143 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
17144
17145 * doc/implement-c.texi: Add C90 subclause references. Point to
17146 preprocessor documentation instead of duplicating it. Add points
17147 only present in C90. Fill in documentation for all points.
17148
17149 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17150
17151 * pa.c (output_movb): Correct typo.
17152
17153 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
17154
17155 * ra.h (single_reg_in_regclass): Declare.
17156 * ra.c (single_reg_in_regclass): Define.
17157 (first_hard_reg): New.
17158 (init_ra): Initialize single_reg_in_regclass.
17159 * ra-colorize.c (ok_class): New.
17160 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
17161
17162 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
17163
17164 * gcov-io.h: Allow zero tag as EOF indicator.
17165 (gcov_is_eof): Remove.
17166 (gcov_truncate): Remove.
17167 * gcov-io.c (gcov_seek): Always SEEK_SET.
17168 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
17169 EOF tag.
17170 * coverage.c (read_counts_file): Don't use gcov_is_eof.
17171 * gcov-dump.c (dump_file): Likewise.
17172 * gcov.c (read_graph_file, read_count_file): Likewise.
17173
17174 * c-decl.c (complete_array_type): Don't gratuitously copy
17175 maxindex. Check it always has a type.
17176
17177 2004-07-29 Steven Bosscher <stevenb@suse.de>
17178
17179 * rtl.c (currently_expanding_to_rtl): New.
17180 * rtl.h (currently_expanding_to_rtl): Export it.
17181 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
17182
17183 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
17184 inliner hack.
17185 * config/sh/sh.c: Replace rtx_equal_function_value_matters
17186 with currently_expanding_to_rtl.
17187 * config/sh/sh.md: Likewise.
17188 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
17189
17190 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
17191
17192 Introduce sh2a support.
17193 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
17194 * config.gcc: Build multilibs for sh2a and sh2a-single by
17195 default.
17196 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
17197 default. Split their tests out of the corresponding SH4
17198 multilibs.
17199 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
17200 multilibs for SH2a.
17201 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
17202 * config.gcc: Handle sh2a multilibs and cpu selection.
17203 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
17204 * config/sh/t-mlib-sh2a: New.
17205 * config/sh/t-mlib-sh2a-nofpu: New.
17206 * config/sh/t-mlib-sh2a-single: New.
17207 * config/sh/t-mlib-sh2a-single-only: New.
17208 2004-07-09 Nick Clifton <nickc@redhat.com>
17209 Issue 43400
17210 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
17211 -ml and -m2a are used together.
17212 2004-03-23 DJ Delorie <dj@redhat.com>
17213 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
17214 when we have a double-sized FPU.
17215 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
17216 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
17217 is set.
17218 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
17219 -msh2a-single and -msh2a-single-only
17220 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
17221 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
17222 is set.
17223 2004-02-20 DJ Delorie <dj@delorie.com>
17224 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
17225 2004-02-20 Fred Fish <fnf@redhat.com>,
17226 Corinna Vinschen <vinschen@redhat.com>
17227 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
17228 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
17229 2004-02-18 DJ Delorie <dj@redhat.com>
17230 * config/sh/sh.c (broken_move): Add support for movi20.
17231 * config/sh/sh.h: Likewise.
17232 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
17233 * config/sh/sh.md (udivsi3_sh2a): New.
17234 (udivsi3): Call it.
17235 (divsi3_sh2a): New.
17236 (divsi3): Call it.
17237 (mul_r): New.
17238 (ashlsi3_sh2a): New.
17239 (ashrsi3_sh2a): New.
17240 (lshrsi3_sh2a): New.
17241 (movsi_i): Disable for sh2a.
17242 (movsi_ie): Add movi20.
17243 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
17244 sh2a, for -m2a-nofpu mode.
17245 2004-02-13 DJ Delorie <dj@redhat.com>
17246 * config/sh/lib1funcs.asm: Handle double vs single better.
17247 * config/sh/sh.h: Likewise.
17248 2004-02-09 DJ Delorie <dj@redhat.com>
17249 * config/sh/crt1.asm: Add support for sh2a.
17250 * config/sh/elf.h: Likewise.
17251 * config/sh/lib1funcs.asm: Likewise.
17252 * config/sh/sh.c: Likewise.
17253 * config/sh/sh.md: Likewise.
17254 * config/sh/sh.h: Likewise.
17255 * config/sh/t-sh: Likewise.
17256
17257 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
17258
17259 * config/frv/frv.md (movqi_internal, movhi_internal,
17260 movsi_internal): Add backup alternatives for memory inputs.
17261
17262 2004-07-28 Matt Austern <austern@apple.com>
17263
17264 * config/darwin.c (darwin_one_byte_bool): New global variable.
17265 * config/darwin.h (darwin_one_byte_bool): Declare.
17266 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
17267 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
17268 value of darwin_one_byte_bool.
17269 * doc/invoke.texi: Document -mone-byte-bool flag.
17270
17271 2004-07-28 Eric Christopher <echristo@redhat.com>
17272
17273 * c-common.c (c_common_unsafe_for_reeval): Delete.
17274 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
17275 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
17276 * calls.c (fix_unsafe_tree): Delete.
17277 (expand_call): Delete code which used above.
17278 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
17279 * expr.c (expand_expr_real_1): Ditto.
17280 * fold-const.c (non_lvalue): Ditto.
17281 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
17282 (lhd_unsafe_for_reeval): Ditto.
17283 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
17284 * langhooks.h (unsafe_for_reeval): Ditto.
17285 (unsave_expr_now): Adjust comment.
17286 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
17287 (estimate_num_insns_1): Ditto.
17288 * tree-pretty-print.c (dump_generic_node): Ditto.
17289 * tree.c (expr_align): Ditto.
17290 (unsave_expr): Delete.
17291 (unsafe_for_reeval): Ditto.
17292 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
17293 * tree.def (UNSAVE_EXPR): Delete.
17294 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
17295
17296 2004-07-28 Zack Weinberg <zack@codesourcery.com>
17297
17298 * tree.h (enum tls_model): Move ...
17299 * coretypes.h: ... here.
17300
17301 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
17302
17303 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
17304
17305 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
17306
17307 * cse.c (validate_canon_reg): New function, split out from...
17308 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
17309
17310 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17311
17312 * tree-ssa-alias.c (maybe_create_global_var): Don't just
17313 return if .GLOBAL_VAR has been created.
17314
17315 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17316
17317 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
17318 every variable that may have aliases, not just tags.
17319
17320 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
17321
17322 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
17323 move_from_CR_eq_bit.
17324 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
17325
17326
17327 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
17328 e500_flip_eq_bit.
17329
17330 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
17331 output_e500_flip_eq_bit.
17332
17333 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
17334 output_e500_flip_eq_bit.
17335 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
17336 output_e500_flip_eq_bit.
17337 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
17338 (print_operand): case D. Get to EQ bit.
17339
17340 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
17341
17342 * gcov.c (function_summary): Add missing \n.
17343
17344 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
17345
17346 Introduce sh4a support.
17347 * config.gcc: Handle sh4a multilibs and cpu selection.
17348 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
17349 * config/sh/t-mlib-sh4a: New.
17350 * config/sh/t-mlib-sh4al: New.
17351 * config/sh/t-mlib-sh4a-nofpu: New.
17352 * config/sh/t-mlib-sh4a-single: New.
17353 * config/sh/t-mlib-sh4a-single-only: New.
17354 2004-02-20 DJ Delorie <dj@redhat.com>
17355 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
17356 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
17357 2003-08-22 Eric Christopher <echristo@redhat.com>
17358 * config/sh/sh4a.md: Update for chip errata.
17359 2003-08-07 Eric Christopher <echristo@redhat.com>
17360 * config/sh/sh4a.md: New file. sh4a processor description.
17361 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
17362 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
17363 of -m4a-nofpu.
17364 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
17365 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
17366 * doc/invoke.texi (SH Options): Document -m4al.
17367 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
17368 * config/sh/sh.c (expand_block_move): Remove commented-out code
17369 checked in by mistake.
17370 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
17371 single elements from SFmode vectors.
17372 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
17373 register.
17374 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
17375 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
17376 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
17377 sh_fsca_int2sf): Remove variable declarations.
17378 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
17379 sh_fsca_int2sf): New functions.
17380 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
17381 sh_fsca_int2sf_rtx): New static variables.
17382 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
17383 sh_fsca_int2sf): Declare.
17384 * config/sh/sh.md: Adjust.
17385 * doc/invoke.texi (SH Options): Document new options.
17386 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
17387 compatibility from SH4 code.
17388 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
17389 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
17390 early.
17391 (memory_movsrc_operand): Renamed to...
17392 (unaligned_load_operand): ... this. Simplified.
17393 * config/sh/sh.h (PREDICATE_CODES): Adjust.
17394 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
17395 input operand to SImode, and adjust the others. Introduce
17396 post-increment by peephole.
17397 * config/sh/sh.c (expand_block_move): Give the target address the
17398 same mode as the temp reg.
17399 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
17400 copying.
17401 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
17402 Introduce support for SH4a.
17403 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
17404 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
17405 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
17406 sh_fsca_int2sf): New.
17407 (sh_init_builtins): Initialize them.
17408 (print_operand): Support `d'.
17409 (expand_block_move): Use movua if src is misaligned.
17410 (memory_movsrc_operand): New.
17411 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
17412 and one of the SH4 macros.
17413 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
17414 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
17415 SELECT_SH4A_SINGLE): New.
17416 (TARGET_NONE): Add SH4A_BIT.
17417 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
17418 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
17419 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
17420 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
17421 (enum processor_type): Added PROCESSOR_SH4A.
17422 (PREDICATE_CODES): Add memory_movsrc_operand.
17423 * config/sh/sh.md: Removed unused variables.
17424 (attr cpu): Add sh4a.
17425 (attr type): Add movua, fsrra and fsca.
17426 (prefetch): New, for SH4.
17427 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
17428 (toggle_sz): Set type to fp.
17429 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
17430 (movua, extv, extzv): New.
17431 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
17432 and 4a-single-only.
17433
17434 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17435
17436 * tree-optimize.c (init_tree_optimization_passes): Schedule
17437 pass_may_alias right after the program is renamed into SSA.
17438 * tree-pass.h (PROP_alias): Define.
17439 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
17440 * tree-sra.c (pass_sra): Likewise.
17441 * tree-ssa-ccp.c (pass_ccp): Likewise.
17442 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
17443 * tree-ssa-dce.c (pass_dce): Likewise.
17444 * tree-ssa-dom.c (pass_dominator): Likewise.
17445 * tree-ssa-dse.c (pass_dse): Likewise.
17446 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17447 * tree-ssa-loop-ch.c (pass_ch): Likewise.
17448 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17449 * tree-ssa-pre.c (pass_pre): Likewise.
17450 * tree-tailcall.c (pass_tail_recursion): Likewise.
17451 * tree-ssa.c (pass_redundant_phi): Likewise.
17452 * tree-ssa-alias.c (aliases_computed_p): Remove.
17453 Update all users.
17454 (init_alias_info): Do not mark all type tags for renaming
17455 unconditionally.
17456 Clear may_aliases from every symbol.
17457 (setup_pointers_and_addressables): If a pointer has not been
17458 dereferenced and it had a type tag, clear it and mark the old
17459 tag for renaming.
17460
17461 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17462
17463 PR tree-optimization/16705
17464 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
17465 .GLOBAL_VAR.
17466
17467 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17468
17469 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
17470 check.
17471
17472 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
17473 don't make another one.
17474
17475 PR optimization/15077
17476 * function.h (struct function): Add field saved_static_chain_decl.
17477 Fix comment for static_chain_decl.
17478 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
17479 * tree-inline.h (save_body): Add new arg.
17480 * tree-optimize.c (tree_rest_of_compilation): Handle saving
17481 static_chain_decl.
17482
17483 2004-07-27 Richard Henderson <rth@redhat.com>
17484
17485 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
17486 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
17487 is_gimple_addressable.
17488 * tree-gimple.c (is_gimple_addressable): Rename from
17489 is_gimple_addr_expr_arg; accept INDIRECT_REF.
17490 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
17491 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
17492 rename to is_gimple_addressable.
17493
17494 2004-07-28 Alan Modra <amodra@bigpond.net.au>
17495
17496 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
17497
17498 2004-07-27 Richard Henderson <rth@redhat.com>
17499
17500 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
17501 before rounding.
17502
17503 2004-07-27 Zack Weinberg <zack@codesourcery.com>
17504
17505 * libgcc2.c: Change all conditionals testing
17506 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
17507 * libgcc2.h: Likewise.
17508 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
17509 TYPE_PRECISION of float80_type to 80.
17510 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
17511 of fpreg_type and float80_type to 80.
17512 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
17513 * config/m68k/netbsd-elf.h:
17514 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
17515 to evaluate to 80 whenever they would formerly have evaluated to 96.
17516 * config/i386/sco5.h: Remove unnecessary redefinition of
17517 LONG_DOUBLE_TYPE_SIZE.
17518 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
17519 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
17520 XFmode, with a bitsize of 80. Update commentary.
17521 * config/ia64/ia64-modes.def: Likewise.
17522 * config/m68k/m68k-modes.def: Likewise.
17523
17524 2004-07-27 Steven Bosscher <stevenb@suse.de>
17525
17526 * cfgexpand.c (tree_expand_cfg): Fix comment.
17527
17528 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
17529 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
17530 Remove.
17531 (prepare_function_start): Don't set rtx_equal_function_value_matters.
17532 * integrate.c (copy_rtx_and_substitute): Don't test for it.
17533 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
17534 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
17535 here again. Update leading comment.
17536 * rtl.c (rtx_equal_function_value_matters): Remove.
17537 (rtx_equal_p): Don't test for it.
17538 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
17539 Likewise.
17540
17541 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
17542 * rtl.c (note_insn_name): Likewise.
17543 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
17544 * final.c (final_scan_insn): Likewise.
17545
17546 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
17547 * passes.c (rest_of_handle_eh): Do it here.
17548
17549 * stmt.c (struct nesting): Remove struct nesting block member.
17550 (struct stmt_status): Remove x_block_start_count field.
17551 (current_block_start_count): Remove.
17552
17553 2004-07-27 Brian Booth <bbooth@redhat.com>
17554
17555 * tree-optimize.c (register_one_dump_file): Update condition that uses
17556 static_pass_number.
17557 (dup_pass_1): Replace with...
17558 (next_pass_1): This.
17559 (NEXT_PASS): Call next_pass_1.
17560 (DUP_PASS): Remove.
17561 (init_tree_optimization_passes): Remove uses of DUP_PASS.
17562 (execute_one_pass): Update condition that uses
17563 static_pass_number.
17564 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
17565 integer.
17566
17567 2004-07-27 Nick Clifton <nickc@redhat.com>
17568
17569 * config/m32r/m32r.c: Include integrate.h in order to get the
17570 prototype for get_hard_reg_initial_val().
17571
17572 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
17573 and tidy up indentation.
17574 (final_presence_set): Use absence_set instead, so that if there is
17575 nothing in the "o" pipe the "s" pipe can be scheduled.
17576
17577 2004-07-27 Diego Novillo <dnovillo@redhat.com>
17578
17579 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
17580 don't have PT_VARS nor PT_MALLOC set.
17581 Clear name tag from pointers that have not been dereferenced.
17582 (set_pt_anything, set_pt_malloc): Forward declare.
17583 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
17584 not type compatibility when determining if a pointer can be
17585 copy propagated.
17586
17587 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
17588
17589 * expr.h (canonicalize_condition, get_condition): Add an int argument.
17590 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
17591 it to check whether the condition is still valid at the jump insn.
17592 * ifcvt.c (noce_get_condition): Likewise.
17593 (noce_get_alt_condition): Update call to canonicalize_condition.
17594 * loop-iv.c (simplify_using_initial_values): Update call to
17595 get_condition. Remove FIXME.
17596 (check_simple_exit): Update call to get_condition.
17597 * loop-unswitch.c (may_unswitch_on): Likewise.
17598 * loop.c (check_dbra_loop): Likewise.
17599 (canonicalize_condition, get_condition): Add an argument to say whether
17600 the condition must still be valid at INSN.
17601 (get_condition_for_loop): Update call to get_condition. Require that
17602 the condition be valid at INSN.
17603 * predict.c (estimate_probability): Update call to get_condition.
17604 Remove unused earliest parameter.
17605 (expected_value_to_br_prob): Update call to canonicalize_condition.
17606
17607 2004-07-26 Eric Christopher <echristo@redhat.com>
17608
17609 * tree-dfa.c (add_referenced_var): Register initializers of global
17610 variables.
17611
17612 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
17613
17614 * config/i386/i386.c (function_arg): Always treat 8-
17615 and 16-byte wide vectors the same, even if MMX/SSE
17616 are disabled.
17617 (contains_128bit_aligned_vector_p): Add comment.
17618
17619 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
17620
17621 * ra.h (enum node_type): Rename to:
17622 (enum ra_node_type).
17623 * ra-colorize.c: Likewise.
17624
17625 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
17626
17627 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
17628 after simplifying the jump.
17629
17630 2004-06-26 Richard Henderson <rth@redhat.com>
17631
17632 * calls.c (combine_pending_stack_adjustment_and_call): Make
17633 preferred_unit_stack_boundary argument unsigned. Make
17634 unadjusted_alignment unsigned.
17635 (expand_call): Make preferred_stack_boundary and
17636 preferred_unit_stack_boundary variables unsigned.
17637 * function.c (assign_stack_local_1): Make alignment unsigned.
17638 * function.h (struct function): Make stack_alignment_needed,
17639 preferred_stack_boundary unsigned.
17640 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
17641 (ix86_compute_frame_layout): Make stack_alignment_needed,
17642 preferred_alignment variables unsigned.
17643 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
17644
17645 2004-07-26 Tom Tromey <tromey@redhat.com>
17646
17647 * tree.h: Fix typo in comment.
17648
17649 2004-07-26 Daniel Jacobowitz <dan@debian.org>
17650
17651 PR bootstrap/12804
17652 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
17653 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
17654 (ggc_free): Remove incorrect freeing.
17655 (sweep_pages): Advance PP for large pages. Fix indentation.
17656
17657 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
17658
17659 PR rtl-optimization/16643
17660 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
17661 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
17662 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
17663 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
17664 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
17665 * function.c (thread_prologue_and_epilogue_insns): Likewise.
17666 * rtl.h (tracer): Add a flags parameter.
17667 * tracer.c (tracer): Pass it to cfg_layout_initialise.
17668 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
17669 (rest_of_handle_reorder_blocks): Update calls to tracer and
17670 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
17671 (rest_of_handle_tracer): Pass 0 to tracer.
17672 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
17673
17674 2004-07-25 David Edelsohn <edelsohn@gnu.org>
17675
17676 PR target/16239
17677 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
17678 f->f.
17679
17680 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
17681
17682 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
17683 (BINFO_BASE_ACCESS): Adjust.
17684 (BINFO_BASE_ACCESS_APPEND): New.
17685 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
17686 * dbxout.c (dbxout_type): Adjust binfo access accessing.
17687 * dwarf2out.c (gen_member_die): Likewise.
17688 * tree-dump.c (deque_and_dump): Likewise.
17689
17690 2004-07-26 Falk Hueffner <falk@debian.org>
17691
17692 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
17693 costs.
17694
17695 2004-07-25 Roger Sayle <roger@eyesopen.com>
17696
17697 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
17698 value off of the stack if TARGET_USE_FFREEP.
17699
17700 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17701
17702 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
17703 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
17704 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
17705 check on invocation of XRESIZEVEC ().
17706
17707 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17708
17709 * c-common.c (disable_builtin_function): Rename variable n to
17710 new_disabled_builtin.
17711 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
17712 Rename local variable old to old_decl.
17713 * gensupport.c (shift_output_template): Rename parameter old to src.
17714 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
17715 old_rtx and newx to new_rtx.
17716
17717 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17718
17719 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
17720 of c-pragma.h.
17721 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
17722 enum cpp_ttype.
17723 * c-lex.c: Likewise.
17724
17725 2004-07-25 Roger Sayle <roger@eyesopen.com>
17726
17727 * fold-const.c (constant_boolean_node): Make extern.
17728 (make_range): Wrap long lines.
17729 (fold_cond_expr_with_comparison): Remove unnecessary call to
17730 pedantic_non_lvalue. Add missing calls to fold_convert.
17731 (fold_truthop): Add missing calls to fold_convert.
17732 (fold): Likewise.
17733 * tree.h (constant_boolean_node): Add prototype here.
17734 * builtins.c (expand_builtin_strncmp): Add missing calls to
17735 fold_convert.
17736 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
17737 Call fold_convert and constant_boolean_node to correct types.
17738 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
17739 missing call to fold_convert to correct types.
17740
17741 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
17742 Brian Ryner <bryner@brianryner.com>
17743
17744 PR c++/9283
17745 PR c++/15000
17746 * c-common.c (c_common_attribute_table): Allow
17747 handle_visibility_attribute to be called for types.
17748 (handle_visibility_attribute) When given a type, set the visibility
17749 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
17750 so that we can check later whether the attribute was present. Added
17751 warning if attribute applied to non class type.
17752 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
17753 decls and checking that they are consistent.
17754 * common.opt: Added -fvisibility.
17755 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
17756 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
17757 * flags.h, tree.h: Added assorted support defines for overall patch
17758 * opts.c: Added parsing support for -fvisibility.
17759 * tree.c (build_decl): Set visibility for all decls to be whatever
17760 is in force at that time.
17761 * varasm.c (default_binds_local_p_1): Reworked logic determining
17762 when to make a symbol locally bound.
17763 * doc/invoke.texi: Added documentation for -fvisibility and
17764 -fvisibility-inlines-hidden.
17765
17766 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17767
17768 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
17769 * c-common.c: Add missing casts from void * to other types.
17770 * c-decl.c: Likewise.
17771 * c-format.c: Likewise.
17772 * c-lex.c: Likewise.
17773 * c-pragma.c: Likewise.
17774 * c-typeck.c: Likewise.
17775 * defaults.h: Likewise.
17776 * genconstants.c: Likewise.
17777 * gengtype-lex.l: Likewise.
17778 * genmodes.c: Likewise.
17779 * read-rtl.c: Likewise.
17780 * rtl.c: Likewise.
17781
17782 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17783
17784 * bitmap.c: Use type-safe memory allocation macros from libiberty.
17785 * c-common.c: Likewise.
17786 * c-decl.c: Likewise.
17787 * c-lang.c: Likewise.
17788 * c-lex.c: Likewise.
17789 * c-opts.c: Likewise.
17790 * c-parse.in: Likewise.
17791 * c-typeck.c: Likewise.
17792 * genconditions.c: Likewise.
17793 * gengtype-lex.l: Likewise.
17794 * gengtype-yacc.y: Likewise.
17795 * gengtype.c: Likewise.
17796 * genmodes.c: Likewise.
17797 * gensupport.c: Likewise.
17798 * read-rtl.c: Likewise.
17799 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
17800 htab_find_slot().
17801
17802 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17803
17804 * c-decl.c (groktypename, groktypename_in_param_context): Rename
17805 variable typename to type_name.
17806 * c-lex.c (interpret_float): Likewise.
17807
17808 2004-07-25 Roger Sayle <roger@eyesopen.com>
17809
17810 * convert.c (convert_to_real, convert_to_integer,
17811 convert_to_complex): Replace calls to build with calls to buildN.
17812 * coverage.c (tree_coverage_counter_ref): Likewise.
17813 * dojump.c (do_jump): Likewise.
17814 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
17815 * emit-rtl.c (component_ref_for_mem_expr,
17816 set_mem_attributes_minus_bitpos): Likewise.
17817 * explow.c (update_nonlocal_goto_save_area): Likewise.
17818 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
17819 expand_mult_add): Likewise.
17820 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
17821 store_constructor, get_inner_reference, expand_expr_real_1,
17822 try_casesi, try_tablejump): Likewise.
17823 * function.c (expand_function_start): Likewise.
17824 * stmt.c (emit_case_bit_tests, expand_end_case_type,
17825 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
17826 * stor-layout.c (place_union_field, layout_type): Likewise.
17827 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
17828 * varasm.c (copy_constant): Likewise.
17829
17830 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17831
17832 * c-common.c: Rename all identifiers named `new'.
17833 * c-decl.c: Likewise.
17834 * gensupport.c: Likewise.
17835 * simplify-rtx.c: Likewise.
17836 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
17837 with XNEW().
17838 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
17839 with XNEWVEC().
17840
17841 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
17842
17843 PR c/15360
17844 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
17845 declarations until after calling pushdecl.
17846 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
17847 "extern" and not on whether the declaration is initialized.
17848
17849 2004-07-25 Daniel Jacobowitz <dan@debian.org>
17850
17851 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
17852 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
17853 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
17854 "cpplib.h", "c-pragma.h", "c-common.h".
17855 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
17856 (solaris_register_pragmas): New functions.
17857 * config/sol2-protos.h: New file.
17858 * config/sol2.c: New file.
17859 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
17860 (REGISTER_TARGET_PRAGMAS): New macros.
17861 (solaris_pending_aligns, solaris_pending_inits)
17862 (solaris_pending_finis): New variables.
17863 * config/t-sol2 (sol2-c.o): Update dependencies.
17864 (sol2.o): New rule.
