i386.c (override_options): Move SUBTARGET_OVERRIDE_OPTIONS before defaulting flag_omi...
[gcc.git] / gcc / ChangeLog
1 2004-11-24 Daniel Jacobowitz <dan@codesourcery.com>
2
3 * config/i386/i386.c (override_options): Move
4 SUBTARGET_OVERRIDE_OPTIONS before defaulting
5 flag_omit_frame_pointer.
6
7 2004-11-23 Richard Henderson <rth@redhat.com>
8
9 * rtl.h (validate_subreg): Declare.
10 * emit-rtl.c (validate_subreg): New.
11 (gen_rtx_SUBREG): Use it.
12 * simplify-rtx.c (simplify_subreg): Likewise.
13 (simplify_gen_subreg): Likewise. Remove duplicate asserts.
14 * expr.c (emit_move_insn_1): Tidy complex move code. Use memory
15 fallback whenever gen_realpart/gen_imagpart would not be able to
16 create SUBREGs.
17
18 2004-11-23 Richard Henderson <rth@redhat.com>
19
20 * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of
21 hard-coding avoiding calls to gen_rtx_SUBREG. Split complex return
22 modes to CONCAT.
23
24 2004-11-23 Diego Novillo <dnovillo@redhat.com>
25
26 PR tree-optimization/18618
27 * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare.
28 (insert_phi_nodes_for): Change third argument to VEC(basic_block).
29 * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap).
30 Update all users.
31 (stmts_to_rescan): Likewise.
32 (const_and_copies_stack): Likewise.
33 (nonzero_vars_stack): Likewise.
34 (vrp_variables_stack): Likewise.
35
36 2004-11-23 Richard Henderson <rth@redhat.com>
37
38 * cse.c (record_jump_cond_subreg): New.
39 (record_jump_cond): Use it instead of gen_lowpart.
40
41 2004-11-23 Daniel Jacobowitz <dan@codesourcery.com>
42 Joseph Myers <joseph@codesourcery.com>
43
44 * config/sol2-c.c (solaris_register_pragmas): Use
45 c_register_pragma_with_expansion.
46 * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define.
47 * c-pragma.c (c_register_pragma): Update call to
48 cpp_register_pragma.
49 (c_register_pragma_with_expansion): New function.
50 (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION.
51 * c-pragma.h (c_register_pragma_with_expansion): New prototype.
52 * doc/extend.texi (Solaris Pragmas): Mention macro expansion for
53 #pragma align.
54 * doc/tm.texi (c_register_pragma_with_expansion,
55 HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document.
56
57 2004-11-23 Richard Henderson <rth@redhat.com>
58
59 * combine.c (gen_lowpart_for_combine): Factor out mode of x as well
60 as mode sizes into local temporaries. Unify failure path.
61
62 2004-11-23 Richard Henderson <rth@redhat.com>
63
64 * emit-rtl.c, rtl.h (subreg_hard_regno): Remove.
65 * caller-save.c (mark_set_regs): Use subreg_regno instead.
66 * final.c (alter_subreg): Likewise.
67 * local-alloc.c (reg_is_born): Likewise.
68
69 2004-11-23 Richard Henderson <rth@redhat.com>
70
71 * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly
72 instead of using a SUBREG temporary.
73
74 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
75
76 * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering
77 two checks.
78
79 2004-11-23 Zack Weinberg <zack@codesourcery.com>
80
81 * function.h (struct function): Remove calls_longjmp.
82 (current_function_calls_longjmp): Delete.
83 * tree.h (ECF_LONGJMP): Delete.
84 (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
85 (ECF_LIBCALL_BLOCK): Everybody slide down one.
86 (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
87 * builtins.c (expand_builtin_longjmp): Don't set
88 current_function_calls_longjmp.
89 * calls.c (special_function_p): Mark longjmp and siglongjmp
90 with ECF_NORETURN, not ECF_LONGJMP.
91 (emit_call_1, expand_call, emit_library_call_value_1):
92 Don't check for ECF_LONGJMP.
93 * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
94 (need_fake_edge_p): Likewise.
95
96 * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
97 * system.h: Poison NON_SAVING_SETJMP.
98 * function.c (use_register_for_decl)
99 * gcse.c (compute_hash_table_work, compute_store_table)
100 * postreload-gcse.c (record_opr_changes)
101 * reload.c (find_equiv_reg)
102 * reload1.c (reload)
103 * config/i386/i386.c (ix86_can_use_return_insn_p):
104 Remove code conditional on NON_SAVING_SETJMP.
105 * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
106
107 * config/i386/sysv3.h: Delete file.
108 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
109
110 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
111
112 * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if
113 the vectorization factor is greater than the iteration count.
114 (vect_gen_niters_for_prolog_loop): No need to calculate min if the
115 iteration count is known.
116
117 (vect_build_symbol_bound): Removed. Its functionality moved to
118 vect_generate_tmps_on_preheader.
119 (vect_generate_tmps_on_preheader): Moved content of
120 vect_build_symbol_bound here instead of calling it. Changed some
121 variables names.
122
123 (vect_build_loop_niters): We don't expect a new_bb to be generated -
124 use gcc_assert.
125 (vect_gen_niters_for_prolog_loop): Likewise.
126 (vect_gen_niters_for_prolog_loo): Likewise.
127
128 (slpeel_make_loop_iterate_ntimes): Use buildN instead of build.
129 (slpeel_add_loop_guard): Likewise.
130 (slpeel_tree_peel_loop_to_edge): Likewise.
131 (vect_do_peeling_for_alignment): Likewise.
132
133 (vect_get_first_index): Missing space.
134
135 2004-11-23 Ulrich Weigand <uweigand@de.ibm.com>
136
137 * config/s390/s390.md ("*iordi3"): Mark commutative.
138 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
139
140 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
141
142 * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
143 greater than PHI_ARG_CAPACITY.
144 (reserve_phi_args_for_new_edge): Initialize the new PHI
145 argument to NULL_TREE. Increment PHI_NUM_ARGS.
146 (add_phi_arg): Add a PHI argument to the slot given by
147 E->dest_idx.
148 (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
149 * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
150 * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
151 argument by looking at PHI_ARG_DEF.
152 (verify_phi_args): Check for a missing PHI argument. Remove
153 the check for duplicate PHI arguments.
154 * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
155 (phi_arg_d): Remove e.
156
157 * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up
158 by restricting to the case with two outgoing edges.
159
160 2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com>
161
162 * config/s390/s390.c (s390_backchain_string): Removed.
163 (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
164 (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
165 Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
166 TARGET_KERNEL_BACKCHAIN to reflect the new options.
167 * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
168 (TARGET_KERNEL_BACKCHAIN): Removed.
169 (TARGET_BACKCHAIN): Former triple state option change to a target flag.
170 (TARGET_PACKED_STACK): New macro.
171 (TARGET_SWITCHES): New switches added.
172 (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
173 removed.
174 (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
175 * config/s390/s390.md ("allocate_stack", "restore_stack_block")
176 ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
177 the change in target switch semantics.
178 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
179 (TARGET_DEFAULT): MASK_BACKCHAIN added.
180 * doc/invoke.texi: Added documentation for the new/changed options.
181
182 2004-11-23 Uros Bizjak <uros@kss-loka.si>
183
184 PR rtl-optimization/18614
185 * simplify-rtx.c (simplify_binary_operation): Do not
186 simplify inner elements of constant arguments of
187 VEC_CONCAT insn.
188
189 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
190
191 * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
192 0 instead of NULL.
193
194 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
195
196 * tree-phinode.c (make_phi_node): Use a new variable,
197 capacity, to receive the return value of ideal_phi_node_len.
198
199 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
200
201 * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
202 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
203 __gthread_recursive_mutex_init_function.
204 (__gthread_key_create): Properly cast -1.
205 (__gthread_recursive_mutex_init_function): New function.
206 (__gthread_recursive_mutex_lock): Rewrite.
207 (__gthread_recursive_mutex_trylock): Likewise.
208 (__gthread_recursive_mutex_unlock): Likewise.
209
210 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
211
212 * config/c4x/t-rtems: New.
213 * config.gcc: Reflect having added c4x/t-rtems.
214
215 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
216
217 PR tree-opt/18403
218 PR tree-opt/18505
219 * tree-vectorizer.c (vect_create_data_ref_ptr): Use
220 lang_hooks.types.type_for_size instead of integer_type_node for the
221 type of ptr_update.
222
223 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
224
225 * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
226
227 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
228
229 * config/arm/t-rtems: New.
230 * config.gcc: Reflect having added arm/t-rtems.
231
232 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
233
234 * tree-cfg.c (tree_execute_on_growing_pred): New.
235 (tree_cfg_hooks): Add tree_execute_on_growing_pred.
236 * tree-flow.h: Add a prototype for
237 reserve_phi_args_for_new_edge.
238 * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
239 (add_phi_arg): Don't resize a PHI array.
240
241 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
242
243 * config.gcc: Add avr-*-rtems*.
244 * config/avr/t-rtems: New.
245 * config/avr/rtems.h: New.
246
247 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
248
249 * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
250 always the same as op1. Use bitmap_ior_into and bitmap_and_into.
251 Add comment to function.
252
253 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
254
255 PR pch/14940
256 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
257
258 PR rtl-optimization/14838
259 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
260 note.
261 (get_last_nonnote_insn): Don't assume last insn is a note.
262
263 2004-11-22 Roger Sayle <roger@eyesopen.com>
264
265 * fold-const.c (nondestructive_fold_binary_to_constant): Rename
266 to fold_binary_to_constant.
267 (nondestructive_fold_unary_to_constant): Likewise, rename to
268 fold_unary_to_constant.
269 (fold_relational_hi_lo): Update call to fold_binary_to_constant.
270 * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
271 (nondestructive_fold_unary_to_constant): Likewise.
272 * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
273 and fold_binary_to_constant.
274 * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
275 (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
276 and EXEC_UNARY with calls to fold_*nary_to_constant.
277 * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
278 (idx_find_step): Replace uses of EXEC_BINARY with calls to
279 fold_binary_to_constant.
280
281 2004-11-22 Roger Sayle <roger@eyesopen.com>
282
283 * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
284 * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
285 automatically for targets without TARGET_80387.
286 * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
287 sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
288 *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
289 fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
290 *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
291 *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
292 *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
293 atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
294 atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
295 acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
296 log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
297 fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
298 logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
299 expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
300 exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
301 rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
302 floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
303 frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
304 frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
305 Simplify conditionals using TARGET_USE_FANCY_MATH_387.
306
307 2004-11-22 Dale Johannesen <dalej@apple.com>
308
309 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
310 properly and comment.
311
312 2004-11-22 James A. Morrison <phython@gcc.gnu.org
313
314 * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
315 (sparc_init_builtins): New function.
316 (sparc_init_vis_builtins): Create builtin functions for VIS
317 instructions.
318 (sparc_expand_builtin): Expand builtin functions for VIS instructions.
319 (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
320 (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
321 (def_builtin): New macro for creating builtin functions.
322 (P): New mode macro for pointer types.
323 (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
324 UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
325 UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
326 (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
327 fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
328 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
329 faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
330
331 2004-11-22 Devang Patel <dpatel@apple.com>
332
333 * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
334
335 2004-11-22 Devang Patel <dpatel@apple.com>
336
337 * tree-if-conv.c (if_convertable_phi_p): Rename to ...
338 (if_convertible_phi_p): ... new name.
339 (if_convertable_modify_expr_p): Rename to ...
340 (if_convertible_modify_expr_p): ... new name.
341 (if_convertable_stmt_p): Rename to ...
342 (if_convertible_stmt_p): ... new name.
343 (if_convertable_bb_p): Rename to ...
344 (if_convertible_bb_p): ... new name.
345 (if_convertable_loop_p): Rename to ...
346 (if_convertible_loop_p): ... new name.
347
348 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
349
350 PR target/18444
351 * configure.ac (threading): Accept 'posix95'.
352 * configure: Regenerate.
353 * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
354 include sol26.h and default to posix95 threads if have_pthread_h.
355 (sparc-*-solaris2*): Likewise.
356 * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
357 * gthr-posix95.h: New file.
358 * config/sol26.h: New file.
359 * doc/install.texi (--enable-threads): Document 'posix95'.
360
361 2004-11-23 Ben Elliston <bje@au.ibm.com>
362
363 * pointer-set.h (pointer_set_contains): Remove.
364 * pointer-set.c (pointer_set_contains): Likewise.
365
366 2004-11-22 Dale Johannesen <dalej@apple.com>
367
368 * calls.c (expand_call): Do not call preserve_temp_slots.
369
370 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
371
372 * tree-flow.h: Remove the prototype for remove_phi_arg.
373 Add a prototype for remove_phi_args.
374 * tree-phinodes.c (remove_phi_arg): Remove.
375 (remove_phi_args): New.
376 * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
377 of remove_phi_arg.
378
379 * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
380 after making an edge.
381 (remove_edge): Call execute_on_shrinking_pred before removing
382 an edge.
383 (redirect_edge_succ): Call execute_on_growing_pred and
384 execute_on_shrinking_pred.
385 * cfghooks.c (execute_on_growing_pred): New.
386 (execute_on_shrinking_pred): Likewise.
387 * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
388 execute_on_shrinking_pred.
389 Add prototypes for execute_on_growing_pred and
390 execute_on_shrinking_pred.
391 * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
392 execute_on_growing_pred and execute_on_shrinking_pred.
393 (cfg_layout_rtl_cfg_hook): Likewise.
394 * tree-cfg.c (tree_cfg_hooks): Likewise.
395
396 * tree-cfg.c (tree_execute_on_shrinking_pred): New.
397 (tree_cfg_hooks): Use it.
398 * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
399 (ssa_redirect_edge): Don't call remove_phi_arg_num.
400
401 * tree-phinodes.c (remove_phi_arg_num): Make it static.
402 * tree-flow.h: Remove the corresponding prototype.
403
404 * tree-ssa.c (ssa_remove_edge): Remove.
405 * tree-flow.h: Remove the corresponding prototype.
406 * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
407 * basic-block.h: Likewise.
408 * tree-if-conv.c: Likewise.
409 * tree-ssa-threadupdate.c: Likewise.
410
411 2004-11-23 Ben Elliston <bje@au.ibm.com>
412
413 * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
414 @table to list the BSI methods. Use individual @findex directives
415 instead of one with a comma-separated list of index entries.
416
417 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
418
419 PR tree-optimization/18529
420 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
421 (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
422 (fold): Call fold_to_nonsharp_ineq_using_bound.
423 * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
424 (number_of_iterations_cond): Fold the expressions before futher
425 processing.
426 (tree_simplify_using_condition): Handle case when cond or expr is
427 an EQ_EXPR specially.
428
429 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
430
431 * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
432 SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
433
434 2004-11-22 David Edelsohn <edelsohn@gnu.org>
435 Fariborz Jahanian <fjahanian@apple.com>
436
437 * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
438 TARGET_ALTIVEC_ABI.
439 (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
440 Align 16 byte and larger vectors like Altivec.
441 (function_arg_advance): Pass any 16 byte vector like Altivec vector.
442 (function_arg): Same.
443 (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
444
445 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
446
447 PR tree-opt/18572
448 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
449 it.
450
451 2004-11-22 Richard Henderson <rth@redhat.com>
452
453 * function.c (assign_parm_setup_block): Revert 11-13 change to
454 forcably re-mode a (possibly BLKmode) hard register.
455
456 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
457
458 * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
459
460 2004-11-22 David Edelsohn <edelsohn@gnu.org>
461
462 * config/rs6000/power4.md: Remove delay between dispatch and issue
463 associated with dispatch group slots 3 and 4.
464 * config/rs6000/power5.md: Same.
465
466 2004-11-21 Jeff Law <law@redhat.com>
467
468 * cfg.c (cached_make_edge): Use find_edge rather than an inlined
469 variant.
470 * cfgbuild.c (make_edges): Likewise.
471 * cfghooks.c (can_duplicate_block_p): Likewise.
472 * cfgloop.c (loop_latch_edge): Likewise.
473 * cfgloopmanip.c (force_single_succ_latches): Likewise.
474 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
475 * predict.c (predict_loops, propagate_freq): Likewise.
476 * tracer.c (tail_duplicate): Likewise.
477 * tree-cfg.c (disband_implicit_edges): Likewise.
478 (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
479
480 2004-11-22 Nick Clifton <nickc@redhat.com>
481
482 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
483 initialisation of 'e'.
484
485 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
486
487 PR rtl-optimization/18599
488 * regrename.c (copyprop_hardreg_forward): Speed up by putting
489 BB_VISITED flags on basic blocks as we process them.
490
491 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
492
493 * config/rs6000/altivec.md (VI_char): New mode attribute.
494 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
495 (add<mode>3): ... this.
496 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
497 (sub<mode>3): ... this.
498 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
499 (smax<mode>3): ... this.
500 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
501 (smin<mode>3): ... this.
502 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
503 (umax<mode>3): ... this.
504 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
505 (umin<mode>3): ... this.
506 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
507 (and<mode>3): ... this.
508 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
509 (ior<mode>3): ... this.
510 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
511 (xor<mode>3): ... this.
512 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
513 (and<mode>3): ... this.
514 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
515 (ior<mode>3): ... this.
516 (altivec_vnor): Replace with ...
517 (altivec_nor<mode>): ... this.
518 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
519 (one_cmpl<mode>2): ... this.
520 (altivec_vandc): New expander.
521 (*andc<mode>3): New insn.
522 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
523
524 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
525
526 PR tree-opt/18536
527 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
528 creating iv instead of integer_type.
529 (vect_build_loop_niters): Remove redundant code.
530 (vect_transform_loop_bound): Removed (duplicates functionality of
531 make_loop_iterate_ntimes.
532 (vect_gen_niters_for_prolog_loop): Add documentation. Call
533 lang_hooks.types.type_for_size to create a type of the required size.
534 Use that type instead of integer_type. Remove redundant code.
535 (vect_update_niters_after_peeling): Use type of niters instead of
536 integer_type.
537 (vect_transform_loop): Unify handling of known and unknown loop bound
538 cases. Call make_loop_iterate_ntimes instead of
539 vect_transform_loop_bound.
540
541 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
542
543 PR target/18217
544 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
545 (LIB2ADDEH): Here.
546
547 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
548
549 PR tree-opt/18544
550 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
551
552 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
553
554 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
555 m32r*linux.
556 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
557 m32r/libgcc-glibc.ver.
558 * config/m32r/libgcc-glibc.ver: Add New file.
559
560 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
561
562 * bitmap.h (struct bitmap_obstack): New obstack type.
563 (struct bitmap_head_def): Replace using_obstack with obstack
564 pointer.
565 (bitmap_default_obstack): New.
566 (bitmap_initialize): Make inline, does not do allocation.
567 (bitmap_release_memory): Remove.
568 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
569 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
570 bitmap_obstack_free, bitmap_malloc_free): Declare.
571 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
572 (BITMAP_FREE): Replace with ...
573 (BITMAP_OBSTACK_FREE): ... this.
574 (BITMAP_XFREE): Adjust.
575 (BITMAP_INIT_ONCE): Remove.
576 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
577 (bitmap_default_obstack): New.
578 (bitmap_elem_to_freelist): Adjust.
579 (bitmap_element_allocate): Adjust. Break initialization into ...
580 (bitmap_obstack_initialize): ... here.
581 (bitmap_release_memory): Replace with ...
582 (bitmap_obstack_release): ... this.
583 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
584 bitmap_obstack_free, bitmap_malloc_free): New.
585 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
586 bitmap_initialize.
587 (bitmap_initialize): Move to bitmap.h.
588 * gengtype.c (open_base_files): Add obstack.h to ifiles.
589 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
590 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
591 (INITIALIZE_REG_SET): Remove.
592 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
593 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
594 (flow_obstack): Do not declare.
595 (reg_obstack): Declare.
596 * regs.h: Include obstack.h.
597 * tree-optimize.c (tree_rest_of_compilation): Initialize and
598 release bitmap obstack here.
599 * bb-reorder.c: #include regs, not basic-block.
600 (fix_crossing_conditional_branches): Allocate regsets from
601 reg_obstack.
602 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
603 obstack.h.
604 * caller-save.c: Include regs.h earlier.
605 * cfg.c: Do not include basic-block.h or obstack.h.
606 (reg_obstack): Define.
607 * cfganal.c: Include obstack.h
608 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
609 earlier.
610 * cfglayout.c: Do not include obstack.h.
611 (flow_obstack): Remove declaration.
612 (cfg_layout_duplicate_bb): Use reg_obstack.
613 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
614 * cfgrtl.c (rtl_split_block): Use reg_obstack.
615 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
616 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
617 (cfg_layout_split_edge): Use reg_obstack.
618 * cse.c: Include regs.h earlier.
619 * ddg.c: Do not include basic-block.h.
620 * dominance.c: Inlude obstack.h.
621 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
622 (calculate_global_regs_live): Likewise.
623 (allocate_bb_life_data): Use reg_obstack.
624 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
625 * global.c: Do not include basic-block.h.
626 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
627 * graph.c: Include obstack.h.
628 * haifa-sched.c: Do not include basic-block.h.
629 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
630 * local-alloc.c: Do not include basic-block.h.
631 * loop-init.c, loop-invariant.c: Include obstack.h.
632 * loop-iv.c: Likewise.
633 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
634 adjust.
635 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
636 * modulo-sched.c: Do not include basic-block.h.
637 * passes.c (rest_of_handle_final): Do not call
638 regset_release_memory.
639 * ra-debug.c: Include regs.h earlier. Do not include
640 basic-block.h.
641 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
642 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
643 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
644 (regset_release_memory): Remove.
645 * resource.c: Do not include basic-block.h.
646 * rtlanal.c: Do not include basic-block.h.
647 * sbitmap.c: Include obstack.h.
648 * sched-deps.c: Do not include basic-block.h.
649 (reg_pending_sets_head, reg_pending_clobbers_head,
650 reg_pending_uses_head): Remove.
651 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
652 * sched-ebb.c: Do not include basic-block.h.
653 * sched-rgn.c: Likewise.
654 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
655 BITMAP_XFREE.
656 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
657 * tree-sra.c (decide_instantiations): Adjust bitmap
658 initialization.
659 * tree-ssa-dce.c: Include obstack.h.
660 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
661 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
662 (bitmap_set_new): Likewise.
663 (init_pre): Initialize bitmap obstack.
664 (fini_pre): Release bitmap obstack.
665 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
666 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
667 (mark_for_rewrite, unmark_for_rewrite): Likewise.
668 (marked_ssa_names): Likewise.
669 (init_ssanames): Use BITMAP_XMALLOC.
670 (fini_ssanames): Use BITMAP_XFREE.
671 * web.c: Include obstack.h
672
673 2004-11-22 Nick Clifton <nickc@redhat.com>
674
675 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
676 predecessor in the first for-loop.
677
678 2004-11-21 Stan Shebs <shebs@apple.com>
679
680 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
681 UNION_TYPE case.
682 (function_arg): Move darwin test up, sniff mode first for
683 efficiency, test for union type.
684
685 2004-11-21 Dale Johannesen <dalej@apple.com>
686
687 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
688
689 2004-11-21 Jeff Law <law@redhat.com>
690
691 * tree-ssa.c (verify_use): Fix comment.
692 (verify_phi_args): Check that the number of incoming edges matches
693 the number of PHI arguments. Check that each PHI argument is
694 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
695 dead or duplicated edges. Clear e->aux earlier and avoid separate
696 loop to clear e->aux and test for missed edges.
697 (verify_ssa): Remove first walk over statements. Move checking
698 of PHI args into verify_phi_args. Move checking of statements
699 with aliased stores and V_MAY_DEFS into the remaining loop over
700 the statements. Register defs by walking through the formal
701 SSA_NAME table.
702
703 2004-11-21 Roger Sayle <roger@eyesopen.com>
704
705 PR middle-end/18520
706 * dojump.c (compare_from_rtx): Clarify mode argument in function
707 description. Correct order of mode/cmp_mode arguments in call to
708 simplify_relational_operation. Check "tem" for COMPARISON_P.
709
710 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
711 David Edelsohn <edelsohn@gnu.org>
712
713 PR target/17836
714 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
715 synthetic vectors in memory.
716 (function_arg_boundary): Align large synthetic vectors.
717 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
718
719 2004-11-21 Jeff Law <law@redhat.com>
720
721 * cfg.c (update_bb_profile_for_threading): Do not rescale the
722 successor probabilities if they are not going to change. Pull
723 division out of loop if we do need to rescale successor probabilities.
724
725 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
726 index of the destination block for the hash value rather than
727 hashing a pointer.
728
729 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
730
731 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
732 checks for neither argument being an array or pointer (swapping
733 the arguments if necessary), the array argument being a pointer to
734 or array of functions and for -Wchar-subscripts warnings upfront.
735
736 2004-11-20 Jeff Law <law@redhat.com>
737
738 * regrename.c (copyprop_hardreg_forward): Only search for a
739 previously processed block if the current block only has one
740 predecessor.
741
742 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
743
744 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
745 typos.
746 * config/arm/arm.c: Follow spelling conventions.
747
748 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
749
750 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
751 a bit in tune_flags.
752 (const_double_needs_minipool): Likewise. Split most of the code out
753 into ...
754 (arm_const_double_inline_cost): ... new function here.
755 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
756 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
757 word constants of length 2, 3 and 4 insns respectively.
758 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
759 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
760 constraints. Set insn lenghts accordingly.
761
762 2004-11-19 Jeff Law <law@redhat.com>
763
764 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
765 a hash table. Extensive modifications throughout to support
766 that change.
767 (struct el): New.
768 (struct local_info): New.
769 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
770 fields.
771 (redirection_data): Now a hashtable.
772 (redirection_data_hash, redirection_data_eq): New.
773 (lookup_redirection_data, create_duplicates): New.
774 (create_edge_and_update_destionation_phis): New.
775 (fixup_template_block, redirect_edges): New.
776 (thread_block): Use hash table traversals instead of loops over
777 varray entries or incoming edge vectors.
778
779 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
780
781 * basic-block.h (edge_def): Add dest_idx.
782 * cfg.c (unchecked_make_edge): Initialize dest_idx.
783 (remove_edge): Simplify the disconnection of an edge from its
784 destination.
785 (redirect_edge_succ): Likewise.
786 * cfghooks.c (verify_flow_info): Check the consistency of
787 dest_idx for each edge.
788
789 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
790
791 * simplify-rtx.c (simplify_ternary_operation): Use
792 gen_int_mode.
793
794 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
795
796 * tree-cfg.c (reinstall_phi_args): New.
797 (tree_split_edge): Use it after redirecting an edge. Don't
798 modify PHI_ARG_EDGE.
799
800 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
801
802 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
803 if checking is enabled.
804
805 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
806
807 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
808 too many nested scopes.
809
810 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
811
812 PR tree-opt/18181
813 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
814 changed to suppoer uses-after-loop and to void creating flow paths
815 that shouldn't exist.
816 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
817 Modified to fit the new peeling scheme. Avoid quadratic behavior.
818 (slpeel_add_loop_guard): Takes additional argument.
819 (slpeel_verify_cfg_after_peeling): New function.
820 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
821 documentation. Use 'exit-bb' instead of creating 'new-bb'.
822 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
823 the new peeling scheme.
824 (copy_phi_nodes): Function removed. Its functionality moved to
825 update_phis_for_duplicate_loop.
826 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
827 moved here. Added documentation. Modified to fit the new peeling scheme.
828 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
829 needed - done in slpeel_tree_peel_loop_to_edge.
830 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
831 (vect_do_peeling_for_loop_bound): Add documentation. Call
832 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
833 with additional argument.
834 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
835
836 (vect_finish_stmt_generation): Avoid 80 column oveflow.
837
838 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
839
840 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
841 arguments removed.
842 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
843 without last two arguments. Update single_exit of loops.
844 (vect_update_niters_after_peeling): Removed. Its functionality was
845 moved to vect_do_peeling_for_alignment.
846 (vect_do_peeling_for_loop_bound): New name for function previously
847 called vect_transform_for_unknown_loop_bound.
848 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
849 instead of code that duplicates the same functionality.
850 (vect_do_peeling_for_alignment): Functionality of
851 vect_update_niters_after_peeling moved here.
852 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
853 previously named vect_transform_for_unknown_loop_bound - for both known
854 and unknown loop bound cases.
855
856 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
857
858 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
859 previously called verify_loop_for_duplication. All conditions compacted
860 into one compound condition. Removed debug dumps.
861 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
862 functionality moved to vect_can_advance_ivs_p, and some to
863 vect_analyze_loop_form.
864 (vect_can_advance_ivs_p): New function. Contains functionality that was
865 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
866 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
867 (vect_analyze_operations): Call vect_can_advance_ivs_p and
868 slpeel_can_duplicate_loop_p.
869 (vect_get_loop_niters): Added documentation.
870 (vect_analyze_loop_form): Check the loop entry always - not only in case
871 of unknown loop bound. Create preheader and exit bb if necessary. Apply
872 a check that used to take place in
873 vect_analyze_loop_with_symbolic_num_of_iters.
874 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
875 Remove redundant call to rewrite_into_loop_closed_ssa.
876 (vect_compute_data_refs_alignment): Removed obsolete comment.
877
878 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
879
880 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
881 function previously called tree_duplicate_loop_to_edge.
882 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
883 previously called tree_duplicate_loop_to_edge_cfg.
884 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
885 function name.
886 (slpeel_update_phi_nodes_for_guard): Likewise.
887 (slpeel_make_loop_iterate_ntimes): Likewise.
888 (slpeel_add_loop_guard): Likewise.
889 (allocate_new_names, free_new_names): Function declaration moved to top
890 of file.
891 (rename_use_op, rename_def_op): Likewise.
892 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
893 (vect_generate_tmps_on_preheader): Function declaration moved.
894 (vect_transform_for_unknown_loop_bound): Added missing function
895 declaration.
896
897 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
898
899 PR tree-opt/18507
900 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
901 Define a VEC(tree_on_heap) for head.
902 (register_new_def): Change second argument to be a VEC(tree_on_heap).
903 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
904 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
905 the VEC(tree_on_heap) function. Also free it before returning.
906 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
907 for block_defs_stack.
908 (restore_currdefs_to_original_value): Use VEC_length instead of
909 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
910 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
911 for block_defs_stack.
912 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
913 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
914 for block_defs_stack.
915 (ssa_register_new_def): Likewise.
916 (ssa_rewrite_initialize_block): Likewise.
917 (rewrite_finalize_block): Use VEC_length instead of
918 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
919 (ssa_rewrite_finalize_block): Likewise.
920 (register_new_def): Change second argument to be a VEC(tree_on_heap).
921 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
922 (rewrite_blocks): Initialize block_defs_stack with
923 the VEC(tree_on_heap) function. Also free it before returning.
924 (rewrite_ssa_into_ssa): Likewise.
925
926 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
927
928 * config/darwin.c (machopic_data_defined_p): return 1 for
929 MACHOPIC_DEFINED_FUNCTION.
930
931 2004-11-19 Jeff Law <law@redhat.com>
932
933 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
934 arguments.
935
936 2004-11-19 Paul Brook <paul@codesourcery.com>
937
938 PR target/17735
939 * varasm.c (default_assemble_integer): Allow pointer-sized values.
940 Expand comment.
941
942 2004-11-19 Nick Clifton <nickc@redhat.com>
943
944 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
945 zero_extension and lshiftrt insns.
946 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
947 where appropriate.
948 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
949 to handle bp and bn insn patterns with a zero_extend rtx
950 inside them.
951
952 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
953
954 * config/arm/arm.md (generic_sched): Make const.
955
956 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
957
958 * emit-rtl.c (classify_insn): Make it static.
959 * rtl.h: Remove the corresponding prototype.
960
961 * integrate.c (has_func_hard_reg_initial_val,
962 get_func_hard_reg_initial_val): Make them static.
963 * integrate.h: Remove the corresponding prototypes.
964
965 2004-11-19 Ben Elliston <bje@au.ibm.com>
966
967 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
968 (dw2_asm_output_delta_sleb128): Likewise.
969 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
970 (dw2_asm_output_delta_sleb128): Likewise.
971
972 2004-11-19 Adam Nemet <anemet@lnxw.com>
973
974 * tree-ssa-alias.c: Fix comment.
975
976 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
977
978 * tree-outof-ssa.c: Fix a comment typo.
979
980 2004-11-19 Ben Elliston <bje@au.ibm.com>
981
982 * predict.h (predict_insn): Remove extern declaration.
983 * predict.c (predict_insn): Make static.
984
985 2004-11-19 Alan Modra <amodra@bigpond.net.au>
986
987 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
988
989 2004-11-18 Nicolas Pitre <nico@cam.org>
990
991 * config/arm/arm.c (const_double_needs_minipool): New function to
992 determine if a CONST_DOUBLE should be pushed to the minipool.
993 (note_invalid_constants): Use it.
994
995 2004-11-18 Paul Brook <paul@codesourcery.com>
996
997 * config/arm/arm.c (target_float_switch): New variable..
998 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
999 target_float_switch.
1000 * config/arm/arm.h (target_float_switch): Declare.
1001 (ARM_FLAG_SOFT_FLOAT): Remove.
1002 (TARGET_SWITCHES): Remove hard-float and soft-float.
1003 (TARGET_OPTIONS): Add hard-float and soft-float.
1004 (TARGET_DEFAULT_FLOAT_ABI): Define.
1005 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
1006 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
1007 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
1008 * config/arm/netbsd-elf.h: Ditto.
1009 * config/arm/netbsd.h: Ditto.
1010 * config/arm/pe.h: Ditto.
1011 * config/arm/unknown-elf.h: Ditto.
1012 * config/arm/wince-pe.h: Ditto.
1013 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
1014 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
1015 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
1016
1017 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
1018
1019 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
1020 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
1021 altivec_lvx_4sf): Rename and replace with ...
1022 (altivec_lvx_<mode>): ... mode macro version.
1023 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
1024 altivec_stvx_4sf): Rename and replace with ...
1025 (altivec_stvx_<mode>): ... mode macro version.
1026 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
1027 (mov<mode>): ... mode macro version.
1028 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
1029 *movv4sf_internal1): Replace with ...
1030 (*mov<mode>_internal): ... mode macro version.
1031 (get_vrsave_internal, *set_vrsave_internal, *save_world,
1032 *restore_world): Unquote output statements.
1033 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
1034 altivec_expand_st_builtin): Adjust insn names.
1035
1036 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
1037
1038 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
1039 previous change.
1040 (rs6000_override_options): Likewise.
1041 (spe_build_register_parallel): Handle complex doubles on e500v2.
1042 (rs6000_spe_function_arg): Likewise.
1043 (function_arg): Likewise.
1044 (rs6000_function_value): Likewise.
1045 (rs6000_libcall_value): Likewise.
1046
1047 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
1048
1049 * ifcvt.c (find_if_block): Move the check for the number of edges
1050 above the loops checking for complex edges.
1051 Remove the counting of edges as we use EDGE_COUNT now.
1052
1053 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
1054
1055 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
1056 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
1057
1058 2004-11-18 Andreas Schwab <schwab@suse.de>
1059
1060 * config/i386/i386.md (define_peephole2): Revert last change.
1061
1062 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
1063
1064 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
1065 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
1066
1067 2004-11-18 Diego Novillo <dnovillo@redhat.com>
1068
1069 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
1070 of FOR_EACH_BB.
1071
1072 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
1073
1074 * Makefile.in (macro_list): Depend on s-macro_list.
1075 (s-macro_list): New target.
1076
1077 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
1078
1079 PR target/17107
1080 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
1081 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
1082 (fold_range_test): Adjust.
1083 (fold_truthop): Use it.
1084 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
1085 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
1086
1087 2004-11-18 Uros Bizjak <uros@kss-loka.si>
1088
1089 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
1090 insn split constraint.
1091 (define_peephole2): Remove unneeded "&& 1" from peephole2
1092 constraints.
1093
1094 2004-11-18 Ben Elliston <bje@au.ibm.com>
1095
1096 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
1097 element for bsi_prev; use @findex instead.
1098
1099 2004-11-18 Ben Elliston <bje@au.ibm.com>
1100
1101 * opts.h (add_input_filename): Remove extern declaration.
1102 * opts.c (add_input_filename): Make static.
1103
1104 2004-11-17 Mark Mitchell <mark@codesourcery.com>
1105
1106 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
1107 ATTRIBUTE_UNUSED.
1108
1109 2004-11-17 Zack Weinberg <zack@codesourcery.com>
1110
1111 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
1112 * system.h: Poison it.
1113 * doc/tm.texi: Delete its documentation.
1114
1115 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1116 Mark Mitchell <mark@codesourcery.com>
1117
1118 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
1119 * config/i386/i386.c (i386_solaris_elf_named_section): New
1120 function.
1121 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
1122 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
1123 64-bit.
1124 (ASM_QUAD): Don't undefine for biarch targets.
1125 * config/i386/t-sol2: Introduce multilib support.
1126
1127 2004-11-18 Ben Elliston <bje@au.ibm.com>
1128
1129 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
1130
1131 2004-11-18 Ben Elliston <bje@au.ibm.com>
1132
1133 * cgraph.h: Replace "it's" with "its" throughout.
1134
1135 2004-11-18 Ben Elliston <bje@au.ibm.com>
1136
1137 * doc/rtl.texi (Flags): Grammar fix.
1138
1139 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
1140
1141 * expmed.c (alg_code): Add alg_unknown.
1142 (alg_hash_entry): New.
1143 (NUM_ALG_HASH_ENTRIES): Likewise.
1144 (alg_hash): Likewise.
1145 (synth_mult): Cache the result into alg_hash.
1146
1147 2004-11-17 Zack Weinberg <zack@codesourcery.com>
1148
1149 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
1150 config/rs6000/libgcc-ppc64.ver.
1151
1152 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
1153
1154 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
1155 checking if an unconditional return is followed by a barrier.
1156
1157 * jump.c (condjump_p): Remove unreachable code.
1158
1159 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
1160 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
1161 tree-ssa-live.h, tree.h: Remove unused prototypes.
1162
1163 2004-11-17 Jeff Law <law@redhat.com>
1164
1165 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
1166 (edge_to_cases_elt): Renamed from edge_to_case_leader.
1167 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
1168 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
1169 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
1170 (get_cases_for_edge): New function.
1171 (start_recording_case_labels, end_recording_case_labels): Similarly.
1172 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
1173 chain equivalent CASE_LABEL_EXPRs together.
1174 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
1175 (make_switch_expr_edges): Do not record edge/cases here.
1176 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
1177 (split_critical_edges): Record cases around the edge splitting code.
1178 (cleanup_dead_labels): Use CASE_LABEL again.
1179 (tree_redirect_edge_and_branch): If we have a mapping from edge
1180 to cases, use it to handle redirections. Else do it the slow way.
1181 * tree.h (CASE_LEADER_OR_LABEL): Kill.
1182 (CASE_LABEL): Revert to just looking at the tree's second operand.
1183 * tree.c (get_case_label): Kill.
1184
1185 2004-11-17 Diego Novillo <dnovillo@redhat.com>
1186
1187 PR tree-optimization/18307
1188 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
1189 'orig' are the same node.
1190 (collect_points_to_info_r): Do not call merge_pointed_to_info
1191 when the PHI argument is identical to the LHS.
1192
1193 2004-11-17 Steven Bosscher <stevenb@suse.de>
1194
1195 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
1196 to insert the exit or entry block.
1197 (ssa_prop_init): Use add_control_edge to seed the algorithm.
1198
1199 2004-11-16 Zack Weinberg <zack@codesourcery.com>
1200
1201 * mkmap-flat.awk, mkmap-symver.awk: If the last version
1202 assigned to a symbol was '%exclude', do not emit it anywhere.
1203 If leading_underscore is true, prefix all symbols from the
1204 version scripts with a leading underscore before comparing
1205 them with nm output or emitting them. Remove support for dot
1206 symbols.
1207 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
1208 (SHLIB_MAPFILES): Use libgcc-std.ver.
1209 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
1210 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
1211 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
1212 libgcc-excl.ver and libgcc-glibc.ver.
1213
1214 * config/sh/libgcc-excl.ver: New file.
1215 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
1216
1217 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
1218
1219 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
1220 the test when the edge has the opposite meaning, not when
1221 the first argument is invariant.
1222
1223 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
1224
1225 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
1226 doubles.
1227 (rs6000_complex_function_value): Handle e500 v2 variant.
1228
1229 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
1230
1231 Fix PR tree-optimization/18519
1232
1233 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
1234 * tree-pass.h: Add TODO_cleanup_cfg.
1235 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
1236 (ccp_finalize): Remove call to cleanup_cfg.
1237 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
1238 (pass_cd_dce): Ditto.
1239 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
1240 dump_function_to_file.
1241 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
1242 to cleanup_cfg.
1243 (pass_ch): Add TODO_cleanup_cfg.
1244 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
1245 cleanup_cfg.
1246 (pass_loop_done): Add TODO_cleanup_cfg.
1247 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
1248 (tree_ssa_phiopt): Remove call to cleanup_cfg.
1249
1250 2004-11-16 Devang Patel <dpatel@apple.com>
1251
1252 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
1253
1254 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
1255
1256 * expmed.c, ra-colorize.c: Fix comment typos.
1257
1258 * doc/tm.texi: Fix typos.
1259
1260 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1261 Mark Mitchell <mark@codesourcery.com>
1262
1263 PR target/6123
1264 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
1265 __pic__ if PIC.
1266
1267 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
1268
1269 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
1270 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
1271
1272 2004-11-16 Devang Patel <dpatel@apple.com>
1273
1274 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
1275
1276 2004-11-16 Eric Christopher <echristo@redhat.com>
1277
1278 * config/mips/mips.c: Use rtl _P predicates.
1279 * config/mips/mips.h: Ditto.
1280 * config/mips/mips.md: Ditto.
1281
1282 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
1283
1284 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
1285 the pattern.
1286
1287 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
1288
1289 * config/s390/s390.c (s390_cc_modes_compatible): New function.
1290 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
1291
1292 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
1293
1294 PR target/18447
1295 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
1296 before and after the insns for getting GOT address in non-PIC
1297 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
1298 is enabled.
1299
1300 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
1301
1302 * gcc/cse.c (struct change_cc_mode_args): New structure.
1303 (cse_change_cc_mode_insn): New function.
1304 (cse_change_cc_mode): Use validate_change to perfom changes.
1305 (cse_change_cc_mode_insns, cse_condition_code_reg):
1306 Call cse_change_cc_mode_insn.
1307
1308 2004-11-16 Steven Bosscher <stevenb@suse.de>
1309
1310 * stack.h: Remove.
1311
1312 2004-11-16 Steven Bosscher <stevenb@suse.de>
1313
1314 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
1315
1316 2004-11-15 Dale Johannesen <dalej@apple.com>
1317
1318 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
1319
1320 2004-11-15 Dale Johannesen <dalej@apple.com>
1321
1322 * profile.c (compute_branch_probabilities): Prevent
1323 crash with EH in RTL-based profiling.
1324
1325 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
1326
1327 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
1328 COND_EXPR_COND.
1329 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
1330 * tree-ssa-dom.c (thread_across_edge): Likewise.
1331 * tree-vectorizer.c (vect_transform_loop_bound): Replace
1332 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
1333 COND_EXPR_ELSE.
1334
1335 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
1336 (tree_flow_call_edges_add): Update the call to
1337 bsi_commit_edge_inserts.
1338 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
1339 * profile.c (branch_prob): Likewise.
1340 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
1341 * tree-sra.c (scalarize_function): Likewise.
1342 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
1343 * tree-ssa-pre.c (fini_pre): Likewise.
1344 * tree-flow.h: Update the prototype for
1345 bsi_commit_edge_inserts.
1346
1347 2004-11-15 Eric Christopher <echristo@redhat.com>
1348
1349 * sched-deps.c (set_sched_group_p): Delete.
1350 (delete_all_dependencies): New function.
1351 (fixup_sched_groups): Use. New function.
1352 (sched_analyze_insn): Use.
1353
1354 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
1355
1356 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
1357 RROTATE_EXPR or unknown code.
1358 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
1359 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
1360 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
1361 or unknown code.
1362
1363 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
1364
1365 PR c/18498
1366 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
1367 after processing the declarator.
1368
1369 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
1370
1371 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
1372 vec_duplicate.
1373 (altivec_vspltb): Same.
1374 (altivec_vspltw): Same.
1375 (altivec_vspltisb): Same.
1376 (altivec_vspltish): Same.
1377 (altivec_vspltisw): Same.
1378 (altivec_vspltisw_v4sf): Same.
1379 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
1380 UNSPEC_VSPLTISH.
1381 Move "End of vector xor's" comment to the right place.
1382
1383 2004-11-15 Steve Ellcey <sje@cup.hp.com>
1384
1385 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
1386 instead of nonimmediate_operand.
1387
1388 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1389
1390 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
1391 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
1392 * config/sol2.c (solaris_output_init_fini): Update calls to
1393 ASM_OUTPUT_CALL. Include "rtl.h".
1394
1395 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1396
1397 * config/sol2-c.c (cmn_err_char_table): Add "p".
1398
1399 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1400
1401 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
1402 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
1403
1404 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1405
1406 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
1407 within the multilib directory.
1408
1409 2004-11-15 Nick Clifton <nickc@redhat.com>
1410
1411 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
1412 builtin assert of cpu=xstormy16.
1413
1414 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
1415
1416 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
1417 variable.
1418
1419 2004-11-14 Richard Henderson <rth@redhat.com>
1420
1421 PR 18480
1422 * calls.c (struct arg_data): Add parallel_value.
1423 (precompute_register_parameters): Set it.
1424 (load_register_parameters): Use it.
1425 (store_one_arg): Also set it here.
1426
1427 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
1428
1429 PR tree-optimization/18431
1430 * fold-const.c (associate_trees): Do not produce x + 0.
1431 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
1432 (fold): Use them.
1433 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
1434 Moved ...
1435 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
1436 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
1437
1438 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1439
1440 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
1441
1442 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1443
1444 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
1445 value-prof.c: Fix comment typos.
1446
1447 2004-11-14 Stan Shebs <shebs@apple.com>
1448
1449 Basic ABI changes for passing structs by value in 64-bit Darwin.
1450 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
1451 (rs6000_override_options): Set it for 64-bit Darwin.
1452 (rs6000_parse_abi_options): Add testing options to change it.
1453 (rs6000_return_in_memory): Test whether the type is one
1454 that can be passed in registers.
1455 (darwin64_function_arg_advance): New.
1456 (function_arg_advance): Call it, plus add recursion depth
1457 argument and test when counting off arguments.
1458 (rs6000_darwin64_function_arg): New.
1459 (function_arg): Call it.
1460 (setup_incoming_varargs): Add argument to function_arg_advance.
1461 (rs6000_darwin64_function_value): New.
1462 (rs6000_function_value): Call it.
1463 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
1464 * config/rs6000/rs6000-protos.h: Update decl of
1465 function_arg_advance.
1466
1467 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
1468
1469 PR c/17279
1470 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
1471 support TImode before adding __int128_t and __uint128_t types.
1472
1473 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
1474
1475 PR tree-opt/18400
1476 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
1477 (vect_transform_loop_bound): Set loop->nb_iterations.
1478
1479 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
1480 Andrew Pinski <pinskia@physics.uc.edu>
1481
1482 PR tree-opt/18425
1483 * tree-vectorize.c (vect_build_loop_niters): Do not insert
1484 NULL into the instruction stream. Initialize new_bb to NULL.
1485 (vect_update_ivs_after_vectorizer): Likewise.
1486 (vect_gen_niters_for_prolog_loop): Likewise.
1487
1488 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
1489
1490 PR tree-optimization/18431
1491 * tree-flow.h (stmt_references_memory_p): Declare.
1492 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
1493 * tree-ssa.c (stmt_references_memory_p): New function.
1494
1495 2004-11-14 Andreas Schwab <schwab@suse.de>
1496
1497 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
1498 $(EXPR_H).
1499
1500 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1501
1502 * c-common.c (walk_stmt_tree): Remove.
1503 * c-common.h: Remove the corresponding prototype.
1504
1505 * emit-rtl.c (push_to_full_sequence): Remove.
1506 * rtl.h: Remove the corresponding prototype.
1507
1508 * cselib.c, expr.c: Fix comment typos.
1509
1510 2004-11-13 Richard Henderson <rth@redhat.com>
1511
1512 * calls.c (precompute_register_parameters): Force all PARALLELs
1513 into pseudo registers.
1514 (load_register_parameters): Copy PARALLELs into hard registers.
1515 * function.c (assign_parm_setup_block): Copy PARALLELS into
1516 pseudo registers. Do emit_group_store in conversion_insns.
1517 * expr.c (emit_group_load_1): Rename from emit_group_load, take
1518 tmps as an argument. Move final copy loop ...
1519 (emit_group_load): ... here. New function.
1520 (emit_group_load_into_temps, emit_group_move_into_temps): New.
1521 * expr.h: Declare them.
1522
1523 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1524
1525 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
1526 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
1527 with PHI_CHAIN where appropriate.
1528
1529 2004-11-13 Dale Johannesen <dalej@apple.com>
1530
1531 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
1532 (tree_block_label): Ditto.
1533 (flush_pending_stmts): Ditto.
1534 (insert_edge_copies): Ditto.
1535 (expr_invariant_in_loop_p): Ditto.
1536 (TDF_USE_OPS): Parenthesize definition.
1537 (TDF_USE_VOPS): Ditto.
1538
1539 2004-11-13 David Edelsohn <edelsohn@gnu.org>
1540
1541 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
1542 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
1543 (atoll): Declare.
1544 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
1545
1546 2004-11-14 Joseph Myers <joseph@codesourcery.com>
1547
1548 * config/i386/i386.c (override_options): Move loop to set default
1549 tuning to correct place.
1550
1551 2004-11-13 Zak Kipling <zak@transversal.com>
1552
1553 PR target/18300
1554 * config/i386/i386.c (classify_argument): Fix infinite loop when
1555 passing object with 3 or more base classes by value.
1556
1557 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1558
1559 * doc/md.texi (constraints) <% modifier>: Mention that it is
1560 useless when the two alternatives are strictly identical.
1561
1562 2004-11-13 Richard Henderson <rth@redhat.com>
1563
1564 * expmed.c (extract_split_bit_field): Temporarily disable call to
1565 extract_force_align_mem_bit_field.
1566
1567 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1568
1569 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
1570 formatting.
1571
1572 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
1573 lambda-code.c, postreload.c, predict.c, tree-sra.c,
1574 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
1575
1576 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
1577
1578 * doc/install.texi (automake): Correctly document that everything now
1579 will use automake 1.9.3.
1580
1581 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
1582
1583 PR target/18347
1584 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
1585 TImode. Sorry for other non-complex larger-than-64-bit modes.
1586 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
1587
1588 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
1589
1590 * doc/install.texi (automake): Document that everything now uses 1.9.
1591
1592 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
1593
1594 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
1595 previous loads.
1596
1597 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1598
1599 * tree.h: Fix comment typos.
1600
1601 2004-11-13 Steven Bosscher <stevenb@suse.de>
1602
1603 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
1604 HARD_REGISTER_NUM_P.
1605
1606 * cselib.c (new_cselib_val): Make comment correct and more detailed.
1607 * flow.c (mark_set_1): Likewise.
1608
1609 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
1610 duplicate_eh_regions): Remove.
1611 * except.h (duplicate_eh_regions): Remove prototype.
1612 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
1613 global_const_equiv_varray): Remove.
1614 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
1615 global_const_equiv_varray, set_label_in_map): Remove prototypes,
1616 extern declaration, and #define.
1617 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
1618 (struct inline_remap): Remove.
1619 * varray.c (struct element): Remove entry for const_equiv_data.
1620 * varray.h (struct const_equiv_data): Remove.
1621 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
1622 (union varray_data_tag) <const_equiv>: Remove.
1623 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
1624 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
1625
1626 * regstack.c (record_label_references): Remove unused function.
1627
1628 * rtl.def (VALUE): Update comment.
1629 (LABEL_REF): Remove unused operand 2.
1630 * rtl.h (struct rtx_def): Update for removed accessor macros.
1631 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
1632 REG_LOOP_TEST_P): Remove.
1633 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
1634 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
1635 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
1636
1637 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
1638 Eric Botcazou <ebotcazou@libertysurf.fr>
1639
1640 PR target/18230
1641 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
1642 patterns.
1643 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
1644 (V32I): New macro for 32-bit modes.
1645 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
1646 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
1647 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
1648 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
1649 one_cmpldi_sp64): Use V64I instead of DI.
1650 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
1651 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
1652 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
1653 (nandv64i_vis, nandv32i_vis): New patterns.
1654
1655 2004-11-12 Mike Stump <mrs@apple.com>
1656
1657 * Makefile.in: Add html support.
1658 * java/Make-lang.in: Likewise.
1659 * fortran/Make-lang.in: Likewise.
1660 * treelang/Make-lang.in: Likewise.
1661 * doc/install.texi: Likewise.
1662 * doc/makefile.texi: Likewise.
1663 * doc/sourcebuild.texi: Likewise.
1664
1665 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1666
1667 * tree-ssa-loop-manip.c: Fix a comment typo.
1668
1669 2004-11-12 Mike Stump <mrs@apple.com>
1670
1671 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
1672 renaming this node to Concept Index.
1673 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
1674 to more closely match gcc.texi.
1675
1676 2004-11-12 Jeff Law <law@redhat.com>
1677
1678 * tree-cfg.c (hashtab.h): Include.
1679 (struct edge_to_case_leader_elt): New structure.
1680 (edge_to_case_leader): New.
1681 (edge_to_case_leader_hash): New hashtable hasing function.
1682 (edge_to_case_leader_eq): New hashtable equality function.
1683 (record_switch_edge): New function.
1684 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
1685 (make_switch_expr_edges): Build the edge-to-case-leader
1686 hash table. Tear down the hash table when we're done.
1687 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
1688 CASE_LABEL.
1689 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
1690 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
1691 to use new concept of case leaders to reduce overhead of
1692 redirecting outgoing edges from switch statements.
1693 * tree.c (get_case_label): New function.
1694 * tree.h (CASE_LABEL): Define in terms of get_case_label.
1695 (CASE_LEADER_OR_LABEL): Define.
1696
1697 2004-11-12 Ziemowit Laski <zlaski@apple.com>
1698
1699 * varasm.c (output_addressed_constants): For CONST_DECLs,
1700 output the initializer if present.
1701
1702 2004-11-12 Ziemowit Laski <zlaski@apple.com>
1703
1704 * config/rs6000/darwin.h: Fix confusing typo in comment.
1705
1706 2004-11-12 Devang Patel <dpatel@apple.com>
1707
1708 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
1709
1710 2004-11-12 Devang Patel <dpatel@apple.com>
1711
1712 * tree-if-conv.c (clean_predicate_lists): Use loop header
1713 and latch directly.
1714
1715 2004-11-12 Richard Henderson <rth@redhat.com>
1716
1717 PR 17778
1718 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
1719 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1720 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
1721 * config/i386/i386-modes.def (XF): Use it.
1722
1723 2004-11-11 Geoffrey Keating <geoffk@apple.com>
1724
1725 * Makefile.in (macro_list): Use move-if-change to avoid spurious
1726 rebuilds.
1727
1728 2004-11-12 Mark Mitchell <mark@codesourcery.com>
1729
1730 PR c++/18416
1731 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
1732 when deciding whether to pass a variable to
1733 cgraph_varpool_finalize_decl or assemble_variable.
1734 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
1735
1736 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
1737
1738 * tree-vectorizer.c: Fix a comment typo.
1739
1740 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1741
1742 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
1743
1744 2004-11-12 Diego Novillo <dnovillo@redhat.com>
1745
1746 * tree-scalar-evolution.c (analyzable_condition): Remove
1747 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
1748
1749 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
1750
1751 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1752 Remove m505/roe multilib variant.
1753
1754 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1755
1756 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
1757 to load from the stack.
1758
1759 2004-11-12 Richard Henderson <rth@redhat.com>
1760
1761 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
1762 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
1763 * toplev.h (FL2T__): Remove.
1764 (CLZ_HWI): Rename from FL2T_CLZ__.
1765 (CTZ_HWI): New.
1766 (floor_log2): Simplify.
1767 (exact_log2): New.
1768
1769 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
1770
1771 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
1772 compute the first overlapping iterations.
1773
1774 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
1775
1776 PR middle-end/18005
1777 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
1778 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
1779
1780 2004-11-12 Steven Bosscher <stevenb@suse.de>
1781
1782 PR tree-optimization/18419
1783 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
1784 pointer set instead of a bitmap.
1785 (walk_use_def_chains): Create, pass and clean up that pointer_set.
1786
1787 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
1788 field an sbitmap.
1789 (init_alias_info): Allocate and zero it here.
1790 (delete_alias_info): Delete it here.
1791 (collect_points_to_info_for): Use it.
1792
1793 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1794
1795 * alias.c (record_alias_subset, addr_side_effect_eval):
1796 Make them static.
1797 * alias.h: Remove the prototype for record_alias_subset.
1798 * expr.h: Remove the commented-out prototype for
1799 record_alias_subset.
1800 * rtl.h: Remove the prototype for addr_side_effect_eval.
1801
1802 * cfglayout.c (choose_inner_scope): Make it static.
1803 * rtl.h: Remove the corresponding prototype.
1804
1805 * cfgloopmanip.c (update_single_exits_after_duplication,
1806 unloop): Make them static.
1807 * cfgloop.h: Remove the corresponding prototypes.
1808
1809 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
1810 Make them static.
1811 * c-tree.h: Remove the corresponding prototypes.
1812
1813 * explow.c (round_push): Make it static.
1814 * expr.h: Remove the corresponding prototype.
1815
1816 * varasm.c (get_named_section_flags, decl_tls_model): Make
1817 them static.
1818 * output.h: Remove the prototype for get_named_section_flags.
1819 * tree.h: Remove the prototype for decl_tls_model.
1820
1821 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1822
1823 * function.c (expand_function_end): Remove an "if" statement
1824 that always triggers.
1825 * stmt.c (expand_null_return_1): Likewise.
1826
1827 2004-11-11 James E. Wilson <wilson@specifixinc.com>
1828
1829 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
1830 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
1831 CLASS_MAX_NREGS): Likewise.
1832
1833 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1834
1835 PR tree-optimization/17742
1836 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
1837 MINUS_EXPR correctly.
1838
1839 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
1840
1841 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1842 Give up as soon as the evolution is known not computable.
1843
1844 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1845
1846 PR target/16457
1847 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
1848 mask64_1or2_operand.
1849 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
1850 to spot rlwinm opportunities.
1851 (and64_2_operand): Use mask_1or2_operand.
1852 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
1853
1854 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
1855
1856 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
1857 (vect_update_ivs_after_vectorizer): Update function documentation.
1858 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
1859
1860 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1861
1862 * config/arm/arm.c: Fix a comment typo.
1863
1864 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1865
1866 * bitmap.h (nBITMAP_WORD_BITS): Remove.
1867 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
1868 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
1869 unnecessary casts.
1870 (bitmap_first_set_bit): Return unsigned, use ctzl.
1871 (bitmap_last_set_bit): Remove.
1872 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
1873 unsigned.
1874 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
1875 remove special case code for two word elements.
1876 (bitmap_last_set_bit): Remove.
1877 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
1878 bitmap_first_set_bit with bitmap_empty_p.
1879 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
1880 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
1881 bitmap_last_bit_set.
1882
1883 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1884
1885 PR target/16796
1886 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
1887
1888 PR target/16458
1889 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
1890 unsigned equality compare when we know the operands are unsigned.
1891
1892 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
1893
1894 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
1895 __PIC__ and __pic__ only if TARGET_ABICALLS.
1896 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
1897 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
1898 -KPIC only if not -mno-abicalls.
1899
1900 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
1901 * config/sparc/linux.h, config/sparc/linux64.h
1902 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
1903
1904 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
1905 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
1906 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
1907 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
1908
1909 2004-11-11 Paul Brook <paul@codesourcery.com>
1910
1911 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
1912 register if current_function_uses_pic_offset_table is set.
1913
1914 2004-11-10 David Edelsohn <edelsohn@gnu.org>
1915
1916 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
1917 Change multi-instruction sequences to new attribute.
1918 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
1919 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
1920 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
1921
1922 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
1923
1924 * tree-data-ref.c (build_classic_dist_vector): If either loop
1925 is outside of the nest we asked about, the dependence can't
1926 matter.
1927 (build_classic_dir_vector): Ditto.
1928
1929 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
1930
1931 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
1932 right order.
1933 (force_var_cost): Determine cost of addition and multiplication more
1934 precisely.
1935 (get_computation_cost_at): Add cost for computing address elements to
1936 the final cost.
1937
1938 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
1939 one of the arguments of MINUS_EXPR is an address.
1940 (split_address_to_core_and_offset): New function.
1941 (ptr_difference_const): Handle case when one of the operands is a
1942 pointer.
1943 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
1944 (ptr_difference_cost): Pass addresses instead of objects to
1945 ptr_difference_const.
1946
1947 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
1948
1949 * tree.c (tree_check_failed): Emit general error if the list of
1950 node types is empty.
1951
1952 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1953
1954 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
1955 argument. When the union is passed in the 6th slot, build a
1956 PARALLEL with only one element.
1957 (function_arg): Adjust call to function_arg_union_value.
1958 (function_value): Likewise.
1959
1960 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
1961
1962 PR tree-optimization/17892
1963 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
1964 MINUS_EXPR operator.
1965
1966 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
1967
1968 PR target/18230
1969 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
1970 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
1971
1972 2004-11-10 Steven Bosscher <stevenb@suse.de>
1973
1974 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
1975 (struct basic_block_def): Remove local_set and cond_local_set
1976 fields. Update comment for global_live_at_start.
1977 * flow.c (calculate_global_regs_live): Allocate local_sets and
1978 cond_local_sets here as arrays of bitmaps previously stored in
1979 bb->local_set and bb->cond_local_set. Use xmalloc instead of
1980 obstack allocated bitmaps.
1981
1982 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
1983
1984 PR target/18380
1985 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
1986 hidden.
1987
1988 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
1989
1990 2004-11-09 Jeff Law <law@redhat.com>
1991
1992 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
1993 argument holding last unvisited block. Start search for
1994 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
1995 (connect_infinite_loops_to_exit): Supply last unvisited block
1996 to flow_dfs_compute_reverse_execute.
1997
1998 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
1999
2000 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
2001 doubles.
2002 (floatunssidf2): Same.
2003 (floatsidf2): Same.
2004 ("extendsfdf2"): New expander.
2005 (*extendsfdf2_fpr): Rename.
2006 (*truncdfsf2_fpr): Same.
2007 (*negdf2_fpr): Same.
2008 (*absdf2_fpr): Same.
2009 (*nabsdf2_fpr): Same.
2010 (*adddf3_fpr): Same.
2011 (*subdf3_fpr): Same.
2012 (*muldf3_fpr): Same.
2013 (*divdf3_fpr): Same.
2014
2015 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
2016 ("spe_fix_truncdfsi2"): Same.
2017 (spe_floatunssidf2): Same.
2018 (spe_floatsidf2): Same.
2019
2020 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
2021
2022 PR c/18322
2023 * c-common.c (fname_decl): Don't use line number of decl in
2024 diagnostic.
2025
2026 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
2027
2028 * config/s390/s390-protos.h (s390_pool_operand): Remove.
2029 * config/s390/s390.c (s390_pool_operand): Likewise.
2030 (s390_extra_constraint_str): Handle 'B' constraints.
2031 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
2032 * config/s390/s390.md: Document 'B' constraints.
2033 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
2034 s390_pool_operand to prevent insns with two literal pool
2035 references. Make pattern commutative.
2036 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
2037 'B' constraint instead of s390_pool_operand.
2038
2039 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2040
2041 * tree-cfg.c (create_bb): Remove unnecessary memset.
2042
2043 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2044
2045 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
2046 (thread_block): Call flush_pending_stmt instead of
2047 copy_phis_to_block.
2048
2049 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2050
2051 * loop-iv.c (iv_number_of_iterations): Make it static.
2052 * cfgloop.h: Remove the corresponding prototype.
2053
2054 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2055
2056 * function.c (combine_temp_slots, assign_parms,
2057 expand_pending_sizes): Make them static.
2058 * tree.h: Remove the corresponding prototypes.
2059
2060 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2061
2062 * emit-rtl.c (copy_most_rtx): Remove.
2063 * rtl.h: Remove the corresponding prototype.
2064
2065 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2066
2067 * cfgloop.c (flow_loops_update): Remove.
2068 * cfgloop.h: Remove the corresponding prototype.
2069
2070 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2071
2072 * conflict.c (mark_reg, conflict_graph_compute): Remove.
2073 * basic-block.h: Remove the prototype for
2074 conflict_graph_compute.
2075
2076 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2077
2078 * tree-if-conv.c (add_to_dst_predicate_list): Change the
2079 second argument to basic_block.
2080 (tree_if_convert_cond_expr): Update call sites.
2081
2082 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2083
2084 * fold-const.c (pedantic_non_lvalue): Make it static.
2085 * tree.h: Remove the corresponding prototype.
2086
2087 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2088
2089 * optabs.c (prepare_operand): Make it static.
2090 * optabs.h: Remove the corresponding prototype.
2091
2092 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2093
2094 * reload1.c (reloads_conflict, gen_reload): Make them static.
2095 * reload.h: Remove the corresponding prototypes.
2096
2097 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2098
2099 * reload.c (refers_to_mem_for_reload_p,
2100 refers_to_regno_for_reload_p): Make them static.
2101 * reload.h: Remove the corresponding prototypes.
2102
2103 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
2104 Eric Botcazou <ebotcazou@libertysurf.fr>
2105
2106 PR target/18230
2107 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
2108 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
2109 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
2110 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
2111 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
2112 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
2113 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
2114 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
2115 MODE_VECTOR_INT modes.
2116 (sparc_extra_constraint_check): Add new constraint 'Y'.
2117 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
2118 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
2119 (V64): New mode macro for 64-bit modes.
2120 (movsf): Use V32 for mode instead of SF.
2121 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
2122 alongside 'G' constraint.
2123 (movdf): Use V64 for mode instead of DF.
2124 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
2125 of DF. Add 'Y' constraint alongside 'G' constraint.
2126 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
2127 instead of DF.
2128
2129 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
2130
2131 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
2132 integer NEG and ABS.
2133 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
2134 ("*negdi2_31"): Reimplement using a splitter.
2135 ("*negdi2_cc", "*negdi2_cconly"): New insns.
2136 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
2137 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
2138 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
2139 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
2140 ("*absdi2_cc", "*absdi2_cconly"): New insns.
2141 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
2142 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
2143 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
2144 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
2145 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
2146 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
2147 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
2148 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
2149 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
2150
2151 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
2152
2153 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
2154 when eliminating an UNSPEC_CMPINT.
2155 (s390_secondary_input_reload_class): Fix test for CC register reload.
2156 (s390_secondary_output_reload_class): Likewise.
2157 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
2158 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
2159 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
2160 insn patterns with splitters.
2161
2162 2004-11-09 David Edelsohn <edelsohn@gnu.org>
2163
2164 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
2165 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
2166
2167 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2168
2169 * tree-phinodes.c (phi_reverse): New.
2170 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
2171 Use it.
2172 * tree-flow.h: Add a prototype for phi_reverse.
2173
2174 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2175
2176 * tree-ssa-loop-ivopts.c: Fix a comment typo.
2177
2178 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
2179
2180 PR pch/14940
2181 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
2182 definitions.
2183
2184 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
2185
2186 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
2187 instead of "arg" in diagnostics.
2188
2189 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
2190
2191 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
2192 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
2193 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
2194 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
2195 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
2196 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
2197 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
2198 config/iq2000/iq2000.c, config/m32r/m32r.c,
2199 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
2200 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
2201 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
2202 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
2203 config/sh/symbian.c, config/stormy16/stormy16.c,
2204 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
2205 and %> as appropriate. Use %' as apostrophe in diagnostics where
2206 applicable. Use %< and %> in place of '' quotes where applicable.
2207 Use %qs in place of %<%s%>. Consistently quote __builtin function
2208 names.
2209
2210 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
2211
2212 * gdbinit.in (pbb, pbm): New macros.
2213
2214 2004-11-08 Jeff Law <law@redhat.com>
2215
2216 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
2217 implementing it inline.
2218
2219 * cfganal.c (find_edge): Search pred->succs or succ->preds,
2220 whichever is shorter.
2221
2222 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2223
2224 * passes.c (rest_of_handle_jump): Remove dead code.
2225
2226 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2227
2228 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
2229 the last used element in the worklist.
2230
2231 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2232
2233 * tree-inline.c (remap_save_expr): Make it static.
2234 * tree-inline.h: Remove the corresponding prototype.
2235
2236 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2237
2238 * tree-ssa-loop-niter.c (upper_bound_in_type,
2239 lower_bound_in_type): Make them static.
2240 * tree.h: Remove the corresponding prototypes.
2241
2242 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2243
2244 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
2245 static.
2246 * tree-ssa-live.h: Remove the corresponding prototypes.
2247
2248 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2249
2250 * tree-if-conv.c (tree_if_conversion): Make it static.
2251 * tree-flow.h: Remove the corresponding prototype.
2252
2253 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2254
2255 * tree-ssa-operands.c (build_ssa_operands): Make it static.
2256 * tree-flow.h: Remove the corresponding prototype.
2257
2258 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
2259
2260 PR tree-opt/18299
2261 * tree-inline.c (copy_body_r): Change "t = t" to empty
2262 statement instead of "t".
2263
2264 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2265
2266 * modulo-sched.c (create_partial_schedule,
2267 free_partial_schedule, reset_partial_schedule,
2268 ps_add_node_check_conflicts, rotate_partial_schedule): Make
2269 them static.
2270
2271 2004-11-08 Richard Henderson <rth@redhat.com>
2272
2273 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
2274 the end of a page.
2275
2276 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2277
2278 * sched-deps.c (add_insn_mem_dependence): Make it static.
2279 * sched-int.h: Remove the corresponding prototypes.
2280
2281 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2282
2283 * flow.c (allocate_bb_life_data): Make it static.
2284 * basic-block.h: Remove the corresponding prototype.
2285
2286 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2287
2288 * calls.c (split_complex_values, split_complex_types): Make
2289 them static.
2290 * expr.h: Remove the corresponding prototypes.
2291
2292 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
2293
2294 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
2295 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2296
2297 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2298
2299 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
2300 statements that always trigger.
2301
2302 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2303
2304 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
2305 tree-scalar-evolution.c, tree-ssa-loop-im.c,
2306 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
2307 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
2308 appropriate.
2309
2310 2004-11-08 Ben Elliston <bje@au.ibm.com>
2311
2312 * cgraph.h (cgraph_calls_p): Remove.
2313 * cgraph.c (cgraph_calls_p): Likewise.
2314
2315 * varray.h (varray_copy): Remove.
2316 * varray.c (varray_copy): Likewise.
2317
2318 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
2319
2320 PR target/18269
2321 * config/darwin.c (machopic_indirect_data_reference):
2322 Call gen_macho_high and gen_macho_low instead of
2323 checking the mode and calling gen_macho_high_di directly.
2324 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2325 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
2326 to darwin.md.
2327 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
2328 load_macho_picbase, macho_low, macho_high): Removed.
2329 (builtin_setjmp_receiver): Call gen_macho_high and
2330 gen_macho_low instead of checking the mode and calling
2331 gen_macho_high_di directly.
2332 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
2333 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
2334 Moved from rs6000.md.
2335 (macho_high): New expander.
2336 (macho_high_si): Renamed version of macho_high from rs6000.md.
2337 (macho_low): New expander.
2338 (macho_low_si): Renamed version of macho_low from rs6000.md.
2339 (load_macho_picbase): New expander.
2340 (load_macho_picbase_si): Renamed version of load_macho_picbase
2341 from rs6000.md.
2342 (macho_correct_pic): New expander.
2343 (macho_correct_pic_si): Renamed version of macho_correct_pic
2344 from rs6000.md.
2345
2346 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
2347
2348 * c-decl.c (finish_struct): Use complete sentences for diagnostic
2349 for structures or unions with no members or named members.
2350
2351 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
2352
2353 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
2354 taking address of bit-field by assertion.
2355
2356 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
2357
2358 * config/s390/s390.md (attribute "op_type"): Default to "NN".
2359 (attribute "atype"): Default to "agen".
2360 (attribute "length"): Default to 6.
2361 (define_asm_attibutes): Remove.
2362 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
2363 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
2364 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
2365 Do not set type attribute to "cs" where already default.
2366 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
2367 "*negdi2_31"):
2368 Do not set type attribute to "other" where already default.
2369 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
2370 "*strlendi", "*strlensi",
2371 "*movmem_long_64", "*movmem_long_31",
2372 "*clrmem_long_64", "*clrmem_long_31",
2373 "*cmpmem_long_64", "*cmpmem_long_31",
2374 "*cmpint_si", "*cmpint_di",
2375 "addti3", "*adddi3_31z", "*adddi3_31",
2376 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
2377 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
2378 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
2379 "*pool_entry", "pool_align", "pool_section_start",
2380 "pool_section_end", "main_pool", "reload_base_31", "pool"):
2381 Do not set op_type attribute to "NN" where already default.
2382 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
2383 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
2384 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
2385 Do not set atype attribute to "agen" where already default.
2386 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
2387
2388 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
2389
2390 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
2391
2392 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
2393
2394 PR target/16830
2395 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
2396 R3000 and R4000 macros on IRIX.
2397
2398 2004-11-06 Andreas Schwab <schwab@suse.de>
2399
2400 PR target/16286
2401 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
2402 __pixel.
2403
2404 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2405
2406 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
2407
2408 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
2409
2410 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
2411 matches no insns already matched by other reservations.
2412 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
2413 matches no insns already matched by other reservations.
2414 ("x_ss"): Remove, replace by ...
2415 ("x_cs"): ... this new reservation. Check type instead of op_type.
2416 Update bypasses to use x_cs instead of x_ss.
2417 ("x_nn"): Remove, replace by ...
2418 ("x_other"): ... this new reservation. Check type instead of op_type.
2419 Add x_other and x_branch to bypasses.
2420 ("x_vs"): New reservation.
2421 * config/s390/s390.md (attribute "type"): Default according to op_type.
2422 ("*execute"): Set type to "cs".
2423
2424 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2425
2426 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
2427 if we are in GIMPLE.
2428
2429 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
2430
2431 PR rtl-optimization/17933
2432 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
2433 (covers_regno_p): New function. Handle SETs of PARALLEL,
2434 and defer the rest to...
2435 (covers_regno_no_parallel_p): New function.
2436
2437 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2438
2439 * config/sparc/sparc.c (function_arg_record_value_1): Skip
2440 fields with zero length.
2441 (function_arg_record_value_2): Likewise.
2442 (function_arg_record_value_3): Use smallest_mode_for_size
2443 instead of mode_for_size.
2444 (function_arg_union_value): Return naked register for unions
2445 with zero length.
2446
2447 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2448
2449 * config/sparc/sparc.c (scan_record_type): Handle vector types.
2450 (function_arg_slotno): Handle vector types specially.
2451 (function_arg_record_value_1): Split fields with vector type and
2452 BLKmode into their subparts.
2453 (function_arg_record_value_2): Likewise. Be prepared to handle
2454 more than 2 registers per field.
2455 (function_arg_union_value): Increment regno inside the loop.
2456 (function_arg_vector_value): New function.
2457 (function_arg): Use it to split fields with vector type and
2458 BLKmode into their subparts and build a PARALLEL. Treat
2459 other vector types like floats.
2460 (function_value): Likewise.
2461 (sparc_pass_by_reference): Handle vector types.
2462 (sparc_return_in_memory): Likewise.
2463
2464 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2465
2466 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
2467 statement that never triggers.
2468
2469 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
2470
2471 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
2472 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
2473 ("x_fdivd"): Use also for fsqrtd type.
2474 ("x_fdivs"): Use also for fsqrts type.
2475 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
2476 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
2477 ("fix_truncdfsi2_ibm"): Set type to "other".
2478 ("floatdidf2", "floatdisf2"): Do not clobber CC.
2479 ("floatsidf2", "floatsidf2_ieee"): Likewise.
2480 ("floatsisf2", "floatsisf2_ieee"): Likewise.
2481 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
2482 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
2483 instead of LRER.
2484 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
2485 ("sqrtdf2"): Set type to "fsqrtd".
2486 ("sqrtsf2"): Set type to "fsqrts".
2487
2488 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2489
2490 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
2491 pointer to the last PHI node in the new PHI chain.
2492
2493 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
2494
2495 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
2496 for non-PIC TLS_MODEL_INITIAL_EXEC case.
2497
2498 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2499
2500 * expmed.c: Fix a comment typo.
2501
2502 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2503
2504 PR target/18106
2505 * config/i386/cygming.h
2506 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
2507
2508 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2509
2510 * config/sh/sh4a.md: Fix copyright.
2511
2512 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2513
2514 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
2515 with GCC.
2516
2517 2004-11-05 David Edelsohn <edelsohn@gnu.org>
2518
2519 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
2520 when carry not used. Suggested by Torbjorn Granlund.
2521
2522 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
2523 operand[1] unnecessarily. Suggested by Eric Christopher.
2524 (rs6000_adjust_cost): Increase latency of store to wider load.
2525 (rs6000_rtx_costs): mulli only allows 16-bit constants.
2526
2527 2004-11-05 Stan Shebs <shebs@apple.com>
2528
2529 * config/rs6000/rs6000.c (machopic_output_stub): Output
2530 ldu instead of lwzu for 64-bit stubs.
2531
2532 2004-11-05 Richard Henderson <rth@redhat.com>
2533
2534 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
2535 size 2 with BWX.
2536 (alpha_expand_unaligned_store): Likewise.
2537
2538 2004-11-05 Richard Henderson <rth@redhat.com>
2539
2540 * expmed.c (extract_force_align_mem_bit_field): New.
2541 (extract_split_bit_field): Call it.
2542
2543 2004-11-05 Richard Henderson <rth@redhat.com>
2544
2545 * ia64.md (UNSPEC_SHRP): New.
2546 (dshift_count_operand): New.
2547 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
2548 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
2549
2550 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2551
2552 * c-typeck.c (output_init_element): Return early if value is
2553 error_mark_node.
2554
2555 2004-11-05 James E Wilson <wilson@specifixinc.com>
2556
2557 * invoke.texi (-fno-guess-branch-probability): Rewrite.
2558
2559 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
2560 1 to UNSPEC_GR_SPILL.
2561
2562 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
2563
2564 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
2565 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
2566
2567 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
2568
2569 * bitmap.h (enum bitmap_bits): Remove.
2570 (bitmap_operation): Remove.
2571 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2572 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2573 bitmap_xor_into): Prototype.
2574 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
2575 (bitmap_operation): Remove.
2576 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2577 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2578 bitmap_xor_into): New.
2579 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
2580
2581 PR tree-optimization/18307
2582 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
2583 and ORIG being the same node.
2584
2585 2004-11-04 Geoffrey Keating <geoffk@apple.com>
2586
2587 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
2588 (install-mkheaders): Install the version built for the
2589 host, not for the build machine.
2590 * configure.ac: Always run fixincludes.
2591 (all_outputs): Remove mkheaders.
2592 * configure: Regenerate.
2593 * fixinc.in: Move to fixincludes/.
2594 * mkfixinc.sh: Likewise.
2595 * mkheaders.in: Likewise.
2596 * README-fixinc: Likewise.
2597
2598 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
2599
2600 PR target/18263
2601 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
2602 equivalent on the A4.
2603
2604 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2605
2606 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
2607 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
2608 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
2609 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
2610 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
2611 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
2612 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
2613 doc/trouble.texi: Correct end-of-sentence markup and markup of
2614 "etc.", "e.g." and "i.e.". Use @code in various places where
2615 appropriate.
2616
2617 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2618
2619 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
2620 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
2621 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
2622 whitespace.
2623
2624 2004-11-04 Mark Mitchell <mark@codesourcery.com>
2625
2626 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
2627 * doc/extend.texi: Document "notshared" attribute.
2628
2629 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2630
2631 * tree-phinodes.c (make_phi_node): Make it static.
2632 * tree.h: Remove the prototypes for make_phi_node.
2633
2634 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2635
2636 * stmt.c (expand_asm, expand_asm_operands): Make them static.
2637 * tree.h: Remove the prototypes for expand_asm and
2638 expand_asm_operands.
2639
2640 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2641
2642 * passes.c (rest_of_compilation): Make it static.
2643 * toplev.h: Remove the prototype for rest_of_compilation.
2644
2645 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2646
2647 * jump.c (cleanup_barriers): Use delete_insn instead of
2648 delete_barrier.
2649 (delete_barrier): Remove.
2650 * rtl.h: Remove the corresponding prototype.
2651
2652 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2653
2654 * expr.c (mostly_zero_p): Make it static.
2655 * tree.h: Remove the prototype for mostly_zeros_p.
2656
2657 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2658
2659 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
2660
2661 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2662
2663 * builtins.c (expand_builtin_return_addr,
2664 expand_builtin_longjmp, expand_builtin_trap): Make them static.
2665 * expr.h: Remove the prototypes for expand_builtin_longjmp and
2666 expand_builtin_trap.
2667 * tree.h: Remove the prototype for expand_builtin_return_addr.
2668
2669 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2670
2671 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
2672 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
2673 with VAL being NULL.
2674
2675 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2676
2677 * cfghooks.c (delete_basic_block): Remove code to truncate
2678 edge vectors.
2679
2680 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
2681
2682 * flow.c (init_propagate_block_info): Change the type of i to
2683 unsigned.
2684
2685 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
2686
2687 PR tree-optimization/18184
2688 * c-typeck.c (comptypes): Do not treat pointers of different
2689 modes or alias-all flags as equivalent.
2690 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
2691
2692 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
2693
2694 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
2695 reference specific C parser files in examples.
2696
2697 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
2698
2699 PR target/15342
2700 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
2701 as OP_INOUT if the instruction is predicated.
2702
2703 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2704
2705 * bitmap.h: Fix a comment typo. Follow spelling conventions.
2706 * tree-vectorizer.c: Fix a comment typo.
2707
2708 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2709
2710 * sdbout.c (SDB_GENERATE_FAKE): Remove.
2711 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
2712 * system.h: Poison SDB_GENERATE_FAKE.
2713 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
2714
2715 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
2716
2717 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
2718
2719 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2720
2721 PR other/18277
2722 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
2723 2004-10-29 patch
2724
2725 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
2726
2727 * predict.c (propagate_freq): Make bitno unsigned. Move
2728 npredecessors update out of loop.
2729
2730 * bitmap.h (bitmap_iterator): Remove word_bit and bit
2731 fields. Rename others.
2732 (bmp_iter_common_next_1, bmp_iter_single_next_1,
2733 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
2734 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
2735 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
2736 bmp_iter_and_next): Remove.
2737 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
2738 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
2739 New.
2740 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
2741 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
2742
2743 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
2744 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
2745 bitmap_and_into, bitmap_ior_into as appropriate.
2746 * except.c (remove_eh_handler): Likewise.
2747 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
2748 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2749 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
2750 * tree-ssa-live.h (live_merge_and_clear): Likewise.
2751 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
2752 Likewise.
2753
2754 * bitmap.c (bitmap_print): Make bitno unsigned.
2755 * bt-load.c (clear_btr_from_live_range,
2756 btr_def_live_range): Likewise.
2757 * caller-save.c (save_call_clobbered_regs): Likewise.
2758 * cfganal.c (compute_dominance_frontiers_1): Likewise.
2759 * cfgcleanup.c (thread_jump): Likewise.
2760 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
2761 * conflict.c (conflict_graph_compute): Likewise.
2762 * ddg.c (add_deps_for_use): Likewise.
2763 * df.c (df_refs_update): Likewise.
2764 * except.c (remove_eh_handler): Likewise.
2765 * flow.c (verify_local_live_at_start, update_life_info,
2766 initialize_uninitialized_subregs, propagate_one_insn,
2767 free_propagate_block_info, propagate_block, find_use_as_address,
2768 reg_set_to_hard_reg_set): Likewise.
2769 * gcse.c (clear_modify_mem_tables): Likewise.
2770 * global.c (global_conflicts, build_insn_chain): Likewise.
2771 * ifcvt.c (dead_or_predicable): Likewise.
2772 * local-alloc.c (update_equiv_regs): Likewise.
2773 * loop.c (load_mems): Likewise.
2774 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
2775 Likewise.
2776 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
2777 Likewise.
2778 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
2779 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
2780 * sched-rgn.c (propagate_deps
2781 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
2782 * tree-dfa.c (dump_dfa_stats
2783 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
2784 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
2785 Likewise.
2786 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
2787 free_temp_expr_table, find_replaceable_exprs): Likewise.
2788 * tree-sra.c (scan_function, scalarize_parms): Likewise.
2789 * tree-ssa-alias.c (init_alias_info,
2790 compute_points_to_and_addr_escape,
2791 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
2792 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
2793 * tree-ssa-live.c (new_tree_live_info, live_worklist,
2794 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
2795 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
2796 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
2797 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
2798 add_call_read_ops): Likewise.
2799 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
2800 * tree-ssa-live.h (num_var_partitions): Return unsigned.
2801
2802 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
2803
2804 PR tree-optimization/18009
2805 * tree-vectorizer.h (enum dr_alignment_support): New type.
2806 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
2807 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
2808 single data_reference (instead of a varray of references).
2809 * tree-vectorizer.c (new_loop_vec_info): Likewise.
2810 (vect_gen_niters_for_prolog_loop): Likewise.
2811 (vect_update_inits_of_drs): Likewise.
2812
2813 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
2814 vect_enhance_data_refs_alignment.
2815 (vect_do_peeling_for_alignment): Likewise.
2816 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
2817 this functionality used to be in vect_analyze_data_refs_alignment.
2818 Also update DR_MISALIGNMENT due to peeling; this functionality used to
2819 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
2820 (vect_analyze_data_refs_alignment): Decision on whether and by how much
2821 to peel moved to vect_enhance_data_refs_alignment. Call
2822 vect_supportable_dr_alignment.
2823
2824 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
2825 (vect_compute_data_refs_alignment): Return bool. Consider return value
2826 of vect_compute_data_ref_alignment and return true/false accordingly.
2827 (vect_enhance_data_refs_alignment): Consider return value of
2828 vect_compute_data_refs_alignment and return true/false accordingly.
2829
2830 (vect_supportable_dr_alignment): New function.
2831 (vectorizable_store): Call vect_supportable_dr_alignment.
2832 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
2833 support checks moved from here to vect_supportable_dr_alignment.
2834
2835 (vect_transform_loop): Avoid 80 columns overflow.
2836
2837 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2838
2839 * timevar.c (timevar_enable): Change from
2840 static.
2841 (timevar_push): Rename to ...
2842 (timevar_push_1): this and remove the
2843 enabled check.
2844 (timevar_pop): Rename to ...
2845 (timevar_pop_1): this and remove the
2846 enabled check.
2847 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
2848 (timevar_pop): New macro.
2849 (timevar_push): New macro.
2850 (timevar_enable): Declare.
2851
2852 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2853
2854 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
2855 libgcc for shared libraries.
2856
2857 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2858
2859 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
2860 * config/s390/s390.c (s390_split_access_reg): New function.
2861 (regclass_map): Add access registers.
2862 (get_thread_pointer): Use access register instead of UNSPEC_TP.
2863 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
2864 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
2865 (TP_REGNUM): New define.
2866 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2867 REG_ALLOC_ORDER): Add access registers.
2868 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
2869 CANNOT_CHANGE_MODE_CLASS): Support access registers.
2870 (enum reg_class): Add ACCESS_REGS.
2871 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2872 (REG_CLASS_FROM_LETTER): Add 't' constraint.
2873 (REGISTER_NAMES): Add access registers.
2874 * config/s390/s390.md (UNSPEC_TP): Remove.
2875 ("*movdi_64"): Add access register alternatives. Provide splitters
2876 to split DImode access register <-> GPR moves into SImode moves.
2877 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
2878 ("movstrictsi"): Likewise.
2879 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
2880 ("set_tp_64", "set_tp_31"): Likewise.
2881 ("*set_tp"): New insn.
2882
2883 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2884
2885 * tree-phinodes.c (resize_phi_node): Copy only a portion of
2886 the PHI node currently in use.
2887
2888 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2889
2890 PR tree-opt/18231
2891 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
2892 also.
2893
2894 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
2895
2896 PR tree-optimization/18270
2897 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
2898 abnormal edges, commit all pending stmts on incoming edges.
2899
2900 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2901
2902 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
2903 cause extra costs. Generate canonical RTL.
2904
2905 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
2906
2907 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
2908 (lambda_compute_target_space). Ditto.
2909 * lambda.h (lambda_trans_matrix): Ditto.
2910 (lambda_linear_expression): Ditto.
2911 (lambda_body_vector): Ditto.
2912 (lambda_loopnest): Ditto.
2913 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
2914 update comments, and remove pointless addition of 0.
2915 (linear_transform_loops): Update comments.
2916
2917 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
2918
2919 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
2920 CEIL_MOD_EXPR.
2921
2922 2004-11-03 Jeff Law <law@redhat.com>
2923
2924 * predict.c (struct block_info_def): Kill "tovisit" field.
2925 (propagate_freq): Accept new "tovisit" parameter. Change
2926 read/write access methods for "tovisit" to check the "tovisit"
2927 bitmap instead of a bit in block_info_def.
2928 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
2929 it to propagate_freq.
2930
2931 * stmt.c (expand_case): Speed up code to detect duplicate case
2932 label targets and count unique case label targets.
2933
2934 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2935
2936 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
2937
2938 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2939
2940 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
2941
2942 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2943
2944 * tree-cfg.c (find_taken_edge): Abort if we are given a
2945 statement that is neither COND_EXPR nor SWITCH_EXPR.
2946
2947 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
2948
2949 * fold-const.c (fold): Reassociate also (x - mult) + mult and
2950 (mult - x) + mult. Cast operands of expression after applying
2951 distributive law to the correct types. Apply distributive law
2952 to a * c - b * c for all non-float types.
2953
2954 2004-11-02 Geoffrey Keating <geoffk@apple.com>
2955
2956 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
2957 because we don't want to run them now; instead, set them to
2958 stmp-install-fixproto or stmp-install-fixinc.
2959 * Makefile.in (stmp-install-fixproto): New.
2960 (stmp-install-fixinc): New.
2961 * configure: Regenerate.
2962
2963 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2964
2965 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
2966 of bitmap_xor.
2967
2968 2004-11-02 Ziemowit Laski <zlaski@apple.com>
2969
2970 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
2971 (c_types_compatible_p): Move function definition...
2972 * c-objc-common.c (c_types_compatible_p): ...here.
2973 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
2974 c-lang.c.
2975
2976 2004-11-02 Steven Bosscher <stevenb@suse.de>
2977
2978 * cfgloop.h (struct loop): Update comment.
2979 * cse.c (cse_main): Remove obsolete comment.
2980
2981 * expr.h (gen_cond_trap): Move prototype under functions provided
2982 by optabs.c.
2983 (canonicalize_condition, get_condition): Move to...
2984 * rtl.h (canonicalize_condition, get_condition): ...here.
2985 (branch_target_load_optimize): Add comment that this function is
2986 in bt-load.c.
2987 * loop.c (canonicalize_condition, get_condition): Move to...
2988 * rtlanal.c (canonicalize_condition, get_condition): ...here.
2989 * sched-deps.c (get_condition): Rename to sched_get_condition.
2990 (add_dependence): Update this caller.
2991
2992 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2993
2994 PR tree-opt/16808
2995 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
2996 that the vops get marked for renaming.
2997
2998 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
2999
3000 * config/s390/s390.md ("movcc"): Set type attribute.
3001
3002 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
3003
3004 * tree-phinodes.c (add_phi_arg): Add an assertion that the
3005 edge already exists.
3006
3007 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
3008
3009 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
3010 element that's being removed.
3011
3012 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
3013
3014 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
3015 arguments using PENDING_STMT.
3016 (thread_block): Call copy_phis_to_block after redirecting an
3017 edge.
3018
3019 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
3020
3021 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
3022 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
3023 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
3024 (bitmap_ior_and_compl_into): Produce bool.
3025 (bitmap_union_of_diff): Rename to ...
3026 (bitmap_ior_and_compl): ... here. Produce bool.
3027 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
3028 bitmap_operation directly.
3029 (bitmap_union_of_diff): Rename to ...
3030 (bitmap_ior_and_compl): ... here. Return bool, use
3031 bitmap_operation directly.
3032 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
3033 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
3034 * global.c (modify_bb_reg_pav): Likewise.
3035
3036 * bitmap.h (bitmap_equal_p): Return bool.
3037 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
3038 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
3039 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
3040 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
3041 bitmap_intersect_compl_p.
3042 * ifcvt (dead_or_predicable): Likewise.
3043
3044 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
3045
3046 PR rtl-optimization/17104
3047 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
3048 loads in zero_extend.
3049
3050 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
3051
3052 PR debug/18242
3053 * toplev.c (debug_type_names): Remove "dwarf-1".
3054
3055 2004-11-02 Ben Elliston <bje@au.ibm.com>
3056
3057 * timevar.h (timevar_get): Remove.
3058 * timevar.c (timevar_get): Remove unused function.
3059
3060 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
3061
3062 * doc/include/texinfo.tex: Update from Texinfo CVS.
3063
3064 2004-11-02 Ben Elliston <bje@au.ibm.com>
3065
3066 * cppdefault.h (cpp_SYSROOT): Remove.
3067 * cppdefault.c (cpp_SYSROOT): Likewise.
3068
3069 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
3070
3071 PR tree-optimization/16447
3072 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
3073 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
3074 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
3075 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
3076 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
3077 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
3078 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
3079 (identical_copies_p): New. Return true is two copies are the same.
3080 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
3081 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
3082 for a basic block.
3083 (perform_edge_inserts): New. Determine what to do with all stmts that
3084 have been inserted on edges.
3085 (remove_ssa_form): Analyze and commit edges from here.
3086
3087 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
3088
3089 PR bootstrap/18232
3090 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
3091 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
3092 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3093 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
3094
3095 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
3096
3097 PR c/18239
3098 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
3099 parameter declarations.
3100
3101 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
3102
3103 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
3104 (s390_secondary_input_reload_class)
3105 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
3106 register.
3107 (s390_expand_cmpmem): Enable cmpmem implementation.
3108 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
3109 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
3110 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
3111 * config/s390/s390.md ("movcc"): New insn pattern.
3112 * doc/md.texi: Document 'c' constraint for s390.
3113
3114 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
3115
3116 PR c++/18064
3117 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
3118 extension.
3119
3120 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
3121
3122 Fix PR tree-optimization/17672
3123 Fix PR tree-optimization/18168
3124
3125 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
3126 assert test.
3127 (gcc_tree_to_linear_expression): Add extra to existing constant.
3128 (depth_of_nest): Factor out function used in various places.
3129 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
3130 functional changes.
3131 (find_induction_var_from_exit_cond): Stop guessing, and just
3132 get the right answer :).
3133 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
3134 Print out message about result of attempt to create perfect nest.
3135 (lbv_to_gcc_expression): Add type argument, use it to do math
3136 and induction variable creation.
3137 (lle_to_gcc_expression): Ditto.
3138 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
3139 oldiv. Pass type argument to lle_to_gcc_expression and
3140 lbv_to_gcc_expression.
3141 Reset number of iterations after transformation.
3142 (perfect_nestify): Remove useless pre-allocation, and cleanup
3143 a small amount.
3144
3145 * tree-data-ref.c (build_classic_dist_vector): Return false for
3146 dependences completely outside of the loop nest we asked about.
3147 (build_classic_dir_vector): Ditto.
3148 (compute_data_dependences_for_loop): Only add dependence relations
3149 inside the loop we asked about.
3150
3151 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
3152 Compute immediate uses.
3153
3154 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
3155
3156 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
3157
3158 * tree-cfg.c (thread_jumps): Fix a comment typo.
3159
3160 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
3161
3162 * tree-cfg.c (thread_jumps): Fix a comment typo.
3163
3164 2004-10-31 Nicolas Pitre <nico@cam.org>
3165
3166 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
3167 values smaller than 2^32.
3168
3169 2004-10-31 Jeff Law <law@redhat.com>
3170
3171 * cfgloop.h (struct loop): Remove unused "nodes" field.
3172 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
3173 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
3174 instead of calling flow_bb_inside_loop_p for every basic block
3175 in the function.
3176 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
3177
3178 2004-10-31 Graham Stott <graham.stott@btinternet.com>
3179
3180 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
3181 INT_5_BITS instead of VAL_5_BITS_P.
3182
3183 2004-10-31 Roger Sayle <roger@eyesopen.com>
3184
3185 PR middle-end/14521
3186 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
3187 for consistent quoting in diagnostic messages.
3188 (expand_call_inline): Likewise.
3189 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3190 * tree-ssa.c (warn_uninitialized_var): Likewise.
3191 (warn_uninitialized_phi): Likewise.
3192
3193 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
3194
3195 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
3196 mode check.
3197
3198 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
3199
3200 * c-common.c: Fix a comment typo.
3201
3202 2004-10-31 Jason Merrill <jason@redhat.com>
3203
3204 PR middle-end/17526
3205 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
3206 aggregate types that are not BLKmode.
3207
3208 2004-10-30 Ziemowit Laski <zlaski@apple.com>
3209
3210 * c-common.h (objc_lookup_ivar): Add second parameter to
3211 prototype.
3212 * c-typeck.c (build_external_ref): After looking up symbol,
3213 pass it to objc_lookup_ivar() to decide whether it or the
3214 ivar should be used, rather than deciding the issue locally.
3215 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
3216 which is simply returned in the non-ObjC case.
3217
3218 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
3219
3220 * sdbout.c (sdbout_symbol): Do not output type .def statements
3221 for builtin types.
3222
3223 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
3224
3225 * c-common.c (catenate_strings): New.
3226 (c_parse_error): Use it. Don't over-escape.
3227
3228 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
3229
3230 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
3231 modify the for loop expressions for it. Remove unnecessary casts.
3232 (sh_expand_prologue): Declare reg as unsigned.
3233 (sh_gimplify_va_arg_expr): Initinalize lab_over.
3234 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
3235
3236 2004-10-30 Geoffrey Keating <geoffk@apple.com>
3237
3238 * doc/invoke.texi (Darwin Options): Improve description of
3239 how the subtype is chosen.
3240
3241 2004-10-30 Roger Sayle <roger@eyesopen.com>
3242
3243 PR middle-end/18096
3244 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
3245 the stack adjustment, "size", is valid for Pmode. If the stack
3246 frame is too large, generate a trap insn and issue a warning.
3247
3248 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
3249
3250 * tree-ssa-dom.c: Fix comment typos.
3251
3252 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
3253
3254 * config/sh/sh.c (prepare_move_operands): Use operands[0]
3255 for the output rtl if no_new_pseudos is set. Remove redundant
3256 line.
3257
3258 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
3259
3260 PR c/16666
3261 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
3262 determining whether to copy parameter types from a previous
3263 prototype declaration.
3264
3265 2004-10-29 Roger Sayle <roger@eyesopen.com>
3266
3267 PR rtl-optimization/17581
3268 * cselib.c (cselib_process_insn): The last instruction of a libcall
3269 block, with the REG_RETVAL note, should be considered in the libcall.
3270 * gcse.c (do_local_cprop): Allow constants to be propagated outside
3271 of libcall blocks.
3272 (adjust_libcall_notes): Use simplify_replace_rtx instead of
3273 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
3274
3275 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
3276
3277 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
3278
3279 2004-10-29 Jeff Law <law@redhat.com>
3280
3281 * tree-ssa-dom.c (struct edge_info): New structure holding
3282 edge equivalences and edge redirection information.
3283 (get_eq_expr_value, record_dominating_conditions): Kill.
3284 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
3285 Call record_edge_info.
3286 (allocate_edge_info, free_edge_info): New.
3287 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
3288 rather than cprop_into_phis. Free all edge infos before threading
3289 jumps.
3290 (thread_across_edge): Allocate new edge info structures as needed
3291 and store the redirection target into the edge info structure
3292 instead of the edge's AUX field.
3293 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
3294 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
3295 Revamp code which finds and records equivalences associated with
3296 edges to use saved data in the edge_info structure.
3297 (record_equivalencs_from_phis): Similarly.
3298 (dom_opt_finalize_block): Revamp code which finds and records
3299 equivalences associated with edges to use saved data in the
3300 edge_info structure.
3301 (build_and_record_new_cond): New function.
3302 (record_conditions): Use build_and_record_new_cond to record
3303 dominating conditions.
3304 (record_edge_info): New function.
3305 (record_range): Tighten test for conditions which create
3306 useful range records.
3307
3308 2004-10-29 Geoffrey Keating <geoffk@apple.com>
3309
3310 * config/i386/darwin.h (ASM_SPEC): Simplify.
3311 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
3312 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
3313 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
3314 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
3315 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
3316 in all cases. Pass the right -arch or -arch_only based on -mcpu.
3317 (ASM_SPEC): Handle -force_cpusubtype_ALL.
3318 * doc/invoke.texi (Darwin Options): Improve documentation for
3319 Darwin linker (and libtool) switches.
3320
3321 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
3322
3323 2004-10-29 Stan Shebs <shebs@apple.com>
3324
3325 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
3326
3327 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
3328
3329 * tree-phinodes.c (allocate_phi_node): New.
3330 (make_phi_node, resize_phi_node): Use it.
3331
3332 2004-10-29 David Edelsohn <edelsohn@gnu.org>
3333
3334 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
3335 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
3336
3337 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
3338
3339 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
3340 the whole PHI node.
3341 * tree.h (tree_phi_node): Tell the garbage collector to chase
3342 num_args arguments.
3343
3344 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
3345
3346 * opts.c (decode_options): Lower the crossjump threshold for -Os.
3347
3348 2004-10-29 Diego Novillo <dnovillo@redhat.com>
3349
3350 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
3351
3352 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
3353
3354 * bitmap.h (bitmap_empty_p): New.
3355 (bitmap_and, bitmap_and_into, bitmap_and_compl,
3356 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
3357 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
3358 operation macros.
3359 (bitmap_ior_and_compl): Rename to ...
3360 (bitmap_ior_and_compl_into): ... here.
3361 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
3362 (bitmap_ior_and_compl): Rename to ...
3363 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
3364 flag.
3365 (bitmap_union_of_diff): Use renamed bitmap functions.
3366 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
3367 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
3368 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
3369 * df.c (df_bb_rd_local_compute)
3370 * flow.c (calculate_global_regs_live,
3371 init_propagate_block_info): Likewise.
3372 * ifcvt.c (find_if_case_1, find_if_case_2,
3373 dead_or_predicable): Likewise.
3374 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
3375 reset_conflicts, conflicts_between_webs): Likewise.
3376 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
3377 detect_web_parts_to_rebuild): Likewise.
3378 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
3379 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
3380 * tree-sra.c (decide_instantiations): Likewise.
3381 * tree-ssa-alias.c (create_name_tags,
3382 merge_pointed_to_info): Likewise.
3383 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3384 * tree-ssa-loop-im.c (move_computations): Likewise.
3385 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
3386 * tree-ssa-pre.c (fini_pre): Likewise.
3387 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
3388 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
3389 * tree-vectorizer.c (vectorize_loops): Likewise.
3390
3391 2004-10-29 Nick Clifton <nickc@redhat.com>
3392
3393 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
3394 adding the PIC register to the fixed_regs array, also add it
3395 to the call_used_regs array.
3396
3397 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3398
3399 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
3400 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
3401
3402 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
3403
3404 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
3405 (rewrite_blocks): Modify argument, and use it to decide which
3406 function to call.
3407 (rewrite_def_def_chains): Call rewrite_blocks with true here.
3408 (rewrite_into_ssa): and call it with false here.
3409
3410 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
3411
3412 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
3413 triggers into gcc_assert.
3414
3415 2004-10-28 Diego Novillo <dnovillo@redhat.com>
3416
3417 PR tree-optimization/16728
3418 * tree-flow.h (get_ptr_info): Declare.
3419 * tree-ssa-alias.c (get_ptr_info): Make extern.
3420 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
3421 alias information.
3422
3423 2004-10-28 Stan Shebs <shebs@apple.com>
3424
3425 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
3426 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
3427 case.
3428
3429 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
3430
3431 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
3432 prevent their later unnecessary registration.
3433 (mf_build_check_statement_for): Remove "addr" argument, and
3434 related "__mf_value" generated code. Update callers.
3435 (mf_decl_eligible_p): New function, factored from mx_register_decls.
3436 (mx_register_decls): Call it.
3437 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
3438 to restore support for complex nested expressions.
3439 (mudflap_enqueue_decl): Simplify. Move registration call emission
3440 out ...
3441 (mudflap_finish_file): ... to here.
3442 (mudflap_enqueue_constant): Remove dump code.
3443
3444 2004-10-28 Zack Weinberg <zack@codesourcery.com>
3445
3446 PR 18199
3447 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
3448 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
3449 (dbxout_finish_complex_stabs): Update to match.
3450 (dbxout_symbol_location): Call emit_pending_bincls_if_required
3451 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
3452 dbxout_begin_complex_stabs_noforcetext.
3453 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
3454 N_GSYM, using new SYM parameter. Correct logic for special
3455 cases for N_FUN.
3456
3457 * varasm.c (function_section): If DECL is NULL_TREE, don't try
3458 to do anything else. Do not call get_insns if cfun or
3459 cfun->emit are NULL.
3460
3461 2004-10-28 Adam Nemet <anemet@lnxw.com>
3462
3463 PR middle-end/18160
3464 * c-typeck.c (c_mark_addressable): Issue error if address of a
3465 register variable is taken. Use "%qD" to print DECL_NAME.
3466
3467 2004-10-28 Diego Novillo <dnovillo@redhat.com>
3468
3469 * opts.c (decode_options): Don't run PRE at -Os.
3470
3471 2004-10-28 Richard Henderson <rth@redhat.com>
3472
3473 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
3474 zero in the conditional.
3475 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
3476
3477 2004-10-28 Richard Henderson <rth@redhat.com>
3478
3479 * cse.c (memory_extend_rtx): Remove.
3480 (cse_main): Don't set it.
3481 (cse_insn): Use a local buffer instead.
3482
3483 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3484
3485 * profile.c (branch_prob): Call to init_edge_profiler added.
3486 * rtl-profile.c (rtl_init_edge_profiler): New function.
3487 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
3488 call to safe_insert_insn_on_edge.
3489 (rtl_profile_hooks): rtl_init_edge_profiler added.
3490 * tree-profile.c (tree_init_edge_profiler): New function.
3491 (tree_profile_hooks): tree_init_edge_profiler added.
3492 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
3493
3494 2004-10-28 Nick Clifton <nickc@redhat.com>
3495
3496 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
3497 emit_jump_insn() to generate the return instruction.
3498
3499 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3500
3501 * tree-phinodes.c: Remove trailing whitespace.
3502
3503 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3504
3505 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3506 * doc/invoke.texi: Fix a typo.
3507
3508 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3509
3510 * Makefile.in (OBJS-common): Remove duplicates.
3511
3512 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3513
3514 * lambda-code.c (nestify_update_pending_stmts): Remove.
3515 (perfect_nestify): Use flush_pending_stmts instead of
3516 nestify_update_pending_stmts.
3517 * tree-cfg.c (tree_make_forwarder_block): Use
3518 flush_pending_stmts.
3519 * tree-flow.h: Add a prototype for flush_pending_stmts.
3520 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
3521 Use flush_pending_stmts.
3522 (lv_update_pending_stmts): Remove.
3523 (tree_ssa_loop_version): Use flush_pending_stmts instead of
3524 lv_update_pending_stmts.
3525 * tree-ssa.c (flush_pending_stmts): New.
3526
3527 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
3528
3529 PR target/15286
3530 * final.c (alter_subreg): Compute correct offset to use with
3531 paradoxical SUBREGs of memory operands.
3532 * recog.c (general_operand): Allow paradoxical SUBREGs of
3533 memory operands after reload.
3534 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
3535 has failed when passed a hard register.
3536
3537 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
3538
3539 * function.c (assign_parm_setup_block): Handle parallels correctly.
3540
3541 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3542
3543 * final.c (shorten_branches): Initialize flags structure.
3544
3545 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
3546
3547 * tree.c (int_cst_node, int_cst_hash_table): New variables.
3548 (init_ttree): Initialize them.
3549 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
3550 (build_int_cst_wide): Use hash table for oversized integers.
3551
3552 2004-10-28 Nick Clifton <nickc@redhat.com>
3553
3554 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
3555 begin_label.
3556
3557 2004-10-27 Richard Henderson <rth@redhat.com>
3558
3559 PR middle-end/18163
3560 * expr.c (emit_group_load): Don't go force temporary for memory
3561 or concat source.
3562 (emit_group_store): Similarly.
3563
3564 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
3565
3566 PR other/18186
3567 * common.opt (--param): Fix spelling of parameter.
3568
3569 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
3570
3571 PR tree-opt/17529
3572 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
3573 Don't fold statement.
3574 <case ASM_EXPR>: Fold the statement.
3575
3576 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3577
3578 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
3579 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
3580
3581 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
3582
3583 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
3584 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
3585 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
3586 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
3587
3588 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
3589
3590 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
3591 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
3592 punctuation outside quotes.
3593
3594 2004-10-27 David Mosberger <davidm@hpl.hp.com>
3595 James E Wilson <wilson@specifixinc.com>
3596
3597 PR target/13158
3598 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
3599 sibcall alloc instruction.
3600 (process_set): Handle sibcall alloc instruction.
3601
3602 2004-10-27 Geoffrey Keating <geoffk@apple.com>
3603
3604 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
3605 SUBTARGET_ATTRIBUTE_TABLE.
3606 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
3607 (SUBTARGET_ATTRIBUTE_TABLE): Define.
3608 * config/darwin.c (darwin_handle_weak_import_attribute): New.
3609 (HAVE_DEAD_STRIP): Delete.
3610 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
3611 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
3612 Prototype.
3613
3614 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
3615
3616 * config/darwin.h (GTHREAD_USE_WEAK): Define.
3617
3618 2004-10-28 Ben Elliston <bje@au.ibm.com>
3619
3620 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
3621 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
3622 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
3623 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
3624 * tree-sra.c: Include "params.h".
3625 (decide_block_copy): Use new parameters.
3626 * doc/invoke.texi (Optimize Options): Document new SRA pass
3627 parameters sra-max-structure-size and sra-field-structure-ratio.
3628
3629 2004-10-27 Nicolas Pitre <nico@cam.org>
3630
3631 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
3632
3633 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
3634
3635 PR tree-optimization/18048
3636 * fold-const.c (try_move_mult_to_index): New function.
3637 (fold): Use try_move_mult_to_index.
3638 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
3639 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
3640 an all-ones unsigned constant without extra bits.
3641 * tree.c (build_low_bits_mask): New function.
3642 * tree.h (build_low_bits_mask): Declare.
3643
3644 2004-10-27 David Edelsohn <edelsohn@gnu.org>
3645
3646 PR target/17956
3647 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
3648 final condition.
3649 (minsf3): Same.
3650 (maxdf3): Same.
3651 (mindf3): Same.
3652
3653 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3654
3655 * tree-cfg.c (thread_jumps): Speed up by reordering the two
3656 conditions for entering basic blocks into worklist.
3657
3658 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3659
3660 * tree-cfg.c (thread_jumps): Speed up by pretending to have
3661 ENTRY_BLOCK_PTR in worklist.
3662
3663 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3664
3665 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
3666 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
3667
3668 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
3669
3670 Fix PR tree-optimization/17133
3671
3672 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
3673 def kill operand.
3674
3675 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
3676 (get_v_must_def_result_ptr): Modify for new structure of
3677 v_must_defs array.
3678 (get_v_must_def_kill_ptr): New.
3679 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
3680 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
3681 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
3682 (op_iter_init): Initialize new mustu members.
3683 (op_iter_next_mustdef): New function.
3684 (op_iter_init_mustdef): Ditto.
3685
3686 * tree-flow.h (rewrite_def_def_chains): New function.
3687
3688 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
3689 (ssa_mark_def_sites): Ditto.
3690 (rewrite_stmt): Ditto.
3691 (ssa_rewrite_stmt): Ditto.
3692 (rewrite_blocks): Factor out from rewrite_into_ssa.
3693 (mark_def_block_sites): Ditto.
3694 (rewrite_def_def_chains): New function, just rewrites def-def
3695 chains without phi node insertion.
3696
3697 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
3698
3699 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
3700
3701 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
3702 they include the rhs now.
3703
3704 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
3705 V_MUST_DEF_RESULT.
3706
3707 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
3708 Update callers.
3709 (mark_really_necessary_kill_operand_phis): New function.
3710 (perform_tree_ssa_dce): Call it.
3711 (pass_dce): Add TODO_fix_def_def_chains.
3712 (pass_cd_dce): Ditto.
3713
3714 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
3715 well.
3716 (rewrite_mem_refs): Ditto.
3717
3718 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
3719 as well.
3720
3721 * tree-ssa-operands.c (allocate_v_may_def_optype):
3722 v_may_def_operand_type_t became v_def_use_operand_type_t.
3723 (allocate_v_must_def_optype) Ditto.
3724 (finalize_ssa_v_must_defs): Update for new operand type, as well
3725 as setting the use portion as well.
3726 (copy_virtual_operands): Copy the kill operand as well.
3727 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
3728 V_MUST_DEF_RESULT.
3729
3730 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
3731 v_def_use_operand_type.
3732 (v_must_def_optype_d): Use v_def_use_operand_type.
3733 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
3734 (V_MUST_DEF_KILL_*): New macros.
3735 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
3736 members.
3737 Rename existing must_i and num_v_must members to mustd_i and
3738 num_v_mustd.
3739 (SSA_OP_VMUSTDEFKILL): New flag.
3740 (SSA_OP_VIRTUAL_KILLS): New flag.
3741 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
3742 (SSA_OP_ALL_KILLS): New flag.
3743 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
3744
3745 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
3746
3747 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
3748 became V_MUST_DEF_RESULT.
3749 (rename_variables_in_bb): Rename kill pointer as well.
3750
3751 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
3752 immediate uses.
3753
3754 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
3755
3756 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
3757 the block that needs it.
3758
3759 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3760
3761 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
3762 ATTRIBUTE_UNUSED.
3763
3764 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3765
3766 * c-lex.c (cb_def_pragma): Clean up code for making location
3767 palatable to diagnostic.c.
3768
3769 2004-10-27 Steven Bosscher <stevenb@suse.de>
3770
3771 PR tree-optimization/17757
3772 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
3773 without any PHI arguments left. Make sure the argument that
3774 we're supposed to remove exists at all.
3775
3776 2004-10-27 Paul Brook <paul@codesourcery.com>
3777
3778 * configure.ac: Don't test for [build] __cxa_atexit when building a
3779 cross compiler.
3780 * configure: Regenerate.
3781
3782 2004-10-27 Paul Brook <paul@codeosurcery.com>
3783
3784 * configure.ac: Use build_exeext not host_exeext when lookin for
3785 target tools.
3786 * configure: Regenerate.
3787
3788 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
3789
3790 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
3791
3792 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
3793 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
3794
3795 PR middle-end/14684
3796 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
3797 to match -fprofile-use.
3798
3799 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3800
3801 * config/rs6000/rs6000.c: Fix a comment typo.
3802
3803 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3804
3805 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
3806 counter.
3807
3808 2004-10-27 Andreas Schwab <schwab@suse.de>
3809
3810 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
3811 unused.
3812 (default_stabs_asm_out_constructor): Likewise.
3813
3814 2004-10-26 Geoffrey Keating <geoffk@apple.com>
3815
3816 * builtins.c (fold_builtin_unordered_cmp): Always bring both
3817 operands to the same type.
3818
3819 2004-10-26 James E Wilson <wilson@specifixinc.com>
3820
3821 PR target/18010
3822 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
3823
3824 2004-10-26 Zack Weinberg <zack@codesourcery.com>
3825
3826 * dbxout.c: Include obstack.h.
3827 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
3828 default definition.
3829 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
3830 Default-define here.
3831 (DBX_CONTIN_LENGTH): Move definition with others.
3832 (DBX_FINISH_STABS): New target macro.
3833 (current_sym_code, current_sym_value, current_sym_addr)
3834 (current_sym_nchars, CHARS, dbxout_continue)
3835 (print_int_cst_octal, print_octal, print_wide_int)
3836 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
3837 (stabstr_ob, stabstr_last_contin_point): New variables.
3838 (NUMBER_FMT_LOOP): New improper macro.
3839 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
3840 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
3841 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
3842 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
3843 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
3844 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
3845 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
3846 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
3847 New functions and/or proper function-like macros.
3848 (CONTIN): Use stabstr_continue, unconditionally.
3849 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
3850 (dbxout_init): Initialize stabstr_ob. Check
3851 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
3852 if it was used. Use the new interfaces.
3853 (dbxout_source_file): Remove file argument; always write to
3854 asm_out_file. Use the new interfaces.
3855 (dbxout_type_method_1): Remove second argument which is always
3856 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
3857 (dbxout_type_methods): Remove write-only variables. Use the
3858 new interfaces.
3859 (dbxout_parms): Refactor to remove code duplicated in each of
3860 several successive if-else-if blocks. Use the new interfaces.
3861 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
3862 (dbxout_source_line, dbxout_finish, dbxout_type_index)
3863 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
3864 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
3865 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
3866 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
3867 Use the new interfaces.
3868 * Makefile.in (dbxout.o): Update dependencies.
3869
3870 * defaults.h: Don't define ASM_STABD_OP.
3871 * output.h: Prototype new dbxout_* interfaces.
3872 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
3873 * varasm.c: Don't define ASM_STABS_OP.
3874 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
3875 Use the new dbxout.c interfaces. Call sorry if neither
3876 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
3877
3878 * xcoffout.h: Don't define ASM_STABS_OP.
3879 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
3880 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
3881 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
3882 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
3883 do { ... } while (0) idiom.
3884
3885 * config/alpha/alpha.c (num_source_filenames): Export.
3886 * config/alpha/alpha.h (num_source_filenames): Declare.
3887 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3888 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
3889 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3890 Always use .debugsym. Update commentary.
3891 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3892 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
3893 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
3894 Use new interfaces.
3895 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
3896 (macho_branch_islands): Use new interfaces.
3897
3898 * doc/tm.texi: Update.
3899
3900 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3901
3902 * expr.c (emit_group_store): Do not treat floats as BLKmode.
3903 (emit_group_load): Same.
3904
3905 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
3906
3907 * c-parse.in (datadef): Use pedwarn rather than error and warning
3908 for diagnostic in case of no declaration specifiers.
3909
3910 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
3911
3912 PR bootstrap/15747
3913 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
3914 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
3915 can be used to work around this.
3916
3917 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3918
3919 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
3920 doubles.
3921
3922 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3923
3924 * stmt.c (expand_case): Update a comment.
3925
3926 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3927
3928 * stmt.c (expand_case): Put an assertion that index_expr is
3929 never INTEGER_CST. Don't special case for constant
3930 index_expr.
3931
3932 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
3933
3934 PR 18162
3935 * c-parse.in (designator): Finish with a semi-colon.
3936
3937 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
3938
3939 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
3940 into rotlsi3.
3941
3942 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3943
3944 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
3945 a default case only.
3946
3947 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3948
3949 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
3950 e500 doubles.
3951 (spe_build_register_parallel): New.
3952 (rs6000_spe_function_arg): Handle e500 doubles.
3953 (function_arg): Same.
3954 (spe_func_has_64bit_regs_p): Same.
3955 (rs6000_function_value): Same.
3956 (rs6000_libcall_value): Same.
3957 (legitimate_lo_sum_address_p): Return false for e500 doubles.
3958
3959 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
3960 doubles.
3961 (DATA_ALIGNMENT): Same.
3962 (CANNOT_CHANGE_MODE_CLASS): Same.
3963
3964 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3965
3966 * expr.c (emit_group_load): Handle floats.
3967 (emit_group_store): Same.
3968
3969 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
3970
3971 * c-lex.c (get_nonpadding_token): Remove.
3972 (c_lex_with_flags): Push timevar and eat padding here. Improve
3973 stray token diagnostic.
3974 (lex_string): Replace logic with switch statement, eat padding
3975 token here.
3976
3977 2004-10-26 Geoffrey Keating <geoffk@apple.com>
3978
3979 PR 18149
3980 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
3981
3982 2004-10-25 Geoffrey Keating <geoffk@apple.com>
3983
3984 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
3985 to 'non-weak'.
3986 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
3987 (ASM_MAKE_LABEL_LINKONCE): Delete.
3988 (ASM_WEAKEN_DECL): New.
3989 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
3990 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3991 (TEXT_SECTION_ASM_OP): Add a tab.
3992 (DATA_SECTION_ASM_OP): Likewise.
3993 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
3994 data_section on every section change.
3995 (EXTRA_SECTIONS): Add a bunch of new extra sections.
3996 (EXTRA_SECTION_FUNCTIONS): Likewise.
3997 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
3998 (JCR_SECTION_NAME): Define.
3999 (TARGET_SECTION_TYPE_FLAGS): Don't define.
4000 * config/darwin.c (darwin_encode_section_info): A symbol is defined
4001 in this file if it is not weak.
4002 (textcoal_section): Delete.
4003 (datacoal_section): Delete.
4004 (darwin_make_decl_one_only): Delete.
4005 (machopic_select_section): Handle functions.
4006 (darwin_asm_named_section): Add a tab.
4007 (darwin_section_type_flags): Delete.
4008 (darwin_unique_section): Delete contents.
4009 (darwin_emit_unwind_label): Add a tab. Make decls weak if
4010 DECL_WEAK is set.
4011 * config/darwin-protos.h (darwin_section_type_flags): Delete.
4012 (darwin_make_decl_one_only): Delete.
4013 (text_coal_section): New.
4014 (text_unlikely_section): New.
4015 (text_unlikely_coal_section): New.
4016 (const_coal_section): New.
4017 (data_coal_section): New.
4018 (const_data_coal_section): New.
4019 * varasm.c (function_section): Honour
4020 USE_SELECT_SECTION_FOR_FUNCTIONS.
4021 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
4022 TARGET_USES_WEAK_UNWIND_INFO is in effect.
4023 * dbxout.c (dbxout_source_file): Don't change sections while
4024 a function is being output.
4025
4026 2004-10-25 David Ayers <d.ayers@inode.at>
4027
4028 * c-common.h: Remove RID_ID.
4029 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
4030 (typespec_reserved_attr): Add rule for TYPENAME
4031 non_empty_protocolrefs.
4032 (yylexname): Remove special handling of RID_ID.
4033
4034 2004-10-25 James E Wilson <wilson@specifixinc.com>
4035
4036 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
4037
4038 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
4039
4040 PR c/16667
4041 * c-parse.in (array_designator): New.
4042 (designator): Use it.
4043 (initelt): Only permit array_designator without '=', not ".foo".
4044
4045 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
4046 * gcc/Makefile.in: removed ggc for cgraphunit.
4047 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
4048 * gcc/cgraph.h: removed static var analysis data structures and calls.
4049 * gcc/cgraphunit.c:
4050 cgraph_mark_local_and_external_functions:changed name to
4051 cgraph_mark_local_functions
4052 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
4053 cgraph_reset_static_var_maps,get_global_static_vars_info,
4054 get_global_statics_not_read,get_global_statics_not_written,searchc,
4055 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
4056 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
4057 scan_for_static_refs,cgraph_characterize_statics_local,
4058 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
4059 removed.
4060 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
4061 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
4062 analysis
4063 * gcc/tree-flow.h static_vars_info: removed
4064 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
4065 removed calls to static vars analysis.
4066 get_call_expr_operands: removed callee variable.
4067
4068 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
4069
4070 * cfg.c (unchecked_make_edge, redirect_edge_succ,
4071 redirect_edge_pred): Use VEC_safe_push instead of
4072 VEC_safe_insert.
4073 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4074
4075 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
4076
4077 * cfgloopmanip.c (loopify): Take two more arguments true_edge
4078 and false_edge.
4079 * cfgloop.h: Adjust the corresponding prototype.
4080 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
4081 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
4082
4083 2004-10-25 Jakub Jelinek <jakub@redhat.com>
4084
4085 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
4086 DECL_INCOMING_RTL is NULL.
4087
4088 2004-10-25 Steven Bosscher <stevenb@suse.de>
4089
4090 * timevar.def (TV_FIND_REFERENCED_VARS): New.
4091 * tree-dfa.c (pass_referenced_var): Use it.
4092
4093 2004-10-25 Roger Sayle <roger@eyesopen.com>
4094 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4095
4096 * cse.c: Change encoding of quantity numbers to avoid undefined
4097 pointer arithmetic on qty_table.
4098 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
4099 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
4100 (new_basic_block): Assign "real" quantity numbers from zero.
4101 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
4102 REG_QTY to its unique negative value.
4103 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
4104 (cse_main): Don't include max_reg when determining max_qty.
4105 (cse_basic_block): Avoid subtracting a large offset from qty_table,
4106 which causes undefined C99 behaviour. Only allocate needed memory.
4107
4108 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
4109
4110 * stmt.c (expand_case): Remove an obsolete comment.
4111
4112 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
4113
4114 PR middle-end/17407
4115 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
4116 layout_type as it is already done by build_array_type.
4117 * tree.c (build_array_type): Layout the type even
4118
4119 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
4120
4121 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
4122
4123 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
4124
4125 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
4126 with wider-than-32-bit HOST_WIDE_INTs.
4127
4128 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
4129
4130 * config/mips/mips.c(mips_output_filename): Remove unused
4131 array ltext_label_name
4132
4133 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
4134
4135 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
4136
4137 2004-10-25 Ben Elliston <bje@au.ibm.com>
4138
4139 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
4140
4141 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4142
4143 * predict.c (predict_loops): Call scev_finalize instead of
4144 scev_reset.
4145
4146 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
4147
4148 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
4149 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
4150 config/sh/ushmedia.h, config/sparc/elf.h,
4151 config/sparc/sp64-elf.h: Update copyright.
4152
4153 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
4154
4155 * stmt.c (expand_case): Handle the default label outside of
4156 the for loop. Remove code to handle a missing default label.
4157
4158 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
4159
4160 * dbxout.c (dbxout_function_decl): Don't use
4161 DBX_OUTPUT_FUNCTION_END.
4162 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
4163 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
4164
4165 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4166
4167 PR middle-end/17967
4168 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
4169
4170 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
4171
4172 * tree-ssa-dom.c (record_equality): Use loop depth to determine
4173 which way to record the equality as well.
4174 (loop_depth_of_name): New function.
4175
4176 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
4177
4178 PR middle-end/17793
4179 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
4180 through the operand if it is a useless type conversion.
4181
4182 2004-10-23 Ben Elliston <bje@au.ibm.com>
4183
4184 * cfg.c (remove_edge): Use VEC_unordered_remove.
4185 (redirect_edge_succ): Likewise.
4186 (redirect_edge_pred): Likewise.
4187 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4188
4189 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4190
4191 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
4192 beyond its end.
4193
4194 2004-10-22 Eric Christopher <echristo@redhat.com>
4195
4196 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
4197 saves.
4198
4199 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
4200
4201 * config/rs6000/spe.md (spe_extendsfdf2): New.
4202 (movdf_e500_double): New.
4203 (spe_truncdfsf2): New.
4204 (spe_absdf2): New.
4205 (spe_nabsdf2): New.
4206 (spe_negdf2): New.
4207 (sub_adddf3): New.
4208 (spe_subdf3): New.
4209 (spe_muldf3): New.
4210 (spe_floatsidf2): New.
4211 (spe_floatunssidf2): New.
4212 (fix_truncdfsi2): New.
4213 (spe_fixuns_truncdfsi2): New.
4214
4215 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
4216 (fpr_truncdfsf2): New.
4217 (negdf2): Change to expander.
4218 (fpr_negdf2): New.
4219 (fpr_nabsdf2): Name pattern.
4220 (adddf3): Change to expander.
4221 (fpr_adddf3): Nem.
4222 (subdf3): Change to expander.
4223 (fpr_subdf3): New.
4224 (muldf3): Change to expander.
4225 (fpr_muldf3): New.
4226 (divdf3): Change to expander.
4227 (fpr_divdf3): New.
4228 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
4229 (cmpdf): Allow for TARGET_E500_DOUBLE.
4230
4231 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4232
4233 * c-semantics.c (re_push_stmt_list): Remove.
4234 * c-common.h: Remove the corresponding prototype.
4235
4236 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4237
4238 * stmt.c (asm_op_is_mem_input): Remove.
4239 * tree.h: Remove the corresponding prototype.
4240
4241 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4242
4243 * tree-gimple.c (is_gimple_constructor_elt): Remove.
4244 * tree-gimple.h: Remove the corresponding prototype.
4245
4246 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4247
4248 * varasm.c (get_pool_mode_for_function, get_pool_offset):
4249 Remove.
4250 * rtl.h: Remove the corresponding prototypes.
4251
4252 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4253
4254 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
4255 edge information when we commit ourselves to threading a
4256 particular jump.
4257
4258 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4259
4260 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
4261 into worklist instead of their indexes.
4262
4263 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4264
4265 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
4266 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
4267 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
4268 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
4269 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
4270 tree-scalar-evolution.c, tree-ssa-dom.c,
4271 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
4272 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
4273 tree-vectorizer.c, vec.h: Fix comment formatting.
4274
4275 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4276
4277 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
4278 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
4279
4280 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4281
4282 * config/ptx4.h, config/mcore/mcore-pe.h,
4283 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
4284
4285 2004-10-22 Peter Barada <peter@the-baradas.com>
4286
4287 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
4288 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
4289 renaming of non-live registers in interrupt functions.
4290 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
4291
4292 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
4293
4294 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
4295 Use integer for loop counter.
4296 (num_ending_zeros): New function.
4297 (number_of_iterations_cond): Use num_ending_zeros.
4298
4299 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
4300
4301 * config.gcc: Add support for --enable-e500_double.
4302
4303 * config/rs6000/e500-double.h: New file.
4304
4305 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
4306 TARGET_E500_DOUBLE.
4307
4308 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
4309 TARGET_E500_DOUBLE.
4310
4311 * config/rs6000/linuxspe.h: Same.
4312
4313 * doc/invoke.texi (Option Summary): Document new options for
4314 mfloat-gprs.
4315 (RS/6000 and PowerPC Options): Same.
4316
4317 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
4318 function.
4319 (rs6000_override_options): Use it. Use
4320 SUB3TARGET_OVERRIDE_OPTIONS.
4321 Add 8548 to processor_target_table.
4322 (rs6000_legitimate_address): Handle e500 doubles.
4323 (rs6000_legitimize_address): Same.
4324 (rs6000_legitimize_reload_address): Same.
4325 (rs6000_hard_regno_nregs): Same.
4326 (spe_func_has_64bit_regs_p): Same.
4327 (emit_frame_save): Same.
4328 (gen_frame_mem_offset): Same.
4329 (rs6000_dwarf_register_span): Same.
4330 (rs6000_generate_compare): Same.
4331 (easy_fp_constant): Same.
4332 (legitimate_offset_address_p): Same.
4333
4334 * config/rs6000/spe.md: (cmdfeq_gpr): New.
4335 (tstdfeq_gpr): New.
4336 (cmpdfgt_gpr): New.
4337 (tstdfgt_gpr): New.
4338 (tstdfgt_gpr): New.
4339 (cmpdflt_gpr): New.
4340 (tstdflt_gpr): New.
4341 Add new constants.
4342
4343 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4344
4345 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
4346
4347 2004-10-21 Zack Weinberg <zack@codesourcery.com>
4348
4349 * dbxout.c: Remove unnecessary #undefs.
4350 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
4351 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
4352 definition into use sites.
4353 (cwd): Make local to dbxout_init.
4354 (dbxout_init): Restructure cwd-using logic for clarity. Use
4355 IS_DIR_SEPARATOR.
4356 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
4357 STABS_GCC_MARKER folded in here.
4358 * system.h: Poison now-unused macros.
4359 * doc/tm.texi: Remove documentation of now-unused macros.
4360
4361 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4362
4363 PR c/17538
4364 * c-opts.c (push_command_line_include): Use the current file
4365 name instead of the main one.
4366
4367 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4368
4369 PR objc/17923
4370 * tree.c (staticp): A CONST_DECL has static storage if either
4371 TREE_STATIC or DECL_EXTERNAL is set.
4372 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
4373 have null names.
4374
4375 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4376
4377 * expr.c (store_expr): Remove dont_store_target.
4378
4379 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4380
4381 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
4382
4383 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4384
4385 * tree-cfg.c (thread_jumps): Move a part of it to ...
4386 (thread_jumps_from_bb): ... here.
4387
4388 2004-10-21 David Edelsohn <edelsohn@gnu.org>
4389
4390 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
4391 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
4392
4393 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4394
4395 * expr.c (store_expr): Clean up by renaming want_value to
4396 call_param_p.
4397
4398 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4399
4400 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
4401 fixup pc here.
4402
4403 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
4404
4405 PR 18004.
4406 * expmed.c (store_bit_field): Pass original 'value' before
4407 recursing.
4408
4409 2004-10-21 Nicolas Pitre <nico@cam.org>
4410
4411 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
4412 * config/arm/ieee754-df.S: Ditto.
4413
4414 2004-10-20 Zack Weinberg <zack@codesourcery.com>
4415
4416 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
4417 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
4418 Default to 0.
4419 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
4420 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
4421 an internal label and an N_SLINE .stabn whose value is the
4422 difference between that label and the function entry label.
4423 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
4424 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
4425 label and an N_SO stab with an empty string referring to it.
4426 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
4427 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
4428 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
4429 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
4430 macro is never defined.
4431 * sdbout.c (sdbout_source_line_counter): Delete.
4432 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
4433 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
4434 only two arguments.
4435 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
4436
4437 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
4438 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
4439 definitions (identical to default).
4440 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
4441 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
4442 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
4443 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
4444 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
4445 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
4446 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
4447 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
4448 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
4449 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
4450 (sym_lineno): Delete.
4451 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
4452 now-unused variable.
4453 (alpha_output_lineno): Delete.
4454 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
4455 * config/mips/mips.c (mips_output_filename): Don't use
4456 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
4457 (mips_output_lineno): Delete.
4458 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
4459 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
4460 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
4461 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
4462 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
4463 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
4464 * config/mmix/mmix.h: Likewise.
4465 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
4466 * config/mmix/mmix-protos.h: Don't prototype it.
4467 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
4468 no need to #undef ASM_OUTPUT_SOURCE_LINE.
4469 * config/arm/aout.h: Remove RISCiX-specific definition of
4470 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
4471 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
4472 ASM_OUTPUT_SOURCE_LINE.
4473 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
4474 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
4475 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
4476
4477 * doc/tm.texi: Update.
4478
4479 2004-10-20 Richard Henderson <rth@redhat.com>
4480
4481 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
4482
4483 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
4484
4485 * configure.ac: Revert my previous patch.
4486 * configure: Regenerate.
4487
4488 2004-10-20 Ben Elliston <bje@au.ibm.com>
4489
4490 * config/rs6000/rs6000.c
4491 (rs6000_va_start): Use build_va_arg_indirect_ref.
4492 (rs6000_gimplify_va_arg): Likewise.
4493
4494 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
4495
4496 PR java/15575
4497 * configure.ac: Declare AM_LANGINFO_CODESET.
4498 * aclocal.m4: Define AM_LANGINFO_CODESET.
4499 * configure, config.in: Rebuilt.
4500
4501 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
4502
4503 * expr.c (store_expr): Remove code that is run when
4504 want_value & 1 is nonzero.
4505
4506 2004-10-20 Mark Mitchell <mark@codesourcery.com>
4507
4508 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
4509 from function pointer to void *.
4510
4511 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
4512
4513 PR target/18032
4514 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
4515 the frame pointer adjustment when exception handling is enabled.
4516
4517 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
4518
4519 * stor-layout.c: Fix a comment typo.
4520
4521 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
4522
4523 * expr.c (store_field): Remove two arguments value_mode and
4524 unsignedp.
4525 (expand_assignment, store_constructor_field,
4526 expand_expr_real_1): Adjust calls to store_field.
4527
4528 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
4529
4530 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
4531
4532 PR target/17317
4533 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
4534 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
4535 base and index register for loads.
4536
4537 * config/arc/t-arc: Fix multilib handling.
4538
4539 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
4540
4541 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
4542 don't inspect BLOCK_FOR_INSN for barriers.
4543 * emit-rtl.c (emit_barrier_before): Revert last change.
4544 (emit_barrier_after, emit_barrier): Ditto.
4545
4546 * doc/extend.texi (Extended Asm): Warn and provide example
4547 solution for using a call-clobbered asm register.
4548 (Local Reg Vars): Similar. Cross-reference example.
4549
4550 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
4551
4552 * tree-cfg.c (group_case_labels): Look at the second to last
4553 case statement for combing with the default case.
4554
4555 2004-10-19 Richard Hendeson <rth@redhat.com>
4556
4557 PR 17962
4558 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
4559
4560 2004-10-19 Richard Hendeson <rth@redhat.com>
4561
4562 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
4563 succeeds, only expand the result.
4564
4565 2004-10-19 Richard Hendeson <rth@redhat.com>
4566
4567 PR middle-end/17885
4568 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
4569 of INDIRECT_REF.
4570
4571 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
4572
4573 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
4574 loop with goto.
4575
4576 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
4577
4578 * expr.c (expand_assignment): Remove the last argument.
4579 Change the return type to void.
4580 * expr.h: Update the prototype of expand_assignment.
4581 * function.c (assign_parm_setup_reg): Update a call to
4582 expand_assignment.
4583 * stmt.c (expand_asm_expr): Likewise.
4584
4585 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
4586
4587 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
4588 unnecessary assignments to temp. Return const0_rtx.
4589
4590 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4591
4592 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
4593
4594 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
4595
4596 * configure.ac (powerpc-*-darwin*): Require assembler to support
4597 .machine directive.
4598 * configure: Regenerate.
4599
4600 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4601
4602 * reload1.c (ior_hard_reg_set): Remove.
4603 (finish_spills): Use IOR_HARD_REG_SET instead of
4604 ior_hard_reg_set.
4605
4606 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4607
4608 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
4609 the currently visited word to right.
4610
4611 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4612
4613 PR middle-end/18045
4614 * expmed.c (expand_smod_pow2): Handle modes whose size
4615 is greater than that of HOST_WIDE_INT.
4616
4617 2004-10-18 Ziemowit Laski <zlaski@apple.com>
4618
4619 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
4620
4621 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4622 Roger Sayle <roger@eyesopen.com>
4623
4624 PR middle-end/17813
4625 * dojump.c (discard_pending_stack_adjust): New function.
4626 (clear_pending_stack_adjust): Call it.
4627 * expr.h (discard_pending_stack_adjust): Declare it.
4628 * explow.c (emit_stack_save): Emit pending stack adjustments
4629 before saving the stack pointer.
4630 (emit_stack_restore): Discard pending stack adjustments before
4631 restoring the stack pointer.
4632
4633 2004-10-18 Richard Henderson <rth@redhat.com>
4634
4635 * c-common.c (handle_mode_attribute): Allow scalar->vector
4636 type changes yet.
4637
4638 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4639
4640 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
4641 value to expand_assignment.
4642
4643 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4644
4645 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
4646 thread_jumps.
4647 (thread_jumps): Iterate until no new forwarder block arises.
4648
4649 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4650
4651 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
4652 (thread_jumps): Use forwardable as cache of
4653 tree_forwarder_block_p throughout the function.
4654
4655 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
4656
4657 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
4658
4659 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
4660
4661 PR middle-end/15014
4662 PR middle-end/16973
4663 * tree-cfg.c (remove_bb): If we have a label expression in the
4664 basic block and the label we have taken the address, move the
4665 label expression to the basic block which is previous in the
4666 linked list.
4667 (tree_verify_flow_info): Fix printing out the label name of the
4668 problematic label expression.
4669
4670 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
4671
4672 PR rtl-optimization/18002
4673 * simplify-rtx.c (mode_signbit_p): Externalize function...
4674 * rtl.h (mode_signbit_p): ... to here.
4675 * combine.c (simplify_shift_const): Recognize PLUS signbit as
4676 canonical form of XOR signbit and move to outer op.
4677
4678 2004-10-18 Diego Novillo <dnovillo@redhat.com>
4679
4680 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
4681 Update all callers.
4682 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
4683 Don't call fold_stmt more than once, use bsi_replace.
4684
4685 2004-10-18 Diego Novillo <dnovillo@redhat.com>
4686
4687 PR tree-optimization/17656
4688 * tree-ssa.c (replace_immediate_uses): When replacing a
4689 constant, if the call to fold_stmt produced a different
4690 statement, get an appropriate statement pointer by scanning
4691 STMT's basic block.
4692
4693 2004-10-18 Richard Henderson <rth@redhat.com>
4694
4695 * pointer-set.c (hash1): Don't use libm functions in fallback case.
4696
4697 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
4698
4699 PR bootstrap/17684
4700 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
4701 (stage1-start): Remove and copy libunwind.a and
4702 libunwind*$(SHLIB_EXT) instead of libunwind*.
4703 (stage2-start): Likewise.
4704 (stage3-start): Likewise.
4705 (stage4-start): Likewise.
4706 (stageprofile-start): Likewise.
4707 (stagefeedback-start): Likewise.
4708
4709 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
4710 the shared library to be created and don't remove the existing
4711 shared library.
4712 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
4713 * config/i386/t-nwld (SHLIB_LINK): Likewise.
4714 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
4715 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
4716 * config/sh/t-linux (SHLIB_LINK): Likewise.
4717 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
4718 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
4719 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
4720 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
4721
4722 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
4723 files.
4724
4725 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4726
4727 * basic-block.h (reg_set_iterator): New.
4728 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
4729 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
4730 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
4731 * caller-save.c (save_call_clobbered_regs): Adjust to the new
4732 style.
4733 * cfgcleanup.c (thread_jump): Likewise.
4734 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
4735 * conflict.c (conflict_graph_compute): Likewise.
4736 * flow.c (verify_local_live_at_start, update_life_info,
4737 initialize_uninitialized_subregs, propagate_one_insn,
4738 init_propagate_block_info, free_propagate_block_info,
4739 propagate_block, dump_regset): Likewise.
4740 * global.c (global_conflicts): Likewise.
4741 * graph.c (start_bb): Likewise.
4742 * local-alloc.c (update_equiv_regs): Likewise.
4743 * loop.c (load_mems): Likewise.
4744 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
4745 find_reg, finish_spills): Likewise.
4746 * resource.c (mark_target_live_regs): Likewise.
4747 * sched-deps.c (sched_analyze_insn): Likewise.
4748 * sched-rgn.c (sched-rgn.c): Likewise.
4749 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
4750
4751 2004-10-18 Jakub Jelinek <jakub@redhat.com>
4752
4753 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
4754 operand 1 instead of 2
4755
4756 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4757
4758 * loop-unroll.c: Fix comment typos.
4759
4760 2004-10-18 Revital Eres <eres@il.ibm.com>
4761
4762 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
4763 * loop-unroll.c: Include varray.h.
4764 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
4765 opt_info and expand it to support variable expansion.
4766 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
4767 expand it to support variable expansion.
4768 (pt_info_start_duplication): Rename si_info_start_duplication.
4769 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
4770 to the variable expansion optimization.
4771 (free_opt_info): Rename free_si_info.
4772 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
4773 expand_var_during_unrolling, insert_var_expansion_initialization,
4774 combine_var_copies_in_loop_exit, release_var_copies,
4775 get_expansion): New functions.