17865 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
17866 SUBTARGET_INSERT_ATTRIBUTES.
17867 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
17868 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
17869 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
17870 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
17871 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
17872 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
17873 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
17874 * config/sparc/sparc.c (sparc_attribute_table): New.
17875 (TARGET_INSERT_ATTRIBUTES): Define in terms of
17876 SUBTARGET_INSERT_ATTRIBUTES.
17877 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
17878 is defined.
17879 * doc/extend.texi (Solaris Pragmas): New section.
17880
17881 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17882
17883 * c-common.c: Rename all identifiers named `class' to `cl'.
17884 * c-common.h: Likewise.
17885 * c-parse.in: Likewise.
17886 * c-typeck.c: Likewise.
17887 * genmodes.c: Likewise.
17888 * real.c: Likewise.
17889 * real.h: Likewise.
17890 * recog.c: Likewise.
17891 * recog.h: Likewise.
17892 * regrename.c: Likewise.
17893 * tree.h: Likewise.
17894 * c-common.c (builtin_function_2): Change type of 5th parameter from
17895 int to enum built_in_function. Change type of 8th parameter from int
17896 to bool.
17897 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
17898 with GGC_CNEW().
17899 * c-typeck.c (convert_arguments): Change type of formal_prec from
17900 int to unsigned int.
17901 * genmodes.c (blank_mode): Make a few negative constants unsigned.
17902 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
17903 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
17904 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
17905 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
17906 iterator to for_all_modes () instead of an enum because enums can't
17907 be incremented in C++.
17908
17909
17910 2004-07-25 Daniel Jacobowitz <dan@debian.org>
17911
17912 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
17913 hard registers.
17914
17915 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17916
17917 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
17918 Handle ARRAY_RANGE_REF like ARRAY_REF.
17919
17920 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
17921
17922 * c-typeck.c (digest_init): Don't allow arrays of signed or
17923 unsigned variants of wchar_t to be initialized by wide string
17924 constants. Do allow arrays of enumerated types compatible with
17925 wchar_t to be initialized by wide string constants. Refine tests
17926 distinguishing wide and narrow strings and arrays. Give specific
17927 error for arrays of other integer types initialized by string
17928 constants.
17929 (output_init_element, process_init_element): Check for
17930 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
17931 initializing with string constants.
17932
17933 2004-07-25 Richard Henderson <rth@redhat.com>
17934
17935 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
17936 on the RESULT_DECL.
17937 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
17938 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
17939 DECL_IGNORED_P to new decl.
17940
17941 2004-07-24 Zack Weinberg <zack@codesourcery.com>
17942
17943 * config/ia64/ia64.c (general_xfmode_operand)
17944 (destination_xfmode_operand): Delete.
17945 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
17946 * config/ia64/ia64.md (*movxf_internal): Use general_operand
17947 and destination_operand.
17948
17949 2004-07-24 Alexander Kabaev <kan@freebsd.org>
17950
17951 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
17952 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
17953
17954 2004-07-24 Alexander Kabaev <kan@freebsd.org>
17955 Zack Weinberg <zack@codesourcery.com
17956
17957 PR 16684
17958 * c-decl.c (diagnose_mismatched_decls): Don't issue a
17959 redundant-declaration warning the first time a builtin is
17960 declared explicitly.
17961
17962 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17963
17964 * tree.h (staticp): Change return type to bool.
17965
17966 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17967
17968 * c-common.c (c_staticp): Last episode of the staticp saga.
17969
17970 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17971
17972 * c-common.h (c_staticp): Change return type from int to bool.
17973 * tree.c (staticp): Likewise.
17974 * langhooks.h (staticp): Likewise.
17975
17976 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17977
17978 * langhooks-def.h (lhd_staticp): Change return type from int to
17979 bool in prototype to match definition.
17980
17981 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17982
17983 * system.h (bool, true, false): Don't redefine as preprocessor macros
17984 in C++.
17985
17986 2004-07-24 Roger Sayle <roger@eyesopen.com>
17987
17988 * expmed.c (init_expmed): A signed modulus by a power of two is
17989 considered cheap if its less than or equal to four instructions.
17990
17991 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17992
17993 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
17994 GGC_CNEWVAR): New macros.
17995
17996 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17997
17998 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
17999 lists.
18000 * c-decl.c: Likewise.
18001 * c-format.c: Likewise.
18002 * c-lex.c: Likewise.
18003 * c-opts.c: Likewise.
18004 * c-pragma.c: Likewise.
18005 * c-typeck.c: Likewise.
18006 * gencheck.c: Likewise.
18007 * genconditions.c: Likewise.
18008 * genconfig.c: Likewise.
18009 * genflags.c: Likewise.
18010 * gengtype.c: Likewise.
18011 * gensupport.c: Likewise.
18012 * ggc-none.c: Likewise.
18013 * langhooks.c: Likewise.
18014 * statistics.h: Likewise.
18015 * stub-objc.c: Likewise.
18016 * java/decl.c: Likewise.
18017
18018 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
18019
18020 * config/m68k/m68k.c (output_scc_di): Fix coding style.
18021 (symbolic_operand): Fix prototype.
18022 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
18023 * config/m68k/m68k.md: Add constants for registers a0 and sp and
18024 use them, change from the "{...}" syntax to the simpler {...}
18025 syntax.
18026 (*cfv4_extendqisi2): Fix destination predicate.
18027 * config/m68k/m68k-protos.h: Remove various declarations also
18028 generated via PREDICATE_CODES.
18029
18030 2004-07-23 Mike Stump <mrs@apple.com>
18031
18032 * c-typeck.c (convert_for_assignment): Tightened up pointer
18033 converstions that differ in signedness.
18034
18035 2004-07-23 Zack Weinberg <zack@codesourcery.com>
18036
18037 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
18038
18039 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18040
18041 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
18042 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
18043
18044 * gimplify.c (gimplify_compound_lval): Check for no handled
18045 operations, rather than checking for explicit list of nodes.
18046 (is_gimple_addr_expr_arg_or_indirect): New function.
18047 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
18048 redundant setting of TREE_INVARIANT.
18049 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
18050 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
18051
18052 2004-07-23 Diego Novillo <dnovillo@redhat.com>
18053
18054 PR tree-optimization/16688
18055 PR tree-optimization/16689
18056 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
18057 unnecessary initialization of 'tag'.
18058 (get_tmt_for): Check that the new type tag has the same alias
18059 set as the pointed-to type.
18060 (group_aliases): Only regular variables need to be removed
18061 from the alias set of a name tag.
18062 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
18063 propagation if the two types are not compatible.
18064 (merge_alias_info): Rename from replace_ssa_names_ann.
18065 Add more checking.
18066 (replace_exp_1): If both arguments are SSA_NAMEs, check that
18067 the propagation can be done.
18068 Only call merge_alias_info on pointers.
18069 (propagate_value): Likewise.
18070 * tree-ssa-copyrename.c: Include langhooks.h.
18071 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
18072 to do the merging.
18073 Do not coalesce variables with incompatible types.
18074 (rename_ssa_copies): Call replace_ssa_name_symbol.
18075 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
18076 the same type as the underlying _DECL.
18077 * tree-ssanames.c (replace_ssa_name_symbol): New function.
18078 * tree.h (replace_ssa_name_symbol): Declare.
18079
18080 2004-07-23 Richard Henderson <rth@redhat.com>
18081
18082 PR c++/16277
18083 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
18084 unshare it properly.
18085 (gimplify_modify_expr_rhs): Push assignment from a conditional into
18086 the conditional for all non-register types.
18087
18088 2004-07-23 Richard Henderson <rth@redhat.com>
18089
18090 * expr.c (expand_expr_real_1): Don't handle non-local variables.
18091 * expr.h (fix_lexical_addr): Remove.
18092 * function.c (NEED_SEPARATE_AP): Remove.
18093 (fix_lexical_addr): Remove.
18094 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
18095 not null decl_function_context.
18096 (create_alias_vars): Likewise.
18097 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
18098 (simple_goto_p): Likewise.
18099 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
18100 * tree-ssa-ccp.c (get_default_value): Likewise.
18101 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18102 * tree.c (needs_to_live_in_memory): Likewise.
18103 * tree-flow-inline.h (may_be_aliased): Move...
18104 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
18105 when TREE_STATIC variables may be addressable.
18106
18107 2004-07-24 Jakub Jelinek <jakub@redhat.com>
18108
18109 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
18110
18111 2004-07-23 Zack Weinberg <zack@codesourcery.com>
18112
18113 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
18114 bitmap contents if GENERATOR_FILE is defined.
18115 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
18116 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
18117
18118 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
18119
18120 * c-decl.c (start_function): Form composite type of function types
18121 rather than copying type from previous prototype declaration.
18122
18123 2004-07-23 Janis Johnson <janis187@us.ibm.com>
18124
18125 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
18126 the const qualifier for the second argument in the C++ functions.
18127
18128 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
18129 specific pointer types.
18130
18131 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
18132 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
18133 for vector bool and/or vector pixel, add C++ and C missing support.
18134 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
18135 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
18136 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
18137 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
18138 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
18139 missing C++ and C support for vector bool and/or vector pixel.
18140 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
18141 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
18142 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
18143 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
18144 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
18145 C++ and C types used for vector bool and/or vector pixel.
18146 (vec_st, vec_stl): Add C++ support for vector pixel.
18147 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
18148 (vec_all_ne): Add C++ support for vector pixel.
18149
18150 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
18151 (vec_vmulesb): Add missing C++ function.
18152 (vec_perm): Fix type of third argument in C++ function.
18153 (vec_vsum4shs): Fix C++ function name.
18154 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
18155 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
18156 argument passed to the error handler in C macro.
18157 (vec_nmsub): Remove extra parens around argument names in C macro.
18158 (vec_packpx): Add missing parens in C macro.
18159
18160 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
18161
18162 * machmode.def: Remove vector modes.
18163 * config/alpha/alpha-modes.def: Add supported vector modes.
18164 * config/arm/arm-modes.def: Likewise.
18165 * config/frv/frv-modes.def: Likewise.
18166 * config/i386/i386-modes.def: Likewise.
18167 * config/rs6000/rs6000-modes.def: Likewise.
18168 * config/sh/sh-modes.def: Likewise.
18169
18170 2004-07-23 Matthias Klose <doko@debian.org>
18171
18172 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
18173 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
18174 * config.h: Regenerate.
18175 * configure: Likewise.
18176
18177 2004-07-22 Mark Mitchell <mark@codesourcery.com>
18178
18179 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
18180 generated SYMBOL_REFs for labels.
18181 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
18182 Change prototype.
18183 (machopic_stub_name): Remove.
18184 (machopic_indirection_name): New function.
18185 (machopic_mcount_stub_name): Likewise.
18186 (machopic_classify_name): Remove.
18187 (machopic_function_base_sym): New function.
18188 (machpoic_classify_symbol): Likewise.
18189 (machopic_classify_ident): Remove.
18190 (machopic_define_ident): Likewise.
18191 (machopic_define_name): Likewise.
18192 (machopic_name_defined_p): Likewise.
18193 (machopic_ident_defined_p): Likewise.
18194 (darwin_strip_name_encoding): Likewise.
18195 (machopic_define_symbol): New function.
18196 * config/darwin.c (hashtab.h): Include.
18197 (machopic_defined_list): Remove.
18198 (machopic_classify_ident): Likewise.
18199 (machopic_classify_name): Likewise.
18200 (machopic_ident_defined_p): Likewise.
18201 (machopic_define_ident): Likewise.
18202 (machopic_define_name): Likewise.
18203 (machopic_symbol_defined_p): New function.
18204 (machopic_classify_symbol): Likewise.
18205 (machopic_data_defined_p): Use machopic_classify_symbol.
18206 (machopic_define_symbol): New function.
18207 (machopic_function_base_sym): New function.
18208 (machopic_non_lazy_pointers): Remove.
18209 (machopic_non_lazy_ptr_name): Likewise.
18210 (machopic_stubs): Likewise.
18211 (machopic_stub_name): Likewise.
18212 (NON_LAZY_POINTER_SUFFIX): New macro.
18213 (STUB_SUFFIX): Likewise.
18214 (machopic_indirection): New structure.
18215 (machopic_indirections): New variable.
18216 (machopic_indirection_hash): New function.
18217 (machopic_indirection_eq): Likewise.
18218 (machopic_indirection_name): Likewise.
18219 (machopic_mcount_stub_name): New function.
18220 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
18221 hash table.
18222 (machopic_indirect_data_reference): Rework to use new functions.
18223 (machopic_indirect_call_target): Likewise.
18224 (machopic_legitimize_pic_address): Likewise.
18225 (machopic_output_indirection): New function.
18226 (machopic_finish): Use it.
18227 (machopic_operand_p): Rework to use new functions.
18228 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
18229 (darwin_strip_name_encoding): Remove.
18230 (update_non_lazy_ptrs): Remove.
18231 (update_stubs): Likewise.
18232 (darwin_non_lazy_pcrel): Use new functions.
18233 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
18234 (ASM_OUTPUT_LABELREF): Likewise.
18235 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
18236 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
18237 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
18238 (TARGET_STRIP_NAME_ENCODING): Do not use
18239 darwin_strip_name_encoding.
18240 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
18241 darwin_strip_name_encoding.
18242 * config/i386/darwin.h (FUNCTION_PROFILER): Use
18243 machopic_mcount_stub_name.
18244 * config/i386/i386.c (x86_output_mi_thunk): Use
18245 machopic_indirection_name, not machopic_stub_name.
18246 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
18247 machopic_function_base_sym.
18248 (print_operand): Use machopic_classify_symbol.
18249 (rs6000_emit_prologue): Use machopic_function_base_sym.
18250 (output_profile_hook): Do not use machopic_stub_name.
18251 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
18252
18253 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18254
18255 PR c/7284
18256 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
18257 as multiplication.
18258
18259 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18260
18261 * doc/implement-c.texi: New file.
18262 * doc/extend.texi (C Implementation): Move to there.
18263 * doc/gcc.texi: Include implement-c.texi.
18264 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
18265
18266 2004-07-22 Jason Merrill <jason@redhat.com>
18267
18268 * integrate.c (copy_decl_for_inlining): Remove invisible reference
18269 handling.
18270 * tree-inline.c (setup_one_parameter): Likewise.
18271
18272 2004-07-22 Brian Booth <bbooth@redhat.com>
18273
18274 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
18275 (substitute_and_fold): Propigate into VUSE operands when possible.
18276 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
18277 (cp_lattice_meet): Handle merging of latticevalues when
18278 UNKNOWN_VAL is present.
18279 (visit_stmt): Visit assignments with V_MUST_DEFs.
18280 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
18281 (ccp_fold): Deal with RHS' that are constant and virtual.
18282 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
18283 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
18284 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
18285 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
18286 computing immediate uses.
18287 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
18288 transition.
18289 (replace_vuse_in): New function.
18290 (likely_value): Add check of vuse operands.
18291 (get_default_value): Set the default value of virtually defined
18292 variables to UKNOWN_VAL instead of VARYING.
18293
18294 2004-07-22 Richard Henderson <rth@redhat.com>
18295
18296 * expr.c (emit_push_insn): Don't use set_mem_attributes.
18297
18298 2004-07-22 Richard Henderson <rth@redhat.com>
18299
18300 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
18301 variables due to conditional compilation.
18302
18303 2004-07-22 Diego Novillo <dnovillo@redhat.com>
18304
18305 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
18306 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
18307 Release SSA names that have been re-renamed.
18308 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
18309 variable.
18310 * tree-ssa-alias.c (init_alias_info): If aliases have been
18311 computed before, clear existing alias information.
18312 (create_name_tags): Do no fixup PT_ANYTHING pointers.
18313 If the new name tag for a pointer is different than the one it
18314 had before, mark the old tag for renaming.
18315 (replace_may_alias): New function.
18316 (group_aliases): Call it.
18317 (setup_pointers_and_addressables): Always call get_tmt_for.
18318 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
18319 once.
18320 (set_pt_anything): New local function.
18321 (set_pt_malloc): New local function.
18322 (merge_pointed_to_info): Don't merge pointed-to variables from
18323 the original pointer if the destination is pointing to an
18324 unknown location.
18325 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
18326 (add_pointed_to_var): Do not add a variable to the points-to
18327 set if the pointer is already pointing to anywhere.
18328 (collect_points_to_info_r): If the defining statement is a PHI
18329 node, only merge pointed-to information if the argument has
18330 already been visited.
18331 (get_tmt_for): Only create a new tag if the pointer didn't
18332 have one already.
18333 (dump_alias_info): Emit more information.
18334 (dump_points_to_info_for): Likewise.
18335 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
18336 try to get the annotation of an SSA_NAME.
18337 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
18338 alias sets when checking is enabled.
18339 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
18340 (eliminate): Mark basic blocks that will need
18341 EH information cleaned up.
18342 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
18343 predecessor.
18344 Initialize need_eh_cleanup.
18345 (fini_pre): Call tree_purge_all_dead_eh_edges and
18346 cleanup_tree_cfg if needed.
18347 Free need_eh_cleanup.
18348 * tree-ssa.c (verify_ssa_name): New function.
18349 (verify_def): Call it.
18350 Re-arrange to avoid printing too many error messages.
18351 (verify_use): Likewise.
18352 (verify_phi_args): Likewise.
18353 (verify_flow_insensitive_alias_info): New function.
18354 (verify_flow_sensitive_alias_info): New function.
18355 (verify_alias_info): New function.
18356 (verify_ssa): Call verify_alias_info.
18357 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
18358 program.
18359 Re-arrange to avoid printing too many error messages.
18360 * tree-ssanames.c (make_ssa_name): Clear
18361 SSA_NAME_IN_FREE_LIST.
18362 (release_ssa_name): Never release a default definition.
18363 (release_defs): New function.
18364 * tree.h: Declare it.
18365 * tree-ssa-dce.c (remove_dead_stmt): Call it.
18366
18367 2004-07-22 Diego Novillo <dnovillo@redhat.com>
18368
18369 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
18370 If true, do a depth-first search. Do a breadht-first search,
18371 otherwise.
18372 (walk_use_def_chains): Add new argument IS_DFS.
18373 Update all users.
18374 * tree-flow.h (walk_use_def_chains): Update prototype.
18375
18376 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
18377
18378 * config/cris/cris.md: Tweak formatting.
18379 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
18380 (mover2side, moverside, movemside, movei, op3, andu): Replace
18381 live define_peephole:s with define_peephole2 near-equivalents.
18382 Delete the rest.
18383 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
18384 word-size modes.
18385 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
18386 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
18387 "*mov_sidesi_mem" respectively.
18388
18389 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
18390
18391 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
18392 (gimplify_build1): Move from tree-complex.c do_unop.
18393 (gimplify_build2): Move from tree-complex.c do_binop.
18394 (gimplify_build3): New.
18395 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
18396 Adjust throughout to call the functions above.
18397 * tree-flow.h: Declare the functions above.
18398 * tree-nested.c (gimplify_val): Rename to...
18399 (tsi_gimplify_val): ... this.
18400
18401 * Makefile.in (tree_complex.o): Update dependencies.
18402 (stor-layout.o): Depend on regs.h.
18403 * c-common.c (handle_vector_size_attribute): Update for
18404 vector types without corresponding vector modes.
18405 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
18406 a corresponding vector mode is not available.
18407 * print-tree.c (print_node): Print nunits for vector types
18408 * regclass.c (have_regs_of_mode): New.
18409 (init_reg_sets_1): Initialize it and use it instead
18410 of allocatable_regs_of_mode.
18411 * regs.h (have_regs_of_mode): Declare it.
18412 * stor-layout.c (layout_type): Pick a mode for vector types.
18413 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
18414 build_replicated_const, do_unop, do_binop, do_plus_minus,
18415 do_negate, expand_vector_piecewise, expand_vector_parallel,
18416 expand_vector_addition, expand_vector_operations_1,
18417 expand_vector_operations, tree_lower_operations,
18418 pass_lower_vector_ssa, pass_pre_expand): New.
18419 (expand_complex_operations, pass_lower_complex): Remove.
18420 * tree-optimize.c (init_tree_optimization_passes): Adjust
18421 pass ordering for changes in tree-complex.c.
18422 * tree-pass.h: Declare new passes.
18423 * tree.c (finish_vector_type): Remove.
18424 (make_vector_type): New.
18425 (build_vector_type_for_mode, build_vector_type): Rewritten.
18426 * tree.def (VECTOR_TYPE): Document where the number of
18427 subparts is stored.
18428 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
18429 (make_vector): Remove declaration.
18430
18431 2004-07-21 Richard Henderson <rth@redhat.com>
18432
18433 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
18434 TREE_THIS_VOLATILE, may_aliases, or optimization level.
18435 (remove_useless_vars): Dump debugging info.
18436 (expand_used_vars): Move ...
18437 * cfgexpand.c (expand_used_vars): ... here. Make static.
18438 * tree-flow-inline.h (set_is_used): New.
18439 (set_default_def): Use get_var_ann.
18440 * tree-flow.h: Update decls.
18441 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
18442 (create_ssa_var_map): Use it.
18443 * tree-ssa.c (set_is_used): Remove.
18444
18445 2004-07-22 Ben Elliston <bje@au.ibm.com>
18446
18447 * gdbinit.in: Set a breakpoint on internal_error.
18448
18449 2004-07-21 Richard Henderson <rth@redhat.com>
18450
18451 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
18452 to create a new basic block.
18453
18454 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18455
18456 PR c/15052
18457 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
18458 return type on function definitions. Move other warnings for
18459 qualified return type to -Wreturn-type. Do not condition any such
18460 warnings on -pedantic. Update comments.
18461 (start_function): Only copy function type from previous prototype
18462 declaration if return types are compatible.
18463 * c-typeck.c (function_types_compatible_p): Don't condition
18464 warning for incompatibility of volatile qualifiers on the return
18465 type on -pedantic. Update comment.
18466 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
18467
18468 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18469
18470 * c-typeck.c (set_init_index): Require designator to be of integer
18471 type.
18472
18473 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18474
18475 PR c/11250
18476 * c-parse.in (init): Change to exprtype.
18477 (primary): Set original_code for STRING to STRING_CST.
18478 Call maybe_warn_string_init for compound literals.
18479 (initdcl, notype_initdcl): Call maybe_warn_string_init.
18480 (initval): Update.
18481 * c-tree.h (maybe_warn_string_init): New.
18482 (pop_init_level, process_init_element): Use struct c_expr.
18483 (struct c_expr): Update comment.
18484 * c-typeck.c (maybe_warn_string_init): New function.
18485 (digest_init): Call it. Additional parameter strict_string. All
18486 callers changed.
18487 (output_init_element): Likewise.
18488 (struct constructor_stack): Use struct c_expr for
18489 replacement_value.
18490 (really_start_incremental_init, push_init_level): Update.
18491 (pop_init_level): Update. Return struct c_expr.
18492 (process_init_level): Update. Take struct c_expr argument.
18493
18494 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
18495
18496 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
18497 commit.
18498
18499 2004-07-21 Eric Christopher <echristo@redhat.com>
18500
18501 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
18502 removal.
18503 * c-decl.c (pop_scope): Ditto.
18504 * calls.c (expand_call): Remove call to current_nesting_level,
18505 update comment accordingly. Remove calls to expand_start_target_temps
18506 and expand_end_target_temps.
18507 * cfgexpand.c (construct_init_block): Remove call to
18508 expand_start_bindings_and_block.
18509 (construct_exit_block): Remove call to expand_end_bindings.
18510 * expr.c (safe_from_p): Remove BIND_EXPR handling.
18511 (expand_expr_real_1): Ditto. Fix formatting.
18512 (expand_vars): Delete.
18513 * stmt.c (POPSTACK): Remove block_stack.
18514 (stmt_status): Remove x_block_stack.
18515 (block_stack): Delete.
18516 (expand_start_bindings_and_block): Ditto.
18517 (expand_start_target_temps): Ditto.
18518 (expand_end_target_temps): Ditto.
18519 (current_nesting_level): Ditto.
18520 (warn_about_unused_variables): Ditto.
18521 (expand_end_bindings): Ditto.
18522 * tree.h: Remove declarations for above.
18523
18524 2004-07-21 Steven Bosscher <stevenb@suse.de>
18525
18526 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
18527 * rtl.c (note_insn_name): Likewise.
18528 * print-rtl.c (print_rtx): Don't print it.
18529 * cfgrtl.h (can_delete_note_p): Don't handle it.
18530 (rtl_delete_block): Likewise.
18531 * passes.c (rest_of_handle_guess_branch_prob): Remove.
18532 (rest_of_compilation): Don't call it.
18533 * predict.c (process_note_predictions, process_note_prediction,
18534 note_prediction_to_br_prob): Remove.
18535 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
18536 * stmt.c (return_prediction): Remove.
18537 (expand_value_return): Don't call it. Don't add prediction
18538 notes for return statements.
18539
18540 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
18541
18542 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
18543 once.
18544
18545 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
18546
18547 * c-common.c (vector_types_convertible_p): Use vector types'
18548 TYPE_SIZE and TREE_TYPE instead of their mode.
18549 * convert.c (convert_to_integer): Likewise.
18550 (convert_to_vector): Likewise.
18551 * fold-const.c (fold_convert): Likewise.
18552 * varasm.c (output_constant): Likewise.