4776 (peel_loop_completely, unroll_loop_constant_iterations,
4777 unroll_loop_runtime_iterations, peel_loop_simple,
4778 unroll_loop_stupid): Change uses of struct si_info
4779 to struct opt_info
4780 and add uses of fvariable-expansion-in-unroller flag.
4781 * params.def: Add parameter to restrict the number of expansions.
4782 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
4783 the number of expansions.
4784 * common.opt: (fvariable-expansion-in-unroller): New flag.
4785 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
4786
4787 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4788
4789 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
4790 __GXX_MERGED_TYPEINFO_NAMES to 0.
4791
4792 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
4793
4794 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
4795 handle barriers in a bb by checking that it points to a NULL bb.
4796 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
4797 (emit_barrier_after, emit_barrier): Ditto.
4798
4799 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
4800
4801 * doc/extend.texi (Attribute Syntax): Clarify details of
4802 attributes on parameters.
4803
4804 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
4805
4806 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
4807 loop.
4808
4809 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4810
4811 Revert:
4812 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4813
4814 * c-typeck.c (default_function_array_conversion): Always create
4815 &a[0] for array types.
4816 (build_unary_op): Do not fold &a[x] into a + x.
4817
4818 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4819
4820 PR middle-end/17925
4821 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
4822 block if there is a goto with a locus.
4823
4824 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
4825
4826 * config/elfos.h, config/gofast.h, config/interix.h,
4827 config/netbsd.h, config/svr3.h, config/vxworks.h,
4828 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
4829 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4830 config/alpha/netbsd.h, config/arm/arm-modes.def,
4831 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
4832 config/cris/aout.h, config/frv/frv-modes.def,
4833 config/i386/beos-elf.h, config/i386/gas.h,
4834 config/i386/i386-coff.h, config/i386/i386-modes.def,
4835 config/i386/linux.h, config/i386/linux64.h,
4836 config/i386/mingw32.h, config/i386/netbsd-elf.h,
4837 config/i386/netbsd64.h, config/i386/sco5.h,
4838 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
4839 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
4840 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
4841 config/mips/mips-modes.def, config/mips/sdb.h,
4842 config/mips/vr.h, config/mips/vxworks.h,
4843 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4844 config/pa/pa32-linux.h, config/rs6000/40x.md,
4845 config/rs6000/7450.md, config/rs6000/8540.md,
4846 config/rs6000/linuxspe.h, config/rs6000/power4.md,
4847 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
4848 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
4849 config/s390/s390-modes.def, config/sh/elf.h,
4850 config/sh/sh-modes.def, config/sh/sh64.h,
4851 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
4852 config/stormy16/stormy16.md, config/v850/v850-protos.h,
4853 config/vax/vax.md: Update copyright.
4854
4855 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
4856
4857 * expr.c (expand_expr_real_1): Remove an obsolete comment.
4858
4859 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4860
4861 * c-typeck.c (default_function_array_conversion): Always create
4862 &a[0] for array types.
4863 (build_unary_op): Do not fold &a[x] into a + x.
4864
4865 2004-10-17 Jakub Jelinek <jakub@redhat.com>
4866
4867 * pointer-set.c (hash1): Use integer part of 2^64 / phi
4868 instead 2^32 / phi if long is 64-bit.
4869
4870 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
4871
4872 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
4873 RID_PTRVALUE.
4874 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
4875 declarations.
4876 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
4877 __ptrextent__, __ptrvalue and __ptrvalue__.
4878 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
4879 entries.
4880
4881 2004-10-16 Dale Johannesen <dalej@apple.com>
4882
4883 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
4884
4885 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4886
4887 PR tree-optimization/17766
4888 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
4889 (dom_info_available_p): Declare.
4890 * cfghooks.c (split_block, make_forwarder_block): Use
4891 dom_info_available_p.
4892 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
4893 free_dominance_info, verify_dominators): Ditto.
4894 (dom_info_available_p): New function.
4895 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
4896 (thread_jumps): Use dom_info_available_p.
4897 * tree-complex.c (expand_complex_div_wide): Ditto.
4898 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4899
4900 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4901
4902 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
4903 (find_best_candidate): Take also important candidates into account.
4904 (find_optimal_iv_set): Initialize important_candidates bitmap.
4905
4906 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4907
4908 PR tree-optimization/17560
4909 * predict.c (tree_estimate_probability): Mark irreducible
4910 loops.
4911
4912 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4913
4914 PR rtl-optimization/17723
4915 * cfgcleanup.c (merge_memattrs): Handle case when
4916 MEM_SIZE == NULL_RTX.
4917
4918 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
4919
4920 * toplev.c (dump_file_name): Change type to be const.
4921
4922 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
4923
4924 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
4925 non_lvalue to stop something being a null pointer constant.
4926
4927 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
4928
4929 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
4930 available for TARGET_FPRS.
4931 (FUNCTION_VALUE_REGNO_P): Same.
4932
4933 2004-10-15 Geoffrey Keating <geoffk@apple.com>
4934
4935 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4936 -maltivec in same style as other ISA options.
4937
4938 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
4939
4940 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
4941 definition.
4942
4943 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
4944
4945 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
4946 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
4947 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
4948 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
4949 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
4950 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
4951 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
4952 predict.def, predict.h, protoize.c, reload.h, resource.h,
4953 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
4954 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
4955 unwind-sjlj.c, value-prof.h: Update copyright.
4956
4957 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
4958
4959 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
4960
4961 2004-10-15 Diego Novillo <dnovillo@redhat.com>
4962
4963 * tree-optimize.c (execute_one_pass): Stop timer right after
4964 executing the pass.
4965
4966 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4967
4968 Revert:
4969 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4970 PR middle-end/17967
4971 Revert:
4972 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
4973 (remove_useless_stmts_1): Fold trees we know how to fold.
4974
4975 2004-10-14 David Edelsohn <edelsohn@gnu.org>
4976
4977 * configure.ac: Add .machine power4 directive when testing for
4978 mfcr field.
4979 * configure: Regenerate.
4980
4981 2004-10-14 Geoffrey Keating <geoffk@apple.com>
4982
4983 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
4984
4985 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4986
4987 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
4988 always.
4989
4990 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
4991
4992 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
4993 for 'f' if !TARGET_FPRS.
4994
4995 2004-10-14 Richard Henderson <rth@redhat.com>
4996
4997 PR debug/14492
4998 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
4999
5000 2004-10-14 Richard Henderson <rth@redhat.com>
5001
5002 PR c/17023
5003 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
5004 as error_mark_node.
5005 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
5006 instaed of current_function_decl non-null.
5007
5008 2004-10-14 Matt Austern <austern@apple.com>
5009
5010 * pointer-set.c: New file, special-purpose hash table.
5011 * pointer-set.h: New file.
5012 * tree.h (struct pointer_set_t): Declare as opaque type.
5013 (tree_walk): Last argument is pointer_set_t* now.
5014 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
5015 (walk_type_fields):
5016 (walk_tree): Convert from htab_t to pointer_set_t for keeping
5017 track of which nodes have already been visited.
5018 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
5019 * cgraphunit.c (cgraph_create_edges): Likewise.
5020 (cgraph_characterize_statics_local): Likewise.
5021 * tree-dfa.c (collect_dfa_stats): Likewise.
5022 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
5023 pointer_set_t* now.
5024 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
5025 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
5026 of walk_subtrees is pointer_set_t* now.
5027 * Makefile.in (OBJS-common): add pointer-set.o
5028 (tree-inline.o): Depends on pointer-set.h
5029 (tree-dfa.o): Likewise
5030 (cgraphunit.o): Likewise
5031
5032 2004-10-14 Geoffrey Keating <geoffk@apple.com>
5033
5034 * config/rs6000/darwin.h (ASM_SPEC): Delete.
5035 (TARGET_ASM_FILE_START): Define.
5036 * config/darwin.h (ASM_SPEC): Define.
5037 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
5038 -mlong-double-128, it's the default. Update comment about reason
5039 for force_cpusubtype_ALL.
5040 * config/rs6000/darwin-vecsave.asm: Supply .machine.
5041 * config/rs6000/darwin-world.asm: Likewise.
5042 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
5043 (symbolic_operand): Delete #if 0ed code.
5044
5045 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5046
5047 * stmt.c (add_case_node): Make sure that we have integer
5048 constant before calling tree_int_cst_compare.
5049
5050 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5051
5052 PR middle-end/17967
5053 Revert:
5054 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
5055 (remove_useless_stmts_1): Fold trees we know how to fold.
5056
5057 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
5058
5059 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
5060 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
5061 -m64.
5062
5063 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
5064
5065 * reload.c (find_reloads): When reloading a PLUS with constant
5066 operand, make sure the constant is pushed to the constant pool
5067 if required.
5068 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
5069 reload bug workaround.
5070 (s390_expand_plus_operand): Likewise.
5071
5072 2004-10-14 David Edelsohn <edelsohn@gnu.org>
5073
5074 * opts.c (common_handle_option): Do not enable
5075 flag_speculative_prefetching for -fprofile-generate/use.
5076
5077 2004-10-14 Devang Patel <dpatel@apple.com>
5078
5079 PR 17635
5080 * tree-if-conv.c (process_phi_nodes): Process latch block.
5081 (combine_blocks): Process latch block and update loop structure.
5082
5083 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
5084
5085 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
5086 (vect_update_ivs_after_vectorizer):
5087 (vect_transform_for_unknown_loop_bound):
5088 (tree_duplicate_loop_to_edge):
5089 (allocate_new_names):
5090 (rename_use_op):
5091 (rename_def_op):
5092 (rename_variables_in_bb):
5093 (free_new_names):
5094 (rename_variables_in_loop):
5095 (copy_phi_nodes):
5096 (update_phis_for_duplicate_loop):
5097 (update_phi_nodes_for_guard):
5098 (make_loop_iterate_ntimes):
5099 (tree_duplicate_loop_to_edge_cfg):
5100 (add_loop_guard):
5101 (vect_analyze_loop_with_symbolic_num_of_iters):
5102 (verify_loop_for_duplication):
5103 (vect_gen_niters_for_prolog_loop):
5104 (vect_update_niters_after_peeling):
5105 (vect_update_inits_of_dr):
5106 (vect_update_inits_of_drs):
5107 (vect_build_loop_niters):
5108 (vect_do_peeling_for_alignment): New functions.
5109 (vect_transform_loop): Add unknown and known but indivisible loop
5110 bound support; add peeling for unalignment support.
5111 (vect_analyze_loop_form): Support symbolic number of iterations.
5112 (vect_transform_loop_bound): New input parameter.
5113 (vect_get_loop_niters): Change input parameter type.
5114 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
5115 (vectorizable_store): Allow unaligned access.
5116 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
5117 (vect_analyze_data_refs_alignment): Allowed one unaligned
5118 store.
5119 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
5120 to use tree.
5121 (LOOP_VINFO_INT_NITERS): New macro.
5122 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
5123 (do_peeling_for_alignment):
5124 (unaligned_drs): New members of _loop_vec_info.
5125 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
5126
5127 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
5128
5129 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
5130 (struct tree_string): Remove "const" qualifier for "str".
5131
5132 2004-10-14 Ira Rosen <irar@il.ibm.com>
5133
5134 * tree-vectorizer.c (vect_analyze_data_refs): Call
5135 vect_get_base_and_bit_offset to get memory tag for array ref.
5136 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
5137
5138 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
5139
5140 * configure.ac: Use $LN_S for creating symlinks (not $LN).
5141 * configure: Regenerate.
5142
5143 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5144
5145 * doc/install.texi (*-*-solaris2*): Update with info about kernel
5146 patches to solve spurious testsuite failures.
5147
5148 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
5149
5150 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
5151 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
5152 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
5153 gcc_assert under ENABLE_CHECKING.
5154 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
5155 get_vectype_for_scalar_type).
5156
5157 (vect_get_vec_def_for_operand): Remove redundant variables.
5158 (vect_transform_loop): Likewise.
5159
5160 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
5161
5162 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
5163 global for -mcaller-super-interworking.
5164 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
5165 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
5166 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
5167 not need a frame pointer.
5168 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
5169 the soft frame pointer offset.
5170 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
5171 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
5172 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
5173 the stack. Use frame_pointer_needed to choose between them.
5174 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
5175 (interwork_with_frame): New macro.
5176 (interwork): Add _interwork_{r7,r11}_call_via_rN().
5177
5178 2004-10-14 Ben Elliston <bje@au.ibm.com>
5179
5180 PR other/17900
5181 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
5182 up the filename looking for a previous directory separator.
5183
5184 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
5185
5186 * c-tree.h (enum c_typespec_kind, struct c_typespec,
5187 parser_xref_tag): New.
5188 (struct c_declspecs): Add tag_defined_p. Adjust definition of
5189 typedef_p.
5190 (declspecs_add_type): Adjust prototypes.
5191 * c-parse.in (%union): Add tstype.
5192 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
5193 typespec_reserved_attr, typespec_nonreserved_nonattr,
5194 structsp_attr, structsp_nonattr): Change to tstype. Update
5195 actions.
5196 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
5197 (declspecs_add_type): Update to take struct c_typespec argument.
5198 Set tag_defined_p and typedef_p as appropriate.
5199 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
5200 Update to return struct c_typespec.
5201 (shadow_tag_warned): Don't let empty declarations with qualifiers
5202 or storage class specifiers redeclare a tag if a previous
5203 declaration is visible.
5204
5205 2004-10-13 Richard Henderson <rth@redhat.com>
5206
5207 PR debug/15860
5208 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
5209 for DECL_INCOMING_RTL.
5210
5211 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
5212
5213 PR target/17984
5214 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
5215 trunc_int_for_mode for constants used in shortened mode.
5216
5217 2004-10-13 Richard Henderson <rth@redhat.com>
5218
5219 PR c/17384
5220 * c-common.c (handle_mode_attribute): Disallow mode changes that
5221 alter the CODE of the top-level type.
5222
5223 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
5224 integer from internal limits macros.
5225 * config/i386/mm3dnow.h (__v2sf): Fix base type.
5226
5227 2004-10-13 Richard Henderson <rth@redhat.com>
5228
5229 PR debug/13841
5230 * function.c (instantiate_decl): Recurse for CONCAT.
5231
5232 2004-10-13 David Edelsohn <edelsohn@gnu.org>
5233
5234 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
5235 andi./andis.
5236 (anddi3): Same.
5237 (extzvdi_internal1): Add attribute "compare".
5238 (extzvdi_internal2): Same.
5239
5240 2004-10-12 Tom Tromey <tromey@redhat.com>
5241
5242 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
5243
5244 2004-10-13 Dale Johannesen <dalej@apple.com>
5245
5246 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
5247
5248 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
5249
5250 * toplev.c (compile_file): Call mudflap_finish_file from here ...
5251 * c-decl.c (c_write_global_declarations): ... instead of here ...
5252 * cp/decl.c (cp_finish_file): ... and here.
5253 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
5254
5255 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5256
5257 * tree-ssa-dom.c (record_range): Free the element if we are not
5258 going to use it.
5259
5260 2004-10-13 Tom Tromey <tromey@redhat.com>
5261
5262 PR java/15578:
5263 * gcc.c (option_map): Added --extdirs and --encoding.
5264
5265 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5266
5267 PR target/14454
5268 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
5269 sparc_can_output_mi_thunk.
5270 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
5271 handling of vcall offset.
5272 (sparc_can_output_mi_thunk): New predicate.
5273 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
5274 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
5275 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
5276
5277 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
5278
5279 * config/sparc/sparc.md (movdi): Remove redundant test.
5280
5281 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
5282
5283 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
5284 TDF_IPA from -fdump-tree-*-all.
5285
5286 2004-10-13 Paul Brook <paul@codesourcery.com>
5287
5288 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
5289 * config/arm/arm.c (thumb_find_work_register): Update comments.
5290 (arm_load_pic_register): Add argument for scratch register.
5291 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
5292 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
5293
5294 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
5295
5296 * tree-data-ref.c: Fix comment typos.
5297
5298 2004-10-13 Jakub Jelinek <jakub@redhat.com>
5299 Zdenek Dvorak <dvorakz@suse.cz>
5300
5301 PR tree-optimization/17724
5302 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
5303
5304 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
5305
5306 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
5307 (altivec_builtin_mask_for_store): Likewise.
5308 (altivec_init_builtins): Use lang_hooks.builtin_function to
5309 create the decls for builtin_altivec_mask_for_load/store.
5310
5311 2004-10-13 Nick Clifton <nickc@redhat.com>
5312
5313 * config/c4x/c4x.c: Remove inclusion of loop.h.
5314
5315 2004-10-12 Ben Elliston <bje@au.ibm.com>
5316
5317 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
5318 (ei_container): New; renamed.
5319 (ei_start, ei_last): New macros.
5320 (ei_start_1, ei_last_1): Renamed from ei_start.
5321 (ei_last_1, ei_end_p): Use ei_container() where applicable.
5322 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
5323 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
5324
5325 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
5326
5327 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
5328 * cfgloop.c (initialize_loops_parallel_p): New.
5329 (flow_loops_find): Initialize the parallel_p field to true for all
5330 the loops.
5331 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
5332 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
5333 the size of the data accessed in the loop.
5334 (struct nb_iter_bound): Moved...
5335 * cfgloop.h (struct nb_iter_bound): ... here.
5336 (estimated_nb_iterations, parallel_p): New fields in struct loop.
5337 (record_estimate): Declare extern here.
5338 * tree-chrec.c: Fix comments.
5339 (nb_vars_in_chrec): New function.
5340 * tree-chrec.h (nb_vars_in_chrec): Declared here.
5341 * tree-data-ref.c: Don't include lambda.h, that is already included
5342 in tree-data-ref.h.
5343 (tree_fold_divides_p): Don't check for integer_onep.
5344 (tree_fold_bezout): Removed.
5345 (gcd): New static duplicated function.
5346 (int_divides_p, dump_subscript): New.
5347 (dump_data_dependence_relation): Use dump_subscript.
5348 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
5349 estimate_niter_from_size_of_data): New.
5350 (analyze_array_indexes, analyze_array): Call
5351 estimate_niter_from_size_of_data during the detection of array
5352 references. Pass in a pointer to the statement that contains the
5353 array reference.
5354 (all_chrecs_equal_p): New.
5355 (compute_distance_vector): Renamed compute_subscript_distance.
5356 Deal with multivariate conflict functions.
5357 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
5358 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
5359 (non_affine_dependence_relation): New.
5360 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
5361 analyze_siv_subscript, analyze_miv_subscript,
5362 analyze_overlapping_iterations, subscript_dependence_tester):
5363 Initialize and return last_conflicts function.
5364 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
5365 compute_overlap_steps_for_affine_1_2): New.
5366 (analyze_siv_subscript_affine_cst): Removed.
5367 (analyze_subscript_affine_affine): Disprove dependences based on the
5368 iteration domains. Solve the univariate dependence case as before,
5369 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
5370 Implement the multivariate case of 2 versus 1 variables.
5371 (build_classic_dist_vector, build_classic_dir_vector): Implement some
5372 unhandled cases.
5373 (find_data_references_in_loop): Compute and initialize
5374 loop->estimated_nb_iterations and loop->parallel_p.
5375 (analyze_all_data_dependences): Modify the debug dump order.
5376 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
5377 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
5378 (SUB_LAST_CONFLICT, subscript->last_conflict,
5379 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
5380 DDR_AFFINE_P, DDR_SIZE_VECT): New.
5381 (find_data_references_in_loop, initialize_data_dependence_relation,
5382 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
5383
5384 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
5385
5386 * configure: Regenerate.
5387
5388 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
5389
5390 PR 17892
5391 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
5392 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
5393 and constant folding of floating point MULT_EXPR/PLUS_EXPR
5394 expressions.
5395
5396 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
5397
5398 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
5399 (s390_gimplify_va_arg): Likewise.
5400
5401 2004-10-12 Daniel Jacobowitz <dan@debian.org>
5402
5403 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
5404 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
5405 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
5406 * regclass.c (record_address_regs): Remove ifdef. Use
5407 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
5408 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
5409 definition.
5410 (scan_rtx_address, replace_oldest_value_addr): Use
5411 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
5412 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
5413 unnecessary definitions.
5414 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
5415 and MODE_BASE_REG_REG_CLASS.
5416 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
5417 (MODE_BASE_REG_REG_CLASS): Define.
5418 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
5419 (REG_MODE_OK_FOR_REG_BASE_P): Define.
5420 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
5421 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
5422
5423 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
5424
5425 * tree-ssa-alias.c (verify_name_tags): New function.
5426 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
5427 (verify_alias_info): Call verify_name_tags.
5428
5429 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
5430
5431 PR rtl-optimization/17931
5432 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
5433 ZERO_EXTRACT in it.
5434
5435 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
5436
5437 * arm.c (arm_print_operand): Use output_operand_lossage where possible
5438 rather than aborting.
5439
5440 2004-10-12 Paul Brook <paul@coudesourcery.com>
5441
5442 * config.gcc: Add armv6{k,z,zk}
5443 * config/arm/arm-cores.def: Add arm1176 and mpcore.
5444 * config/arm/tune.md: Regenerate.
5445 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
5446 Define.
5447 (all_architectures): Add armv6k, armv6z, armv6zk.
5448 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
5449 * doc/invoke.texi: Document new arch and cpu values.
5450
5451 2004-10-12 Paul Brook <paul@coodesourcery.com>
5452
5453 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
5454 meabi=4.
5455
5456 2004-10-12 Paul Brook <paul@codesourcery.com>
5457
5458 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
5459 Handle negative constants.
5460
5461 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
5462
5463 PR c/17301
5464 * c-typeck.c (convert_arguments): Return error_mark_node if there
5465 are too few arguments.
5466 (build_function_call): Handle error_mark_node return from
5467 convert_arguments.
5468
5469 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
5470
5471 * configure.ac (symbolic_link): Replace with $LN_S.
5472 (Assembler/Linker): Hard link from gas and binutils trees.
5473 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
5474 * configure: Regenerate.
5475
5476 2004-10-12 Paul Brook <paul@codesourcery.com>
5477
5478 * configure.ac: Don't look for host assembler when building a canadian
5479 cross.
5480 * configure: Regenerate.
5481
5482 2004-10-11 Roger Sayle <roger@eyesopen.com>
5483
5484 PR other/17361
5485 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
5486 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
5487 line options for "-lang-asm" and if found allow any of the C-family
5488 front-end options.
5489 (c_common_handle_option): Remove last use of permit_fortran_options.
5490
5491 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
5492
5493 * config/s390/s390.c (print_operand): Support 'S' format flag.
5494 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
5495 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
5496 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
5497 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
5498 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
5499 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
5500 ("*movstricthi"): Likewise.
5501 ("*load_multiple_di", "*load_multiple_si"): Likewise.
5502 ("*store_multiple_di", "*store_multiple_si"): Likewise.
5503 ("*sethiqisi", "*sethihisi"): Likewise.
5504 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
5505 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
5506 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
5507 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
5508 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
5509
5510 ("*tmhi_full"): Fix incorrect op_type attribute.
5511
5512 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
5513 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
5514 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
5515 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
5516
5517 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
5518
5519 PR middle-end/16266
5520 * function.c (temp_slots_at_level): Fix typo which creates too
5521 many temp stack slots levels.
5522
5523 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
5524
5525 * config/s390/s390.c (s390_trampoline_template): Generate shorter
5526 trampoline code.
5527 (s390_trampoline_instantiate): Adapt.
5528 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
5529
5530 2004-10-11 Roger Sayle <roger@eyesopen.com>
5531
5532 PR middle-end/17657
5533 * stmt.c (add_case_node): Add additional type argument. Declare
5534 as static to match prototype. Convert the upper and lower bounds
5535 to the specified index type. Optimize away case ranges/values
5536 that are outside the index type's bounds. Truncate case ranges
5537 that span the index type's bounds.
5538 (expand_case): Avoid unnessary computation and memory allocation
5539 when index type is error_mark_node. Pass index_type as required
5540 by change to add_case_node API. No need to convert case range
5541 bounds to index_type, this is now done by add_case_node.
5542
5543 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
5544
5545 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
5546 * config/s390/s390.c (s390_offset_p): New function.
5547 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
5548 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
5549 transform Q->Q alternatives to *clc pattern.
5550 ("*clc"): Move.
5551 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
5552 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
5553 to transform Q->Q alternatives to *mvc pattern.
5554 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
5555 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
5556 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
5557 transform Q->Q alternatives to *nc pattern.
5558 ("*nc"): New insn. New peephole to merge adjacent NCs.
5559 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
5560 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
5561 transform Q->Q alternatives to *oc pattern.
5562 ("*oc"): New insn. New peephole to merge adjacent OCs.
5563 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
5564 transform Q->Q alternatives to *xc pattern.
5565 ("*xc"): New insn. New peephole to merge adjacent XCs.
5566 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
5567
5568 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5569
5570 * gimplify.c (gimple_push_condition): Make sure that we don't
5571 have any saved condition cleanup if we were at the top level.
5572
5573 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
5574
5575 * config/frv/frv.md (*adddi3_internal): Change name to...
5576 (adddi3): ...replacing the exisiting define_expand. Combine
5577 alternatives. Fix the range of the constant constraints ('J' instead
5578 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
5579 to extract the lower and upper halves of the DImode operands.
5580 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
5581 (adddi3_lower): Fix the range of the constant constraints and
5582 remove the bogus operands[2] check.
5583 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
5584 operand 2. Use addxi to handle constant operands.
5585 (subdi3_lower, subdi3_upper): Don't handle constant operands.
5586
5587 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
5588
5589 * gengtype-lex.l: Add commented } & ) characters to unconfuse
5590 editor's paren matching. Allow #define inside a struct.
5591
5592 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
5593
5594 PR middle-end/17703
5595 part of PR c++/17657
5596 * fold-const.c (fold_build_cleanup_point_expr): New function.
5597 * tree.h (fold_build_cleanup_point_expr): Prototype.
5598
5599 2004-10-10 Eric Christopher <echristo@redhat.com>
5600
5601 * dwarf2out.c: Move attribute to subprogram declaration
5602 instead of subroutine type.
5603
5604 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
5605
5606 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
5607 hoist_insn_after, and hoist_insn_to_edge.
5608 * rtl.h: Remove the prototypes for reg_referenced_between_p,
5609 no_jumps_between_p, and insn_dependent_p.
5610 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
5611 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
5612 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
5613 hoist_insn_to_edge): Remove.
5614
5615 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
5616
5617 PR c/17881
5618 * c-decl.c (grokparms): Don't warn for parameters of incomplete
5619 type in declarations that are not definitions except for the case
5620 of parameters of void type.
5621
5622 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
5623
5624 * tree-cfg.c: Fix comment typos.
5625
5626 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
5627
5628 PR c/17301
5629 * builtins.c (expand_builtin_va_start): Check for too few
5630 arguments to va_start.
5631
5632 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
5633
5634 PR c/17189
5635 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
5636 fields a pedwarn. Pedwarn here for unnamed structs/unions if
5637 pedantic.
5638 * c-parse.in (component_decl): Don't pedwarn here for unnamed
5639 fields.
5640
5641 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5642
5643 PR tree-optimization/17906
5644 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
5645 copy non-gimple reg arguments.
5646
5647 2004-10-09 Roger Sayle <roger@eyesopen.com>
5648
5649 PR rtl-optimization/17853
5650 * simplify-rtx.c (simplify_relational_operation): Correct comment.
5651 Reorganize handling of comparison operations with floating point
5652 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
5653 Likewise, introduce support for comparison operations with vector
5654 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
5655
5656 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
5657 * doc/tm.texi: Likewise.
5658
5659 2004-10-09 Steven Bosscher <stevenb@suse.de>
5660
5661 * regs.h (struct reg_info_def): Remove the last_node_uid and
5662 changes_mode fields.
5663 (REGNO_LAST_NOTE_UID): Don't define.
5664 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
5665 * regmove.c (copy_src_to_dest): Likewise.
5666
5667 2004-10-09 Roger Sayle <roger@eyesopen.com>
5668
5669 PR middle-end/17894
5670 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
5671 relational comparison operator op needs to be swapped/reversed when
5672 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
5673
5674 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5675
5676 PR tree-opt/17902
5677 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
5678 instead of bsi_start.
5679 (value_replacement): Likewise.
5680 (abs_replacement): Likewise
5681
5682 2004-10-09 Steven Bosscher <stevenb@suse.de>
5683
5684 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
5685 (expand_gimple_cond_expr, expand_gimple_tailcall,
5686 expand_gimple_basic_block): Use it to dump RTL for each stmt.
5687 (tree_expand_cfg): Announce full RTL function dump.
5688 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
5689 not the graph version.
5690 * tree-pretty-print.c (dump_generic_node): Allow empty statements
5691 in the arms of a COND_EXPR for lowered nodes.
5692
5693 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
5694
5695 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
5696 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
5697 strtoufix16, strtoufix32, strtoufix64): Declare.
5698
5699 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5700
5701 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
5702 for an out-of-range floating point constant.
5703 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
5704 warning if the target format does not support infinities.
5705
5706 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5707
5708 * emit-rtl.c (last_label_num, base_label_num): Remove.
5709 (max_label_num): Always return label_num.
5710 (set_new_last_label_num, restore_emit_status): Remove.
5711 (init_emit): Don't initialize last_label_num.
5712 * function.c (pop_function_context_from): Don't call
5713 restore_emit_status.
5714 * function.h: Remove the prototype for restore_emit_status.
5715 * rtl.h: Remove the prototype for set_new_last_label_num.
5716
5717 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5718
5719 * stmt.c (expand_decl_init): Remove.
5720 * tree.h: Remove the corresponding prototype.
5721
5722 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5723
5724 * integrate.c (try_constants, subst_constants, mark_stores):
5725 Remove.
5726 * integrate.h: Remove the prototype for try_constants.
5727
5728 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5729
5730 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
5731 (convert_for_assignment): Handle ic_argpass_nonproto. Add
5732 comments about its relevance to errors.
5733 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
5734
5735 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5736
5737 PR c/16999
5738 * c-ppoutput.c (cb_ident): Don't quote string as it is already
5739 quoted.
5740
5741 2004-10-08 Diego Novillo <dnovillo@redhat.com>
5742
5743 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
5744 reference_node_pool.
5745
5746 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5747
5748 * tree-cfg.c: Fix a comment typo.
5749
5750 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
5751
5752 * config/s390/s390.c (s390_register_info): Don't save fprs for
5753 -msoft-float.
5754 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
5755
5756 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
5757
5758 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
5759 (TARGET_DEFAULT): Use symbolic values.
5760 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
5761 (TARGET_DEFAULT): Use symbolic values.
5762 * config/s390/s390.c (s390_backchain_string): Initialize to
5763 TARGET_DEFAULT_BACKCHAIN.
5764
5765 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5766
5767 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
5768 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
5769 code.
5770 (expand_builtin_strcat): Accept a type parameter.
5771 (fold_builtin_mempcpy): Accept a type and endp parameter.
5772
5773 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
5774 Accept an `exp' instead of an `arglist'.
5775
5776 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
5777
5778 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
5779 reverting my 2004-09-07 patch to use build_int_cst.
5780
5781 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5782
5783 PR target/17245
5784 * config/sparc/sparc.c (input_operand): Remove redundant code
5785 for handling LO_SUM.
5786 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
5787 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
5788 Otherwise only accept it for TFmode if quad move insns are available.
5789
5790 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5791
5792 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
5793 common cases will be caught earlier than others.
5794
5795 2004-10-08 Michael Matz <matz@suse.de>
5796
5797 * loop-doloop.c (doloop_optimize): Extend count.
5798
5799 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
5800
5801 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
5802 (prefetch): Convert to expander.
5803
5804 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
5805
5806 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
5807 first argument of CALL.
5808 (tls_local_dynamic): Likewise.
5809
5810 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5811
5812 * c-typeck.c (enum impl_conv): New.
5813 (convert_for_assignment): Use it. Take tree for function called
5814 instead of its name. Handle ObjC selectors for diagnostics at
5815 start of function. Select diagnostic text within the function
5816 using full sentences for diagnsotics. Use %qE to name functions
5817 in diagnostics.
5818 (convert_arguments, build_modify_expr,
5819 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
5820 callers to convert_for_assignment.
5821 (warn_for_assignment): Remove.
5822
5823 2004-10-08 Nick Clifton <nickc@redhat.com>
5824
5825 * config/sh/symbian.c (symbian_possibly_export_base_class):
5826 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
5827 TYPE_CONTAINS_VPTR_P.
5828
5829 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5830
5831 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
5832 fixed registers form all_used_regs. Update call_really_used_regs.
5833 (CALL_REALLY_USED_REGISTERS): Define.
5834 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
5835 with call_really_used_regs.
5836
5837 2004-10-08 Alan Modra <amodra@bigpond.net.au>
5838
5839 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
5840 for -profile as well as -p and -pg.
5841
5842 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
5843
5844 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
5845
5846 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5847
5848 * tree-cfg.c (tree_block_forwards_to): Remove.
5849 * tree-flow.h: Remove the corresponding prototype.
5850
5851 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5852
5853 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
5854 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
5855
5856 2004-10-07 Geoffrey Keating <geoffk@apple.com>
5857
5858 Radar 3813796
5859 * config/rs6000/rs6000.c (rs6000_generate_compare): When
5860 flag_trapping_math is in effect, don't generate subtract
5861 instructions.
5862
5863 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
5864
5865 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
5866 * config/s390/s390.c (s390_narrow_logical_operator): New function.
5867 (s390_extra_constraint_str): Add 'A' constraints.
5868 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
5869 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
5870 (CONSTRAINT_LEN): Likewise.
5871 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
5872 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
5873 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
5874 ("*iordi3"): Add OI alternative and splitter.
5875 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
5876 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
5877 ("*xordi3"): Add XI alternative and splitter.
5878 ("*xorsi3", "*xorhi3"): Likewise.
5879
5880 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5881
5882 * config/mips/mips.c (mips_function_rodata_section): New function.
5883 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
5884
5885 2004-10-07 Devang Patel <dpatel@apple.com>
5886
5887 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
5888 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
5889 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
5890 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
5891 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
5892 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
5893 UNSPEC_VCONDU_V16QI): New constant defines.
5894 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
5895 vconduv16qi): New patterns.
5896 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
5897 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
5898 (get_vec_cmp_insn): Same.
5899 (get_vsel_insn): Same.
5900 (rs6000_emit_vector_compare): Same.
5901 (rs6000_emit_vector_select): Same.
5902 (INSN_NOT_AVAILABLE): New.
5903
5904 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5905
5906 PR tree-optimization/17749
5907 * tree-tailcall.c (find_tail_calls): Check that parameter is
5908 a gimple_reg.
5909
5910 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5911
5912 * config/ia64/ia64.c: Fix a comment typo.
5913
5914 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5915
5916 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
5917
5918 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5919
5920 PR c++/17115
5921 * tree-inline.c (expand_call_inline): Do not warn for functions
5922 marked with attribute noinline.
5923
5924 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5925
5926 PR target/17862
5927 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
5928 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
5929
5930 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
5931 of 0 as 4th argument to pass_by_reference.
5932 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
5933
5934 2004-10-06 Eric Christopher <echristo@redhat.com>
5935
5936 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
5937 attribute.
5938
5939 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5940
5941 PR target/17770
5942 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
5943
5944 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5945
5946 PR rtl-optimization/17791
5947 * loop-doloop.c (doloop_modify): Take number of iterations as
5948 argument.
5949 (doloop_optimize): Extend or shorten the number of iterations
5950 when changing mode of counter register.
5951 * loop-iv.c (lowpart_subreg): Export.
5952 * rtl.h (lowpart_subreg): Declare.
5953
5954 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5955
5956 PR tree-optimization/17806
5957 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
5958 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
5959 flags moved to split_edge.
5960
5961 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5962
5963 PR middle-end/17835
5964 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
5965 before tentatively building the conditional move sequence.
5966
5967 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5968
5969 PR target/16815
5970 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
5971 check.
5972 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
5973 function_arg_padding.
5974
5975 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5976
5977 PR bootstrap/17857
5978 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
5979
5980 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5981
5982 * hooks.c (hook_int_void_1, hook_void_int): Remove.
5983 * hooks.h: Remove the corresponding prototypes.
5984
5985 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5986
5987 PR middle-end/17849
5988 * tree-nested.c (walk_stmt_info): Add changed field.
5989 (convert_nonlocal_reference): Set changed to when we
5990 change a decl to unnested decl.
5991 <case ADDR_EXPR>: Instead of checking if the immediate part
5992 of the ADDR_EXPR changed, check the field changed.
5993 Use recompute_tree_invarant_for_addr_expr instead of unsetting
5994 TREE_INVARIANT.
5995 (convert_local_reference): Set changed to when we
5996 change a decl to unnested decl.
5997 <case ADDR_EXPR>: Instead of checking if the immediate part
5998 of the ADDR_EXPR changed, check the field changed.
5999 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
6000
6001 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
6002
6003 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
6004 * dwarf2out.c (dwarf2out_init): Remove references to
6005 DWARF2_GENERATE_TEXT_SECTION_LABEL.
6006 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
6007 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
6008
6009 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
6010
6011 * c-typeck.c (convert_arguments): Take expression for called
6012 function rather than its name. Handle ObjC selectors directly
6013 rather than relying on warn_for_assignment to do so. Call warning
6014 directly rather than warn_for_assignment. Use %qE in diagnostics.
6015 Say "argument" rather than "arg" in diagnostics.
6016 (build_function_call): Update call to convert_arguments.
6017
6018 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
6019
6020 PR debug/17787
6021 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
6022 ENUMs specially instead of just saying we do.
6023
6024 2004-10-06 Eric Christopher <echristo@redhat.com>
6025
6026 * dwarf2.h: Sync with include/elf/dwarf2.h
6027
6028 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
6029
6030 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
6031 and TREE_VEC nodes.
6032
6033 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
6034
6035 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
6036 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
6037
6038 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
6039
6040 * lambda-code.c (compute_nest_using_fourier_motzkin): New
6041 function.
6042 (lambda_compute_auxillary_space): Split from here.
6043
6044 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
6045
6046 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
6047 * tree-flow.h: Add prototype.
6048 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
6049 expr_invariant_in_loop.
6050
6051 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
6052
6053 * tree-cfg.c (thread_jumps): Remove a duplicate check for
6054 EXIT_BLOCK_PTR.
6055
6056 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
6057
6058 * config/s390/s390-protos.h (s_imm_operand): Remove.
6059 (s390_pool_operand): Add prototype.
6060 * config/s390/s390.c (general_s_operand): Remove.
6061 (s_imm_operand): Remove.
6062 (s_operand): Merge contents of general_s_operand.
6063 (s390_pool_operand): New function.
6064 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
6065 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
6066 ("*cmpdi_ccu"): Merge Q->Q alternative.
6067 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
6068 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
6069 ("*cli"): Remove.
6070 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
6071 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
6072 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
6073
6074 2004-10-06 Steve Ellcey <sje@cup.hp.com>
6075
6076 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
6077 call ia64_function_arg_boundary.
6078 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
6079 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
6080 (ia64_function_arg_advance): Do not put 128 bit floats into
6081 FP registers.
6082
6083 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6084
6085 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
6086 Accept an expression instead of an arglist.
6087 (expand_builtin_stpcpy): Accept an expression instead of an
6088 arglist.
6089
6090 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6091
6092 PR target/16007
6093 * doc/install.texi (*-*-solaris2*): Mention potential problem
6094 with Sun assembler + GNU linker and C++ programs.
6095 Document status of binutils 2.15 release.
6096
6097 2004-10-06 Jan Hubicka <jh@suse.cz>
6098
6099 * cse.c (cse_main): Kill push/pop context.
6100
6101 2004-10-05 Zack Weinberg <zack@codesourcery.com>
6102
6103 * pretty-print.c: Include tree.h.
6104 (pp_base_prepare_to_format): New function, logic from
6105 text_specifies_location.
6106 (pp_base_format_text): Use gcc_assert.
6107 * pretty-print.h (pp_prepare_to_format): New macro.
6108 (pp_base_prepare_to_format): Prototype.
6109 * diagnostic.c (text_specifies_location): Delete.
6110 (bug_report_request): Delete.
6111 (diagnostic_set_info): Don't call text_specifies_location.
6112 (diagnostic_action_after_output): Put text from
6113 bug_report_request inline here. Use gcc_unreachable.
6114 (diagnostic_report_current_function): Fix comment.
6115 (diagnostic_report_diagnostic): Clarify logic for error recursion.
6116 Call pp_prepare_to_format before diagnostic_starter.
6117 (trim_filename): Use IS_DIR_SEPARATOR.
6118 (fatal_error, internal_error): Use gcc_unreachable.
6119 (error_recursion): Call diagnostic_action_after_output to
6120 issue the bug_report_request message and exit.
6121 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
6122
6123 * c-parse.in: Add list of diagnostic messages to insulate
6124 translation template from version of yacc/bison used to
6125 compile the grammar.
6126
6127 2004-10-06 Alan Modra <amodra@bigpond.net.au>
6128
6129 PR 16406
6130 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
6131
6132 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6133
6134 * basic-block.h: Remove the prototype for
6135 flow_preorder_transversal_compute.
6136 * cfganal.c (dfst_node): Remove.
6137 (flow_preorder_transversal_compute): Likewise.
6138 * rtl.h: Remove the prototype for get_jump_table_offset.
6139 * rtlanal.c (get_jump_table_offset): Remove.
6140
6141 2004-10-05 Richard Henderson <rth@redhat.com>
6142
6143 PR 17756
6144 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
6145
6146 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
6147
6148 PR bootstrap/17817
6149 * Makefile.in: Stage the build directory too.
6150
6151 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
6152
6153 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
6154
6155 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
6156 (frv_emit_move): Same.
6157
6158 * config/frv/frv.c (frv_emit_move): New.
6159 (frv_legitimize_address): New.
6160
6161 * config/frv/frv.md ("movsi"): Call frv_emit_move.
6162 ("movqi"): Same.
6163 ("movhi"): Same.
6164 ("movdi"): Same.
6165 ("movsf"): Same.
6166 ("movdf"): Same.
6167
6168 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
6169
6170 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
6171 system headers.
6172
6173 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
6174
6175 * c-decl.c (pushdecl): When an extern declaration at block scope
6176 refers to a visible entity with internal linkage, use the old DECL
6177 rather than the new one.
6178
6179 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6180
6181 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
6182 comments.
6183
6184 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6185
6186 * tree-cfg.c (thread_jumps): Remove a duplicate check for
6187 an infinite loop.
6188
6189 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6190
6191 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
6192 of FOR_BB_BETWEEN. Remove a useless check for unreachable
6193 blocks.
6194
6195 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6196
6197 * tree-cfg.c (cleanup_tree_cfg): Don't call
6198 delete_unreachable_blosk() after thread_jumps().
6199 (thread_jumps): Always remove basic blocks as they become
6200 unreachable.
6201
6202 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6203
6204 * tree-cfg.c (cleanup_tree_cfg): Remove variable
6205 something_changed. Simplify the while loop.
6206
6207 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6208
6209 * builtins.c (expand_builtin_memmove): Delete duplicate code
6210 and accept a tree type for the result.
6211 (expand_builtin_bcopy): Accept a tree type for the result.
6212 (fold_builtin_memmove): Accept an arglist and tree type for
6213 the result.
6214
6215 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
6216
6217 * config/s390/s390.c (s390_dump_pool): Remove return value.
6218 Use gen_pool_align, gen_pool_section_start/end instead of
6219 gen_pool_start/end_31/64.
6220 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
6221 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
6222 ("pool_start_31", "pool_end_31"): Remove.
6223 ("pool_start_64", "pool_end_64"): Likewise.
6224 ("pool_align", "pool_section_start", "pool_section_end": New insns.
6225
6226 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
6227 (TARGET_CANNOT_COPY_INSN_P): Define.
6228 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
6229 (struct constant_pool): New member 'execute'.
6230 (s390_add_execute, s390_find_execute): New functions.
6231 (s390_execute_label, s390_execute_target): Likewise.
6232 (s390_dump_pool): Output in-pool execute target templates.
6233 (s390_dump_execute): New function.
6234 (s390_alloc_pool, s390_free_pool): Handle execute templates.
6235 (s390_mainpool_start, s390_mainpool_finish): Likewise.
6236 (s390_chunkify_start, s390_chunkify_finish): Likewise.
6237 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
6238 ("*execute"): New insn pattern.
6239 ("movmem_short", "*movmem_short"): Use splitters to generate
6240 explicit execute pattern, remove embedded execute.
6241 ("clrmem_short", "*clrmem_short"): Likewise.
6242 ("cmpmem_short", "*cmpmem_short"): Likewise.
6243
6244 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
6245
6246 * tree-ssa.c (verify_ssa): Verify phi arguments only
6247 contain renamed names.
6248
6249 2004-10-05 Alan Modra <amodra@bigpond.net.au>
6250
6251 * config/rs6000/linux.h: Formatting, whitespace.
6252 * config/rs6000/linux64.h: Likewise.
6253 * config/rs6000/rs6000-protos.h: Likewise.
6254 * config/rs6000/rs6000.c: Likewise.
6255 (easy_vector_splat_const): Add fall thru comments.
6256 (output_vec_const_move): Likewise.
6257
6258 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
6259
6260 * Makefile.in: Update -Wno-error exceptions for move to build dir.
6261
6262 2004-10-05 Chao-Ying Fu <fu@mips.com>
6263 Richard Sandiford <rsandifo@redhat.com>
6264
6265 * doc/invoke.texi (-mpaired-single): Link to the new description of the
6266 built-in functions. Document dependencies.
6267 (-mips3d): Add link here too.
6268 * doc/extend.texi (MIPS Paired-Single Support): New section.
6269
6270 2004-10-04 Chao-ying Fu <fu@mips.com>
6271
6272 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
6273
6274 2004-10-04 Diego Novillo <dnovillo@redhat.com>
6275
6276 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
6277 Initialize OPT_STATS to 0.
6278
6279 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
6280
6281 * tree-data-ref.c: Fix comment typos.
6282
6283 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
6284
6285 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
6286 the predicate cannot be computed, don't initialize the result to
6287 false.
6288
6289 2004-10-01 Eric Christopher <echristo@redhat.com>
6290
6291 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
6292 locally defined enum.
6293 * dwarf2out.c (add_calling_convention_attribute): Don't
6294 emit DW_CC_normal.
6295
6296 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
6297
6298 PR c/17178, PR c/17820
6299 * c-decl.c (pop_scope): Do not warn about unused static
6300 variables as they warned in the middle-end.
6301
6302 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6303
6304 * builtins.c (expand_builtin_memcpy): Delete duplicate code
6305 and make the first parameter the expression not the arglist.
6306
6307 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
6308
6309 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
6310 as valid modes to expand address expressions.
6311
6312 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
6313
6314 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
6315 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
6316 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
6317 code formatting conventions.
6318
6319 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
6320
6321 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
6322
6323 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
6324
6325 PR tree-optimization/16632
6326 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
6327 fold (A & C) == D into 0, fold ~C. Similarly, for the case
6328 where | is used instead of &.
6329
6330 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
6331
6332 * ginclude/stddef.h: Fix a comment typo.
6333
6334 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6335
6336 PR target/17443
6337 * config.gcc (i?86-*-solaris2*): Restore correct logic
6338 for --enable-threads option.
6339 (sparc64-*-solaris2*): Likewise.
6340 (sparc-*-solaris2*): Likewise.
6341
6342 2004-10-03 Alan Modra <amodra@bigpond.net.au>
6343
6344 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
6345 (OS_MISSING_POWERPC64): Move, and comment.
6346 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
6347 (OS_MISSING_POWERPC64): Move, and comment.
6348
6349 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
6350
6351 * arm.c (output_call_mem): Add missing \t.
6352
6353 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6354
6355 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
6356 expand_builtin_strncmp): Delete duplicate code.
6357
6358 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
6359
6360 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
6361 take check-base and -limit arguments.
6362 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
6363 check ranges for ARRAY_REF and COMPONENT_REF.
6364 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
6365 instrumentation.
6366
6367 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
6368
6369 * c-objc-common.c (c_tree_printer): Correct description of %E.
6370 Don't fall through after printing an expression.
6371
6372 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
6373
6374 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
6375
6376 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
6377
6378 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
6379 delete_unrechable_blocks() only when necessary.
6380
6381 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
6382
6383 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
6384 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
6385 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
6386 __gthread_recursive_mutex_unlock): New functions.
6387
6388 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
6389
6390 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
6391 * config/s390/tpf-eh.c: Remove file.
6392 * config/s390/tpf-unwind.h: New file.
6393 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
6394 (MD_UNWIND_SUPPORT): Define.
6395
6396 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
6397
6398 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
6399
6400 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
6401
6402 * config/s390/s390-protos.h (s390_comparison): Add prototype.
6403 * config/s390/s390.c (s390_comparison): New function.
6404 (s390_branch_condition_mask): Return -1 for invalid comparisons.
6405 (s390_branch_condition_mnemonic): Assert valid comparison.
6406 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
6407 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
6408 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
6409 s390_comparison instead of comparison_operator.
6410
6411 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
6412 ("cmpmemdi"): Remove.
6413 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
6414 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
6415 ("cmpint_si"): Rename to ...
6416 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
6417 ("cmpint_di", "*cmpint_di"): Likewise.
6418 * config/s390/s390.c (s390_canonicalize_comparison): Remove
6419 redundant UNSPEC_CMPINT conversions.
6420 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
6421
6422 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
6423
6424 * collect2.c (COLLECT_PARSE_FLAG): Remove.
6425 (main): Remove a reference to COLLECT_PARSE_FLAG
6426 * system.h: Poison COLLECT_PARSE_FLAG.
6427 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
6428
6429 2004-10-01 Paul Brook <paul@codesourcery.com>
6430
6431 * config/arm/crti.asm: Give _init and _fini function type.
6432
6433 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
6434
6435 * common.opt (ftree-loop-ivcanon): Enable by default.
6436 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6437 Enable complete loop unrolling.
6438 (canonicalize_induction_variables, tree_unroll_loops_completely):
6439 Reset scev info.
6440
6441 2004-10-01 Paul Brook <paul@codesourcery.com>
6442
6443 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
6444 not register number.
6445 (thumb_find_work_register): Search full register range.
6446
6447 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
6448
6449 PR tree-opt/17343
6450 * tree-cfg.c (group_case_labels): Get the label and not
6451 the case expr for the default case.
6452 When the label we looking at is the default, decrement the
6453 new_size.
6454
6455 2004-10-01 Jan Hubicka <jh@suse.cz>
6456
6457 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
6458 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6459 * toplev.h (tree_rest_of_compilation): Update prototype.
6460 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
6461
6462 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
6463
6464 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
6465 cleanup_control_flow() out of the while loop.
6466
6467 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
6468
6469 * tree-vectorizer.c (vectorizable_operation): Fail unless
6470 the mode for the vector type is indeed a vector mode.
6471
6472 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
6473
6474 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
6475 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
6476 of convert.
6477 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6478 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
6479 follow_ssa_edge_in_rhs): Ditto.
6480 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
6481 (dump_iv): Dump base_object.
6482 (dump_use, dump_cand): Use dump_iv.
6483 (determine_base_object): New function.
6484 (alloc_iv): Initialize base_object field.
6485 (record_use): Clear the ssa_name field of iv.
6486 (get_computation_cost_at): Do not use difference of addresses of
6487 two different objects.
6488 (may_eliminate_iv): Do not require the loop to have just single exit.
6489 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
6490 (nonzero_p): New function.
6491 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
6492 tree_simplify_using_condition, simplify_using_initial_conditions,
6493 loop_niter_by_eval, find_loop_niter_by_eval,
6494 estimate_numbers_of_iterations_loop, compare_trees,
6495 upper_bound_in_type, lower_bound_in_type,
6496 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
6497 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
6498 instead of integer_(non)zerop.
6499
6500 2004-10-01 Jakub Jelinek <jakub@redhat.com>
6501
6502 Revert
6503 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6504
6505 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
6506 and TI_VA_LIST_FPR_COUNTER_FIELD.
6507 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
6508 * tree-pass.h (pass_stdarg): Add.
6509 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
6510 * tree-stdarg.c: New file.
6511 * Makefile.in (OBJS-common): Add tree-stdarg.o.
6512 (tree-stdarg.o): Add dependencies.
6513 * function.h (struct function): Add va_list_gpr_size and
6514 va_list_fpr_size fields.
6515 * function.c (allocate_struct_function): Initialize them.
6516
6517 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
6518 va_list_{g,f}pr_counter_field.
6519 (ix86_setup_incoming_varargs): Don't do anything if reg_save
6520 area will not be used. Only save registers that tree-stdarg.c
6521 detected they need saving.
6522 (ix86_va_start): Don't set up fields that won't be used.
6523
6524 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
6525 va_list_{g,f}pr_counter_field.
6526 (setup_incoming_varargs): Don't do anything if reg_save
6527 area will not be used. Only save registers that tree-stdarg.c
6528 detected they need saving.
6529 (rs6000_va_start): Don't set up fields that won't be used.
6530
6531 2004-09-30 Eric Christopher <echristo@redhat.com>
6532
6533 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
6534 sh abi.
6535 * dwarf2out.c (add_calling_convention_attribute): New function.
6536 (gen_subroutine_type_die): Use.
6537 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
6538 * target.h (gcc_target): Add dwarf_calling_convention.
6539 * hooks.c (hook_int_tree_0): New function.
6540 * hooks.h: Prototype.
6541 * config/sh/sh.c: Include dwarf2.h.
6542 (sh_dwarf_calling_convention): New function.
6543 (TARGET_DWARF_CALLING_CONVENTION): Use.
6544 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
6545
6546 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6547
6548 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
6549 expand_builtin_strrchr, expand_builtin_strpbrk,
6550 expand_builtin_strncat, expand_builtin_strspn,
6551 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
6552 code.
6553
6554 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
6555
6556 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
6557 prototype.
6558 (s390_logical_operator_ok_p): Likewise.
6559 * config/s390/s390.c (s390_expand_logical_operator): New function.
6560 (s390_logical_operator_ok_p): Likewise.
6561 * config/s390/s390.md ("anddi3"): New expander.
6562 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
6563 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
6564 ("andsi3"): Use s390_expand_logical_operator.
6565 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
6566 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
6567 ("andhi3"): New expander.
6568 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
6569 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
6570 ("andqi3"): New expander.
6571 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
6572 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
6573 ("iordi3"): New expander.
6574 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
6575 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
6576 ("iorsi3"): Use s390_expand_logical_operator.
6577 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
6578 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
6579 ("iorhi3"): New expiorer.
6580 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
6581 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
6582 ("iorqi3"): New expiorer.
6583 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
6584 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
6585 ("xordi3"): New expander.
6586 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
6587 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
6588 ("xorsi3"): New expander.
6589 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
6590 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
6591 ("xorhi3"): New expander.
6592 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
6593 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
6594 ("xorqi3"): New expander.
6595 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
6596 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
6597
6598 2004-09-30 Roger Sayle <roger@eyesopen.com>
6599
6600 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
6601 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
6602 machine mode as the result.
6603
6604 2004-09-30 Ben Elliston <bje@au.ibm.com>
6605
6606 PR bootstrap/17761
6607 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
6608 FOR_EACH_EDGE macros.
6609
6610 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
6611
6612 * c-tree.h (readonly_error): Remove.
6613 * c-typeck (enum lvalue_use): New.
6614 (lvalue_or_else, readonly_error): Use it. All callers changed.
6615 (readonly_error): Make static.
6616
6617 2004-09-30 Jan Hubicka <jh@suse.cz>
6618
6619 PR debug/13974
6620 * cfgrtl.c (try_redirect_by_replacing_jump,
6621 force_nonfallthru_and_redirect, commit_one_edge_insertion,
6622 cfg_layout_merge_blocks): Do not attach any line number information
6623 to newly inserted instructions.
6624 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
6625 emit_insn_*_noloc.
6626 (emit_*insn_before, emit_insn*_after): New.
6627 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
6628 existing locators.
6629 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
6630 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
6631
6632 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
6633
6634 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
6635 (s390_return_address_offset): Remove.
6636 (s390_can_eliminate): Add prototype.
6637 (s390_initial_elimination_offset): Add prototype.
6638 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
6639 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
6640 * config/s390/s390.c (s390_arg_frame_offset): Remove.
6641 (s390_return_address_offset): Remove.
6642 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
6643 (struct machine_function): New member split_branches_pending_p.
6644 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
6645 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
6646 (s390_optimize_prologue): Remove base_used argument. Call
6647 s390_update_frame_layout instead of s390_register_info. Handle
6648 prologue/epilogue insns that touch only RETURN_REGNUM.
6649 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
6650 (s390_register_info): Remove base_used and return_addr_used
6651 arguments, compute special register usage inline. Return live
6652 register data to caller.
6653 (s390_frame_info): Remove arguments, do not call s390_register_info.
6654 (s390_init_frame_layout): New function.
6655 (s390_update_frame_layout): Likewise.
6656 (s390_emit_prologue): Call s390_update_frame_layout; some code
6657 move to there. Do not emit pool placeholder insn if unnecessary.
6658
6659 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
6660
6661 * config/s390/s390.c (legitimate_reload_constant_p): Remove
6662 floating point constant workaround.
6663 (s390_secondary_input_reload_class): Handle PLUS reloads
6664 with too-large constant.
6665 (s390_expand_plus_operand): Likewise.
6666 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
6667 ("movsi"): Likewise. Also, remove workaround for non-general
6668 operands.
6669 ("movdf"): Do not call force_const_mem.
6670 ("movsf"): Likewise. Merge expander with *movsf insn.
6671 ("*movsf"): Remove, merge with movsf expander.
6672
6673 2004-09-30 Paul Brook <paul@codesourcery.com>
6674
6675 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
6676 (ENDFILE_SPEC): Define.
6677 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
6678
6679 2004-09-30 Richard Henderson <rth@redhat.com>
6680
6681 * config/alpha/qrnnd.asm: Mark for noexecstack.
6682
6683 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
6684
6685 * protoize.c, tree-cfg.c: Fix comment typos.
6686
6687 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
6688
6689 PR c/17730
6690 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
6691
6692 2004-09-30 Diego Novillo <dnovillo@redhat.com>
6693
6694 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
6695 expressions...
6696 (add_pointed_to_expr): ... here.
6697 Call add_pointed_to_expr for variables with DECL_INITIAL set.
6698 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
6699 pointer variable, if set.
6700
6701 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
6702
6703 * config/sh/sh.c: Follow spelling conventions.
6704
6705 2004-09-29 Richard Henderson <rth@redhat.com>
6706
6707 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
6708 * doc/tm.texi (DWARF_ZERO_REG): New.
6709
6710 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
6711 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
6712 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
6713
6714 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
6715
6716 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
6717 with a PLUS as source operand.
6718 (expand_movstr): Likewise.
6719 (expand_builtin_stpcpy): Likewise.
6720
6721 2004-09-29 Richard Henderson <rth@redhat.com>
6722
6723 PR 17739
6724 * tree-gimple.c (is_gimple_reg): Reject hard registers.
6725 (is_gimple_asm_val): New.
6726 * tree-gimple.h (is_gimple_asm_val): Declare.
6727 * gimplify.c (gimplify_asm_expr): Use it.
6728 * tree-pretty-print.c (print_declaration): Dump hard regs.
6729 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
6730 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6731 * tree-ssa-pre.c (is_undefined_value): Likewise.
6732 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6733 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
6734 * tree-ssa.c (warn_uninit): Likewise.
6735 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
6736
6737 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
6738
6739 * c-decl.c (merge_decls): Use comptype when comparing
6740 types to decide on DECL_SIZE save of olddecl.
6741
6742 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
6743
6744 * tree.h (INDIRECT_REF_P): New macro.
6745 * alias.c (get_alias_set): Use it
6746 (nonoverlapping_memrefs_p): Ditto.
6747 * emit-rtl.c (mem_expr_equal_p): Ditto.
6748 (set_mem_attributes_minus_bitpos): Ditto.
6749 (is_gimple_addressable): Ditto.
6750 (get_base_address): Ditto.
6751 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
6752 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
6753 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
6754 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
6755 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
6756 (add_address_candidates): Ditto.
6757 (rewrite_address_base): Ditto.
6758
6759 2004-09-30 Ben Elliston <bje@au.ibm.com>
6760
6761 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
6762 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
6763 (rewrite_ssa_into_ssa): Likewise.
6764 * tree-phinodes.c (create_phi_node): Access the number of
6765 predecessor edges using EDGE_COUNT() and not num_preds.
6766
6767 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
6768
6769 PR c/7425
6770 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
6771
6772 2004-09-29 Eric Christopher <echristo@redhat.com>
6773
6774 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
6775
6776 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
6777
6778 * config/cris/cris.md (moverside, movemside): With MEM, make sure
6779 the address is (plus reg mem).
6780
6781 2004-09-29 David Edelsohn <edelsohn@gnu.org>
6782
6783 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
6784
6785 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
6786
6787 * tree.c (make_node_stat): Fix uninitialized warning. Replace
6788 cascaded if ... else if with a switch.
6789
6790 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6791
6792 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
6793
6794 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6795
6796 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
6797 and TI_VA_LIST_FPR_COUNTER_FIELD.
6798 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
6799 * tree-pass.h (pass_stdarg): Add.
6800 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
6801 * tree-stdarg.c: New file.
6802 * Makefile.in (OBJS-common): Add tree-stdarg.o.
6803 (tree-stdarg.o): Add dependencies.
6804 * function.h (struct function): Add va_list_gpr_size and
6805 va_list_fpr_size fields.
6806 * function.c (allocate_struct_function): Initialize them.
6807
6808 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
6809 va_list_{g,f}pr_counter_field.
6810 (ix86_setup_incoming_varargs): Don't do anything if reg_save
6811 area will not be used. Only save registers that tree-stdarg.c
6812 detected they need saving.
6813 (ix86_va_start): Don't set up fields that won't be used.
6814
6815 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
6816 va_list_{g,f}pr_counter_field.
6817 (setup_incoming_varargs): Don't do anything if reg_save
6818 area will not be used. Only save registers that tree-stdarg.c
6819 detected they need saving.
6820 (rs6000_va_start): Don't set up fields that won't be used.
6821
6822 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6823
6824 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
6825 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
6826 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
6827 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
6828 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
6829 ATTR_NONNULL_1_4): New.
6830
6831 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6832
6833 PR tree-optimization/17697
6834 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
6835 cfg if needed.
6836
6837 2004-09-28 Per Bothner <per@bothner.com>
6838
6839 * profile.c (branch_prob): Pass correct value to output_location,
6840 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
6841
6842 2004-09-28 Richard Henderson <rth@redhat.com>
6843
6844 PR 15089
6845 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
6846 * tree-flow.h (may_propagate_copy_into_asm): Declare.
6847 * tree-ssa-ccp.c (replace_uses_in): Use it.
6848 * tree-ssa-dom.c (cprop_operand): Likewise.
6849
6850 2004-09-28 Jeff Law <law@redhat.com>
6851
6852 * tree-ssa-threadupdate.c (create_block_for_threading): Request
6853 that no outgoing edges be left in the duplicate block. Do no
6854 update information on outgoing edges or PHI nodes in target
6855 blocks here.
6856 (remove_ctrl_stmt_and_useless_edges): Renamed from
6857 remove_last_stmt_and_useless_edges. Handle case where the
6858 block is empty or has no control statements. Do not update edge
6859 flags here.
6860 (thread_block): Create a template block rather than copying the
6861 original block every time. Create outgoing edges from the
6862 duplicate blocks and update PHIs at the target of the outgoing
6863 edges here. Fix edge flags for the original block if necessary.
6864 * cfghooks (duplicate_block): No longer assert that the original
6865 block has incoming edges.
6866
6867 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
6868
6869 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
6870 Reg Vars to enforce register allocation with general constraints.
6871 (Explicit Reg Vars): Clarify relation to asm statements.
6872 (Local Reg Vars): Similar.
6873
6874 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6875
6876 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
6877 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
6878 build_control_flow, new_edge): Remove.
6879 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
6880 (bitlst, bitlst_table_last, bitlst_table): Remove.
6881 (bblst): Store basic_block pointer instead of block index.
6882 (bblst_table): Likewise.
6883 (edgelst): Store edge pointer instead of edge index.
6884 (edgelst_table, edgelst_last): New variables.
6885 (extract_bitlst): Rename to ...
6886 (extract_edgelst): ... this. Return edge pointers, not indices.
6887 (split_edges): Update call.
6888 (rgn_edges): Store edge pointers instead of indices.
6889 (edge_to_bit): Remove.
6890 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
6891 (SET_EDGE_TO_BIT): New macro.
6892 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
6893 (find_rgns): Remove edge_list parameter. Traverse standard CFG
6894 data structures instead of haifa_edge et al. Use edge pointers
6895 instead of edge indices everywhere.
6896 (compute_dom_prob_ps): Use standard CFG data structures. Account
6897 for exit edges.
6898 (compute_trg_info): Likewise.
6899 (propagate_deps): Likewise.
6900 (debug_candidate): Account for bblst data structure change.
6901 (check_live_1, update_live_1, is_pfree): Likewise.
6902 (IS_REACHABLE): Use standard CFG data structures.
6903 (init_ready_list): Update bblst_table/edgelst_table allocation.
6904 (schedule_region): Update alloc/cleanup code to data structure
6905 changes. Use edge->aux to store per-region edge index.
6906 (init_regions): No longer call build_control_flow. Do not
6907 create edge list any more.
6908
6909 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6910
6911 * cse.c (cse_insn): Avoid creating direct non-local jumps.
6912 * combine.c (can_combine_p): Likewise.
6913 * local-alloc. (update_equiv_regs): Likewise.
6914
6915 2004-09-28 Richard Henderson <rth@redhat.com>
6916
6917 PR 17531
6918 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
6919 Don't check VOIDmode here. Force PLUS operands to common type.
6920 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
6921 Pmode if given a non pointer type.
6922
6923 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6924
6925 PR 17531
6926 * optabs.c (expand_binop): Force constants to the correct mode.
6927
6928 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6929
6930 * config/s390/s390.c (s390_adjust_cost): Remove.
6931 (TARGET_SCHED_ADJUST_COST): Do not redefine.
6932 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
6933 * config/s390/s390.md ("main_pool"): Use "larl" type
6934 attribute if TARGET_CPU_ZARCH.
6935
6936 2004-09-28 Jakub Jelinek <jakub@redhat.com>
6937
6938 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
6939 variable.
6940
6941 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6942
6943 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
6944 name to the pass.
6945
6946 2004-09-28 Steven Bosscher <stevenb@suse.de>
6947
6948 * common.opt (flag_gcse_sm): Disable by default.
6949 (flag_gcse_las): Likewise.
6950 (flag_web): Likewise. Create from this file.
6951 * flags.h: Remove flag_web declaration.
6952 * toplev.c (flag_web): Likewise.
6953 (process_options): Never set flag_web.
6954
6955 2004-09-28 Steven Bosscher <stevenb@suse.de>
6956
6957 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
6958 * tree-ssa-propagate.c: Include vec.h.
6959 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
6960 instead of varrays.
6961 (cfg_blocks_add): Assert the block is not already in the worklist.
6962 Update uses of interesting_ssa_edges and varying_ssa_edges.
6963 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
6964 ssa_propagate): Likewise.
6965
6966 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
6967
6968 PR c/16409
6969 * c-decl.c (start_decl): Check for initializing incomplete array
6970 of VLAs.
6971 (build_compound_literal): Check for TYPE being error_mark_node.
6972 * c-parse.in (primary): Check for VLA compound literals.
6973
6974 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6975
6976 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
6977 with --disable-checking.
6978
6979 2004-09-28 Devang Patel <dpatel@apple.com>
6980
6981 * tree-pretty-print.c (dump_generic_node): Print vector types.
6982
6983 2004-09-28 Nick Clifton <nickc@redhat.com>
6984
6985 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
6986 invocation of the function sh_init_cumulative_args.
6987 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
6988 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
6989 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
6990 * config/sh/sh.c (sh_init_cumulative_args): New function based
6991 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
6992 heuristic added to determine the setting of force_mem when a
6993 library function is being called.
6994
6995 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6996
6997 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
6998 Skip constant arguments.
6999
7000 2004-09-28 Diego Novillo <dnovillo@redhat.com>
7001
7002 * tree-ssa-alias.c (create_name_tags): If PTR points to a
7003 volatile type, mark the tag volatile.
7004 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
7005 volatile.
7006
7007 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
7008
7009 * tree.def (vec_cond_expr): Fix. Change 'e'
7010 to tcc_expression.
7011
7012 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
7013
7014 * basic-block.h: Fix a comment typo.
7015
7016 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
7017
7018 * optabs.c, optabs.h: Fix comment typos.
7019
7020 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
7021
7022 * config/sparc/sparc.md (call_address_struct_value_sp32):
7023 Properly mask the immediate field of the 'unimp' instruction.
7024 (call_symbolic_struct_value_sp32): Likewise.
7025
7026 2004-09-28 Ben Elliston <bje@au.ibm.com>
7027 Steven Bosscher <stevenb@suse.de>
7028 Andrew Pinski <pinskia@physics.uc.edu>
7029
7030 Merge from edge-vector-branch:
7031 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
7032 (struct edge_def): Remove pred_next, succ_next members.
7033 (struct basic_block_def): Remove pred, succ members. Add preds
7034 and succs members of type VEC(edge).
7035 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
7036 (BRANCH_EDGE): Likewise.
7037 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
7038 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
7039 (edge_iterator): New.
7040 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
7041 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
7042 (FOR_EACH_EDGE): New.
7043 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
7044 where applicable.
7045 (rotate_loop): Likewise.
7046 (find_traces_1_route): Likewise.
7047 (bb_to_key): Likewise.
7048 (connect_traces): Likewise.
7049 (copy_bb_p): Likewise.
7050 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
7051 (add_labels_and_missing_jumps): Likewise.
7052 (fix_up_fall_thru_edges): Likewise.
7053 (find_jump_block): Likewise.
7054 (fix_crossing_conditional_branches): Likewise.
7055 (fix_crossing_unconditional_branches): Likewise.
7056 (add_reg_crossing_jump_notes): Likewise.
7057 * bt-load.c (augment_live_range): Likewise.
7058 * cfg.c (clear_edges): Likewise.
7059 (unchecked_make_edge): Likewise.
7060 (cached_make_edge): Likewise.
7061 (make_single_succ_edge): Likewise.
7062 (remove_edge): Likewise.
7063 (redirect_edge_succ_nodup): Likewise.
7064 (check_bb_profile): Likewise.
7065 (dump_flow_info): Likewise.
7066 (alloc_aux_for_edges): Likewise.
7067 (clear_aux_for_edges): Likewise.
7068 (dump_cfg_bb_info): Likewise.
7069 * cfganal.c (forwarder_block_p): Likewise.
7070 (can_fallthru): Likewise.
7071 (could_fall_through): Likewise.
7072 (mark_dfs_back_edges): Likewise.
7073 (set_edge_can_fallthru_flag): Likewise.
7074 (find_unreachable_blocks): Likewise.
7075 (create_edge_list): Likewise.
7076 (verify_edge_list): Likewise.
7077 (add_noreturn_fake_exit_edges): Likewise.
7078 (connect_infinite_loops_to_exit): Likewise.
7079 (flow_reverse_top_sort_order_compute): Likewise.
7080 (flow_depth_first_order_compute): Likewise.
7081 (flow_preorder_transversal_compute): Likewise.
7082 (flow_dfs_compute_reverse_execute): Likewise.
7083 (dfs_enumerate_from): Likewise.
7084 (compute_dominance_frontiers_1): Likewise.
7085 * cfgbuild.c (make_edges): Likewise.
7086 (compute_outgoing_frequencies): Likewise.
7087 (find_many_sub_basic_blocks): Likewise.
7088 (find_sub_basic_blocks): Likewise.
7089 * cfgcleanup.c (try_simplify_condjump): Likewise.
7090 (thread_jump): Likewise.
7091 (try_forward_edges): Likewise.
7092 (merge_blocks_move): Likewise.