18553 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
18554 Allow a VECTOR_TYPE initializer to be made of several vectors.
18555 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
18556 of cleared and need_to_clear, and use fold_convert.
18557 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
18558 integer vectors.
18559
18560 2004-07-20 Richard Henderson <rth@redhat.com>
18561
18562 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
18563 (expand_gimple_basic_block): out from here. Renamed from expand_block.
18564
18565 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
18566
18567 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
18568 enormous cost if not TARGET_HARD_MUL.
18569
18570 2004-07-20 Andrew Pinski <apinski@apple.com>
18571
18572 PR target/16557
18573 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
18574 (ASM_SPEC): here.
18575
18576 2004-07-21 Paul brook <paul@codesourcery.com>
18577
18578 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
18579
18580 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18581
18582 * fold-const.c (operand_equal_p): Temporarily support NULL args.
18583 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
18584 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
18585
18586 2004-07-20 Zack Weinberg <zack@codesourcery.com>
18587
18588 * rtl.h (plus_constant): Delete.
18589 (plus_constant_wide): Rename to plus_constant.
18590 (plus_constant_for_output_wide): Delete vestigial prototype.
18591 (GEN_INT): Remove unnecessary cast.
18592 * tree.h (build_int_2, size_int_type): Delete.
18593 (build_int_2_wide): Rename to build_int_2.
18594 (size_int_wide): Rename to size_int_kind.
18595 (size_int_type_wide): Rename to size_int_type.
18596 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
18597 Remove unnecessary cast.
18598 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
18599 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
18600 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
18601 (size_int_type_wide): Rename size_int_type.
18602 (int_const_binop): Use size_int_type.
18603 * c-lex.c (interpret_integer): Use build_int_2.
18604 * final.c (split_double): Remove unnecessary casts.
18605 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
18606
18607 2004-07-20 Richard Henderson <rth@redhat.com>
18608
18609 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
18610 (gimplify_compound_lval): Use is_gimple_tmp_reg.
18611 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
18612 (is_gimple_tmp_reg): New.
18613 * tree-gimple.h (is_gimple_tmp_reg): Declare.
18614
18615 2004-07-20 Richard Henderson <rth@redhat.com>
18616
18617 * tree-pretty-print.c (dump_generic_node): Dump
18618 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
18619
18620 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
18621
18622 * tree-mudflap.c (mf_set_options_fndecl): New tree.
18623 (mudflap_init): Set it.
18624 (mudflap_register_call): Remove __mf_init call.
18625 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
18626 to pass "-ignore-reads" option to libmudflap if needed.
18627
18628 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
18629
18630 PR c++/14607
18631 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
18632 (MAKE_DECL_ONE_ONLY): Undefine.
18633 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
18634 readonly_data, one_only_data_section, forget_section): New prototypes.
18635 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
18636 functions.
18637 (pa_select_section): Add one-only (COMDAT) support.
18638 * pa.h (struct machine_function): Define.
18639 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
18640 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
18641 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
18642 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
18643 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
18644 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
18645 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
18646 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
18647 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
18648 for EXTRA_SECTION_FUNCTIONS.
18649 * doc/install.texi: Update binutils requirements.
18650
18651 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
18652
18653 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
18654 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
18655 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
18656 size_t.
18657 (struct VEC): Use unsigned for num and alloc.
18658 * vec.c (struct vec_prefix): Likewise.
18659 (vec_o_reserve): Adjust.
18660
18661 * dbxout.c (dbxout_type): Fix printf format.
18662
18663 * tree.h (binfo_member): Remove.
18664 * tree.c (binfo_member): Remove.
18665
18666 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
18667
18668 * tree.h: Include vec.h
18669 (DEF_VEC_P(tree)): New type.
18670 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
18671 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
18672 (BINFO_LANG_SLOT): Remove.
18673 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
18674 (struct tree_binfo): Turn base_binfos into a trailing
18675 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
18676 (binfo_lang_slots): Remove.
18677 * tree.c (binfo_lang_slots): Remove.
18678 (make_tree_binfo_stat): Take a base binfo count, not a
18679 lang slot count. Adjust.
18680 * Makefile.in (TREE_H): Add vec.h
18681 * alias.c (record_component_aliases): Adjust BINFO access.
18682 * dbxout.c (dbxout_type): Likewise.
18683 * dwarf2out.c (gen_member_die): Likewise.
18684 * sdbout.c (sdbout_one_type): Likewise.
18685 * tree-dump.c (deque_and_dump): Likewise.
18686 * config/i386/i386.c (classify_argument,
18687 contains_128bit_aligned_vector_p): Likewise.
18688 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
18689 * doc/c-tree.texi (Classes): Update BINFO documentation.
18690
18691 2004-07-20 Steven Bosscher <stevenb@suse.de>
18692
18693 * c-common.h (check_case_value): Remove prototype.
18694 (c_add_case_label): Adjust prototype.
18695 * c-common.c (check_case_value): Make static.
18696 (check_case_bounds): New function.
18697 (c_add_case_label): Use it. Take new argument orig_type.
18698 * c-typeck.c (struct c_switch): New orig_type field.
18699 (c_start_case): Set it.
18700 (do_case): Pass it to c_add_case_label.
18701 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
18702 cases from here. Add the labels in reverse order.
18703 * stmt.c (struct case_node): Adjust comment. Remove balance field.
18704 (add_case_node): Return nothing, don't check for duplicate cases.
18705 Insert new case nodes in a list, not in an AVL tree.
18706 (expand_end_case_type): Don't turn a case tree into a case list.
18707 (case_tree2list): Remove.
18708 * tree.h (add_case_node): Adjust prototype.
18709
18710 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
18711
18712 * genattr.c (struct range, struct function_unit,
18713 write_units, extend_range, init_range): Remove them.
18714 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
18715 Output "#define INSN_SCHEDULING" here.
18716 * genattrtab.c (struct range, struct function_unit_op,
18717 struct function_unit, struct dimension, enum operator,
18718 operate_exp, expand_units, simplify_knowing,
18719 encode_units_mask, simplify_by_exploding,
18720 find_and_mark_used_attributes, unmark_used_attributes,
18721 add_values_to_cover, increment_current_value,
18722 test_for_current_value, simplify_with_current_value,
18723 simplify_with_current_value_aux, gen_unit,
18724 write_unit_name, write_function_unit_info,
18725 write_complex_function, write_toplevel_expr,
18726 find_single_value, extend_range): Remove.
18727 (write_attr_get): Do not handle common_av->value
18728 being an FFS.
18729 (struct attr_desc): Remove func_units_p and blockage_p.
18730 (write_attr_valueq): Do not handle them.
18731 (find_attr): Do not clear them.
18732 (make_internal_attr): Do not initialize them.
18733 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
18734 * sched-vis.c (init_target_units, insn_print_units,
18735 init_block_visualization, print_block_visualization,
18736 visualize_scheduled_insns, visualize_no_unit,
18737 visualize_stall_cycles, visualize_alloc,
18738 visualize_free, target_units, get_visual_tbl_length,
18739 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
18740 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
18741 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
18742 * haifa-sched.c (blockage_range, clear_units,
18743 schedule_unit, actual_hazard, potential_hazard,
18744 insn_unit, unit_last_insn, unit_tick,
18745 actual_hazard_this_instance, potential_hazard,
18746 schedule_unit, max_insn_queue_index_value): Remove.
18747 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
18748 max_insn_queue_index.
18749 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
18750 * doc/md.texi (Processor pipeline description): Remove
18751 references to old pipeline descriptions.
18752 (Automaton pipeline description): Merge with the above.
18753 (Old pipeline description, Comparison of the two descriptions):
18754 Remove.
18755
18756 * bt-load.c (migrate_btr_def): Remove references to
18757 use_pipeline_interface.
18758 * haifa-sched.c (insn_cost, schedule_insn,
18759 schedule_block, advance_one_cycle, sched_init,
18760 queue_to_ready, sched_finish): Likewise.
18761 * modulo-sched.c (sms_schedule, advance_one_cycle,
18762 ps_has_conflicts): Likewise.
18763 * sched-rgn.c (init_ready): Likewise.
18764 (debug_dependencies): Likewise, and remove an "if (1)".
18765 * target.h (use_dfa_pipeline_interface): Remove.
18766 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18767 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18768 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18769 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18770 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18771 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18772 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18773 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18774 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18775 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18776 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18777 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18778 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18779 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18780 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18781 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18782 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18783 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18784 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18785
18786 2004-07-19 Roger Sayle <roger@eyesopen.com>
18787
18788 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
18789
18790 2004-07-19 Jeff Law <law@redhat.com>
18791
18792 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
18793 (get_eq_expr_value): Use it. Simplify slightly.
18794
18795 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
18796
18797 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
18798 (umulsidi3_32bit_r4000): Likewise.
18799
18800 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
18801
18802 * vec.h: Propagate location information properly.
18803 (VEC_T_iterate): Add result pointer parameter.
18804 (VEC_T_space): New.
18805 (VEC_T_reserve): Use it.
18806
18807 2004-07-19 Daniel Jacobowitz <dan@debian.org>
18808
18809 * Makefile.in (c-format.o): Depend on c-format.h.
18810 * c-format.h: New file.
18811 (struct format_char_info): Add CHAIN member.
18812 * c-format.c: Move some types and constants to c-format.h.
18813 (format_type_error): Set to -1.
18814 (struct function_format_info): Use an int for format_type.
18815 (decode_format_type): Return an int. Return format_type_error
18816 on error.
18817 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
18818 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
18819 (scan_char_table, time_char_table, monetary_char_table): Initialize
18820 CHAIN to NULL.
18821 (n_format_types): New variable.
18822 (check_format_info_main): Handle CHAIN in format_char_info.
18823 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
18824 TARGET_N_FORMAT_TYPES.
18825 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
18826 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
18827 * config/sol2-c.c: New file.
18828 * config/t-sol2: New file.
18829 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
18830 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
18831 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
18832
18833 * doc/extend.texi (Target Format Checks): New section.
18834 (Function Attributes): Mention it.
18835 * doc/invoke.texi: Mention target format checks.
18836 * doc/sourcebuild.texi: Mention target format checks.
18837 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
18838 TARGET_FORMAT_TYPES.
18839
18840 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
18841
18842 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
18843 added.
18844 * config/s390/s390.c (regclass_map initializer): Register 35 added to
18845 ADDR_REGS.
18846 (load_multiple_operation, store_multiple_operation): Removed
18847 pointless sanity check.
18848 (s390_decompose_address): Added check for return_address_pointer_rtx.
18849 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
18850 (s390_return_address_offset): New function.
18851 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
18852 (FRAME_REGNO_P): Added check for register 35.
18853 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
18854 REG_ALLOC_ORDER): Appended entry for register 35.
18855 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
18856 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
18857 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
18858 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
18859 is eliminable using stack pointer or hard frame pointer.
18860 (REGISTER_NAMES): Added name for register 35.
18861 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
18862 pointless sanity check.
18863
18864 2004-07-19 Roger Sayle <roger@eyesopen.com>
18865
18866 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
18867 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
18868 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
18869 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
18870 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
18871 (fold_relational_const): Tidy up handling of floating point
18872 comparisons by calling real_compare. Remove tree_expr_nonzero_p
18873 transformation; fold_relational_const assumes constant operands.
18874
18875 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
18876
18877 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
18878 directory.
18879
18880 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
18881
18882 * c-tree.h (struct c_expr): Define.
18883 (C_SET_EXP_ORIGINAL_CODE): Remove.
18884 (parser_build_binary_op, build_compound_expr): Update prototypes.
18885 * c-parse.in (%union): Add exprtype.
18886 (FUNC_NAME): Mark as ttype.
18887 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
18888 exprtype.
18889 (expr): Update. Define directly in terms of expr_no_commas
18890 instead of using nonnull_exprlist.
18891 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
18892 offsetof_member_designator, typespec_nonreserved_nonattr, init,
18893 initval, designator, component_declarator,
18894 component_notype_declarator, enumerator, array_declarator,
18895 condition, exexpr, switch_statement, stmt_nocomp, stmt,
18896 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
18897 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
18898 where appropriate.
18899 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
18900 * c-common.c (c_common_truthvalue_conversion): Don't check
18901 C_EXP_ORIGINAL_CODE.
18902 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
18903 Don't use C_EXP_ORIGINAL_CODE.
18904 (default_conversion, default_function_array_conversion): Don't use
18905 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
18906 (internal_build_compound_expr): Merge into build_compound_expr.
18907 (build_compound_expr): Take two operands instead of a TREE_LIST.
18908 * objc/objc-act.c (get_super_receiver): Update calls to
18909 build_compound_expr.
18910
18911 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
18912
18913 * config/sh/sh.c (sh_use_dfa_interface): Remove.
18914 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
18915 hook_int_void_1.
18916 * config/sh/sh.md: Extract pipeline descriptions
18917 into separate files.
18918 * config/sh/sh1.md: New file, extracted from sh.md.
18919 * config/sh/sh4.md: New file, extracted from sh.md.
18920 * config/sh/shmedia.md: New file, extracted from sh.md
18921 and rewritten using new-style pipeline description.
18922
18923 2004-07-18 Zack Weinberg <zack@codesourcery.com>
18924
18925 * config/pa/pa.md: Delete the two remaining define_peephole
18926 patterns.
18927
18928 2004-07-18 Steven Bosscher <stevenb@suse.de>
18929 Joseph S. Myers <jsm@polyomino.org.uk>
18930
18931 * c-common.c (c_common_truthvalue_conversion): Don't warn if
18932 TREE_NO_WARNING is set.
18933
18934 2004-07-18 Roger Sayle <roger@eyesopen.com>
18935
18936 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
18937 simplify_builtin_strncmp): Delete.
18938 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
18939 Change argument to accept an arglist instead of an "exp". Assume
18940 that the return type is always integer_type_node. Copy missing
18941 transformations from their now obsolete simplify_builtin_*
18942 equivalents.
18943 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
18944 fold_builtin_strcmp and fold_builtin_strncmp.
18945 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
18946 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
18947 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
18948
18949 2004-07-18 Daniel Jacobowitz <dan@debian.org>
18950
18951 * Makefile.in (tree-alias-common.o): Update dependencies.
18952
18953 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
18954
18955 * cfgloop.c (flow_loop_nested_p): Fix comment.
18956
18957 2004-07-17 Jason Merrill <jason@redhat.com>
18958
18959 PR c++/16115
18960 * stor-layout.c (relayout_decl): New fn.
18961 * tree.h: Declare it.
18962 (DECL_BY_REFERENCE): New macro.
18963
18964 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
18965
18966 * libgcc2.c (__enable_execute_stack): New symbol.
18967 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
18968 and declare __enable_execute_stack.
18969 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
18970 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
18971 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
18972 ENABLE_EXECUTE_STACK.
18973 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
18974 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
18975 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
18976 ENABLE_EXECUTE_STACK.
18977 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18978 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
18979 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
18980 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
18981 ENABLE_EXECUTE_STACK.
18982 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18983 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18984 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18985 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18986 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
18987 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
18988 (sparc64_initialize_trampoline): Likewise.
18989 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
18990
18991 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
18992
18993 * langhooks.h (builtin_function): New langhook.
18994 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
18995 (LANG_HOOKS_INITIALIZER): Update.
18996 * tree.h (builtin_function): Remove.
18997 * doc/tm.texi: Update.
18998 * c-tree.h (builtin_function): Declare.
18999 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
19000 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
19001 config/ia64/ia64.c, config/iq2000/iq2000.c,
19002 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
19003 config/stormy16/stormy16.c: All callers of builtin_function
19004 changed.
19005
19006 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
19007
19008 PR target/16556
19009 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
19010 Remove white space after the backslash.
19011
19012 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19013
19014 PR rtl-optimization/16294
19015 * resource.c (return_insn_p): New predicate.
19016 (mark_target_live_regs): Use it. Special-case return insns.
19017 (init_resource_info): Use it. Don't scan the epilogue past
19018 a return.
19019
19020 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19021
19022 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
19023 destroy dominance information.
19024 * passes.c (rest_of_handle_loop2): Free dominance information.
19025 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
19026 jump threading.
19027 (thread_jumps): Update dominance information and remove unreachable
19028 blocks.
19029 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
19030 information and remove the unreachable block.
19031
19032 2004-07-17 Graham Stott <graham.stott@btinternet.com>
19033
19034 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
19035
19036 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
19037
19038 * doc/sourcebuild.texi: Remove libf2c entry.
19039
19040 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
19041
19042 * config/i386/i386.md (movv16qi_internal): Fix typo.
19043
19044 2004-07-17 Steven Bosscher <stevenb@suse.de>
19045
19046 * final.c (final_scan_insn): Fix broken commit from previous
19047 patch.
19048
19049 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
19050
19051 * c-typeck.c (parser_build_binary_op): Condition warnings for
19052 X<=Y<=Z on -Wparentheses instead of -Wextra.
19053 * doc/invoke.texi: Update. Document that most of -Wparentheses is
19054 supported for C only.
19055
19056 2004-07-17 Steven Bosscher <stevenb@suse.de>
19057
19058 * cfgcleanup.c (try_simplify_condjump): Don't remove line
19059 notes to avoid unreachable code warnings.
19060 * toplev.c (backend_init): Don't emit line notes for
19061 unreachable code warnings.
19062
19063 * combine.c (distribute_notes): Don't distribute a
19064 REG_VTABLE_REF note.
19065 * final.c (final_scan_insn): Don't handle it.
19066 * rtl.c (reg_note_name): Remove it.
19067 * rtl.h (enum reg_node): Dito.
19068
19069 * emit-rtl.c (force_line_numbers, restore_line_number_status):
19070 Remove.
19071 * rtl.h (force_line_numbers, restore_line_number_status):
19072 Remove prototypes.
19073
19074 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
19075 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
19076 (using_eh_for_cleanups): Also moved here.
19077
19078 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
19079 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
19080 to expand_start_case and add_case_node.
19081 * stmt.c (struct nesting): Cleanup unused fields condition_code,
19082 last_unconditional_cleanup, nominal_type, printname, and
19083 line_number_status.
19084 (struct fixup_goto): Remove.
19085 (struct stmt_status): Remove x_goto_fixup_chain field.
19086 (goto_fixup_chain): Remove.
19087 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
19088 pushcase, pushcase_range): Remove.
19089 (expand_start_bindings_and_block): Don't set unused fields in
19090 the nesting stack.
19091 (expand_start_case, add_case_node): Cleanup unused formal arguments.
19092 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
19093 instead of emit_jump_if_reachable.
19094 (emit_case_nodes): Likewise.
19095 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
19096 static.
19097 (update_eh_label): Work around left-over exception handing regions.
19098 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
19099 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
19100 (pass_cleanup_cfg_post_optimizing): New pass.
19101 (init_tree_optimization_passes): Run the new pass after all
19102 optimizations.
19103 * tree.h (pushcase, pushcase_range): Remove prototypes.
19104 (expand_start_case, add_case_node): Update prototypes.
19105
19106 2004-07-16 Krister Walfridsson <cato@df.lth.se>
19107
19108 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
19109
19110 2004-07-16 Richard Henderson <rth@redhat.com>
19111
19112 * builtins.c (std_expand_builtin_va_arg): Remove.
19113 (expand_builtin_va_arg): Remove.
19114 * expr.h: Don't declare them.
19115 * gimplify.c (mark_decls_volatile_r): Remove.
19116 (copy_if_shared_r): Don't call it.
19117 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
19118 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
19119 * gimple-low.c (lower_stmt): Likewise.
19120 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
19121 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
19122 * tree-ssa-operands.c (get_expr_operands): Likewise.
19123 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
19124 EXPAND_BUILTIN_VA_ARG.
19125 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
19126 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
19127 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
19128 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
19129
19130 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
19131
19132 * tree-ssa-pre.c (insert_aux): Break out if we hit
19133 a critical edge.
19134
19135 2004-07-16 Richard Henderson <rth@redhat.com>
19136
19137 * basic-block.h (remove_fake_exit_edges): Declare.
19138 * cfganal.c (remove_fake_predecessors): Rename from
19139 remove_fake_successors; iterate over predecessors.
19140 (remove_fake_exit_edges): New.
19141 * cfgcleanup.c (try_optimize_cfg): Use it.
19142 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
19143 * predict.c (estimate_probability): Likewise.
19144 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
19145 * tree-cfg.c (make_edges): Likewise.
19146 * tree-ssa-pre.c (fini_pre): Likewise.
19147 * profile.c (instrument_edges): Don't remove_fake_edges.
19148 (branch_prob): Do it earlier here.
19149
19150 2004-07-16 Richard Henderson <rth@redhat.com>
19151
19152 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
19153 switchification wrt CONSTRUCTOR. Document the reason.
19154
19155 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
19156
19157 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
19158 that prevented descriptive __mf_check source location strings.
19159
19160 2004-07-16 Richard Henderson <rth@redhat.com>
19161
19162 * tree-def (WITH_SIZE_EXPR): New.
19163 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
19164 * expr.c (expand_expr_real_1): Likewise.
19165 * gimplify.c (maybe_with_size_expr): New.
19166 (gimplify_arg, gimplify_modify_expr): Use it.
19167 (gimplify_modify_expr_to_memcpy): Take size parameter.
19168 (gimplify_modify_expr_to_memset): Likewise.
19169 (gimplify_expr): Handle WITH_SIZE_EXPR.
19170 * tree-alias-common.c (find_func_aliases): Likewise.
19171 * tree-eh.c (tree_could_trap_p): Likewise.
19172 (tree_could_throw_p): Likewise.
19173 * tree-gimple.c (is_gimple_lvalue): Likewise.
19174 (get_call_expr_in): Likewise.
19175 * tree-inline.c (estimate_num_insns_1): Likewise.
19176 (expand_calls_inline): Likewise.
19177 * tree-nested.c (convert_call_expr): Likewise.
19178 * tree-pretty-print.c (dump_generic_node): Likewise.
19179 * tree-sra.c (sra_walk_expr): Likewise.
19180 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
19181 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
19182 * tree-ssa-operands.c (get_expr_operands): Likewise.
19183 * tree-tailcall.c (find_tail_calls): Likewise.
19184
19185 * calls.c (expand_call): Reset old_stack_allocated after
19186 calling emit_stack_restore.
19187
19188 2004-07-16 Richard Henderson <rth@redhat.com>
19189
19190 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
19191 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
19192 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
19193 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
19194 copy_res_decl_for_inlining.
19195
19196 * tree-inline.c (declare_return_variable): New modify_dest argument.
19197 Use it as the return value, when possible or manditory. Handle
19198 TREE_ADDRESSABLE types.
19199 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
19200 replacement of CALL_EXPR.
19201
19202 2004-07-16 Richard Henderson <rth@redhat.com>
19203
19204 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
19205 * gimple-low.c (expand_var_p): Don't check it.
19206 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
19207 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
19208 * tree-ssa-operands.c (add_stmt_operand): Likewise.
19209 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
19210 (find_referenced_vars): Don't call them.
19211 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
19212
19213 2004-07-16 Richard Henderson <rth@redhat.com>
19214
19215 * function.c (pass_by_reference): True for all variable sized types.
19216
19217 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
19218
19219 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
19220 * tree-pretty-print.c: Include tree-chrec.h.
19221 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
19222 and POLYNOMIAL_CHREC nodes.
19223
19224 2004-07-16 Steve Ellcey <sje@cup.hp.com>
19225
19226 * builtins.c (expand_builtin_stpcpy): Do not create temporary
19227 reg with VOIDmode.
19228
19229 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
19230
19231 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
19232
19233 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
19234
19235 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
19236 to BASE_REGNUM.
19237 * config/s390/s390.c: Likewise.
19238 * config/s390/s390.h: Likewise.
19239
19240 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19241
19242 * config/mips/mips.md (addsi3, adddi3): Remove special handling
19243 of $sp adds. Remove REGNO checks from mips16 patterns.
19244
19245 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19246
19247 * config/mips/mips.md: Delete outdated comment.
19248
19249 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19250
19251 * config/mips/mips.c (get_float_compare_codes): Delete.
19252 (mips_emit_compare): New function, mostly extracted from
19253 get_float_compare_codes and gen_conditional_branch.
19254 (gen_conditional_branch, gen_conditional_move): Use it.
19255
19256 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
19257
19258 * genautomata.c (add_vect): Speedup by using integers as
19259 bit-vectors for walking through the comb_vect and finding
19260 a match.
19261
19262 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19263
19264 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
19265 operand is an uns_arith_operand; use subtraction otherwise.
19266 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
19267 not just arith_operands.
19268
19269 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19270
19271 * config/mips/mips-protos.h (gen_int_relational): Delete.
19272 (mips_emit_scc): Declare.
19273 * config/mips/mips.c (internal_test): Delete.
19274 (sle_operand, sleu_operand): New functions.
19275 (map_test_to_internal_test, gen_int_relational): Delete.
19276 (mips_emit_binary, mips_relational_operand_ok_p)
19277 (mips_emit_int_relational, mips_zero_if_equal)
19278 (mips_emit_scc): New functions.
19279 (gen_conditional_branch): Rework to use mips_emit_int_relational.
19280 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
19281 sleu_operand.
19282 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
19283 (sltu, sleu): Use mips_emit_scc.
19284 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
19285 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
19286 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
19287
19288 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19289
19290 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
19291
19292 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19293
19294 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
19295 (*sne_[sd]i): Likewise sne_[sd]i_zero.
19296 (*sgt_[sd]i): ...and sgt_[sd]i.
19297 (*slt_[sd]i): ...and slt_[sd]i.
19298 (*sgtu_[sd]i): ...and sgtu_[sd]i.
19299 (*sltu_[sd]i): ...and sltu_[sd]i.
19300 (*sleu_[sd]i): ...and sleu_[sd]i_const.
19301 Name previously unnamed mips16 patterns. Formatting fixes.
19302
19303 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19304
19305 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
19306 (branch_type): Delete.
19307 (gen_conditional_branch, gen_conditional_move)
19308 (mips_gen_conditional_trap): Update after name change. Get the
19309 comparison mode from cmp_operands[0].
19310 * config/mips/mips.h (cmp_type, branch_type): Delete.
19311 (cmp_operands): Renamed from branch_cmp.
19312 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
19313 name change. Don't set branch_type.
19314 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
19315 mode class of cmp_operands[0] rather than branch_type. Update after
19316 name change.
19317
19318 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19319
19320 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
19321 of 0...255 to 0 when inside a SET.
19322
19323 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19324
19325 * config/mips/mips.md: Remove mips16 define_peepholes.
19326
19327 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
19328
19329 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
19330 (fini_pre): Remove fake edges.
19331
19332 2004-07-15 Richard Henderson <rth@redhat.com>
19333
19334 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
19335 (get_indirect_ref_operands, get_call_expr_operands): ... these.
19336
19337 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
19338
19339 * vec.h (VEC_address): New function.
19340
19341 2004-07-14 Jason Merrill <jason@redhat.com>
19342
19343 PR middle-end/15885
19344 * gimplify.c (gimplify_arg): New fn, split out from...
19345 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
19346
19347 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
19348
19349 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
19350 generate code which is generated by pushqi1 now
19351 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
19352
19353 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
19354
19355 * combine.c (simplify_set): match the mode of the constant 0 with
19356 the tested operand to match the compare behaviour and the
19357 simplify_relational_operation() expectation.
19358
19359 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
19360
19361 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
19362 ("bordered"): Same.
19363
19364 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
19365
19366 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
19367 unconditionally.
19368 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
19369
19370 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
19371
19372 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
19373 calls in mips16 code.
19374
19375 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
19376
19377 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
19378 the destination of the li as well as for the neg.
19379
19380 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
19381
19382 g++/15861
19383 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
19384 * cgraph.h: Update declaration.
19385 * c-decl.c (build_cdtor): Update call with default priority.
19386 * coverage.c (create_coverage): Ditto.
19387 * tree-mudflap.c (mf_init_fndecl): New tree.
19388 (mudflap_init): Set it.
19389 (mudflap_register_call): Arrange to call __mf_init before the first
19390 __mf_register call.
19391 (mudflap_finish_file): Mark the mudflap static initializer as extra
19392 high priority, to beat all C++ static constructors.
19393
19394 2004-07-15 Jeff Law <law@redhat.com>
19395
19396 * loop.c (check_insn_for_givs): Restore check for code labels that was
19397 accidentally deleted by a recent checkin.
19398
19399 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
19400
19401 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
19402 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
19403
19404 2004-07-14 Richard Henderson <rth@redhat.com>
19405
19406 * print-tree.c (print_node): Fix casts last change.
19407
19408 2004-07-15 Paul Brook <paul@codesourcery.com>
19409
19410 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
19411 to TARGET_UNWIND_INFO.
19412 * except.c (output_function_exception_table): Ditto.
19413 * except.h: Ditto.
19414 * opts.c (decode_options): Ditto.
19415 * passes.c (rest_of_handle_final): Ditto.
19416 * final.c (final_start_function): Ditto.
19417 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
19418 target hook.
19419 * targhooks.h (default_unwind_emit): Declare.
19420 * targhooks.c (default_unwind_emit): New function.
19421 * target-def.h: Define and use TARGET_UNWIND_EMIT.
19422 * target.h (struct gcc_target): Add unwind_emit.
19423 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
19424 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
19425 Remove IA64_UNWIND_EMIT.
19426 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
19427
19428 2004-07-14 Richard Henderson <rth@redhat.com>
19429
19430 * print-tree.c (print_node): Handle SSA_NAME.
19431
19432 2004-07-14 James E Wilson <wilson@specifixinc.com>
19433
19434 PR target/16325
19435 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
19436 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
19437
19438 2004-07-15 Jakub Jelinek <jakub@redhat.com>
19439
19440 * expr.c (expand_assignment): Reenable bitfield += optimizations.
19441 Use alias set 0 for memory, do proper mode calculations and adjust
19442 address for memories.
19443
19444 2004-07-14 Per Bothner <per@bothner.com>
19445
19446 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
19447 structure with extra column field.
19448 * tree.c (expand_location): Also fill in column field.
19449 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
19450 gets confused by the two conditionally-compiled definitions.
19451
19452 2004-07-14 Eric Christopher <echristo@redhat.com>
19453
19454 * calls.c (expand_call): Fix typo in comment.
19455
19456 2004-07-14 Steve Ellcey <sje@cup.hp.com>
19457
19458 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
19459 comparision of TFmode.
19460
19461 2004-07-14 Richard Henderson <rth@redhat.com>
19462
19463 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
19464 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
19465 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
19466 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19467 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
19468 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
19469 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19470 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
19471 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
19472
19473 2004-07-14 Mike Stump <mrs@apple.com>
19474
19475 * config/darwin.h (WINT_TYPE): Define to be int to match
19476 system header files.
19477
19478 2004-07-14 Bob Wilson <bob.wilson@acm.org>
19479
19480 * config/xtensa/xtensa.c (function_arg_advance): Check for args
19481 that must be passed in the stack.
19482 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
19483 arguments if the size is not a constant.
19484
19485 2004-07-14 Per Bothner <per@bothner.com>
19486
19487 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
19488 instead of EXPR_LOCUS in a boolean context, which is always true
19489 if --enable-mapped-location.
19490 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
19491
19492 2004-07-14 Richard Henderson <rth@redhat.com>
19493
19494 * dominance.c (struct dom_info): Add fake_exit_edge.
19495 (init_dom_info): Allocate it.
19496 (free_dom_info): Free it.
19497 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
19498 in two passes.
19499 (calc_idoms): Honor fake_exit_edge.
19500
19501 2004-07-13 Jason Merrill <jason@redhat.com>
19502
19503 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
19504 (rhs_test_for): New fn.
19505 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
19506 * tree-gimple.h: Declare them.
19507 * gimplify.c (gimplify_modify_expr): Use the new fns.
19508
19509 2004-07-14 Richard Henderson <rth@redhat.com>
19510
19511 * config/arm/arm-protos.h (arm_va_arg): Remove.
19512 * config/arm/arm.c (arm_va_arg): Remove.
19513 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
19514 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
19515
19516 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19517
19518 * pa.c (fix_range): New function to mark a range(s) of registers as
19519 fixed registers.
19520 (override_options): Call fix_range if the -mfixed-range option string
19521 is not empty.
19522 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
19523 * doc/invoke.texi (-mfixed-range): Document new option.
19524
19525 2004-07-14 David Edelsohn <edelsohn@gnu.org>
19526
19527 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
19528 for TARGET_64BIT.
19529 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
19530
19531 2004-07-14 Roger Sayle <roger@eyesopen.com>
19532
19533 * expmed.c (expand_sdiv_pow2): New function to expand signed division
19534 by a positive power of two, split out from expand_divmod. Provide
19535 an alternate implementation when shifts are expensive. Lower the
19536 threshold for using a branchless implementation to BRANCH_COST >= 2.
19537 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
19538
19539 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19540
19541 * tree-dfa.c (make_rename_temp): *Really* work just
19542 like create_tmp_var if called while outside SSA form.
19543
19544 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
19545
19546 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
19547 for division by zero.
19548 ("umodsi3"): Likewise.
19549
19550 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
19551
19552 * config/mips/mips.c (mips_output_move): When generating mips16 code,
19553 force loads of negative constants to be split.
19554 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
19555 Generalize SImode li/neg splitter to cope with other modes.
19556
19557 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19558
19559 * expmed.c: Remove more references to QUEUED in the comments.
19560 * expr.c: Likewise.
19561
19562 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
19563
19564 Revert:
19565 2004-07-13 Richard Henderson <rth@redhat.com>
19566 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
19567 correctly.
19568
19569 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19570
19571 * tree-dfa.c (make_rename_temp): Work just like
19572 create_tmp_var if called while outside SSA form.
19573
19574 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19575
19576 * expr.c (enqueue_insn, finish_expr_for_function,
19577 protect_from_queue, queued_subexp_p, mark_queue,
19578 emit_insns_enqueued_after_mark, emit_queue,
19579 expand_increment): Remove.
19580 (store_constructor): Expand increment as an assignment.
19581 (expand_expr_real_1 <case PREINCREMENT_EXPR,
19582 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
19583 case POSTDECREMENT_EXPR>): Abort.
19584 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
19585 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
19586 protect_from_queue, emit_queue, queued_subexp_p): Remove.
19587 * function.h (pending_chain, x_pending_chain): Remove.
19588 * rtl.def (QUEUED): Remove.
19589
19590 * emit-rtl.c (copy_insn_1, copy_most_rtx,
19591 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
19592 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
19593 encode_units_mask): Likewise.
19594 * local-alloc.c (equiv_init_varies_p): Likewise.
19595 * rtl.c (copy_rtx): Likewise.
19596 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
19597 * simplify-rtx.c (simplify_gen_subreg): Likewise.
19598 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
19599
19600 * builtins.c (expand_builtin, expand_builtin_apply,
19601 expand_builtin_mathfn, expand_builtin_mathfn_2,
19602 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
19603 Remove calls to emit_queue and protect_from_queue.
19604 * calls.c (expand_call, precompute_arguments,
19605 precompute_register_parameters, rtx_for_function_call,
19606 store_one_arg): Likewise.
19607 * dojump.c (do_compare_and_jump, do_jump): Likewise.
19608 * explow.c (memory_address): Likewise.
19609 * expmed.c (clear_by_pieces_1, clear_storage,
19610 clear_storage_via_libcall, emit_group_load,
19611 emit_group_store, emit_store_flag,
19612 expand_expr_real_1, store_by_pieces,
19613 store_constructor, store_expr, try_casesi,
19614 try_tablejump): Likewise.
19615 * function.c (expand_pending_sizes): Likewise.
19616 * optabs.c (emit_cmp_and_jump_insns,
19617 emit_conditional_add, emit_conditional_move,
19618 expand_fix, expand_float, prepare_cmp_insn): Likewise.
19619 * stmt.c (emit_case_bit_tests,
19620 expand_asm_expr, expand_computed_goto,
19621 expand_decl_init, expand_end_case_type,
19622 expand_end_stmt_expr, expand_expr_stmt_value,
19623 expand_return, expand_start_case,
19624 optimize_tail_recursion): Likewise.
19625 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19626 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
19627
19628 2004-07-14 Ben Elliston <bje@au.ibm.com>
19629
19630 * vec.h: Comment fix.
19631
19632 2004-07-13 Richard Henderson <rth@redhat.com>
19633
19634 * target.h (struct gcc_target): Add calls.pass_by_reference.
19635 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
19636 * function.c (pass_by_reference): Use the hook.
19637 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
19638 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
19639 (hook_pass_by_reference_must_pass_in_stack): New.
19640 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
19641 (alpha_pass_by_reference): New.
19642 (TARGET_PASS_BY_REFERENCE): New.
19643 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19644 * config/arc/arc.c (arc_pass_by_reference): New.
19645 (TARGET_PASS_BY_REFERENCE): New.
19646 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19647 (FUNCTION_ARG_CALLEE_COPIES): True.
19648 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
19649 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
19650 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
19651 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19652 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19653 * config/cris/cris.c (cris_pass_by_reference): New.
19654 (TARGET_PASS_BY_REFERENCE): New.
19655 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
19656 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
19657 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19658 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
19659 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19660 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
19661 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
19662 (frv_function_arg_pass_by_reference): Remove.
19663 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19664 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
19665 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
19666 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
19667 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19668 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
19669 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
19670 (ia64_pass_by_reference): Rename from
19671 ia64_function_arg_pass_by_reference.
19672 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19673 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19674 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
19675 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
19676 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
19677 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19678 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19679 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
19680 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
19681 (m32r_pass_by_reference): Adjust prototype. Make static.
19682 Handle mode sizes correctly.
19683 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19684 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
19685 (m68hc11_function_arg_pass_by_reference): Remove.
19686 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19687 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19688 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
19689 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19690 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
19691 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
19692 (mips_va_arg): Use pass_by_reference.
19693 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
19694 Handle mode sizes correctly.
19695 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19696 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19697 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
19698 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
19699 (mmix_pass_by_reference): Rename from
19700 mmix_function_arg_pass_by_reference.
19701 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19702 (FUNCTION_ARG_CALLEE_COPIES): True.
19703 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
19704 (mn10300_pass_by_reference): New.
19705 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19706 (FUNCTION_ARG_CALLEE_COPIES): True.
19707 * config/pa/pa.c (pa_pass_by_reference): New.
19708 (TARGET_PASS_BY_REFERENCE): New.
19709 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19710 (FUNCTION_ARG_CALLEE_COPIES): True.
19711 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
19712 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
19713 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
19714 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19715 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
19716 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
19717 (s390_pass_by_reference): Rename from
19718 s390_function_arg_pass_by_reference.
19719 (s390_function_arg_advance): Don't query pass-by-ref.
19720 (s390_function_arg): Likewise.
19721 (s390_gimplify_va_arg): Use pass_by_reference.
19722 (s390_call_saved_register_used): Likewise.
19723 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19724 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
19725 (shcompact_byref, sh_pass_by_reference): New.
19726 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19727 (SHCOMPACT_BYREF): Remove.
19728 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
19729 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
19730 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
19731 (sparc_gimplify_va_arg): Use pass_by_reference.
19732 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19733 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19734 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
19735 (v850_pass_by_reference): New.
19736 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19737 (FUNCTION_ARG_CALLEE_COPIES): True.
19738 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
19739 FUNCTION_ARG_PASS_BY_REFERENCE docs.
19740
19741 2004-07-14 Richard Henderson <rth@redhat.com>
19742 Richard Sandiford <rsandifo@redhat.com>
19743
19744 * config/mips/mips-protos.h (mips_va_arg): Delete.
19745 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
19746 * config/mips/mips.c: Include tree-gimple.h.
19747 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
19748 (mips_arg_info): Remove special handling of must_pass_in_stck args.
19749 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
19750 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
19751
19752 2004-07-13 Bob Wilson <bob.wilson@acm.org>
19753
19754 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
19755 arguments for COND_EXPR in big-endian adjustment code.
19756
19757 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19758
19759 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
19760 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
19761 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
19762 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
19763
19764 2004-07-13 Diego Novillo <dnovillo@redhat.com>
19765
19766 PR tree-optimization/16443
19767 * tree-ssa-alias.c: Add more description for
19768 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
19769 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
19770 clobbering of call-clobbered and addressable variables. If
19771 there are any before aliases have been computed, add them.
19772
19773 2004-07-13 Diego Novillo <dnovillo@redhat.com>
19774
19775 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
19776 verification.
19777
19778 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
19779
19780 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
19781 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
19782 to the same type.
19783
19784 2004-07-13 Per Bothner <per@bothner.com>
19785
19786 * collect2.c (main): Handle --no-demangle and --demangle flags.
19787
19788 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
19789
19790 * Makefile.in (OBJS-common): Add tree-data-ref.o.
19791 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
19792 (tree-data-ref.o): New rule.
19793 * lambda.h: New file.
19794 * tree-data-ref.c: New file.
19795 * tree-data-ref.h: New file.
19796 * tree.c (int_cst_value, tree_fold_gcd): New functions.
19797 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
19798
19799 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
19800
19801 PR target/13926
19802 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
19803 * config/sparc/sparc.c (output_ubranch): New function.
19804 * config/sparc/sparc.md (jump pattern): Use it.
19805
19806 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
19807
19808 PR target/16494
19809 * config/sparc/sparc.c (output_cbranch): Properly guard
19810 the code handling far branches with TARGET_V9.
19811 * config/sparc/sparc.md (length attribute): Document the
19812 side-effect of having a length greater or equal to 3.
19813
19814 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
19815 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
19816
19817 PR target/15186
19818 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
19819 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
19820
19821 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
19822 Martin Sebor <sebor@roguewave.com>
19823
19824 PR target/12602
19825 * doc/invoke.texi (SPARC options): Document -threads
19826 and -pthreads on Solaris.
19827
19828 2004-07-13 Richard Henderson <rth@redhat.com>
19829
19830 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
19831 by reference.
19832 (ind_gimplify_va_arg_expr): Remove.
19833 * tree.h (ind_gimplify_va_arg_expr): Remove.
19834 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
19835 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
19836 argsp to be null.
19837
19838 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
19839 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
19840 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
19841 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
19842 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
19843
19844 2004-07-13 Richard Henderson <rth@redhat.com>
19845
19846 * function.c (pass_by_reference): New.
19847 (assign_parm_find_data_types): Use it.
19848 * calls.c (initialize_argument_information): Likewise.
19849 (emit_library_call_value_1): Likewise.
19850 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19851 * function.h (pass_by_reference): Declare.
19852
19853 2004-07-13 Richard Henderson <rth@redhat.com>
19854
19855 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
19856 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
19857 * expr.h (MUST_PASS_IN_STACK): Remove.
19858 * system.h (MUST_PASS_IN_STACK): Poison.
19859 * tree.h (must_pass_in_stack_var_size): Declare.
19860 (must_pass_in_stack_var_size_or_pad): Declare.
19861 * calls.c (must_pass_in_stack_var_size): New.
19862 (must_pass_in_stack_var_size_or_pad): Rename from
19863 default_must_pass_in_stack.
19864 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
19865 (TARGET_MUST_PASS_IN_STACK): New.
19866 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
19867 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
19868 (TARGET_MUST_PASS_IN_STACK): New.
19869 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
19870 * config/frv/frv.c (frv_must_pass_in_stack): New.
19871 (TARGET_MUST_PASS_IN_STACK): New.
19872 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
19873 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
19874 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
19875 (ix86_must_pass_in_stack): Make static.
19876 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
19877 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
19878 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
19879 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
19880 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
19881 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
19882 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
19883 (mcore_must_pass_on_stack): Remove.
19884 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
19885 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
19886 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
19887 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
19888 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
19889 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
19890 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
19891 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
19892 (TARGET_MUST_PASS_IN_STACK): New.
19893 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
19894 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
19895 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
19896 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
19897 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
19898 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
19899 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
19900 MUST_PASS_IN_STACK.
19901
19902 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
19903 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
19904 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
19905 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
19906 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
19907 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
19908 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
19909 config/xtensa/xtensa.c: Use target hook.
19910
19911 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
19912
19913 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
19914 * configure: Rebuilt.
19915
19916 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
19917
19918 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
19919 * config/mips/mips.h (mips_reg_names): Don't declare.
19920 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
19921 (TARGET_NAME_REGS): Delete.
19922 (TARGET_SWITCHES): Remove -mrnames.
19923 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
19924 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
19925 in REGISTER_NAMES.
19926 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
19927 (override_options): Remove handling of TARGET_NAME_REGS.
19928
19929 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
19930
19931 * config/mips/mips.h (TARGET_*): Boolify.
19932
19933 2004-07-12 Nick Clifton <nickc@redhat.com>
19934
19935 * config.gcc: Add sh-*-symbianelf target.
19936 * config/sh/sh.c: Add new target macros:
19937 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
19938 TARGET_CXX_IMPORT_EXPORT_CLASS.
19939 (sh_file_start): Create a definition of the .directive section.
19940 (sh_attribute): Add dllimport and dllexport attributes.
19941 * config/sh/symbian-pre.h: New file.
19942 * config/sh/symbian-post.h: New file.
19943 * config/sh/symbian.c: New file. Contains Symbian specific
19944 functions.
19945 * config/sh/sh-protos.h: Add prototypes for new functions
19946 provided by symbian.c.
19947 * config/sh/t-symbian: New file.
19948 * doc/extend.texi: Document support for dllimport and dllexport
19949 attributes by the sh-symbianelf target.
19950
19951 2004-07-12 James E Wilson <wilson@specifixinc.com>
19952
19953 * Makefile.in (AR): Use @AR@ not ar.
19954 (NM): New.
19955 (AR_FOR_TARGET): Use $(AR) not ar for native.
19956 (NM_FOR_TARGET): Use $(NM) not nm for native.
19957 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
19958 * configure: Regenerate.
19959
19960 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
19961
19962 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
19963 special case.
19964 (ashldi3_sp64): Likewise.
19965
19966 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19967
19968 PR target/16477
19969 * pa.c (function_arg): Update comment.
19970 * pa.h (BLOCK_REG_PADDING): Define.
19971
19972 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19973
19974 PR tree-optimization/16461
19975 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
19976 arguments of phi nodes.
19977
19978 2004-07-12 Devang Patel <dpatel@apple.com>
19979
19980 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
19981
19982 2004-07-12 Steve Ellcey <sje@cup.hp.com>
19983
19984 * function.c (expand_function_start): Ensure r_save is in Pmode.
19985 * calls.c (prepare_call_address): Ensure static_chain_value is
19986 in Pmode.
19987 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
19988 r_save_area are in Pmode.
19989 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
19990 fnaddr, and static_chain are in Pmode.
19991
19992 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
19993
19994 PR target/16445
19995 * config/ia64/ia64.c (bundling): Don't count ignored insns.
19996
19997 2004-07-12 Richard Henderson <rth@redhat.com>
19998
19999 * target.h (struct gcc_target): Move gimplify_va_arg_expr
20000 next to build_builtin_va_list.
20001 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
20002 * builtins.c (gimplify_va_arg_expr): Likewise.
20003 * gimplify.c (copy_if_shared_r): Likewise.
20004
20005 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
20006
20007 * passes.c (rest_of_decl_compilation): Don't defer call of
20008 assemble_variable if its DECL_RTL is already set.
20009
20010 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
20011
20012 * cfgloop.h (struct loop): Add nb_iterations field.
20013 (current_loops): Declare.
20014 * tree-chrec.c (chrec_not_analyzed_yet,
20015 chrec_dont_know, chrec_known, count_ev_in_wider_type,
20016 chrec_contains_symbols_defined_in_loop): Remove the temporary
20017 hooks.
20018 * tree-flow-inline.h (loop_containing_stmt): New function.
20019 * tree-scalar-evolution.c: Add implementation.
20020 * tree-scalar-evolution.h: Add declarations.
20021
20022 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
20023
20024 PR rtl-optimization/15921
20025 * Makefile.in (global.o): Add recog.h.
20026
20027 * global.c (recog.h): Add the include-clause.
20028 (bb_info): New member earlyclobber.
20029 (allocate_bb_info, free_bb_info): Initialize/finish the new
20030 member.
20031 (earlyclobber_regclass, earlyclobber_regclass_length): The new
20032 global variables.
20033 (check_earlyclobber, regclass_intersect,
20034 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
20035 New functions.
20036 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
20037 (make_accurate_live_analysis): Modify pavin.
20038
20039 2004-07-12 Diego Novillo <dnovillo@redhat.com>
20040
20041 * tree-cfg.c (find_taken_edge): Statically compute the truth
20042 value of a predicate comparing an SSA_NAME to itself.
20043
20044 2004-07-12 Roger Sayle <roger@eyesopen.com>
20045
20046 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
20047 rs6000 doesn't have shift-and-add or shift-and-sub instructions
20048 by returning the cost of a multiplication plus an addition.
20049
20050 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
20051
20052 PR tree-optimization/14107
20053 * gimplify.c (gimplify_return_expr): Accept a
20054 RETURN_EXPR with an error argument.
20055 * tree-optimize.c (init_tree_optimization_passes):
20056 Run pass_warn_function_return at -O0.
20057
20058 2004-07-12 Roger Sayle <roger@eyesopen.com>
20059
20060 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
20061 index entry.
20062
20063 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
20064
20065 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
20066 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
20067 * config/mips/3000.md: Add copyright notice. Remove automota and
20068 function units; use generic ones instead. Only define reservations
20069 for things that are different from generic.md. Extend each clause
20070 to include r3900.
20071 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
20072 * config/mips/mips.md: Include them. Remove define_function_units.
20073 (alu, imuldiv): New automata and units.
20074
20075 2004-07-12 Ben Elliston <bje@au.ibm.com>
20076
20077 * doc/invoke.texi (Optimize Options): Document -frename-registers
20078 not being enabled by default at -O3.
20079
20080 2004-07-11 Roger Sayle <roger@eyesopen.com>
20081
20082 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
20083 floating point additions, to keep real immediate constant positive.
20084 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
20085 into X + C, and leave positive real constants as X - C.
20086
20087 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20088
20089 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
20090
20091 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20092
20093 PR tree-optimization/15654
20094 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
20095
20096 2004-07-11 Roger Sayle <roger@eyesopen.com>
20097
20098 * builtins.c (fold_builtin_fputs): Don't bother converting the
20099 return type to integer_type_node, as we've already checked that
20100 the result will be ignored.
20101
20102 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
20103 that signed addition, subtraction, multiplication, division,
20104 remainder, negation and absolute value may potentially trap.