7093 (outgoing_edges_match): Likewise.
7094 (try_crossjump_to_edge): Likewise.
7095 (try_crossjump_bb): Likewise.
7096 (try_optimize_cfg): Likewise.
7097 (merge_seq_blocks): Likewise.
7098 * cfgexpand.c (expand_gimple_tailcall): Likewise.
7099 (expand_gimple_basic_block): Likewise.
7100 (construct_init_block): Likewise.
7101 (construct_exit_block): Likewise.
7102 * cfghooks.c (verify_flow_info): Likewise.
7103 (dump_bb): Likewise.
7104 (delete_basic_block): Likewise.
7105 (split_edge): Likewise.
7106 (merge_blocks): Likewise.
7107 (make_forwarder_block): Likewise.
7108 (tidy_fallthru_edges): Likewise.
7109 (can_duplicate_block_p): Likewise.
7110 (duplicate_block): Likewise.
7111 * cfglayout.c (fixup_reorder_chain): Likewise.
7112 (fixup_fallthru_exit_predecessor): Likewise.
7113 (can_copy_bbs_p): Likewise.
7114 (copy_bbs): Likewise.
7115 * cfgloop.c (flow_loops_cfg_dump): Likewise.
7116 (flow_loop_entry_edges_find): Likewise.
7117 (flow_loop_exit_edges_find): Likewise.
7118 (flow_loop_nodes_find): Likewise.
7119 (mark_single_exit_loops): Likewise.
7120 (flow_loop_pre_header_scan): Likewise.
7121 (flow_loop_pre_header_find): Likewise.
7122 (update_latch_info): Likewise.
7123 (canonicalize_loop_headers): Likewise.
7124 (flow_loops_find): Likewise.
7125 (get_loop_body_in_bfs_order): Likewise.
7126 (get_loop_exit_edges): Likewise.
7127 (num_loop_branches): Likewise.
7128 (verify_loop_structure): Likewise.
7129 (loop_latch_edge): Likewise.
7130 (loop_preheader_edge): Likewise.
7131 * cfgloopanal.c (mark_irreducible_loops): Likewise.
7132 (expected_loop_iterations): Likewise.
7133 * cfgloopmanip.c (remove_bbs): Likewise.
7134 (fix_bb_placement): Likewise.
7135 (fix_irreducible_loops): Likewise.
7136 (remove_path): Likewise.
7137 (scale_bbs_frequencies): Likewise.
7138 (loopify): Likewise.
7139 (unloop): Likewise.
7140 (fix_loop_placement): Likewise.
7141 (loop_delete_branch_edge): Likewise.
7142 (duplicate_loop_to_header_edge): Likewise.
7143 (mfb_keep_just): Likewise.
7144 (create_preheader): Likewise.
7145 (force_single_succ_latches): Likewise.
7146 (loop_split_edge_with): Likewise.
7147 (create_loop_notes): Likewise.
7148 * cfgrtl.c (rtl_split_block): Likewise.
7149 (rtl_merge_blocks): Likewise.
7150 (rtl_can_merge_blocks): Likewise.
7151 (try_redirect_by_replacing_jump): Likewise.
7152 (force_nonfallthru_and_redirect): Likewise.
7153 (rtl_tidy_fallthru_edge): Likewise.
7154 (commit_one_edge_insertion): Likewise.
7155 (commit_edge_insertions): Likewise.
7156 (commit_edge_insertions_watch_calls): Likewise.
7157 (rtl_verify_flow_info_1): Likewise.
7158 (rtl_verify_flow_info): Likewise.
7159 (purge_dead_edges): Likewise.
7160 (cfg_layout_redirect_edge_and_branch): Likewise.
7161 (cfg_layout_can_merge_blocks_p): Likewise.
7162 (rtl_flow_call_edges_add): Likewise.
7163 * cse.c (cse_cc_succs): Likewise.
7164 * df.c (hybrid_search): Likewise.
7165 * dominance.c (calc_dfs_tree_nonrec): Likewise.
7166 (calc_dfs_tree): Likewise.
7167 (calc_idoms): Likewise.
7168 (recount_dominator): Likewise.
7169 * domwalk.c (walk_dominator_tree): Likewise.
7170 * except.c (emit_to_new_bb_before): Likewise.
7171 (connect_post_landing_pads): Likewise.
7172 (sjlj_emit_function_enter): Likewise.
7173 (sjlj_emit_function_exit): Likewise.
7174 (finish_eh_generation): Likewise.
7175 * final.c (compute_alignments): Likewise.
7176 * flow.c (calculate_global_regs_live): Likewise.
7177 (initialize_uninitialized_subregs): Likewise.
7178 (init_propagate_block_info): Likewise.
7179 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7180 * gcse.c (find_implicit_sets): Likewise.
7181 (bypass_block): Likewise.
7182 (bypass_conditional_jumps): Likewise.
7183 (compute_pre_data): Likewise.
7184 (insert_insn_end_bb): Likewise.
7185 (insert_store): Likewise.
7186 (remove_reachable_equiv_notes): Likewise.
7187 * global.c (global_conflicts): Likewise.
7188 (calculate_reg_pav): Likewise.
7189 * graph.c (print_rtl_graph_with_bb): Likewise.
7190 * ifcvt.c (mark_loop_exit_edges): Likewise.
7191 (merge_if_block): Likewise.
7192 (find_if_header): Likewise.
7193 (block_jumps_and_fallthru_p): Likewise.
7194 (find_if_block): Likewise.
7195 (find_cond_trap): Likewise.
7196 (block_has_only_trap): Likewise.
7197 (find_if_case1): Likewise.
7198 (find_if_case_2): Likewise.
7199 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
7200 (perfect_nestify): Likewise.
7201 * lcm.c (compute_antinout_edge): Likewise.
7202 (compute_laterin): Likewise.
7203 (compute_available): Likewise.
7204 (compute_nearerout): Likewise.
7205 * loop-doloop.c (doloop_modify): Likewise.
7206 * loop-init.c (loop_optimizer_init): Likewise.
7207 * loop-invariant.c (find_exits): Likewise.
7208 * loop-iv.c (simplify_using_initial_values): Likewise.
7209 (check_simple_exit): Likewise.
7210 (find_simple_exit): Likewise.
7211 * loop-unroll.c (peel_loop_completely): Likewise.
7212 (unroll_loop_constant_iterations): Likewise.
7213 (unroll_loop_runtime_iterations): Likewise.
7214 * loop-unswitch.c (may_unswitch_on): Likewise.
7215 (unswitch_loop): Likewise.
7216 * modulo-sched.c (generate_prolog_epilog): Likewise.
7217 (sms_schedule): Likewise.
7218 * postreload-gcse.c (eliminate_partially_redundant_load):
7219 Likewise.
7220 * predict.c (can_predict_insn_p): Likewise.
7221 (set_even_probabilities): Likewise.
7222 (combine_predictions_for_bb): Likewise.
7223 (predict_loops): Likewise.
7224 (estimate_probability): Likewise.
7225 (tree_predict_by_opcode): Likewise.
7226 (tree_estimate_probability): Likewise.
7227 (last_basic_block_p): Likewise.
7228 (propagate_freq): Likewise.
7229 (estimate_loops_at_level): Likewise.
7230 (estimate_bb_frequencies): Likewise.
7231 * profile.c (instrument_edges): Likewise.
7232 (get_exec_counts): Likewise.
7233 (compute_branch_probabilities): Likewise.
7234 (branch_prob): Likewise.
7235 * ra-build.c (live_in): Likewise.
7236 * ra-rewrite.c (rewrite_program2): Likewise.
7237 * ra.c (reg_alloc): Likewise.
7238 * reg-stack.c (reg_to_stack): Likewise.
7239 (convert_regs_entry): Likewise.
7240 (compensate_edge): Likewise.
7241 (convert_regs_1): Likewise,
7242 (convert_regs_2): Likewise.
7243 (convert_regs): Likewise.
7244 * regrename.c (copyprop_hardreg_forward): Likewise.
7245 * reload1.c (fixup_abnormal_edges): Likewise.
7246 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
7247 (sbitmap_insersection_of_preds): Likewise.
7248 (sbitmap_union_of_succs): Likewise.
7249 (sbitmap_union_of_preds): Likewise.
7250 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
7251 (fix_basic_block_boundaries): Likewise.
7252 (sched_ebbs): Likewise.
7253 * sched-rgn.c (build_control_flow): Likewise.
7254 (find_rgns): Likewise.
7255 * tracer.c (find_best_successor): Likewise.
7256 (find_best_predecessor): Likewise.
7257 (tail_duplicate): Likewise.
7258 * tree-cfg.c (make_edges): Likewise.
7259 (make_ctrl_stmt_edges): Likewise.
7260 (make_goto_expr_edges): Likewise.
7261 (tree_can_merge_blocks_p): Likewise.
7262 (tree_merge_blocks): Likewise.
7263 (cfg_remove_useless_stmts_bb): Likewise.
7264 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7265 (tree_block_forwards_to): Likewise.
7266 (cleanup_control_expr_graph): Likewise.
7267 (find_taken_edge): Likewise.
7268 (dump_cfg_stats): Likewise.
7269 (tree_cfg2vcg): Likewise.
7270 (disband_implicit_edges): Likewise.
7271 (tree_find_edge_insert_loc): Likewise.
7272 (bsi_commit_edge_inserts): Likewise.
7273 (tree_split_edge): Likewise.
7274 (tree_verify_flow_info): Likewise.
7275 (tree_make_forwarder_block): Likewise.
7276 (tree_forwarder_block_p): Likewise.
7277 (thread_jumps): Likewise.
7278 (tree_try_redirect_by_replacing_jump): Likewise.
7279 (tree_split_block): Likewise.
7280 (add_phi_args_after_copy_bb): Likewise.
7281 (rewrite_to_new_ssa_names_bb): Likewise.
7282 (dump_function_to_file): Likewise.
7283 (print_pred_bbs): Likewise.
7284 (print_loop): Likewise.
7285 (tree_flow_call_edges_add): Likewise.
7286 (split_critical_edges): Likewise.
7287 (execute_warn_function_return): Likewise.
7288 (extract_true_false_edges_from_block): Likewise.
7289 * tree-if-conv.c (tree_if_conversion): Likewise.
7290 (if_convertable_bb_p): Likewise.
7291 (find_phi_replacement_condition): Likewise.
7292 (combine_blocks): Likewise.
7293 * tree-into-ssa.c (compute_global_livein): Likewise.
7294 (ssa_mark_phi_uses): Likewise.
7295 (ssa_rewrite_initialize_block): Likewise.
7296 (rewrite_add_phi_arguments): Likewise.
7297 (ssa_rewrite_phi_arguments): Likewise.
7298 (insert_phi_nodes_for): Likewise.
7299 (rewrite_into_ssa): Likewise.
7300 (rewrite_ssa_into_ssa): Likewise.
7301 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
7302 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
7303 (rewrite_trees): Likewise.
7304 * tree-pretty-print.c (dump_bb_header): Likewise.
7305 (dump_implicit_edges): Likewise.
7306 * tree-sra.c (insert_edge_copies): Likewise.
7307 (find_obviously_necessary_stmts): Likewise.
7308 (remove_data_stmt): Likewise.
7309 * tree-ssa-dom.c (thread_across_edge): Likewise.
7310 (dom_opt_finalize_block): Likewise.
7311 (single_incoming_edge_ignoring_loop_edges): Likewise.
7312 (record_equivalences_from_incoming_edges): Likewise.
7313 (cprop_into_successor_phis): Likewise.
7314 * tree-ssa-live.c (live_worklist): Likewise.
7315 (calculate_live_on_entry): Likewise.
7316 (calculate_live_on_exit): Likewise.
7317 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7318 (copy_loop_headers): Likewise.
7319 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
7320 (fill_always_executed_in): Likewise.
7321 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
7322 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
7323 (compute_phi_arg_on_exit): Likewise.
7324 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
7325 (get_loops_exit): Likewise.
7326 (split_loop_exit_edge): Likewise.
7327 (ip_normal_pos): Likewise.
7328 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
7329 Likewise.
7330 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
7331 (replace_phi_with_stmt): Likewise.
7332 (value_replacement): Likewise.
7333 * tree-ssa-pre.c (compute_antic_aux): Likewise.
7334 (insert_aux): Likewise.
7335 (init_pre): Likewise.
7336 * tree-ssa-propagate.c (simulate_stmt): Likewise.
7337 (simulate_block): Likewise.
7338 (ssa_prop_init): Likewise.
7339 * tree-ssa-threadupdate.c (thread_block): Likewise.
7340 (create_block_for_threading): Likewise.
7341 (remove_last_stmt_and_useless_edges): Likewise.
7342 * tree-ssa.c (verify_phi_args): Likewise.
7343 (verify_ssa): Likewise.
7344 * tree_tailcall.c (independent_of_stmt_p): Likewise.
7345 (find_tail_calls): Likewise.
7346 (eliminate_tail_call): Likewise.
7347 (tree_optimize_tail_calls_1): Likewise.
7348 * tree-vectorizer.c (vect_transform_loop): Likewise.
7349 * var-tracking.c (prologue_stack_adjust): Likewise.
7350 (vt_stack_adjustments): Likewise.
7351 (vt_find_locations): Likewise.
7352 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
7353 * config/i386/i386.c (ix86_pad_returns): Likewise.
7354 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
7355 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
7356
7357 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
7358
7359 PR target/16532
7360 * config/sparc/sparc.c (struct machine_function): New field
7361 'leaf_function_p' and 'prologue_data_valid_p'.
7362 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
7363 to conveniently access the above fields.
7364 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
7365 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
7366 of the generic flavor 'current_function_uses_only_leaf_regs'.
7367 (eligible_for_sibcall_delay): Likewise.
7368 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
7369 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
7370 (sparc_asm_function_prologue): Add sanity check for the assumption
7371 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
7372 (sparc_can_use_return_insn_p): New function.
7373 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
7374 (output_restore): Likewise.
7375 (output_sibcall): Likewise.
7376 (sparc_output_mi_thunk): Likewise.
7377 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
7378 * config/sparc/sparc.md (return): New expander.
7379
7380 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
7381
7382 2004-09-27 Mark Mitchell <mark@codesourcery.com>
7383
7384 PR c++/17642
7385 * stor-layout.c (layout_decl): Use fold_convert, not convert.
7386 (bit_from_pos): Likewise.
7387 (byte_from_pos): Likewise.
7388 (pos_from_bit): Likewise.
7389 (normalize_offset): Likewise.
7390 (place_field): Likewise.
7391 (finalize_type_size): Likewise.
7392 (layout_type): Likewise.
7393 * tree.c (build_index_type): Likewise.
7394
7395 2004-09-27 Devang Patel <dpatel@apple.com>
7396
7397 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
7398 * genopinit.c (optabs): New entry for vcond_gen_code and
7399 vcondu_gen_code.
7400 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
7401 (get_rtx_code): New function.
7402 (vector_compare_rtx): New function.
7403 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
7404 (expand_vec_cond_expr_p): New function.
7405 (expand_vec_cond_expr): New function.
7406 (get_vcond_icode): New function.
7407 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
7408 (vcond_gen_code, vcondu_gen_code): Same.
7409
7410 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
7411
7412 * Makefile.in (STAGESTUFF): Split into ...
7413 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
7414 (mostlyclean): Update.
7415 (stage1-start, stage2-start, stage3-start, stage4-start,
7416 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
7417 Move the STAGEMOVESTUFF.
7418
7419 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7420
7421 * system.h (getpagesize): Return 'int' instead of 'long'.
7422
7423 2004-09-27 Michael Matz <matz@suse.de>
7424
7425 PR bootstrap/17698
7426 PR bootstrap/17702
7427 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
7428 bmp_iter_and_init): Shift by bit_in_word.
7429
7430 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
7431
7432 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
7433 * configure.ac: Don't sinclude it here.
7434 * configure: Regenerate.
7435
7436 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
7437
7438 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
7439 Handle AND pattern
7440
7441 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
7442
7443 PR c/13804
7444 * c-typeck.c (build_component_ref): Name type involved in
7445 diagnostic for structure or union without a member of the given
7446 name.
7447
7448 2004-09-27 DJ Delorie <dj@redhat.com>
7449
7450 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
7451 .comm alignment is bytes, not bits.
7452
7453 2004-09-27 Devang Patel <dpatel@apple.com>
7454
7455 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
7456 (print_call_name): Do not print VEC_COND_EXPR.
7457
7458 2004-09-27 Devang Patel <dpatel@apple.com>
7459
7460 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
7461
7462 2004-09-27 Jan Hubicka <jh@suse.cz>
7463
7464 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
7465
7466 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
7467
7468 * bitmap.h: Fix a comment typo.
7469
7470 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
7471
7472 * libgcc2.c (getpagesize): Change type of return value to int.
7473
7474 2004-09-26 Matt Austern <austern@apple.com>
7475
7476 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
7477 using mmap.
7478
7479 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7480
7481 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
7482 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
7483 (bitmap_iterator): New type.
7484 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
7485 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
7486 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
7487 bmp_iter_and_init, bmp_iter_and_next): New functions.
7488 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
7489 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
7490 use iterator-style EXECUTE_IF_IN_BITMAP macros.
7491 * bitmap.c (bitmap_print): Ditto.
7492 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
7493 btr_def_live_range): Ditto.
7494 * cfganal.c (compute_dominance_frontiers_1) Ditto.
7495 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
7496 Ditto.
7497 * ddg.c (build_inter_loop_deps): Ditto.
7498 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
7499 Ditto.
7500 * except.c (remove_eh_handler): Ditto.
7501 * flow.c (reg_set_to_hard_reg_set): Ditto.
7502 * gcse.c (clear_modify_mem_tables): Ditto.
7503 * global.c (build_insn_chain): Ditto.
7504 * ifcvt.c (dead_or_predicable): Ditto.
7505 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
7506 Ditto.
7507 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
7508 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
7509 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
7510 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
7511 tree_purge_all_dead_eh_edges): Ditto.
7512 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
7513 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
7514 rewrite_ssa_into_ssa): Ditto.
7515 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
7516 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
7517 Ditto.
7518 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
7519 compute_flow_sensitive_aliasing, maybe_create_global_var,
7520 dump_points_to_info_for): Ditto.
7521 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
7522 * tree-ssa-dse.c (dse_finalize_block): Ditto.
7523 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
7524 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
7525 Ditto.
7526 * tree-ssa-loop-ivopts.c (find_induction_variables,
7527 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
7528 determine_use_iv_costs, determine_set_costs, find_best_candidate,
7529 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
7530 Ditto.
7531 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
7532 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
7533 add_call_read_ops): Ditto.
7534 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
7535
7536 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7537
7538 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
7539 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
7540
7541 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
7542
7543 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
7544 reflect size of memory regions being compared.
7545
7546 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
7547
7548 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
7549 expressions. Always clear MEM_SIZE and alias set.
7550
7551 2004-09-26 Roger Sayle <roger@eyesopen.com>
7552 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7553
7554 PR middle-end/17112
7555 * stor-layout.c (compute_record_mode): For records with a single
7556 field, only use the field's mode if its size matches what we'd
7557 have choosen for the record ourselves. This forces the use of
7558 BLKmode for packed records that don't completely fill a mode.
7559
7560 2004-09-26 Roger Sayle <roger@eyesopen.com>
7561
7562 PR middle-end/17151
7563 * combine.c (force_to_mode): Remove dubious early return test that
7564 inhibits further optimization.
7565
7566 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
7567
7568 * profile.c: Fix a comment typo.
7569
7570 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7571
7572 PR bootstrap/17591
7573 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
7574 with varying offset.
7575 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
7576 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
7577 ARRAY_REFS.
7578 (expr_invariant_in_loop_p): New function.
7579 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
7580 component_ref_field_offset for COMPONENT_REFs. Do not allow
7581 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
7582 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
7583 MISALIGNED_INDIRECT_REFs.
7584 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
7585 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
7586 MISALIGNED_INDIRECT_REFs.
7587
7588 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
7589
7590 PR c/11459
7591 * gcc.c (cpp_options, cc1_options): Preserve relative order of
7592 -std and -ansi options.
7593
7594 2004-09-26 Jan Hubicka <jh@suse.cz>
7595
7596 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
7597 for nested functions whose proper parent has not been output.
7598
7599 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
7600 when re-constructing profile previously invalidated by loop.
7601
7602 2004-09-25 Dale Johannesen <dalej@apple.com>
7603
7604 * tree-gimple.c: Move GIMPLE definition...
7605 * doc/tree-ssa.texi: here.
7606
7607 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7608
7609 * tree-vectorizer.c: Fix a comment typo.
7610
7611 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7612
7613 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
7614 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
7615 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
7616 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
7617
7618 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7619
7620 * tree-ssa-loop-unswitch.c: Fix a comment typo.
7621
7622 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7623
7624 * doc/passes.texi: Fix a typo.
7625
7626 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7627
7628 * tree-optimize.c (init_tree_optimization_passes): Add
7629 pass_record_bounds.
7630 * tree-pass.h (pass_record_bounds): Declare.
7631 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
7632 New pass.
7633
7634 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7635
7636 PR tree-optimization/17474
7637 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
7638 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
7639
7640 2004-09-25 Jan Hubicka <jh@suse.cz>
7641
7642 * predict.c (counts_to_freqs): Make global.
7643 * predict.h (counts_to_freqa): Declare.
7644 * profile.c (compute_branch_probabilities): Compute frequencies
7645 * tree-profile.c (do_tree_profiling): Refine conditional on when
7646 tree profiling pass is needed.
7647
7648 * passes.c (rest_of_handle_cfg): Disable const/pure function
7649 detection when doing tree based profiling.
7650
7651 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
7652 conditional.
7653
7654 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
7655
7656 * config/mips/mips.h (struct mips_args): Clarify comments.
7657 * config/mips/mips.c (struct mips_arg_info): Likewise.
7658 (mips_arg_info): Don't allow fpr_p to affect the register or
7659 stack alignment. Remove o64 silliness.
7660 (function_arg): Deal with the o32 float,float case specially.
7661
7662 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
7663
7664 * config/mips/mips.md (loadx, storex): Define for V2SF.
7665
7666 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
7667
7668 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
7669 * config/s390/s390.c (s390_back_chain_rtx): New function.
7670 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
7671 Call anti_adjust_stack.
7672 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
7673 only if compiling with back chain.
7674 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
7675 back chain only if back chain enabled. Use s390_back_chain_rtx.
7676
7677 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
7678
7679 * doc/trouble.texi: Remove obsolete information. Update
7680 information on how to regenerate fixincluded headers.
7681
7682 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
7683
7684 PR c/12951
7685 * doc/invoke.texi: Document that
7686 -Wno-error-implicit-function-declaration is not accepted.
7687
7688 2004-09-24 Richard Henderson <rth@redhat.com>
7689
7690 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
7691 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
7692 on TARGET_MAX.
7693 (alpha_expand_mov): Allow unaligned vectors.
7694 (alpha_expand_unaligned_store): Use CONST0_RTX.
7695 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
7696
7697 2004-09-24 Jeff Law <law@redhat.com>
7698
7699 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
7700 aliasing rules.
7701 (simplify_cond_and_lookup_avail_expr): Likewise.
7702
7703 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7704
7705 PR c/12802
7706 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
7707 title. Document interaction with -fms-extensions.
7708 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
7709 section.
7710
7711 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7712
7713 PR c/12713
7714 * doc/extend.texi: Document interaction of attribute noreturn and
7715 longjmp.
7716
7717 2004-09-24 Richard Henderson <rth@redhat.com>
7718
7719 PR rtl-opt/17503
7720 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
7721 (som_hash, som_eq): New.
7722 (init_subregs_of_mode, record_subregs_of_mode): New.
7723 (cannot_change_mode_set_regs): Rewrite for htab implementation.
7724 (invalid_mode_change_p): Likewise.
7725 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
7726 * flow.c (mark_used_regs): Likewise.
7727 (life_analysis): Use init_subregs_of_mode.
7728 * regs.h (subregs_of_mode): Remove.
7729 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
7730
7731 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7732
7733 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
7734 type with the copy of the conditional.
7735
7736 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7737
7738 PR tree-opt/16954
7739 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7740 Prevent renaming if the aliasing sets of the type which the
7741 pointer points to are different.
7742
7743 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7744
7745 PR c/17188
7746 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
7747 declarations of enumerators.
7748 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
7749 for redefinition. Check for nested redefinition.
7750 (finish_struct): Don't check for nested redefinition.
7751 (start_enum): Check for nested redefinition.
7752
7753 2004-09-24 Devang Patel <dpatel@apple.com>
7754
7755 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
7756 only when necesssary.
7757 (combine_blocks): Combine loop header and exit block.
7758
7759 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
7760
7761 * hooks.c (hook_tree_tree_bool_null): New.
7762 * hooks.h (hook_tree_tree_bool_null): Declare it.
7763 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
7764 * targhooks.c (default_fold_builtin): Remove.
7765 * targhooks.h (default_fold_builtin): Remove.
7766
7767 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7768
7769 PR rtl-optimization/17625
7770 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
7771
7772 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7773
7774 PR tree-opt/17624
7775 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
7776 Reject if any of the operands occur in an abnormal PHI.
7777
7778 2004-09-24 Andreas Schwab <schwab@suse.de>
7779
7780 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
7781 rules.
7782
7783 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7784
7785 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
7786 if the GNU assembler is used.
7787 (sparc-*-solaris2*): Likewise.
7788 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
7789 (dbxout_function_end): Protect N_ENSYM with it.
7790 (dbxout_begin_prologue): Protect N_BNSYM with it.
7791 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
7792 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
7793 * config/sparc/sol2-gas.h: New file.
7794
7795 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
7796
7797 PR bootstrap/17369
7798 * Makefile.in (@set_gcc_lib_path@): Added.
7799
7800 * configure.ac: Include ../config/gcc-lib-path.m4. Use
7801 TL_AC_GNU_MAKE_GCC_LIB_PATH.
7802 * configure: Regenerated.
7803
7804 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7805
7806 PR c/6980
7807 * c-typeck.c (build_c_cast): Improve wording of
7808 -Wbad-function-cast diagnostic.
7809
7810 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
7811
7812 PR target/17626
7813 * config/cris/cris.md (moverside, movemside): Rename variable
7814 "reg" to "otherop". To generate canonical RTX, check that otherop
7815 isn't constant instead of checking that operand 1 is a register.
7816
7817 2004-09-23 Jakub Jelinek <jakub@redhat.com>
7818
7819 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
7820
7821 2004-09-23 Diego Novillo <dnovillo@redhat.com>
7822 Jakub Jelinek <jakub@redhat.com>
7823
7824 * tree-flow.h (find_new_referenced_vars): Add prototype.
7825 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
7826 Move to...
7827 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
7828 ... here.
7829 (mark_new_vars_to_rename): Walk through all operands.
7830 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
7831 (execute_fold_all_builtins): Use it.
7832 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
7833
7834 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
7835
7836 * gthr-tpf.h: New file.
7837 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
7838 * gthr.h: Use gthr-tpf.h on TPF OS.
7839
7840 2004-09-23 Jeff Law <law@redhat.com>
7841
7842 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
7843 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
7844 (substitute_and_fold): Likewise.
7845 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
7846 except invariants from SSA_NAME_VALUE.
7847 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
7848 and SET_SSA_NAME_EQUIV.
7849 (restore_vars_to_original_value, record_const_or_copy): Likewise.
7850 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
7851 (record_equality, cprop_into_successor_phis): Likewise.
7852 (record_equivalences_from_stmt, cprop_operand): Likewise.
7853 (lookup_avail_expr): Likewise.
7854 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
7855 from SSA_NAME_VALUE.
7856 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
7857 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
7858 annotation from the VALUE_HANDLE field.
7859
7860 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
7861
7862 PR c++/13989
7863 PR c++/9844
7864 * tree.c (reconstruct_complex_type): Remove extra "this".
7865 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
7866 Add V4SFmode to case statement.
7867
7868 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
7869
7870 PR c/16833
7871 * doc/extend.texi, doc/invoke.texi: Document interaction of
7872 -fno-builtin with format checks. Note that built-in functions
7873 have effects beyond generating code that avoids calls to those
7874 functions.
7875
7876 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
7877
7878 PR tree-optimization/17533
7879 * dominance.c (verify_dominators): Tolerate even more incorrect
7880 dominance data during error message printing.
7881 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
7882 and edges more correctly.
7883
7884 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
7885
7886 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
7887 New tree-codes.
7888 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
7889 MISALIGNED_INDIRECT_REF.
7890 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
7891 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
7892 Likewise.
7893 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
7894 (find_interesting_uses_address): Likewise.
7895 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
7896 (build_fold_addr_expr_with_type): Likewise.
7897 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
7898 * print-rtl.c (print_mem_expr): Likewise.
7899 * tree-dump.c (dequeue_and_dump): Likewise.
7900 * tree-eh.c (tree_could_trap_p): Likewise.
7901 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
7902 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
7903 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
7904 Likewise.
7905 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7906 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7907 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
7908 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
7909 (add_address_candidates, rewrite_address_base): Likewise.
7910 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
7911 Likewise.
7912 * tree.c (staticp, build1_stat): Likewise.
7913
7914 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
7915 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
7916 * tree-ssa-operands.c (get_expr_operands): Likewise.
7917 * expr.c (expand_expr_real_1): Likewise.
7918
7919 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
7920 optabs.
7921 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
7922 for the new optabs.
7923 (expand_ternary_op): New function.
7924 * genopinit.c (optabs): Handle the new optabs.
7925 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
7926 (init_optabs): Initialize vec_realign_load_optab.
7927 (expand_ternary_op): New functions.
7928
7929 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
7930 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
7931 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
7932 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
7933 * target.h (struct vectorize): New member for struct gcc_target.
7934 (misaligned_mem_ok): New member for targetm.vectorize.
7935 (builtin_mask_for_load): Likewise.
7936 (builtin_mask_for_store): Likewise.
7937 * targethooks.c (default_vect_misaligned_mem_ok): New function.
7938 * targethooks.h (default_vect_misaligned_mem_ok): New function.
7939
7940 * config/rs6000/altivec.md (build_vector_mask_for_load): New
7941 define_expand.
7942 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
7943 (vec_realign_load_v16qi): New define_insn.
7944 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
7945 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
7946 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
7947 (altivec_builtin_mask_for_store): New variables.
7948 (rs6000_builtin_mask_for_load): New function. Implements
7949 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
7950 (rs6000_builtin_mask_for_store): New function. Implements
7951 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
7952 (rs6000_expand_builtin): Expand the target builtins
7953 builtin_mask_for_load and builtin_mask_for_store.
7954 (altivec_init_builtins): Initialize the new target builtins.
7955 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
7956 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
7957
7958 * tree-vectorizer.c (vect_create_data_ref): Renamed to
7959 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
7960 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
7961 (vectorizable_store): Call vect_create_data_ref_ptr with additional
7962 arguments, and create an indirect_ref with its return value data_ref.
7963 Check aligned_access_p.
7964 (vectorizable_load): Handle misaligned loads, using software-pipelined
7965 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
7966 vec_realign_load_optab is supported, or using a scheme without
7967 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
7968 misaligned_mem_ok is supported.
7969
7970 (vect_finish_stmt_generation): Typo.
7971 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
7972 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
7973 presence of misaligned loads.
7974 (vect_analyze_data_ref_access): Add check for constant init.
7975 (vect_get_symbl_and_dr): Remove duplicate line.
7976 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
7977
7978 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
7979
7980 * builtins.c: Fix a comment typo.
7981
7982 2004-09-23 Jan Hubicka <jh@suse.cz>
7983
7984 * profile.c (branch_prob): Do not verify flow info in the middle of the
7985 pass.
7986
7987 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7988
7989 * cfgloop.h (update_single_exits_after_duplication): Declare.
7990 (loopify, split_loop_bb): Declaration changed.
7991 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
7992 of rtx.
7993 (loopify): Added redirect_all_edges argument.
7994 (update_single_exits_after_duplication): Export.
7995 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
7996 * tree-flow.h (tree_duplicate_loop_to_header_edge,
7997 tree_ssa_loop_version): Declare.
7998 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
7999 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
8000 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
8001 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
8002
8003 * tree-ssa-loop-unswitch.c: New file.
8004 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
8005 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
8006 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
8007 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
8008 * tree-pass.h (pass_unswitch): Declare.
8009 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
8010 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
8011 * doc/passes.texi: Documen tree level loop unswitching.
8012
8013 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
8014
8015 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
8016
8017 2004-09-22 Eric Christopher <echristo@redhat.com>
8018
8019 * builtins.c (simplify_builtin_va_start): Remove.
8020 (simplify_builtin): Ditto.
8021 (fold_builtin_strchr): Ditto.
8022 (simplify_builtin_*): Rename remainders to fold_builtin_*.
8023 (expand_builtin): Fix up for above changes.
8024 (fold_builtin_1): Add new folders. Change for above.
8025 (expand_builtin_va_start): Call fold_builtin_next_arg.
8026 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
8027 * tree.h: Remove prototype for simplify_builtin.
8028
8029 2004-09-23 Jan Hubicka <jh@suse.cz>
8030
8031 PR debug/17389
8032 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
8033 of fully inlined functions.
8034 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
8035 inlined.
8036
8037 * cfgexpand.c (add_reg_br_prob_note): New function.
8038 (expand_gimple_cond_expr): Use it.
8039 (tree_expand_cfg): No longer kill the profile.
8040 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
8041 only if it is present.
8042 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
8043 * predict.c (combine_predictions_for_insn): Set the probabilities
8044 based on REG_BR_PROB note if present.
8045 * predict.c (branch_prob): Profile is read only with
8046 flag_branch_probabilities.
8047
8048 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
8049
8050 * aclocal.m4: Add in gettext's m4 includes.
8051 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
8052 * configure.ac: Add in check for iconv.h
8053 * configure: Regenerate.
8054
8055 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
8056
8057 * aclocal.m4: Update for rename of gettext-sister.m4.
8058
8059 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
8060
8061 Fix PR tree-optimization/17587
8062 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
8063 (insert_aux): Instead of here.
8064
8065 2004-09-22 Diego Novillo <dnovillo@redhat.com>
8066
8067 PR tree-optimization/16721
8068 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
8069 * tree-ssa-alias.c (create_memory_tag): Move setting of
8070 TREE_THIS_VOLATILE ...
8071 (get_tmt_for): ... here.
8072
8073 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8074
8075 * config/sparc/sparc.md (cmove splitter): Fix formatting.
8076 (conditional_trap expander): Reject inappropriate CCmodes.
8077 (conditional trap insn): Use V9 syntax if possible.
8078
8079 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
8080
8081 PR c/16566
8082 * c-typeck.c (build_component_ref): Don't special-case
8083 COMPOUND_EXPR.
8084
8085 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
8086
8087 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
8088 returns NULL.
8089
8090 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
8091
8092 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
8093 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8094 TRUTH_XOR_EXPR): Mention the restriction on types.
8095
8096 2004-09-22 Matt Austern <austern@apple.com>
8097
8098 * config/darwin.c (darwin_make_decl_one_only):
8099 Allow coalesced symbol to appear in static archive's table of contents
8100
8101 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
8102
8103 PR tree-optimization/17512
8104 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
8105 special cases.
8106
8107 2004-09-22 David Edelsohn <edelsohn@gnu.org>
8108
8109 * dbxout.c (get_lang_number): Do not define if
8110 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
8111
8112 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
8113
8114 PR target/15583
8115 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
8116 builtin_define ("__USE_INIT_FINI__").
8117
8118 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
8119
8120 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
8121 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
8122 * config/s390/s390.h (TARGET_TPF): New macro.
8123 * config/s390/s390.md ("eh_return"): New expander.
8124 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
8125 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
8126 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
8127 * config/s390/tpf.h (TARGET_TPF): Define to 1.
8128 (STACK_POINTER_OFFSET): Increase to 448.
8129 (TARGET_DEFAULT): Set -mtpf-trace on as default.
8130 (TPF_LOC_DIFF_OFFSET): New macro.
8131 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
8132 encoding.
8133 (__isPATrange): Add prototype.
8134 (MD_FALLBACK_FRAME_STATE_FOR): Define.
8135 * config/s390/tpf-eh.c: New file.
8136
8137 2004-09-22 Diego Novillo <dnovillo@redhat.com>
8138
8139 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
8140 operands in an integer comparison.
8141 * tree-cfg.c (find_taken_edge): Call fold() to determine
8142 whether the predicate is known.
8143
8144 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
8145
8146 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
8147 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
8148 Create build and doc directories along with the language directories.
8149 Don't create doc directory separately.
8150 * configure: Regenerate.
8151 * Makefile.in: Create all object and executables files built
8152 with the build compiler in a build/ directory.
8153 (genobjnames): Add missing build objects.
8154 (STAGESTUFF): Don't stage the gen* programs.
8155 (ggc-none.o): Define dependencies for the target compiler.
8156 (build-print-rtl.o): Rename to build/print-rtl.o.
8157 (build-errors.o): Rename to build/errors.o.
8158 (build-varray.o): Rename to build/varray.o.
8159 (maintainerclean): Delete the contents of the build directory.
8160 ($(genobjs): %.o): Explicitly use -o.
8161 (build/insn-conditions.o): Delete specfic rule to use generic rule.
8162 (build/gengtype-lex.o): Likewise.
8163 (build/gengtype-yacc.o): Likewise.
8164 (build/gcov-iov.o): Likewise.
8165
8166 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
8167
8168 * vec.h (VEC_space): Return true if there _is_ space.
8169 (VEC_reserve): Adjust.
8170
8171 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
8172
8173 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
8174 use FPRs for scalar, complex and vector types only.
8175
8176 2004-09-21 Jeff Law <law@redhat.com>
8177
8178 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
8179 the opt_stats_d structure.
8180 (vrp_data): Change from a varray into a hash table.
8181 (vrp_hash_elt): New structure for elements in the vrp hash table.
8182 (vrp_hash, vrp_eq):New functions for hashing and testing equality
8183 in the vrp hash table.
8184 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
8185 initialization slightly to make it easier to read. No longer need
8186 to grow/clear the varray. Instead empty and delete the hash table.
8187 (dom_opt_finalize_block): Update due to change of VRP_DATA from
8188 a varray to a hash table.
8189 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
8190
8191 * tree-ssa-ccp.c (get_default_value): If we have a constant
8192 value recorded for an SSA_NAME, then use that constant as
8193 the initial lattice value.
8194 (substitute_and_fold): Transfer equivalences discovered into
8195 SSA_NAME_EQUIV.
8196
8197 * tree.h (SSA_NAME_EQUIV): Add comments.
8198 (SET_SSA_NAME_EQUIV): Similarly.
8199
8200 2004-09-21 David Edelsohn <edelsohn@gnu.org>
8201
8202 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
8203
8204 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
8205
8206 2004-09-21 Mark Mitchell <mark@codesourcery.com>
8207
8208 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
8209 (finish_decl): Likewise.
8210
8211 2004-09-21 Devang Patel <dpatel@apple.com>
8212
8213 * tree.def (VEC_COND_EXPR): New tree node.
8214 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
8215
8216 2004-09-21 Stan Shebs <shebs@apple.com>
8217
8218 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
8219 * config/rs6000/darwin-world.asm: Likewise.
8220
8221 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
8222
8223 * tree-ssa.c (verify_def): Use print_generic_stmt,
8224 not debug_generic_stmt.
8225 (verify_use): Ditto.
8226 (verify_phi_args): Ditto.
8227 (verify_ssa): Ditto.
8228
8229 2004-09-21 Paul Brook <paul@codesourcery.com>
8230
8231 * varasm.c (default_assemble_integer): Return false for values wider
8232 than the target word size. Works around GAS bug.
8233
8234 2004-09-21 Zack Weinberg <zack@codesourcery.com>
8235
8236 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
8237 gets value 0.
8238 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
8239 if it has value 0.
8240
8241 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
8242
8243 * c-typeck.c (build_function_call): Give name of object
8244 we are attempting to call in error message.
8245 * c-objc-common.c (c_tree_printer): Call pp_expression,
8246 not return false, for 'E' case.
8247
8248 2004-09-21 Steven Bosscher <stevenb@suse.de>
8249
8250 PR rtl-optimization/17482
8251 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
8252 load_killed_in_block_p): Clarify comments.
8253 (record_last_reg_set_info): Make static inline.
8254 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
8255 (record_opr_changes): New function to replace the above.
8256 (compute_hash_table): Clarify comments. Use record_opr_changes.
8257 (reg_set_between_after_reload_p): Clean up.
8258 (reg_used_between_after_reload_p): Likewise.
8259 (eliminate_partially_redundant_load): Clarify comments.
8260
8261 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8262
8263 PR rtl-optimization/17266
8264 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
8265
8266 2004-09-21 Uros Bizjak <uros@kss-loka.si>
8267
8268 PR rtl-optimization/14851
8269 * rtlanal.c (commutative_operand_precedence): Calculate
8270 precedence of stripped constant.
8271
8272 2004-09-20 Jeff Law <law@redhat.com>
8273 Jan Hubicka <jh@suse.cz>
8274
8275 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
8276 initialize key elements here.
8277 (release_ssa_name): Zero the released SSA_NAME here.
8278 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
8279 (struct tree_ssa_name): Add new "equiv" field.
8280 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
8281 (tree_ssa_dominator_optimize): No longer allocate, resize or
8282 clear CONST_AND_COPIES.
8283 (get_value_for, set_value_for): Kill.
8284 (thread_across_edge): Get/set the equivalency using
8285 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
8286 (restore_vars_to_original_value): Likewise.
8287 (record_equivalences_from_phis): Likewise.
8288 (record_dominating_conditions): Likewise.
8289 (record_const_or_copy, record_equality): Likewise.
8290 (lookup_avail_expr): Likewise.
8291 (record_equivalences_from_stmt, cprop_operand): Likewise.
8292 (cprop_into_successor_phis): No longer need to pass around
8293 CONST_AND_COPIES. Callers updated. Get equivalences via
8294 SSA_NAME_EQUIV.
8295 (cprop_into_phis): Likewise.
8296
8297 2004-09-20 Matt Austern <austern@apple.com>
8298 Zack Weinberg <zack@codesourcery.com>
8299
8300 * c-common.c (fix_string_type): Build the unqualified array
8301 type unconditionally, then use c_build_qualified_type to get
8302 the proper const-qualified variant, and set its
8303 TYPE_MAIN_VARIANT to refer to the unqualified type.
8304 * c-lex.c (c_lex_return_raw_string): New global.
8305 (c_lex_with_flags): Honor it.
8306 * c-pragma.h: Declare it.
8307
8308 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
8309
8310 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
8311
8312 2004-09-21 Jan Hubicka <jh@suse.cz>
8313
8314 PR middle-end/17126
8315 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
8316 (tree_rest_of_compilation): Cleanup.
8317
8318 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
8319
8320 * config/s390/s390.c (s390_select_rtx_section): Remove.
8321 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
8322
8323 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
8324
8325 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
8326 note to pretend a direct save from the original register when an
8327 intermediate register is used for the save.
8328
8329 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8330
8331 * tsystem.h (alloca): Provide a default definition.
8332
8333 Revert:
8334 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8335 * unwind-dw2.c: Call __builtin_alloca, not alloca.
8336
8337 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
8338
8339 PR tree-opt/17558
8340 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
8341 aliasing sets are the same rather than just conflicting.
8342
8343 2004-09-20 Jan Hubicka <jh@suse.cz>
8344
8345 PR middle-end/16460
8346
8347 * cgraph.c (cgraph_unnest_node): New function.
8348 (c_finalize): Rename to ....
8349 (c_warn_unused_result_recursivly): ... this one; do only the warning
8350 (finish_function): Finalize the toplevel function; do not lower nested tree.
8351 * cgraph.h (cgraph_unnest_node): Declare.
8352 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
8353 nestedness datastructure.
8354 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
8355 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
8356 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
8357
8358 2004-09-20 Richard Henderson <rth@redhat.com>
8359
8360 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
8361 from some_small_symbolic_operand_1; export.
8362 (some_small_symbolic_operand): Remove.
8363 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
8364 extra C check.
8365 * config/alpha/predicates.md (some_small_symbolic_operand): New.
8366
8367 2004-09-20 Jan Hubicka <jh@suse.cz>
8368
8369 * predict.c (return_prediction): New function.
8370 (apply_return_prediction): Likewise.
8371 (tree_bb_level_predictions): Likewise.
8372 (tree_estimate_probability): Add noreturn exit edges; call
8373 bb_level_predictions; fix logic of return heuristics.
8374 (predict_paths_leading_to): Rescuesce from old CVS version of
8375 process_note_prediction function.
8376 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
8377
8378 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
8379
8380 * config/s390/s390.c (s390_frame_info): Added alignment statement for
8381 floating point register area on stack.
8382
8383 2004-09-20 Jakub Jelinek <jakub@redhat.com>
8384
8385 * predict.c (expr_expected_value): Use *_CLASS_P macros.
8386
8387 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
8388
8389 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
8390 generating useless garbage.
8391
8392 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
8393
8394 * builtins.c (fold_builtin): Call the new omonymous
8395 target hook for machine-dependent built-ins.
8396 * target-def.h (TARGET_FOLD_BUILTIN): New.
8397 * target.h (struct gcc_target): Add the fold_builtin hook.
8398 * targhooks.c (default_fold_builtin): New.
8399 * targhooks.h (default_fold_builtin): Declare it.
8400
8401 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
8402
8403 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
8404 comment typos.
8405
8406 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
8407
8408 PR target/17565
8409 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
8410
8411 2004-09-20 Jan Hubicka <jh@suse.cz>
8412
8413 * predict.c (estimate_probability): Remove unnecesary code.
8414
8415 2004-09-19 Ira Rosen <irar@il.ibm.com>
8416
8417 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
8418 (STMT_VINFO_VECT_DR_BASE): Declare.
8419 (VECT_SMODULO): Declare.
8420 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
8421 (vect_compute_array_base_alignment): New function.
8422 (vect_analyze_data_ref_access): Check array indices. Remove one
8423 dimensional arrays restriction.
8424 (vect_get_ptr_offset): New function.
8425 (vect_get_symbl_and_dr): New function.
8426 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
8427 (former name vect_get_base_decl_and_bit_offset).
8428 (vect_create_index_for_array_ref): Removed.
8429 (vect_create_index_for_vector_ref): New function.
8430 (vect_create_addr_base_for_vector_ref): New function.
8431 (vect_create_data_ref): Handle additional data refs. Call
8432 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
8433 (vect_compute_data_ref_alignment): Support the changes. Call
8434 vect_get_base_and_bit_offset.
8435 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
8436 data refs. Store vect_dr_base.
8437 (vect_analyze_data_ref_accesses): Support nonconstant init.
8438 (new_stmt_vec_info): Initialize vect_dr_base field.
8439 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8440 (get_vectype_for_scalar_type): Check for BLKmode.
8441 * tree-chrec.h (initial_condition_in_loop_num): Declare.
8442 * tree-chrec.c (initial_condition_in_loop_num): New function.
8443 (chrec_component_in_loop_num): New function.
8444 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
8445 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
8446 to be pointer to varray_type.
8447
8448 2004-09-19 Jan Hubicka <jh@suse.cz>
8449
8450 * basic-block.h (update_bb_profile_after_threading): Declare.
8451 * cfg.c (update_bb_profile_after_threading): Break out from ...
8452 * cfgcleanup.c (try_forward_edges): ... here; use it.
8453 * tree-ssa-dom.c (thread_across_edge): Use it.
8454 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
8455 profile of the new BB.
8456
8457 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
8458
8459 * tree-ssa-pre.c (insert_into_set): Don't put
8460 is_gimple_min_invariant values into the set.
8461
8462 2004-09-19 Andreas Jaeger <aj@suse.de>
8463
8464 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
8465 prototype.
8466
8467 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
8468
8469 * config/cris/cris.h: Preserve the original spelling in a
8470 quote.
8471
8472 2004-09-18 Jeff Law <law@redhat.com>
8473
8474 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
8475 global varrays to replace the block local varrays.
8476 (struct dom_walk_block_data): Remove, no longer used.
8477 (get_eq_expr_value): No longer need to pass around pointers to local
8478 varrays. Callers updated. Unused markers added to unused parameters.
8479 (record_range, record_equivalences_from_stmt): Likewise.
8480 (record_equivalences_from_incoming_edge): Likewise.
8481 (record_var_is_nonzero): Likewise. Update now that we have a
8482 single global varray of SSA_NAMEs that need restoring.
8483 (dom_opt_initialize_block_local_data): Kill, no longer used.
8484 (tree_ssa_dominator_optimize): Initialize new global varrays.
8485 Update callbacks in dominator walker structure.
8486 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
8487 VRP_VARIABLES_STACK.
8488 (restore_nonzero_vars_to_original_value): Update now that we have
8489 a single global varray of SSA_NAMEs that need restoring.
8490 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
8491 Remove unused variables.
8492 (optimize_stmt): Remove unused variable.
8493
8494 2004-09-18 Jan Hubicka <jh@suse.cz>
8495
8496 * tree-cfg.c (thread_jumps): Fix updating of the profile.
8497
8498 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
8499 verify_cgraph call.
8500
8501 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
8502
8503 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
8504 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
8505 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
8506 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
8507 tree-ssa-operands.c, tree-ssa-phiopt.c,
8508 tree-ssa-threadupdate.c: Fix comment typos.
8509
8510 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
8511
8512 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
8513 config/arm/README-interworking, config/arm/arm-cores.def,
8514 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
8515 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
8516 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
8517 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
8518 config/frv/frv.md, config/i386/winnt.c,
8519 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
8520 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
8521 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
8522 config/mcore/mcore.c, config/mips/mips.h,
8523 config/mn10300/mn10300.md, config/pa/pa.c,
8524 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
8525 config/rs6000/rs6000.c, config/sh/symbian.c,
8526 config/sparc/sparc.h: Fix comment typos. Follow spelling
8527 conventions.
8528
8529 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
8530
8531 PR c/17424
8532 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
8533
8534 2004-09-18 Diego Novillo <dnovillo@redhat.com>
8535
8536 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
8537 remove TREE_ADDRESSABLE from RESULT_DECL.
8538
8539 2004-09-18 Diego Novillo <dnovillo@redhat.com>
8540
8541 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
8542
8543 2004-09-18 Jan Hubicka <jh@suse.cz>
8544
8545 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
8546 NULL.
8547 * tree-ssa-alias.c (init_alias_info): Likewise.
8548 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
8549 (verify_ssa): Likewise.
8550 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
8551
8552 2004-09-18 Jan Hubicka <jh@suse.cz>
8553
8554 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
8555 huge offset.
8556
8557 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
8558
8559 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
8560 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8561 DW_EH_PE_sdata* for data.
8562 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
8563
8564 2004-09-17 Geoffrey Keating <geoffk@apple.com>
8565
8566 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
8567 shared anyway.
8568
8569 PR pch/13361
8570 * c-typeck.c (constructor_asmspec): Delete.
8571 (struct initializer_stack): Delete field 'asmspec'.
8572 (start_init): Delete saving of asmspec.
8573 (finish_init): Don't update constructor_asmspec.
8574 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
8575 * stmt.c (expand_asm): Duplicate strings from tree.
8576 (expand_asm_operands): Likewise.
8577 * tree.c (tree_size): Update computation of size of STRING_CST.
8578 (make_node): Don't make STRING_CST nodes.
8579 (build_string): Allocate string with tree node.
8580 (tree_code_size): Clean up assertions, don't allow requests
8581 for "the size of a STRING_CST".
8582 * tree.def (STRING_CST): Update comment.
8583 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
8584 (tree_string): Place contents of string in tree node.
8585 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
8586 from tree.
8587
8588 2004-09-17 Zack Weinberg <zack@codesourcery.com>
8589
8590 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
8591 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
8592
8593 2004-09-17 Jones Desougi <jones@ingate.com>
8594
8595 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
8596 * configure, config.in: Regenerate.
8597
8598 2004-09-17 Zack Weinberg <zack@codesourcery.com>
8599
8600 * tree.c, tree.h (tree_class_strings): Make array const.
8601 Reindent per coding convention. Move asterisk to proper place
8602 per coding convention.
8603
8604 2004-09-18 Andreas Schwab <schwab@suse.de>
8605
8606 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
8607 (tree-vectorizer.o): Likewise.
8608 (targhooks.o): Likewise.
8609
8610 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
8611 Zack Weinberg <zack@codesourcery.com>
8612
8613 * alias.c (find_base_decl): Remove unreachable case '3' block.
8614 * expr.c (safe_from_p): Abort if passed a type.
8615 * tree-gimple.c (recalculate_side_effects): Abort if passed
8616 anything other than an expression.
8617 * tree-ssa-pre.c (phi_translate): Return expr immediately if
8618 is_gimple_min_invariant is true for it. Reorder cases for clarity.
8619 Abort on un-handled tree classes.
8620 (valid_in_set): Likewise.
8621 * tree.c (tree_code_class_strings): New static data.
8622
8623 * tree.h (enum tree_code_class): New.
8624 (tree_code_class_strings): Declare.
8625 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
8626 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
8627 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
8628 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
8629 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
8630
8631 * tree.def, c-common.def, objc/objc-tree.def: Use
8632 tree_code_class enumeration constants instead of code letters.
8633
8634 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
8635 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
8636 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
8637 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
8638 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
8639 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
8640 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
8641 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
8642 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
8643 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
8644 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
8645 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
8646 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
8647 Update to match.
8648
8649 * LANGUAGES: Add note about change.
8650
8651 2004-09-17 Diego Novillo <dnovillo@redhat.com>
8652
8653 PR tree-optimization/17319
8654 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
8655 examine pointers on the LHS of an assignment.
8656 (collect_points_to_info_r): Handle RETURN_EXPR.
8657
8658 2004-09-17 Jeff Law <law@redhat.com>
8659
8660 * tree-ssa-dom.c (const_and_copies_stack): New.
8661 (dom_walk_block_data): Remove const_and_copies field.
8662 (record_const_or_copy): No longer need to pass in varray_type *.
8663 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
8664 Callers updated.
8665 (record_equality): Similarly.
8666 (restore_vars_to_original_value): Similarly. Revamp to use new
8667 single global stack rather than per-block stacks.
8668 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
8669 (thread_across_edge): Remove now unused parameters.
8670 (dom_opt_initialize_block_local_data): No longer test the block
8671 local CONST_AND_COPIES.
8672 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
8673
8674 2004-09-17 Jan Hubicka <jh@suse.cz>
8675
8676 PR tree-optimization/17509
8677 * tree-optimize.c (update_inlined_to_pointers): New function.
8678 (tree_rest_of_compilation): Use it.
8679
8680 2004-09-17 Devang Patel <dpatel@apple.com>
8681
8682 * dbxout.c (get_lang_number): New.
8683 (dbxout_init): Include lang number in N_SO stab.
8684 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
8685 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
8686
8687 2004-09-17 Diego Novillo <dnovillo@redhat.com>
8688
8689 PR tree-optimization/17273
8690 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
8691 replacement is a constant.
8692
8693 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
8694
8695 * c-tree.h (enum c_typespec_keyword): New.
8696 (struct c_declspecs): Adjust description of "type". Remove
8697 specbits, explicit_int_p and explicit_char_p. Rename
8698 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
8699 short_p, signed_p, unsigned_p and complex_p.
8700 (finish_declspecs): New.
8701 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
8702 typename): Call finish_declspecs.
8703 * c-decl.c (finish_declspecs): New.
8704 (declspecs_add_type): Check for combinations which cannot occur in
8705 valid specifier lists. Update comments.
8706 (shadow_tag_warned): Remove checks done in finish_declspecs.
8707 Don't report useless type name if type defaulted to int.
8708 (grokdeclarator): Remove checks and actions done in
8709 finish_declspecs. Don't allow for type being NULL. Update for
8710 datastructures changes. Initialize decl_attr.
8711 (build_null_declspecs, quals_from_declspecs): Update for
8712 datastructures changes.
8713
8714 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
8715
8716 * doc/extend.texi: Fix duplicated word.
8717
8718 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
8719
8720 * doc/invoke.texi: Remove stray explanation on
8721 -freduce-all-givs and -fmove-all-movables.
8722
8723 2004-09-17 James Morrison <phython@gcc.gnu.org>
8724
8725 * doc/cfg.texi: Use @smallexample.
8726 * doc/md.texi: Likewise.
8727 * doc/tree-ssa.texi: Likewise.
8728 * doc/extend.texi: Likewise. Use @r{} in comments.
8729 * doc/trouble.texi: Use @r{} in comments.
8730
8731 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
8732
8733 * configure.ac (gcc_cv_gld_version): Handle whitespace before
8734 "VERSION=".
8735 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
8736 * configure: Regenerate.
8737
8738 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
8739
8740 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
8741 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
8742 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
8743 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
8744 slashes in substitutions.
8745 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
8746
8747 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
8748
8749 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
8750 gimplify.c, lambda-code.c, optabs.c, predict.c,
8751 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
8752 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
8753 conventions.
8754
8755 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
8756
8757 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
8758 doc/extend.texi, doc/install.texi, doc/invoke.texi,
8759 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
8760 doc/trouble.texi: Use @option around options.
8761
8762 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
8763
8764 * Makefile.in (gen-protos.o): Depend on errors.h.
8765
8766 2004-09-17 Steven Bosscher <stevenb@suse.de>
8767
8768 PR tree-optimization/17513
8769 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
8770 for successors of the entry block.
8771
8772 2004-09-17 Uros Bizjak <uros@kss-loka.si>
8773
8774 PR rtl-optimization/15187
8775 * ifcvt.c (noce_try_cmove_arith): Exit early if total
8776 insn_rtx_cost of both branches > BRANCH_COST
8777
8778 2004-09-16 Diego Novillo <dnovillo@redhat.com>
8779
8780 PR tree-optimization/17528
8781 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
8782 erase the may-alias set for a tag when merging it with
8783 another.
8784
8785 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
8786
8787 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
8788 for 32-bit TARGET_SHMEDIA.
8789 (call_value): Likewise.
8790
8791 2004-09-16 Diego Novillo <dnovillo@redhat.com>
8792
8793 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
8794 test apply only to TREE_STATIC and DECL_EXTERNAL.
8795
8796 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8797
8798 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
8799 * basic-block.h (get_dominated_by_region): Declare.
8800 * dominance.c (get_dominated_by_region): New function.
8801 * tree-cfg.c: Include cfglayout.h.
8802 (tree_duplicate_bb): Duplicate also phi nodes.
8803 (struct ssa_name_map_entry): New type.
8804 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
8805 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
8806 allocate_ssa_names, rewrite_to_new_ssa_names_def,
8807 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
8808 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
8809 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
8810 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
8811 rewrite_to_new_ssa_names, allocate_ssa_names,
8812 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
8813 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
8814 (copy_loop_headers): Use tree_duplicate_sese_region.
8815
8816 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
8817
8818 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
8819
8820 2004-09-16 Jeff Law <law@redhat.com>
8821
8822 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
8823 (rewrite_block_data): Remove, no longer used.
8824 (rewrite_initialize_block_local_data): Remove, no longer used.
8825 (rewrite_initialize_block): Mark parameters as unused as needed.
8826 Change references to the block local block_defs to be block_defs_stack.
8827 Push a marker onto the block_defs_stack.
8828 (ssa_rewrite_initialize_block): Similarly.
8829 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
8830 (ssa_register_new_def): No longer needs varray argument. Use
8831 block_defs_stack instead. No longer handle possibly null block_defs
8832 varray. Reverse order of items we push on the stack to make it
8833 easier to identify our marker.
8834 (register_new_def): No longer handle possibly null block_defs
8835 varray.
8836 (rewrite_finalize_block): Revamp to look for markers in the global
8837 block_defs_stack varray rather than wiping a block local varray.
8838 Mark arguments as unused as needed.
8839 (ssa_rewrite_finalize_block): Similarly.
8840 (rewrite_into_ssa): Update initialization of dom walker structure
8841 to reflect that we don't need block local data anymore. Initialize
8842 the block_defs_stack varray.
8843 (rewrite_ssa_into_ssa): Similarly.
8844 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
8845 (struct dom_walk_data): Kill block_defs field.
8846 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
8847 (thread_across_edge): Use the global block_defs_stack instead of
8848 the old block_defs varray.
8849 (dom_opt_initialize_block_local_data): Update now that we don't have
8850 block_defs field to check anymore.
8851 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
8852 (restore_currdefs_to_original_value): Use the new block_defs_stack
8853 instead of a block local varray.
8854 (dom_opt_finalize_block): Similarly.
8855 (record_equivalencs_from_phis): Similarly.
8856 (optimize_stmt, register_definitions_for_stmt): Similarly.
8857
8858 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
8859
8860 PR tree-optimization/17517
8861 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8862 coalesce same-root variables without checking for abnormal PHI usage.
8863
8864 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
8865
8866 * cfgloop.h (duplicate_loop): Add prototype.
8867 * cfgloopmanip.c (duplicate_loop): Make non-static.
8868 * lambda-code.c (perfect_nestify): Factor out test whether
8869 we can handle this loop into separate function.
8870 Call it.
8871 (can_convert_to_perfect_nest): New function.
8872 (replace_uses_of_x_with_y): Add modify_stmt call.
8873 * tree-loop-linear.c (linear_transform_loops): Call
8874 rewrite_into_loop_closed_ssa and free_df.
8875
8876 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
8877
8878 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
8879 loop invariant as well.
8880 (perfect_nestify): new function.
8881 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
8882 upper bounds, and steps.
8883 Set outerinductionvar properly.
8884 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
8885 parameters.
8886 Return NULL if we need a perfect loop and can't make one.
8887 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
8888 (not_interesting_stmt): New function.
8889 (phi_loop_edge_uses_def): Ditto.
8890 (stmt_uses_phi_result): Ditto.
8891 (stmt_is_bumper_for_loop): Ditto.
8892 (perfect_nest_p): Ditto.
8893 (nestify_update_pending_stmts): Ditto.
8894 (replace_uses_of_x_with_y): Ditto.
8895 (stmt_uses_op): Ditto.
8896 (perfect_nestify): Ditto.
8897 * lambda-mat.c (lambda_matrix_id_p): New function.
8898 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
8899 * lambda.h: Update prototypes.
8900 * tree-loop-linear (linear_transform_loop): Use new
8901 perfect_nest_p. Detect and ignore identity transform.
8902 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
8903
8904 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
8905
8906 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
8907 Gather also strides of accessed data. Pass in the data references
8908 array.
8909 (try_interchange_loops): Add a new heuristic for handling the temporal
8910 locality. Pass in the data references array.
8911 (linear_transform_loops): Pass the data references array to
8912 try_interchange_loops.
8913
8914 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
8915
8916 * doc/invoke.texi: Fix typos. Follow spelling conventions.
8917
8918 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
8919
8920 * doc/c-tree.texi (Classes): Remove index entries for
8921 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
8922
8923 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8924
8925 * fold-const.c (fold): Fold difference of addresses.
8926 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
8927 get_inner_reference.
8928 * tree-ssa-loop-ivopts.c (peel_address): Removed.
8929 (ptr_difference_const): Moved to fold-const.c.
8930 (split_address_cost): Use get_inner_reference instead of peel_address.
8931 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
8932 * tree.h (ptr_difference_const): Export.
8933
8934 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
8935 variable type to the dump. Fix indentation.
8936 (idx_find_step): Handle nonconstant array_ref_element_size and
8937 array_ref_low_bound.
8938 (idx_record_use): Handle array_ref_element_size and
8939 array_ref_low_bound.
8940 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
8941 statements correctly.
8942 (get_computation_at, iv_value): Do not unshare expressions here.
8943 (rewrite_use_outer): Unshare the expression before it is emitted
8944 to code.
8945 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
8946 Moved to tree.c.
8947 * tree.c (unsigned_type_for, signed_type_for): Moved from
8948 tree-ssa-loop-niter.c. Use langhooks.
8949 * tree.h (signed_type_for): Export.
8950
8951 2004-09-16 David Edelsohn <edelsohn@gnu.org>
8952
8953 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
8954 prototype.
8955
8956 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
8957
8958 PR target/11572
8959 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
8960 Add two parameters to extra_includes.
8961 (C_INCPATH_INIT): Remove.
8962 * c-incpath.c (register_include_chains): Call extra_pre_includes
8963 before adding the standard include directory.
8964 Update call to extra_includes.
8965 (!defined TARGET_EXTRA_INCLUDES): Update
8966 hook_void_charptr_charptr_int and add !define
8967 TARGET_EXTRA_PRE_INCLUDES.
8968 (!define TARGET_EXTRA_INCLUDES): Define as
8969 hook_void_charptr_charptr_int.
8970 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
8971 (target_c_incpath): Always declare.
8972 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
8973 empty function.
8974 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
8975 * config/darwin.h: (darwin_register_frameworks): Update for
8976 the two new parameters.
8977 (darwin_register_objc_includes): Add prototype.
8978 (TARGET_EXTRA_PRE_INCLUDES): Define.
8979 * config/darwin-c.c (darwin_register_objc_includes): New function.
8980 (darwin_register_frameworks): Update for the two new parameters.
8981 (target_c_incpath): Remove.
8982 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
8983 the compile line.
8984 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
8985 parameters.
8986 (TARGET_EXTRA_PRE_INCLUDES): Document.
8987
8988 * gcc.c (spec_function): Add replace-outfile.
8989 (replace_outfile_spec_function): New function.
8990 * config/darwin.h (LINK_SPEC): Add replace
8991 -lobjc with -lobjc-gnu if -fgnu-runtime is
8992 supplied.
8993 * invoke.texi (replace-outfile): Document.
8994
8995 2004-09-13 Jan Hubicka <jh@suse.cz>
8996
8997 * predict.c (expr_expected_value, strip_builtin_expect): New function.
8998 (tree_predict_by_opcode): Use it.
8999 (tree_estimate_probability): Add, for now disabled,
9000 strip_builtin_expect call.
9001
9002 2004-09-15 James E Wilson <wilson@specifixinc.com>
9003
9004 PR target/17455
9005 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
9006 if current_function_decl is a sibcall.
9007
9008 2004-09-15 Mark Mitchell <mark@codesourcery.com>
9009
9010 * varasm.c (default_function_rdodata_section): Make sure to pass
9011 along a decl for a link-once section.
9012
9013 2004-09-15 Richard Henderson <rth@redhat.com>
9014
9015 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
9016 warning with code disable. Fix formatting.
9017
9018 2004-09-15 Steven Bosscher <stevenb@suse.de>
9019
9020 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
9021 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
9022 after propagating into an ADDR_EXPR.
9023
9024 2004-09-15 Andrew Pinski <apinski@apple.com>
9025
9026 PR rtl-opt/17427
9027 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
9028 Move it out of gcc_assert.
9029
9030 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
9031
9032 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
9033 except.c, fold-const.c, function.c, langhooks.c, params.c,
9034 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
9035 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
9036 for quoting in diagnostics going through pretty-print.c. Use ''
9037 for quoting in other diagnostic text.
9038 * langhooks.c: Include intl.h. Mark text locating diagnostics for
9039 translation.
9040 * Makefile.in (langhooks.o): Update dependencies.
9041 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
9042 formats.
9043
9044 2004-09-15 Mark Mitchell <mark@codesourcery.com>
9045
9046 * configure.ac: Check for COMDAT support. Robustify check for
9047 SHF_MERGE support.
9048 * configure: Regenerated.
9049 * config.in: Likewise.
9050 * langhooks-def.h (lhd_comdat_group): New function.
9051 (LANG_HOOKS_COMDAT_GROUP): New macro.
9052 (LANG_HOOKS_DECLS): Use it.
9053 * langhooks.c (lhd_comdat_group): Define.
9054 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
9055 * output.h (named_section_flags): Make it a macro.
9056 (named_section_real): New function.
9057 (default_no_named_section): Add decl parameter.
9058 (default_elf_asm_named_section): Likewise.
9059 (default_coff_asm_named_section): Likewise.
9060 (default_pe_asm_named_section): Likewise.
9061 * target.h (gcc_target): Adjust type of named_section.
9062 * varasm.c (named_section_flags): Rename to named_section_real.
9063 Add decl parameter.
9064 (default_no_named_section): Add decl parameter.
9065 (default_elf_asm_named_section): Use COMDAT, if available. Deal
9066 with the case that ASM_COMMENT_START is "@".
9067 (default_coff_asm_named_section): Add decl parameter.
9068 (default_pe_asm_named_section): Likewise.
9069 * config/alpha/alpha.c (vms_asm_named_section): Add decl
9070 parameter.
9071 (unicosmk_asm_named_section): Likewise.
9072 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
9073 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
9074 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
9075 * config/cris/cris-protos.h (cris_target_asm_named_section):
9076 Likewise.
9077 * config/cris/cris.c (cris_target_asm_named_section):
9078 Likewise.
9079 * config/darwin/darwin-protos.h (darwin_asm_named_section):
9080 Likewise.
9081 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
9082 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
9083 * config/i386/i386-protos.h (i386_pe_asm_named_section):
9084 Likewise.
9085 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
9086 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
9087 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
9088 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
9089 Likewise.
9090 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
9091 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
9092 * cp/cp-tree.h (cxx_comdat_group): Declare.
9093 * cp/decl.c (cxx_comdat_group): New function.
9094
9095 2004-09-15 Jan Hubicka <jh@suse.cz>
9096
9097 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
9098 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
9099
9100 * tree-cfg.c (remove_bb): Release SSA defs.
9101
9102 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
9103
9104 * doc/tm.texi: Follow spelling conventions.
9105
9106 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
9107
9108 * tree-ssa-dom.c: Fix comment typos.
9109
9110 2004-09-15 Alan Modra <amodra@bigpond.net.au>
9111
9112 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
9113 include ccr.
9114 (ppc_fallback_frame_state): Save location of CR.
9115
9116 2004-09-15 Jakub Jelinek <jakub@redhat.com>
9117
9118 * expr.c (string_constant): Handle also read-only variables
9119 initialized to string literals.
9120
9121 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
9122 into memcpy (x, y, 1) if memcpy can be expanded inline.
9123
9124 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9125
9126 PR tree-optimization/17468
9127 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
9128 definition inside a block precede uses.
9129 * tree-tailcall.c (adjust_return_value): Emit statements in the
9130 correct order.
9131
9132 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
9133
9134 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
9135
9136 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
9137
9138 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
9139
9140 2004-09-14 Jeff Law <law@redhat.com>
9141
9142 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
9143 (struct dom_walk_block_data): Remove avail_exprs member.
9144 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
9145 (lookup_avail_expr): No longer need to pass in address of
9146 the block local available exprs stack. All callers changed.
9147 (simplify_cond_and_lookup_avail_expr): Similarly.
9148 (simplify_switch_and_lookup_avail_expr): Similarly.
9149 (get_eq_expr_value, record_cond): Likewise.
9150 (record_dominating_conditions): Likewise.
9151 (update_rhs_and_lookup_avail_expr): Likewise.
9152 (record_equivalences_from_stmt): Likewise.
9153 (dom_opt_initialize_block_local_data): No longer test state of
9154 block local avail_exprs.
9155 (dom_opt_initialize_block): Mark unwind point in the global
9156 avail_expr stack.
9157 (remove_expressions_from_table): Update to unwind to the
9158 most recent unwind marker in the global avail_expr stack.
9159 All callers changed.
9160 (dom_opt_finalize_block): Mark unwind point in the global
9161 avail_expr stack as needed.
9162 (record_cond): Push elements into the global avail_exprs stack.
9163
9164 * tree-dfa.c (free_df_for_stmt): No longer static.
9165 (free_df): Update comments.
9166 * tree-flow.h (free_df_for_stmt): Prototype.
9167 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
9168 call release_defs.
9169
9170 2004-09-14 Diego Novillo <dnovillo@redhat.com>
9171
9172 PR tree-optimization/17252
9173 * tree-ssa-alias.c (may_alias_p): Don't assume that a
9174 pointer may not point to itself when using relaxed
9175 aliasing rules.
9176
9177 2004-09-14 Richard Henderson <rth@redhat.com>
9178
9179 PR middle-end/17397
9180 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
9181 while folding <ADDR_EXPR <INDIRECT_REF X>>.