20105
20106 * fold-const.c (fold_ignored_result): New function to strip
20107 non-side-effecting tree nodes from an expression whose result
20108 is ignored.
20109 (fold_convert): Call fold_ignored_result when casting a value
20110 to VOID_TYPE.
20111 (omit_one_operand): Call fold_ignored_result on the "omitted"
20112 operand when building a COMPOUND_EXPR.
20113 (pedantic_omit_one_operand): Likewise.
20114 * tree.h (fold_ignored_result): Prototype here.
20115 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
20116 when we're going to ignore the result.
20117
20118 2004-07-11 Richard Henderson <rth@redhat.com>
20119
20120 PR tree-opt/16383
20121 * tree-ssa-ccp.c (fold_stmt_r): Split out...
20122 * tree.c (fields_compatible_p, find_compatible_field): ... new.
20123 * tree.h (fields_compatible_p, find_compatible_field): Declare.
20124 * tree-sra.c (sra_hash_tree): Hash fields by offset.
20125 (sra_elt_eq): Use fields_compatible_p.
20126 (generate_one_element_ref): Use find_compatible_field.
20127
20128 2004-07-11 Richard Henderson <rth@redhat.com>
20129
20130 PR tree-opt/16422
20131 * tree-sra.c (generate_one_element_init): New.
20132 (generate_element_init): Use it.
20133 (scalarize_init): Push/pop gimplify context around it.
20134 (find_new_referenced_vars_1, find_new_referenced_vars): New.
20135 * gimplify.c (gimplify_expr): Allow SSA_NAME.
20136
20137 2004-07-11 Roger Sayle <roger@eyesopen.com>
20138
20139 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
20140 combine.c's combine_insn_cost.
20141 * rtl.h (insn_rtx_cost): Prototype here.
20142 * combine.c (combine_insn_cost): Delete function.
20143 (combine_validate_cost): Update callers of combine_insn_cost to
20144 call insn_rtx_cost instead.
20145 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
20146 requesting the rtx_cost of call and/or jump instructions.
20147
20148 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
20149 rtx_cost directly. Don't request/use the cost of call or jump
20150 instructions. Return -1 if the cost of any instruction can't be
20151 determined (or the BB contains a function call).
20152 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
20153 -1 (i.e. can't determine the cost of any instruction or the basic
20154 block contains a subroutine call).
20155 (find_if_case_2): Likewise.
20156
20157 2004-07-11 Roger Sayle <roger@eyesopen.com>
20158
20159 * rs6000.c (struct processor_costs): Change semantics of fields to
20160 include the COST_N_INSNS scaling, and update all initializers.
20161 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
20162 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
20163 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
20164 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
20165
20166 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20167
20168 * LANGUAGES: Remove obsolete information.
20169
20170 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
20171
20172 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
20173 SIGBUS signal frames, the PSW address points *to* the faulting
20174 instruction, not after it.
20175
20176 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
20177
20178 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
20179 added to TLS symbol addresses.
20180
20181 2004-07-11 Richard Henderson <rth@redhat.com>
20182
20183 * expmed.c (init_expmed): Use stack-local structures for
20184 temporary rtl. Don't recognize shifts.
20185
20186 2004-07-11 Richard Henderson <rth@redhat.com>
20187
20188 * expr.c (store_expr): Don't fiddle subreg promotion for types
20189 with precision smaller than the mode.
20190
20191 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20192
20193 * tree.h (all_types_permanent): Remove.
20194
20195 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20196
20197 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
20198 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
20199 * langhooks.c (lhd_clear_binding_stack): Remove.
20200 * langhooks-def.h (lhd_clear_binding_stack,
20201 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
20202 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
20203 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
20204 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
20205 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
20206 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
20207 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
20208 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
20209 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
20210 * tree.h (poplevel): Don't declare.
20211 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
20212 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
20213 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
20214 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
20215 Remove.
20216
20217 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20218
20219 PR tree-optimization/16437
20220 * c-common.c (shorten_compare): Don't mark result of conversion to
20221 narrower signed type as overflowing.
20222 * fold-const.c (decode_field_reference): Determine whether
20223 signedness comes from outer type using precision rather than size.
20224
20225 2004-07-11 Phil Edwards <phil@codesourcery.com>
20226
20227 * configure.ac: Alphabetize --enable-checking list, add
20228 missing valgrind entry.
20229 * configure: Regenerate.
20230
20231 2004-07-11 Phil Edwards <phil@codesourcery.com>
20232
20233 * doc/install.texi (Testing): Fix syntax in "make check" example.
20234
20235 2004-07-10 James E Wilson <wilson@specifixinc.com>
20236
20237 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
20238
20239 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20240
20241 PR rtl-optimization/16001
20242 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
20243 niter_expr.
20244
20245 2004-07-10 Geoffrey Keating <geoffk@apple.com>
20246
20247 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
20248
20249 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
20250 James Morrison <phython@gcc.gnu.org>
20251
20252 * doc/contrib.texi (Contributors): Add gfortran contributors and
20253 fix a couple of typos.
20254
20255 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20256
20257 PR rtl-optimization/15387
20258 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
20259 to incoming args space correctly.
20260
20261 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20262
20263 * pa.c (output_indirect_call): Only use %r2 as the link register in
20264 indirect calls with the long PA 2.0 pc-relative branch.
20265
20266 2004-07-10 Daniel Jacobowitz <dan@debian.org>
20267
20268 * config/i386/i386.c (override_options): Pick a 64-bit CPU
20269 for the default tuning if TARGET_64BIT.
20270
20271 2004-07-10 Richard Henderson <rth@redhat.com>
20272
20273 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
20274 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
20275
20276 2004-07-10 Jakub Jelinek <jakub@redhat.com>
20277
20278 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
20279 * expmed.c (store_bit_field, extract_bit_field): Remove last
20280 argument.
20281 * builtins.c (expand_builtin_signbit): Adjust callers.
20282 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
20283 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
20284 * ifcvt.c (noce_emit_move_insn): Likewise.
20285 * stmt.c (expand_return): Likewise.
20286 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
20287 store_field, expand_expr_real_1): Likewise.
20288
20289 2004-07-10 Richard Henderson <rth@redhat.com>
20290
20291 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
20292
20293 2004-07-09 Mike Stump <mrs@apple.com>
20294
20295 * config/darwin.c (no_dead_strip): Add.
20296 (HAVE_DEAD_STRIP): Add.
20297 (darwin_emit_unwind_label): Ensure that we don't dead code strip
20298 the .eh label.
20299
20300 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20301
20302 * tree-ssa-loop-im.c: New file.
20303 * Makefile.in (tree-ssa-loop-im.o): Add.
20304 * cfgloop.c (superloop_at_depth): New function.
20305 * cfgloop.h (superloop_at_depth): Declare.
20306 * common.opt (ftree-lim): New flag.
20307 * expr.c (array_ref_up_bound): New function.
20308 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
20309 * timevar.def (TV_LIM): New timevar.
20310 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
20311 computing immediate uses of a phi node.
20312 * tree-flow.h (struct tree_ann_common_d): Add aux field.
20313 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
20314 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
20315 * tree-pass.h (pass_lim): Declare.
20316 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
20317 functions.
20318 (pass_lim): New pass structure.
20319 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
20320 * tree.c (in_array_bounds_p): New function.
20321 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
20322 (in_array_bounds_p, array_ref_up_bound): Declare.
20323 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
20324 * doc/passes.texi (tree-ssa-loop-im.c): Document.
20325
20326 2004-07-09 Richard Henderson <rth@redhat.com>
20327
20328 * builtins.c (expand_builtin_stpcpy): Don't modify len.
20329
20330 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
20331 with prejudice.
20332
20333 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
20334
20335 * flags.h: Delete redundant prototypes that are being generated
20336 in options.h from common.opt.
20337 * common.opt: Add in the expository comments formerly in flags.h.
20338
20339 2004-07-09 Jan Beulich <jbeulich@novell.com>
20340
20341 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
20342 available for use only when TARGET_MMX/_SSE is set, and check for
20343 variable argument function if any register count is non-zero.
20344 (function_arg): Correctly suppress repeated warnings for passing SSE
20345 vectors are arguments without SSE enabled.
20346 (ix86_function_arg_boundary): Without SSE enabled, the use of what
20347 would be SSE register modes does no longer influence the alignment.
20348
20349 2004-07-09 Richard Henderson <rth@redhat.com>
20350
20351 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
20352 Always align upward to arg boundary. Use size_in_bytes/round_up.
20353 Maintain type-correctness of constants.
20354 * stor-layout.c (round_up, round_down): Special-case powers of 2.
20355
20356 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
20357
20358 * config/sparc/sparc.c (*_costs): Scale instruction costs
20359 by COSTS_N_INSNS.
20360 (sparc_rtx_costs): Adjust as appropriate.
20361
20362 2004-07-09 Jan Beulich <jbeulich@novell.com>
20363
20364 * config/i386/mm3dnow.h: New.
20365 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
20366
20367 2004-07-09 Richard Henderson <rth@redhat.com>
20368
20369 * simplify-rtx.c (simplify_const_relational_operation): Only
20370 look at bounds of scalar integers.
20371
20372 2004-07-09 Jan Beulich <jbeulich@novell.com>
20373
20374 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
20375
20376 2004-07-09 Andrew Pinski <apinski@apple.com>
20377
20378 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
20379 always referenced.
20380 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
20381 UOBJC_METACLASS_decl.
20382
20383 2004-07-09 James E Wilson <wilson@specifixinc.com>
20384
20385 PR target/16364
20386 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
20387 do return a parallel if hfa_mode == XFmode and mode == TImode.
20388
20389 2004-07-09 Jan Beulich <jbeulich@novell.com>
20390
20391 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
20392 permissible for unary plus.
20393
20394 2004-07-09 Jan Beulich <jbeulich@novell.com>
20395
20396 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
20397 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
20398 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
20399 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
20400 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
20401 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
20402 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
20403 (BUILTIN_xxxIMAX): New.
20404 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
20405 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
20406 BUILT_IN_PARITYIMAX.
20407
20408 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
20409
20410 * config/sparc/sparc.h (processor_costs): Define.
20411 (sparc_costs): Declare.
20412 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
20413 hypersparc_costs, sparclet_costs, ultrasparc_costs,
20414 ultrasparc3_costs): New.
20415 (sparc_override_options): Set sparc_costs as appropriate.
20416 (sparc_rtx_costs): Use sparc_costs instead of messy
20417 conditionals.
20418
20419 2004-07-09 Steven Bosscher <stevenb@suse.de>
20420
20421 * doc/md.texi (Processor pipeline description): Mention that
20422 the old pipeline description is deprecated.
20423
20424 * config/rs6000/7450.md (automaton ppc7450): Split up, move
20425 mciu_7450 function unit to...
20426 (automaton ppc7450mciu): ...new automaton.
20427
20428 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
20429 (schedule_block): Don't consider inserting bubbles.
20430 (sched_init): Don't initialize DFA bubbles.
20431 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
20432 TARGET_SCHED_DFA_BUBBLE): Remove.
20433 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
20434 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
20435 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
20436
20437 * stmt.c (conditional_context): Remove prototype.
20438 * tree.h (conditional_context): Remove.
20439 * tree-cfg.c (pre_insert_on_edge): Remove.
20440
20441 * c-common.h (c_expand_asm_operands): Remove prototype.
20442 * c-typeck.c (c_expand_asm_operands): Remove.
20443
20444 2004-07-09 Jan Beulich <jbeulich@novell.com>
20445
20446 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
20447 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
20448 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
20449 and V8QI are class SSE. All sufficiently small remaining vector modes
20450 must be passed in one or two integer registers.
20451 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
20452 returned in memory.
20453 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
20454 __builtin_ia32_pmuludq128 have non-uniform argument and return types
20455 and must thus be handled explicitly.
20456 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
20457 MMX and XMM regs.
20458 (movv8qi_internal, movv4hi_internal, movv2si_internal,
20459 movv2sf_internal): Permit moving between MMX and XMM registers (since
20460 MMX areguments and return values are passed in XMM registers).
20461 (sse2_umulsidi3): Correct type and mode.
20462
20463 2004-07-09 Richard Henderson <rth@redhat.com>
20464
20465 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
20466
20467 2004-07-09 Eric Christopher <echristo@redhat.com>
20468
20469 * config/rs6000/40x.md: Split into two automatons.
20470
20471 2004-07-09 Zack Weinberg <zack@codesourcery.com>
20472 Andrew Pinski <apinski@apple.com>
20473
20474 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
20475 on when we have more than one input file.
20476 (c_common_parse_file): Restore loop over all input files.
20477 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
20478
20479 * c-decl.c (set_type_context): New function.
20480 (pop_scope): Use it to set context of types. When we
20481 encounter a TYPE_DECL, set the context of the attached type too.
20482 (pop_file_scope): Don't call cpp_undef_all here.
20483 (diagnose_mismatched_decls): Do not complain about a second
20484 definition of an 'extern inline' function if it's not in the
20485 same translation unit. Do not complain about inline
20486 declaration after use if the use was in a different
20487 translation unit.
20488 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
20489 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
20490 the external scope.
20491 (pushdecl_top_level): Likewise.
20492 (grokdeclarator): Clarify what is going on with setting
20493 DECL_EXTERNAL on function types, a little.
20494 (c_write_global_declarations): Don't do anything if
20495 -fsyntax-only or errors have been encountered.
20496
20497 2004-07-09 Zack Weinberg <zack@codesourcery.com>
20498
20499 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
20500
20501 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20502
20503 PR target/16459
20504 * pa.c (output_indirect_call): Use %r2 as the link register when
20505 calling $$dyncall with a pc-relative branch.
20506
20507 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
20508
20509 * doc/install.texi (Binaries): Mention OpenPKG.
20510
20511 2004-07-09 Diego Novillo <dnovillo@redhat.com>
20512
20513 Fix PR tree-optimization/15555
20514 * tree-dfa.c (dump_variable): If the variable is a pointer
20515 SSA_NAME, also dump its points-to information.
20516 * tree-flow.h (struct ptr_info_def): Add field
20517 is_dereferenced.
20518 (dump_points_to_info_for): Declare.
20519 (debug_points_to_info_for): Declare.
20520 * tree-optimize.c (init_tree_optimization_passes): Add a
20521 second alias analysis pass after DOM2.
20522 Move pass_del_pta to a later spot.
20523 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
20524 create a name tags when we find a dereferenced pointer. Just
20525 mark the pointer dereferenced.
20526 (collect_points_to_info_for): Move code to clear points-to
20527 information to create_name_tags.
20528 (create_name_tags): New function.
20529 (compute_flow_sensitive_aliasing): Call it.
20530 (setup_pointers_and_addressables): Mark type tags for renaming
20531 here instead of ...
20532 (create_memory_tag): ... here.
20533 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
20534 (dump_points_to_info_for): Declare extern.
20535 (debug_points_to_info_for): New function.
20536
20537 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
20538
20539 * config/arc/arc.md: Switch to DFA-based scheduler description.
20540 * config/arc/arc.c: Switch to DFA-based scheduler description.
20541
20542 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20543
20544 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
20545 pointer.
20546
20547 2004-07-09 Richard Henderson <rth@redhat.com>
20548
20549 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
20550 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20551 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
20552 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
20553
20554 * config/v850/v850-protos.h (v850_va_arg): Remove.
20555 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20556 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
20557 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
20558 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
20559 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
20560
20561 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20562
20563 PR target/12133
20564 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
20565 and DImode to use +/-4k offset.
20566
20567 2004-07-09 Richard Henderson <rth@redhat.com>
20568
20569 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
20570 Remove.
20571 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20572 (xstormy16_gimplify_va_arg_expr): Rewrite from
20573 xstormy16_expand_builtin_va_arg.
20574 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
20575
20576 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
20577 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
20578
20579 * config/sh/sh-protos.h (sh_va_arg): Remove.
20580 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20581 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
20582 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
20583
20584 * config/pa/pa-protos.h (hppa_va_arg): Remove.
20585 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20586 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
20587 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
20588
20589 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
20590 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20591 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
20592 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
20593
20594 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
20595
20596 * config/sparc/sparc.md (return): Rewrite length formula.
20597 * config/sparc/sparc.c (output_return): Pass 1 as 5th
20598 argument to final_scan_insn when in a delay slot.
20599 (output_sibcall): Likewise.
20600
20601 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20602
20603 * arm.c (arm_cpp_interwork): New variable.
20604 (arm_override_options): Set it if TARGET_INTERWORK was on the command
20605 line.
20606 * arm.h (arm_cpp_interwork): Declare it.
20607 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
20608 __THUMB_INTERWORK__ in the preprocessor.
20609
20610 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
20611
20612 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
20613
20614 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
20615
20616 PR target/16416
20617 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
20618 Override default settings to account for -m32 and -m64.
20619
20620 2004-07-08 Randolph Chung <tausq@debian.org>
20621
20622 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
20623
20624 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
20625
20626 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
20627 before comparing it as such.
20628
20629 2004-07-08 Richard Henderson <rth@redhat.com>
20630
20631 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
20632 temporary. Use bit arithmetic to align.
20633
20634 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
20635
20636 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
20637 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
20638 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
20639 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
20640 add_labels_and_missing_jumps, find_jump_block,
20641 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
20642 Likewise.
20643 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
20644 link_btr_uses, move_btr_def): Likewise.
20645 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
20646 expand_builtin_expect_jump): Likewise.
20647 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
20648 * calls.c (expand_call, emit_library_call_value_1): Likewise.
20649 * cfganal.c (forwarder_block_p): Likewise.
20650 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
20651 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
20652 find_bb_boundaries): Likewise.
20653 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
20654 merge_blocks_move_predecessor_nojumps,
20655 merge_blocks_move_successor_nojumps, insns_match_p,
20656 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
20657 try_optimize_cfg): Likewise.
20658 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
20659 * cfglayout.c (skip_insns_after_block, label_for_bb,
20660 record_effective_endpoints, insn_locators_initialize,
20661 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
20662 * cfgmainloop.c (create_loop_notes): Likewise.
20663 * cfgrtl.c (delete_insn, delete_insn_chain,
20664 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
20665 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
20666 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
20667 redirect_branch_edge, force_nonfallthru_and_redirect,
20668 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
20669 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
20670 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
20671 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
20672 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
20673 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
20674 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
20675 * combine.c (combine_instructions, can_combine_p, try_combine,
20676 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
20677 distribute_notes, distribute_links, insn_cuid): Likewise.
20678 * cse.c (fold_rtx, cse_insn, cse_around_loop,
20679 invalidate_skipped_block, cse_set_around_loop,
20680 cse_end_of_basic_block, cse_main, cse_basic_block,
20681 cse_condition_code_reg): Likewise.
20682 * cselib.c (cselib_process_insn): Likewise.
20683 * ddg.c (create_ddg): Likewise.
20684 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
20685 Likewise.
20686 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
20687 gen_label_die, dwarf2out_var_location): Likewise.
20688 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
20689 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
20690 last_call_insn, active_insn_p, next_label, prev_label,
20691 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
20692 add_insn_before, remove_insn, add_function_usage_to,
20693 reorder_insns, find_line_note, remove_unnecessary_notes,
20694 emit_insn_after_1, classify_insn): Likewise.
20695 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
20696 connect_post_landing_pads, sjlj_mark_call_sites,
20697 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
20698 can_throw_internal, can_throw_external, set_nothrow_function_flags,
20699 convert_to_eh_region_ranges): Likewise.
20700 * explow.c (optimize_save_area_alloca): Likewise.
20701 * expr.c (expand_expr_real): Likewise.
20702 * final.c (insn_current_reference_address, compute_alignments,
20703 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
20704 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
20705 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
20706 propagate_block_delete_insn, propagate_one_insn,
20707 init_propagate_block_info, propagate_block, libcall_dead_p,
20708 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
20709 Likewise.
20710 * function.c (instantiate_virtual_regs, reorder_blocks_1,
20711 expand_function_start, expand_function_end, contains,
20712 thread_prologue_and_epilogue_insns,
20713 reposition_prologue_and_epilogue_notes): Likewise.
20714 * gcse.c (constprop_register, bypass_conditional_jumps,
20715 insert_insn_end_bb, gcse_after_reload): Likewise.
20716 * genemit.c (gen_expand, gen_split): Likewise.
20717 * genpeep.c (gen_peephole, main): Likewise.
20718 * global.c (build_insn_chain): Likewise.
20719 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
20720 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
20721 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
20722 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
20723 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
20724 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
20725 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
20726 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
20727 dead_or_predicable): Likewise.
20728 * integrate.c (try_constants): Likewise.
20729 * jump.c (rebuild_jump_labels, cleanup_barriers,
20730 purge_line_number_notes, init_label_info, mark_all_labels,
20731 squeeze_notes, get_label_before, get_label_after,
20732 reversed_comparison_code_parts, simplejump_p, pc_set,
20733 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
20734 delete_barrier, delete_prior_computation, delete_computation,
20735 delete_related_insns, delete_for_peephole, redirect_jump):
20736 Likewise.
20737 * lcm.c (optimize_mode_switching): Likewise.
20738 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
20739 Likewise.
20740 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
20741 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
20742 * loop-iv.c (simplify_using_assignment): Likewise.
20743 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
20744 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
20745 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
20746 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
20747 check_insn_for_givs, check_final_value, update_giv_derive,
20748 basic_induction_var, product_cheap_p, check_dbra_loop,
20749 loop_insn_first_p, last_use_this_basic_block,
20750 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
20751 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
20752 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
20753 sms_schedule_by_order): Likewise.
20754 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
20755 * postreload.c (reload_cse_simplify_operands, reload_combine,
20756 reload_cse_move2add): Likewise.
20757 * predict.c (can_predict_insn_p, estimate_probability,
20758 expected_value_to_br_prob, process_note_predictions): Likewise.
20759 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
20760 * profile.c (branch_prob): Likewise.
20761 * ra-build.c (live_out_1, livethrough_conflicts_bb,
20762 detect_webs_set_in_cond_jump): Likewise.
20763 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
20764 ra_print_rtl_with_bb): Likewise.
20765 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
20766 * recog.c (next_insn_tests_no_inequality, find_single_use,
20767 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
20768 * reg-stack.c (next_flags_user, record_label_references,
20769 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
20770 compensate_edge, convert_regs_1): Likewise.
20771 * regclass.c (scan_one_insn): Likewise.
20772 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
20773 regmove_optimize, fixup_match_1, single_set_for_csa,
20774 combine_stack_adjustments_for_block): Likewise.
20775 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
20776 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
20777 find_equiv_reg): Likewise.
20778 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
20779 reload_as_needed, emit_input_reload_insns, do_output_reload,
20780 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
20781 Likewise.
20782 * reorg.c (find_end_label, emit_delay_sequence,
20783 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
20784 get_jump_flags, rare_destination, mostly_true_jump,
20785 try_merge_delay_insns, redundant_insn, own_thread_p,
20786 fill_simple_delay_slots, fill_slots_from_thread,
20787 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
20788 dbr_schedule): Likewise.
20789 * resource.c (find_basic_block, next_insn_no_annul,
20790 find_dead_or_set_registers, mark_target_live_regs): Likewise.
20791 * rtl.h (RTX_PREV): Likewise.
20792 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
20793 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
20794 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
20795 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
20796 tablejump_p, computed_jump_p, insns_safe_to_move_p,
20797 find_first_parameter_load, can_hoist_insn_p): Likewise.
20798 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
20799 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
20800 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
20801 schedule_ebbs): Likewise.
20802 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
20803 is_conditionally_protected, can_schedule_ready_p,
20804 add_branch_dependences, debug_dependencies): Likewise.
20805 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
20806 Likewise.
20807 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
20808 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
20809 set_dominates_use, ujump_to_loop_cont): Likewise.
20810 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
20811 * varasm.c (output_constant_pool_1): Likewise.
20812
20813 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20814
20815 * tree-scalar-evolution.c: New file.
20816 * tree-scalar-evolution.h: New file.
20817 * tree-ssa-loop-niter.c: New file.
20818 * Makefile.in (SCEV_H): New.
20819 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
20820 * cfgloop.h (struct loop): Add bounds field.
20821 * tree-flow.h (struct tree_niter_desc): New type.
20822 (number_of_iterations_cond, number_of_iterations_exit,
20823 loop_niter_by_eval, find_loop_niter_by_eval,
20824 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
20825 free_numbers_of_iterations_estimates): Declare.
20826 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
20827 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
20828 * doc/invoke.texi (max-iterations-to-track): Document.
20829
20830 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
20831
20832 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
20833 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
20834 (MODE_AFTER): Add cast appropriately.
20835 * config/sh/sh.md (movdi splitter): Likewise.
20836 (casesi_worker_2): Add const qualifier appropriately.
20837 (eh_return): Remove unused variable.
20838 (insv): Initialize v;
20839
20840 2004-07-08 Richard Henderson <rth@redhat.com>
20841
20842 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
20843 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20844 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
20845 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
20846 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
20847
20848 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
20849 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20850 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
20851 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
20852
20853 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
20854 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20855 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
20856 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
20857
20858 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
20859 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20860 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
20861 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
20862
20863 * config/i860/i860-protos.h (i860_va_arg): Remove.
20864 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20865 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
20866 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
20867
20868 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
20869
20870 * system.h: Prototype getpagesize if missing.
20871 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
20872 * configure: Regenerate.
20873 * config.in: Regenerate.
20874
20875 2004-07-08 Richard Henderson <rth@redhat.com>
20876
20877 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
20878 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20879 (fr30_gimplify_va_arg_expr): New.
20880 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
20881 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
20882
20883 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
20884
20885 PR target/16414
20886 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
20887 of asm_noperands result.
20888
20889 2004-07-08 Richard Henderson <rth@redhat.com>
20890
20891 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
20892 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20893 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
20894 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
20895
20896 2004-07-08 Richard Henderson <rth@redhat.com>
20897
20898 * builtins.c (ind_gimplify_va_arg_expr): New.
20899 * tree.h (ind_gimplify_va_arg_expr): Declare.
20900 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
20901
20902 2004-07-08 Jan Beulich <jbeulich@novell.com>
20903
20904 * expmed.c (extract_bit_field): Correct condition to use vec_extract
20905 patterns also on vector elements other than the first one.
20906 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
20907 break statements.
20908
20909 2004-07-08 Geoffrey Keating <geoffk@apple.com>
20910
20911 * config/rs6000/darwin-ldouble.c: Correct reference
20912 to the Linnainmaa paper.
20913
20914 2004-07-08 Richard Henderson <rth@redhat.com>
20915
20916 * config/arc/arc-protos.h (arc_va_arg): Remove.
20917 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20918 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
20919 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
20920
20921 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
20922 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20923 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
20924 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
20925
20926 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20927
20928 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
20929
20930 2004-07-08 Zack Weinberg <zack@codesourcery.com>
20931
20932 * c-decl.c (static_ctors, static_dtors): Make static.
20933 (pop_file_scope): Call c_common_write_pch and
20934 cgraph_finalize_compilation_unit here.
20935 (build_cdtor): Moved here from c-objc-common.c; simplify.
20936 (c_write_global_declarations_1): Clarify comment.
20937 (c_write_global_declarations): Close the external scope before
20938 doing anything else. Call build_cdtor, cgraph_optimize, and
20939 mudflap_finish_file here.
20940 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
20941 Clarify comment.
20942 * c-objc-common.c: No need to include cgraph.h.
20943 (build_cdtor): Moved to c-decl.c.
20944 (c_objc_common_finish_file): Delete.
20945 * c-tree.h: Update to match.
20946 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
20947 (generate_static_references): Set TREE_USED before calling finish_decl.
20948 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
20949 on the static_instances_decl.
20950
20951 2004-07-08 Zack Weinberg <zack@codesourcery.com>
20952
20953 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
20954 decls when there is only one input translation unit.
20955 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
20956 change of 2004-07-05; do not treat declarations with
20957 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
20958 * opts.c (cur_in_fname): Delete.
20959 * opts.h: Likewise.
20960 * tree.c: Revert changes of 2004-07-05; no special treatment
20961 for TRANSLATION_UNIT_DECLs.
20962 * Makefile.in (tree.o): Update dependencies.
20963
20964 2004-07-08 Roger Sayle <roger@eyesopen.com>
20965
20966 * builtins.c (fold_builtin_strcpy): Merge functionality from
20967 simplify_builtin_strcpy. Add additional len argument. No longer
20968 static. Remove function prototype.
20969 (fold_builtin_strncpy): Likewise integrate functionality from
20970 simplify_builtin_strncpy. Add additional slen argument. No
20971 longer static. Remove function prototype.
20972 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
20973 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
20974 types of "ignore" and "unlocked" parameters to bool.
20975 (fold_builtin_1): Add additional ignore argument. Call renamed
20976 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
20977 builtins. Update arguments to fold_builtin_strncpy and
20978 fold_builtin_strcpy. Add function prototype.
20979 (fold_builtin): Add additional Boolean ignore argument to pass
20980 to fold_builtin_1.
20981 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
20982 and fold_builtin_strncpy instead of simplify_builtin_fputs,
20983 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
20984
20985 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
20986 simplify_builtin_strncpy): Delete function prototypes.
20987 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
20988 fold_builtin_strncpy): Add function prototypes here.
20989 (fold_builtin): Update function prototype with new "bool ignore".
20990
20991 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
20992 (ccp_fold_builtin): Update call to fold_builtin. Call
20993 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
20994 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
20995 simplify_builtin_strncpy respectively.
20996 * fold-const.c (fold): Update call to fold_builtin.
20997
20998 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
20999
21000 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
21001 to strcpy.
21002
21003 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
21004 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
21005 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
21006 * calls.c: Remove ifdefs of macros above.
21007 * functions.c: Likewise.
21008 * expr.c: Likewise.
21009
21010 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21011
21012 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
21013 (arch attribute): Delete.
21014 (current_function_calls_alloca attribute): Rename into calls_alloca.
21015 (calls_eh_return): New attribute.
21016 (leaf_function): Likewise.
21017 (length attribute): Fix formula for sibcalls.
21018 (return insn): Correctly compute the 'length' attribute.
21019 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
21020
21021 2004-07-08 Richard Henderson <rth@redhat.com>
21022
21023 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
21024 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
21025 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
21026 * tree-eh.c (lower_eh_constructs_1): Likewise.
21027 * tree-sra.c (sra_walk_modify_expr): Likewise.
21028 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21029 (eliminate_unnecessary_stmts): Likewise.
21030 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
21031 * tree-tailcall.c (optimize_tail_call): Likewise.
21032 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
21033
21034 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
21035 Jakub Jelinek <jakub@redhat.com>
21036
21037 * config/i386/i386.c (override_options): Enable
21038 SSE prefetches with -mtune, as long as we are
21039 compiling for i686 or higher. All i686 processors
21040 accept SSE prefetches as NOPS, some i586's don't.
21041
21042 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21043
21044 PR target/10567
21045 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
21046
21047 2004-07-08 Diego Novillo <dnovillo@redhat.com>
21048
21049 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
21050 the handling of clobbering ASM_EXPRs.
21051
21052 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21053
21054 PR target/16430
21055 * config/sparc/sparc.c (function_value): In 64-bit mode,
21056 return the aggregates larger than 16 bytes like unions.
21057
21058 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21059
21060 PR target/16199
21061 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
21062 'temp' is zero, generate new pseudos as needed and emit the
21063 sequence of insns in single-assignment form. Resync comments
21064 with code.
21065 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
21066 function before reload.
21067
21068 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
21069
21070 * vec.c (vec_assert_fail): Remove duplicate 'function'.
21071
21072 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
21073
21074 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
21075 Allocation is signed.
21076 (VEC_reserve): Return flag, allocation is signed.
21077
21078 2004-07-08 Richard Henderson <rth@redhat.com>
21079
21080 * tree-ssa-ccp.c (fold_stmt): Get type directly from
21081 OBJ_TYPE_REF_OBJECT.
21082
21083 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
21084 Neil Booth <neil@daikokuya.co.uk>
21085
21086 PR c/2511
21087 PR c/3325
21088 * c-decl.c (finish_struct): Ensure bit-fields are given the
21089 correct type.
21090 * c-common.c (c_common_signed_or_unsigned_type): For C, require
21091 the precision to match as well as the mode.
21092 * expr.c (reduce_to_bit_field_precision): New function.
21093 (expand_expr_real_1): Reduce expressions of bit-field type to
21094 proper precision.
21095 * langhooks.h (reduce_bit_field_operations): New hook.
21096 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21097 Define.
21098 * c-lang.c, objc/objc-lang.c
21099 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
21100 * objc/objc-act.c (check_ivars): Convert types to bit-field types
21101 before checking.
21102 * tree.c (build_nonstandard_integer_type): New function.
21103 * tree.h (build_nonstandard_integer_type): New prototype.
21104 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
21105 conversions between integer and boolean types as useless.
21106
21107 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
21108
21109 * c-common.c (c_common_nodes_and_builtins): Do not
21110 create __builtin_ptrdiff_t and __builtin_size_t.
21111
21112 2004-07-08 Andrew Pinski <apinski@apple.com>
21113
21114 * Makefile.in (libbackend.o): Add -combine to the gcc
21115 command line.
21116
21117 2004-07-08 Nick Clifton <nickc@redhat.com>
21118
21119 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
21120 Set to -Os.
21121
21122 2004-07-08 Richard Henderson <rth@redhat.com>
21123
21124 * except.c (expand_eh_region_start, expand_eh_region_end,
21125 expand_eh_handler, expand_eh_region_end_cleanup,
21126 expand_start_all_catch, expand_start_catch, expand_end_catch,
21127 expand_end_all_catch, expand_eh_region_end_allowed,
21128 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
21129 expand_eh_region_end_fixup): Remove.
21130 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
21131 cleanups, outer_cleanups, label_chain, exception_region.
21132 (struct goto_fixup): Remove stack_level, cleanup_list_list.
21133 (struct label_chain): Remove.
21134 (struct stmt_status): Remove x_stack_block_stack.
21135 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
21136 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
21137 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
21138 end_cleanup_deferral, last_cleanup_this_contour,
21139 containing_blocks_have_cleanups_or_stack_level,
21140 any_pending_cleanups): Remove.
21141 (expand_null_return_1): Take no arguments.
21142 (expand_label, expand_naked_return, expand_return,
21143 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
21144 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
21145 expand_end_case_type): Don't use any of them.
21146 * calls.c (expand_call): Likewise.
21147 * dojump.c (do_jump): Likewise.
21148 * function.c (expand_function_end): Likewise.
21149 * expr.c (store_expr, expand_expr_real_1): Likewise.
21150 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
21151 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
21152 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
21153 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
21154 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
21155 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
21156 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
21157 for WITH_CLEANUP_EXPR.
21158 (gimple_push_cleanup): Likewise.
21159 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
21160 * print-tree.c (print_node): Likewise.
21161 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
21162 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
21163 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
21164 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
21165 (GOTO_SUBROUTINE_EXPR): Remove.
21166 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
21167 (DECL_TOO_LATE): Remove.
21168 * except.h, tree.h: Update decls.
21169
21170 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
21171
21172 * explow.c (optimize_save_area_alloca): Do not accept parameters.
21173 * passes.c (rest_of_handle_final): Handle symout.
21174 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
21175 Push timevar here.
21176 (rest_of_handle_sched): Break out SMS. Remove ifs for
21177 flag_schedule_insns and flag_modulo_sched.
21178 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
21179 collect at the end.
21180 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
21181 (rest_of_handle_partition_blocks, rest_of_handle_sms,
21182 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
21183 rest_of_handle_mode_switching, rest_of_handle_jump,
21184 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
21185 rest_of_handle_jump2, rest_of_handle_postreload,
21186 rest_of_handle_flow2, rest_of_clean_state,
21187 rest_of_handle_shorten_branches,
21188 rest_of_handle_prologue_epilogue,
21189 rest_of_handle_branch_target_load_optimize): New.
21190 (rest_of_compilation): Call the above. Remove ggc_collect
21191 calls moved to rest_of_handle_*.
21192 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
21193
21194 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
21195 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
21196 * except.h (set_nothrow_function_flags): Update comment.
21197 * function.c (current_function_nothrow): Remove.
21198 * output.h (current_function_nothrow): Remove.
21199 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
21200 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
21201
21202 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21203
21204 PR bootstrap/16326
21205 * reorg.c: Revert 2004-06-30 change.
21206 (find_end_label): If HAVE_epilogue and !HAVE_return,
21207 return 0 instead of creating a label at the end of the insn chain.
21208 (optimize_skip): Account for the failure mode of find_end_label.
21209 (fill_simple_delay_slots): Likewise.
21210 (fill_slots_from_thread): Likewise.
21211 (relax_delay_slots): Likewise.
21212
21213 2004-07-08 Diego Novillo <dnovillo@redhat.com>
21214
21215 * tree-flow.h (addressable_vars): Declare.
21216 * tree-ssa-alias.c (addressable_vars): Define.
21217 (setup_pointers_and_addressables): Add addressable variables
21218 to addressable_vars.
21219 * tree-ssa-operands.c (get_stmt_operands): Move
21220 handling of ASM_EXPRs ...
21221 (get_asm_expr_operands): ... here.
21222 When the ASM_EXPR clobbers memory, also clobber addressable
21223 variables.
21224 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
21225 (delete_tree_ssa): Reset addressable_vars.
21226
21227 2004-07-07 Jan Beulich <jbeulich@novell.com>
21228 Richard Henderson <rth@redhat.com>
21229
21230 * varasm.c (assemble_variable): Use assemble_zeros for
21231 zero-initialized variables.
21232 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
21233 for SECCAT_BSS and SECCAT_TBSS.
21234
21235 2004-07-07 Jan Beulich <jbeulich@novell.com>
21236
21237 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
21238
21239 * expmed.c (emit_store_flag): Also special-case double-word
21240 (in-)equality comparison against -1.
21241
21242 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
21243 passing arguments the containers for which are registers.
21244
21245 * calls.c (emit_library_call_value_1): Use mode of function parameter
21246 rather than that of argument since constants have none.
21247
21248 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
21249
21250 Introduce H8SX support.
21251 * expr.c (expand_strcpy): Renamed and moved to...
21252 * builtins.c (expand_movstr): ... here. Tweak.
21253 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
21254 computed or has side effects.
21255 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
21256 unused, or if mempcpy fails. Adjust the return value in the
21257 latter case. Use movstr if everything else fails.
21258 * doc/md.texi (movstr): Document.
21259 (movmemM, clrmemM): Fix explanation of memory block operands.
21260 * config/h8300/h8300.md (stpcpy): Renamed to...
21261 (movstr): ... this. Adjust.
21262 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
21263 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
21264 movmem* and clrstr* to clrmem*.
21265 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
21266 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
21267 GENERAL_REGS, always.
21268 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
21269 getting the stack pointer as addr.
21270 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
21271 from general_operand_dst.
21272 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
21273 variant of...
21274 (movmd_internal): ... this. Add modes to operands. Disparage `D'
21275 instead of requiring it to match only before reload.
21276 (stpcpy_internal_normal): New, normal-mode variant of...
21277 (stpcpy_internal): ... this. Add modes to operands. Disparage
21278 `D' instead of requiring it to match only before reload.
21279 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
21280 mode argument.
21281 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
21282 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
21283 h8300_get_index.
21284 * config/h8300/h8300.md (attr type): Add call.
21285 (attr can_delay): If type is call, set it no.
21286 (call, call_value): Set type to call.
21287 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
21288 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
21289 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
21290 * tree.c (get_narrower): Don't narrow integral types into
21291 non-integral types.
21292 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
21293 frame_size *before* the first use.
21294 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
21295 on input.
21296 (peephole2): Don't widen instructions that push SP. Move
21297 decrement of SP to the end of all stm-generating peepholes.
21298 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
21299 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
21300 and OR to set it to all ones.
21301 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
21302 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
21303 (call, call_value): Set can_delay to "no".
21304 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
21305 * config/h8300/h8300.md (extzv): Make subreg check more robust.
21306 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21307 * config/h8300/h8300.md (*brabit): Remove.
21308 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
21309 zero_extract. Use bit_memory_operand as the predicate for
21310 operand 1 and 'WU' as the constraint. Check the difference
21311 between the base length and the final one when deciding which
21312 type of branch to use.
21313 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21314 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
21315 Use convert_move to extend the result for TARGET_H8300SX. Check
21316 for QImode memory references. Optimize the case where the
21317 destination is a paradoxical subreg.
21318 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21319 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
21320 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
21321 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21322 * config/h8300/h8300.md: Include mova.md
21323 (length_table): Add mova and mova_zero.
21324 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
21325 after all constant addresses for '%R', '%X', '%T' and '%S'.
21326 (h8300_mova_length): New function.
21327 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
21328 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
21329 dependencies for s-config, etc.
21330 * config/h8300/gemova.sh: New file.
21331 * config/h8300/mova.md: Generated.
21332 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
21333 * config/h8300/h8300.c (h8300_bitfield_length): New.
21334 (nibble_operand): Adjust.
21335 (h8300_binary_length): Handle conditional binary op.
21336 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
21337 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
21338 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
21339 and P#<0, unused so far. W and Y are now prefixes to multi-letter
21340 constraints. WU is introduced as a variant of U that requires a
21341 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
21342 * config/h8300/h8300.md (attr type): Added bitbranch.
21343 (attr length_table): Added bitfield and bitbranch.
21344 (attr length): Compute bitbranch length.
21345 (andqi): Separate pattern for H8300SX. Use bfld for loading the
21346 least-significant bit of a byte.
21347 (brabit, brabc, brabs): New.
21348 (insv, extzv): Emit bfst and bfld on H8300SX.
21349 (bfld, bfst, seq, sne): New.
21350 (bstzhireg, cmpstz, bstz, bistz): New.
21351 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
21352 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
21353 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
21354 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
21355 (h8sx_unary_memory_operator): New function.
21356 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
21357 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
21358 * config/h8300/h8300.md: Add peepholes to combine reloads and
21359 arithmetic insns.
21360 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
21361 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
21362 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
21363 (and?i, ior?i, xor?i): Likewise.
21364 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
21365 * config/h8300/h8300.c: Move enums and prototypes to head of file.
21366 Various whitespace fixes.
21367 (h8300_constant_length): New function, split out from...
21368 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
21369 (h8300_classify_operand): Use IN_RANGE.
21370 (h8300_classify_operand): Use h8300_constant_length.
21371 (h8300_short_move_mem_p): Tighten size check.
21372 (h8sx_mergeable_memrefs_p): Tighten equality check.
21373 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
21374 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
21375 for -msx.
21376 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
21377 * config/h8300/crtn.asm: Likewise.
21378 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
21379 if __H8300SX__ is defined.
21380 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
21381 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
21382 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
21383 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
21384 addresses as mode-dependent.
21385 * config/h8300/h8300.c (print_operand_address): Update call to
21386 h8300_get_index.
21387 (h8300_get_index): Take a mode argument. Rework to fix an
21388 earlier misunderstanding.
21389 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
21390 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
21391 into a register if TARGET_H8300SX.
21392 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
21393 TARGET_H8300SX. Also disable related define_splits.
21394 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
21395 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
21396 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
21397 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
21398 * config/h8300/h8300.h (OK_FOR_Z): New macro.
21399 (EXTRA_CONSTRAINT_STR): Check it.
21400 * config/h8300/h8300.c (h8300_classify_operand): Accept null
21401 class arguments.
21402 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
21403 * config/h8300/h8300.md (length_table): Add mov_imm4.
21404 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
21405 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
21406 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
21407 be a label.
21408 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
21409 * config/h8300/h8300.c (h8300_reorg): New function.
21410 (TARGET_MACHINE_DEPENDENT_REORG): Define.
21411 * config/h8300/h8300.md (length): Subtract the length of the
21412 delay slot from (pc) when checking the range of forward branches.
21413 (delay_slot, can_delay): New attributes.
21414 (define_delay): Add bra/s handling.
21415 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
21416 (jump): Add delayed-branch handling.
21417 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
21418 * expr.c (expand_strcpy): New function.
21419 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
21420 (expand_builtin_stpcpy): Likewise.
21421 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
21422 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
21423 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
21424 handling to improve register allocation for -fno-omit-frame-pointer.
21425 (h8sx_split_movmd): Delete, moving er6 handling into...
21426 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
21427 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
21428 (movmd): Add calls to copy_rtx.
21429 (movmd_internal): In the second alternative, allow the initial and
21430 final destination registers to be different . Update the splitter
21431 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
21432 instead of h8sx_split_movmd.
21433 (stpcpy, movsd): New expanders.
21434 (movsd_internal): New define_insn.
21435 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
21436 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
21437 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
21438 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
21439 and DESTINATION_REGS.
21440 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
21441 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
21442 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
21443 (h8300_move_ratio): Declare.
21444 (MOVE_RATIO): Use it.
21445 * config/h8300/h8300.c (h8300_move_ratio): New variable.
21446 (h8300_init_once): Initialize it.
21447 (h8300_reg_class_from_letter): New function.
21448 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
21449 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
21450 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
21451 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
21452 (movstrsi, movmd): New expanders.
21453 (movmd_internal): New insn.
21454 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
21455 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
21456 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
21457 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
21458 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
21459 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21460 * config/h8300/h8300.c (nibble_operand): Fix warning.
21461 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
21462 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
21463 (movsf_h8300h): Disable for TARGET_H8300SX.
21464 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21465 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
21466 h8300_stm_parallel and h8300_return_parallel.
21467 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
21468 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
21469 h8300_stm_parallel, h8300_return_parallel): New functions.
21470 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
21471 if TARGET_H8300SX. Use h8300_push_pop.
21472 (h8300_expand_epilogue): Likewise. Try to merge the return insn
21473 and final pop when generating h8sx code. Always emit some form
21474 of return insn.
21475 * config/h8300/h8300.md: Don't enforce register alignment in
21476 stm peepholes if TARGET_H8300SX.
21477 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
21478 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
21479 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
21480 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21481 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
21482 (MULTILIB_DIRNAMES): Add a directory for it.
21483 (MULTILIB_MATCHES): Delete.
21484 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
21485 * final.c (walk_alter_subreg): Handle addresses with subregs
21486 inside a ZERO_EXTEND or AND.
21487 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
21488 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
21489 if TARGET_H8300SX.
21490 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
21491 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
21492 @(dd,Rn.w) and @(dd,ERn.L).
21493 (h8300_displacement_size): Take the whole address as argument.
21494 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
21495 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
21496 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
21497 (h8sx_mergeable_memrefs_p): Declare.
21498 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
21499 (HAVE_PRE_INCREMENT): Likewise.
21500 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
21501 addresses for TARGET_H8300SX,
21502 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
21503 and POST_DEC.
21504 (movb_length_table, movl_length_table): New tables.
21505 (movw_length_table): Define to movb_length_table.
21506 (h8300_displacement_size): New, split out from...
21507 (h8300_classify_address): ...here. Handle pre/post inc/dec.
21508 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
21509 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
21510 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
21511 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
21512 (compute_plussi_length, compute_plussi_cc): Update accordingly.
21513 (h8sx_unary_shift_operator): Get the mode from the operator.
21514 (binary_shift_operator): Likewise.
21515 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
21516 a memory reference, check whether the reference is offsettable.
21517 (length_table): Add movb, movw and movl.
21518 (movqi): Add new h8sx pattern. Don't force one operand to be a
21519 register when generating h8sx code.
21520 (movhi, movsi, movsf): Likewise.
21521 (movstrictqi): Use the length_table attribute.
21522 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
21523 (addqi3): Split into a define_expand and define_insn. Don't accept
21524 memory operands in the expander. Use h8300_operands_match_p to
21525 check for matching operands in the define_insn.
21526 (subqi3, negqi2, one_cmplqi2): Likewise.
21527 (add[hs]i3): Don't accept memory operands in the expander. Likewise
21528 in any patterns that are unused in h8sx code. In the h8sx patterns,
21529 use h8300_operands_match_p to check whether operands match.
21530 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
21531 one_cmpl[hs]i3): Likewise.
21532 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
21533 in the expander.
21534 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
21535 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
21536 (h8300_insn_length_from_table): Add a second parameter.
21537 (output_h8sx_shift): Declare.
21538 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
21539 (EXTRA_CONSTRAINT): Replace with...
21540 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
21541 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
21542 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
21543 and h8sx_binary_shift_operator.
21544 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
21545 for TARGET_H8300SX.
21546 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
21547 (bit_memory_operand, fix_bit_operand): Likewise.
21548 (h8300_length_table_for_insn): Remove.
21549 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
21550 instructions.
21551 (h8300_short_immediate_length, h8300_binary_length): New functions.
21552 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
21553 (output_plussi): Use sub to add negative constants.
21554 (compute_plussi_length): Adjust accordingly.
21555 (h8sx_single_shift_type): New enum.
21556 (h8sx_single_shift, h8sx_unary_shift_operator,
21557 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
21558 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
21559 single h8sx instruction. Return false in this case.
21560 * config/h8300/h8300.md (length_table): Add short_immediate.
21561 (length): Pass the operand array to h8300_insn_length_from_table.
21562 (adjust_length): Assume "no" for insns with a length_table attribute.
21563 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
21564 (*addhi3_h8300hs): Don't use for h8sx.
21565 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
21566 and sub.w #xx:3.
21567 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
21568 1's predicate to nonimmediate_operand. Only skip default expansion
21569 if expand_a_shift or expand_a_rotate returns true. Add new patterns
21570 for single h8sx shift instructions.
21571 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
21572 * config/h8300/h8300.c (nibble_operand): Split out of...
21573 (reg_or_nibble_operand): ... this.
21574 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
21575 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
21576 umulhisi3): Introduce expand, and introduce separate insns for
21577 sign- or zero-extended REG and already-extended CONST_INT.
21578 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
21579 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
21580 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
21581 (subhi3): Likewise. Don't accept immediates for operand 1.
21582 Remove the early clobber from second alternative of the h8300s pattern.
21583 (subsi3): Generalize for h8sx. Force operand 2 into a register
21584 on plain h8300 targets.
21585 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
21586 (subsi3_h8300h): Generalize for h8sx.
21587 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
21588 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
21589 * config/h8300/h8300.c (reg_or_nibble_operand): New.
21590 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
21591 (TARGET_H8300SXMUL): New.
21592 (CONST_OK_FOR_P): New.
21593 (CONST_OK_FOR_LETTER_P): Adjust.
21594 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
21595 umulhisi3): Accept 4-bit immediate on H8SX.
21596 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
21597 (udivsi3, divhi3, udivsi3, divsi3): New.