9182
9183 2004-09-14 Andrew Pinski <apinski@apple.com>
9184
9185 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
9186 sets of the pointers but the aliasing sets of what they point to.
9187
9188 2004-09-14 Roger Sayle <roger@eyesopen.com>
9189
9190 PR rtl-optimization/9771
9191 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
9192 conditional compilation in init_reg_sets_1.
9193 (init_reg_sets_1): Let global_regs[i] take priority over the frame
9194 (but not stack) pointer exceptions to regs_invalidated_by_call.
9195 (globalize_reg): Globalizing a fixed register may need to update
9196 regs_invalidated_by_call.
9197
9198 2004-09-14 Diego Novillo <dnovillo@redhat.com>
9199
9200 PR tree-optimization/15262
9201 * tree-dfa.c (dump_variable): Also print the type of the
9202 variable.
9203 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
9204 memory tags are of conflicting alias sets but have no aliased
9205 symbols in common, add one tag to the alias set of the other.
9206 (setup_pointers_and_addressables): Remove hack to deal with
9207 programs with no aliased symbols.
9208 (may_alias_p): Don't special case aggregate types.
9209
9210 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
9211
9212 PR c/15498
9213 * doc/invoke.texi (Environment Variables): Correct example locale.
9214
9215 2004-09-14 Jan Hubicka <jh@suse.cz>
9216
9217 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
9218
9219 2004-09-14 Mark Mitchell <mark@codesourcery.com>
9220
9221 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
9222
9223 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
9224
9225 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
9226 restrict_p.
9227 (struct c_declarator): Change u.array.quals and pointer_quals to
9228 int. Add u.array.attrs.
9229 (quals_from_declspecs): New.
9230 * c-decl.c (quals_from_declspecs): New.
9231 (shadow_tag_warned): Give more specific message for useless type
9232 qualifiers.
9233 (build_array_declarator, set_array_declarator_inner,
9234 grokdeclarator, make_pointer_declarator, build_null_declspecs,
9235 declspecs_add_qual): Update for changed structures.
9236
9237 2004-09-14 Jeff Law <law@redhat.com>
9238
9239 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
9240 to a global varray.
9241 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
9242 (dom_opt_initialize_block_local_data): No longer test state
9243 of stmts_to_rescan.
9244 (dom_opt_finalize_block): Update due to change in scope of
9245 stmts_to_rescan.
9246 (optimize_stmt): Similarly.
9247
9248 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
9249
9250 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
9251 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
9252 comment typos. Follow spelling conventions.
9253
9254 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
9255
9256 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
9257 config/i386/predicates.md, config/sparc/sparc.c: Follow
9258 spelling conventions.
9259
9260 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9261 Steven Bosscher <stevenb@suse.de>
9262
9263 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
9264 * basic-block.h (struct reorder_block_def): Add copy_number field.
9265 * cfgloop.h (biv_p): Declare.
9266 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
9267 * common.opt (fsplit-ivs-in-unroller): New flag.
9268 * loop-iv.c (biv_p): New function.
9269 * loop-unroll.c: Include hashtab.h and recog.h.
9270 (struct iv_to_split, struct split_ivs_info): New types.
9271 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
9272 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
9273 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
9274 insert_base_initialization, split_iv): New functions.
9275 (peel_loop_completely, unroll_loop_constant_iterations,
9276 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
9277 Use them.
9278 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
9279
9280 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9281
9282 * tree-cfg.c (thread_jumps): Update dominators correctly in
9283 case destination of threaded edge dominates its source.
9284
9285 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9286
9287 * unroll.c: Removed.
9288 * loop.h: Removed.
9289 * Makefile.in (LOOP_H, unroll.o): Removed.
9290 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
9291 dependency.
9292 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
9293 reference.
9294 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
9295 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
9296 * loop.c: Do not include loop.h.
9297 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
9298 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
9299 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
9300 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
9301 struct loop_regs, struct loop_movables, struct loop_info): Moved
9302 from loop.h.
9303 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
9304 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
9305 find_common_reg_term, loop_iterations, final_giv_value): Moved
9306 from unroll.c.
9307 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
9308 loop_dump_stream, for_each_insn_in_loop, express_from,
9309 extend_value_for_giv, loop_iv_add_mult_emit_before,
9310 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
9311 loop_insn_first_p, get_condition_for_loop,
9312 loop_insn_emit_before, loop_insn_hoist,
9313 loop_insn_sink): Made static.
9314 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
9315 reference.
9316 (strength_reduce): Do not call unroller.
9317 (record_giv): Do not initialize unrolled field.
9318 (prescan_loop): Do not set loop_info->preconditioned.
9319 * passes.c: Do not include loop.h.
9320 (rest_of_handle_loop_optimize): Do not call unroller.
9321 * predict.c: Do not include loop.h.
9322 * rtl.h (NOTE_PRECONDITIONED): Removed.
9323 * stmt.c: Do not include loop.h.
9324 * toplev.c: Do not include loop.h.
9325 (process_options): Do not handle flag_old_unroll_loops.
9326
9327 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
9328 Documentation removed.
9329 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
9330
9331 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
9332
9333 * Makefile.in (STAGE1_CHECKING): New variable.
9334 (stage1_build): Use it.
9335 * tree-ssa.c (verify_ssa): Preserve state of dominance
9336 information.
9337
9338 2004-09-14 Uros Bizjak <uros@kss-loka.si>
9339
9340 * config/i386/i386.c (output_fp_compare): Add generation
9341 of ftst instruction.
9342 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
9343 Use output_fp_compare () function.
9344 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
9345 (fix_truncdi_memory): Remove operands[5] copy.
9346
9347 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
9348
9349 * config/m32r/m32r.md, config/m68k/m68kelf.h,
9350 config/mcore/mcore.md, config/rs6000/linux64.h,
9351 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
9352 typos.
9353
9354 2004-09-13 James E Wilson <wilson@specifixinc.com>
9355
9356 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
9357 * gen-protos.c: Include errors.h.
9358 (progname): Delete.
9359
9360 2004-09-14 Jan Hubicka <jh@suse.cz>
9361
9362 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
9363 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
9364 (predict_loops): Use number_of_iterations_exit to predict
9365 number of iterations on trees.
9366
9367 2004-09-13 Dale Johannesen <dalej@apple.com>
9368
9369 PR 17408
9370 PR 17409
9371 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
9372 objects declared extern.
9373
9374 2004-09-14 Paul Brook <paul@codesourcery.com>
9375
9376 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
9377 HOST_WIDE_INT.
9378
9379 2004-09-13 Daniel Jacobowitz <dan@debian.org>
9380
9381 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
9382 Only use TYPE_BINFO for aggregates.
9383
9384 2004-09-13 Daniel Jacobowitz <dan@debian.org>
9385
9386 * expmed.c (synth_mult): Initialize latency. Check cost before
9387 checking ops count.
9388
9389 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
9390
9391 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
9392 add_call_clobber_ops and add_call_read_ops.
9393 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
9394 the number of vdefs and vuses inserted based on analysis of global
9395 variables across calls. * tree-dfa.c (find_referenced_vars):
9396 Needed to reset static var maps before each function is compiled.
9397 * cgraphunit.c:
9398 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
9399 static_vars_info,functions_to_static_vars_info,module_statics_escape,
9400 all_module_statics,searchc_env,dfs_info): New fields to support
9401 analysis of static global variables.
9402 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
9403 cgraph_reset_static_var_maps, get_global_static_vars_info,
9404 get_global_statics_not_read, get_global_statics_not_written,
9405 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
9406 check_rhs_var, check_lhs_var, get_asm_expr_operands,
9407 process_call_for_static_vars, scan_for_static_refs,
9408 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
9409 clear_static_vars_maps, cgraph_propagate_bits,
9410 cgraph_characterize_statics): New. Functions to support analysis
9411 of static global variables.
9412 (cgraph_mark_local_and_external_functions): Renamed from:
9413 (cgraph_mark_local_functions)
9414 (cgraph_expand_all_functions): Remove call to
9415 cgraph_mark_local_and_external_functions.
9416 (cgraph_optimize): Added driver to analyze static variables whose
9417 scope is within the compilation unit. * cgraph.h (struct
9418 cgraph_local_info, GTY): Added statics_read, statics_written,
9419 local, calls_read_all, calls_write_all, for_functions_valid.
9420 (struct cgraph_node): Added next_cycle. * cgraph.c
9421 (dump_cgraph_node): Added print routines for new fields. *
9422 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
9423 list.
9424
9425 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
9426
9427 * c-decl.c (grokdeclarator): Correct comments about where storage
9428 class specifiers are rejected by grammar and add corresponding
9429 asserts. Diagnose typedefs and parameters declared inline.
9430 Change warning for inline main to a pedwarn. Only diagnose inline
9431 main if hosted.
9432 (declspecs_add_scspec): Allow duplicate "inline".
9433
9434 2004-09-13 Steve Ellcey <sje@cup.hp.com>
9435
9436 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
9437 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
9438
9439 2004-09-13 Richard Henderson <rth@redhat.com>
9440
9441 PR 17436
9442 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
9443 (tree_type): Replace spare with contains_placeholder_bits.
9444 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
9445 make static. Remove seen_types list.
9446 (type_contains_placeholder_p): New.
9447
9448 2004-09-13 James E Wilson <wilson@specifixinc.com>
9449
9450 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
9451 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
9452 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
9453 bdesc_arrays instead of mips_bdesc.
9454 (mips_init_builtins): Likewise.
9455 * config/mips/mips.h (TARGET_SB1): New.
9456 (HAVE_SQRT_P): Delete.
9457 * config/mips/mips.md (divide_condition): Support V2SF.
9458 (sqrt_condition, recip_condition): New.
9459 (div<mode>3): Use ANYF instead of SCALARF.
9460 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
9461 MODE.
9462 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
9463 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
9464 instead of MODE.
9465 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
9466 instead of SCALARF. Use UNITMODE instead of MODE.
9467
9468 2004-09-13 Zack Weinberg <zack@codesourcery.com>
9469
9470 * config.in: Regenerate after removal of libbanshee.
9471
9472 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
9473
9474 PR tree-optimization/17400
9475 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9476 coalesce partitions when one occurs in an abnormal PHI.
9477
9478 2004-09-13 Andrew Pinski <apinski@apple.com>
9479
9480 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
9481 name to _new_size.
9482
9483 2004-09-13 Richard Henderson <rth@redhat.com>
9484
9485 PR inline-asm/6806
9486 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
9487 (cselib_invalidate_rtx_note_stores): New.
9488 (cselib_record_sets, cselib_process_insn): Update to match.
9489 * cselib.h (cselib_invalidate_rtx): Declare.
9490 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
9491
9492 2004-09-13 Richard Henderson <rth@redhat.com>
9493
9494 PR tree-opt/10528
9495 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
9496 after copying its argument.
9497
9498 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
9499
9500 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
9501 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
9502 in diagnostics. Use %' for English apostrophes.
9503 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
9504 (pedwarn_c90, pedwarn_c99): Use it.
9505 * c-decl.c (lookup_label): Quote label name in diagnostic.
9506 * c-parse.in (yyprint): Use ' instead of ` for left quote.
9507 * c-typeck.c (warn_for_assignment): Likewise.
9508
9509 2004-09-13 Jan Hubicka <jh@suse.cz>
9510
9511 * i386.c (x86_schedule): New global variable.
9512 (override_options): Disable scheduling when not supported.
9513 * i386.h (x86_schedule): Declare.
9514 (TARGET_SCHEDULE): New macro.
9515
9516 2004-09-12 Richard Henderson <rth@redhat.com>
9517
9518 PR c++/16254
9519 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
9520 * tree.c, tree.h (has_cleanups): Remove.
9521
9522 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9523
9524 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
9525 arguments of the phi nodes correctly.
9526
9527 2004-09-12 Jan Hubicka <jh@suse.cz>
9528
9529 * ggc-common.c (cmp_statistics): Fix sorting.
9530
9531 2004-09-12 David Edelsohn <edelsohn@gnu.org>
9532
9533 PR target/16795
9534 * expmed.c (expand_divmod): If cheap power of 2 divide is
9535 available, use it for negative constant as well.
9536
9537 2004-09-12 Andrew Pinski <apinski@apple.com>
9538
9539 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
9540 size of 0.
9541
9542 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
9543
9544 2004-09-12 Richard Henderson <rth@redhat.com>
9545
9546 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
9547 or minus one.
9548 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
9549 post-reload, and scratch NULL.
9550 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
9551 (x86_shift_adj_2): Use ix86_expand_clear.
9552 (ashldi3): Remove CMOVE expansion difference.
9553 (ashldi3_1): Remove.
9554 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
9555 add constraints for immediates. New peephole for split-with-temp.
9556 Run splitter after peep2 pass.
9557 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
9558 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
9559 (setcc_2): Rename with *.
9560 * config/i386/predicates.md (reg_or_pm1_operand): New.
9561 (ashldi_input_operand): New.
9562
9563 2004-09-12 Richard Henderson <rth@redhat.com
9564
9565 * print-rtl.c (print_decl_name): New.
9566 (print_mem_expr): Use it.
9567
9568 2004-09-12 Richard Henderson <rth@redhat.com
9569
9570 PR 17186, part deux
9571 * except.c (sjlj_emit_function_exit): Fix logic locating
9572 sjlj_exit_after in final block.
9573
9574 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
9575
9576 * common.opt: Remove flags -fmove-all-movables and
9577 -freduce-all-givs.
9578 * loop-invariant.c (find_invariants_to_move):
9579 Remove all uses of flag_move_all_movables.
9580 * loop.c (move_movables): Remove all uses of
9581 flag_move_all_movables.
9582 (strength_reduce): Remove all uses of
9583 flag_reduce_all_givs.
9584 * doc/invoke.texi: Remove documentation of flags
9585 -fremove-all-movables and -freduce-all-givs.
9586
9587 2004-09-11 Roger Sayle <roger@eyesopen.com>
9588
9589 PR middle-end/17411
9590 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
9591 change. elt->type may be a floating point type, so use fold_convert.
9592
9593 2004-09-11 Geoffrey Keating <geoffk@apple.com>
9594
9595 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
9596 the thing referenced as used, not the stub itself.
9597
9598 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
9599
9600 * c-tree.h (enum c_storage_class): New.
9601 (struct c_declspecs): Add storage_class, inline_p and thread_p.
9602 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
9603 declarations and "auto" or "register" in file scope empty
9604 declarations. Give more specific warnings for other cases of
9605 storage class specifiers in empty declarations.
9606 (grokdeclarator): Update for new structures. Don't check for
9607 multiple storage classes. Diagnose file-scope "register" if
9608 pedantic.
9609 (build_null_declspecs): Update.
9610 (declspecs_add_scspec): Update. Diagnose multiple storage class
9611 specifiers and invalid uses of "__thread".
9612
9613 2004-09-11 Zack Weinberg <zack@codesourcery.com>
9614
9615 * tree.c (tree_code_size): New function, bulk of code from tree_size.
9616 (tree_size, make_node): Use it.
9617 * tree-ssa-pre.c (init_pre): Use it.
9618 * tree.h: Prototype it.
9619
9620 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9621
9622 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
9623 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
9624 redirect_immediate_use): Use PHI_DF.
9625 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
9626 (bb_for_stmt): Use PHI_BB.
9627 (get_immediate_uses): Use PHI_DF.
9628 * tree-ssa-dse.c (max_stmt_uid): New variable.
9629 (get_stmt_uid): New function.
9630 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
9631 node annotations.
9632 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
9633 (max_uid): Renamed to max_stmt_uid.
9634 (get_stmt_uid): New function.
9635 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
9636 phi node annotations.
9637 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
9638 * tree.h (PHI_BB, PHI_DF): New accessor functions.
9639 (struct tree_phi_node): Add bb and df fields.
9640
9641 2004-09-11 Richard Henderson <rth@redhat.com>
9642
9643 PR middle-end/17416
9644 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
9645 in conflict loop.
9646
9647 2004-09-11 Jan Hubicka <jh@suse.cz>
9648
9649 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
9650 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
9651 * i386.md (i387_cw): Add 'uninitialized' mode.
9652
9653 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
9654 (output_location): Break out from ....
9655 (branch_prob): ... here; handle gcov output on trees.
9656 * toplev.c (process_options): No longer be sorry about coverage for
9657 trees.
9658
9659 2004-09-11 Steven Bosscher <stevenb@suse.de>
9660
9661 PR c++/17412
9662 * fold-const.c (fold): Do not try to fold the operand of a
9663 CLEANUP_POINT_EXPR if that operand does itself not have any
9664 operands.
9665
9666 PR middle-end/17417
9667 * langhooks.c (lhd_decl_printable_name): Make sure that this
9668 function is called with is a decl node that has an identifier.
9669 * tree-pretty-print.c (dump_function_name): New function to
9670 wrap PRINT_FUNCTION_NAME and dump_decl_name.
9671 (print_call_name): Use it.
9672
9673 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
9674
9675 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
9676 "config.h" if not.
9677
9678 2004-09-11 Jakub Jelinek <jakub@redhat.com>
9679
9680 * tree-ssa-alias.c (collect_points_to_info_r): Handle
9681 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
9682 to OFFSET.
9683
9684 2004-09-11 Richard Henderson <rth@redhat.com>
9685
9686 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
9687 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
9688 operand of the ADDR_EXPR.
9689 (expand_expr_real_1): Update to match.
9690
9691 2004-09-11 David Edelsohn <edelsohn@gnu.org>
9692
9693 PR target/17277
9694 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
9695 choose 64-bit version.
9696
9697 2004-09-11 Richard Henderson <rth@redhat.com>
9698
9699 PR c/17396
9700 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
9701
9702 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
9703
9704 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
9705 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
9706 Insert @: after i.e. or e.g.
9707
9708 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9709
9710 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
9711 D.xxx rather than <Dxxx>.
9712
9713 2004-09-10 Adam Nemet <anemet@lnxw.com>
9714
9715 * configure.ac (AC_MSG_CHECKING(what linker to use)):
9716 in_tree_ld_is_elf should be true for LynxOS.
9717 * configure: Regenerate.
9718
9719 2004-09-10 Adam Nemet <anemet@lnxw.com>
9720
9721 * Makefile.in (all.cross): Add srcextra.
9722
9723 2004-09-10 Roger Sayle <roger@eyesopen.com>
9724
9725 PR middle-end/17024
9726 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
9727 floating point comparison operators. Change aborts to gcc_asserts.
9728
9729 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9730
9731 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
9732
9733 2004-09-10 James E Wilson <wilson@specifixinc.com>
9734
9735 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
9736 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
9737
9738 * convert.c (convert_to_vector): Replace recursive call with
9739 error_mark_node.
9740
9741 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
9742 Add integer argument named constant. Use const_tiny_rtx instead of
9743 CONST0_RTX.
9744 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
9745 and CONST1_RTX.
9746 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
9747 vector types.
9748 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
9749 of gen_rtx_raw_CONST_VECTOR.
9750
9751 2004-09-10 Eric Christopher <echristo@redhat.com>
9752
9753 PR c/16046
9754 * c-parse.in (attribute): Add NULL_TREE for error case
9755 for error recovery.
9756
9757 2004-09-10 Zack Weinberg <zack@codesourcery.com>
9758
9759 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
9760 (extract_interface_info): Delete prototype.
9761 * c-decl.c (extract_interface_info): Delete stub.
9762 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
9763 it's not already been done ...
9764 (init_c_lex): ... not here.
9765 (fe_file_change): Don't call extract_interface_info.
9766
9767 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
9768
9769 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
9770 typedef_p and typedef_signed_p.
9771 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
9772 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
9773 Check typedef_p and typedef_signed_p, not typedef_decl.
9774 (grokfield): Check typedef_p, not typedef_decl.
9775 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
9776 not typedef_decl.
9777 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
9778 typedef_decl.
9779
9780 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9781
9782 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
9783
9784 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9785
9786 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
9787 temporary variables.
9788
9789 * dbxout.c (dbxout_block): Update for
9790 current_function_func_begin_label a string.
9791 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
9792 * except.c (dw2_output_call_site_table): Likewise.
9793 * toplev.c (current_function_func_begin_label): Likewise.
9794 * tree.h (current_function_func_begin_label): Likewise.
9795 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
9796
9797 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
9798 loop.
9799
9800 * config/darwin.c: Include target.h.
9801 (struct machopic_indirection): Make ptr_name a string.
9802 (machopic_indirection_hash): Update for ptr_name a string.
9803 (machopic_indirection_eq): Likewise.
9804 (machopic_indirection_name): Likewise.
9805 (machopic_output_indirection): Likewise.
9806 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
9807 string. Don't expect stub names to be in the identifier hash table.
9808 Do call strip_name_encoding before looking up entry in ID hash table.
9809 * config/t-darwin (darwin.o): Add target.h to dependencies.
9810
9811 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
9812 of fprintf for register names.
9813
9814 * output.h (unlikely_section_label): Delete declaration.
9815 (unlikely_text_section_name): Likewise.
9816 * varasm.c (unlikely_section_label_printed): Make static.
9817 (unlikely_section_label): Likewise.
9818 (unlikely_text_section_name): Likewise.
9819 (assemble_start_function): Use reconcat.
9820
9821 * rtl.def (REG): Add comment to describe third field.
9822
9823 2004-09-10 Andrew Pinski <apinski@apple.com>
9824
9825 * config/darwin.c (machopic_mcount_stub_name): Call
9826 machopic_indirection_name instead of making the string
9827 ourselves.
9828
9829 2004-09-10 Diego Novillo <dnovillo@redhat.com>
9830
9831 Revert
9832
9833 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
9834
9835 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
9836 memory tag is call clobbered, so are its aliases.
9837 (group_aliases): When two memory tags being grouped, if one is
9838 call clobbered, so are the other and its aliases.
9839 (add_may_alias): Remove call-clobbering stuff.
9840 (replace_may_alias): Likewise.
9841 (merge_pointed_to_info): Merge pt_global_mem
9842
9843 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9844
9845 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
9846 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
9847 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
9848 tree-scalar-evolution.c, tree-ssa-copyrename.c,
9849 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
9850
9851 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9852
9853 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
9854 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
9855 pair. Remove match_dup from inputs. Remove masaccs handling.
9856 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
9857 (masaccs, mdasaccs): Turn into define_insns.
9858
9859 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9860
9861 * tree-tailcall.c (process_assignment): Only do accumulator transforms
9862 for floating-point types if flag_unsafe_math_optimizations.
9863
9864 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9865
9866 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
9867 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
9868 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
9869 config/h8300/h8300.md, config/i386/gmm_malloc.h,
9870 config/ia64/ia64.md, config/ip2k/libgcc.S,
9871 config/mips/mips-ps-3d.md, config/mips/mips.c,
9872 config/rs6000/rs6000.c, config/s390/s390.c,
9873 config/sh/symbian.c: Fix comment typos.
9874
9875 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
9876
9877 * config/s390/s390.c (s390_emit_prologue): Added missing
9878 "{}" brackets.
9879
9880 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9881
9882 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
9883 typos. Follow spelling conventions.
9884
9885 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
9886
9887 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
9888 in diagnostic. Don't dereference NULL TYPE_NAME.
9889
9890 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9891
9892 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
9893 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
9894 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
9895 value-prof.c: Fix comment typos. Follow spelling conventions.
9896
9897 2004-09-10 Jan Hubicka <jh@suse.cz>
9898
9899 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
9900 * tree-split_edge.c (tree_split_edge): Likewise.
9901 (thread_jumps): Likewise.
9902
9903 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9904
9905 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
9906 typos.
9907
9908 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
9909
9910 * cgraph.h (cgraph_dump_file): Do not declare.
9911 * cgraphunit.c (cgraph_dump_file): Declare as static.
9912 (init_cgraph): New.
9913 * toplev.c (cgraph_dump_file): Do not declare.
9914 (compile_file): Call init_cgraph.
9915 * tree-dump.c (dump_files): Add IPA dump file, remove
9916 XML dump of call graph.
9917 (get_dump_file_name): Support IPA dump file naming scheme.
9918 * tree.h (enum tree_dump_index): Add IPA dump file, remove
9919 XML dump of call graph.
9920 * doc/invoke.texi (Debugging Options): Document the new options.
9921
9922 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9923
9924 * doc/extend.texi: Document the FR-V built-in functions.
9925
9926 2004-09-09 James E Wilson <wilson@specifixinc.com>
9927
9928 * doc/sourcebuild.texi: Delete libbanshee reference.
9929
9930 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
9931
9932 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
9933
9934 2004-09-09 James E Wilson <wilson@specifixinc.com>
9935
9936 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
9937 before calling vector_types_convertible_p.
9938 (digest_init): Check that inside_init has VECTOR_TYPE before calling
9939 vector_types_convertible_p. Don't give another error if
9940 convert_for_assignment returns error_mark_node.
9941
9942 2004-09-09 Roger Sayle <roger@eyesopen.com>
9943
9944 PR middle-end/17055
9945 * fold-const.c (build_zero_vector): New function to construct a
9946 vector (either floating point or integer) of zeros.
9947 (fold_convert): Internally, enable conversions of integer zero
9948 to arbitrary vector types, using the new build_zero_vector.
9949
9950 2004-09-09 Roger Sayle <roger@eyesopen.com>
9951
9952 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
9953 expand a left shift by an immediate constant as either an ashl or
9954 a sequence of additions.
9955 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
9956 instead of calling gen_ashlsi3 with a constant directly.
9957
9958 2004-09-09 Roger Sayle <roger@eyesopen.com>
9959
9960 * config/i386/i386.c (ix86_split_long_move): When optimizing for
9961 size, and the low and high parts of a DImode constant are equal,
9962 copy one register to another instead of loading the same immediate
9963 value twice.
9964
9965 2004-09-09 Richard Henderson <rth@redhat.com>
9966
9967 PR middle-end/17367
9968 * function.c (assign_parm_setup_block): Only put PARALLELs into
9969 a register if use_register_for_decl.
9970
9971 2004-09-09 Eric Christopher <echristo@redhat.com>
9972
9973 * ra-colorize.c (reset_lists): Move variable declaration inside
9974 ENABLE_CHECKING to avoid unused variable warnings when
9975 not --enable-checking.
9976 (check_colors): Ditto.
9977
9978 2004-09-09 Mike Stump <mrs@apple.com>
9979
9980 * version.c (version_string): Bump to 4.0.0.
9981 * doc/include/gcc-common.texi (version-GCC): Likewise.
9982
9983 2004-09-10 Jakub Jelinek <jakub@redhat.com>
9984
9985 * doc/extend.texi (nothrow attribute): The attribute is not
9986 implemented in 3.2 and earlier.
9987
9988 2004-09-09 Steve Ellcey <sje@cup.hp.com>
9989
9990 * genrecog.c (compute_predicate_codes): Use op0_codes
9991 instead of codes.
9992
9993 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
9994
9995 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
9996 implementation changes.
9997
9998 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
9999
10000 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
10001 a PARALLEL instead of a SET due to added clobbers.
10002
10003 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
10004
10005 * reload.c (find_reloads_address): Pass correct operand to
10006 maybe_memory_address_p.
10007
10008 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
10009
10010 * Makefile.in: Remove libbanshee, tree-alias-*.
10011 Remove tree-alias-common.h dependencies.
10012 * common.opt: Remove -ftree-points-to.
10013 * configure.ac: Remove libbanshee.
10014 * flags.h: Remove pta_type, flag_tree_points_to.
10015 * gengtype.c (open_base_files): Remove tree-alias-type.h.
10016 * opts.c (OPT_ftree_points_to): Remove.
10017 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
10018 * tree-dfa.c: Remove tree-alias-common.h
10019 * tree-into-ssa.c: Ditto.
10020 * tree-outof-ssa.c: Ditto.
10021 * tree-ssa-copyrename.c: Ditto.
10022 * tree-ssa-live.c: Ditto.
10023 * tree-optimize.c: Ditto.
10024 * tree-ssa.c: Ditto.
10025 Remove pass_build_pta, pass_del_pta.
10026 * tree-pass.h: Ditto.
10027 * tree-ssa-alias.c: Remove tree-alias-common.h.
10028 (struct alias_stats_d): Remove pta_queries, pta_resolved.
10029 (pass_may_alias): Remove PROP_pta requirement.
10030 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
10031 (get_tmt_for): Ditto.
10032 (dump_alias_stats): Ditto.
10033 * doc/passes.texi: Remove blurb about points-to analysis.
10034 * fortran/Make-lang.in: Remove tree-alias-*.o.
10035
10036 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
10037
10038 * genattrtab.c (write_insn_cases): New function, split out from
10039 write_attr_case. Correctly handle define_peepholes when printing
10040 the instruction name.
10041 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
10042
10043 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
10044
10045 PR target/17377
10046 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
10047 * config/cris/cris.c (cris_return_address_on_stack): New function.
10048 * config/cris/cris.md ("return"): For location of return address,
10049 also check cris_return_address_on_stack.
10050
10051 2004-09-09 Diego Novillo <dnovillo@redhat.com>
10052
10053 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
10054 calling phi_ssa_name_p.
10055
10056 2004-09-09 Richard Henderson <rth@redhat.com>
10057
10058 PR c/17322
10059 * c-typeck.c (valid_compound_expr_initializer): Use only
10060 initializer_constant_valid_p, and not TREE_CONSTANT.
10061 (digest_init): Likewise.
10062 (output_init_element): Likewise.
10063
10064 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10065
10066 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
10067 live_out_1, prune_hardregs_for_mode, init_one_web_common,
10068 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
10069 record_conflict, compare_and_free_webs, init_webs_defs_uses,
10070 parts_to_webs_1, parts_to_webs, reset_conflicts,
10071 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
10072 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
10073 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
10074 put_move, remove_move, combine, select_spill, colorize_one_web,
10075 try_recolor_web, insert_coalesced_conflicts, check_colors,
10076 break_precolored_alias, restore_conflicts_from_coalesce,
10077 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
10078 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
10079 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
10080 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
10081 check_df): Likewise.
10082 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
10083 real_arithmetic, real_compare, real_exponent, real_ldexp,
10084 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
10085 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
10086 real_digit, real_nan, real_maxval, round_for_format, real_convert,
10087 real_to_target, real_from_target, real_hash, encode_ieee_single,
10088 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
10089 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
10090 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
10091 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
10092 extract_insn, peep2_next_insn, peep2_reg_dead_p,
10093 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
10094 if_test_bypass_p): Likewise.
10095 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
10096 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
10097 emit_swap_insn, swap_to_top, move_for_stack_reg,
10098 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
10099 compensate_edge, convert_regs_1): Likewise.
10100 * regclass.c (init_reg_sets, init_reg_sets_1,
10101 memory_move_secondary_cost): Likewise.
10102 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
10103 Likewise.
10104 * reload.c (push_secondary_reload, find_valid_class, push_reload,
10105 operands_match_p, decompose, immune_p, find_reloads,
10106 find_reloads_toplev, find_reloads_address_1, subst_reloads,
10107 copy_replacements, refers_to_regno_for_reload_p,
10108 reg_overlap_mentioned_for_reload_p): Likewise.
10109 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
10110 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
10111 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
10112 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
10113 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
10114 do_output_reload, fixup_abnormal_edges): Likewise.
10115 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
10116 fill_slots_from_thread, relax_delay_slots): Likewise.
10117 * resource.c (mark_referenced_resources, mark_set_resources):
10118 Likewise.
10119 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
10120 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
10121 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
10122 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
10123 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
10124 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
10125 * rtlhooks.c (gen_lowpart_general): Likewise.
10126 * sbitmap.c (sbitmap_difference): Likewise.
10127 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
10128 sched_analyze, add_forward_dependence): Likewise.
10129 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
10130 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
10131 schedule_insns): Likewise.
10132 * sched-vis.c (print_pattern): Likewise.
10133 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
10134 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
10135 simplify_const_relational_operation, simplify_ternary_operation,
10136 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
10137 Likewise.
10138 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
10139 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
10140 resolve_operand_name_1, expand_return, expand_decl,
10141 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
10142 * stor-layout.c (put_pending_size, smallest_mode_for_size,
10143 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
10144 set_sizetype, get_mode_bounds): Likewise.
10145
10146 2004-09-09 Zack Weinberg <zack@codesourcery.com>
10147
10148 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
10149 * config/arm/pecoff.h, config/i386/beos-elf.h
10150 * config/i386/cygming.h, config/i386/i386-interix.h:
10151 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
10152 comment cloned from manual.
10153 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
10154
10155 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
10156
10157 * builtins.c (build_va_arg_indirect_ref): New function.
10158 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
10159 build_fold_indirect_ref.
10160 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
10161 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
10162 * tree.h: Declare new function.
10163
10164 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10165
10166 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
10167 dumping for development builds.
10168 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
10169 development builds only.
10170 * genattrtab.c (write_eligible_delay): Fix typo in previous
10171 commit.
10172 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
10173 gcc_assert.
10174
10175 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10176
10177 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
10178 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
10179 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
10180 hoist_code, extract_mentioned_regs_helper, compute_store_table,
10181 insert_store): Use gcc_assert and gcc_unreachable.
10182 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
10183 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
10184 ggc_record_overhead): Likewise.
10185 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
10186 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
10187 ggc_pop_context, clear_marks, validate_free_objects,
10188 ggc_pch_read): Likewise.
10189 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
10190 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
10191 ggc_push_context, check_cookies, ggc_collect,
10192 ggc_print_statistics): Likewise.
10193 * gimple-low.c (lower_function_body, lower_stmt,
10194 lower_bind_expr): Likewise.
10195 * gimplify.c (gimple_tree_eq, push_gimplify_context,
10196 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
10197 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
10198 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
10199 gimplify_case_label_expr, gimplify_exit_block_expr,
10200 canonicalize_component_ref, gimplify_compound_lval,
10201 gimplify_self_mod_expr, gimplify_call_expr,
10202 gimplify_init_ctor_eval, gimplify_init_constructor,
10203 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
10204 gimplify_expr, check_pointer_types_r,
10205 force_gimple_operand): Likewise.
10206 * global.c (global_alloc, build_insn_chain): Likewise.
10207 * graph.c (clean_graph_dump_file,
10208 finish_graph_dump_file): Likewise.
10209 gcov-io.c (gcov_open): Use GCOV_CHECK.
10210
10211 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
10212
10213 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
10214
10215 2004-09-09 Jan Hubicka <jh@suse.cz>
10216
10217 middle-end/17128
10218 * tree-inline.c (expand_call_inline): Make overactive sanity check
10219 happy.
10220
10221 2004-09-09 Jan Hubicka <jh@suse.cz>
10222
10223 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
10224 VIEW_CONVERT_EXPR.
10225
10226 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10227
10228 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
10229 (gengtype.o): Depend on errors.h.
10230 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
10231 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
10232 attr_alt_subset_p, attr_alt_subset_of_compl_p,
10233 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
10234 write_test_expr, write_attr_value, write_eligible_delay,
10235 make_internal_attr, make_numeric_value): Likewise.
10236 * genautomata.c (regexp_name, get_str_vect,
10237 gen_presence_absence_set, automaton_decl_hash,
10238 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
10239 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
10240 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
10241 test_unit_reserv, it_is_empty_reserv_sets,
10242 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
10243 reserv_sets_and, output_cycle_reservs, get_free_state,
10244 intersected_state_reservs_p, states_union, remove_arc,
10245 copy_insn_regexp, transform_1, transform_2, transform_3,
10246 regexp_transform_func, store_alt_unit_usage,
10247 check_regexp_units_distribution, process_seq_for_forming_states,
10248 process_alts_for_forming_states, make_automaton,
10249 form_arcs_marked_by_insn, create_composed_state,
10250 set_out_arc_insns_equiv_num, partition_equiv_class,
10251 process_insn_equiv_class, set_insn_equiv_classes,
10252 units_to_automata_heuristic_distr, form_regexp,
10253 longest_path_length, output_dfa_max_issue_rate, add_vect,
10254 out_state_arcs_num, add_vect_el, output_trans_table,
10255 output_state_alts_table, output_dead_lock_vect,
10256 output_max_insn_queue_index_def,
10257 output_min_insn_conflict_delay_func,
10258 output_internal_insn_latency_func, output_print_reservation_func,
10259 output_cpu_unit_reservation_p, output_state_arcs,
10260 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
10261 make_default_insn_latency_attr,
10262 form_important_insn_automata_lists): Likewise.
10263 * genemit.c (gen_exp, output_add_clobbers,
10264 output_added_clobbers_hard_reg_p): Likewise.
10265 * genextract.c (print_path, main): Likewise.
10266 * genflags.c (gen_macro): Likewise.
10267 * gengenrtl.c: Include errors.h
10268 (type_from_format, accessor_from_format): Likewise.
10269 * gengtype.c (get_file_basename, output_mangled_typename,
10270 walk_type, write_types_process_field,
10271 write_types_local_process_field): Likewise.
10272 * genmodes.c (complete_mode): Likewise.
10273 * genopinit.c (gen_insn): Likewise.
10274 * genoutput.c (output_insn_data, check_constraint_len,
10275 constraint_len): Likewise.
10276 * genpreds.c (add_mode_tests):Likewise.
10277 * gen-protos.c (add_hash): Likewise.
10278 * genrecog.c (find_operand, find_matching_operand,
10279 validate_pattern, add_to_sequence, maybe_both_true,
10280 nodes_identical_1, merge_trees, write_switch, write_cond,
10281 write_action, is_unconditional, make_insn_sequence,
10282 debug_decision_2): Likewise.
10283 * gensupport.c (is_predicable, collect_insn_data,
10284 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
10285
10286 2004-09-09 Jan Hubicka <jh@suse.cz>
10287
10288 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
10289 * cfgbuild.c (compute_outgoing_frequencies): When probability is
10290 missing, guess it.
10291 (find_many_sub_basic_blocks): Do update profile only when it is
10292 present.
10293 * predict.c (set_even_probabilities): Break out from ...
10294 (combine_predictions_for_insn): ... here; deal with
10295 !can_predict_insn_p insns.
10296 (combine_predictions_for_bb): Use set_even_probabilities.
10297 (bb_estimate_probability_locally): Break out from ....
10298 (estimate_probability): ... here.
10299 (guess_outgoing_edge_probabilities): New entry point.
10300
10301 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10302
10303 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
10304 handle_braces, process_brace_body, main, used_arg,
10305 set_multilib_dir, print_multilib_info): Use fatal, not abort.
10306
10307 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
10308
10309 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
10310 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
10311 Morgan's theorem in last checkin.
10312
10313 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10314 Nathan Sidwell <nathan@codesourcery.com>
10315
10316 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
10317 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
10318 * timevar.c (timevar_push, timevar_pop, timevar_start,
10319 timevar_stop): Likewise.
10320 * toplev.c (default_pch_valid_p): Likewise.
10321 * tracer.c (tail_duplicate): Likewise.
10322 * tree-alias-common.c (get_alias_var_decl,
10323 get_values_from_constructor, create_alias_var, delete_alias_vars,
10324 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
10325 Likewise.
10326 * tree.c (tree_size, make_node_stat, copy_node_stat,
10327 build_int_cst_wide, integer_all_onesp, list_length, chainon,
10328 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
10329 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
10330 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
10331 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
10332 build_method_type_directly, decl_type_context, get_callee_fndecl,
10333 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
10334 tree_fold_gcd): Likewise.
10335 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
10336 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
10337 cleanup_control_expr_graph, find_taken_edge,
10338 find_taken_edge_switch_expr, phi_alternatives_equal,
10339 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
10340 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
10341 tree_split_edge, tree_verify_flow_info, thread_jumps,
10342 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
10343 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
10344 chrec_fold_multiply_poly_poly): Likewise.
10345 * tree-complex.c (extract_component, expand_complex_division,
10346 expand_complex_comparison, expand_complex_operations_1,
10347 build_replicated_const, expand_vector_operations_1): Likewise.
10348 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
10349 build_classic_dir_vector): Likewise.
10350 * tree-dfa.c (compute_immediate_uses_for_phi,
10351 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
10352 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
10353 * tree-dump.c (dequeue_and_dump): Likewise.
10354 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
10355 record_in_finally_tree, replace_goto_queue_1,
10356 maybe_record_in_goto_queue, verify_norecord_switch_expr,
10357 do_return_redirection): Likewise.
10358 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
10359 add_to_dst_predicate_list, find_phi_replacement_condition,
10360 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
10361 Likewise.
10362 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
10363 initialize_inlined_parameters, declare_return_variable,
10364 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
10365 optimize_inline_calls, copy_tree_r): Likewise.
10366 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
10367 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
10368 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
10369 tsi_split_statement_list_after, tsi_split_statement_list_before):
10370 Likewise.
10371 * tree-mudflap.c (mf_varname_tree): Likewise.
10372 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
10373 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
10374 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10375 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
10376 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
10377 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
10378 Likewise.
10379 * tree-phinodes.c (resize_phi_node, add_phi_arg,
10380 remove_all_phi_nodes_for): Likewise.
10381 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
10382 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
10383 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
10384 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
10385 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
10386 generate_one_element_ref, generate_element_copy,
10387 generate_element_zero, scalarize_copy, scalarize_init,
10388 scalarize_ldst): Likewise.
10389 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
10390 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
10391 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
10392 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
10393 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
10394 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
10395 widen_bitfield, ccp_fold_builtin): Likewise.
10396 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
10397 replace_exp_1, propagate_tree_value): Likewise.
10398 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10399 * tree-ssa-dce.c (set_control_dependence_map_bit,
10400 find_control_dependence, find_pdom, mark_operand_necessary,
10401 mark_stmt_if_obviously_necessary,
10402 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
10403 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
10404 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
10405 eliminate_redundant_computations, avail_expr_eq): Likewise.
10406 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
10407 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10408 duplicate_blocks): Likewise.
10409 * tree-ssa-loop-im.c (for_each_index, set_level,
10410 is_call_clobbered_ref): Likewise.
10411 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
10412 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
10413 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
10414 peel_address, ptr_difference_cost, may_replace_final_value,
10415 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
10416 rewrite_use, rewrite_uses): Likewise.
10417 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10418 check_loop_closed_ssa_use): Likewise.
10419 * tree-ssanames.c (make_ssa_name): Likewise.
10420 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
10421 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
10422 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
10423 get_indirect_ref_operands, add_stmt_operand): Likewise.
10424 * tree-ssa-pre.c (value_exists_in_set_bitmap,
10425 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
10426 phi_translate, valid_in_set, compute_antic,
10427 find_or_generate_expression, create_expression_by_pieces, insert_aux,
10428 create_value_expr_from, eliminate): Likewise.
10429 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
10430 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
10431 Likewise.
10432 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
10433 eliminate_tail_call): Likewise.
10434 * tree-vectorizer.c (vect_create_index_for_array_ref,
10435 vect_align_data_ref, vect_create_data_ref,
10436 vect_create_destination_var, vect_get_vec_def_for_operand,
10437 vect_finish_stmt_generation, vect_transform_stmt,
10438 vect_transform_loop_bound, vect_transform_loop,
10439 vect_analyze_operations): Likewise.
10440 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
10441 Likewise.
10442 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
10443 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
10444 bsi_after_labels, bsi_last): Likewise.
10445 * tree-ssa-live.c (var_union, change_partition_var,
10446 create_ssa_var_map, calculate_live_on_entry, root_var_init,
10447 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
10448 Likewise.
10449 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
10450 tpa_find_tree): Likewise.
10451 (register_ssa_partition_check): Declare.
10452 (register_ssa_partition): use it.
10453 * tree-ssa-live.c: Include errors.h.
10454 (register_ssa_partition_check): New.
10455 * tree-ssa-operands.c: Include errors.h.
10456 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
10457
10458 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
10459 Catherine Moore <clm@redhat.com>
10460
10461 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
10462 (FRV_CPU_FR405): New processor enums.
10463 (frv_issue_rate, frv_acc_group): Declare.
10464 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
10465 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
10466 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
10467 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
10468 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
10469 handled by CPP_SPEC.
10470 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
10471 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
10472 (ACC_MASK): New macro.
10473 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
10474 (TARGET_MEDIA_FR450): New macro.
10475 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
10476 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
10477 (LABEL_ALIGN_AFTER_BARRIER): Define.
10478 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
10479 (IACC_FIRST, IACC_LAST): New pair of SPRs.
10480 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
10481 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
10482 (REGISTER_NAMES): Add entries for new registers.
10483 (REG_CLASS_CONTENTS): Update for new register ranges.
10484 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
10485 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
10486 (PACKING_FLAG_USED_P): Delete.
10487 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
10488 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
10489 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
10490 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
10491 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
10492 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
10493 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
10494 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
10495 (CPU_UNITS_QUERY): Define to 1.
10496 * config/frv/frv.c: Include gt-frv.h
10497 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
10498 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
10499 (frv_insn_group): New enumeration.
10500 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
10501 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
10502 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
10503 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
10504 gap left by REGSTATE_LIVE.
10505 (regstate_t): New typedef.
10506 (TARGET_MACHINE_DEPENDENT_REORG): Define.
10507 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
10508 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
10509 Initialize frv_unit_codes[] and frv_type_to_unit[].
10510 (frv_conditional_register_usage): Remove redundant fixing of
10511 accumulator registers.
10512 (frv_insn_packing_flag): Update specification.
10513 (frv_function_prologue): Don't set frv_insn_packing_flag here.
10514 Zero out frv_nops[].
10515 (frv_expand_epilogue): Remove comments about the no-longer-present
10516 SIBCALL_P argument.
10517 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
10518 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
10519 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
10520 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
10521 packing is disabled and if INSN can only issue to M1.
10522 (call_operand): Check TARGET_LONG_CALLS.
10523 (acc_operand, even_acc_operand, quad_acc_operand)
10524 (accg_operand): Simplify. Don't accept pseudo registers.
10525 (output_move_single): Handle SPR<-zero moves.
10526 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
10527 (frv_registers_update, frv_registers_used_p): Delete.
10528 (frv_registers_set_p): Delete.
10529 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
10530 (frv_issues_to_branch_unit_p): New function.
10531 (frv_packet): New structure.
10532 (frv_cond_flags, frv_regstate_conflict_p): New functions.
10533 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
10534 (frv_registers_update_1, frv_registers_update): New functions.
10535 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
10536 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
10537 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
10538 (frv_sort_insn_group, frv_reorder_packet): New functions.
10539 (frv_pack_insns): Use frv_reorder_packet.
10540 (frv_packet_address): New variable.
10541 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
10542 (frv_register_nop, frv_reorg): New functions.
10543 (bdesc_1arg): Add __SCUTSS.
10544 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
10545 __SUBSS, __SLASS and __SCAN.
10546 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
10547 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
10548 (frv_init_builtins): Register the above builtins.
10549 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
10550 registers. Turn the referenced accumulators into global registers.
10551 (frv_read_iacc_argument): New function.
10552 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
10553 (frv_split_iacc_move): New function.
10554 (frv_expand_builtin): Handle the new builtins.
10555 * config/frv/frv.md: Replace old schedulers with new order-independent
10556 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
10557 packing algorithm.
10558 (cpu): Add fr550, fr450 and fr405.
10559 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
10560 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
10561 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
10562 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
10563 (fnop, mnop): New patterns.
10564 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
10565 New constants.
10566 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
10567 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
10568 registers.
10569 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
10570 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
10571 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
10572 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
10573 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
10574 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
10575 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
10576 (frv_prefetch0, frv_prefetch): New patterns.
10577 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
10578 -mcpu=simple. Add -mcpu=fr550.
10579 (MULTILIB_DIRNAMES): Update accordingly.
10580 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
10581 -mcpu=fr450.
10582 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
10583 -mlong-calls and -malign-labels options for FR-V.
10584
10585 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
10586
10587 PR c/8420
10588 * c-tree.h (struct c_declspecs): New.
10589 (struct c_declarator, struct c_type_name, struct c_parm): Update
10590 element types.
10591 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
10592 start_function, start_decl, build_c_parm,
10593 make_pointer_declarator): Update prototypes.
10594 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10595 declspecs_add_scspec, declspecs_add_attrs): New.
10596 (split_specs_attrs): Remove.
10597 * c-parse.in (%union): Add dsptype.
10598 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
10599 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
10600 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
10601 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
10602 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
10603 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
10604 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
10605 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
10606 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
10607 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
10608 maybe_type_quals_attrs): Change to dsptype.
10609 (struct c_declspec_stack): New.
10610 (current_declspecs, declspec_stack): Change type.
10611 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
10612 structures.
10613 (extdefs): Likewise.
10614 (setspecs): Likewise.
10615 (fndef): Use current_declspecs for empty declspecs list.
10616 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
10617 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
10618 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
10619 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
10620 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
10621 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
10622 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
10623 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
10624 structures and helper functions. Update comments.
10625 (typespec_nonattr): Correct comment.
10626 (maybe_type_quals_attrs, typename): Update to new structures.
10627 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
10628 shadow_tag, shadow_tag_warned, start_function, start_decl,
10629 build_c_parm, make_pointer_declarator,
10630 set_array_declarator_inner, groktypename): Update to new
10631 structures.
10632 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10633 declspecs_add_scspec, declspecs_add_attrs): New.
10634 (split_specs_attrs): Remove.
10635 (shadow_tag_warned): Make warning for useless type names a
10636 pedwarn. Give hard error for long, short, signed, unsigned or
10637 _Complex used with struct, union or enum in empty declaration.
10638 Make found_tag a bool.
10639 (grokdeclarator): Remove checks now done at parse time.
10640
10641 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
10642
10643 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
10644 c_declarator, struct c_type_name, struct c_parm): New.
10645 (build_array_declarator, set_array_declarator_inner,
10646 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
10647 start_function, start_decl, build_c_parm, build_attrs_declarator,
10648 build_function_declarator, make_pointer_declarator, c_cast_expr,
10649 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
10650 (build_id_declarator): New.
10651 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
10652 structures.
10653 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
10654 ARG_INFO_OTHERS): Remove.
10655 (build_id_declarator): New.
10656 (build_array_declarator, set_array_declarator_inner, groktypename,
10657 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
10658 grokfield, start_function, store_parm_decls_newstyle,
10659 store_parm_decls_oldstyle, store_parm_decls,
10660 build_c_parm, build_attrs_declarator, build_function_declarator,
10661 make_pointer_declarator, grokdeclarator): Update to new
10662 structures.
10663 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
10664 parmtype.
10665 (declarator, notype_declarator, after_type_declarator,
10666 parm_declarator, parm_declarator_starttypename,
10667 parm_declarator_nostarttypename, array_declarator, typename,
10668 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
10669 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
10670 parmlist_1, parmlist_2, parmlist_or_identifiers,
10671 parmlist_or_identifiers_1): Use these types.
10672 (primary, after_type_declarator, parm_declarator_starttypename,
10673 notype_declarator, component_decl, component_declarator,
10674 component_notype_declarator, typename, absdcl,
10675 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
10676 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
10677
10678 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
10679
10680 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
10681 in_typeof, record_maybe_used_decl, pop_maybe_used,
10682 c_expr_sizeof_expr, c_expr_sizeof_type): New.
10683 * c-decl.c (parser_obstack): New.
10684 (c_init_decl_processing): Initialize parser_obstack.
10685 (c_write_global_declarations_1): Check for used but undefined
10686 static functions.
10687 * c-parse.in (%union): Add otype.
10688 (save_obstack_position): New.
10689 (extdefs): Use it.
10690 (unary_expr): Update in_sizeof and in_alignof. Use
10691 c_expr_sizeof_expr and c_expr_sizeof_type.
10692 (sizeof): Update in_sizeof.
10693 (alignof): Update in_alignof.
10694 (typeof): Update in_typeof.
10695 (typespec_nonreserved_nonattr): Call pop_maybe_used.
10696 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
10697 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
10698 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
10699 (build_external_ref): Set C_DECL_USED or call
10700 record_maybe_used_decl if appropriate.
10701 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
10702
10703 2004-09-08 Eric Christopher <echristo@redhat.com>
10704
10705 * builtins.c: Fix prototype for fold_builtin_atan.
10706
10707 2004-09-08 Eric Christopher <echristo@redhat.com>
10708
10709 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
10710 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
10711 fold_builtin_atan): New functions. Migrate function bodies...
10712 (fold_builtin_1): ... from here.
10713
10714 2004-09-09 Alan Modra <amodra@bigpond.net.au>
10715
10716 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
10717 save_size.
10718
10719 2004-09-08 David Edelsohn <edelsohn@gnu.org>
10720
10721 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
10722 * config/rs6000/power5.md (power5-lmul): Same.
10723
10724 2004-09-08 Richard Henderson <rth@redhat.com>
10725
10726 PR rtl-opt/17186
10727 * function.c (expand_function_end): Have fall-off-the-end
10728 return path jump around return register setup.
10729
10730 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10731
10732 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
10733 (output_return): Do not test for the presence of the 'unimp' insn.
10734 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
10735 as predicates instead of custom ones. Return raw strings when
10736 possible.
10737 (output_sibcall): Likewise. Concatenate strings.
10738 (output_ubranch): Remove kludge for TurboSPARC.
10739 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
10740 (output_v9branch): Likewise.
10741 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
10742 <#>: Set sparc_indent_opcode if the delay slot is filled.
10743 <(>: Likewise.
10744 <)>: New operand to emit the displacement from the saved PC on return.
10745 <@>: Remove.
10746 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
10747 (ASM_OUTPUT_OPCODE): New macro.
10748 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
10749 * config/sparc/sparc.md (normal_branch, inverted_branch,
10750 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
10751 inverted_fpe_branch): Adjust call to output_cbranch.
10752 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
10753 call to output_v9branch.
10754 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
10755 (output_v9branch): Likewise.
10756
10757 2004-09-08 Devang Patel <dpatel@apple.com>
10758
10759 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
10760 -segs_read_only_addr and -segs_read_write_addr.
10761 (WORD_SWITCH_TAKES_ARG): Same.
10762 (LINK_SPEC): Same.
10763 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
10764 -segs_read_write_addr.
10765
10766 2004-09-08 Richard Henderson <rth@redhat.com>
10767
10768 * function.c (reference_callee_copied): New.
10769 (assign_parm_setup_reg): Use it.
10770 * calls.c (initialize_argument_information): Likewise.
10771 (emit_library_call_value_1): Likewise.
10772 * function.h (reference_callee_copied): Declare.
10773
10774 * target.h (struct gcc_target): Add callee_copies.
10775 * target-def.h (TARGET_CALLEE_COPIES): New.
10776 (TARGET_PASS_BY_REFERENCE): Update default.
10777 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10778 * targhooks.c (hook_callee_copies_named): New.
10779 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
10780 hook_pass_by_reference_false.
10781 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
10782 * targhooks.h: Update decls.
10783 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
10784 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10785 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
10786 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
10787 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10788 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
10789 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10790 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
10791 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10792 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
10793 (mips_callee_copies): New.
10794 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10795 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
10796 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10797 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
10798 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10799 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
10800 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10801 * config/sh/sh.c (sh_callee_copies): New.
10802 (TARGET_CALLEE_COPIES): New.
10803 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10804 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
10805 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10806 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
10807 for FUNCTION_ARG_CALLEE_COPIES.
10808 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
10809
10810 2004-09-08 Devang Patel <dpatel@apple.com>
10811
10812 * tree-if-conv.c (find_phi_replacement_condition): Return true
10813 edge block.
10814 (replace_phi_with_cond_modify_expr): Select conditional expr args
10815 based on true edge basic block.
10816
10817 2004-09-08 Jan Hubicka <jh@suse.cz>
10818
10819 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
10820 variables being alias set.
10821
10822 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10823
10824 * final.c (shorten_branches, final, get_insn_template,
10825 output_alternate_entry_point, final_scan_insn, alter_subreg,
10826 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
10827 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
10828 * fix-header.c (lookup_std_proto): Likewise.
10829 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
10830 verify_local_live_at_start, update_life_info, mark_reg,
10831 calculate_global_regs_live, allocate_reg_life_data,
10832 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
10833 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
10834 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
10835 * fold-const.c (force_fit_type, div_and_round_double,
10836 may_negate_without_overflow_p, int_const_binop, const_binop,
10837 size_binop, size_diffop, fold_convert_const, fold_convert,
10838 invert_tree_comparison, swap_tree_comparison,
10839 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
10840 range_binop, make_range, fold_cond_expr_with_comparison,
10841 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
10842 fold_abs_const, fold_not_const, fold_relational_const, round_up,
10843 round_down): Likewise.
10844 * function.c (find_function_data, assign_stack_temp_for_type,
10845 instantiate_virtual_regs_lossage, aggregate_value_p,
10846 assign_parm_find_entry_rtl, assign_parm_setup_block,
10847 expand_function_start, expand_function_end, keep_stack_depressed,
10848 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
10849
10850 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
10851
10852 * Makefile.in (tree-loop-linear.o): Added.
10853 (OBJS-common): Add tree-loop-linear.o
10854 * common.opt: New flag, ftree-loop-linear.
10855 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
10856 * tree-flow.h: Add prototype for linear_transform_loops.
10857 * tree-optimize.c: Add linear transform after vectorization.
10858 * tree-pass.h: Add struct pass_linear_transform.
10859 * tree-ssa-loop.c: Add pass_linear_transform.
10860 * tree-loop-linear.c: New file.
10861 * lambda-code.c: gcc_assertify.
10862 (gcc_loop_to_lambda_loop): Handle all exit tests.
10863 Handle case where we have (invariant >= induction var).
10864 (find_induction_var_from_exit_cond): Ditto.
10865
10866 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
10867
10868 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
10869 memory tag is call clobbered, so are its aliases.
10870 (group_aliases): When two memory tags being grouped, if one is
10871 call clobbered, so are the other and its aliases.
10872 (add_may_alias): Remove call-clobbering stuff.
10873 (replace_may_alias): Likewise.
10874 (merge_pointed_to_info): Merge pt_global_mem
10875
10876 2004-09-08 Jan Hubicka <jh@suse.cz>
10877
10878 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
10879 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
10880 (cgraph_expand_function): Remove stale cgraph edges of currently
10881 compiled function; fix non-unit-at-a-time code copying function
10882 node for later reuse.
10883
10884 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10885
10886 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
10887 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
10888 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
10889 (vec_gc_free, vec_heap_free): New.
10890 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
10891 (DEF_VEC_P): Add allocator argument. Adjust.
10892 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
10893 (DEF_VEC_O): Add allocator argument. Adjust.
10894 (VEC(free)): New.
10895
10896 * tree.h (tree): Define a GC'd vector.
10897 * lamba-code.c (lambda_loop): Likewise.
10898 * value-prof.h (histogram_value): Likewise.
10899
10900 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10901
10902 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
10903 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
10904 gen_lowpart_common, gen_highpart, gen_highpart_mode,
10905 subreg_highpart_offset, operand_subword, operand_subword_force,
10906 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
10907 set_mem_alias_set, change_address_1, verify_rtx_sharing,
10908 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
10909 try_split, add_insn_after, add_insn_before, remove_insn,
10910 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
10911 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
10912 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
10913 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
10914 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
10915 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
10916 record_path_before_1, check_path_after_1, check_path_after): Likewise.
10917 * except.c (gen_eh_region, resolve_one_fixup_region,
10918 remove_unreachable_regions, convert_from_eh_region_ranges_1,
10919 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
10920 connect_post_landing_pads, sjlj_emit_function_exit,
10921 remove_exception_handler_label, remove_eh_handler,
10922 reachable_next_level, collect_one_action_chain,
10923 output_function_exception_table): Likewise.
10924 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
10925 optimize_save_area_alloca, allocate_dynamic_stack_space,
10926 probe_stack_range, hard_function_value): Likewise.
10927 * expmed.c (mode_for_extraction, store_bit_field,
10928 store_fixed_bit_field, extract_bit_field, expand_shift,
10929 expand_mult_const, expand_mult, choose_multiplier,
10930 expand_mult_highpart, expand_divmod, emit_store_flag,
10931 do_cmp_and_jump): Likewise.
10932 * expr.c (convert_move, convert_modes, move_by_pieces,
10933 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
10934 move_block_from_reg, gen_group_rtx, emit_group_load,
10935 emit_group_move, emit_group_store, use_reg, use_regs,
10936 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
10937 emit_move_insn, emit_move_insn_1, emit_push_insn,
10938 expand_assignment, store_expr, count_type_elements,
10939 store_constructor, store_field, safe_from_p, expand_var,
10940 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
10941
10942 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10943
10944 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
10945 gcc_assert and gcc_unreachable.
10946 * ddg.c (create_ddg_dependence, add_deps_for_def,
10947 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
10948 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
10949 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
10950 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
10951 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
10952 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
10953 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
10954 dataflow_set_copy, hybrid_search, diagnostic.c,
10955 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
10956 * dojump.c (do_jump): Likewise.
10957 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
10958 compute_dom_fast_query, calculate_dominance_info,
10959 free_dominance_info, get_immediate_dominator,
10960 set_immediate_dominator, get_dominated_by,
10961 redirect_immediate_dominators, nearest_common_dominator,
10962 dominated_by_p, verify_dominators, recount_dominator,
10963 iterate_fix_dominators, add_to_dominance_info,
10964 delete_from_dominance_info): Likewise.
10965 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
10966 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
10967 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
10968 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
10969 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
10970 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
10971 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
10972 output_call_frame_info, output_loc_operands, build_cfa_loc,
10973 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
10974 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
10975 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
10976 splice_child_die, attr_checksum, same_dw_val_p,
10977 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
10978 unmark_dies, value_format, output_loc_list, output_die,
10979 output_pubnames, output_aranges, base_type_die, is_base_type,
10980 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
10981 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
10982 field_byte_offset, add_data_member_location_attribute,
10983 add_const_value_attribute, rtl_for_decl_location,
10984 add_location_or_const_value_attribute, add_byte_size_attribute,
10985 add_bit_offset_attribute, add_bit_size_attribute,
10986 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
10987 decl_start_label, gen_formal_parameter_die,
10988 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
10989 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
10990 force_decl_die, force_type_die, gen_decl_die,
10991 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
10992 dwarf2out_finish): Likewise.
10993
10994 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
10995
10996 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
10997 * builtins.c: Include tree-mudflap.h.
10998
10999 2004-09-08 Uros Bizjak <uros@kss-loka.si>
11000
11001 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
11002 force operand 0.0 into register in XFmode. Also do not force
11003 operand 0.0 into register if !TARGET_CMOVE.
11004 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
11005 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
11006 implement ftst x87 instruction.
11007 (*fp_jcc_7): New insn pattern. Change corresponding split
11008 pattern to handle "general_operand" instead of
11009 "nonimmediate_operand".
11010
11011 2004-09-08 Ben Elliston <bje@au.ibm.com>
11012
11013 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
11014
11015 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
11016
11017 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
11018 generated from standard va_arg expansion.
11019 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
11020 marked nodes.
11021 (mf_varname_tree, mf_file_function_line_tree): Add some support
11022 for column numbers if compiled with USE_MAPPED_LOCATION.
11023
11024 2004-09-07 Ziemowit Laski <zlaski@apple.com>
11025
11026 * c-decl.c (groktypename_in_parm_context): Remove function.
11027 * c-tree.h (groktypename_in_parm_context): Remove prototype.
11028
11029 2004-09-07 Ziemowit Laski <zlaski@apple.com>
11030
11031 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
11032 * c-parse.in: Include c-common.h instead of objc-act.h.
11033 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
11034 myparms, myparm): Remove %type declarations.
11035 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
11036 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
11037 declarations.
11038 (objc_inherit_code, objc_public_flag): Remove.
11039 (typespec_nonreserved_nonattr): Call
11040 objc_get_protocol_qualified_type() instead of get_static_reference()
11041 and get_protocol_reference().
11042 (stmt_nocomp): Call grokparm() on @catch parameter.
11043 (objcdef): Move semantic action to objc_finish_implementation().
11044 (classdef): Move semantic action to objc_start_class_interface(),
11045 objc_continue_interface(), objc_finish_interface(),
11046 objc_start_class_implementation(), objc_continue_implementation(),
11047 objc_start_category_interface() and
11048 objc_start_category_implementation().
11049 (protocoldef): Move semantic actions to objc_start_protocol() and
11050 objc_finish_interface().
11051 (ivar_decl_list): Remove nonterminal.
11052 (visibility_spec): Move semantic actions to objc_set_visibility().
11053 (ivar_decls): Remove assignment to $$.
11054 (ivar_decl): Rephrase in terms of component_decl; call
11055 objc_add_instance_variable().
11056 (ivars, ivar_declarator): Remove nonterminals.
11057 (opt_semi): New nonterminal.
11058 (methodtype): Remove semantic actions.
11059 (methoddef): Move semantic actions to objc_set_method_type(),
11060 objc_start_method_definition() and objc_finish_method_definition().
11061 (methodproto): Move semantic actions to objc_set_method_type() and
11062 objc_add_method_declaration().
11063 (methoddecl): Use objc_typename instead of typename; move semantic
11064 actions to objc_build_method_signature().
11065 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
11066 (optparmlist): Express in terms of optparms and optellipsis.
11067 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
11068 nonterminals.
11069 (keyworddecl): Use objc_typename instead of typename.
11070 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
11071 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
11072
11073 2004-09-08 Alan Modra <amodra@bigpond.net.au>
11074
11075 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
11076 (MD_FALLBACK_FRAME_STATE_FOR): Update.
11077 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
11078 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
11079 (MD_FROB_UPDATE_CONTEXT): Remove default.
11080 (uw_update_context_1): Instead #ifdef invocation.
11081 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
11082 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
11083 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
11084 (MD_UNWIND_SUPPORT): Undefine this instead.
11085 * config/i386/gnu.h: Likewise.
11086 * config/alpha/linux-unwind.h: New file, macro converted to
11087 function, extracted from..
11088 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
11089 (MD_UNWIND_SUPPORT): Define.
11090 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
11091 * config/i386/linux-unwind.h, config/i386/linux.h,
11092 config/i386/linux64.h: Likewise.
11093 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
11094 MD_HANDLE_UNWABI too.
11095 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
11096 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
11097 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
11098 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
11099 * config/sparc/linux-unwind.h, config/sparc/linux.h,
11100 config/sparc/linux64.h: Likewise.
11101 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
11102 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
11103 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
11104 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
11105 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
11106
11107 2004-09-07 Jan Hubicka <jh@suse.cz>
11108
11109 * cse.c (fold_rtx): Avoid building of
11110 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
11111
11112 * tree-ssa-pre.c (grand_bitmap_obstack): New.
11113 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
11114 (init_pre): Initialize obstack.
11115 (fini_pre): Free obstack.
11116
11117 2004-09-07 David Daney <ddaney@avtrex.com>
11118
11119 * config.gcc: Added support for --with-divide=[breaks|traps] for
11120 mips targets.
11121 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
11122 (TARGET_DIVIDE_TRAPS): New macro.
11123 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
11124 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
11125 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
11126 GENERATE_DIVIDE_TRAPS.
11127 (mips_output_division): Emit conditional trap if
11128 GENERATE_DIVIDE_TRAPS is set.
11129 * doc/install.texi: Document --with-divide.
11130 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
11131
11132 2004-09-07 Caroline Tice <ctice@apple.com>
11133
11134 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
11135 EDGE_CROSSING, to flags test case.
11136
11137 2004-09-07 Jan Hubicka <jh@suse.cz>
11138
11139 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
11140 class too.
11141
11142 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11143
11144 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
11145 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
11146 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
11147 or gcc_unreachable.
11148 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
11149 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
11150 alloc_aux_for_edges, free_aux_for_edges): Likewise.
11151 * cfgcleanup.c (try_forward_edges,
11152 merge_blocks_move_predecessor_nojumps,
11153 merge_blocks_move_successor_nojumps): Likewise.
11154 * cfgexpand.c (expand_gimple_cond_expr,
11155 expand_gimple_tailcall): Likewise.
11156 * cfghooks.c (duplicate_block): Likewise.
11157 * cfglayout.c (record_effective_endpoints,
11158 insn_locators_initialize, change_scope, fixup_reorder_chain,
11159 verify_insn_chain, fixup_fallthru_exit_predecessor,
11160 duplicate_insn_chain, cfg_layout_finalize): Likewise.
11161 * cfgloopanal.c (check_irred): Likewise.
11162 * cfgloop.c (superloop_at_depth, flow_loops_free,
11163 flow_loop_entry_edges_find, flow_loops_find,
11164 flow_loop_outside_edge_p, get_loop_body,
11165 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
11166 get_loop_exit_edges, num_loop_branches, cancel_loop,
11167 verify_loop_structure): Likewise.
11168 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
11169 duplicate_loop_to_header_edge, create_preheader,
11170 create_loop_notes): Likewise.
11171 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
11172 edirect_branch_edge, force_nonfallthru_and_redirect,
11173 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
11174 commit_edge_insertions, commit_edge_insertions_watch_calls,
11175 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
11176 cfg_layout_redirect_edge_and_branch_force,
11177 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
11178 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
11179 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
11180 cgraph_varpool_node): Likewise.
11181 * cgraphunit.c (cgraph_finalize_function,
11182 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
11183 cgraph_expand_function, cgraph_remove_unreachable_nodes,
11184 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
11185 cgraph_mark_inline, cgraph_expand_all_functions,
11186 cgraph_build_static_cdtor): Likewise.
11187 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
11188 simplify_logical, distribute_notes, insn_cuid): Likewise.
11189 * conflict.c (conflict_graph_add, print_conflict): Likewise.
11190 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
11191 coverage_checksum_string): Likewise.
11192 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
11193 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
11194 cse_cc_succs, cse_condition_code_reg): Likewise.
11195 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
11196 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
11197 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
11198 cselib_record_set): Likewise.
11199
11200 2004-09-07 Jan Hubicka <jh@suse.cz>
11201
11202 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
11203
11204 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11205
11206 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
11207 fold_convert.
11208 (fold_builtin_strpbrk): Likewise.
11209 * expr.c (array_ref_low_bound): Likewise.
11210 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
11211 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
11212 * tree-sra.c (generate_element_zero): Likewise.
11213 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
11214 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
11215 add_old_iv_candidates, add_iv_candidates): Likewise.
11216 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
11217
11218 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11219
11220 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
11221 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
11222 c_expand_expr, boolean_increment, nonnull_check_p,
11223 check_function_arguments_recurse, fold_offsetof_1): Likewise.
11224 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
11225 builtin_define_type_max): Likewise.
11226 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
11227 implicit_decl_warning, builtin_function, build_compound_literal,
11228 complete_array_type, grokdeclarator, get_parm_info,
11229 start_function, store_parm_decls_oldstyle,
11230 c_write_global_declarations): Likewise.
11231 * c-format.c (get_constant, decode_format_attr,
11232 maybe_read_dollar_number, get_flag_spec, check_format_arg,
11233 check_format_types, format_type_warning,
11234 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
11235 init_dynamic_diag_info, handle_format_attribute): Likewise.
11236 * c-gimplify.c (push_context, pop_context, finish_bc_block):
11237 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
11238 * c-objc-common.c (c_tree_printer): Likewise.
11239 * c-pch.c (pch_init): Likewise.
11240 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
11241 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
11242 * c-typeck.c (c_incomplete_type_error, composite_type,
11243 common_pointer_type, common_type, same_translation_unit_p,
11244 tagged_types_tu_compatible_p, finish_init, pop_init_level,
11245 set_designator, set_nonincremental_init_from_string,
11246 process_init_element, c_finish_if_stmt): Likewise.
11247 * caller-save.c (init_caller_save, save_call_clobbered_regs,
11248 insert_restore, insert_save, insert_one_insn): Likewise.
11249 * calls.c (emit_call_1, compute_argument_block_size,
11250 precompute_arguments, expand_call, emit_library_call_value_1,
11251 store_one_arg): Likewise.
11252
11253 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11254
11255 * configure.ac (enable-checking): Add release option. Reorganize
11256 to avoid repetition.
11257 * configure: Rebuilt.
11258 * doc/install.texi (enable-checking): Amend documentation.
11259
11260 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
11261
11262 PR bootstrap/17313
11263 * Makefile.in (specs.ready): Depend on cc1$(exeext).
11264
11265 2004-09-06 James E Wilson <wilson@specifixinc.com>
11266
11267 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
11268 movdf_hardfloat_32bit): Split fG into two alternatives.
11269 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
11270
11271 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
11272
11273 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
11274
11275 * final.c (output_in_slot): Delete.
11276 (final_scan_insn): Revert 2004-09-03 change.
11277 (output_asm_insn): Likewise.
11278 * config/sparc/sparc.c (output_return): Likewise.
11279 (output_sibcall): Likewise.
11280
11281 2004-09-06 Jan Hubicka <jh@suse.cz>
11282
11283 * loop.c (loop_dump_aux): Do not print RTL when not available.
11284 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
11285 frontend specific type nodes.
11286 (produce_memory_decl_rtl): Break out from ...
11287 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
11288 (get_computation_at): Avoid random tree sharing.
11289 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
11290
11291 2004-09-06 Zack Weinberg <zack@codesourcery.com>
11292
11293 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
11294 unnecessary commands.
11295
11296 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
11297
11298 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
11299 (bitmap.o): Likewise.
11300
11301 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
11302
11303 Unify the management of RTL and tree-level dump files.
11304
11305 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
11306 Don't print function name to the dump file, the pass manager
11307 would do this for us. Add code from the top of
11308 rest_of_compilation, up to the initial RTL dump.
11309 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
11310 close the DFI_sibling dump file.
11311 (rest_of_compilation): Don't do that here. Remove code up to the
11312 initial RTL dump.
11313 (init_optimization_passes): Remove.
11314 (pass_rest_of_compilation): Change pass name to NULL.
11315 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
11316 Do not call init_optimization_passes.
11317 * toplev.h (init_optimization_passes): Remove.
11318
11319 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11320 finish_graph_dump_file): Remove SUFFIX parameter.
11321 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
11322 finish_graph_dump_file): Likewise.
11323
11324 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
11325 * cfgexpand.c (pass_expand): Adjust.
11326 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
11327 * passes.c (pass_rest_of_compilation): Adjust.
11328 * predict.c (pass_profile): Adjust.
11329 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
11330 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
11331 pass_split_crit_edges, pass_warn_function_return): Adjust.
11332 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
11333 * tree-dfa.c (pass_referenced_vars): Adjust.
11334 * tree-eh.c (pass_lower_eh): Adjust.
11335 * tree-if-conv.c (pass_build_ssa): Adjust.
11336 * tree-into-ssa.c (pass_build_ssa): Adjust.
11337 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
11338 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
11339 * tree-nrv.c (pass_nrv): Adjust.
11340 * tree-optimize.c (pass_gimple, pass_all_optimizations,
11341 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11342 pass_init_datastructures): Adjust.
11343 * tree-outof-ssa.c (pass_del_ssa): Adjust.
11344 * tree-profile.c (pass_tree_profile): Adjust.
11345 * tree-sra.c (pass_sra): Adjust.
11346 * tree-ssa-alias.c (pass_may_alias): Adjust.
11347 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
11348 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
11349 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
11350 * tree-ssa-dom.c (pass_dominator): Adjust.
11351 * tree-ssa-dse.c (pass_dse): Adjust.
11352 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
11353 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
11354 * tree-ssa-loop-ch.c (pass_ch): Adjust.
11355 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
11356 pass_loop_done, pass_complete_unroll, pass_iv_canon,
11357 pass_iv_optimize, pass_vectorize): Adjust.
11358 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
11359 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
11360 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
11361 pass_late_warn_uninnitialized): Adjust.
11362 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
11363
11364 * Makefile.in (tree-dump.o): Add new dependencies.
11365 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
11366 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
11367 Likewise.
11368 * toplev.c (dump_file_name): New.
11369 * tree-dump.c (dump_enable_all): Add LETTER parameter.
11370 (struct dump_file_info): Add NUM and LETTER fields.
11371 (dump_files): Adjust and add RTL dump files.
11372 (dump_register): Add NUM and LETTER fields.
11373 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
11374 (dump_begin): Use get_dump_file_name.
11375 (dump_switch_p_1): Adjust call to dump_enable_all.
11376 * tree-dump.h (dump_register): Adjust prototype.
11377 * tree-optimize.c (register_one_dump_file): Take dump file index.
11378 Support flags for RTL dumps.
11379 (register_dump_files): Fill in NUM field of struct dump_file_info.
11380 Track properties both when the gate is executed and when it is not.
11381 (execute_todo): Dump RTL. Add PROPERTIES parameter.
11382 (execute_one_pass): Pass properties to execute_todo. Handle VCG
11383 dumps of RTL.
11384 * tree-pass.h (dump_file_name): New.
11385 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
11386 New.
11387
11388 * Makefile.in (passes.o): Add new dependencies.
11389 * passes.c (struct dump_file_info, enum dump_file_index,
11390 dump_file_tbl, init_optimization_passes): Remove.
11391 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
11392 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
11393 dump_enabled_p.
11394 (finish_optimization_passes): Update finish_graph_dump_file loop.
11395 (enable_rtl_dump_file): Remove.
11396 * tree-dump.c (dump_files): Adjust and add RTL dump files.
11397 (enable_rtl_dump_file): Add here.
11398 * tree.h (enum tree_dump_index): Add RTL dump file indices.
11399 * doc/invoke.texi (Debugging options): Document new RTL debugging
11400 options. Update.
11401
11402 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
11403
11404 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
11405 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
11406 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
11407 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
11408 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
11409 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
11410 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
11411 vec.h: Fix comment formatting.
11412
11413 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
11414
11415 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
11416 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
11417 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
11418 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
11419 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
11420 tree-ssa-loop-niter.c, tree-ssa-operands.c,
11421 tree-ssa-operands.h, tree-ssa-propagate.c,
11422 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
11423 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
11424
11425 2004-09-05 Diego Novillo <dnovillo@redhat.com>
11426
11427 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
11428 vectorizer is enabled.
11429
11430 2004-09-05 Andreas Jaeger <aj@suse.de>
11431
11432 * tree-if-conv.c: Spell check comments and clean up whitespace.
11433
11434 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11435
11436 * tree-ssa-loop-ivopts.c: New file.
11437 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
11438 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
11439 target_pres_cost, target_spill_cost): Declare.
11440 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
11441 spill_cost): Renamed to ...
11442 (target_avail_regs, target_res_regs, target_small_cost,
11443 target_pres_cost, target_spill_cost): ... and exported.
11444 (init_set_costs, global_cost_for_size): Work with renamed variables.
11445 * common.opt (flag_ivopts): New flag.
11446 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
11447 REF_ORIGINAL.
11448 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
11449 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
11450 generating SSA form.
11451 (force_gimple_operand): New function.
11452 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
11453 * tree-cfg.c (stmt_bsi): New function.
11454 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
11455 PARAM_IV_MAX_CONSIDERED_USES): New.
11456 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
11457 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
11458 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
11459 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
11460 * tree-nested.c (build_addr): Export.
11461 * tree-optimize.c (init_tree_optimization_passes): Add
11462 pass_iv_optimize.
11463 * tree-pass.h (pass_iv_optimize): Declare.
11464 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
11465 IMAGPART_EXPR.
11466 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
11467 as a phi node argument.
11468 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
11469 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
11470 functions.
11471 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
11472 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
11473 pass_iv_optimize): New pass.
11474 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
11475 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
11476 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
11477 * tree.h (REF_ORIGINAL): New macro.
11478 (build_int_cst_type, unsigned_type_for, zero_p,
11479 cst_and_fits_in_hwi, build_addr): Declare.
11480 * doc/invoke.texi (-fivopts): Document.
11481 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
11482 PARAM_IV_MAX_CONSIDERED_USES): Document.
11483 * doc/passes.texi: Document induction variable optimizations pass.
11484
11485 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11486
11487 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
11488 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
11489 * c-common.c (c_common_attribute_table): Accept parameters to
11490 sentinel attribute.
11491 (check_function_sentinel, handle_sentinel_attribute): Likewise.
11492 * doc/extend.texi: Update accordingly.
11493
11494 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11495
11496 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
11497 New.
11498 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
11499 attribute.
11500 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
11501 New functions.
11502 (c_common_attribute_table): Add `sentinel' attribute.
11503 (check_function_arguments): Handle `sentinel' attribute.
11504 * doc/extend.texi: Document `sentinel' attribute.
11505
11506 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
11507
11508 * configure: Regenerated.
11509
11510 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11511
11512 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
11513
11514 * tree.c (save_expr): No longer TREE_READONLY.
11515
11516 2004-09-04 Jan Hubicka <jh@suse.cz>
11517
11518 * passes.c (rest_of_clean_state): Fix merge conflict made during
11519 commiting the patch.
11520
11521 2004-09-04 Jan Hubicka <jh@suse.cz>
11522
11523 * passes.c (rest_of_clean_state): Decompose the instruction stream.
11524
11525 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
11526
11527 * doc/md.texi (shift patterns): New anchor. Add reference to
11528 TARGET_SHIFT_TRUNCATION_MASK.
11529 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
11530 * target.h (shift_truncation_mask): New target hook.
11531 * targhook.h (default_shift_truncation_mask): Declare.
11532 * targhook.c (default_shift_truncation_mask): Define.
11533 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
11534 (TARGET_INITIALIZER): Include it.
11535 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
11536 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
11537 reject all out-of-range values. Fix sign-extension code for modes
11538 whose width is smaller than HOST_BITS_PER_WIDE_INT.
11539 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
11540 (expand_superword_shift, expand_subword_shift): Likewise.
11541 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
11542 (expand_binop): Use them to implement double-word shifts.
11543 * config/arm/arm.c (arm_shift_truncation_mask): New function.
11544 (TARGET_SHIFT_TRUNCATION_MASK): Define.
11545
11546 2004-09-04 Jan Hubicka <jh@suse.cz>
11547
11548 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
11549 (mix): New macro copied from hashtab.c
11550 (iterative_hash_hashval_t, iterative_hash_pointer,
11551 iterative_hash_host_wide_int): New functions based on hashtab.c
11552 implementation.
11553
11554 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
11555
11556 * config/mips/mips.md (mask): New mode attribute.
11557 (zero_extendsidi2): Add memory alternative.
11558 (*zero_extendsidi2_mem): Delete.
11559 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
11560 memory_operand in the TARGET_MIPS16 check.
11561 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
11562 Redefine using :GPR and :SHORT.
11563 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
11564
11565 2004-09-04 Uros Bizjak <uros@kss-loka.si>
11566
11567 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
11568 using rint_optab.
11569 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
11570 expand_builtin_mathfn.
11571 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
11572 btrunc?f patterns for btrunc_optab. Implement rint_optab using
11573 rint?f patterns.
11574 * optabs.c (init_optabs): Initialize rint_optab.
11575 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
11576 Add new OTI_rint.
11577 (btrunc_optab): Rename macro from trunc_optab.
11578 (rint_optab): Define corresponding macro.
11579
11580 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
11581 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
11582
11583 * config/i386/i386-protos.h (emit_i387_cw_initialization):
11584 Change prototype. Add new int parameter.
11585 * config/i386/i386.c (emit_i387_cw_initialization):
11586 Handle new rounding modes.
11587
11588 * config/i386/i386.h (enum fp_cw_mode): Delete.
11589 (MODE_NEEDED): Handle new rounding modes.
11590 (EMIT_MODE_SET): Change condition to handle new rounding modes.
11591
11592 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
11593 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
11594 represent different rounding modes of frndint insn.
11595 (type): Add frndint type.
11596 (i387, length, memory): Handle this type.
11597 (i387_cw): New attribute definition.
11598 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
11599 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
11600 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
11601 Add "i387_cw" attribute defined to "trunc".
11602 (x86_fnstcw_1): Remove comment.
11603 (*frndintxf2): Rename insn definition to frndintxf2. Move
11604 insn definition near rint?f2 expanders.
11605 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
11606 rintf and rintl built-ins as inline x87 intrinsics.
11607 (frndintxf2_floor): New pattern to implement floor rounding
11608 mode with frndint x87 instruction.
11609 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
11610 floorf and floorl built-ins as inline x87 intrinsics.
11611 (frndintxf2_ceil): New pattern to implement ceil rounding
11612 mode with frndint x87 instruction.
11613 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
11614 ceilf and ceill built-ins as inline x87 intrinsics.
11615 (frndintxf2_trunc): New pattern to implement trunc rounding
11616 mode with frndint x87 instruction.
11617 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
11618 truncf and truncl built-ins as inline x87 intrinsics.
11619 (frndintxf2_mask_pm): New pattern to implement rounding
11620 mode with exceptions with frndint x87 instruction.
11621 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
11622 implement nearbyint, nearbyintf and nearbyintl built-ins as
11623 inline x87 intrinsics.
11624
11625 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
11626
11627 * config/mips/mips.md (SHORT): New mode macro.
11628 (size): New mode attribute.
11629 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
11630 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
11631 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
11632 !ISA_HAS_SEB_SEH.
11633 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
11634 *extend[qh]isi2_hw patterns and extending them to di.
11635 (extendqihi2): Implement as define_insn_and_split that produces
11636 extendqisi2 after reload.
11637
11638 2004-09-03 Devang Patel <dpatel@apple.com>
11639
11640 * Makefile.in (OBJS-common): Add tree-if-conv.o
11641 (tree-if-conv.o): New rule.
11642 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
11643 (get_loop_body_in_bfs_order): New.
11644 * cfgloop.h (get_loop_body_in_bfs_order): New.
11645 * tree-flow.h (enum move_pos): Move here from ..
11646 * tree-ssa-loop-im.c (enum move_pos): here.
11647 (movement_possibility): Make externally visible.
11648 * tree-optimize.c (init_tree_optimization_passes): New entry for
11649 if conversion pass.
11650 * tree-pass.h (pass_if_conversion): New.
11651 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
11652 * tree-if-conv.c: New file.
11653 * doc/passes.texi: Document tree if-conversion pass.
11654 * doc/tree-ssa.texi: Same.
11655
11656 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
11657
11658 PR target/14925:
11659 Makefile.in (LIB2ADDEHSTATIC): New.
11660 (LIB2ADDEHSHARED): New.
11661 (LIBUNWIND): New.
11662 (LIBUNWINDDEP): New.
11663 (SHLIBUNWIND_LINK): New.
11664 (SHLIBUNWIND_INSTALL): New.
11665 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
11666 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
11667 (clean): Remove libunwind*
11668 (stage1-start): Remove and copy stage1/libunwind*.
11669 (stage2-start): Remove and copy stage2/libunwind*.
11670 (stage3-start): Remove and copy stage3/libunwind*.
11671 (stage4-start): Remove and copy stage4/libunwind*.
11672 (stageprofile-start): Remove and copy stageprofile/libunwind*.
11673 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
11674
11675 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
11676 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
11677 tmake_file if --with-system-libunwind isn't used.
11678
11679 * config/ia64/t-glibc-libunwind: New file.
11680 * config/t-libunwind-elf: Likewise.
11681 * unwind-compat.c: Likewise.
11682 * unwind-compat.h: Likewise.
11683 * unwind-dw2-fde-compat.c: Likewise.
11684
11685 * config/ia64/t-glibc (LIB2ADDEH): Updated.
11686 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
11687
11688 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
11689 aliases if needed.
11690 * unwind-dw2-fde-glibc.c: Likewise.
11691 * unwind-dw2.c: Likewise.
11692
11693 * config/t-libunwind (LIB2ADDEH): Updated.
11694 (LIB2ADDEHSTATIC): New.
11695 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
11696 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
11697
11698 * configure.ac: Change --enable-libunwind-exceptions to
11699 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
11700 * configure: Regenerated.
11701 * config.in: Updated.
11702
11703 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
11704 above and mention --with-system-libunwind.
11705 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
11706 removed in gcc 3.4.3 and later.
11707
11708 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
11709 USE_LIBUNWIND_EXCEPTIONS is defined.
11710
11711 * mklibgcc.in: Support libunwind.
11712
11713 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
11714
11715 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
11716 m_NOCONA.
11717
11718 2004-09-03 Richard Henderson <rth@redhat.com>
11719
11720 PR middle-end/9997
11721 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
11722 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
11723 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
11724 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
11725 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
11726 resize_stack_vars_conflict, add_stack_var_conflict,
11727 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
11728 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
11729 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
11730 expand_one_static_var, expand_one_hard_reg_var,
11731 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
11732 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
11733 (expand_used_vars): Rewrite.
11734 * Makefile.in (cfgexpand.o): Update dependencies.
11735
11736 2004-09-04 Jan Hubicka <jh@suse.cz>
11737
11738 * cfg.c (free_edge): Use ggc_free.
11739 (expunge_block): Use ggc_free.
11740 * passes.c (rest_of_clean_state): Free after compilation.
11741 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
11742 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
11743
11744 2004-09-03 James E Wilson <wilson@specifixinc.com>
11745
11746 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
11747 DECL_EXTERNAL check.
11748
11749 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11750
11751 * final.c (output_in_slot): New global variable.
11752 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
11753 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
11754 'output_in_slot' before invoking output_asm_insn.
11755 (output_asm_insn): Add a space after the tab if 'output_in_slot'
11756 is set.
11757 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
11758 final_scan_insn.
11759 (output_sibcall): Likewise.
11760
11761 2004-09-03 Jan Hubicka <jh@suse.cz>
11762
11763 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
11764 * tree-ssanames (init_ssanames): Likewise.
11765
11766 2004-09-03 Ziemowit Laski <zlaski@apple.com>
11767
11768 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
11769 objc_declare_protocols, objc_start_protocol,
11770 objc_start_class_interface, objc_start_category_interface,
11771 objc_continue_interface, objc_finish_interface,
11772 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
11773 objc_start_class_implementation, objc_start_category_implementation,
11774 objc_continue_implementation, objc_finish_implementation,
11775 objc_add_method_declaration, objc_start_method_definition,
11776 objc_finish_method_definition, objc_build_keyword_decl,
11777 objc_build_method_signature, objc_build_encode_expr,
11778 objc_build_protocol_expr, objc_build_selector_expr,
11779 objc_build_message_expr, objc_build_string_object,
11780 objc_get_class_reference, objc_get_protocol_qualified_type,
11781 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
11782
11783 2004-09-03 James E Wilson <wilson@specifixinc.com>
11784
11785 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
11786
11787 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
11788 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
11789 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
11790 (mips_recip1_<fmt>): Use frdiv1 type.
11791 (mips_recip2_<fmt>): Use frdiv2 type.
11792 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
11793 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
11794 and frsqrt1.
11795 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
11796
11797 2004-09-03 Daniel Jacobowitz <dan@debian.org>
11798
11799 * reload.c (find_reloads): Swap operand_loc pointers for
11800 find_dummy_reload if we have swapped two operands.
11801
11802 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
11803
11804 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
11805 to get the tablejump-insn before the jump-table label.
11806
11807 2004-09-03 Ziemowit Laski <zlaski@apple.com>
11808
11809 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
11810 objc_declare_protocols, objc_build_message_expr,
11811 objc_finish_message_expr, objc_build_selector_expr,
11812 objc_build_protocol_expr, objc_build_encode_expr,
11813 objc_build_string_object, objc_get_protocol_qualified_type,
11814 objc_get_class_reference, objc_get_class_ivars,
11815 objc_start_class_interface, objc_start_category_interface,
11816 objc_start_protocol, objc_continue_interface, objc_finish_interface,
11817 objc_start_class_implementation, objc_start_category_implementation,
11818 objc_continue_implementation, objc_finish_implementation,
11819 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
11820 objc_add_method_declaration, objc_start_method_definition,
11821 objc_finish_method_definition, objc_add_instance_variable,
11822 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
11823 objc_finish_try_stmt, objc_begin_catch_clause,
11824 objc_finish_catch_clause, objc_build_finally_clause,
11825 objc_build_synchronized, objc_static_init_needed_p,
11826 objc_generate_static_init_call): New prototypes.
11827
11828 2004-09-03 Steve Ellcey <sje@cup.hp.com>
11829
11830 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
11831 is only one reg.
11832 (ia64_function_value): Ditto.
11833
11834 2004-09-03 Jan Beulich <jbeulich@novell.com>
11835
11836 * config.gcc: Resurrect NetWare as a target. Handle special case of
11837 Novell linker to be used (specified through --with-ld=) and threading
11838 model of either Posix (default) or NKS.
11839 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
11840 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
11841 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
11842 * config/i386/netware.c, config/i386/netware.h: New.
11843 * config/i386/nwld.c, config/i386/nwld.h: New.
11844 * config/i386/netware-crt0.c: New.
11845 * config/i386/netware-libgcc.c: New.
11846 * config/i386/netware-libgcc.def: New.
11847 * config/i386/netware-libgcc.exp: New.
11848 * config/i386/t-netware, config/i386/t-nwld: New.
11849 * gthr-nks.h: New.
11850 * doc/install.texi: Document NKS threading model.
11851
11852 2004-09-03 Jan Beulich <jbeulich@novell.com>
11853
11854 PR c/7054
11855 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
11856 * tree.h (initial_max_fld_align): Declare
11857 * stor-layout.c (initial_max_fld_align): Define and initialize.
11858 (maximum_field_alignment): Initialize to the same value.
11859 * common.opt: Add -fpack-struct= variant of switch.
11860 * opts.c: Handle -fpack-struct= variant of switch.
11861 * c-pragma.c: Change #pragma pack() handling so that it becomes
11862 compatible to other compilers: accept individual 'push' argument,
11863 make final pop restore (command line) default, correct interaction
11864 of push/pop and sole specification of a new alignment (so that the
11865 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
11866 to #pragma pack(push, <n>).
11867 * doc/extend.texi: New node "Structure-Packing Pragmas" under
11868 "Pragmas", describing #pragma pack.
11869 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
11870 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
11871 Document new TARGET_DEFAULT_PACK_STRUCT.
11872
11873 2004-09-03 Devang Patel <dpatel@apple.com>
11874
11875 * dwarf2out.c (gen_field_die). Equate decl number to die.
11876
11877 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
11878
11879 PR target/15832
11880 * global.c (modify_reg_pav): New function.
11881 (make_accurate_live_analysis): Call the new function. Move pavin
11882 modification by earlyclobber set into the new function.
11883
11884 2004-09-03 Andreas Schwab <schwab@suse.de>
11885
11886 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
11887 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
11888 extended.
11889
11890 2004-09-02 Jan Beulich <jbeulich@novell.com>
11891
11892 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
11893 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
11894 not unwind code specific ones.
11895 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
11896 Remove unwind code specific dependencies.
11897 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
11898 Remove gbl-ctors.h.
11899 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
11900 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
11901 * tsystem.h: Declare memcpy and memset when inhibit_libc.
11902
11903 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
11904
11905 * combine.c (try_combine): Delay modifying of insns which cannot
11906 be easily undone.
11907
11908 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
11909
11910 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
11911 tree-loop-im.
11912 * gcc/tree-ssa-loop.c: Ditto
11913 * gcc/tree-ssa-loop-ivcanon.c: Ditto
11914 * gcc/doc/invoke.texi: Ditto.
11915
11916 2004-09-02 Ziemowit Laski <zlaski@apple.com>
11917
11918 * c-decl.c (store_parm_decls_newstyle): Make static.
11919 (store_parm_decls_from): New function.
11920 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
11921 (store_parm_decls_from): New prototype.
11922
11923 2004-09-02 David Edelsohn <edelsohn@gnu.org>
11924
11925 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
11926 HImode with STRICT_ALIGNMENT.
11927
11928 2004-09-02 Mark Mitchell <mark@codesourcery.com>
11929
11930 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
11931 (TARGET_OS_CPP_BUILTINS): Likewise.
11932 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
11933 TARGET_BPABI_CPP_BUILTINS.
11934
11935 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
11936
11937 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
11938
11939 2004-09-02 Eric Christopher <echristo@redhat.com>
11940
11941 * builtins.c (expand_builtin_cabs): Delete.
11942 (expand_builtin): If unable to fold the values do a normal
11943 library call for builtin_cab*.
11944 (fold_builtin_cabs): Depend on optimize and optimize_size.
11945 * optabs.c (expand_cmplxdiv_straight): Delete.
11946 (expand_cmplxdiv_wide): Ditto.
11947 (expand_vector_binop): Ditto.
11948 (expand_vector_unop): Ditto.
11949 (expand_complex_abs): Delete.
11950 (expand_binop): Remove calls to above functions.
11951 Remove open coding of complex arithmetic.
11952 (expand_unop): Ditto.
11953 * optabs.h: Remove prototypes.
11954
11955 2004-09-02 Ziemowit Laski <zlaski@apple.com>
11956
11957 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
11958 * c-tree.h (store_parm_decls_newstyle): New prototype.
11959
11960 2004-09-02 Geoffrey Keating <geoffk@apple.com>
11961
11962 * config/rs6000/rs6000.c (expand_block_clear): Use vector
11963 instructions if available.
11964 (expand_block_move): Likewise.
11965
11966 2004-09-03 Jan Hubicka <jh@suse.cz>
11967
11968 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
11969
11970 2004-09-02 Mark Mitchell <mark@codesourcery.com>
11971
11972 * config/arm/symbian.h (LIB_SPEC): Define to empty.
11973 * config/arm/t-symbian (SHLIB_LC): Likewise.
11974
11975 2004-09-02 Paul Brook <paul@codesourcery.com>
11976
11977 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
11978
11979 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
11980
11981 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
11982 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
11983 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
11984 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
11985 (mips_issue_rate): Remove unreachable abort.
11986 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
11987 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
11988 (mips_block_move_straight, print_operand_address, mips_file_start)
11989 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
11990 (mips_output_conditional_branch, mips_expand_builtin_direct)
11991 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
11992 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
11993 with gcc_assert.
11994
11995 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
11996
11997 * config/mips/mips.md (*lea_high64): Change split condition to
11998 flow2_completed. Add a peephole2 to generate a more parallel version.
11999
12000 2004-09-02 Jan Hubicka <jh@suse.cz>
12001
12002 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
12003 GGC.
12004
12005 * ggc-page.c: include tree-flow.h.
12006 (extra_order_size_table): Add stmt_ann_d.
12007 (STAT_LABEL): Rename from ....
12008 (LABEL): ... this one.
12009 * Makefile.in (ggc-page.o): Add dependency.
12010
12011 * ggc-common.c (ggc_force_collect): New global variable.
12012 (loc_description): Add fields "freed", "collected"
12013 (ptr_hash): New static hash
12014 (ptr_hash_entry): New structure.
12015 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
12016 (ggc_record_overhead): Take ptr argument, record it
12017 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
12018 (cmp_statistics): Imrove sorting.
12019 (dump_ggc_loc_statistics): Output newly collected statistics
12020 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
12021 (ggc_free): Call ggc_free_overhead.
12022 (ggc_collect): Force collection when asked to be forced.
12023 (ggc_collect): Call ggc_prune_overhead_list.
12024 * ggc.h (ggc_force_collect): Declare
12025 (ggc_record_overhead): Update prototype.
12026 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
12027
12028 2004-09-02 James E Wilson <wilson@specifixinc.com>
12029
12030 * common.opt (ftrapping-math): Default to on.
12031
12032 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
12033
12034 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
12035
12036 2004-09-02 Denis Chertykov <denisc@overta.ru>
12037
12038 PR target/16884
12039 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
12040 match_scratch.
12041 (*movmemqi_insn): Likewise.
12042 (*movmemhi): Likewise.
12043 (clrmemhi): Likewise.
12044 (*clrmemqi): Likewise.
12045 (*clrmemhi): Likewise.
12046
12047 2004-09-02 Paul Brook <paul@codesourcery.com>
12048
12049 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
12050 default_use_cxa_atexit=yes.
12051
12052 2004-09-02 Alan Modra <amodra@bigpond.net.au>
12053
12054 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
12055 (struct kernel_old_ucontext): Delete.
12056 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
12057 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
12058 when IN_LIGGCC2.
12059
12060 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
12061
12062 * toplev.c (process_options): Fix typo.
12063
12064 2004-09-01 Richard Henderson <rth@redhat.com>
12065
12066 PR middle-end/17258
12067 * calls.c (initialize_argument_information): Tighten pass-through
12068 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
12069 Use build_fold_addr_expr.
12070 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
12071 that assumes ADDR_EXPR allocates stack space.
12072 * fold-const.c (build_fold_addr_expr_with_type): Look through
12073 WITH_SIZE_EXPR.
12074
12075 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
12076
12077 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
12078 * ggc.h (ggc_alloc_rtx): Delete.
12079
12080 2004-09-01 Roger Sayle <roger@eyesopen.com>
12081
12082 * expmed.c (enum alg_code): Remove long unused enumeration values.
12083 (struct mult_cost): New structure to hold the "score" of a synthetic
12084 multiply sequence, including both a rtx_cost and a latency field.
12085 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
12086 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
12087 (struct algorithm): Change type of cost field to be mult_cost.
12088 (synth_mult): Change type of cost_limit argument to be a
12089 pointer to a mult_cost. Update all cost comparisons to use the
12090 new mult_cost infrastructure. For alg_add_factor and
12091 alg_sub_factor operations, latency is lower than the rtx_cost.
12092 (choose_mult_variant): Update calls to synth_mult. Perform
12093 cost comparisons using the new mult_cost infrastructure.
12094 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
12095 to optain the total rtx_cost of a synth_mult "algorithm".
12096
12097 2004-09-01 David Edelsohn <edelsohn@gnu.org>
12098
12099 * config/rs6000/power4.md: Increase store latency to 12.
12100 * config/rs6000/power5.md: Same.
12101
12102 2004-09-01 James E Wilson <wilson@specifixinc.com>
12103
12104 PR target/14064
12105 * config/avr/avr.c (avr_unique_section): Delete prototype and
12106 definition.
12107 (TARGET_ASM_UNIQUE_SECTION): Delete.
12108
12109 2004-09-01 Ziemowit Laski <zlaski@apple.com>
12110
12111 * c-parse.in (primary): Call objc_build_message_expr(),
12112 objc_build_selector_expr(), objc_build_protocol_expr(),
12113 objc_build_encode_expr() and objc_build_string_object() instead of
12114 build_message_expr(), build_selector_expr(), build_protocol_expr(),
12115 build_encode_expr() and build_objc_string_object(), respectively.
12116 (component_decl_list2): Call objc_get_class_ivars() instead of
12117 get_class_ivars_from_name().
12118 (keyworddecl): Call objc_build_keyword_decl() instead of
12119 build_keyword_decl().
12120 (receiver): Call objc_get_class_reference() instead of
12121 get_class_reference().
12122 (reswords): Add blank line before @@ifobjc section, for clarity.
12123
12124 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
12125
12126 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
12127 to Altivec vetors.
12128
12129 2004-09-01 Wu Yongwei <adah@sh163.net>
12130 Danny Smith <dannysmith@users.sourceforge.net>
12131
12132 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
12133 not Windows 'DWORD'.
12134 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
12135 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
12136 (__gthr_win32_recursive_mutex_init_function): Add prototype for
12137 __GTHREAD_HIDE_WIN32API case..
12138 (__gthr_win32_recursive_mutex_lock): Likewise.
12139 (__gthr_win32_recursive_mutex_trylock): Likewise.
12140 (__gthr_win32_recursive_mutex_unlock): Likewise.
12141 (__gthread_recursive_mutex_init_function); Add definition for
12142 __GTHREAD_HIDE_WIN32API case.
12143 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
12144 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
12145 call to InterlockedDecrement.
12146
12147 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12148
12149 * tree-tailcall.c (find_tail_calls): Also fail is statement has
12150 volatile operands.
12151
12152 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
12153
12154 * doc/c-tree.texi: Document new operands for ARRAY_REF and
12155 COMPONENT_REF.
12156
12157 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12158
12159 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
12160 * common.opt (fspeculative-prefetching): New.
12161 * flags.h (flag_speculative_prefetching_set): Declare.
12162 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
12163 values.
12164 * opts.c (flag_sepculative_prefetching_set): New variable.
12165 (common_handle_option): Handle -fspeculative-prefetching.
12166 * passes.c (rest_of_compilation): Ditto.
12167 * profile.c (instrument_values, compute_value_histograms, branch_prob):
12168 Use vectors instead of arrays.
12169 * toplev.c (process_options): Handle -fspeculative-prefetching.
12170 * rtl-profile.c: Include ggc.h.
12171 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
12172 rtl_gen_one_value_profiler_no_edge_manipulation,
12173 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
12174 argument changed.
12175 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
12176 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
12177 argument changed.
12178 * value-prof.c: Include ggc.h.
12179 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
12180 macros.
12181 (insn_prefetch_values_to_profile, find_mem_reference_1,
12182 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
12183 speculative_prefetching_transform): New.
12184 (value_profile_transformations): Call speculative_prefetching_transform.
12185 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
12186 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
12187 tree_find_values_to_profile, find_values to profile): Use vectors
12188 instead of arrays.
12189 (free_profiled_values): Removed.
12190 * value-prof.h (struct histogram_value): Renamed to
12191 struct histogram_value_t.
12192 (histogram_value, histogram_values): New types.
12193 (find_values_to_profile): Declaration changed.
12194 (free_profiled_values): Removed.
12195 (struct profile_hooks): Type of argument of the hooks changed to
12196 histogram_value.
12197 * doc/invoke.texi (-fspeculative-prefetching): Document.
12198
12199 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12200
12201 PR rtl-optimization/16408
12202 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
12203
12204 2004-09-01 Richard Henderson <rth@redhat.com>
12205
12206 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
12207 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
12208
12209 2004-09-01 Jakub Jelinek <jakub@redhat.com>
12210
12211 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
12212
12213 2004-09-01 Mike Stump <mrs@apple.com>
12214
12215 * config/darwin.c (machopic_symbol_defined_p): In addition to
12216 being SYMBOL_REF_LOCAL_P, a symbol must also be
12217 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
12218 defined in this output file, or translation unit in the case
12219 of IMA not being used.
12220 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
12221 never need .indirect_symbol when indirecting.
12222
12223 2004-09-01 Jakub Jelinek <jakub@redhat.com>
12224
12225 * Makefile.in (bb-reorder.o): Add several dependencies.
12226
12227 2004-09-01 Jakub Jelinek <jakub@redhat.com>
12228
12229 * fold-const.c (operand_equal_p): Require equal sign also for
12230 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
12231
12232 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
12233
12234 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
12235 for use in configargs.h. Put the cname in a separate variable. Use
12236 that to set target_cpu_default2.
12237
12238 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
12239 Nick Clifton <nickc@redhat.com>
12240
12241 * config/sh/sh.md ("length"): Increase branch length when
12242 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
12243 constant, 2 byte for aligning the constant.
12244
12245 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
12246
12247 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
12248 CPU.
12249 (arm7tdmi-s): New CPU name.
12250 * arm/arm.c (ARM_CORE): Update for new format.
12251 * arm/arm.h (ARM_CORE): Likewise.
12252 * arm/gentune.sh: Update for extra field.
12253 * config.gcc: Likewise.
12254 * arm/arm-tune.md: Regenerate.
12255 * doc/invoke.texi: Document the real processor names for ARM cpus.
12256
12257 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
12258
12259 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
12260 (floatdidf): New functions.
12261 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
12262 (floatdisf): New functions.
12263 * t-arm-elf: Use them.
12264
12265 2004-09-01 Ziemowit Laski <zlaski@apple.com>
12266
12267 * c-common.h (lookup_interface): Remove prototype.
12268 (is_class_name): Rename to objc_is_class_name.
12269 (lookup_objc_ivar): Rename to objc_lookup_ivar.
12270 (get_current_scope): Rename to objc_get_current_scope.
12271 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
12272 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
12273 (yylexname): Call objc_is_class_name() instead of is_class_name().
12274 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
12275 instead of lookup_objc_ivar().
12276 * stub-objc.c (lookup_interface): Remove stub.
12277 (is_class_name): Rename to objc_is_class_name.
12278 (lookup_objc_ivar): Rename to objc_lookup_ivar.
12279
12280 2004-08-31 Mark Mitchell <mark@codesourcery.com>
12281
12282 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
12283 * config/arm/lib1funcs.asm: Do not include supplemental .S files
12284 when compiling for Symbian.
12285 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
12286 (TARGET_OS_CPP_BUILTINS): Likewise.
12287 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
12288
12289 2004-08-31 Stan Shebs <shebs@apple.com>
12290
12291 * toplev.c (process_options): Ensure debug_hooks is initialized.
12292
12293 2004-08-31 Mark Mitchell <mark@codesourcery.com>
12294
12295 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
12296 * target.h (cxx): Add export_class_data.
12297 * config/arm/arm.c (arm_cxx_export_class_data): New function.
12298 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
12299 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
12300
12301 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
12302
12303 * config/sh/sh.c (output_branch): Check the insn length possibly
12304 in the delayed slot.
12305
12306 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12307
12308 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
12309 blank after ')'.
12310 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
12311
12312 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
12313 (c_sizeof_of_alignof_type): Likewise.
12314 * expr.c (array_ref_element_size): Likewise.
12315 (highest_pow2_factor_for_target): Likewise.
12316 * gimplify.c (canonicalize_addr_expr): Likewise.
12317 (gimplify_compound_lval): Likewise.
12318 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
12319 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12320 * varasm.c (assemble_variable): Likewise.
12321 (output_constant_def_contents): Alignments are unsigned.
12322
12323 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12324 Jeff Law <law@redhat.com>
12325
12326 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
12327 gets modified.
12328
12329 2004-08-31 Mark Mitchell <mark@codesourcery.com>
12330
12331 * hooks.c (hook_bool_void_true): New function.
12332 * hooks.h (hook_bool_void_true): Declare.
12333 * target-def.h (TARGET_CXX): Add
12334 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
12335 * target.h (struct cxx): Add key_method_may_be_inline.
12336 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
12337 function.
12338 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
12339 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
12340 __THUMB_INTERWORK.
12341
12342 2004-08-31 Denis Chertykov <denisc@overta.ru>
12343
12344 PR target/15417
12345 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
12346 frame pointer register only in Pmode while reload in progress.
12347
12348 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
12349
12350 PR target/15334
12351 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
12352 because it breaks the 32-bit shift patterns that rely on a match_dup.
12353
12354 2004-08-31 Matt Austern <austern@apple.com>
12355
12356 * config/darwin.c (darwin_make_decl_one_only): Allocate section
12357 names once per compilation, instead of once per symbol.
12358
12359 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
12360
12361 * Makefile.in (build_subdir): New substitution.
12362 (fixinc.sh): Simplify heavily since fixincludes is already built.
12363 (stmp-fixinc): Depend on specs.ready.
12364 (install-mkheaders): Use new location of fixincludes.
12365 (clean): Do not descend into fixinc.
12366 (FORBUILD): Replace with ../$(build_subdir).
12367 * configure.ac (build_subdir): Substitute.
12368 (FORBUILD): Do not set.
12369 (all_outputs): Remove fixinc/Makefile.
12370 (default commands): Do not create links in fixinc.
12371 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
12372 the fixincludes configuration steps and substituting
12373 @FIXINCL@ in fixinc.in.
12374 * fixinc.in: New, from fixinc/fixincl.sh.
12375
12376 * fixinc/*: Removed.
12377
12378 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
12379
12380 * attribs.c (strip_attrs): Remove.
12381 (split_specs_attrs): Move ...
12382 * c-decl.c: ... to here.
12383 * tree.h (split_specs_attrs, strip_attrs): Remove.
12384 * c-tree.h (split_specs_attrs): Declare.
12385
12386 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
12387
12388 * read-rtl.c: Disable RTL checking.
12389 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
12390
12391 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
12392
12393 * config/mips/mips.md (fcond): New code macro and attribute.
12394 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
12395 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
12396 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
12397
12398 2004-08-30 Mark Mitchell <mark@codesourcery.com>
12399
12400 Revert:
12401 2004-08-29 Mark Mitchell <mark@codesourcery.com>
12402 PR rtl-optimization/16590
12403 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
12404
12405 2004-08-30 Andrew Pinski <apinski@apple.com>
12406
12407 * hard-reg-set.h:
12408 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
12409 * ChangeLog: Fix previous ChangeLog entry.
12410
12411 PR rtl-opt/13987
12412 * config.host (use_long_long_for_widest_fast_int): New, default is
12413 off.
12414 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
12415 * configure.ac: If use_long_long_for_widest_fast_int, then
12416 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
12417 * configure: Regenerate.
12418 * config.in: Regenerate.
12419 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
12420 New: widest integer type supported efficiently in hardware for the
12421 host.
12422 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
12423 HOST_BITS_PER_WIDEST_FAST_INT.
12424 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
12425 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
12426 HOST_WIDEST_FAST_INT
12427 instead of HOST_WIDE_INT.
12428 (HARD_REG_SET_LONGS): Likewise.
12429 (UHOST_BITS_PER_WIDE_INT): Likewise.
12430 Change the checks for the fast cases to be based on
12431 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
12432
12433 2004-08-30 Steven Bosscher <stevenb@suse.de>
12434
12435 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
12436 not the pointers.
12437
12438 2004-08-30 Geoffrey Keating <geoffk@apple.com>
12439
12440 PR 12738
12441 PR 17205
12442 Radar 3460526
12443 Radar 3775729
12444 * c-decl.c (grokdeclarator): Produce error for 'static' on local
12445 function declaration.
12446
12447 2004-08-30 Richard Henderson <rth@redhat.com>
12448
12449 * expr.c (array_ref_element_size): Force aligned_size back to
12450 sizetype.
12451 (component_ref_field_offset): Similarly for aligned_offset.
12452 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
12453 low-bound, element-size, field-offset fields rather than
12454 computed values.
12455
12456 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
12457
12458 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
12459 redundant code.
12460
12461 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
12462
12463 * c-tree.h (struct language_function): Add arg_info element.
12464 * c-decl.c (current_function_arg_info): New.
12465 (grokdeclarator, store_parm_decls): Use it instead of
12466 DECL_ARGUMENTS.
12467 (c_push_function_context, c_pop_function_context): Save and
12468 restore it.
12469
12470 2004-08-30 Richard Henderson <rth@redhat.com>
12471
12472 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
12473 COMPONENT_REF to pointer arithmetic.
12474 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
12475 constant "c" as a valid constant initializer. Allow narrowing of
12476 differences against the same base object, for any base object.
12477
12478 2004-08-30 Richard Henderson <rth@redhat.com>
12479
12480 * expr.c (expand_expr_addr_expr): New.
12481 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
12482
12483 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
12484
12485 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
12486 (mips_fp_condition): New enum.
12487 (mips_fp_conditions): New array.
12488 (print_fcc_operand): Delete.
12489 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
12490 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
12491 (builtin_description): Add "cond" field.
12492 (DIRECT_BUILTIN): Initialize it.
12493 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
12494 into INSN and CODE. Initialize the "cond" field.
12495 (CMP_BUILTINS): Update accordingly.
12496 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
12497 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
12498 mips_fp_condition as argument. Make it the final operand of the
12499 comparison instruction.
12500 (mips_expand_builtin): Update accordingly.
12501 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
12502 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
12503 the gaps.
12504 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
12505 Don't use the 'Q' operand prefix; just print the operand normally.
12506 (mips_cabs_*, mips_c_*): Delete, replacing with...
12507 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
12508 patterns. Split the 4s versions into 2 ps patterns after reload.
12509
12510 2004-08-30 Richard Henderson <rth@redhat.com>
12511
12512 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
12513 assuming an ADDR_EXPR is non-null.
12514
12515 2004-08-30 Jason Merrill <jason@redhat.com>
12516
12517 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
12518
12519 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
12520
12521 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
12522 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
12523 gcc_assert and gcc_unreachable instead of abort.
12524 * alloc-pool.c (abort, fancy_abort): Remove.
12525 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
12526 gcc_assert or gcc_unreachable.
12527 * attribs.c (init_attributes, decl_attributes): Likewise.
12528 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
12529 mark_bb_for_unlikely_executed_section,
12530 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
12531 fix_crossing_unconditional_branches): Likewise.
12532 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
12533 bitmap_operation): Likewise.
12534 * bt-load.c (insn_sets_btr_p, augment_live_range,
12535 move_btr_def): Likewise.
12536 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
12537 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
12538 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
12539 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
12540 expand_builtin_memcmp, expand_builtin_args_info,
12541 std_gimplify_va_arg_expr, expand_builtin_unop,
12542 expand_builtin_fputs, expand_builtin_profile_func,
12543 expand_builtin_fork_or_exec, fold_builtin_bitop,
12544 fold_builtin_classify, fold_builtin_fputs): Likewise.
12545
12546 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
12547
12548 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
12549 * gcov.c (abort): Remove undef.
12550
12551 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
12552 (struct tree_binfo): Remove primary field.
12553
12554 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
12555
12556 * fixinc/Makefile.in (machname.h): Remove.
12557 (fixincl.x): Do not pass $@ to genfixes.
12558 * fixinc/genfixes: Remove code to produce machname.h.
12559 * fixinc/fixincl.sh: Move it here instead.
12560 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
12561 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
12562 return a bool indicating whether pz_mn_name_pat is NULL.
12563 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
12564 Declare extern C variables for the ENV_TABLE.
12565 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
12566 instead use the result of mn_get_regexps.
12567 * fixinc/fixtests.c: Likewise.
12568
12569 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
12570
12571 * configure.ac: Do not run fixincludes after stage1 during
12572 toplevel bootstrap.
12573 * configure: Regenerate.
12574
12575 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
12576
12577 * sched-deps.c (get_condition): Partially revert previous, by never
12578 trying to extract the condition from a condjump.
12579
12580 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
12581
12582 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
12583 (handle_visibility_attribute, c_determine_visibility): Likewise.
12584 * c-common.h (my_friendly_assert): Remove.
12585
12586 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
12587
12588 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
12589 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
12590 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
12591 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
12592 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
12593
12594 2004-08-30 Diego Novillo <dnovillo@redhat.com>
12595
12596 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
12597 in COMPONENT_REF nodes.
12598
12599 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
12600
12601 PR c++/15378
12602 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
12603 global_dc->warning_as_error_requested.
12604 * diagnostic.c (diagnostic_initialize): Tidy.
12605 * diagnostic.h (diagnostic_context::x_data): Remove
12606 (diagnostic_context::issue_warnings_are_errors_message): Rename
12607 from warnings_are_errors_message.
12608 (diagnostic_context::warning_as_error_requested): New.
12609
12610 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
12611
12612 * sched-deps.c (get_condition): Fix breakage in previous patch.
12613
12614 2004-08-30 Paul Brook <paul@codesourcery.com>
12615
12616 * doc/install.texi: Fix broken mpfr link.
12617
12618 2004-08-29 David O'Brien <obrien@FreeBSD.org>
12619
12620 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
12621 other FreeBSD platforms.
12622
12623 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
12624
12625 * arm.h (REVERSE_CONDITION): Define.
12626 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
12627
12628 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
12629
12630 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
12631 just the codes, call reversed_comparison_code ().
12632 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
12633 (not_reg_cond): Use reversed_comparison_code.
12634 (and_reg_cond): Likewise.
12635 * ifcvt.c (cond_exec_process_if_block): Likewise.
12636 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
12637
12638 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
12639
12640 * sched-deps.c (get_condition): Rewrite using jump support functions.
12641 Use reversed_comparison_code.
12642 (conditions_mutex_p): Use reversed_comparison_code.
12643
12644 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12645
12646 * config/mips/mips.c (override_options): Disable hot/cold partitioning
12647 for MIPS16.
12648
12649 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12650
12651 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
12652 (mips_function_type): Move to mips.c.
12653 * config/mips/mips.c (mips_builtin_type): New enum.
12654 (builtin_description): Replace code and ftype with builtin_type
12655 and function_type.
12656 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
12657 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
12658 (CODE_FOR_mips_abs_ps): Define.
12659 (mips_bdesc): Use new macros.
12660 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
12661 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
12662 (mips_expand_builtin_direct): New function.
12663 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
12664 builtin. Replace boolean parameter with builtin_type.
12665 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
12666 (mips_expand_4s_compare_builtin): Delete, replacing with...
12667 (mips_expand_builtin_compare): ...this new function.
12668
12669 2004-08-29 Mark Mitchell <mark@codesourcery.com>
12670
12671 PR rtl-optimization/16590
12672 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
12673
12674 2004-08-29 Diego Novillo <dnovillo@redhat.com>
12675
12676 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
12677 * tree-ssa-propagate.c: Fix documentation.
12678
12679 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12680
12681 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
12682 (mov[sd]fcc): Likewise.
12683
12684 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12685
12686 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
12687
12688 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12689
12690 * config/mips/mips.md (divide_condition): New mode attribute.
12691 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
12692 (sqrt[sd]f3): Redefine using SCALARF.
12693 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
12694 patterns.
12695
12696 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12697
12698 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
12699 (loadx, storex, fmt, UNITMODE): New mode attributes.
12700 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
12701 (mul[sd]f3): Redefine using :SCALARF.
12702 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
12703 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
12704 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
12705 Check TARGET_FUSED_MADD for V2SF too.
12706 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
12707 were already named.
12708 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
12709 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
12710
12711 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12712
12713 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
12714 V2SF_type_node if it will be needed.
12715
12716 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12717
12718 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
12719 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
12720 (mips_prepare_builtin_target): New function.
12721 (mips_expand_builtin): Use them. Update calls to subroutines.
12722 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
12723 cmp_choice with a boolean argument to select between movt and movf.
12724 Take the comparison's icode as an argument, not the function's fcode.
12725 (mips_expand_compare_builtin): New function. Rename existing function
12726 to mips_expand_scalar_compare_builtin.
12727 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
12728 (mips_expand_ps_compare_builtin): Use the new functions. Take the
12729 comparison's icode as an argument, not the builtin's fcode.
12730
12731 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12732
12733 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
12734 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
12735 registers are false and -1 if all registers are true.
12736 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
12737 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
12738 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
12739 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
12740 (bc1any2t, bc1any2f): Likewise CCV2.
12741 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
12742
12743 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12744
12745 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
12746 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
12747 UNSPEC rather than an IF_THEN_ELSE.
12748 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
12749 mips_cond_move_tf_ps by name.
12750
12751 2004-08-29 Chao-ying Fu <fu@mips.com>
12752 James E Wilson <wilson@specifixinc.com>
12753
12754 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
12755 8 byte size and alignment. Give CCV4 16 byte size and alignment.
12756 * config/mips/mips-ps-3d.md: New file.
12757 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
12758 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
12759 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
12760 (mips_output_move): Emit "mov.ps" for V2SFmode.
12761 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
12762 MODE_VECTOR_FLOAT.
12763 (override_options): Check if TARGET_MIPS3D and there was an explicit
12764 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
12765 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
12766 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
12767 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
12768 and allow CCV2 and CCV4 to occupy two and four CC registers.
12769 (print_fcc_operand): New function.
12770 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
12771 %Z to call print_fcc_operand.
12772 (mips_function_value): Handle MODE_VECTOR_FLOAT.
12773 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
12774 (mips_vector_mode_supported_p): New function.
12775 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
12776 (builtin_description): New struct.
12777 (mips_bdesc): New array of struct builtin_description.
12778 (mips_expand_builtin, mips_init_builtins,
12779 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
12780 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
12781 functions.
12782 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
12783 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
12784 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
12785 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
12786 "-mips3d", and "-mno-mips3d".
12787 (ASM_SPEC): Map -mips3d to -mips3d in gas.
12788 (EXTRA_CONSTRAINT_Y): New macro.
12789 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
12790 multi-letter constraint 'Y'.
12791 (CONSTRAINT_LEN): New macro.
12792 (enum mips_builtins): New for MIPS builtin functions.
12793 (enum mips_function_type): New for the types of MIPS builtin functions.
12794 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
12795 * config/mips/mips.md: New constants for paired single and MIPS-3D
12796 instructions. Include the new mips-ps-3d.md file.
12797 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
12798 movv2sf_hardfloat_64bit): New named patterns.
12799 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
12800 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
12801 sdxc1_v2sf_di): New unnamed patterns.
12802 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
12803 const_vector support.
12804 (const_0_or_1_operand): New predicate.
12805 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
12806
12807 2004-08-29 Diego Novillo <dnovillo@redhat.com>
12808
12809 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
12810 (tree-ssa-propagate.o): New rule.
12811 (GTFILES): Add tree-ssa-propagate.c.
12812 * tree-flow.h (struct stmt_ann_d): Remove field
12813 in_ccp_worklist.
12814 * tree-ssa-propagate.c: New file.
12815 * tree-ssa-propagate.h: New file.
12816 * tree-ssa-ccp.c: Re-write to use the routines from
12817 tree-ssa-propagate.c.
12818
12819 2004-08-28 Andrew Pinski <apinski@apple.com>
12820
12821 * tree-ssa-loop.c: Remove extra include of basic-block.h.
12822
12823 2004-08-28 Ziemowit Laski <zlaski@apple.com>
12824
12825 * c-common.h: Update comments about ObjC/ObjC++ entry points.
12826 (objc_is_reserved_word): New prototype.
12827 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
12828 separate section; these are call-backs.
12829 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
12830 ObjC/ObjC++ "@" keywords.
12831 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
12832 prototypes; they already live in c-common.h.
12833 * stub-objc.c: Update copyright notice.
12834 (objc_is_reserved_word): New stub.
12835
12836 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
12837
12838 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
12839 even when not checking.
12840
12841 2004-08-27 Jason Merrill <jason@redhat.com>
12842
12843 PR c++/13684
12844 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
12845 (gimple_push_cleanup): Add eh_only parm.
12846 (gimplify_target_expr): Pass it.
12847 * c.opt (-fno-threadsafe-statics): New option.
12848 * c-opts.c (c_common_handle_option): Handle it.
12849 * c-common.h (flag_threadsafe_statics): Declare it.
12850 * c-common.c (flag_threadsafe_statics): Record it.
12851 * doc/invoke.texi: Document it.
12852 * tsystem.h (_GNU_SOURCE): Define.
12853 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
12854 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
12855 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
12856 (__gthread_recursive_mutex_init_function): New fn.
12857 (__gthread_recursive_mutex_lock): New fn.
12858 (__gthread_recursive_mutex_trylock): New fn.
12859 (__gthread_recursive_mutex_unlock): New fn.
12860 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
12861 * gthr-win32.h, gthr-vxworks.h: Likewise.
12862 * gthr.h: Document.
12863
12864 2004-08-27 David Edelsohn <edelsohn@gnu.org>
12865
12866 * config/rs6000/rs6000.c (rs6000_override_options): Increase
12867 maximum skip to 15. Set function alignment, jump alignment, and
12868 loop alignment to 16 for processors that form dispatch groups.
12869 (rs6000_rtx_costs): outer_code is used.
12870
12871 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
12872
12873 * stor-layout.c (sizetype_set): Remove.
12874 (set_sizetype): Don't test or set it.
12875
12876 * tree.h (size_int_type): Remove.
12877 * fold-const.c: Do not #include gt-fold-const.h.
12878 (size_htab_hash, size_htab_eq): Remove.
12879 (size_int_kind): Use build_int_cst.
12880 (new_const, size_htab): Remove.
12881 (size_int_type): Remove.
12882 (round_up): Use build_int_cst.
12883 (round_down): Likewise. Remove spurious constant build.
12884
12885 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
12886
12887 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
12888 Add is_release variable, use it for --enable-werror and
12889 --enable-checking defaults.
12890 * system.h (gcc_assert, gcc_unreachable): New.
12891 * doc/install.texi (--enable-checking): Update.
12892 * configure, config.in: Rebuilt.
12893
12894 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
12895
12896 * rtl.h (read_rtx): Change prototype.
12897 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
12898 line number. Return true on success.
12899 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
12900 callers accordingly.
12901
12902 2004-08-26 Richard Henderson <rth@redhat.com>
12903
12904 * c-typeck.c (build_offsetof): Remove.
12905 * c-tree.h (build_offsetof): Remove.
12906 * c-common.c (fold_offsetof_1, fold_offsetof): New.
12907 * c-common.h (fold_offsetof): Declare.
12908 * c-parse.in (offsetof_base): New.
12909 (offsetof_member_designator): Use it. Build references, not just
12910 a tree list.
12911 (primary): Use fold_offsetof, not build_offsetof.
12912
12913 2004-08-26 Richard Henderson <rth@redhat.com>
12914
12915 * tree.c (staticp): Return the static object.
12916 * tree.h (staticp): Update decl.
12917 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
12918 * langhooks.c (lhd_staticp): Return NULL_TREE.
12919 * langhooks-def.h (lhd_staticp): Update decl.
12920 * c-common.c (c_staticp): Return the static object.
12921 * c-common.h (c_staticp): Update decl.
12922
12923 2004-08-26 Richard Henderson <rth@redhat.com>
12924
12925 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
12926 modes.
12927
12928 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
12929
12930 PR c/13801
12931 * c-decl.c (struct c_binding): Add type and inner_comp fields.
12932 (bind): Set type and inner_comp fields.
12933 (pop_scope): Restore type of decl to the correct type from an
12934 outer scope. Give error when popping file scope for incomplete
12935 arrays completed incompatibly with default initialization in an
12936 inner scope.
12937 (diagnose_mismatched_decls): Handle externs with initializers at
12938 block scope.
12939 (pushdecl): Set type of external declaration at block scope based
12940 only on the visible declarations. Save type when changing the
12941 type of a declaration. Merge an external declaration at block
12942 scope with a visible static declaration at file scope.
12943 (implicitly_declare): Give recycled old declaration the new type
12944 except for incompatible declarations of built-in functions, saving
12945 the old type.
12946
12947 2004-08-26 Ziemowit Laski <zlaski@apple.com>
12948
12949 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
12950
12951 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
12952
12953 * tree-alias-common.c (gate_pta): New function.
12954 (pass_build_pta): Use it.
12955 (pass_del_pta): Use it.
12956 (delete_alias_vars): Don't check flag_tree_points_to.
12957
12958 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12959
12960 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
12961 TFmode as additional register mode cloberred by call.
12962
12963 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12964
12965 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
12966 parallel pattern for library call returning DImode in
12967 mixed mode.
12968
12969 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12970
12971 * config/rs6000/rs6000.c (function_arg): Generate parallel
12972 pattern for more split args.
12973
12974 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12975
12976 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
12977 either gen_movdi_di_update or gen_movdi_si_update depending on
12978 target mode.
12979 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
12980 to generate two versions.
12981
12982 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
12983
12984 * Makefile.in (lambda-code.o): New.
12985 (lambda-trans.o): Ditto.
12986 (TREE_DATA_REF_H): Ditto.
12987 (LAMBDA_H): Ditto.
12988 (lambda-mat.o): Use LAMBDA_H.
12989 (tree-data-ref.o): Ditto.
12990 * lambda-code.c: New file. Lambda code generation algorithm.
12991 * lambda-trans.c: Ditto. Lambda transformation matrix support.
12992 * lambda.h: Add lambda loop structures.
12993 Add lambda loopnest structures.
12994 Add lambda body vector structure.
12995 Add lambda linear expression structures.
12996 Add prototypes for functions in new files.
12997 * lambda-mat.c: Include tree.h
12998
12999 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
13000 Sebastian Pop <pop@cri.ensmp.fr>
13001
13002 * tree-data-ref.h: Include lambda.h
13003 (free_dependence_relation): Declared here.
13004 (free_dependence_relations): Ditto.
13005 (free_data_refs): Ditto.
13006 * tree-data-ref.c (free_dependence_relation): New function.
13007 (free_dependence_relations): Ditto.
13008 (free_data_refs): Ditot.
13009 (analyze_all_data_dependences): Free datarefs and dependence_relations.
13010 (build_classic_dist_vector): Store in the dependence_relations the
13011 information. Each arc in the dependence_relations graph is labelled
13012 with the distance and direction vectors.
13013 (build_classic_dir_vector): Ditto.
13014 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
13015 Now computes again the whole dependence graph including read-read
13016 relations.
13017 (compute_data_dependences_for_loop): Now dependence_relations contains
13018 all the data, and thus it doesn't need to initialize the classic_dir
13019 and classic_dist vectors.
13020 (analyze_all_data_dependences): Adjusted for using the new interface of
13021 compute_data_dependences_for_loop. Remove the statistics dump.
13022
13023 2004-08-26 Bob Wilson <bob.wilson@acm.org>
13024
13025 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
13026 (xtensa_expand_block_move): Update comment.
13027 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
13028
13029 2004-08026 Richard Earnshaw <rearnsha@arm.com>
13030
13031 PR target/13506
13032 * toplev.c (crash_signal): If we crashed while emitting
13033 a user asm, then die more gracefully.
13034
13035 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
13036
13037 PR target/17119.
13038 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
13039 checking for a valid constant, regardless of sign.
13040
13041 2004-08-25 Richard Henderson <rth@redhat.com>
13042
13043 PR target/16974
13044 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
13045 if the constant satisfies add_operand.
13046
13047 2004-08-25 Richard Henderson <rth@redhat.com>
13048
13049 PR debug/10695
13050 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
13051 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
13052 unwind info for >16-bit frames.
13053
13054 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
13055
13056 PR target/17171
13057 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
13058
13059 2004-08-25 Richard Henderson <rth@redhat.com>
13060
13061 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
13062 (TARGET_CANNOT_FORCE_CONST_MEM): New.
13063
13064 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
13065
13066 * doc/tree-ssa.texi: Document new operand iterator.
13067
13068 2004-08-26 Alan Modra <amodra@bigpond.net.au>
13069
13070 PR target/16480
13071 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
13072 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
13073 as PLUS base regs.
13074
13075 2005-08-28 Paul Brook <paul@codesourcery.com>
13076
13077 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
13078 -mfpu=vfp -march=armv5t
13079 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
13080
13081 2004-08-25 Richard Henderson <rth@redhat.com>
13082
13083 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
13084 * target.h (struct gcc_target): Add scalar_mode_supported_p.
13085 * targhooks.c (default_scalar_mode_supported_p): New.
13086 * targhooks.h (default_scalar_mode_supported_p): Declare.
13087 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
13088
13089 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
13090 before attempting to create types. Tidy.
13091 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
13092
13093 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
13094 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
13095
13096 2004-08-25 Richard Henderson <rth@redhat.com>
13097
13098 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
13099 set REAL_MODE_FORMAT for TFmode.
13100
13101 2004-08-25 Ziemowit Laski <zlaski@apple.com>
13102
13103 * c-decl.c (grokparm): New function.
13104 * c-tree.h (grokparm): New prototype.
13105
13106 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
13107
13108 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
13109 iterator controlling structure.
13110 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
13111 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
13112 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
13113 iterator flags.
13114 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
13115 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
13116 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
13117 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
13118 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
13119 Empty operand pointers.
13120 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
13121 (op_iter_next_use): New. Return next use_operand_p.
13122 (op_iter_next_def): New. Return next def_operand_p.
13123 (op_iter_next_tree): New. Return next operands as a tree.
13124 (op_iter_init): New. Initialize an iterator structure.
13125 (op_iter_init_use): New. Initialize structure and get the first use.
13126 (op_iter_init_def): New. Initialize structure and get the first def.
13127 (op_iter_init_tree): New. Initialize structure and get the first tree.
13128 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
13129 (op_iter_init_maydef): New. Initialize structure and get the first
13130 V_MAY_DEF operands.
13131 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
13132 * tree-dfa.c (compute_immediate_uses_for_stmt,
13133 redirect_immediate_uses): Use new operand iterator.
13134 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
13135 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
13136 operands instead of using *_disappeared_p routines.
13137 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
13138 ssa_rewrite_stmt): Use new operand iterator.
13139 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
13140 rewrite_trees): Use new operand iterator.
13141 * tree-pretty-print.c (dump_vops): Use new operand iterator.
13142 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
13143 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
13144 dump_points_to_info): Use new operand iterator.
13145 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
13146 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
13147 operand iterator.
13148 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
13149 propagate_necessity): Use new operand iterator.
13150 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
13151 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
13152 a parameter instead of a stmt_ann_t.
13153 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
13154 build_tree_conflict_graph): Use new operand iterator.
13155 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
13156 rewrite_mem_refs): Use new operand iterator.
13157 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
13158 check_loop_closed_ssa_use): Use new operand iterator.
13159 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
13160 * tree-ssanames.c (release_defs): Use new operand iterator.
13161 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
13162
13163 2004-08-25 Adam Nemet <anemet@lnxw.com>
13164
13165 * tlink.c (initial_cwd): New variable.
13166 (tlink_init): Initialize it.
13167 (recompile_files): Use tlink_execute() instead of system(). Don't
13168 duplicate verbose output of collect_execute. Restore initial_cwd.
13169 Update comment before the function.
13170
13171 2004-08-25 Ziemowit Laski <zlaski@apple.com>
13172
13173 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
13174 accept) a cast from one Objective-C pointer type to another.
13175
13176 2004-08-25 Paolo Carlini <pcarlini@suse.de>
13177
13178 * doc/install.texi: Document that libstdc++-v3 requires
13179 now automake 1.9.1.
13180
13181 2004-08-25 Caroline Tice <ctice@apple.com>
13182
13183 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
13184 to comments at start of function.
13185 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
13186 comment.
13187 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13188 merge_blocks_move_predecessor_nojumps,
13189 merge_blocks_move_successor_nojumps, merge_blocks_move,
13190 try_crossjump_to_edge, try_crossjump_bb): Likewise.
13191 * cfglayout.c (fixup_reorder_chain): Likewise.
13192 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
13193 cfg_layout_can_merge_blocks_p): Likewise.
13194 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
13195 * passes.c (rest_of_compilation): Update comments for calling
13196 optimization that partitions hot/cold basic blocks.
13197 * doc/invoke.texi: Update documentation of
13198 freorder-blocks-and-partition flag.
13199
13200 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
13201
13202 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
13203 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
13204
13205 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
13206
13207 * config/mips/mips.md (any_shift): New code macro.
13208 (optab, insn): New code attributes.
13209 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
13210 Use the standard rather than internal patterns for the MIPS16
13211 double-shift optimization.
13212 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
13213 Redefine using :GPR and any_shift.
13214 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
13215 to cover all three shifts.
13216 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
13217 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
13218 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
13219
13220 2004-08-24 Geoffrey Keating <geoffk@apple.com>
13221
13222 * gimplify.c (lookup_tmp_var): Separate temporaries when not
13223 optimizing.
13224
13225 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13226
13227 PR libstdc++/17005 (fix for HP-UX 11.11)
13228 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
13229 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
13230 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
13231 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
13232 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
13233 (LINK_SPEC): Handle march=1.0 option.
13234 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
13235 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
13236 (SUBTARGET_OPTIONS): New define.
13237 (LINK_SPEC): Handle march=1.0 option.
13238 (STARTFILE_SPEC): New define.
13239 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
13240 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
13241 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
13242 (SUBTARGET_OPTIONS): New define.
13243 (LINK_SPEC): Handle march=1.0 option.
13244 (STARTFILE_SPEC): New define.
13245 * config/pa/pa.c (override_options): Add code to process -munix= option.
13246 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
13247 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
13248 defines.
13249 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
13250 (SUBTARGET_OPTIONS): Provide default define.
13251 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
13252 STANDARD_STARTFILE_PREFIX_2): New defines.
13253 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
13254 (ENDFILE_SPEC): Use %O.
13255 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
13256 Mention issue caused by changing namespace and runtime to UNIX 95/98.
13257 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
13258 Document -munix=std option.
13259
13260 2004-08-25 Steven Bosscher <stevenb@suse.de>
13261
13262 * cse.c (cse_around_loop, cse_check_loop_start,
13263 cse_set_around_loop): Remove.
13264 (cse_basic_block): Remove the around_loop argument.
13265 (cse_end_of_basic_block): Remove the after_loop argument.
13266 (cse_main): Likewise.
13267 * rtl.h (cse_main): Update prototype.
13268 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
13269 rest_of_handle_gcse): Update cse_main calls.
13270
13271 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
13272
13273 * tree.h (build_int_cst): New, sign extended constant.
13274 (build_int_cstu): New, zero extended constant.
13275 (build_int_cst_wide): Renamed from build_int_cst.
13276 * tree.c (build_int_cst, build_int_cstu): New.
13277 (build_int_cst_wide): Renamed from build_int_cst.
13278 (make_vector_type, build_common_tree_nodes,
13279 build_common_tree_nodes_2): Adjust build_int_cst calls.
13280 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
13281 expand_builtin_strpbrk, expand_builtin_fputs,
13282 build_string_literal, expand_builtin_printf,
13283 expand_builtin_sprintf, fold_builtin_classify_type,
13284 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
13285 fold_builtin_toascii, fold_builtin_isdigit,
13286 simplify_builtin_strstr, simplify_builtin_strpbrk,
13287 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
13288 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
13289 DEF_ATTR_INT): Likewise.
13290 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
13291 Likewise.
13292 * c-lex.c (interpret_integer, lex_charconst): Likewise.
13293 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
13294 * c-pretty-print.c (pp_c_integer_constant): Likewise.
13295 * c-typeck.c (really_start_incremental_init, push_init_level,
13296 set_nonincremental_init_from_string): Likewise.
13297 * calls.c (load_register_parameters): Likewise.
13298 convert.c (convert_to_pointer): Likewise.
13299 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
13300 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
13301 build_gcov_info): Likewise.
13302 * except.c (init_eh, assign_filter_values): Likewise.
13303 * expmed.c (store_fixed_bit_field, extract_bit_field,
13304 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
13305 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
13306 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
13307 * expr.c (convert_move, emit_group_load, emit_group_store,
13308 expand_assignment, store_constructor, store_field,
13309 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
13310 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
13311 invert_truthvalue, optimize_bit_field_compare,
13312 decode_field_reference, all_ones_mask_p, constant_boolean_node,
13313 fold_div_compare, fold, fold_read_from_constant_string,
13314 fold_negate_const, fold_abs_const, fold_not_const, round_up,
13315 round_down): Likewise.
13316 * function.c (assign_parm_setup_block): Likewise.
13317 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
13318 Likewise.
13319 * stor-layout.c (layout_type, initialize_sizetypes,
13320 set_min_and_max_values_for_integral_type): Likewise.
13321 * tree-chrec.c (chrec_fold_multiply_poly_poly,
13322 reset_evolution_in_loop): Likewise.
13323 * tree-chrec.h (build_polynomial_chrec): Likewise.
13324 * tree-complex.c (build_replicated_const): Likewise.
13325 * tree-eh.c (honor_protect_cleanup_actions,
13326 lower_try_finally_onedest, lower_try_finally_copy,
13327 lower_try_finally_switch): Likewise.
13328 * tree-mudflap.c (mf_build_string, mx_register_decls,
13329 mudflap_register_call, mudflap_enqueue_constant): Likewise.
13330 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
13331 * tree-pretty-print.c (dump_generic_node): Likewise.
13332 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
13333 Likewise.
13334 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
13335 * tree-ssa-loop-niter.c (number_of_iterations_cond,
13336 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
13337 Likewise.
13338 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
13339 canonicalize_loop_induction_variables): Likewise.
13340 * tree-vectorizer.c (vect_create_index_for_array_ref,
13341 vect_transform_loop_bound, vect_compute_data_ref_alignment):
13342 Likewise.
13343
13344 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
13345 alpha_gimplify_va_arg_1): Likewise.
13346 * config/arm/arm.c (arm_get_cookie_size): Likewise.
13347 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
13348 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13349 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
13350 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
13351 mips_gimplify_va_arg_expr): Likewise.
13352 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
13353 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
13354 add_compiler_branch_island): Likewise.
13355 * config/s390/s390.c (s390_va_start): Likewise.
13356 * config/sh/sh.c (sh_va_start): Likewise.
13357 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
13358 Likewise.
13359 * config/xtensa/xtensa.c (xtensa_va_start,
13360 xtensa_gimplify_va_arg_expr): Likewise.