21598 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
21599 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
21600 * config/h8300/h8300.h (OK_FOR_Q): New macro.
21601 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
21602 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
21603 Add ADDRESSOF to the bit_operand entry.
21604 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
21605 (h8300_src_operand): Likewise.
21606 (bit_operand): Check nonimmediate_operand rather than general_operand.
21607 Accept any nonimmediate_operand in h8sx code.
21608 (h8300_and_costs): Initialize operands[1].
21609 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
21610 (h8300_operand_class): New enum.
21611 (h8300_length_table): New typedef.
21612 (addb_length_table, addw_length_table, addl_length_table,
21613 logicl_length_table): New tables.
21614 (logicb_length_table, logicw_length_table): New macros.
21615 (h8300_classify_operand, h8300_length_from_table,
21616 h8300_length_table_for_insn, h8300_unary_length,
21617 h8300_insn_length_from_table): New functions.
21618 (output_plussi): Only use adds and subs for register destinations.
21619 Disable redundant clause.
21620 (compute_plussi_cc): Likewise.
21621 (compute_plussi_length): Likewise. Use h8300_length_from_table
21622 to work out the length of an insn.
21623 (output_logical_op): Only use narrower immediate instructions
21624 if the destination is a register.
21625 (compute_logical_op_cc): Likewise.
21626 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
21627 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
21628 * config/h8300/h8300.md (length_table): New attribute.
21629 (length): When an instruction has a length_table attribute, use
21630 h8300_insn_length_from_table to calculate its default length.
21631 (cmpqi): Use h8300_dst_operand for the first operand and
21632 h8300_src_operand for the second.
21633 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
21634 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
21635 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
21636 iorsi3, xorhi3, xorsi3): Likewise.
21637 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
21638 so that it allows any combination of operands for TARGET_H8300SX.
21639 (iorqi3, xorqi3): Likewise.
21640 (cmpqi): Use the length_table attribute.
21641 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
21642 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
21643 (cmpqi): Add 'Q' constraint.
21644 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
21645 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
21646 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
21647 * config/h8300/h8300.h (MASK_H8300SX): New macro.
21648 (TARGET_H8300S): True for both -ms and -msx.
21649 (TARGET_H8300SX): New macro.
21650 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
21651 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
21652 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
21653 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
21654 [Temporary change.]
21655 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
21656 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
21657 16-bit pointers and 32-bit ints.
21658 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
21659 CONST_DOUBLE with mode no wider than SImode.
21660 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
21661 output operand.
21662 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
21663 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
21664 or SUBREG thereof.
21665 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
21666 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
21667 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
21668
21669 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
21670
21671 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
21672
21673 2004-07-07 Per Bothner <per@bothner.com>
21674
21675 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
21676
21677 2004-07-07 Mike Stump <mrs@apple.com>
21678
21679 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
21680 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
21681 (machopic_finish): Likewise.
21682
21683 2004-07-07 Richard Henderson <rth@redhat.com>
21684
21685 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
21686 through any value-preserving cast.
21687
21688 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
21689
21690 * function.c (assign_parm_find_data_types): Call
21691 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
21692
21693 2004-07-07 Steven Bosscher <stevenb@suse.de>
21694
21695 * tree-cfg.c (group_case_labels): Remove case labels that have
21696 the same target as the default case.
21697
21698 2004-07-07 Steven Bosscher <stevenb@suse.de>
21699
21700 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
21701 regardless of DECL_LANG_SPECIFIC being present or not.
21702 * tree.h (DECL_NUM_STMTS): Purge.
21703
21704 2004-07-07 Andrew Pinski <apinski@apple.com>
21705
21706 * configure: Regenerate with the right autoconf.
21707
21708 2004-07-07 David Edelsohn <edelsohn@gnu.org>
21709
21710 * ifcvt.c (total_bb_rtx_cost): New function.
21711 (find_if_case_1): Compare rtx_cost of basic block to cost of
21712 BRANCH_COST insns.
21713 (find_if_case_2): Same.
21714
21715 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
21716
21717 PR target/10567
21718 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
21719 (output_return): Likewise.
21720 (output_sibcall): Abort if !flag_delayed_branch.
21721 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
21722 (emit_and_preserve): New function.
21723 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
21724 indirect jump to the thunked-to function if !flag_delayed_branch.
21725 * config/sparc/sparc.md (delayed_branch): New attribute.
21726 (load_pcrel_sym): Honor flag_delayed_branch. Use above
21727 attribute to compute the length of the insn.
21728 (goto_handler_and_restore): Likewise.
21729
21730 2004-07-07 Andrew Pinski <apinski@apple.com>
21731
21732 PR tree-optimization/15777
21733 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
21734
21735 * expr.c (expand_expr_real_1): Fix formating.
21736 BUFFER_REF and IN_EXPR are dead.
21737 * fold-const.c (non_lvalue): BUFFER_REF is dead.
21738 * tree-inline.c (estimate_num_insns_1): Likewise.
21739 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
21740 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
21741 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
21742
21743 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
21744
21745 * collect2.c (dump_file): Don't call cplus_demangle if
21746 HAVE_LD_DEMANGLE is defined.
21747 (main): Pass "--demangle" to ld if no_demangle is not 0 and
21748 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
21749 if HAVE_LD_DEMANGLE is defined.
21750
21751 * configure.ac (--with-demangler-in-ld): Added
21752 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
21753 --with-demangler-in-ld is used.
21754 * config.in: Regenerated.
21755 * configure: Likewise.
21756
21757 2004-07-07 Roger Sayle <roger@eyesopen.com>
21758
21759 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
21760 for simple floating point operations "fp", double precision
21761 multiplication "dmul", and single and double precision division
21762 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
21763 (ppc630_cost): New table split from ppc620_cost, to distinguish
21764 differences in floating point latencies.
21765 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
21766 (rs6000_rtx_costs): Add support for single and double precision
21767 floating point addition, subtraction, multiplication, division,
21768 fused-multiply-add, fused-multiply-sub, negation, absolute value
21769 and negative absolute value. Tweak MEM case to use prefered idiom.
21770
21771 2004-07-07 Richard Henderson <rth@redhat.com>
21772
21773 * tree-flow-inline.h (may_propagate_copy): Move...
21774 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
21775 attempt to copy between types requiring conversion.
21776 * tree-flow.h (may_propagate_copy): Update decl.
21777 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
21778
21779 2004-07-07 Jakub Jelinek <jakub@redhat.com>
21780
21781 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
21782 from -mtune= option.
21783
21784 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
21785
21786 * builtins.c: Rename movstr*, except for movstrict*, to
21787 movmem* and clrstr* to clrmem*.
21788 * expr.c: Likewise.
21789 * expr.h: Likewise.
21790 * genopinit.c: Likewise.
21791 * integrate.c: Likewise.
21792 * local-alloc.c: Likewise.
21793 * optabs.c: Likewise.
21794 * optabs.h: Likewise.
21795 * config/alpha/alpha.h: Likewise.
21796 * config/alpha/alpha.md: Likewise.
21797 * config/arm/arm-protos.h: Likewise.
21798 * config/arm/arm.c: Likewise.
21799 * config/arm/arm.md: Likewise.
21800 * config/avr/avr.md: Likewise.
21801 * config/c4x/c4x.c: Likewise.
21802 * config/c4x/c4x.md: Likewise.
21803 * config/frv/frv.md: Likewise.
21804 * config/i386/i386-protos.h: Likewise.
21805 * config/i386/i386.c: Likewise.
21806 * config/i386/i386.h: Likewise.
21807 * config/i386/i386.md: Likewise.
21808 * config/i860/i860.c: Likewise.
21809 * config/i860/i860.md: Likewise.
21810 * config/ip2k/ip2k.md: Likewise.
21811 * config/ip2k/libgcc.S: Likewise.
21812 * config/ip2k/t-ip2k: Likewise.
21813 * config/m32r/m32r.c: Likewise.
21814 * config/m32r/m32r.md: Likewise.
21815 * config/mcore/mcore.md: Likewise.
21816 * config/mips/mips.c: Likewise.
21817 * config/mips/mips.md: Likewise.
21818 * config/ns32k/ns32k.c: Likewise.
21819 * config/ns32k/ns32k.h: Likewise.
21820 * config/ns32k/ns32k.md: Likewise.
21821 * config/pa/pa.c: Likewise.
21822 * config/pa/pa.md: Likewise.
21823 * config/pdp11/pdp11.h: Likewise.
21824 * config/pdp11/pdp11.md: Likewise.
21825 * config/rs6000/rs6000.c: Likewise.
21826 * config/rs6000/rs6000.md: Likewise.
21827 * config/s390/s390-protos.h: Likewise.
21828 * config/s390/s390.c: Likewise.
21829 * config/s390/s390.md: Likewise.
21830 * config/sh/lib1funcs.asm: Likewise.
21831 * config/sh/sh.c: Likewise.
21832 * config/sh/sh.md: Likewise.
21833 * config/sh/t-sh: Likewise.
21834 * config/sparc/sparc.h: Likewise.
21835 * config/vax/vax.md: Likewise.
21836 * config/xtensa/xtensa.c: Likewise.
21837 * config/xtensa/xtensa.md: Likewise.
21838 * doc/invoke.texi: Likewise.
21839 * doc/md.texi: Likewise.
21840 * doc/rtl.texi: Likewise.
21841
21842 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
21843
21844 PR target/16407
21845 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
21846 * config/mips/mips.c (mips_declare_common_object): New function,
21847 mostly split out from...
21848 (mips_output_aligned_decl_common): ...here.
21849 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
21850 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
21851 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
21852 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
21853
21854 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21855
21856 PR c/16392
21857 * function.c (assign_parms): Fix typo from previous change.
21858
21859 2004-07-07 Jason Merrill <jason@redhat.com>
21860
21861 PR c++/15815
21862 * doc/extend.texi (C++ Interface): Correct information and
21863 discourage use.
21864
21865 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
21866
21867 PR target/16130
21868 PR target/16142
21869 PR target/16143
21870 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
21871 insn.
21872
21873 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
21874
21875 PR target/1679.
21876 * config/m32r/m32r.c (m32r_function_symbol): New function:
21877 Generate a symbol name RTX with the correct m32r specific flags
21878 set.
21879 (block_move_call): Use new function to generate correct symbol.
21880 * config/m32r/m32r-protos.h: Add prototype for new funcion.
21881 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
21882 function.
21883
21884 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
21885
21886 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
21887 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
21888 TYPE_BINFO_BASETYPE): Remove.
21889 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
21890 to ...
21891 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
21892 here.
21893 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
21894 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
21895 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
21896 (struct tree_binfo): Rename base_types to base_binfos.
21897 * alias.c (record_component_aliases): Adjust BINFO macros.
21898 * dbxout.c (dbxout_type): Likewise.
21899 * dwarf2out.c (gen_member_die): Likewise.
21900 * sdbout.c (sdbout_one_type): Likewise.
21901 * tree-dump.c (deque_and_dump): Likewise.
21902 * config/i386/i386.c (classify_argument,
21903 contains_128bit_aligned_vector_p): Likewise.
21904
21905 2004-07-07 Nick Clifton <nickc@redhat.com>
21906
21907 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
21908 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
21909
21910 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
21911
21912 * vec.h: Fix the example use.
21913
21914 2004-07-06 Richard Henderson <rth@redhat.com>
21915
21916 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
21917 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
21918 * tree-inline.c (copy_body_r, setup_one_parameter,
21919 initialize_inlined_parameters, expand_call_inline,
21920 declare_inline_vars): Don't check it.
21921 (expand_calls_inline): Remove old version, rename new version
21922 from gimple_expand_calls_inline.
21923 * tree-optimize.c (execute_gimple): Remove.
21924 (pass_gimple): Don't run anything.
21925
21926 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
21927
21928 * doc/sourcebuild.texi: Use semicolons instead of commas in
21929 section title.
21930
21931 2004-07-06 Richard Henderson <rth@redhat.com>
21932
21933 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
21934 (sra_walk_modify_expr, scan_init): Likewise.
21935 (generate_element_zero): Check visited before scanning children.
21936 (generate_element_init): Set visited on error.
21937 (scalarize_init): Handle generate_element_init failure similar
21938 to use_block_copy.
21939
21940 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
21941
21942 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
21943 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
21944
21945 2004-07-06 Richard Henderson <rth@redhat.com>
21946
21947 * config/i386/i386.c (legitimize_pic_address): Make static.
21948 (legitimize_address): Handle CONST with TLS operand.
21949 (ix86_expand_move): Don't call legitimize_pic_address directly.
21950 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
21951
21952 2004-07-06 Roger Sayle <roger@eyesopen.com>
21953
21954 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
21955 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
21956 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
21957 is currently executed unconditionally, i.e. not in "else_bb".
21958
21959 2004-07-06 Steven Bosscher <stevenb@suse.de>
21960
21961 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
21962 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21963 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
21964 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21965 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
21966 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21967 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
21968 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21969 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
21970 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21971 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
21972 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21973 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
21974 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21975 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
21976 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21977
21978 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
21979
21980 * dojump.c (do_jump): REFERENCE_EXPR is dead.
21981 * expr.c (expand_expr_real_1): Ditto.
21982 * tree-inline.c (estimate_num_insns_1): Ditto.
21983 * tree-pretty-print.c (dump_generic_node): Ditto.
21984 (op_symbol): Ditto.
21985 * tree.def: Ditto.
21986
21987 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
21988
21989 * tree-ssa-pre.c (reference_node_pool): New pool.
21990 (find_or_generate_expression): Class 'r' is okay too.
21991 (create_value_expr_from): Ditto.
21992 (add_to_sets): LHS should not include vuses.
21993 (eliminate): Ditto.
21994 (compute_avail): Reverse ordering of tests.
21995 Valuize INDIRECT_REF as well.
21996
21997 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
21998
21999 PR rtl-optimization/16380
22000 * loop.c (check_dbra_loop): Sink comparison instructions if they
22001 do something other than set cc0.
22002
22003 2004-07-06 James E Wilson <wilson@specifixinc.com>
22004
22005 * doc/interface.texi (longjmp and automatic variables): Delete
22006 paragraph recommending taking the address of a variable.
22007
22008 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
22009
22010 * vec.h (VEC_embedded_alloc): Remove.
22011 (VEC_embedded_size, VEC_embedded_init): New.
22012 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
22013 MEM_STAT_INFO.
22014 (VEC_truncate): New.
22015 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
22016 (vec_embedded_alloc): Remove.
22017 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
22018 (vec_embedded_alloc): Remove.
22019
22020 2004-07-06 Mark Mitchell <mark@codesourcery.com>
22021
22022 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
22023 (gt-langhooks.h): Remove.
22024
22025 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
22026
22027 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
22028
22029 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
22030
22031 * config/sparc/sparc.c (get_pc_symbol): Rename into
22032 add_pc_to_pic_symbol.
22033 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
22034 (load_pic_register): Account for previous changes.
22035 Use reg_names. Don't create the label twice.
22036 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
22037 UNSPEC_LOAD_PCREL_SYM.
22038 (get_pc): Rename into load_pcrel_sym. Add predicate to
22039 operands. Remove condition.
22040
22041 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
22042
22043 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
22044 RECORD, UNION & QUAL_UNION is actually a binfo.
22045
22046 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
22047 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
22048 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
22049 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
22050 * dwarf2out.c (add_data_member_location_attribute): Likewise.
22051 (gen_inheritance_die): Likewise.
22052 * tree-dump.c (deque_and_dump): Likewise.
22053 * doc/c-tree.texi (Binfos): Add under reconstruction note.
22054
22055 2004-07-06 Steven Bosscher <stevenb@suse.de>
22056
22057 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
22058 Define.
22059 * config/mcore/mcore.md: Model memory latency with a simple DFA
22060 pipeline description instead of a define_function_unit.
22061
22062 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22063
22064 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
22065 * langhooks.h (var_mod_type_p): Likewise.
22066 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
22067 * expr.c (count_type_elements): Properly handle return from
22068 array_type_nelts and properly test for overflow.
22069 * gimplify.c (gimplify_init_constructor): Properly handle return
22070 from array_type_nelts.
22071 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
22072 * integrate.c (copy_decl_for_inlining): Correct comments.
22073 * tree-inline.c (remap_decl): Update comments, remove dead code,
22074 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
22075 (remap_type): Only remap if variably modified by vars in function
22076 being inlined.
22077 (copy_body_r): Use compatible_type langhooks to see when can fold.
22078 (setup_one_parameter): Don't remap type.
22079 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
22080 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
22081 compute TREE_INVARIANT for decl case.
22082 (find_var_from_fn): New function.
22083 (variably_modified_type_p): Add arg and call new function.
22084 * tree.h (variably_modified_type_p): Add extra arg.
22085
22086 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
22087
22088 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
22089 (goto_handler_and_restore_v9): Delete disabled insn.
22090 (goto_handler_and_restore_v9_sp64): Likewise.
22091
22092 2004-07-05 Roger Sayle <roger@eyesopen.com>
22093
22094 * calls.c (load_register_parameters): Call expand_shift instead
22095 of expand_binop with ashl_optab (or other shift optab) directly.
22096 * expr.c (emit_group_load, emit_group_store): Likewise.
22097 * function.c (assign_parm_setup_block): Likewise.
22098 * stmt.c (shift_return_value): Likewise.
22099
22100 2004-07-05 Jakub Jelinek <jakub@redhat.com>
22101
22102 * expr.c (expand_assignment): Disable the bitfield += optimizations.
22103
22104 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
22105
22106 * doc/sourcebuild.texi: Revert previous patch.
22107
22108 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
22109
22110 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
22111 TARGET_MEM_FUNCTIONS.
22112 * system.h: Poison TARGET_MEM_FUNCTIONS.
22113 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
22114 bcmp_libfunc, bzero_libfunc): Remove.
22115 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
22116 bzero_libfunc.
22117 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
22118 * doc/standards.texi: Don't mention calling BSD string functions.
22119 * doc/invoke.texi: Likewise. Mention that memmove may be called.
22120 * config/vax/t-memfuncs: New.
22121 * config/memcmp.c, config/memcpy.c, config/memmove.c,
22122 config/memset.c: New.
22123 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
22124 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
22125 vax/t-memfuncs.
22126 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
22127 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
22128 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
22129 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
22130 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
22131 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
22132 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
22133 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
22134 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
22135 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
22136
22137 2004-07-05 Richard Henderson <rth@redhat.com>
22138
22139 * function.c (assign_parm_setup_reg): Properly rename variables in
22140 FUNCTION_ARG_CALLEE_COPIES section.
22141
22142 2004-07-05 Zack Weinberg <zack@codesourcery.com>
22143
22144 * tree-mudflap.c: Include cgraph.h.
22145 (mf_init_extern_trees): Rename to mudflap_init. Export.
22146 Rewrite to create synthetic declarations instead of looking
22147 up declarations from mf-runtime.h.
22148 (mf_make_builtin, mf_make_cache_struct_type): New functions.
22149 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
22150 Correct commentary.
22151 (execute_mudflap_function_decls, mudflap_register_call):
22152 Don't call mf_init_extern_trees.
22153 (mudflap_finish_file): Use cgraph_build_static_cdtor.
22154
22155 * tree-mudflap.h: Update prototypes.
22156 * c-mudflap.c: Delete file.
22157 * c-common.c: Include tree-mudflap.h.
22158 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
22159 * Makefile.in: Remove all references to c-mudflap.o.
22160 Update dependencies.
22161
22162 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22163
22164 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
22165 displacements with the spatial-locality cache-control completer.
22166
22167 2004-07-05 Zack Weinberg <zack@codesourcery.com>
22168
22169 * langhooks.c: Don't include gt-langhooks.h.
22170 (var_labelno): Delete.
22171 (lhd_set_decl_assembler_name): Do not append a distinguishing
22172 number to file-scope internal-linkage declarations for the first
22173 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
22174 the declaration itself (if at block scope), or its containing
22175 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
22176 number.
22177
22178 * opts.c (cur_in_fname): New global.
22179 * opts.h: Declare it.
22180 * tree.c: Include opts.h.
22181 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
22182 DECL_UID equal to cur_in_fname.
22183 (copy_node_stat): Do not change DECL_UID when copying a
22184 TRANSLATION_UNIT_DECL.
22185 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
22186 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
22187
22188 * c-decl.c (c_static_assembler_name): Delete.
22189 * c-tree.h (c_static_assembler_name): Delete prototype.
22190 * c-lang.c, objc/objc-lang.c: Don't override
22191 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
22192
22193 * Makefile.in (tree.o): Update dependencies.
22194 (GTFILES): Remove langhooks.c.
22195
22196 2004-07-05 Roger Sayle <roger@eyesopen.com>
22197
22198 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
22199 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
22200 Normalize "X % C" as "X % -C" for signed modulus and negative C.
22201 Optimize "X % -Y" as "X % Y" for signed modulus.
22202 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
22203 into "((unsigned) X % Y) == 0".
22204
22205 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
22206
22207 * sourcebuild.texi (Config Fragments): Use @comma{} in
22208 cross-reference to section title.
22209
22210 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22211
22212 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
22213 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
22214 (gimplify_target_expr, gimplify_expr): Likewise.
22215 (copy_if_shared_r): No longer need special case for BIND_EXPR.
22216 (unshare_body, unvisit_body): Only look at nested if BODY_P is
22217 whole function.
22218 (gimplify_compound_lval): See if we can strip any useless conversion.
22219 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
22220 from RHS, not LHS.
22221 (gimplify_modify_expr_to_memset): Likewise.
22222 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
22223 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
22224 (declare_inline_vars): Likewise.
22225 (walk_type_fields): New function.
22226 (walk_tree): Use it.
22227 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
22228
22229 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
22230 (sra_walk_modify_expr): Allow init function to fail.
22231 (scan_init): Now returns bool.
22232 (generate_element_init): If can't understand INIT, return false.
22233 (scalarize_init): Return false if generate_element_init does.
22234
22235 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
22236 print bounds.
22237
22238 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
22239 bounds if bounds aren't constant.
22240
22241 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
22242
22243 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
22244 to type hooks; remove bogus PARAMS.
22245
22246 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
22247
22248 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
22249 * dwarf2out.c (add_data_member_location_attribute): Check for
22250 TREE_BINFO.
22251 * tree.c (tree_node_kinds): Add "binfos".
22252 (binfo_lang_slots): New.
22253 (make_node_stat): Add TREE_BINFO.
22254 (make_tree_binfo_stat): New.
22255 (tree_node_structure): Add TREE_BINFO.
22256 * tree.def (TREE_BINFO): New.
22257 * tree.h (REC_OR_UNION_CHECK): Rename to ...
22258 (RECORD_OR_UNION_CHECK): ... here.
22259 (NOT_RECORD_OR_UNION_CHECK): New.
22260 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
22261 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
22262 RECORD_OR_UNION_CHECK.
22263 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
22264 (TYPE_LANG_SLOT_1): New.
22265 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
22266 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
22267 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
22268 (BINFO_ELTS): Remove.
22269 (BINFO_LANG_SLOT): New.
22270 (struct tree_binfo): New.
22271 (binfo_lang_slots): Declare.
22272 (enum tree_node_structure_enum): Add TS_BINFO.
22273 (union tree_node): Add binfo.
22274 (make_tree_binfo_stat): Declare.
22275 (make_tree_binfo): New.
22276 (enum tree_node_kind): Add binfo_kind.
22277
22278 * objc/objc-act.c (start_class, objc_declare_protocols,
22279 start_protocols): Use TYPE_LANG_SLOT_1.
22280 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
22281 to ...
22282 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
22283 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
22284 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
22285 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
22286
22287 2004-07-05 Steven Bosscher <stevenb@suse.de>
22288
22289 * rtl.h (struct rtx_def): Remove the integrated flag.
22290 Use the return_val flag for MEM_SCALAR_P.
22291 Reshuffle and update flags in CLEAR_RTX_FLAGS.
22292
22293 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
22294
22295 PR target/16357
22296 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
22297 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
22298 move_by_pieces.
22299
22300 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
22301
22302 * var-tracking.c: Fix some comments.
22303 (frame_stack_adjust): New.
22304 (vt_stack_adjustments): Init stack_adjust of entry block to
22305 minus stack adjustment of function prologue.
22306 (adjust_stack_reference): Do not adjust if adjustment == 0.
22307 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
22308 (emit_notes_in_bb): Likewise.
22309 (vt_add_function_parameters): Do not adjust locations of
22310 function arguments.
22311 (vt_initialize): Compute the stack adjustment of function
22312 prologue and offset the initial "location" of frame_base_decl
22313 from the stack pointer after prologue.
22314
22315 2004-07-04 Richard Henderson <rth@redhat.com>
22316
22317 * function.c (struct assign_parm_data_all): New.
22318 (struct assign_parm_data_one): New.
22319 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
22320 assign_parm_find_data_types, assign_parms_setup_varargs,
22321 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
22322 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
22323 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
22324 assign_parm_setup_block, assign_parm_setup_reg,
22325 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
22326 (assign_parms): ... here.
22327
22328 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
22329
22330 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
22331 now are bitmap_set_t's.
22332 (bitmap_insert_into_set): No point in inserting the value if
22333 it's invariant.
22334 (bitmap_set_contains): New function.
22335 (bitmap_set_replace_value): Add comment on why we do it
22336 this way.
22337 (set_contains): Removed.