13361
13362 * objc/objc-act.c (build_objc_string_object,
13363 build_objc_symtab_template, init_def_list, init_objc_symtab,
13364 init_module_descriptor, generate_static_references,
13365 build_selector_translation_table, get_proto_encoding,
13366 build_typed_selector_reference, build_selector_reference,
13367 build_next_objc_exception_stuff,
13368 build_method_prototype_list_template, generate_descriptor_table,
13369 generate_protocols, build_protocol_initializer,
13370 build_ivar_list_template, build_method_list_template,
13371 build_ivar_list_initializer, generate_ivars_list,
13372 generate_dispatch_table, generate_protocol_list,
13373 build_category_initializer, build_shared_structure_initializer,
13374 generate_shared_structures, handle_impent,
13375 generate_objc_image_info): Likewise.
13376
13377 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
13378
13379 * cfglayout.c (duplicate_insn_chain): Remove references to
13380 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
13381 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
13382 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
13383 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
13384 and NOTE_INSN_LOOP_CONT.
13385 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
13386 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
13387 and NOTE_INSN_LOOP_CONT.
13388 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
13389 check_dbra_loop, loop_dump_aux): Remove references to removed notes
13390 and fields.
13391 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
13392 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
13393 references to removed notes and fields.
13394 (subtract_reg_term, ujump_to_loop_cont): Remove.
13395
13396 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
13397
13398 * doc/install.texi: Document that libcpp does not require
13399 Automake any longer. Document that Automake 1.9.1 should
13400 work everywhere.
13401
13402 2004-08-25 Zack Weinberg <zack@codesourcery.com>
13403
13404 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
13405 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
13406 DWARF_DEBUGGING_INFO from choice-of-definition chain;
13407 restructure using C89 features (#elif, #error).
13408 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
13409 * config/sh/sh.h: Remove references to DWARF_DEBUG.
13410 * doc/invoke.texi: Remove references to DWARF version 1;
13411 clarify why -gdwarf-2<n> doesn't work.
13412
13413 2004-08-25 Zack Weinberg <zack@codesourcery.com>
13414
13415 * basic-block.h (BB_SET_PARTITION): Clear old value first.
13416 * cfg.c (clear_bb_flags): Don't clear partition setting.
13417 * ifcvt.c (find_if_case_1): Remove ??? comment.
13418
13419 2004-08-25 Alan Modra <amodra@bigpond.net.au>
13420
13421 PR target/17052
13422 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
13423 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
13424 current_function_stdarg in place of sysv_varargs_p.
13425 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
13426 sysv_varargs_p.
13427
13428 2004-08-24 Richard Henderson <rth@redhat.com>
13429
13430 PR target/16298
13431 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
13432 random codes within CONST.
13433
13434 2004-08-24 James E Wilson <wilson@specifixinc.com>
13435
13436 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
13437 -freorder-blocks-and-partition.
13438
13439 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13440
13441 PR middle-end/17044
13442 * tree-ssa-threadupdate.c (redirection_data): Make static.
13443 (thread_block): Use ggc_alloc_cleared to allocate struct
13444 redirection_data. Don't free elements in redirection_data.
13445
13446 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13447
13448 * config/mips/predicates.md (small_data_pattern): Match prefetches.
13449
13450 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13451
13452 PR tree-optimization/17016
13453 * tree-ssa-loop-niter.c (number_of_iterations_cond,
13454 number_of_iterations_exit): Use POINTER_TYPE_P instead
13455 of testing for POINTER_TYPE.
13456
13457 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13458
13459 * tree-ssa-loop-ivcanon.c: New file.
13460 * tree-ssa-loop-manip.c (create_iv): New function.
13461 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
13462 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
13463 * cfgloop.c (mark_single_exit_loops): New function.
13464 (verify_loop_structure): Verify single-exit loops.
13465 * cfgloop.h (struct loop): Add single_exit field.
13466 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
13467 (mark_single_exit_loops): Declare.
13468 (tree_num_loop_insns): Declare.
13469 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
13470 (duplicate_loop_to_header_edge): Use it.
13471 * common.opt (fivcanon): New flag.
13472 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
13473 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
13474 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
13475 (bsi_insert_on_edge_immediate): New function.
13476 * tree-flow.h (bsi_insert_on_edge_immediate,
13477 canonicalize_induction_variables, tree_unroll_loops_completely,
13478 create_iv): Declare.
13479 * tree-optimize.c (init_tree_optimization_passes): Add
13480 pass_iv_canon and pass_complete_unroll.
13481 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
13482 * tree-scalar-evolution.c (get_loop_exit_condition,
13483 get_exit_conditions_rec, number_of_iterations_in_loop,
13484 scev_initialize): Use single_exit information.
13485 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
13486 missing assumptions.
13487 (loop_niter_by_eval): Return number of iterations as unsigned
13488 int.
13489 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
13490 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
13491 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
13492 New passes.
13493 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
13494 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
13495 the defining statement is ready.
13496 * tree-vectorizer.c (vect_create_iv_simple): Removed.
13497 (vect_create_index_for_array_ref, vect_transform_loop_bound):
13498 Use create_iv.
13499 (vect_transform_loop_bound): Use single_exit information.
13500 (vect_analyze_loop_form): Cleanup bogus tests.
13501 (vectorize_loops): Do not call flow_loop_scan.
13502 * tree.h (may_negate_without_overflow_p): Declare.
13503 * fold-const.c (may_negate_without_overflow_p): Split out from ...
13504 (negate_expr_p): ... this function.
13505 (tree_expr_nonzero_p): Handle overflowed constants correctly.
13506 * doc/invoke.texi (-fivcanon): Document.
13507 * doc/passes.texi: Document canonical induction variable creation.
13508
13509 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13510
13511 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
13512 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
13513 using the mode of the operand to decide between them.
13514 * config/mips/mips.md (MOVECC): New mode macro.
13515 (ccreg): New mode attribute.
13516 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
13517 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
13518 (mov[sd]icc): Redefine using :GPR.
13519
13520 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13521
13522 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
13523 (mips_prefetch_cookie): New function.
13524 * config/mips/mips.c (print_operand_address): Fix handling of
13525 ADDRESS_CONST_INT.
13526 (mips_emit_prefetch): Delete.
13527 (mips_prefetch_cookie): New function.
13528 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
13529 mode of QImode for the address_operand. Use mips_prefetch_cookie
13530 to calculate the first "pref" operand.
13531 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
13532 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
13533
13534 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
13535
13536 * arm.md: Include predicates.md.
13537 * predicates.md: New file.
13538 * arm.c (s_register_operand, arm_hard_register_operand)
13539 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
13540 (arm_immediate_operand, arm_neg_immediate_operand)
13541 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
13542 (arm_add_operand, arm_addimm_operand, arm_not_operand)
13543 (offsettable_memory_operand, alignable_memory_operand)
13544 (arm_reload_memory_operand, arm_float_rhs_operand)
13545 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
13546 (index_operand, shiftable_operator, logical_binary_operator)
13547 (shift_operator, equality_operator, arm_comparison_operator)
13548 (minmax_operator, cc_register, dominant_cc_register)
13549 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
13550 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
13551 (const_shift_operand, load_multiple_operation)
13552 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
13553 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
13554 (cirrus_register_operand, cirrus_fp_register)
13555 (cirrus_shift_const): Delete, replaced with equivalents in
13556 predicates.md.
13557 (shift_op): Handle ROTATE.
13558 * arm-protos.h: Delete declarations for above.
13559 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
13560 * t-arm (MD_INCLUDES): Add predicates.md.
13561 (s-preds): Depends on MD_INCLUDES.
13562
13563 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13564
13565 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
13566 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
13567 patterns. Redefine using :GPR. Give the match_operator a mode.
13568 Use '%2' rather than '%z2' for operand 2.
13569
13570 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13571
13572 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
13573 attribute.
13574
13575 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13576
13577 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
13578 of internal patterns.
13579 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
13580 Redefine using :P.
13581 (tablejump): Use expand_binop to calculate address. Adjust names
13582 of internal patterns.
13583 (tablejump[sd]i): Renamed from tablejump_internal[12].
13584 Redefine using :P.
13585 (tablejump_mips16[12]): Delete.
13586
13587 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13588
13589 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
13590 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
13591 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
13592 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
13593 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
13594
13595 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13596
13597 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
13598 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
13599 using :GPR.
13600 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
13601 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
13602 (*branch_equality[sd]i_inverted): Likewise
13603 branch_equality{,_di}_inverted.
13604 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
13605 Redefine using :GPR.
13606
13607 2004-08-24 Zack Weinberg <zack@codesourcery.com>
13608
13609 * rtl.def: Reorganize, placing all codes used only in machine
13610 descriptions at the end.
13611
13612 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
13613 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
13614 rtx_name, rtx_format arrays by direct reference to rtl.def,
13615 first undefining GENERATOR_FILE. Define enum insn_note and
13616 note_insn_name array by direct reference to insn-notes.def.
13617 (adjust_field_rtx_def): Remove local definition of rtx_name.
13618 Use symbolic names for insn notes.
13619 * Makefile.in (gengtype.o): Update dependencies.
13620
13621 2004-08-24 Zack Weinberg <zack@codesourcery.com>
13622
13623 * basic-block.h (struct basic_block_def): Reorder fields to
13624 eliminate interior padding. Remove 'partition' field.
13625 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
13626 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
13627 (BB_COPY_PARTITION): New macros.
13628 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
13629 Replace all references to the 'partition' field of a basic
13630 block with new macros.
13631
13632 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
13633 * final.c (final_scan_insn): Don't handle it.
13634 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
13635 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
13636 * sched-rgn.c (sched_is_disabled_for_current_region_p):
13637 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
13638
13639 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
13640
13641 * c-decl.c (c_init_decl_processing): Adjust
13642 build_common_tree_nodes call.
13643 * expmed.c (const_mult_add_overflow_p): Use
13644 build_distinct_type_copy.
13645 * stor-layout.c (early_type_list): Remove.
13646 (layout_type): Don't append to early_type_list.
13647 (initialize_sizetypes): Add signed_p argument.
13648 (set_sizetype): Overwrite the stub type nodes directly.
13649 * tree.c (copy_node_stat): Clear a type's value cache here ...
13650 (build_distinct_type): ... not here.
13651 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
13652 * tree.h (initialize_sizetypes): Add signed_p argument.
13653 (build_common_tree_nodes): Likewise.
13654
13655 * objc/objc-act.c (get_static_reference): Use
13656 build_variant_type_copy.
13657 (get_protocol_reference): Likewise.
13658 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
13659
13660 2004-08-24 Richard Henderson <rth@redhat.com>
13661 Andrew Pinski <apinski@apple.com>
13662
13663 * gimplify.c (gimplify_array_ref_to_plus): Delete.
13664 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
13665 for ARRAY_REF.
13666
13667 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
13668 ARRAY_REF also to get to the STRING_CST.
13669
13670 2004-08-24 Paul Brook <paul@codesourcery.com>
13671
13672 * config/arm/arm.c (arm_override_options): Update error message.
13673 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
13674 TARGET_HARD_FLOAT_ABI.
13675 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
13676 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
13677
13678 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
13679
13680 PR target/17093
13681 * config/m32r.md (movsi_sda): Add SI mode specification to
13682 UNSPEC.
13683
13684 2004-08-24 Nick Clifton <nickc@redhat.com>
13685
13686 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
13687 of seth_add3_operand.
13688
13689 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
13690
13691 * Makefile.in (PROTO_OBJS): Add errors.o.
13692 * protoize.c (fancy_abort): Remove.
13693 * mips-tfile.c (fancy_abort): Add parameters.
13694
13695 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
13696
13697 * doc/trouble.texi (C++ misunderstandings): Fix example code.
13698
13699 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
13700
13701 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
13702 (host-default.o): Add dependency on HOOKS_H.
13703 * config/x-linux: Likewise.
13704 * config/x-solaris: Likewise.
13705 * config/i386/x-mingw32: Likewise.
13706 * config/rs6000/x-darwin: Likewise.
13707
13708 2004-08-23 James E Wilson <wilson@specifixinc.com>
13709
13710 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
13711 DEF_REG_NOTE.
13712
13713 2004-08-23 Mark Mitchell <mark@codesourcery.com>
13714
13715 PR c/14492
13716 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
13717
13718 2004-08-23 Diego Novillo <dnovillo@redhat.com>
13719
13720 * cfg.c (check_bb_profile): Fix typos.
13721 * function.c (assign_parm_is_stack_parm): Likewise.
13722 * tree-nested.c: Likewise.
13723
13724 2004-08-23 Daniel Jacobowitz <dan@debian.org>
13725
13726 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
13727 Remove TYPECODE.
13728 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
13729
13730 2004-08-23 Eric Christopher <echristo@redhat.com>
13731
13732 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
13733 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
13734 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
13735 * target.h: Ditto.
13736 * hooks.h: Include machmode.h.
13737 (hook_bool_mode_false): Declare.
13738 * hooks.c (hook_bool_mode_false): Define.
13739 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
13740 * stor-layout.c (layout_type): Ditto.
13741 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
13742 Define to target macro.
13743 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
13744 * config/arm/arm.c: Ditto. Use.
13745 * config/arm/arm.h: Ditto.
13746 * config/arm/arm-protos.h: Ditto.
13747 * config/i386/i386.c: Ditto.
13748 * config/i386/i386.h: Ditto.
13749 * config/rs6000/rs6000.c: Ditto.
13750 * config/rs6000/rs6000.h: Ditto.
13751 * config/sh/sh.c: Ditto.
13752 * config/sh/sh.h: Ditto.
13753 * config/sh/sh-protos.h: Ditto.
13754 * config/sh/sh.md: Use.
13755 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
13756 to TARGET_VECTOR_MODE_SUPPORTED_P.
13757
13758 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
13759
13760 * Makefile.in (BUILD_ERRORS): Set to build-errors.
13761 (errors.o): New target for host.
13762 (build-errors.o): New target for build.
13763 (genobjs): Replace errors.o with build-errors.
13764 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
13765 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
13766 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
13767 (fix-header.o): Add errors.h
13768 * collect2.c (fancy_abort): Add parameters.
13769 * collect2.h (fancy_abort): Don't declare.
13770 * errors.h (fancy_abort): Don't declare.
13771 * errors.c: Include either bconfig.h or config.h.
13772 (fancy_abort): Trim filename.
13773 * fix-header.c (v_fatal, fatal): Remove.
13774 (progname): Remove definition.
13775 (main): Set progname here.
13776 * gcc.c (fancy_abort): Add parameters.
13777 * gcc.h (fancy_abort): Remove declaration.
13778 * gcov.c (fancy_abort): Remove.
13779 * rtl.h (fancy_abort): Don't declare.
13780 (abort): Don't define.
13781 * tree.h (fancy_abort): Don't declare.
13782 (abort): Don't define.
13783 * system.h (fancy_abort): Declare.
13784 (abort): Define to fancy_abort.
13785 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
13786
13787 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
13788 (usize_type, ubitsizetype): Remove.
13789 * stor-layout.c (set_sizetype): Don't initialize usizetype,
13790 ubitsizetype.
13791 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
13792
13793 * tree.h (build_distinct_type_copy): New.
13794 (build_type_copy): ... here. Rename to ...
13795 (build_variant_type_copy): ... here.
13796 * tree.c (build_qualified_type): Rename build_type_copy call.
13797 (build_distinct_type_copy): New, broken out of ...
13798 (build_type_copy): ... here. Rename to ...
13799 (build_variant_type_copy): ... here. Use
13800 build_distinct_type_copy.
13801 (build_common_tree_nodes_2): Rename build_type_copy call.
13802 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
13803 call.
13804 (handle_packed_attribute, handle_unused_attribute,
13805 handle_transparanet_union_attribute, handle_aligned_attribute,
13806 handle_deprecated_attribute): Likewise.
13807 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
13808 Likewise.
13809 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
13810 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
13811 build_distinct_type_copy.
13812
13813 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13814
13815 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
13816 attribute.
13817
13818 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13819
13820 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
13821 loads and stores.
13822 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
13823 formerly unnamed patterns. Redefine using :P for the address. Remove
13824 explicit length attributes.
13825
13826 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13827
13828 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
13829 New functions.
13830 (single_reachable_address): Use them.
13831 (schedule_sm): Add dump.
13832 (is_call_clobbered_ref): New function.
13833 (determine_lsm_reg): Check whether the reference is call clobbered.
13834 Only work for gimple_reg_type values.
13835
13836 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13837
13838 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
13839 $31 store insns. Redefine using :GPR.
13840
13841 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13842
13843 * config/mips/mips.md (P): New mode macro.
13844 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
13845 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
13846 Add mode attributes.
13847
13848 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13849
13850 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
13851 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
13852 later constants to cover the gap.
13853 (load, store): New mode attributes.
13854 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
13855 Use new unspec constants.
13856
13857 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13858
13859 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
13860 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
13861 to use register_operand rather than uns_arith_operand as the predicate
13862 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
13863 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
13864 Redefine using :GPR. Make same predicate change here. Extend the
13865 commutativity of operands 1 and 2 from the SImode version to the
13866 DImode one.
13867 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
13868 but with no predicate changes.
13869 (*nor[sd]i3): Redefine using :GPR.
13870
13871 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13872
13873 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
13874 noreturn functions.
13875
13876 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13877
13878 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
13879 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
13880 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
13881 rather than "%z2" (with a fake const0_rtx for operand 2).
13882 (ffs[sd]i2): Redefine using :GPR.
13883 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
13884
13885 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13886
13887 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
13888
13889 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13890
13891 * config/mips/mips.md (any_extend): New code macro.
13892 (u, su): New code attributes.
13893 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
13894 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
13895 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
13896 (*{s,u}mul_acc_di): Redefine using any_extend.
13897 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
13898 to reflect real insn names.
13899 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
13900 with an any_extend template.
13901 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
13902 Add '*' to name.
13903
13904 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13905
13906 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
13907 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
13908 (mul[sd]i3_r4000): Redefine using :GPR.
13909 (mulsi3_mult3): Don't check TARGET_MAD separately.
13910 (muldi3_mult3): Moved after mulsi_mult3.
13911
13912 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13913
13914 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
13915 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
13916 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
13917 (TARGET_GAS, TARGET_MIPS_AS): Delete.
13918 (TARGET_GPWORD): Define to true for n32 on IRIX.
13919 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
13920 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
13921 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
13922 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
13923 (MDEBUG_ASM_SPEC): Delete, folding into...
13924 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
13925 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
13926 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
13927 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
13928 to define asm_abi_default_spec.
13929 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
13930 (TARGET_ASM_SELECT_SECTION): Delete.
13931 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
13932 for non-mips16 code, removing previous workaround for SGI assemblers.
13933 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
13934 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
13935 (override_options): Remove !TARGET_GAS and !have_named_sections code.
13936 (print_operand): Fold TARGET_GAS conditionals into asm strings.
13937 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
13938 ASM_STABS_OP and ASM_STABN_OP.
13939 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
13940 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
13941 (mips_output_function_prologue): Remove !TARGET_GAS code.
13942 (mips_select_rtx_section): Remove !have_named_sections code.
13943 (mips_select_section): Delete.
13944 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
13945 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
13946 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
13947 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
13948 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
13949 * config/mips/windiss.h (ASM_SPEC): Likewise.
13950
13951 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13952
13953 * read-rtl.c (map_value, mapping, macro_group): New structures.
13954 (BELLWETHER_CODE): New macro.
13955 (modes, codes, bellwether_codes): New variables.
13956 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
13957 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
13958 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
13959 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
13960 (add_map_value, initialize_macros): New functions.
13961 (def_hash, def_hash_eq_p): Generalize to anything that points to,
13962 or starts with, a char * field.
13963 (find_macro, read_mapping, check_code_macro): New functions.
13964 (read_rtx_1): New, split out from read_rtx. Handle the new
13965 define_{mode,code}_{macro,attr} constructs. Use find_macro
13966 to parse the name of a code or mode. Use BELLWETHER_CODE to
13967 extract the format and to choose a suitable code for rtx_alloc.
13968 Modify recursive invocations to use read_rtx_1.
13969 (read_rtx): Call initialize_macros. Apply code and mode macros
13970 to the rtx returned by read_rtx_1. Cache everything after the
13971 first macro expansion for subsequent read_rtx calls.
13972 * doc/md.texi: Document new .md constructs.
13973 * config/mips/mips.md (GPR): New mode macro.
13974 (d, si8_di5): New mode attributes.
13975 (any_cond): New code macro.
13976 (add[sd]i3): Redefine using :GPR.
13977 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
13978 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
13979 previously unnamed MIPS16 patterns.
13980 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
13981 lines. Don't match (plus (const_int 0) ...).
13982 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
13983 Use a define_split to generate the addition.
13984 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
13985 (subsi3_internal): Delete.
13986 (*subsi3_extended): Renamed from subsi3_internal_2.
13987 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
13988 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
13989 using an any_cond template.
13990
13991 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13992
13993 * read-rtl.c (read_rtx): Tidy use of format_ptr.
13994
13995 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13996
13997 * read-rtl.c (string_obstack): New file-scope variable.
13998 (read_string, read_quoted_string, read_braced_string)
13999 (read_escape): Remove obstack parameter and use string_obstack instead.
14000 (read_rtx): Remove function-local rtl_obstack and initialize
14001 string_obstack instead. Update call to read_string.
14002
14003 2004-08-22 Andrew Pinski <apinski@apple.com>
14004
14005 PR c/15262
14006 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
14007 expression is not constant.
14008 (c_finish_return): Do not go through INDIRECT_REF when looking
14009 for the inner expression of an ADDR_EXPR for warning about.
14010
14011 2004-08-22 Richard Henderson <rth@redhat.com>
14012
14013 PR 17075
14014 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
14015 create new blocks and fall through.
14016 (expand_gimple_basic_block): Update to match.
14017
14018 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
14019
14020 * reload.c (find_reloads_address): Make return value tri-state.
14021 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
14022 (find_reloads): Assume that reloaded addresses match 'o' or
14023 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
14024 returned 1 (not -1). Omit optional reloads for address operands
14025 only if find_reloads_address returned 1 (not -1).
14026
14027 * config/s390/s390.c (legitimize_reload_address): New function.
14028 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
14029 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
14030 legitimize_reload_address.
14031
14032 2004-08-22 Richard Hendersion <rth@redhat.com>
14033
14034 * tree.h (SAVE_EXPR_RESOLVED_P): New.
14035 * gimplify.c (gimplify_save_expr): Use it.
14036 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
14037 on the temporary variable.
14038
14039 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
14040
14041 * fold-const.c (rtl_expr_nonnegative_p): Delete.
14042 * tree.h (rtl_expr_nonnegative_p): Remove.
14043
14044 2004-08-22 Steven Bosscher <stevenb@suse.de>
14045
14046 * config/i386/ppro.md (ppro_complex_insn): Add missing check
14047 for cpu==pentiumpro.
14048
14049 * combine.c (struct reg_stat): Fix comment typo.
14050
14051 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
14052
14053 * c-tree.h (c_sizeof_nowarn): Remove.
14054
14055 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
14056
14057 * c-decl.c (set_array_declarator_type): Rename to
14058 set_array_declarator_inner.
14059 (build_c_parm, build_attrs_declarator, build_function_declarator):
14060 New functions.
14061 (make_pointer_declarator): Call build_attrs_declarator.
14062 * c-tree.h (set_array_declarator_type): Rename to
14063 set_array_declarator_inner.
14064 (build_c_parm, build_attrs_declarator, build_function_declarator):
14065 New prototypes.
14066 * c-parse.in (after_type_declarator,
14067 parm_declarator_starttypename, parm_declarator_nostarttypename,
14068 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
14069 firstparm): Use these functions
14070
14071 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
14072
14073 * c-decl.c (build_array_declarator, set_array_declarator_type,
14074 start_decl, grokdeclarator, grokparms): Change boolean parameters
14075 to type bool.
14076 * c-tree.h (build_array_declarator, set_array_declarator_type,
14077 start_decl): Update prototypes.
14078 * c-decl.c, c-parse.in: All callers changed.
14079
14080 2004-08-21 Mike Stump <mrs@apple.com>
14081
14082 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
14083 (darwin_fix_and_continue): Likewise.
14084 (darwin_fix_and_continue_switch): Likewise.
14085 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
14086 (darwin_fix_and_continue): Likewise.
14087 (darwin_fix_and_continue_switch): Likewise.
14088
14089 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
14090
14091 PR c++/16030
14092 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
14093 Remove, merging into ...
14094 (gen_stdcall_or_fastcall_suffix): New function, returning tree
14095 rather than const char*, and accepting additional parameter.
14096 Don't add suffix to '*'-prefixed symbols or variadic functions.
14097 (i386_pe_encode_section_info): Adjust for call to new function.
14098 Call change_decl_assembler_name.
14099
14100 2004-08-20 Mike Stump <mrs@apple.com>
14101
14102 * config/darwin.c (machopic_indirect_data_reference): Mark
14103 stubs as defined.
14104 * config/386/386.c (darwin_local_data_pic): Add.
14105 (legitimate_constant_p): Reorder so that PLUS handling runs
14106 before darwin_local_data_pic to match the ordering in
14107 legitimate_pic_address_disp_p and so that MINUS runs after
14108 darwin_local_data_pic as otherwise the darwin_local_data_pic
14109 logic can be skipped, which would be very bad.
14110 (legitimate_pic_address_disp_p): Move from from here to
14111 darwin_local_data_pic so it can be reused.
14112
14113 2004-08-21 Alan Modra <amodra@bigpond.net.au>
14114
14115 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
14116 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
14117 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
14118 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
14119 (RS6000_ABI_NAME): Define as "linux".
14120 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
14121 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
14122 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
14123 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
14124 * config/rs6000/rs6000.c (dot_symbols): New global var.
14125 (rs6000_output_function_entry): New function, modified for
14126 !DOT_SYMBOLS..
14127 (print_operand <case 'z'>): ..extracted from here.
14128 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
14129 (rs6000_output_function_epilogue): Likewise.
14130 (rs6000_elf_declare_function_name): Likewise.
14131 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
14132 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
14133 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
14134 * configure: Regenerate.
14135 * config.in: Regenerate.
14136
14137 2004-08-20 Mark Mitchell <mark@codesourcery.com>
14138
14139 * reload.c (find_reloads_address): Fix thinko in previous change.
14140
14141 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
14142 a CONST_INT.
14143
14144 2004-08-20 Jakub Jelinek <jakub@redhat.com>
14145
14146 PR rtl-optimization/17099
14147 * combine.c (force_to_mode): Check if inner_mask has any bits set
14148 outside of GET_MODE (x) instead of op_mode.
14149
14150 2004-08-20 Mark Mitchell <mark@codesourcery.com>
14151
14152 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
14153 fragment.
14154 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
14155 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
14156 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
14157 architecture.
14158 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
14159 configurations.
14160 * config/arm/t-symbian: New file.
14161
14162 2004-08-20 Andrew Pinski <apinski@apple.com>
14163
14164 * regrename.c (kill_value_regno): ANSIfy.
14165
14166 2004-08-20 Dale Johannesen <dalej@apple.com>
14167
14168 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
14169
14170 2004-08-20 Daniel Jacobowitz <dan@debian.org>
14171
14172 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
14173 (kill_value_regno): New function, derived from kill_value.
14174 (kill_value): Update.
14175 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
14176
14177 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
14178
14179 Fix PR tree-optimization/17111
14180 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
14181 of non-value_handles.
14182 (bitmap_set_contains): All constants are in every set.
14183
14184 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
14185
14186 * fold-const.c (round_up, round_down): Use build_int_cst.
14187 Optimize common case.
14188
14189 2004-08-20 Zack Weinberg <zack@codesourcery.com>
14190 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14191
14192 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
14193 one_only_data_section): Rename to som_readonly_data_section,
14194 som_one_only_readonly_data_section and som_one_only_data_section.
14195 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
14196 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
14197 conditional defines.
14198 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
14199 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
14200 string values.
14201 (pa_select_section): Use renamed section functions.
14202 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
14203 SOM_READONLY_DATA_SECTION_FUNCTION,
14204 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
14205 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
14206 Define here ...
14207 * config/pa/som.h: ... not here.
14208 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
14209 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
14210 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
14211 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
14212 (READONLY_DATA_SECTION): Use som_readonly_data_section.
14213
14214 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
14215
14216 * fold-const.c (int_const_binop): Don't generate non-overflowing
14217 size-types specially.
14218 (fold_convert_const): Likewise.
14219
14220 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
14221 clear cache on copied sizetype.
14222
14223 2004-08-20 Ben Elliston <bje@au.ibm.com>
14224
14225 * configure.ac: Don't escape apostrophe in --enable-coverage help.
14226 * configure: Regenerate.
14227
14228 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
14229
14230 PR 5620
14231 * gcc.c (struct stat input_stat): Don't define if
14232 HOST_LACKS_INODE_NUMBERS
14233 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
14234 than stat to determine if temp file is same as input file.
14235 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
14236 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
14237
14238 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
14239
14240 * configure.ac (mips*-*-*): Print an error if not using GAS.
14241 * configure: Regenerated.
14242 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
14243 comments about buggy MIPSpro assemblers.
14244 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
14245 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
14246 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
14247 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
14248 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
14249 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
14250 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
14251 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
14252 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
14253 of more general IRIX 6 definitions.
14254 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
14255 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
14256 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
14257 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
14258 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
14259 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
14260 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
14261 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
14262 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
14263 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
14264 (LINK_SPEC): Move most of definition to iris.h.
14265 (SUBTARGET_LINK_SPEC): New macro.
14266 (IRIX_STARTFILE_SPEC): Fold into...
14267 (STARTFILE_SPEC): ...here.
14268 (IRIX_ENDFILE_SPEC): Fold into...
14269 (ENDFILE_SPEC): ...here.
14270 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
14271 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
14272 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
14273 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
14274 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
14275 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
14276 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
14277 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
14278 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
14279 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
14280 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
14281 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
14282 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
14283 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
14284 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
14285 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
14286 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
14287 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
14288 (TARGET_IRIX6): Define to 1.
14289 (DRIVER_SELF_SPECS): Define.
14290 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
14291 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
14292 (SUBTARGET_LINK_SPEC): New macro.
14293 (IRIX_STARTFILE_SPEC): Fold into...
14294 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
14295 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
14296 (LIB_SPEC, LIBGCC_SPEC): Use them.
14297 (LIB_SPEC): Remove !mabi=* case.
14298 (IRIX_ENDFILE_SPEC): Fold into...
14299 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
14300 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
14301 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
14302 (TARGET_IRIX6): New macro.
14303 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
14304 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
14305 (LABEL_AFTER_LOC): Delete.
14306 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
14307 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
14308 (mips_build_builtin_va_list): Check TARGET_IRIX6.
14309 (override_options): Remove TARGET_SGI_O32_AS-related code.
14310 (irix_output_external_libcall): Make static.
14311 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
14312 LABEL_AFTER_LOC.
14313 (mips_file_start): Tidy guard for ABI sections. Remove use of
14314 ABICALLS_ASM_OP; use .abicalls instead.
14315 (mips_output_aligned_decl_common, mips_declare_object_name)
14316 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
14317 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
14318 .globl foo .text directives.
14319 (irix_asm_named_section_1, irix_asm_named_section)
14320 (irix_section_align_entry, irix_section_align_htab)
14321 (irix_orig_asm_out_file, irix_section_align_entry_eq)
14322 (irix_section_align_entry_hash, irix_asm_output_align)
14323 (irix_file_start, irix_section_align_1, copy_file_data)
14324 (irix_file_end, irix_section_type_flags): Delete.
14325 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
14326 Use standard section syntax. Remove protective "jr $31".
14327 (__gcc_fini): Likewise .gcc_fini.
14328 * config/mips/irix-crtn.asm: Adjust sections accordingly.
14329 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
14330 iris5gas.h.
14331 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
14332 from t-irix-gld.
14333 (EXTRA_MULTILIB_PARTS): Define.
14334 * config/mips/t-iris6: Remove bogus comment.
14335 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
14336 * config/mips/iris5gas.h, config/mips/iris5gld.h,
14337 config/mips/iris6gas.h, config/mips/iris6gld.h,
14338 config/mips/t-iris5-as, config/mips/t-iris5-gas
14339 config/mips/t-irix-gld: Delete.
14340 * config/mips/iris.h: New file.
14341 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
14342
14343 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
14344
14345 * postreload.c (reload_cse_move2add): Allow any condjump, but check
14346 that the implicit set isn't clobbered in the jump insn.
14347
14348 2004-08-19 Mark Mitchell <mark@codesourcery.com>
14349
14350 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
14351 * optabs.c (init_optabs): Don't check it.
14352 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
14353 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
14354
14355 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
14356
14357 * config/s390/s390.md (s390_warn_framesize_string)
14358 (s390_warn_dynamic_string, s390_stack_size_string)
14359 (s390_stack_guard_string): New global string variables.
14360 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
14361 (s390_stack_guard): New global variables.
14362 (override_options): Added checks for the new options.
14363 (s390_emit_prologue): Emit stack check and trap code and perform
14364 compile time stack size checking.
14365
14366 * config/s390/s390.h (TARGET_OPTIONS): Added new options
14367 "warn-framesize", "warn-dynamicstack", "stack-size" and
14368 "stack-guard".
14369
14370 * doc/invoke.texi: Added documentation for the new options.
14371
14372 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
14373
14374 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
14375 to eliminate warning.
14376 (linear_search_fdes): Declare p as unsigned.
14377 (binary_search_mixed_encoding_fdes): Likewise.
14378 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
14379 to eliminate warning.
14380 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
14381 type cast.
14382
14383 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
14384
14385 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
14386 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
14387 instead of one. Check for strictly legitimate address.
14388 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
14389 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
14390
14391 2004-08-19 Eric Christopher <echristo@redhat.com>
14392
14393 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
14394 * langhooks.h (unsave_expr_now): Ditto.
14395 * tree.h (unsave_expr_1): Remove prototype.
14396 (lhd_unsave_expr_now): Rename to unsave_expr_now.
14397 * tree-inline.c (unsave_expr_1): Move here
14398 from tree.c. Make static.
14399 (unsave_expr_now): Rename from lhd_unsave_expr_now.
14400 * tree-sra.c: Fix up for rename.
14401 * tree-ssa-copy.c: Ditto.
14402 * tree-eh.c: Ditto.
14403 * tree.c (unsave_expr_1): Move to tree-inline.c.
14404
14405 2004-08-19 Caroline Tice <ctice@apple.com>
14406
14407 * config/i386/cygming.h (switch_to_section): Fix typo (change
14408 in_unlikely_text_section to in_unlikely_executed_text).
14409
14410 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
14411
14412 * vec.h (VEC_lower_bound): New macro.
14413
14414 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
14415
14416 PR target/16446
14417 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
14418 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
14419 treat each ABI separately. Deal with n32/n64 complex float arguments.
14420 (function_arg): Add associated complex handling here.
14421
14422 2004-08-19 Richard Henderson <rth@redhat.com>
14423
14424 * config/arm/arm.c (arm_gen_load_multiple): Use
14425 adjust_automodify_address. Take base memory and offset instead
14426 of unchanging/struct/scalar bits.
14427 (arm_gen_store_multiple): Likewise.
14428 (arm_gen_movmemqi): Use adjust_automodify_address.
14429 * config/arm/arm-protos.h: Update decls.
14430 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
14431 (store_multiple): Similarly.
14432
14433 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
14434
14435 * regclass.c (globalize_reg): Update call_really_used_regs.
14436
14437 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
14438
14439 * doc/invoke.texi (integer-share-limit): Document.
14440
14441 * tree.h (TYPE_CACHED_VALUES_P): New.
14442 (TYPE_CACHED_VALUES): New.
14443 (TYPE_ORIG_SIZE_TYPE): Adjust.
14444 * tree.def (INTEGER_CST): Update documentation.
14445 * tree.c: Inlcude params.h.
14446 (build_int_cst): Cache small values.
14447 (build_type_copy): Do not copy the value cache.
14448 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
14449 unneeded zeroing.
14450 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
14451 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
14452 cache.
14453 * fold-const.c (force_fit_type): Copy value when setting
14454 overflows.
14455 (int_const_binop): Likewise.
14456 * stor-layout.c: Include params.h
14457 (set_sizetype): Create values cache.
14458 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
14459 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
14460 * params.h (INTEGER_SHARE_LIMIT): New.
14461 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
14462
14463 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
14464
14465 * gimplify.c (gimplify_minimax_expr): Remove.
14466 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
14467
14468 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
14469
14470 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
14471 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
14472
14473 2004-08-19 Mark Mitchell <mark@codesourcery.com>
14474
14475 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
14476
14477 2004-08-18 Andrew Pinski <apinski@apple.com>
14478
14479 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
14480
14481 2004-08-18 Mark Mitchell <mark@codesourcery.com>
14482
14483 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
14484 (__aeabi_ul2f): Likewise.
14485
14486 2004-08-18 Richard Henderson <rth@redhat.com>
14487
14488 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
14489 move to rtl completely.
14490 (struct meminsnbuf, xtensa_emit_block_move): Remove.
14491 (xtensa_find_mode_for_size): Remove.
14492 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
14493 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
14494
14495 2004-08-18 Richard Henderson <rth@redhat.com>
14496
14497 * config/mcore/mcore.c (mode_from_align): Remove DImode.
14498 (block_move_sequence): Rewrite to use adjust_address.
14499 (mcore_expand_block_move): Cleanup logic. Accept only operands.
14500 Return boolean indicating success/failure.
14501 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
14502 * config/mcore/mcore.md (movmemsi): Update to match.
14503
14504 2004-08-18 Mike Stump <mrs@apple.com>
14505
14506 * doc/invoke.texi (-mfix-and-continue): Add support for
14507 fast turn around debugging.
14508 (-ffix-and-continue): Likewise.
14509 (-mindirect-data): Likewise.
14510 (-findirect-data): Likewise.
14511 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
14512 (indirect_data): Likewise.
14513 (machopic_data_defined_p): Likewise.
14514 (machopic_output_indirection): Likewise.
14515 (darwin_encode_section_info): Likewise.
14516 (darwin_fix_and_continue): Likewise.
14517 (darwin_fix_and_continue_switch): Likewise.
14518 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
14519 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
14520 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
14521 (SUBTARGET_OPTIONS): Likewise.
14522 (darwin_fix_and_continue): Likewise.
14523 (darwin_fix_and_continue_switch): Likewise.
14524 (TARGET_FIX_AND_CONTINUE): Likewise.
14525 * config/rs6000.c (rs6000_emit_prologue): Likewise.
14526
14527 2004-08-19 Steven Bosscher <stevenb@suse.de>
14528
14529 * basic-block.h (struct edge_def): Remove crossing_edge.
14530 (EDGE_CROSSING): New define.
14531 (EDGE_ALL_FLAGS): Update.
14532 * bb-reorder.c (find_traces_1_round, better_edge_p,
14533 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
14534 find_jump_block, fix_crossing_conditional_branches,
14535 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
14536 Replace all occurences of crossing_edge with an edge flag check
14537 or set/reset.
14538 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14539 try_crossjump_bb): Likewise.
14540 * cfglayout.c (fixup_reorder_chain): Likewise.
14541 * cfgrtl.c (force_nonfallthru_and_redirect,
14542 commit_one_edge_insertion): Likewise.
14543
14544 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
14545 * tree-flow.h (compute_dominance_frontiers): Move prototype...
14546 * basic-block.h: ...here.
14547 * tree-cfg.c (compute_dominance_frontiers_1,
14548 compute_dominance_frontiers): Move from here...
14549 * cfganal.c: ...to here. Include timevar.h.
14550
14551 2004-08-18 James E Wilson <wilson@specifixinc.com>
14552
14553 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
14554 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
14555
14556 * config/mips/mips.md (type): Add frdiv.
14557 (divsf3+1, divsf3+2): Change type to frdiv.
14558 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
14559 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
14560
14561 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
14562 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
14563 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
14564 * config/mips/5000.md (r5k_fdiv_single): Likewise.
14565 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
14566 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
14567 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
14568 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
14569 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
14570 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
14571 Likewise.
14572 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
14573
14574 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
14575
14576 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
14577 get regression tester working again.
14578
14579 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14580
14581 * insn-notes.def, reg-notes.def: New files.
14582 * rtl.h: Use them to define enum insn_note and enum reg_note.
14583 * rtl.c: Use them to define note_insn_name and reg_note_name.
14584 * Makefile.in (RTL_BASE_H): Update.
14585
14586 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
14587 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
14588
14589 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
14590
14591 * arm.c (arm_size_rtx_costs): New function.
14592 (arm_override_options): Use it if optimizing for space.
14593
14594 2004-08-18 Richard Henderson <rth@redhat.com>
14595
14596 * emit-rtl.c (gen_const_mem): New.
14597 * rtl.h (gen_const_mem): Declare.
14598 * expr.c (do_tablejump): Use it.
14599 * varasm.c (force_const_mem): Likewise.
14600 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14601 (machopic_legitimize_pic_address): Likewise.
14602 * config/arm/arm.c (legitimize_pic_address): Likewise.
14603 * config/i386/i386.c (legitimize_pic_address): Likewise.
14604 (legitimize_tls_address): Likewise.
14605 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
14606 * config/ia64/ia64.md (load_fptr): Likewise.
14607 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
14608 * config/pa/pa.c (legitimize_pic_address): Likewise.
14609 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
14610 (rs6000_emit_move): Likewise.
14611 * config/s390/s390.c (legitimize_pic_address): Likewise.
14612 (legitimize_tls_address): Likewise.
14613 * config/s390/s390.md (casesi): Likewise.
14614 * config/sh/sh.c (sh_reorg): Likewise.
14615 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
14616 * config/v850/v850.md (casesi): Likewise.
14617
14618 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
14619 * config/sh/sh.c (prepare_move_operands): Remove incorrect
14620 use of MEM_READONLY_P.
14621
14622 2004-08-18 Steven Bosscher <stevenb@suse.de>
14623
14624 * Makefile.in (OBJS-common): Add postreload-gcse.c.
14625 Add new postreload-gcse.o.
14626 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
14627 (lookup_as_function, insert, rehash_using_reg, use_related_value,
14628 equiv_constant): Use SAFE_HASH instead of safe_hash.
14629 (exp_equiv_p): Export. Add for_gcse argument when comparing
14630 for GCSE.
14631 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
14632 find_comparison_args, fold_rtx, cse_insn): Update callers.
14633 (hash_rtx): New function derived from old canon_hash and bits
14634 from gcse.c hash_expr_1.
14635 (canon_hash_string): Rename to hash_rtx_string.
14636 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
14637 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
14638 (cselib_lookup): Update this caller.
14639 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
14640 Make static.
14641 (hash_expr): Call hash_rtx.
14642 (ldst_entry): Likewise.
14643 (expr_equiv_p): Call exp_equiv_p.
14644 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
14645 reg_used_on_edge, reg_set_between_after_reload_p,
14646 reg_used_between_after_reload_p, get_avail_load_store_reg,
14647 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
14648 get_bb_avail_insn, hash_scan_set_after_reload,
14649 compute_hash_table_after_reload,
14650 eliminate_partially_redundant_loads, gcse_after_reload,
14651 get_bb_avail_insn, gcse_after_reload_main): Remove.
14652 * postreload-gcse.c: New file, reincarnating most of the above.
14653 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
14654 (gcse_after_reload_main): Update prototype.
14655 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
14656 * passes.c (rest_of_handle_gcse2): Use it.
14657
14658 2004-08-18 Diego Novillo <dnovillo@redhat.com>
14659
14660 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
14661 (pass_loop_done): Likewise.
14662
14663 2004-08-18 Andrew Pinski <apinski@apple.com>
14664
14665 * config/rs6000/darwin.md: Delete the altivec patterns which are
14666 handled differently now.
14667 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
14668 (macho_correct_pic_di): Likewise.
14669 (call_indirect_nonlocal_darwin64): Likewise.
14670 Delete the save world/saveFP/saveVec patterns.
14671
14672 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
14673 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
14674 * config/rs6000/rs6000.md: Include darwin.md.
14675 (builtin_setjmp_receiver): Add DImode case.
14676 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
14677 Darwin bits.
14678
14679 2004-08-18 Matt Austern <austern@apple.com>
14680
14681 Dead code stripping
14682 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
14683 * darwin.c (darwin_file_end): Mark file as potentially strippable.
14684
14685 2004-08-18 Richard Henderson <rth@redhat.com>
14686
14687 * alias.c (readonly_fields_p): Remove.
14688 (objects_must_conflict_p): Don't call it.
14689 * tree.h (readonly_fields_p): Remove.
14690 * langhooks.h (struct lang_hooks): Remove honor_readonly.
14691 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
14692
14693 2004-08-18 Diego Novillo <dnovillo@redhat.com>
14694
14695 * tree-dfa.c (add_referenced_var): Only global variables are
14696 call-clobbered.
14697 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
14698 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
14699 all pointers dereferenced if the statement dereferences them.
14700 (create_name_tags): Do not create memory tags for pointers
14701 that have PT_ANYTHING set.
14702 Also check if PT_VARS is not empty before creating a name tag.
14703 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
14704 variables that share the same alias set with a pointer that
14705 may point anywhere.
14706 (add_may_alias): Add FIXME comment to remove clobbering
14707 aliased variables and tags.
14708 (replace_may_alias): Likewise.
14709 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
14710 (merge_pointed_to_info): If the original variable has not
14711 points-to information, call set_pt_anything.
14712 (add_pointed_to_var): Do not prevent adding a pointed-to
14713 variable if the pointers is PT_ANYTHING.
14714 If the variable is a global, set PT_GLOBAL_MEM.
14715 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
14716 pointer type only come in PTR+OFFSET flavours.
14717 Always call merge_pointed_to_info on PHI arguments that are
14718 SSA_NAMEs.
14719 (get_nmt_for): Mark call-clobbered tags whose pointer points
14720 to global memory.
14721 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
14722 values.
14723 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
14724 FLAGS.
14725 (add_stmt_operand): Abort if the caller tried to add a killing
14726 definition for a memory tag.
14727 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
14728 unnecessary checks.
14729
14730 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
14731
14732 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
14733 from call_used_regs. Update call_really_used_regs.
14734 (CALL_REALLY_USED_REGISTERS): Define.
14735 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
14736 Replace call_used_regs with call_really_used_regs.
14737 (calc_live_regs, sh_media_register_for_return): Likewise.
14738 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
14739 * sh.md (return_media): Likewise.
14740
14741 2004-08-18 Andrew Pinski <apinski@apple.com>
14742
14743 * config/darwin.c (machopic_legitimize_pic_address): Only set
14744 MEM_READONLY_P in the non TARGET_TOC case.
14745
14746 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14747
14748 * rtl.def (NIL): Delete.
14749 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
14750 Tighten the syntax a little.
14751
14752 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
14753 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
14754 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
14755 * config/i386/predicates.md, config/m32r/m32r.h
14756 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
14757 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
14758 * config/sparc/sparc.h, doc/tm.texi:
14759 Replace all occurrences of NIL with UNKNOWN.
14760
14761 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14762
14763 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
14764 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
14765 sequence inline. Move drop_through_label code into this
14766 block, being the only place it is used. Adjust comments.
14767
14768 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
14769
14770 * config/rs6000/altivec.md: Add new patterns for calls to
14771 save_world/rest_world functions.
14772
14773 * config/rs6000/rs6000-protos.h: (save_world_operation,
14774 restore_world_operation) new declarations.
14775
14776 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
14777 field added.
14778 (rs6000_stack_info): Set world_save_p field.
14779 (save_world_operation): New function.
14780 (restore_world_operation): New function.
14781 (compute_save_world_info): New function.
14782 (rs6000_stack_info): Call compute_save_world_info.
14783 (rs6000_emit_prologue): Check for world_save_p and generate
14784 pattern to call save_world for saving all non-volatile and
14785 special registers.
14786 (rs6000_emit_epilogue): Check for world_save_p and generate
14787 pattern to call rest_world to restore saved registers.
14788
14789 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
14790 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
14791 (rs6000_reg_names): New entries added for save_world_operation and
14792 restore_world_operation.
14793
14794 2004-08-18 Caroline Tice <ctice@apple.com>
14795
14796 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
14797 "-freorder-blocks-and-partition" to the flags used in second
14798 stage of profiledbootstrap.
14799 * bb-reorder.c (push_to_next_round_p): Add new variable,
14800 next_round_is_last; set and use variable to make sure, when
14801 partitioning, that the last trace construction round consists
14802 of all (and only) cold basic blocks.
14803 (rotate_loop): Don't copy blocks that end in a section
14804 crossing jump.
14805 (copy_bb): Correctly initialize "partition" of duplicated bb.
14806 (add_unlikely_executed_notes): Add a comment.
14807 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
14808 to make sure, if function contains hot blocks, that the
14809 successors of ENTRY_BLOCK_PTR are hot; also, only look for
14810 crossing edges if the architecture supports named sections.
14811 (mark_bb_for_unlikely_executed_section): Modify to always
14812 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
14813 the basic block note insn.
14814 (fix_crossing_unconditional_branches): Remove extra space.
14815 (fix_edges_for_rarely_executed_code): Modify to only do
14816 partitioning work if the architecture supports named sections.
14817 (reorder_basic_blocks): Modify to only add
14818 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
14819 supports named sections.
14820 * c-common.c (handle_section_attribute): Initialize new global
14821 variable, user_defined_section_attribute, to true if user has
14822 specified one.
14823 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
14824 forward edges that cross section boundaries.
14825 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
14826 partitioning information if the architecture supports named
14827 sections.
14828 * cfgrtl.c (target.h): Add statement to include this.
14829 (rtl_split_block): Make sure newly created bb gets correct
14830 partition.
14831 (try_redirect_by_replacing_jump): Make sure redirection isn't
14832 attempting to cross section boundaries.
14833 (force_nonfallthru_and_redirect): Only do partition fix up if
14834 architecture supports named sections.
14835 (rtl_split_edge): Make sure newly created bb ends up in
14836 correct partition.
14837 (commit_one_edge_insertion): Remove code that incorrectly
14838 updated basic block partition; Make sure partition fix up only
14839 happens if architecture supports named sections and it's not
14840 already done.
14841 (rtl_verify_flow_info_1): Fix if-condition on test/error
14842 condition that fallthru edges are not allowed to cross section
14843 boundaries.
14844 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
14845 * final.c (final_scan_insn): Remove redundant test from if-statement;
14846 change calls to text_section into calls to function_section; add code
14847 to only to partitioning fix up if architecture supports named
14848 sections.
14849 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
14850 partition.
14851 (if_convert): Add targetm.have_named_sections to test.
14852 * output.h (unlikely_section_label): Extern declaration for new global
14853 variable.
14854 (unlikely_text_section_name): Likewise.
14855 * opts.c (decode_options): If both partitioning and DWARF debugging
14856 are turned on, issue a warning that this doesn't work, and change
14857 partitiong to basic block reordering (without hot/cold partitions).
14858 * passes.c (rest_of_handle_final): Re-set new global variable,
14859 user_defined_section_attribute, to false.
14860 (rest_of_compilation): Change options for calling partitioning
14861 function: Don't call if the user defined the section attribute, and
14862 don't call if DECL_ONE_ONLY is true for the current function.
14863 * predict.c (choose_function_section): Return immediately if we
14864 are doing hot/cold partitioning (i.e. let the basic block partitioning
14865 determine where the function belongs).
14866 * reg-stack.c (emit_swap_insn): Add condition to step over
14867 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
14868 * toplev.c (user_defined_section_attribute): New global variable.
14869 * toplev.h (user_defined_section_attribute): Extern declaration
14870 for new global variable.
14871 * varasm.c (unlikely_section_label): New global variable.
14872 (unlikely_text_section_name): New global variable.
14873 (unlikely_text_section): Add code to initialize
14874 unlikely_text_section_name if necessary; modify to use
14875 unlikely_text_section_name and unlikely_section_label; also to use
14876 named_section properly.
14877 (in_unlikely_text_section): Modify to work correctly with
14878 named_section and to use unlikely_text_section_name.
14879 (named_section): Add code to work properly with cold section.
14880 (function_section): Clean up if-statement.
14881 * config/darwin.c (darwin_asm_named_section): Return to original
14882 code, removing use of SECTION_FORMAT_STRING.
14883 * config/arm/pe.h (switch_to_section): Add case for
14884 in_unlikely_executed_text to switch statement.
14885 * config/i386/cygming.h (switch_to_section): Likewise.
14886 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
14887 (SECTION_FORMAT_STRING): Likewise.
14888 * config/mcore/mcore.h (switch_to_section): Likewise.
14889 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
14890 (SECTION_FORMAT_STRING): Remove.
14891
14892 2004-08-18 Roger Sayle <roger@eyesopen.com>
14893
14894 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
14895 -ffixed-reg safe, by preserving the meanings of zero and one.
14896 (CALL_USED_REGISTERS): Likewise.
14897 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
14898
14899 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
14900
14901 * config/sh/sh.c (split_branches): Check the result of
14902 next_active_insn.
14903 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
14904 Call rtl_register_cfg_hooks.
14905
14906 2004-08-18 Richard Henderson <rth@redhat.com>
14907
14908 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
14909 * alias.c (true_dependence): Update to match new semantics.
14910 (canon_true_dependence, write_dependence_p): Likewise.
14911 (anti_dependence, output_dependence): Update write_dependence_p args.
14912 (unchanging_anti_dependence): Remove.
14913 * calls.c (purge_mem_unchanging_flag): Remove.
14914 (fixup_tail_calls): Don't call it.
14915 (expand_call): Don't add unchanging memory to function usage.
14916 * expr.c (emit_block_move_via_libcall): Likewise.
14917 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
14918 (get_subtarget): Don't use RTX_UNCHANGING_P.
14919 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
14920 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
14921 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
14922 * cse.c (insert): Don't use RTX_UNCHANGING_P.
14923 (cse_insn, canon_hash): Use MEM_READONLY_P.
14924 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
14925 instead of RTX_UNCHANGING_P.
14926 * explow.c (maybe_set_unchanging): Remove.
14927 * expr.h (maybe_set_unchanging): Remove.
14928 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
14929 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
14930 (assign_parm_setup_reg, expand_function_start): Likewise.
14931 * integrate.c (copy_rtx_and_substitute): Likewise.
14932 * ra-rewrite.c (emit_colors): Likewise.
14933 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
14934 (fixup_match_1): Likewise.
14935 * reload1.c (reload, alter_reg): Likewise.
14936 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
14937 not RTX_UNCHANGING_P.
14938 (equiv_init_varies_p): Likewise.
14939 * loop-invariant.c (check_maybe_invariant): Likewise.
14940 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
14941 * loop.c (note_addr_stored): Likewise.
14942 (prescan_loop): Likewise. Don't check function usage for clobbered
14943 unchanging memory.
14944 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
14945 not RTX_UNCHANGING_P.
14946 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
14947 * varasm.c (force_const_mem): Likewise.
14948 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
14949 * web.c (entry_register): Likewise.
14950 * tree-gimple.h (get_base_address): Move decl ...
14951 * tree.h: ... here.
14952 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
14953
14954 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
14955 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
14956 (alpha_set_memflags): Update to match.
14957
14958 * config/darwin.c (machopic_indirect_data_reference): Set
14959 MEM_READONLY_P instead of RTX_UNCHANGING_P.
14960 (machopic_indirect_call_target): Likewise.
14961 (machopic_legitimize_pic_address): Likewise.
14962 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
14963 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
14964 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
14965 * config/frv/frv.md (symGOT2reg): Likewise.
14966 * config/i386/i386.c (legitimize_pic_address,
14967 legitimize_tls_address, ix86_split_to_parts): Likewise.
14968 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
14969 * config/ia64/ia64.md (load_fptr): Likewise.
14970 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
14971 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
14972 * config/mcore/mcore.c (block_move_sequence): Likewise.
14973 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
14974 * config/pa/pa.c (legitimize_pic_address): Likewise.
14975 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
14976 (rs6000_emit_move): Likewise.
14977 * config/s390/s390.c (legitimize_pic_address): Likewise.
14978 (legitimize_tls_address): Likewise.
14979 * config/s390/s390.md (casesi): Likewise.
14980 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
14981 * config/sh/sh.md (symGOT2reg): Likewise.
14982 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
14983 * config/v850/v850.md (casesi): Likewise.
14984
14985 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
14986 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
14987 * config/mips/mips.c (mips_restore_gp): Likewise.
14988 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
14989 * config/sh/sh.c (sh_reorg): Likewise.
14990
14991 2004-08-18 Richard Henderson <rth@redhat.com>
14992
14993 * tree.h (struct tree_decl): Add gimple_formal_temp.
14994 (DECL_GIMPLE_FORMAL_TEMP_P): New.
14995 * gimplify.c (pop_gimplify_context): Clear it.
14996 (lookup_tmp_var): Set it, if is_formal.
14997 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
14998 Use is_gimple_val for VECTOR. Simplify return value.
14999 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
15000 (gimplify_expr): Likewise.
15001 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
15002 is_gimple_tmp_rhs for clarity. Update all callers.
15003 (is_gimple_reg_rhs): Simplify logic.
15004 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
15005 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
15006 (is_gimple_formal_tmp_reg): Similarly.
15007 * tree-gimple.h: Update decls.
15008 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
15009 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
15010 * tree-ssa-live.c (var_union, type_var_init): Likewise.
15011
15012 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
15013
15014 * c4x.c (legitimize_operands): Remove calls to
15015 preserve_subexpressions_p.
15016
15017 2004-08-18 David Edelsohn <edelsohn@gnu.org>
15018
15019 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
15020 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
15021
15022 2004-08-18 Ziemowit Laski <zlaski@apple.com>
15023
15024 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
15025 Objective-C++ extensions.
15026 * gengtype.c (get_file_basename): Match entire subdirectory name
15027 ('cp', 'objc', 'objcp') rather than just its suffix.
15028 (get_base_file_bitmap): Allow for files to belong to more than one
15029 language.
15030 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
15031 used by more than one front-end.
15032
15033 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
15034
15035 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
15036 avoid use of preserve_subexpressions_p.
15037
15038 2004-08-17 Richard Henderson <rth@redhat.com>
15039
15040 PR 17051
15041 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
15042
15043 2004-08-17 DJ Delorie <dj@redhat.com>
15044
15045 * doc/extend.texi: Document new xstormy16 attribute.
15046
15047 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
15048 (xstormy16_splittable_below100_or_register): New.
15049 (combine_bnp): New.
15050 (xstormy16_reorg): New.
15051 (TARGET_MACHINE_DEPENDENT_REORG): Define.
15052
15053 * config/stormy16/stormy16.md (movqi_internal): Make name public.
15054 (movhi_internal): Likewise.
15055 (cbhranchhi): Likewise.
15056 (cbhranchhi_neg): Likewise.
15057 (andhi3): Only allow splittable below100 operands.
15058 (iorhi3): Likewise.
15059 (peephole2): New and/zero_extend->and peephole.
15060 (peephole2): New load/ior/save->set1 peephole.
15061 (peephole2): New load/and/save->clr1 peephole.
15062 (bclrx, bclrx2, bclr7, bclr15): New.
15063 (bsetx, bsetx2, bset7, bset15): New.
15064
15065 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
15066 liberal about acceptable 'B' masks.
15067
15068 * config/stormy16/stormy16-protos.h
15069 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
15070 xstormy16_below100_operand, xstormy16_below100_or_register,
15071 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
15072 (PREDICATE_CODES): Add new predicates.
15073
15074 * config/stormy16/stormy16.c
15075 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
15076 xstormy16_below100_operand, xstormy16_below100_or_register,
15077 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
15078 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
15079 (xstormy16_legitimate_address_p): Allow below100 symbols.
15080 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
15081 (xstormy16_expand_move): Leave below100 operands as-is.
15082 (xstormy16_encode_section_info): Encode below100 symbols.
15083 (xstormy16_strip_name_encoding): New.
15084 (xstormy16_print_operand): Print 'b' as shift mask.
15085 (xstormy16_attribute_table): Add below100 attributes.
15086 (xstormy16_handle_below100_attribute): New.
15087
15088 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
15089 (XSTORMY16_SECTION_FUNCTION): New.
15090 (EXTRA_SECTION_FUNCTIONS): Define using the above.
15091 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
15092 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
15093 (ASM_OUTPUT_LABELREF): Define.
15094
15095 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
15096 (movhi_internal): Add below100 support.
15097 (andhi3): Add below100 support.
15098 (iorhi3): Add below100 support.
15099 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
15100
15101 2004-08-17 James E Wilson <wilson@specifixinc.com>
15102
15103 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
15104 of VOIDmode for comparison code mode.
15105 * config/mips/mips.md: For conditional move patterns, use mode of
15106 first compare operand for comparison mode, instead of VOIDmode.
15107
15108 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
15109 normal and -ffast-math code.
15110
15111 2004-08-17 Mark Mitchell <mark@codesourcery.com>
15112
15113 PR c++/15871
15114 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
15115
15116 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
15117
15118 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
15119
15120 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
15121
15122 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
15123 for non Darwin targets.
15124 (*call_value_nonlocal_darwin64): Likewise.
15125
15126 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
15127
15128 * config/rs6000/rs6000.c (rs6000_function_value): Check for
15129 altivec mode for altivec return register.
15130
15131 2004-08-17 David Edelsohn <edelsohn@gnu.org>
15132
15133 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
15134 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
15135 * config/rs6000/rs6000.md: Include darwin.md.
15136 (builtin_setjmp_receiver): Add DImode case.
15137 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
15138 Darwin bits.
15139
15140 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
15141
15142 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
15143 trees.
15144 * tree-vectorizer.h: New File: Same.
15145 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
15146 * common.opt (ftree-vectorize): New flag to enable vectorization.
15147 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
15148 vectorization pass.
15149 * tree-data-ref.h (init_data_ref): Additional argument.
15150 (array_base_name_differ_p): Moved to tree-data-ref.c.
15151 * tree-data-ref.c (array_base_name_differ_p): Revised.
15152 (initialize_data_dependence_relation): Call array_base_name_differ_p
15153 with an extra argument.
15154 (analyze_all_data_dependences): Same.
15155 (init_data_ref): Additional argument is_read to set DR_IS_READ.
15156 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
15157 file.
15158 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
15159 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
15160 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
15161 vectorization pass.
15162 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
15163 (tree_ssa_loop_done): Call scev_finalize.
15164 (tree_vectorize): Define the new vectorization pass.
15165 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
15166 size of the vector they support (until support for multiple vector
15167 sizes is added to the vectorizer).
15168 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
15169 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
15170 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
15171 documentation.
15172
15173 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
15174
15175 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
15176 usage.
15177 (generate_protocol_list, handle_impent): Likewise.
15178
15179 2004-08-17 Roger Sayle <roger@eyesopen.com>
15180
15181 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
15182 ensure that call_used_regs is a superset of both fixed_regs and
15183 call_really_used_regs.
15184
15185 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
15186
15187 PR target/17019
15188 * arm.md (addsi3_cbranch_scratch): Correct case labels.
15189
15190 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
15191
15192 PR middle-end/17036
15193 * fold-const.c (fold): Check for integer operand when
15194 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
15195 Pinski <pinskia@physics.uc.edu>.
15196
15197 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
15198
15199 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
15200 No need to check if in a cross configuration.
15201 * configure: Regenerate.
15202
15203 * calls.c (precompute_register_parameters):
15204 Inline preserve_subexpressions_p ().
15205 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
15206 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
15207 Likewise.
15208 * expr.c (get_subtarget): Likewise.
15209 * rtl.h (preserve_subexpressions_p): Remove.
15210 * stmt.c (preserve_subexpressions_p): Remove.
15211
15212 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
15213 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
15214 Abort on gimplified cases.
15215
15216 2004-08-16 James E Wilson <wilson@specifixinc.com>
15217
15218 * tree.h (VECTOR_FLOAT_TYPE_P): New.
15219 (FLOAT_TYPE_P): Use it.
15220 * c-typeck.c (build_binary_op): After convert calls, check for
15221 check for ERROR_MARK operands.
15222
15223 2004-08-16 Zack Weinberg <zack@codesourcery.com>
15224
15225 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
15226 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
15227 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
15228 (genobjs static pattern rule): Remove %.c dependency.
15229 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
15230 Rename rules; delete commands; fix dependencies.
15231 (mostlyclean): Do not delete temporary source copies.
15232 * configure.ac: Delete all references to BUILD_PREFIX and
15233 BUILD_PREFIX_1.
15234 * configure: Regenerate.
15235
15236 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
15237 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
15238 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
15239 with #ifndef GENERATOR_FILE so that nothing from those headers
15240 is used.
15241
15242 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
15243
15244 2004-08-16 Adam Nemet <anemet@lnxw.com>
15245
15246 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
15247
15248 2004-08-16 Andrew Pinski <apinski@apple.com>
15249
15250 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
15251 extraneous semicolon.
15252
15253 2004-08-16 Devang Patel <dpatel@apple.com>
15254
15255 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
15256 * print-tree.c (print_node): Print DECL_PRESERVE_P.
15257 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
15258 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
15259 * target.h (struct gcc_target): New member, mark_decl_preserved.
15260 * hooks.c (hook_void_charptr): Rename to ...
15261 (hook_void_constcharptr): ... new name.
15262 * hooks.h (hook_void_charptr): Rename to ..
15263 (hook_void_constcharptr): ... new name.
15264 * tree.h (DECL_PRESERVE_P): New #define.
15265 (struct tree_decl): New member, preserve_flag.
15266 * varasm.c (assemble_start_function): Mark decl preserved.
15267 (assemble_variable): Same.
15268 * darwin.c (darwin_mark_decl_preserved): New function.
15269 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
15270 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
15271 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
15272
15273 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
15274
15275 * c-decl.c (grokdeclarator): Allow for function definition where
15276 innermost declarator has attributes.
15277
15278 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
15279
15280 * except.c (get_exception_filter, build_post_landing_pads,
15281 dw2_build_landing_pads): Use target-specific mode for 'filter'.
15282 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
15283 * target.h (eh_return_filter_mode): New field added.
15284 * targhooks.c (default_eh_return_filter_mode): Defined.
15285 * targhooks.h (default_eh_return_filter_mode): Declared.
15286 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
15287
15288 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
15289
15290 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
15291 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
15292 * configure: Regenerate.
15293
15294 2004-08-16 Stan Shebs <shebs@apple.com>
15295
15296 Basic support for 64-bit Darwin.
15297 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
15298 (machopic_legitimize_pic_address): Similarly, plus use Pmode
15299 instead of SImode.
15300 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
15301 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
15302 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
15303 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
15304 (PROCESSOR_DEFAULT64): Define.
15305 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
15306 Darwin.
15307 * config/rs6000/rs6000.md: Include darwin.md.
15308 (builtin_setjmp_receiver): Add DImode case.
15309 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
15310 Darwin.
15311 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
15312 (rs6000_emit_move): Add DImode case to Darwin bits.
15313 (machopic_output_stub): Use .quad if 64-bit.
15314 * invoke.texi: Document -m32 and -m64.
15315
15316 2004-08-16 Janis Johnson <janis187@us.ibm.com>
15317
15318 * doc/extend.texi (AltiVec builtins): Document additional differences
15319 from the Motorola AltiVec PIM.
15320
15321 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
15322
15323 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
15324 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
15325 (struct tree_common): Update public_flag documentation.
15326
15327 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
15328
15329 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15330 Check for artificial variables, not is_gimple_tmp_var.
15331 * tree-ssa-live.c (var_union): Likewise.
15332
15333 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
15334
15335 * calls.c (load_register_parameters): Remove spurious FIXME token.
15336
15337 2004-08-15 Ziemowit Laski <zlaski@apple.com>
15338
15339 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
15340 (c-lang.o): Depend on c-objc-common.h.
15341 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
15342 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
15343 * c-lang.c: Include c-objc-common.h.
15344 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
15345 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
15346 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
15347 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
15348 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
15349 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
15350 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
15351 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
15352 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
15353 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
15354 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
15355 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
15356 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
15357 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
15358 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
15359 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15360 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
15361 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
15362 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
15363 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
15364 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
15365 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
15366 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
15367 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
15368 Move to c-objc-common.h.
15369 * c-objc-common.c: Include c-objc-common.h.
15370 * c-objc-common.h: New file.
15371
15372 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
15373 Andrew Pinski <pinskia@physics.uc.edu>
15374
15375 PR target/14931
15376 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
15377 style.
15378
15379 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
15380
15381 * tree.h (build_int_cst): New.
15382 (build_int_2): Remove.
15383 * tree.c (build_int_2): Remove.
15384 (build_int_cst): New.
15385 (make_vector_type, build_common_tree_nodes,
15386 build_common_tree_nodes_2): Use build_int_cst.
15387 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
15388 expand_builtin_strpbrk, expand_builtin_fputs,
15389 build_string_literal, expand_builtin_printf,
15390 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
15391 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
15392 fold_builtin_isdigit, simplify_builtin_strstr,
15393 simplify_builtin_strpbrk, fold_builtin_fputs,
15394 simplify_builtin_sprintf): Use build_int_cst.
15395 * c-common.c (start_fname_decls, fix_string_type,
15396 c_common_nodes_and_builtins, c_init_attributes,
15397 shorten_compare): Likewise.
15398 * c-decl.c (complete_array_type,
15399 check_bitfield_type_and_width): Likewise.
15400 * c-lex.c (interpret_integer, lex_charconst): Likewise.
15401 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
15402 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15403 * c-typeck.c (really_start_incremental_init, push_init_level,
15404 set_nonincremental_init_from_string): Likewise.
15405 * calls.c (load_register_parameters): Likewise.
15406 * convert.c (convert_to_pointer): Likewise.
15407 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
15408 build_fn_info_type, build_ctr_info_value, build_gcov_info):
15409 Likewise.
15410 * except.c (init_eh, assign_filter_values, assign_filter_values):
15411 Likewise.
15412 * expmed.c (store_fixed_bit_field, extract_bit_field,
15413 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
15414 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
15415 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
15416 * expr.c (convert_move, emit_group_load, emit_group_store,
15417 expand_assignment, store_constructor, store_field,
15418 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
15419 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
15420 invert_truthvalue, optimize_bit_field_compare,
15421 decode_field_reference, all_ones_mask_p, constant_boolean_node,
15422 fold_div_compare, fold, fold_read_from_constant_string,
15423 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15424 * function.c (assign_parm_setup_block): Likewise.
15425 * stmt.c (shift_return_value, expand_end_case_type,
15426 estimate_case_costs): Likewise.
15427 * stor-layout.c (layout_type, initialize_sizetypes,
15428 set_min_and_max_values_for_integral_type): Likewise.
15429 * tree-chrec.c (chrec_fold_multiply_poly_poly,
15430 reset_evolution_in_loop): Likewise.
15431 * tree-chrec.h (build_polynomial_chrec): Likewise.
15432 * tree-complex.c (build_replicated_const): Likewise.
15433 * tree-eh.c (honor_protect_cleanup_actions,
15434 lower_try_finally_onedest, lower_try_finally_copy,
15435 lower_try_finally_switch): Likewise.
15436 * tree-mudflap.c (mf_build_string, mx_register_decls,
15437 mudflap_register_call, mudflap_enqueue_constant): Likewise.
15438 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
15439 * tree-pretty-print.c (dump_generic_node): Likewise.
15440 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
15441 Likewise.
15442 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
15443 * tree-ssa-loop-niter.c (number_of_iterations_cond,
15444 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
15445 Likewise.
15446
15447 * config/alpha/alpha.c (alpha_initialize_trampoline,
15448 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
15449 * config/arm/arm.c (arm_get_cookie_size): Likewise.
15450 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
15451 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15452 * config/i860/i860.c (i860_va_start): Likewise.
15453 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
15454 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
15455 mips_gimplify_va_arg_expr): Likewise.
15456 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
15457 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
15458 add_compiler_branch_island): Likewise.
15459 * config/s390/s390.c (s390_va_start): Likewise.
15460 * config/sh/sh.c (sh_va_start): Likewise.
15461 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
15462 Likewise.
15463 * config/xtensa/xtensa.c (xtensa_va_start,
15464 xtensa_gimplify_va_arg_expr): Likewise.