22338 (bitmap_set_subtract_from_value_set): New name of
22339 set_subtract now that it's arguments are two different
22340 types of sets.
22341 Update callers.
22342 (bitmap_find_leader): Change algorithm used.
22343 (find_or_generate_expression): Update use of functions for new
22344 bitmap sets.
22345 (create_expression_by_pieces): Ditto.
22346 (insert_aux): Ditto.
22347 (insert): Ditto.
22348 (add_to_sets): Ditto.
22349 (init_pre): Ditto.
22350 (execute_pre): Ditto.
22351 (compute_avail): Ditto.
22352 Also ignore virtual phis.
22353
22354 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
22355
22356 * combine.c (simplify_comparison): Fix comment typo.
22357
22358 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
22359
22360 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
22361 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
22362 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
22363 (output_restore): Change parameter from 'insn' to 'pat'.
22364 (output_return): Adjust call to output_restore.
22365 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
22366 Adjust call to output_restore.
22367
22368 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
22369
22370 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
22371 and assert system is bsd.
22372
22373 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
22374
22375 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
22376 (TARGET_SWITCHES): Remove -mdebugc.
22377 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
22378 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
22379 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
22380 (sle_[sd]i_reg): Delete.
22381
22382 2004-07-04 Steven Bosscher <stevenb@suse.de>
22383
22384 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
22385 Define.
22386 * config/iq2000/iq2000.md: Translate old pipeline description to an
22387 equivalent new one.
22388
22389 2004-07-04 Roger Sayle <roger@eyesopen.com>
22390
22391 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
22392 Ensure the replacement rhs is valid gimple before performing
22393 the substitution. Return false if these sanity checks fail.
22394 (fold_stmt): Only set changed to true, if set_rhs returns true.
22395 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
22396 succeeds.
22397
22398 2004-07-04 Richard Henderson <rth@redhat.com>
22399
22400 PR c/16348
22401 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
22402
22403 2004-07-04 Mark Mitchell <mark@codesourcery.com>
22404
22405 * configure.ac (ranlib_flags): New variable.
22406 * Makefile.in (RANLIB_FLAGS): New variable.
22407 (libbackend.a): Use it.
22408 * configure: Regenerated.
22409
22410 2004-07-04 Roger Sayle <roger@eyesopen.com>
22411
22412 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
22413 a "sign mask" instead of using ashr_optab directly.
22414
22415 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
22416
22417 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
22418 * doc/cppopts.texi: Clarify processing of command-line defines.
22419
22420 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
22421
22422 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
22423
22424 2004-07-04 Richard Henderson <rth@redhat.com>
22425
22426 * rtl.def (ADDRESSOF): Remove.
22427 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
22428 (find_base_term, memrefs_conflict_p): Likewise.
22429 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
22430 (fold_rtx, cse_insn, set_live_p): Likewise.
22431 * dwarf2out.c (mem_loc_descriptor): Likewise.
22432 (add_location_or_const_value_attribute): Likewise.
22433 * emit-rtl.c (copy_insn_1): Likewise.
22434 * explow.c (memory_address): Likewise.
22435 * expmed.c (store_split_bit_field): Likewise.
22436 * expr.c (expand_expr_real_1): Likewise.
22437 * function.c (instantiate_decl
22438 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
22439 * genrecog.c (preds, validate_pattern): Likewise.
22440 * integrate.c (copy_rtx_and_substitute): Likewise.
22441 * recog.c (general_operand, register_operand): Likewise.
22442 (memory_address_p): Likwise.
22443 * reload1.c (eliminate_regs, elimination_effects): Likewise.
22444 * rtl.c (copy_rtx): Likewise.
22445 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
22446 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
22447 * rtlhooks.c (gen_lowpart_general): Likewise.
22448 * stmt.c (expand_asm_operands): Likewise.
22449 * web.c (entry_register, replace_ref, web_main): Likewise.
22450 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
22451 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
22452 * config/arm/arm.c (thumb_rtx_costs): Likewise.
22453 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
22454 * config/frv/frv.c (move_destination_operand, move_source_operand,
22455 condexec_dest_operand, condexec_source_operand,
22456 condexec_memory_operand): Likewise.
22457 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
22458 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
22459 (destination_xfmode_operand): Likewise.
22460 * config/mips/mips.h (PREDICATE_CODES): Likewise.
22461 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
22462 * config/s390/s390.c (general_s_operand): Likewise.
22463 * config/s390/s390.md (mov*): Likewise.
22464 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
22465
22466 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
22467 * expr.c (expand_expr_real_1): Likewise.
22468 * stmt.c (expand_decl): Likewise.
22469 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22470
22471 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
22472 postponed_insns, put_var_into_stack, put_reg_into_stack,
22473 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
22474 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
22475 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
22476 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
22477 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
22478 purge_bitfield_addressof_replacements, purge_addressof_replacements,
22479 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
22480 struct insns_for_mem_walk_info, insns_for_mem_walk,
22481 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
22482 setjmp_protect_args): Remove.
22483 (push_function_context_to): Don't handle var_refs_queue.
22484 (pop_function_context_from, free_after_compilation): Likewise.
22485 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
22486 (assign_parms, allocate_struct_function): Likewise.
22487 (use_register_for_decl): New.
22488 (expand_function_end): Don't setjmp_protect.
22489 * function.h (struct emit_status): Update commentary.
22490 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
22491 (max_parm_reg, parm_reg_stack_loc): Remove.
22492 * passes.c (DFI_addressof): Remove.
22493 (dump_file_info): Remove addressof.
22494 (rest_of_handle_addressof): Remove.
22495 (rest_of_compilation): Don't call it.
22496 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
22497 * stmt.c (expand_decl): Use use_register_for_decl.
22498 * tree.h: Update decls.
22499 * web.c (mark_addressof): Remove.
22500 * doc/invoke.texi (-dF): Remove.
22501
22502 2004-07-03 Richard Henderson <rth@redhat.com>
22503
22504 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
22505 instead of gen_mem_addressof.
22506 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
22507 TImode output register.
22508
22509 2004-07-03 Richard Henderson <rth@redhat.com>
22510
22511 PR tree-optimization/16341
22512 * tree-sra.c (sra_walk_function): Increment to next stmt before
22513 processing the current stmt.
22514 (sra_insert_after): Always use BSI_SAME_STMT.
22515
22516 2004-07-03 Richard Henderson <rth@redhat.com>
22517
22518 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
22519 fp plus with minus.
22520
22521 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
22522
22523 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
22524 with tree_int_cst_equal.
22525
22526 2004-07-03 Andreas Schwab <schwab@suse.de>
22527
22528 * config/ia64/ia64.md: Define new attribute "empty".
22529 (prologue_use, nop_x, insn_group_barrier): Set it.
22530
22531 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
22532 skip over "empty" insns.
22533
22534 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22535
22536 * tree-inline.c (initialize_inlined_parameters): Pass proper function
22537 context to gimplify_body.
22538 (walk_tree): Don't walk into types twice.
22539 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
22540
22541 * tree-sra.c (generate_element_init): Remove any useless conversions.
22542
22543 * gimplify.c (gimplify_conversion): Remove stripping useless
22544 conversions from here.
22545 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
22546 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
22547 Unshare before substituting PLACEHOLDER_EXPR.
22548 (gimplify_modify_expr_to_memset): Likewise.
22549 Pass address of TO to memset, not TO itself.
22550 (gimplify_init_constructor): Make copy of OBJECT so we have it each
22551 time we make an expression (to match a PLACEHOLDER_EXPR).
22552
22553 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
22554 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
22555 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
22556 * tree-ssa-dom.c (local_fold): Likewise.
22557
22558 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
22559 * langhooks.h (strct lang_hooks): New field type_max_size.
22560 * function.c (assign_temp): Call it.
22561
22562 2004-07-03 Steven Bosscher <stevenb@suse.de>
22563
22564 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
22565 * config/sh/sh.md: Convert the SH1 pipeline description to
22566 a DFA model.
22567
22568 2004-07-02 Zack Weinberg <zack@codesourcery.com>
22569
22570 * c-decl.c (struct c_binding): Remove contour field; add
22571 depth, invisible, nested fields.
22572 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
22573 (B_IN_EXTERNAL_SCOPE): New convenience macros.
22574 (bind): Add invisible and nested arguments. Initialize
22575 new fields of struct c_binding; adjust loop scanning for
22576 insertion point.
22577 (free_binding_and_advance): Clear structure with memset.
22578 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
22579 in file scope, even if it's in external scope too.
22580 (pushdecl): Adjust to match. Create invisible file-scope
22581 declarations for block-scope forward declarations of static functions.
22582 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
22583 (undeclared_variable, lookup_label, declare_label, define_label)
22584 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
22585 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
22586 (store_parm_decls_oldstyle): Adjust to match.
22587 (diagnose_mismatched_decls): Correct handling of linkage clashes.
22588 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
22589
22590 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
22591 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
22592
22593 2004-07-02 Richard Henderson <rth@redhat.com>
22594
22595 * c-decl.c (grokdeclarator): Don't frob current_function_decl
22596 around variable_size.
22597 (set_decl_nonlocal): Remove.
22598 (store_parm_decls): Add stmts for pending sizes.
22599 * calls.c (calls_function, calls_function_1): Remove.
22600 (precompute_arguments): Don't call it.
22601 * cfgexpand.c (set_save_expr_context): Remove.
22602 (tree_expand_cfg): Don't call it.
22603 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
22604 (dwarf2out_finish): Likewise.
22605 * expr.c (emit_block_move): Adjust addresses to BLKmode.
22606 (store_constructor): Don't pre-evaluate SAVE_EXPR.
22607 (safe_from_p): Don't queue SAVE_EXPRs.
22608 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
22609 or build plain VAR_DECLs.
22610 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
22611 (fold): Likewise.
22612 (fold_checksum_tree): Don't special-case SAVE_EXPR.
22613 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
22614 (put_var_into_stack): Don't handle SAVE_EXPR.
22615 (gen_mem_addressof): Likewise.
22616 * function.h (struct function): Remove x_save_expr_regs.
22617 (save_expr_regs): Remove.
22618 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
22619 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
22620 * stor-layout.c (variable_size): Don't set it.
22621 (force_type_save_exprs, force_type_save_exprs_1): Remove.
22622 * tree-inline.c (remap_save_expr): Remove fn argument. Update
22623 all callers. Don't set SAVE_EXPR_CONTEXT.
22624 * tree-inline.h (remap_save_expr): Update decl.
22625 * tree.c (save_expr): Update build size.
22626 (first_rtl_op): Don't handle SAVE_EXPR.
22627 (unsave_expr_1, contains_placeholder_p): Likewise.
22628 (decl_function_context): Likewise.
22629 * tree.def (SAVE_EXPR): Remove args 1 and 2.
22630 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
22631 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
22632
22633 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
22634
22635 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
22636 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
22637 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
22638 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
22639 some first-person references and patronizing comments. Based on
22640 printed manual.
22641 * doc/invoke.texi: Don't reference fortran@gnu.org.
22642 * doc/trouble.texi (Warning when a non-void function value is
22643 ignored): Rewrite. From Russ Allbery and Chris Devers.
22644
22645 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
22646
22647 * tree-ssa-pre.c (bitmap_set_t): New.
22648 (bb_value_sets): avail_out is now a bitmap_set_t.
22649 (bitmap_find_leader): New function.
22650 (bitmap_value_insert_into_set): Ditto.
22651 (bitmap_set_copy): Ditto.
22652 (bitmap_value_replace_in_set): Ditto.
22653 (bitmap_set_contains_value): Ditto.
22654 (bitmap_set_new): Ditto.
22655 (bitmap_set_pool): New pool.
22656 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
22657 (insert_aux): Ditto.
22658 (add_to_sets): Ditto.
22659 (compute_avail): Ditto
22660 (eliminate): Ditto.
22661 (init_pre): Ditto.
22662 (fini_pre): Ditto.
22663 (execute_pre): Ditto.
22664
22665 2004-07-02 Roger Sayle <roger@eyesopen.com>
22666
22667 * config/rs6000/rs6000.c (struct processor_costs): New structure
22668 used to hold instruction latencies/sizes for processor types.
22669 (rs6000_cost): New global variable pointing to current CPU's costs.
22670 (rs6000_override_options): Initialize rs6000_cost to point to the
22671 appropriate cost table based upon rs6000_cpu and optimize_size.
22672 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
22673 timings inline.
22674
22675 2004-07-02 Richard Henderson <rth@redhat.com>
22676
22677 * expmed.c (make_tree): Don't use SET_DECL_RTL.
22678
22679 2004-07-02 Steven Bosscher <stevenb@suse.de>
22680
22681 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
22682
22683 2004-07-01 Richard Henderson <rth@redhat.com>
22684
22685 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
22686 (alpha_gp_save_rtx): Use assign_stack_local instead of
22687 gen_mem_addressof.
22688
22689 2004-07-01 Richard Henderson <rth@redhat.com>
22690
22691 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
22692 (alpha_rtx_cost_data): Update to match.
22693 (alpha_rtx_cost_size): New.
22694 (alpha_rtx_costs): Honor optimize_size.
22695
22696 2004-07-01 Richard Henderson <rth@redhat.com>
22697
22698 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
22699 * cfgexpand.c (tree_expand_cfg): Do it here.
22700 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
22701 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
22702 * config/mips/mips.c (mips_output_mi_thunk): And here.
22703 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
22704 * config/sh/sh.c (sh_output_mi_thunk): And here.
22705 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
22706
22707 2004-07-01 Richard Henderson <rth@redhat.com>
22708
22709 * tree.def (RTL_EXPR): Remove.
22710 * c-typeck.c (lvalue_p): Don't handle it.
22711 * expr.c (safe_from_p): Likewise.
22712 (expand_expr_real_1): Likewise.
22713 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
22714 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
22715 * gengtype.c (adjust_field_tree_exp): Likewise.
22716 * stmt.c (warn_if_unused_value): Likewise.
22717 * tree-gimple.c (recalculate_side_effects): Likewise.
22718 * tree-pretty-print.c (dump_generic_node): Likewise.
22719 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
22720 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
22721 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
22722
22723 * stmt.c (struct stmt_status): Remove x_last_expr_type,
22724 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
22725 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
22726 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
22727 all the bits that tracked last_expr.
22728 (expand_end_bindings): Don't track last_expr.
22729 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
22730 (clear_last_expr): Remove.
22731 (expand_asm): Don't call it.
22732 (expand_asm_operands, expand_end_cond): Likewise.
22733 (expand_naked_return, expand_null_return_1): Likewise.
22734 * c-typeck.c (c_begin_compound_stmt): Likewise.
22735 * cfgexpand.c (expand_block): Use expand_expr_stmt.
22736 * expr.c (expand_expr_real_1): Likewise.
22737 * tree.h: Update prototypes.
22738
22739 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
22740 (struct emit_status): Remove sequence_rtl_expr.
22741 (struct function): Remove x_rtl_expr_chain.
22742 (seq_rtl_expr, rtl_expr_chain): Remove.
22743 * function.c (struct temp_slot): Remove rtl_expr.
22744 (assign_stack_temp_for_type): Don't set it.
22745 (free_temp_slots, pop_temp_slots): Don't check it.
22746 (free_after_compilation): Don't clear x_rtl_expr_chain.
22747 (fixup_var_refs): Don't search it.
22748 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
22749 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
22750 or seq_rtl_expr.
22751 (push_topmost_sequence): Likewise.
22752 (end_sequence, init_emit): Likewise.
22753 (start_sequence_for_rtl_expr): Remove.
22754 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
22755 * rtl.h (preserve_rtl_expr_result): Remove.
22756
22757 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
22758
22759 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
22760 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
22761 typos.
22762
22763 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
22764
22765 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
22766 (STANDARD_STARTFILE_PREFIX_2): Define.
22767 (standard_startfile_prefix_1): Initialize to
22768 STANDARD_STARTFILE_PREFIX_1.
22769 (standard_startfile_prefix_2): Initialize to
22770 STANDARD_STARTFILE_PREFIX_2.
22771 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
22772 (STANDARD_STARTFILE_PREFIX_1): Define.
22773 (STANDARD_STARTFILE_PREFIX_2): Define.
22774 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
22775 (STANDARD_STARTFILE_PREFIX_2): Document.
22776
22777 2004-07-01 Richard Henderson <rth@redhat.com>
22778
22779 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
22780 in order to disable scalarization. Instead set a flag and wait
22781 for a candidate decl.
22782
22783 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
22784
22785 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
22786 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
22787 Use terminology "testsuite" and "enumerated".
22788
22789 2004-07-01 Richard Henderson <rth@redhat.com>
22790
22791 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
22792 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
22793 (initial_return_save): Likewise.
22794 (flush_queued_reg_saves): Remap register numbers.
22795 (dwarf2out_return_reg): Likewise.
22796
22797 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22798
22799 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
22800
22801 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
22802 access functions for lower bound and element size and only output
22803 if lower bound nonzero or element size not same as that of type.
22804 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
22805
22806 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22807
22808 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
22809
22810 2004-07-01 Per Bothner <per@bothner.com>
22811
22812 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
22813
22814 2004-07-01 Jakub Jelinek <jakub@redhat.com>
22815
22816 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
22817 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
22818 first operand. Don't optimize if the bitfield is volatile.
22819
22820 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22821
22822 * c-pretty-print.c (pp_c_postfix_expression): Handle
22823 floating-point comparison operators.
22824 (pp_c_expression): Pass floating-point comparison
22825 operators to pp_c_postfix_expression.
22826
22827 2004-07-01 Roger Sayle <roger@eyesopen.com>
22828
22829 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
22830 rtx_cost instead of "had_mult" to determine whether the transformed
22831 expression is cheaper than the original.
22832
22833 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
22834
22835 * alias.c (get_alias_set, canon_rtx, get_addr,
22836 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
22837 Use MEM_P.
22838 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
22839 expand_builtin): Likewise.
22840 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
22841 Likewise.
22842 * combine.c (can_combine_p, combinable_i3pat, try_combine,
22843 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
22844 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
22845 record_dead_and_set_regs_1, get_last_value_validate,
22846 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
22847 * cse.c (check_dependence, canon_hash, equiv_constant,
22848 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
22849 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
22850 count_reg_usage): Likewise.
22851 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
22852 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
22853 cselib_record_sets): Likewise.
22854 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
22855 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
22856 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
22857 * df.c (df_uses_record): Likewise.
22858 * dojump (do_jump): Likewise.
22859 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
22860 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
22861 decl_start_label): Likewise.
22862 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
22863 operand_subword, change_address_1, make_safe_from): Likewise.
22864 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
22865 stabilize, force_not_mem): Likewise.
22866 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
22867 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
22868 * expr.c (convert_move, convert_modes, emit_block_move,
22869 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
22870 emit_move_insn_1, expand_assignment, store_expr,
22871 store_constructor_field, store_constructor, store_field,
22872 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
22873 Likewise.
22874 * final.c (cleanup_subreg_operands, alter_subreg,
22875 get_mem_expr_from_op): Likewise.
22876 * flow.c (notice_stack_pointer_modification_1,
22877 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
22878 Likewise.
22879 * function.c (mark_temp_addr_taken, preserve_temp_slots,
22880 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
22881 optimize_bit_field, flush_addressof, purge_addressof_1,
22882 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
22883 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
22884 keep_stack_depressed): Likewise.
22885 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
22886 noce_process_if_block, find_memory): Likewise.
22887 * integrate.c (subst_constants, allocate_initial_values): Likewise.
22888 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
22889 update_equiv_regs): Likewise.
22890 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
22891 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
22892 * optabs.c (expand_abs, emit_unop_insn): Likewise.
22893 * passes.c (rest_of_handle_final): Likewise.
22894 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
22895 move2add_note_store): Likewise.
22896 * ra-build.c (detect_remat_webs): Likewise.
22897 * ra-debug.c (dump_static_insn_cost): Likewise.
22898 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
22899 * recog.c (validate_change, apply_change_group, cancel_changes,
22900 validate_replace_rtx_1, general_operand, register_operand,
22901 nonmemory_operand, push_operand, pop_operand, memory_operand,
22902 indirect_operand, asm_operand_ok, offsettable_memref_p,
22903 offsettable_nonstrict_memref_p, constrain_operands,
22904 store_data_bypass_p): Likewise.
22905 * reg-stack.c (subst_stack_regs_pat): Likewise.
22906 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
22907 copy_cost, reg_scan_mark_refs): Likewise.
22908 * regmove.c (optimize_reg_copy_3, stack_memref_p,
22909 combine_stack_adjustments_for_block): Likewise.
22910 * regrename.c (copyprop_hardreg_forward_1): Likewise.
22911 * reload.c (can_reload_into, push_reload, decompose, immune_p,
22912 find_reloads, find_reloads_address, find_reloads_address_1,
22913 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
22914 find_equiv_reg): Likewise.
22915 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
22916 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
22917 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
22918 delete_address_reloads): Likewise.
22919 * resource.c (mark_referenced_resources): Likewise.
22920 * rtlanal.c (get_jump_table_offset, count_occurrences,
22921 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
22922 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
22923 num_sign_bit_copies1): Likewise.
22924 * rtlhooks.c (gen_lowpart_general): Likewise.
22925 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
22926 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
22927 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
22928 sdbout_global_decl): Likewise.
22929 * simplify-rtx.c (simplify_subreg): Likewise.
22930 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
22931 expand_anon_union_decl, expand_end_case_type): Likewise.
22932 * unroll.c (calculate_giv_inc): Likewise.
22933 * var-tracking.c (stack_adjust_offset_pre_post,
22934 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
22935 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
22936 vt_add_function_parameters): Likewise.
22937 * varasm.c (make_var_volatile, notice_global_symbol,
22938 assemble_external, decode_addr_const, mark_weak,
22939 default_encode_section_info): Likewise.
22940
22941 2004-07-01 Steven Bosscher <stevenb@suse.de>
22942
22943 * stmt.c (check_seenlabel): Remove.
22944 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
22945
22946 2004-07-01 Richard Henderson <rth@redhat.com>
22947
22948 * function.h (struct function): Remove x_function_call_count.
22949 (function_call_count): Remove.
22950 * calls.c (expand_call): Don't set it.
22951 * integrate.c (copy_rtx_and_substitute): Likewise.
22952
22953 * function.h (struct function): Remove x_cleanup_label.
22954 (cleanup_label): Remove.
22955 * stmt.c (expand_value_return): Don't use it.
22956 * function.c (free_after_compilation): Don't set it.
22957 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
22958 * cfgexpand.c (tree_expand_cfg): Update call.
22959 * tree.h (expand_function_start): Update decl.
22960
22961 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
22962
22963 PR c/1027
22964 * c-lang.c (c_initialize_diagnostics): Move from here ...
22965 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
22966 (c_tree_printer): Use pretty-printer to format %T.
22967 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
22968 before '*' if not C++.
22969 (pp_c_direct_abstract_declarator): Don't try to print array upper
22970 bound for flexible array members.
22971 * c-tree.h: Include "diagnostic.h".
22972 (c_initialize_diagnostics): Declare.
22973 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
22974 * c-format.c (format_type_warning): New function. Improve
22975 diagnostics for incorrect format argument types.
22976 (check_format_types): Use it. Add two parameters. Use the
22977 TYPE_MAIN_VARIANT of wanted_type.
22978 (check_format_info_main): Pass new parameters to
22979 check_format_types.
22980 (struct format_wanted_type): Update comment.
22981
22982 2004-07-01 Nick Clifton <nickc@redhat.com>
22983
22984 * target.h (struct gcc_target): Add new field to struct cxx:
22985 import_export_class.
22986 * target-def.h (TARGET_CXX): Initialise the new field.
22987 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
22988 the new field.
22989 * doc/tm.texi: Document the new target hook.
22990
22991 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22992
22993 * builtins.c (fold_builtin_classify): Fix typo.
22994
22995 2004-07-01 Richard Henderson <rth@redhat.com>
22996
22997 * function.c (identify_blocks, identify_blocks_1): Remove.
22998 * function.h (identify_blocks): Remove.
22999 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
23000
23001 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23002
23003 * builtins.c (fold_builtin_classify): New.
23004 (fold_builtin_unordered_cmp): Fix commentary.
23005 (fold_builtin): Use it.
23006 * builtins.def: Define builtins for isnan,
23007 isnanf, isnanl, finite, finitef, finitel,
23008 isinf, isinff, isinfl.
23009
23010 2004-07-01 Richard Henderson <rth@redhat.com>
23011
23012 * function.h (struct function): Remove dont_emit_block_notes.
23013 * gimple-low.c (lower_function_body): Don't set it.
23014 * cfgexpand.c (expand_block): Don't check it.
23015 * cfglayout.c (insn_locators_initialize): Likewise.
23016 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
23017 * passes.c (rest_of_compilation): Likewise.
23018 * stmt.c (expand_start_bindings_and_block): Likewise.
23019 (expand_end_bindings): Likewise.
23020
23021 2004-07-01 Richard Henderson <rth@redhat.com>
23022
23023 * cgraph.h (cgraph_build_static_cdtor): Declare.
23024 * cgraphunit.c (cgraph_build_static_cdtor): New.
23025 * c-objc-common.c (build_cdtor): Use it.
23026 * coverage.c (create_coverage): Likewise.
23027 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
23028 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
23029
23030 See ChangeLog.11 for earlier changes.