15465
15466 * objc/objc-act.c (build_objc_string_object,
15467 build_objc_symtab_template, init_def_list, init_objc_symtab,
15468 init_module_descriptor, generate_static_references,
15469 build_selector_translation_table, get_proto_encoding,
15470 build_typed_selector_reference, build_selector_reference,
15471 build_next_objc_exception_stuff,
15472 build_method_prototype_list_template, generate_descriptor_table,
15473 generate_protocols, build_protocol_initializer,
15474 build_ivar_list_template, build_method_list_template,
15475 build_ivar_list_initializer, generate_ivars_list,
15476 generate_dispatch_table, generate_protocol_list,
15477 build_category_initializer, build_shared_structure_initializer,
15478 generate_shared_structures, handle_impent,
15479 generate_objc_image_info): Use build_int_cst.
15480
15481 2004-08-15 Ben Elliston <bje@au.ibm.com>
15482
15483 * vec.h: Comment improvements.
15484
15485 2004-08-14 Roger Sayle <roger@eyesopen.com>
15486
15487 * c-common.c (shorten_compare, pointer_int_sum,
15488 c_common_truthvalue_conversion, boolean_increment): Replace calls
15489 to build with calls to buildN.
15490 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
15491 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
15492 gimplify_switch_stmt): Likewise.
15493 * c-typeck.c (default_function_array_conversion,
15494 build_component_ref, build_array_ref, build_function_call,
15495 pointer_diff, build_unary_op, build_conditional_expr,
15496 build_compound_expr, build_modify_expr, c_finish_goto_label,
15497 c_finish_goto_ptr, c_finish_return, c_finish_loop,
15498 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
15499 build_binary_op): Likewise.
15500
15501 2004-08-15 Steven Bosscher <stevenb@suse.de>
15502
15503 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
15504
15505 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15506
15507 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
15508 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
15509 * fixinc/fixincl.x: Rebuilt.
15510
15511 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
15512
15513 * config/mips/mips-protos.h (mips_symbolic_constant_p)
15514 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
15515 (mips_small_data_pattern_p): Declare.
15516 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
15517 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
15518 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
15519 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
15520 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
15521 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
15522 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
15523 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
15524 (pc_or_label_operand, call_insn_operand, move_operand)
15525 (consttable_operand, symbolic_operand, general_symbolic_operand)
15526 (global_got_operand, local_got_operand, stack_operand)
15527 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
15528 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
15529 (mips_small_data_pattern_p): Replace previous small_data_pattern
15530 predicate. Turn into a bool () (rtx) function.
15531 * config/mips/predicates.md: New file.
15532 * config/mips/mips.md: Include it. Use the target-independent
15533 comparison_operator instead of cmp_op. Rename trap_cmp_op to
15534 trap_comparison_operator and equality_op to equality_operator.
15535 Replace uses of small_int with the equivalent const_arith_operand.
15536 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
15537 const_float_1_operand to const_1_operand. Rename fcc_register_operand
15538 to fcc_reload_operand.
15539 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
15540
15541 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15542
15543 PR libstdc++/17005 partial fix.
15544 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
15545 except when generating ANSI/C89 code.
15546
15547 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
15548
15549 * c-common.c (shorten_compare): Use force_fit_type directly.
15550
15551 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
15552 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
15553 Dave Korn <dk@artimi.com>
15554
15555 * doc/install.texi (Building): Avoid duplicate reference to GNU
15556 make requirement.
15557 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
15558
15559 2004-08-14 Richard Henderson <rth@redhat.com>
15560
15561 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
15562 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
15563
15564 2004-08-13 Richard Henderson <rth@redhat.com>
15565
15566 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
15567 for constant_call_address_operand.
15568 (call_value_pop_1, call_value_1): Likewise.
15569 (sibcall_value_1, call_value_1_rex64): Likewise.
15570
15571 2004-08-13 James E Wilson <wilson@specifixinc.com>
15572
15573 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
15574 Correct mode from SFmode to DFmode.
15575
15576 2004-08-13 Ziemowit Laski <zlaski@apple.com>
15577
15578 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
15579 __cstring_object and __image_info sections with the no_dead_strip
15580 attribute.
15581
15582 2004-08-13 Roger Sayle <roger@eyesopen.com>
15583 David Billinghurst <David.Billinghurst@riotinto.com>
15584
15585 PR libgfortran/15930
15586 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
15587 * fixinc/fixincl.x: Regenerate.
15588 * fixinc/tests/base/internal/math_core.h: New file.
15589
15590 2004-08-13 Richard Henderson <rth@redhat.com>
15591
15592 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
15593 (dbxout_function_end): Remove ifdefs for it.
15594 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
15595
15596 2004-08-13 Richard Henderson <rth@redhat.com>
15597
15598 * Makefile.in (insn-preds.o): Depend on TREE_H.
15599 * genpreds.c (write_insn_preds_c): Include tree.h.
15600 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
15601 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
15602 const48_operand, and_operand, or_operand, mode_width_operand,
15603 mode_mask_operand, mul8_operand, const0_operand,
15604 hard_fp_register_operand, hard_int_register_operand,
15605 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
15606 samegp_function_operand, direct_call_operand, small_symbolic_operand,
15607 global_symbolic_operand, call_operand, symbolic_operand,
15608 dtp16_symbolic_operand, dtp32_symbolic_operand,
15609 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
15610 gottp_symbolic_operand, alpha_comparison_operator,
15611 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
15612 signed_comparison_operator, alpha_fp_comparison_operator,
15613 divmod_operator, fix_operator, aligned_memory_operand,
15614 unaligned_memory_operand, reg_or_unaligned_mem_operand,
15615 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
15616 reg_no_subreg_operand, addition_operation): Move to predicates.md.
15617 (reg_or_const_int_operand): Remove. Replace all users with
15618 reg_or_cint_operand.
15619 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
15620 (resolve_reload_operand): Split out of aligned_memory_operand.
15621 * config/alpha/alpha-protos.h: Update for exports.
15622 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
15623 * config/alpha/alpha.md: Include predicates.md.
15624 * config/alpha/predicates.md: New file.
15625
15626 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
15627
15628 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
15629 fields with a pointer to the instruction definition.
15630 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
15631 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
15632 (write_attr_case, write_const_num_delay_slots): Update accordingly.
15633 (write_attr_case, write_const_num_delay_slots): Write the name of
15634 an insn next to its case statement.
15635 * genoutput.c (data): Add a filename field.
15636 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
15637 (output_insn_data): Print the location of each insn definition.
15638 * genrecog.c (write_action): Print the name of an insn above
15639 the statement that returns its code.
15640
15641 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
15642
15643 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
15644 * config/libgloss.h: Likewise.
15645 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
15646 * c4x/c4x-modes.def: Likewise.
15647 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
15648 (c4x_rptb_nop_p): Likewise.
15649 (c4x_rptb_valid_p): Likewise.
15650 (c4x_rptb_insert): Likewise.
15651 (c4x_address_conflict): Likewise.
15652 * config/c4x/c4x.md: Likewise.
15653 * config/frv/frv.md: Likewise.
15654 * config/i386/athlon.md: Likewise.
15655 * config/i386/i386.md: Likewise.
15656 * config/i386/predicates.md: Likewise.
15657 * config/ia64/ia64.c: Likewise.
15658 * config/ia64/itanium1.md: Likewise.
15659 * config/ia64/itanium2.md: Likewise.
15660 * config/iq2000/iq2000.md: Likewise.
15661 * config/mcore/mcore.c: Likewise.
15662 * config/mips/mips.c: Likewise.
15663 * config/mips/r3900.h: Likewise.
15664 * config/mips/sb1.md: Likewise.
15665 * config/pa/milli64.S: Likewise.
15666 * config/pa/pa.c: Likewise.
15667 * config/pa/pa.h: Likewise.
15668 * config/rs6000/8540.md: Likewise.
15669
15670 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
15671
15672 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
15673
15674 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
15675
15676 * sh.md (cbranch define_delay) Use cond_delay_slot for
15677 non-anulled condition too.
15678
15679 2004-08-12 David Edelsohn <edelsohn@gnu.org>
15680
15681 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
15682 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
15683 any_parallel_operand, lmw_operation, stmw_operation,
15684 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
15685 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
15686 any_parallel_operand.
15687 (return_and_restore_fpregs_{si,di}): Same.
15688
15689 2004-08-12 Zack Weinberg <zack@codesourcery.com>
15690
15691 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
15692 if pred->singleton != PARALLEL, issue a warning and pretend it was.
15693 Also issue a warning for any predicate we don't know about.
15694
15695 2004-08-12 Richard Henderson <rth@redhat.com>
15696
15697 * config/i386/i386.c (internal_label_prefix): Export.
15698 (internal_label_prefix_len, struct ix86_address,
15699 ix86_decompose_address, maybe_get_pool_constant,
15700 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
15701 memory_address_length): Export.
15702 (any_fp_register_operand, fp_register_operand,
15703 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
15704 x86_64_general_operand, x86_64_szext_general_operand,
15705 x86_64_nonmemory_operand, x86_64_movabs_operand,
15706 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
15707 x86_64_zext_immediate_operand, const_int_1_31_operand,
15708 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
15709 tls_symbolic_operand, global_dynamic_symbolic_operand,
15710 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
15711 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
15712 constant_call_address_operand, const0_operand, const1_operand,
15713 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
15714 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
15715 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
15716 general_no_elim_operand, nonmemory_no_elim_operand,
15717 index_register_operand, q_regs_operand, flags_reg_operand,
15718 non_q_regs_operand, zero_extended_scalar_load_operand,
15719 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
15720 ix86_comparison_operator, ix86_carry_flag_operator,
15721 fcmov_comparison_operator, promotable_binary_operator,
15722 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
15723 mult_operator, div_operator, arith_or_logical_operator,
15724 memory_displacement_operand, cmpsi_operand, long_memory_operand,
15725 aligned_operand): Move to predicates.md as define_predicates.
15726 (tls_symbolic_operand_1): Remove.
15727 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
15728 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
15729 (legitimize_address): Merge tls_symbolic_operand contents.
15730 (ix86_expand_move): Likewise.
15731 * config/i386/i386-protos.h: Update for exports.
15732 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
15733 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
15734 * config/i386/i386.md: Include predicates.md.
15735 * config/i386/predicates.md: New file.
15736
15737 2004-08-13 Mark Mitchell <mark@codesourcery.com>
15738
15739 PR c++/16924
15740 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
15741 SYMBOL_REF_DECL.
15742 (i386_pe_mark_dllimport): Likewise.
15743 (i386_pe_encode_section_info): Likewise, when overriding
15744 dllimport attribute.
15745
15746 2004-08-12 Geoffrey Keating <geoffk@apple.com>
15747
15748 * configure.ac: When testing for flex, nm, ar, and bison, check
15749 that they will actually be built.
15750 * configure: Regenerate.
15751
15752 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
15753
15754 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
15755 (MOVE_MAX_PIECES): Define.
15756
15757 2004-08-12 Devang patel <dpatel@apple.com>
15758
15759 * dbxout.c (dbxout_begin_prologue): New function.
15760 (dbx_debug_hooks): Use new begin prologue hook.
15761 (dbxout_function_end): Emit N_ENSYM.
15762 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
15763
15764 2004-08-12 Janis Johnson <janis187@us.ibm.com>
15765
15766 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
15767 argument is float*.
15768
15769 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
15770 for vec_dss.
15771
15772 * doc/extend.texi (AltiVec builtins): Fix description for recent
15773 changes. Update operation list to match current support.
15774
15775 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
15776
15777 * config/s390/s390.c (struct s390_frame_layout): New struct as element
15778 of struct machine_function.
15779 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
15780 changed all uses.
15781 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
15782 changed all uses.
15783 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
15784 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
15785 (s390_frame_area, s390_register_info): New functions.
15786 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
15787 for base register.
15788 (s390_return_addr_rtx, s390_return_address_offset)
15789 (s390_va_start, s390_gimplify_va_arg)
15790 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
15791 layouts.
15792 (s390_frame_info): Functionality partly moved to s390_register_info.
15793 Made adaptions for new stack layout.
15794 (save_gprs, restore_gprs): Changed meaning of second parameter and
15795 adapted all callers.
15796
15797 * config/s390/s390.h (s390_backchain_string): New global variable.
15798 (MASK_BACKCHAIN): Removed definition.
15799 (TARGET_BACKCHAIN): Changed check.
15800 (TARGET_KERNEL_BACKCHAIN): New macro.
15801 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
15802 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
15803 "kernel-backchain".
15804 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
15805
15806 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
15807 as condition. Adjusted for new stack layout.
15808
15809 * doc/invoke.texi: Added documentation for new option
15810 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
15811 "-mno-backchain".
15812
15813 2004-08-12 Paul Brook <paul@codesourcery.com>
15814
15815 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
15816 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
15817
15818 2004-08-12 David Daney <ddaney@avtrex.com>
15819
15820 * java/gcj.texi: Add subsection on signal usage.
15821
15822 2004-08-12 David Edelsohn <edelsohn@gnu.org>
15823
15824 * expr.c (move_by_pieces): Set alignment for move to minimum of
15825 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
15826 alignment, but not less than the original alignment.
15827 (move_by_pieces_ninsns): Same.
15828 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
15829 (store_by_pieces_1): Same.
15830
15831 2004-08-12 Diego Novillo <dnovillo@redhat.com>
15832
15833 PR tree-optimization/16867
15834 * tree.c (is_global_var): New function.
15835 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
15836 Call is_global_var.
15837 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
15838 Update all users.
15839 (is_global_var): Declare.
15840 * tree-dfa.c (dump_variable): Display global and addressable
15841 attributes.
15842 (add_referenced_var): Clarify documentation when marking
15843 variables call-clobbered.
15844 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
15845 instead of needs_to_live_in_memory.
15846 (mark_call_clobbered): If the variable is a tag, mark it
15847 DECL_EXTERNAL.
15848 * tree-gimple.c (is_gimple_reg): Don't check for
15849 TREE_ADDRESSABLE.
15850 (is_gimple_non_addressable): Likewise.
15851 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
15852 needs to be marked call-clobbered.
15853 (setup_pointers_and_addressables): Call is_global_var instead
15854 of needs_to_live_in_memory.
15855 * tree-ssa-dce.c (need_to_preserve_store): Remove.
15856 Update all users with is_global_var.
15857 (mark_stmt_if_obviously_necessary): Fix processing of aliased
15858 stores. Don't check the virtual definitions. Rather, check
15859 whether the store is going into global memory.
15860 (find_obviously_necessary_stmts): Get the symbol from the PHI
15861 result.
15862 * tree-ssa-operands.c (get_call_expr_operands): Do not add
15863 clobbering may-defs if the call does not have side effects.
15864
15865 2004-08-12 Jakub Jelinek <jakub@redhat.com>
15866
15867 PR c++/16276
15868 * output.h (default_function_rodata_section,
15869 default_no_function_rodata_section): New prototypes.
15870 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
15871 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
15872 (TARGET_ASM_OUT): Add it.
15873 * varasm.c (default_function_rodata_section,
15874 default_no_function_rodata_section): New functions.
15875 * final.c (final_scan_insn): Call
15876 targetm.asm_out.function_rodata_section instead of
15877 readonly_data_section.
15878 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
15879 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15880 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15881 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15882 Likewise.
15883 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15884 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15885 Likewise.
15886 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15887 Likewise.
15888 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15889 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15890 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
15891
15892 2004-08-12 Paul Brook <paul@codesourcery.com>
15893
15894 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
15895 frame info.
15896 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
15897 DWARF2_UNWIND_INFO.
15898
15899 2004-08-12 Ben Elliston <bje@au.ibm.com>
15900
15901 PR target/16286
15902 * config/rs6000/altivec.h: Change vector to __vector throughout.
15903 (Except for the `vector' macro itself).
15904
15905 2004-08-12 Zack Weinberg <zack@codesourcery.com>
15906
15907 * genpreds.c: Add capability to generate predicate bodies as
15908 well as function prototypes. Write function prototypes for
15909 the generic predicates too.
15910 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
15911 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
15912 (write_match_code, write_predicate_expr, write_one_predicate_function)
15913 (parse_option): New functions.
15914 (output_predicate_decls): Delete.
15915 (main): Read the machine description, process DEFINE_PREDICATE or
15916 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
15917 as appropriate.
15918
15919 * genrecog.c (struct decision_test): Replace index with
15920 struct pred_data pointer.
15921 (next_index): Remove, unused.
15922 (pred_table, preds, special_mode_pred_table): Delete.
15923 (compute_predicate_codes, process_define_predicate): New functions.
15924 (validate_pattern, add_to_sequence, write_switch): Update for
15925 new data structures.
15926 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
15927 Check both error_count and have_error.
15928
15929 * gensupport.c (in_fname, first_predicate): New globals.
15930 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
15931 (predicate_table, last_predicate, old_pred_table)
15932 (old_special_pred_table): New statics.
15933 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
15934 (add_predicate, init_predicate_table): New functions.
15935 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
15936 (init_md_reader_args_cb): Use the global in_fname. No need to zero
15937 it or max_include_len. Call init_predicate_table.
15938 (read_rtx): Run the predicate queue after the attribute queue
15939 but before all the others.
15940 * gensupport.h (in_fname, struct pred_data, first_predicate)
15941 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
15942 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
15943 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
15944 * dummy-conditions.c: Don't include bconfig.h, system.h,
15945 coretypes.h, tm.h, or system.h. Do include stddef.h.
15946 Duplicate declaration of struct c_test from gensupport.h.
15947
15948 * Makefile.in (OBJS-common): Add insn-preds.o.
15949 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
15950 (insn-preds.c, insn-preds.o): New rules.
15951 (s-preds): Also generate insn-preds.c.
15952 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
15953 Update dependencies.
15954 (print-rtl.o, print-rtl1.o): Correct dependencies.
15955
15956 * recog.h: Delete prototypes of predicate functions.
15957
15958 * doc/md.texi (Predicates): New section with complete
15959 documentation of operand/operator predicates. Remove some
15960 incomplete documentation of predicates from other places.
15961 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
15962 PREDICATE_CODES; indicate that both are deprecated in favor
15963 of define_predicate/define_special_predicate.
15964
15965 * config/ia64/ia64.c: All predicate function definitions moved
15966 to ia64.md, except
15967 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
15968 (ia64_expand_load_address, ia64_expand_move):
15969 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
15970
15971 * config/ia64/ia64.md: All predicates now defined here.
15972 (symbolic_operand): Is now a special predicate.
15973
15974 * config/ia64/ia64.h: Declare ia64_section_threshold.
15975 (PREDICATE_CODES): Delete.
15976
15977 2004-08-12 Richard Henderson <rth@redhat.com>
15978
15979 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
15980 * c-semantics.c (add_stmt): Set it.
15981 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
15982 before instantiating a variable sized type.
15983
15984 2004-08-12 Richard Henderson <rth@redhat.com>
15985
15986 * stor-layout.c (round_up, round_down): Move ...
15987 * fold-const.c (round_up, round_down): ... here. Use
15988 multiple_of_p to avoid any arithmetic at all.
15989
15990 2004-08-12 Richard Henderson <rth@redhat.com>
15991
15992 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
15993 (gimplify_init_ctor_preeval_1): New.
15994 (gimplify_init_ctor_preeval): New.
15995 (gimplify_init_ctor_eval): New.
15996 (gimplify_init_constructor): Use them. Always gimplify the LHS
15997 object first.
15998
15999 2004-08-12 Ziemowit Laski <zlaski@apple.com>
16000
16001 (This patch is part of merge of objc-improvements-branch
16002 into mainline.)
16003
16004 * doc/frontends.texi: Mention Objective-C++ in addition to
16005 Objective-C.
16006 * doc/install.texi: Add 'obj-c++' to list of configurable
16007 languages.
16008 * doc/invoke.texi: Rename Objective-C option headings to
16009 indicate they also apply to Objective-C++. List file
16010 extensions for Objective-C++ sources. Mention that
16011 ObjC and ObjC++ compilations may also use C and C++ options,
16012 respectively. Point users to doc/standards.texi for
16013 further info on ObjC and ObjC++.
16014 * doc/sourcebuild.texi: Mention the objcp/ directory and
16015 the Objective-C++ sources it contains.
16016 * doc/standards.texi: Update link to Apple ObjC site;
16017 add link to gcc readings.html WWW doc.
16018
16019 2004-08-12 Alan Modra <amodra@bigpond.net.au>
16020
16021 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
16022 and 2004-07-14 changes.
16023
16024 2004-08-12 Paul Brook <paul@codesourcery.com>
16025
16026 * doc/invoke.texi: Fix typo.
16027
16028 2004-08-11 Devang Patel <dpatel@apple.com>
16029
16030 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
16031 and -no_dead_strip_inits_and_terms.
16032 (LINK_SPEC): Same.
16033 * doc/invoke.texi (Darwin Options): Document -dead_strip and
16034 -no_dead_strip_inits_and_terms.
16035
16036 2004-08-11 Paul Brook <paul@codesourcery.com>
16037
16038 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
16039 (arm_load_pic_register): ... to this.
16040 * config/arm/arm.c (arm_finalize_pic): Rename ...
16041 (arm_load_pic_register): ... to this. Always output insns at the
16042 current location. Load via low reg in thumb mode.
16043 (arm_expand_prologue): Call arm_load_pic_register.
16044 (thumb_expand_prologue): Ditto.
16045 * config/arm/arm.h (FINALIZE_PIC): Remove.
16046 * config/arm/arm.md (builtin_setjmp_receiver): Call
16047 arm_load_pic_register.
16048
16049 2004-08-11 Paul Brook <paul@codesourcery.com>
16050
16051 * arm.c (thumb_force_lr_save): Add prototype.
16052 (thumb_compute_save_reg_mask): New function.
16053 (thumb_find_work_register): New function.
16054 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
16055 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
16056 Don't clobber r3 when removing pretend args.
16057 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
16058 (thumb_output_function_prologue): Use new functions.
16059 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
16060 * arm.h (THUMB_REG_PUSHED_P): Remove.
16061
16062 2004-08-11 James E Wilson <wilson@specifixinc.com>
16063
16064 PR rtl-optimization/16490
16065 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
16066 global_live_at_end for new basic block if already set for other blocks.
16067
16068 2004-08-11 David Edelsohn <edelsohn@gnu.org>
16069
16070 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
16071
16072 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
16073 (mfcr rlwinm rlwinm patterns): Set length to 12.
16074
16075 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
16076
16077 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
16078 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
16079 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
16080 (start_ssa_stmt_operands): Delete.
16081 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
16082 struct stmt_operands_d.
16083 (build_ssa_operands): New extern entry point.
16084 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
16085 building code, replace with create_ssa_artficial_load_stmt().
16086 * tree-ssa-operands.c (struct voperands_d): Delete.
16087 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
16088 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
16089 (free_uses, free_defs, free_vuses, free_v_may_defs,
16090 free_v_must_defs): Remove dealloc parameter.
16091 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
16092 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
16093 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
16094 vector comparisons, ssa_name reuse, and allocations here.
16095 (verify_start_operands): Delete.
16096 (finalize_ssa_stmt_operands): Set new operands by calling finalize
16097 routines.
16098 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
16099 (append_def, append_usei): Simplify to simple accumulation.
16100 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
16101 duplicates and simple accumulation.
16102 (free_ssa_operands): Free vectors in a stmt_operand structure.
16103 (build_ssa_operands): New. Create a new stmt_operand structure from
16104 a stmt and an old set of stmt_operands.
16105 (get_stmt_operands): Simplify and call build_ssa_operands.
16106 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
16107 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
16108 add_call_read_ops): Don't pass prev_vops around anymore.
16109 (note_addressable): Return if no stmt annotation.
16110 (copy_virtual_operands): Access v_may_def operands through a struct.
16111 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
16112 hash tables without treating the stmt as a real stmt.
16113 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
16114 v_may_def def and use through a struct instead of 2 array elements.
16115 (struct v_may_def_optype_d): Use v_may_def_operand_type.
16116 (struct stmt_operands_d): New. Struct for storing all operand vectors.
16117
16118 2004-08-11 Nick Clifton <nickc@redhat.com>
16119
16120 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
16121 this funciton's behaviour. Return true when the current function
16122 has a section attribute and -mlong-calls is in effect.
16123 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
16124 short-call marker when -mlong-calls is in effect and the function
16125 has a section attribute.
16126
16127 2004-08-10 Zack Weinberg <zack@codesourcery.com>
16128
16129 * stmt.c (expand_return): If asked to return the RESULT_DECL,
16130 just call expand_value_return on result_rtl.
16131
16132 2004-08-10 Richard Henderson <rth@redhat.com>
16133
16134 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
16135 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
16136 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
16137 (add_location_or_const_value_attribute): ... not here. Use
16138 loc_descriptor_from_tree if possible.
16139 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
16140 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
16141 values specially.
16142 (loc_descriptor_from_tree): New. Update callers.
16143 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
16144 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
16145 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
16146 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
16147 and BUILT_IN_STACK_RESTORE.
16148 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
16149 * stmt.c (expand_stack_alloc): Remove.
16150 * tree-mudflap.c (mx_register_decls): Don't look for
16151 BUILT_IN_STACK_ALLOC.
16152 * tree-nested.c (convert_local_reference): Likewise.
16153 * tree.h (DECL_VALUE_EXPR): New.
16154
16155 2004-08-10 Richard Henderson <rth@redhat.com>
16156
16157 * stor-layout.c (round_up): Check for 0/1 before dividing.
16158 (round_down): Likewise.
16159
16160 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
16161
16162 2004-08-09 Mark Mitchell <mark@codesourcery.com>
16163
16164 * config.gcc (arm*-*-eabi*): New target.
16165 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
16166 (TARGET_LIB_INT_CMP_BIASED): Likewise.
16167 * expmed.c (expand_divmod): Try a two-valued divmod function as a
16168 last resort.
16169 * gthr.h: Remove bogus tokens at end of #pragma.
16170 * optabs.c (expand_twoval_binop_libfunc): New function.
16171 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
16172 (prepare_float_lib_cmp): Try reversing the condition.
16173 (debug_optab_libfuncs): New function.
16174 * optabs.h (expand_twoval_binop_libfunc): Declare.
16175 * config/arm/arm.c (arm_init_libfuncs): New function.
16176 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
16177 (TARGET_INIT_LIBFUNCS): Define it.
16178 * config/arm/arm.h (TARGET_BPABI): New macro.
16179 * config/arm/arm-protos.h
16180 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
16181 * config/arm/bpabi.S: New file.
16182 * config/arm/bpabi.c: Likewise.
16183 * config/arm/bpabi.h: Likewise.
16184 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
16185 (__aeabi_drsub): Likewise.
16186 (__aeabi_dsub): Likewise.
16187 (__aeabi_dadd): Likewise.
16188 (__aeabi_ui2d): Likewise.
16189 (__aeabi_i2d): Likewise.
16190 (__aeabi_f2d): Likewise.
16191 (__aeabi_dmul): Likewise.
16192 (__aeabi_ddiv): Likewise.
16193 (__aeabi_cdrcmple): Likewise.
16194 (__aeabi_cdcmpeq): Likewise.
16195 (__aeabi_cdcmple): Likewise.
16196 (__aeabi_dcmpeq): Likewise.
16197 (__aeabi_dcmplt): Likewise.
16198 (__aeabi_dcmple): Likewise.
16199 (__aeabi_dcmpge): Likewise.
16200 (__aeabi_dcmpgt): Likewise.
16201 (__aeabi_dcmpun): Likewise.
16202 (__aeabi_d2iz): Likewise.
16203 (__aeabi_d2uiz): Likewise.
16204 (__aeabi_d2f): Likewise.
16205 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
16206 (__aeabi_frsub): Likewise.
16207 (__aeabi_fsub): Likewise.
16208 (__aeabi_fadd): Likewise.
16209 (__aeabi_ui2f): Likewise.
16210 (__aeabi_i2f): Likewise.
16211 (__aeabi_fmul): Likewise.
16212 (__aeabi_fdiv): Likewise.
16213 (__aeabi_cfrcmple): Likewise.
16214 (__aeabi_cfcmpeq): Likewise.
16215 (__aeabi_cfcmple): Likewise.
16216 (__aeabi_fcmpeq): Likewise.
16217 (__aeabi_fcmplt): Likewise.
16218 (__aeabi_fcmple): Likewise.
16219 (__aeabi_fcmpge): Likewise.
16220 (__aeabi_fcmpgt): Likewise.
16221 (__aeabi_fcmpun): Likewise.
16222 (__aeabi_f2iz): Likewise.
16223 (__aeabi_f2uiz): Likewise.
16224 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
16225 (__aeabi_uidivmod): New function or alias.
16226 (__aeabi_idivmod): Likewise.
16227 (__aeabi_idiv0): Likewise.
16228 (__aeabi_ldiv0): Likewise.
16229 (__aeabi_llsr): Likewise.
16230 (__aeabi_lasr): Likewise.
16231 (__aeabi_llsl): Likewise.
16232 (bpabi.S): Include it.
16233 * config/arm/libgcc-bpabi.ver: New file.
16234 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
16235 (LINK_SPEC): Remove.
16236 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
16237 __aeabi_ulcmp.
16238 * config/arm/t-bpabi: New file.
16239 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
16240 (TARGET_LIB_INT_CMP_BIASED): Likewise.
16241
16242 2004-08-10 David Edelsohn <edelsohn@gnu.org>
16243
16244 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
16245 * config/rs6000/rs6000.md (clrmemsi): New pattern.
16246 * config/rs6000/rs6000.c (expand_block_clear): New function.
16247 (expand_block_move): Convert alignment to bits. Use SImode and
16248 HImode for unaligned addresses if not STRICT_ALIGNMENT.
16249
16250 2004-08-10 Caroline Tice <ctice@apple.com>
16251
16252 * varasm.c (unlikely_section_label): New global variable.
16253 (unlikely_text_section_name): New global variable.
16254 (text_section): Remove alignment statement.
16255 (unlikely_text_section): Remove alignment statement; use
16256 unlikely_section_label rather than hard-coded string.
16257 (assemble_start_function): Initialize unlikely_section_label and
16258 unlikely_text_section_name; make sure cold section is properly
16259 aligned at start of function; output unlikely_section_label if
16260 appropriate.
16261
16262 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
16263
16264 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
16265 * config/s390/s390.c (s390_canonicalize_comparison): New function.
16266 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
16267 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
16268 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
16269 ("*tmqi_mem"): Remove SUBREG from pattern.
16270 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
16271 ("*andsi3_cconly"): Likewise.
16272
16273 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
16274
16275 PR target/16909
16276 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
16277
16278 2004-08-10 Janis Johnson <janis187@us.ibm.com>
16279
16280 * doc/sourcebuild.texi (compat testing): Document available test
16281 framework commands. Use the preferred spelling of DejaGnu.
16282
16283 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
16284
16285 * lambda.h: Add matrix type, and prototypes for remainder of
16286 matrix and vector functions.
16287 (lambda_vector_mult_const): New function.
16288 (lambda_vector_negate): Ditto.
16289 (lambda_vector_add): Ditto.
16290 (lambda_vector_add_mc): Ditto.
16291 (lambda_vector_copy): Ditto.
16292 (lambda_vector_zerop): Ditto.
16293 (lambda_vector_equal): Ditto.
16294 (lambda_vector_min_nz): Ditto.
16295 (lambda_vector_first_nz): Ditto.
16296 (lambda_vector_matrix_mult): Ditto.
16297 * lambda-mat.c: New file.
16298 * Makefile.in (lambda-mat.o): New.
16299
16300 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
16301
16302 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
16303 after linking stmt into the program.
16304 (bsi_remove): Don't call modify_stmt.
16305 * tree-complex.c (update_complex_assignment,
16306 expand_complex_comparison): Call modify_stmt after changing the stmt.
16307 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
16308 removing the stmt.
16309 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
16310 the stmt, and only if needed.
16311 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
16312 expression.
16313 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
16314 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
16315 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
16316 (eliminate_redundant_computations): Don't pass an annotation. Call
16317 modify_stmt rather than setting the annotation directly.
16318 (record_equivalences_from_stmt): Remove unused local 'j'.
16319 (cprop_operand): Take a stmt rather than an annotation as a parameter.
16320 Call modify_stmt.
16321 (cprop_into_stmt): Pass stmt rather than annotation.
16322 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
16323 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
16324 modify_stmt.
16325 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
16326
16327 2004-08-10 Jason Merrill <jason@redhat.com>
16328
16329 PR middle-end/16948
16330 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
16331 the RESULT_DECL.
16332
16333 2004-08-10 Geoffrey Keating <geoffk@apple.com>
16334
16335 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
16336 hash function.
16337
16338 2004-08-10 Roger Sayle <roger@eyesopen.com>
16339
16340 * config/mips/mips.md: New reciprocal square root patterns that
16341 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
16342
16343 2004-08-10 Paul Brook <paul@codesourcery.com>
16344
16345 * config/arm/arm-protos.h (arm_set_return_address,
16346 thumb_set_return_address): Add prototypes.
16347 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
16348 * config/arm/arm.c (arm_compute_func_type,
16349 use_return_insn, arm_compute_save_reg0_reg12_mask,
16350 arm_compute_save_reg_mask, arm_output_function_prologue,
16351 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
16352 current_function_calls_eh_return.
16353 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
16354 old eh code.
16355 (arm_set_return_address, thumb_set_return_address): New functions.
16356 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
16357 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
16358 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
16359 (epilogue): Use the stackadj register.
16360 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
16361
16362 2004-08-10 Jakub Jelinek <jakub@redhat.com>
16363
16364 PR target/3144
16365 * expr.c (move_by_pieces_ninsns): Add max_size argument.
16366 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
16367 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
16368 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
16369 but using MOVE_RATIO.
16370 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
16371 (can_store_by_pieces): Change max_size type to unsigned int.
16372 (store_by_pieces_1): Likewise. Pass max_size to
16373 move_by_pieces_ninsns.
16374 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
16375 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
16376 to move_by_pieces_ninsns.
16377 (STORE_BY_PIECES_P): Define.
16378 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
16379 to move_by_pieces_ninsns.
16380 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
16381
16382 * config/i386/i386.h (CLEAR_RATIO): Define.
16383
16384 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16385
16386 * expr.c (expand_expr_real_1): Add back code that was not dead.
16387
16388 2004-08-09 Andrew Pinski <apinski@apple.com>
16389
16390 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
16391 which is found to be compatible before returning the aliasing set.
16392
16393 2004-08-09 Daniel Jacobowitz <dan@debian.org>
16394
16395 * ggc-zone.c (struct alloc_zone): Add statistics counters.
16396 (always_collect): New flag.
16397 (ggc_alloc_zone_1): Update statistics support. Don't include
16398 overhead in allocated counter.
16399 (sweep_pages): Update allocated counter for large pages. Don'y
16400 include overhead.
16401 (ggc_collect_1): Always collect.
16402 (ggc_collect): Honor always_collect flag. Sum all zones to decide
16403 whether to collect.
16404 (SCALE, LABEL): New macros.
16405 (ggc_print_statistics): Add statistics support.
16406
16407 2004-08-09 Roger Sayle <roger@eyesopen.com>
16408
16409 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
16410 (init_expmed): Fix potential overrun problem with "all.reg".
16411 (expand_sdiv2_pow2): Add an alternate implementation for signed
16412 division, if the target provides a suitable conditional move insn.
16413
16414 2004-08-09 Paul Brook <paul@codesourcery.com>
16415 Richard Henderson <rth@redhat.com>
16416
16417 * unwind-dw2.c (uw_install_context_1): Update target saved stack
16418 pointer.
16419
16420 2004-08-09 Geoffrey Keating <geoffk@apple.com>
16421
16422 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
16423 Check DATA limit only if there's no AS limit. Ignore insanely
16424 low DATA limits.
16425 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
16426 but take care that the AS limit isn't overrun.
16427 * doc/invoke.texi: Update documentation of min-heapsize parameter.
16428
16429 2004-08-09 Jeff Law <law@redhat.com>
16430
16431 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
16432 (tree-ssa-threadupdate.o): Add dependencies.
16433 * tree-ssa-threadupdate.c: New file.
16434 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
16435 (rewrite_vars_out_of_ssa): Remove prototype.
16436 (cleanup_tree_cfg): Returns a bool.
16437 * tree.h (thread_through_all_blocks): Prototype.
16438 * tree-outof-ssa.c (SSANORM_*): Move into here.
16439 (remove_ssa_form): Now static.
16440 (rewrite_vars_out_of_ssa): Kill.
16441 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
16442 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
16443 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
16444 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
16445 anything was changed.
16446 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
16447 from the PHI's annotation rather than the edge associated with
16448 the new argument.
16449 * tree-ssa-dom.c (redirection_edges): Kill.
16450 (redirect_edges_and_update_ssa_graph): Kill.
16451 (tree_ssa_dominator_optimize): Do not reset forwardable flag
16452 for blocks anymore. Do not initialize redirection_edges.
16453 Call thread_through_all_blocks. Simplify code for cleanup
16454 of the CFG and iterating. No longer call cleanup_tree_cfg
16455 outside the iteration loop.
16456 (thread_across_edge): No longer mess with forwardable blocks.
16457
16458 2004-08-09 Zack Weinberg <zack@codesourcery.com>
16459
16460 * explow.c (memory_address): Use memory_address_p.
16461 * recog.c (general_operand): Likewise.
16462 * regrename.c: No need to define REG_OK_STRICT.
16463
16464 2004-08-09 Steven Bosscher <stevenb@suse.de>
16465
16466 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
16467 New timers.
16468 * gcse.c: Include timevar.h.
16469 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
16470 and global_copy_prop_count.
16471 (local_const_prop_count, local_copy_prop_count): New static globals.
16472 (gcse_main): Set the right timevar for each pass.
16473 (cprop_jump): Increment global_const_prop_count when a constant is
16474 propagated. Add "GLOBAL" to dump output.
16475 (cprop_insn): Increment global_const_prop_count when a constant is
16476 propagated, or global_copy_prop_count when a copy is propagated.
16477 (do_local_cprop): Likewise for local_const_prop_count and
16478 local_copy_prop_count.
16479 (one_cprop_pass): Initialize const/cprop counters to zero.
16480 Print out results of local and global const/cprop separately.
16481 (bypass_block): Break over-length line.
16482 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
16483 for bb-reorder.o and tracer.o.
16484
16485 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16486
16487 * Makefile.in (GTFILES): Remove stmt.c
16488 (stmt.o): Do not depend on gt-stmt.h.
16489 * emit-rtl.c (emit_line_note): Do not call
16490 set_file_and_line_for_stmt.
16491 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
16492 do everything.
16493 * function.c (free_after_parsing): Do not free STMT field.
16494 (allocate_struct_function): Do not call init_stmt_for_function.
16495 (assign_stack_temp_for_type): Do not accept values of keep
16496 other than 0 or 1.
16497 (init_temp_slots): Do not initialize removed variables.
16498 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
16499 and X_VAR_TEMP_SLOT_LEVEL fields.
16500 * rtl.h (set_file_and_line_for_stmt): Remove.
16501 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
16502 struct stmt_status, cond_stack, case_stack, nesting_stack,
16503 nesting_depth, emit_locus, set_file_and_line_for_stmt,
16504 same_case_target_p, init_stmt_for_function, emit_nop,
16505 expand_start_cond, expand_start_elseif, expand_start_else,
16506 expand_elseif, expand_end_cond): Remove.
16507 (preserve_subexpressions_p): Remove references to CFUN->STMT.
16508 (expand_start_case, expand_end_case_type): Remove, merge into...
16509 (expand_case): ... this one, including other bits from
16510 expand_expr_real_1. Inline same_case_target_p. Turn members
16511 of CASE_STACK into local variables.
16512 (emit_case_bit_tests): Inline same_case_target_p.
16513 (add_case_node): Add HEAD argument, return new head of the list,
16514 do not handle default label here.
16515 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
16516 expand_start_elseif, current_nesting_level, expand_start_case,
16517 expand_end_case_type, expand_end_case, add_case_node,
16518 init_stmt_for_function, expand_elseif): Remove prototypes.
16519 (expand_case): Add prototype.
16520
16521 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16522
16523 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
16524
16525 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16526
16527 * expr.c (var_rtx): Remove.
16528 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
16529 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
16530 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
16531 Abort.
16532 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
16533 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
16534 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
16535
16536 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
16537 Ayal Zaks <zaks@il.ibm.com>
16538
16539 * common.opt (freschedule-modulo-scheduled-loops): New flag.
16540 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
16541 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
16542 when -freschedule-modulo-scheduled-loops flag is not specified.
16543 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
16544 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
16545 More accurate placing of insn in row of partial schedule.
16546 (ps_insn_find_column): New function.
16547 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
16548 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
16549 (schedule_region): Use sched_is_disabled_for_current_region_p.
16550 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
16551
16552 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
16553
16554 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
16555 change.
16556
16557 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
16558
16559 * config/i386/i386.c (ix86_expand_clrmem): Properly call
16560 gen_strset for 64bit target.
16561
16562 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
16563
16564 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
16565
16566 2004-08-07 Jason Merrill <jason@redhat.com>
16567
16568 Make return in memory explicit.
16569 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
16570 (assign_parm_find_data_types): Remove code for old front end
16571 invisible reference handling.
16572 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
16573 (expand_function_end): Likewise.
16574 * gimplify.c (gimplify_return_expr): Handle a dereferenced
16575 RESULT_DECL.
16576 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
16577 (declare_return_variable): Handle DECL_BY_REFERENCE.
16578 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
16579 (cp_genericize_r): Use convert_from_reference.
16580 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
16581 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
16582
16583 * c-common.c (c_warn_unused_result): Check TREE_USED before
16584 warning about a CALL_EXPR with an unused value.
16585
16586 2004-08-06 Mark Mitchell <mark@codesourcery.com>
16587
16588 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
16589 to the compiler. Use -fshort-wchar by default.
16590
16591 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
16592
16593 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
16594 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
16595 threshhold.
16596 * doc/invoke.texi (param): Document min-crossjump-insns.
16597
16598 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
16599
16600 PR c/13282
16601 * c.opt (Wmissing-field-initializers): New option.
16602 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
16603 * c-typeck.c (pop_init_level): Guard the missing field warning with
16604 warn_missing_field_initializers rather than extra_warnings.
16605 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
16606 some of the explanation from...
16607 (-Wextra): ...here. Say that the missing field warning can be
16608 seperately controlled by -Wmissing-field-initializers.
16609
16610 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
16611
16612 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
16613 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
16614 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
16615 * tree.def (ENTRY_VALUE_EXPR): Remove.
16616
16617 2004-08-06 Jakub Jelinek <jakub@redhat.com>
16618
16619 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
16620 the places where it is actually needed. Don't use repz; stosb
16621 for -Os with sufficiently small constant sizes.
16622 For sufficiently small repz; stos{l,q} repeat counts use a sequence
16623 of stos{l,q} instructions instead.
16624
16625 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16626
16627 PR tree-optimization/16807
16628 * loop-iv.c (dump_iv_info): Dump invariants correctly.
16629 (iv_subreg, iv_extend): Express value of invariant purely in
16630 base field.
16631
16632 2004-08-06 Mark Mitchell <mark@codesourcery.com>
16633
16634 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
16635 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
16636
16637 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
16638
16639 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
16640 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
16641 pre_dec_operand.
16642 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
16643 pattern until reload is finished to allow better code generation
16644 and split them completely into separate instrunctions.
16645 (*andsi3_split): New pattern.
16646
16647 2004-08-05 Mark Mitchell <mark@codesourcery.com>
16648
16649 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
16650 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
16651 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16652 * tree.h (handle_dll_attribute): Declare. Test
16653 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16654 * c-common.h (c_determine_visibility): Declare.
16655 * c-common.c (c_determine_visibility): New function.
16656 * c-decl.c (finish_decl): Use it.
16657 (finish_function): Likewise.
16658 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
16659 zero, by default. Use #if, not #ifdef, to test it.
16660 * config/arm/arm.c (arm_attribute_table): Use
16661 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
16662 #if.
16663 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
16664 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
16665 to 1.
16666 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
16667 * config/i386/i386.c (ix86_attribute_table): Use
16668 handle_dll_attribute for dllimport/dllexport. Test
16669 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16670 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
16671 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
16672 it to 1.
16673 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
16674 with #if.
16675 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
16676 it to 1.
16677 * doc/extend.texi (dllexport): Clarify and correct documentation.
16678 (dllimport): Likewise.
16679 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
16680 handle_dll_attribute.
16681
16682 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16683
16684 * tree-ssa-loop-manip.c: New file.
16685 * Makefile.in (tree-ssa-loop-manip.o): Add.
16686 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
16687 Declare.
16688 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
16689 form.
16690 (tree_ssa_loop_done): Verify loop closed ssa form.
16691 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
16692
16693 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16694
16695 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
16696 pa_asm_output_aligned_local): New functions.
16697 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
16698 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
16699 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
16700 pa_asm_output_aligned_common.
16701 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16702 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
16703 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
16704 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16705 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
16706 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
16707 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16708 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
16709 common data.
16710
16711 2004-08-05 Andrew Pinski <apinski@apple.com>
16712
16713 * objc/objc-act.c (build_objc_string_object): Mark the address
16714 expression as constant.
16715
16716 2004-08-05 David Edelsohn <edelsohn@gnu.org>
16717
16718 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
16719 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
16720 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
16721
16722 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
16723
16724 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
16725 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
16726 out, and associated obsolete comments.
16727
16728 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
16729
16730 * tree.h (force_fit_type): Return a tree, take three flags.
16731 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
16732 TREE_CONSTANT_OVERFLOW here.
16733 (int_const_binop, const_binop): Adjust.
16734 (size_int_type): Do sign extension here.
16735 (fold_convert_const, optimize_bit_field_compare,
16736 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
16737 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
16738 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
16739
16740 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16741
16742 PR tree-optimization/16864
16743 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
16744 for ssa names without default_def.
16745
16746 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
16747
16748 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
16749 frame pointer, restore eax with an ebp-relative address.
16750
16751 2004-08-04 Geoffrey Keating <geoffk@apple.com>
16752
16753 PR 14516
16754 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
16755 * c-common.h (make_rtl_for_local_static): Delete.
16756 * c-decl.c (shadow_tag_warned): Clean up comment.
16757 (finish_decl): Clean up spacing. Use set_user_assembler_name when
16758 appropriate. Don't pass asmspec to rest_of_decl_compilation.
16759 * c-semantics.c (make_rtl_for_local_static): Delete.
16760 * expr.c (init_block_move_fn): Use set_user_assembler_name.
16761 (init_block_clear_fn): Likewise.
16762 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
16763 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
16764 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
16765 * tree.h (make_decl_rtl): Remove second parameter.
16766 (set_user_assembler_name): New.
16767 * varasm.c (set_user_assembler_name): New.
16768 (make_decl_rtl): Remove second parameter. Update callers in many
16769 files.
16770
16771 2004-08-05 Adam Nemet <anemet@lnxw.com>
16772
16773 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
16774 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
16775 to LynxOS 4.0.
16776 * gthr-lynx.h: New file.
16777 * config/lynx-ng.h: Remove file.
16778 * config/lynx.h: Update to LynxOS 4.0.
16779 * config/t-lynx: New file.
16780 * config/i386/lynx-ng.h: Remove file.
16781 * config/i386/lynx.h: Update to LynxOS 4.0.
16782 * config/rs6000/lynxbase.h: Remove file.
16783 * config/rs6000/lynx.h: Update to LynxOS 4.0.
16784 * config/rs6000/t-lynx: New file.
16785 * doc/install.texi (Options specification): Remove reference to
16786 LynxOS from systems where --with-gnu-as makes a difference.
16787
16788 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
16789
16790 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
16791 __UINTMAX_TYPE__.
16792 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
16793 __INTMAX_MAX__.
16794 (c_cpp_builtins): Call it.
16795 * doc/cpp.texi: Update.
16796
16797 2004-08-04 David Edelsohn <edelsohn@gnu.org>
16798
16799 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
16800 cost.
16801
16802 2004-08-04 Jan Hubicka <jh@suse.cz>
16803
16804 * basic-block.h (profile_staus): New global variable.
16805 * cfg.c (profile_status): Declare.
16806 (check_bb_profile): Break out from ....; use profile_status
16807 (dump_flow_info): ... here.
16808 * cfgbuild.c (find_basic_blocks): Set profile_status.
16809 * cfgexpand.c (tree_expand_cfg): Likewise.
16810 * predict.c (estimate_probability): Likewise.
16811 * profile.c (branch_prob): Likewise.
16812 * tree-cfg.c (build_tree_cfg): Likewise.
16813 (dump_function_to_file): Use check_bb_profile.
16814 * tree-pretty-print (dump_bb_header): Likewise.
16815 * tree-profile.c (do_tree_profiling): Cleanup.
16816
16817 2004-08-04 Zack Weinberg <zack@codesourcery.com>
16818
16819 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
16820 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
16821 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
16822 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
16823 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
16824 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
16825 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
16826 (ggc-none.o, errors.o): Move rule to generators section;
16827 correct dependencies.
16828 (min-insn-modes.o): Move rule to generators section; remove
16829 unnecessary explicit command; correct dependencies.
16830 (print-rtl.o, print-rtl1.o): Correct dependencies.
16831 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
16832 (mostlyclean): Update.
16833
16834 * errors.c: Include bconfig.h not config.h. Correct comment.
16835 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
16836 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
16837 * print-rtl.c: Don't include tm_p.h.
16838
16839 * rtl.h: Move forward-decl of struct function down where it's
16840 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
16841 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
16842
16843 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16844 Jeff Law <law@redhat.com>
16845
16846 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
16847 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
16848 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
16849 manipulate the duplicated ssa names.
16850 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
16851 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
16852 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
16853 New functions.
16854 (release_ssa_name): Do not release ssa names that may have multiple
16855 definitions.
16856 * tree.h (release_ssa_name_force, mark_for_rewrite,
16857 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
16858 marked_ssa_names): Declare.
16859 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
16860 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
16861 Update call to rewrite_ssa_into_ssa.
16862
16863 2004-08-04 Mark Mitchell <mark@codesourcery.com>
16864
16865 * defaults.h (TARGET_DECLSPEC): New macro.
16866 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
16867 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
16868 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
16869 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
16870 __declspec support.
16871 (TARGET_DECLSPEC): Define.
16872 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
16873 __declspec support.
16874 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
16875 __declspec support.
16876 (TARGET_DECLSPEC): Define.
16877 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
16878 __declspec support.
16879 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
16880 support.
16881 * doc/tm.texi (TARGET_DECLSPEC): Document.
16882
16883 * doc/extend.texi: Fix typo in comment.
16884
16885 2004-08-04 Paul Brook <paul@codesourcery.com>
16886
16887 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
16888 (TARGET_CXX): Use it.
16889 * target.h (struct gcc_target): Add cdtor_returns_this.
16890 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
16891 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
16892 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
16893
16894 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
16895
16896 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
16897 low/high pair. Do range checking directly.
16898 (interpret_integer): Adjust.
16899
16900 2004-08-04 Nick Clifton <nickc@redhat.com>
16901
16902 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
16903 GCC ABI.
16904 * doc/invoke.texi: Document this new switch and also the -mrenesas
16905 switch.
16906
16907 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
16908
16909 * cfglayout.c (insn_locators_initialize): Update the current
16910 location before initializing a location.
16911
16912 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16913
16914 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
16915 (dbxout_function_end): Return after emitting the "Lscope" symbol
16916 under the same conditions that this function formerly wasn't called.
16917 Add explanatory comments.
16918
16919 PR 14860
16920 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
16921 on the new decl.
16922
16923 PR 13956
16924 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
16925 functions, broken out of dbxout_block.
16926 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
16927 stabs too, if it contains symbols. Use the begin_label and
16928 the Lscope label (emitted by dbxout_function_end) for the
16929 range of this block.
16930
16931 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
16932
16933 * doc/install.texi: Update autoconf version requirements.
16934
16935 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16936
16937 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
16938 * recog.c (general_operand, immediate_operand, nonmemory_operand)
16939 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
16940 * regclass.c (record_reg_classes): Likewise.
16941 * reload.c (find_reloads): Likewise.
16942 * reload1.c (reload): Likewise.
16943
16944 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16945
16946 * gensupport.c (init_md_reader_args_cb): Renamed from
16947 init_md_reader_args. Add third option, callback function for
16948 parsing program-specific options. Add diagnosis of incorrect
16949 number of input files.
16950 (init_md_reader): Fold into init_md_reader_args_cb.
16951 (init_md_reader_args): Now a thin wrapper around
16952 init_md_reader_args_cb.
16953 * gensupport.h: Update prototypes.
16954
16955 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
16956 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
16957 * genrecog.c: No need to diagnose lack of an input file;
16958 init_md_reader_args will handle it.
16959 * genconditions.c: Likewise, and use init_md_reader_args.
16960 * genconstants.c: Likewise, and no need to call read_md_rtx.
16961
16962 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
16963
16964 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
16965 declarations.
16966
16967 2004-08-03 Mike Stump <mrs@apple.com>
16968
16969 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
16970 for frameworks.
16971 * doc/invoke.texi (Darwin Options): Update to reflect above.
16972
16973 2004-08-03 Roger Sayle <roger@eyesopen.com>
16974
16975 PR middle-end/16790
16976 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
16977 truncations, not just global truncations.
16978
16979 2004-08-03 Andrew Pinski <apinski@apple.com>
16980
16981 PR bootstrap/16865
16982 * loop-iv.c (simplify_using_assignment): Initialize lhs.
16983
16984 2004-08-03 Paul Brook <paul@codesourcery.com>
16985
16986 * gcc/doc/install.texi: Document MPFR requirement.
16987
16988 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
16989
16990 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
16991 and mmap() explicitly instead of relying on preset autoconf cache
16992 variables.
16993 * configure: Regenerate.
16994
16995 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
16996
16997 PR target/16570
16998 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
16999 to tmake_file.
17000 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
17001 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
17002 to tmake_file.
17003
17004 * config/i386/t-gmm_malloc: New file.
17005 * config/i386/t-pmm_malloc: Likewise.
17006
17007 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
17008
17009 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
17010 Tanguy Fautrà <tfautre@pandora.be>
17011
17012 * config/i386/pmm_malloc.h: New file.
17013
17014 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
17015
17016 * config/i386/gmm_malloc.h: New file.
17017
17018 2004-08-03 Dale Johannesen <dalej@apple.com>
17019
17020 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
17021 * c-common.c: Include opts.h.
17022 (c_common_get_alias_set): Fix check for a single input file.
17023 * toplev.c: Remove current_file_decl.
17024 * tree.h: Ditto.
17025
17026 2004-08-03 Mark Mitchell <mark@codesourcery.com>
17027
17028 * config.gcc (arm*-*-symbianelf*): New target.
17029 * config/arm/symbian.h: New file.
17030
17031 * gthr-gnat.c: Add visibility #pragmas.
17032 * gthr-gnat.h : Likewise.
17033 * gthr.h: Likewise.
17034 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
17035 (__ffsDI2): Likewise.
17036 (__clzSI2): Likewise.
17037 (__ctzSI2): Likewise.
17038 (__ctzDI2): Likewise.
17039 (__popcountSI2): Likewise.
17040 (__popcountDI2): Likewise.
17041 (__paritySI2): Likewise.
17042 (__parityDI2): Likewise.
17043 * libgcc2.h: Add visibility #pragmas.
17044 (__clzDI2): Add prototype.
17045 (__clzSI2): Likewise.
17046 (__ctzSI2): Likewise.
17047 (__ffsDI2): Likewise.
17048 (__ffsSI2): Likewise.
17049 (__ctzDI2): Likewise.
17050 (__popcountSI2): Likewise.
17051 (__popcountDI2): Likewise.
17052 (__paritySI2): Likewise.
17053 (__parityDI2): Likewise.
17054 * unwind-dw2-fde.h: Add visibility #pragmas.
17055 * unwind.h: Likewise.
17056
17057 2004-08-03 David Edelsohn <edelsohn@gnu.org>
17058 Dale Johannesen <dalej@apple.com>
17059 Roger Sayle <roger@eyesopen.com>
17060
17061 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
17062 constants more accurately. Adjust costs for FMA instructions.
17063 Add cases for most logical and float operations. Recurse into
17064 most operands.
17065
17066 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
17067
17068 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
17069
17070 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
17071
17072 * ra-build.c (conflicts_between_webs): For webs that cross a call add
17073 conflicts to regs_invalidated_by_call.
17074
17075 2004-08-03 Paul Brook <paul@codesourcery.com>
17076
17077 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
17078
17079 2004-08-03 Jan Hubicka <jh@suse.cz>
17080
17081 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
17082 ARRAY_REF argument.
17083
17084 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
17085
17086 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
17087 arm968es, arm10e, arm1020e, arm1022e.
17088 * invoke.texi: Update list of ARM cores.
17089 * arm-tune.md: Regenerate.
17090
17091 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
17092
17093 * arm/gentune.sh: New file.
17094 * arm/t-arm: New file.
17095 * arm/arm-tune.md: New file (autogenerated).
17096 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
17097 * arm.md (attribute tune): Delete. Include arm-tune.md.
17098
17099 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
17100
17101 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
17102 penultimate parameter. All callers adjusted.
17103 (struct prefix_list): Remove used_flag_ptr.
17104 (find_a_file): Do not set *pl->used_flag_ptr.
17105 (warn_B, warn_std_ptr): Remove.
17106
17107 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
17108 Mostafa Hagog <mustafa@il.ibm.com>
17109
17110 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
17111
17112 2004-08-02 Geoffrey Keating <geoffk@apple.com>
17113
17114 * dwarf2out.c (output_call_frame_info): Don't change data format
17115 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
17116 label. Use 'true' not '1'.
17117 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
17118 required.
17119
17120 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
17121
17122 * gdbinit.in: Reflect previous changes to rtunion_def.
17123
17124 2004-08-02 Roger Sayle <roger@eyesopen.com>
17125
17126 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
17127 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
17128
17129 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
17130
17131 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
17132 vec_p_reserve.
17133 * langhooks.h (lang_hooks::builtin_function): Rename parameter
17134 from "class" to "bt_class".
17135
17136 2004-08-02 Paul Brook <paul@codesourcery.com>
17137
17138 PR rtl-optimization/15068
17139 * flow.c (init_propagate_block_info): Check condition is reversible.
17140
17141 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
17142
17143 * gengtype.h (options::info): Change type to const char *.
17144 (enum gc_used_enum): Move out of struct type scope.
17145 * gengtype.c (create_option): Convert initializer for option::info to
17146 appropiate type.
17147 (adjust_field_type, walk_type, write_func_for_structure,
17148 write_root, write_roots): Remove pointless cast.
17149
17150 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
17151
17152 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
17153
17154 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
17155
17156 * rtl.h (union rtunion_def): Have all members start with the
17157 prefix "rt_".
17158 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
17159 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
17160 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
17161 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
17162 access.
17163 * gengtype.c (adjust_field_rtx_def): Likewise.
17164 * rtlanal.c (loc_mentioned_in_p): Likewise.
17165
17166 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
17167
17168 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
17169 Replace uses of mips/elf64.h with mips/elf.h
17170 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
17171 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
17172 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
17173 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
17174 (HANDLE_SYSV_PRAGMA): Delete.
17175 (ASM_OUTPUT_DEF): Fix formatting.
17176 * config/mips/elf64.h: Delete.
17177
17178 2004-08-01 Zack Weinberg <zack@codesourcery.com>
17179
17180 * config/ia64/ia64.c (got_symbolic_operand): Do require a
17181 symbol+offset operand to have its offset be zero mod 0x3fff
17182 when GOT entries are in use. Clarify logic in SYMBOL_REF
17183 case. Clarify comments.
17184 (ia64_expand_load_address): Split a symbol+offset load when
17185 the offset is nonzero mod 0x3fff, not 0x1fff.
17186
17187 2004-08-01 Geoffrey Keating <geoffk@apple.com>
17188
17189 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
17190 if trying to *store* to a non-offsettable address.
17191 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
17192 a nonoffsettable address.
17193 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
17194 Clean up.
17195 (movti_string): Don't move GPRs to a nonoffsettable address.
17196 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
17197
17198 2004-08-02 Ben Elliston <bje@au.ibm.com>
17199
17200 PR target/16155
17201 * config/rs6000/altivec.h: Replace typeof with __typeof__.
17202
17203 2004-08-01 Richard Henderson <rth@redhat.com>
17204
17205 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
17206 variable sized types.
17207
17208 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
17209
17210 * doc/invoke.texi: In the MIPS options section, remove the passage
17211 saying that -mexplicit-relocs is usually disabled for -mabicalls
17212 -fno-unit-at-a-time.
17213 * config/mips/mips.c (override_options): Remove the code that enforced
17214 this rule.
17215
17216 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
17217
17218 * config/mips/mips.md (cprestore): Provide two alternatives, one for
17219 an in-range offset and one for an out-of-range offset. Wrap the latter
17220 in .set macro/.set nomacro if it's inside a .set nomacro block.
17221
17222 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
17223
17224 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
17225 (mips_restore_gp): Declare.
17226 * config/mips/mips.c (mips_add_offset): Add a scratch register
17227 argument. Reimplement in rtl only, reusing MIPS16 logic from
17228 mips_output_mi_thunk.
17229 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
17230 to mips_add_offset.
17231 (mips_gp_save_slot): Delete.
17232 (mips_restore_gp): New function.
17233 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
17234 * config/mips/mips.md (exception_receiver): Turn into a
17235 define_insn_and_split. Use mips_restore_gp to do the split.
17236 (call_internal, call_value_internal, call_value_multiple_internal): Use
17237 mips_restore_gp to restore $gp.
17238
17239 2004-07-31 Andrew Pinski <apinski@apple.com>
17240
17241 PR other/16842
17242 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
17243
17244 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
17245
17246 * c-decl.c (diagnose_mismatched_decls): Give error for external
17247 redeclaration of identifier declared with no linkage, not just
17248 warning with -Wtraditional. Do not check DECL_CONTEXT to give
17249 error for redeclaration with no linkage.
17250
17251 2004-07-30 Geoffrey Keating <geoffk@apple.com>
17252 Fariborz Jahanian <fjahanian@apple.com>
17253
17254 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
17255 non-offsettable addresses even for DImode.
17256 (rs6000_split_multireg_move): Cope with non-offsettable addresses
17257 being moved into multiple GPRs.
17258
17259 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
17260 to 64.
17261 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
17262 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
17263 to 128.
17264 * config/rs6000/darwin-ldouble.c (isless): New macro.
17265 (inf): New macro.
17266 (nonfinite): New macro.
17267 (FPKINF): Delete.
17268 (_xlqadd): Completely rewrite.
17269 (_xlqmul): Correct overflow handling.
17270 (_xlqdiv): Correct overflow handling.
17271 * config/rs6000/darwin-ldouble-format: New file.
17272
17273 2004-07-30 Roger Sayle <roger@eyesopen.com>
17274 Richard Henderson <rth@redhat.com>
17275
17276 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
17277 9 into the equivalent lea instruction.
17278
17279 2004-07-30 Richard Henderson <rth@redhat.com>
17280
17281 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
17282 with DECL_INITIAL if fb_lvalue.
17283 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
17284 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
17285 with <Cxxx>.
17286 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
17287
17288 2004-07-30 Diego Novillo <dnovillo@redhat.com>
17289
17290 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
17291 pointer escapes through a function call, assume that the
17292 callee will dereference it.
17293 (add_pointed_to_var): Assume that VALUE is always an
17294 ADDR_EXPR.
17295 (collect_points_to_info_r): Only call add_pointed_to_var if
17296 the value is an ADDR_EXPR.
17297
17298 2004-07-30 Diego Novillo <dnovillo@redhat.com>
17299
17300 * tree-ssa-alias.c (create_alias_map_for): Do not get the
17301 alias set of the inner type of ARRAY_TYPEs.
17302
17303 2004-07-29 Diego Novillo <dnovillo@redhat.com>
17304
17305 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
17306 setting a non-register to UNDEFINED right before the call to
17307 set_lattice_value.
17308
17309 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
17310
17311 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
17312
17313 2004-07-29 Diego Novillo <dnovillo@redhat.com>
17314
17315 * tree-ssa.c (verify_flow_sensitive_alias_info): When
17316 comparing points-to sets of different pointers, make sure the
17317 second pointer is actually referenced in the code.
17318
17319 2004-07-29 Zack Weinberg <zack@codesourcery.com>
17320
17321 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
17322 (got_symbolic_operand): Remove unreachable code.
17323 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
17324 setjmp_operand; add entry for tls_symbolic_operand.
17325 * config/ia64/ia64-protos.h: Remove all prototypes of
17326 predicate functions.
17327
17328 2004-07-29 Mark Mitchell <mark@codesourcery.com>
17329
17330 * c-common.h (lang_post_pch_load): New variable.
17331 * c-pch.c (lang_post_pch_load): Define it.
17332 (c_common_read_pch): Use it.
17333 * cgraphunit.c (record_call_1): Give the front end a chance to
17334 record additional needed entities when a variable is marked as
17335 needed.
17336 * tlink.c (recompile_files): Robustify.
17337 (scan_linker_output): If a symbol is assigned to a file,
17338 but after recompilation is not present there, issue an error
17339 message.
17340
17341 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17342
17343 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
17344 Take orig_loop argument and pass it to set_level.
17345 (schedule_sm): Pass the correct orig_loop to force_move_till.
17346
17347 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17348
17349 * cfgloop.c (update_latch_info): Update dominator of the new block.
17350 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
17351 info.
17352 * dominance.c (verify_dominators): Check that the dominance tree is
17353 connected.
17354 (recount_dominator): Ignore unreachable blocks.
17355 (iterate_fix_dominators): Cleanup old dominance information before
17356 recomputing it.
17357
17358 2004-07-29 Diego Novillo <dnovillo@redhat.com>
17359
17360 * tree-ssa-operands.c (get_expr_operands): Revert changes
17361 to ADDR_EXPR processing introduced by:
17362 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17363 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
17364
17365 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
17366
17367 * doc/implement-c.texi: Add C90 subclause references. Point to
17368 preprocessor documentation instead of duplicating it. Add points
17369 only present in C90. Fill in documentation for all points.
17370
17371 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17372
17373 * pa.c (output_movb): Correct typo.
17374
17375 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
17376
17377 * ra.h (single_reg_in_regclass): Declare.
17378 * ra.c (single_reg_in_regclass): Define.
17379 (first_hard_reg): New.
17380 (init_ra): Initialize single_reg_in_regclass.
17381 * ra-colorize.c (ok_class): New.
17382 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
17383
17384 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
17385
17386 * gcov-io.h: Allow zero tag as EOF indicator.
17387 (gcov_is_eof): Remove.
17388 (gcov_truncate): Remove.
17389 * gcov-io.c (gcov_seek): Always SEEK_SET.
17390 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
17391 EOF tag.
17392 * coverage.c (read_counts_file): Don't use gcov_is_eof.
17393 * gcov-dump.c (dump_file): Likewise.
17394 * gcov.c (read_graph_file, read_count_file): Likewise.
17395
17396 * c-decl.c (complete_array_type): Don't gratuitously copy
17397 maxindex. Check it always has a type.
17398
17399 2004-07-29 Steven Bosscher <stevenb@suse.de>
17400
17401 * rtl.c (currently_expanding_to_rtl): New.
17402 * rtl.h (currently_expanding_to_rtl): Export it.
17403 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
17404
17405 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
17406 inliner hack.
17407 * config/sh/sh.c: Replace rtx_equal_function_value_matters
17408 with currently_expanding_to_rtl.
17409 * config/sh/sh.md: Likewise.
17410 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
17411
17412 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
17413
17414 Introduce sh2a support.
17415 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
17416 * config.gcc: Build multilibs for sh2a and sh2a-single by
17417 default.
17418 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
17419 default. Split their tests out of the corresponding SH4
17420 multilibs.
17421 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
17422 multilibs for SH2a.
17423 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
17424 * config.gcc: Handle sh2a multilibs and cpu selection.
17425 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
17426 * config/sh/t-mlib-sh2a: New.
17427 * config/sh/t-mlib-sh2a-nofpu: New.
17428 * config/sh/t-mlib-sh2a-single: New.
17429 * config/sh/t-mlib-sh2a-single-only: New.
17430 2004-07-09 Nick Clifton <nickc@redhat.com>
17431 Issue 43400
17432 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
17433 -ml and -m2a are used together.
17434 2004-03-23 DJ Delorie <dj@redhat.com>
17435 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
17436 when we have a double-sized FPU.
17437 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
17438 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
17439 is set.
17440 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
17441 -msh2a-single and -msh2a-single-only
17442 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
17443 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
17444 is set.
17445 2004-02-20 DJ Delorie <dj@delorie.com>
17446 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
17447 2004-02-20 Fred Fish <fnf@redhat.com>,
17448 Corinna Vinschen <vinschen@redhat.com>
17449 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
17450 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
17451 2004-02-18 DJ Delorie <dj@redhat.com>
17452 * config/sh/sh.c (broken_move): Add support for movi20.
17453 * config/sh/sh.h: Likewise.
17454 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
17455 * config/sh/sh.md (udivsi3_sh2a): New.
17456 (udivsi3): Call it.
17457 (divsi3_sh2a): New.
17458 (divsi3): Call it.
17459 (mul_r): New.
17460 (ashlsi3_sh2a): New.
17461 (ashrsi3_sh2a): New.
17462 (lshrsi3_sh2a): New.
17463 (movsi_i): Disable for sh2a.
17464 (movsi_ie): Add movi20.
17465 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
17466 sh2a, for -m2a-nofpu mode.
17467 2004-02-13 DJ Delorie <dj@redhat.com>
17468 * config/sh/lib1funcs.asm: Handle double vs single better.
17469 * config/sh/sh.h: Likewise.
17470 2004-02-09 DJ Delorie <dj@redhat.com>
17471 * config/sh/crt1.asm: Add support for sh2a.
17472 * config/sh/elf.h: Likewise.
17473 * config/sh/lib1funcs.asm: Likewise.
17474 * config/sh/sh.c: Likewise.
17475 * config/sh/sh.md: Likewise.
17476 * config/sh/sh.h: Likewise.
17477 * config/sh/t-sh: Likewise.
17478
17479 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
17480
17481 * config/frv/frv.md (movqi_internal, movhi_internal,
17482 movsi_internal): Add backup alternatives for memory inputs.
17483
17484 2004-07-28 Matt Austern <austern@apple.com>
17485
17486 * config/darwin.c (darwin_one_byte_bool): New global variable.
17487 * config/darwin.h (darwin_one_byte_bool): Declare.
17488 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
17489 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
17490 value of darwin_one_byte_bool.
17491 * doc/invoke.texi: Document -mone-byte-bool flag.
17492
17493 2004-07-28 Eric Christopher <echristo@redhat.com>
17494
17495 * c-common.c (c_common_unsafe_for_reeval): Delete.
17496 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
17497 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
17498 * calls.c (fix_unsafe_tree): Delete.
17499 (expand_call): Delete code which used above.
17500 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
17501 * expr.c (expand_expr_real_1): Ditto.
17502 * fold-const.c (non_lvalue): Ditto.
17503 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
17504 (lhd_unsafe_for_reeval): Ditto.
17505 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
17506 * langhooks.h (unsafe_for_reeval): Ditto.
17507 (unsave_expr_now): Adjust comment.
17508 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
17509 (estimate_num_insns_1): Ditto.
17510 * tree-pretty-print.c (dump_generic_node): Ditto.
17511 * tree.c (expr_align): Ditto.
17512 (unsave_expr): Delete.
17513 (unsafe_for_reeval): Ditto.
17514 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
17515 * tree.def (UNSAVE_EXPR): Delete.
17516 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
17517
17518 2004-07-28 Zack Weinberg <zack@codesourcery.com>
17519
17520 * tree.h (enum tls_model): Move ...
17521 * coretypes.h: ... here.
17522
17523 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
17524
17525 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
17526
17527 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
17528
17529 * cse.c (validate_canon_reg): New function, split out from...
17530 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
17531
17532 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17533
17534 * tree-ssa-alias.c (maybe_create_global_var): Don't just
17535 return if .GLOBAL_VAR has been created.
17536
17537 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17538
17539 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
17540 every variable that may have aliases, not just tags.
17541
17542 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
17543
17544 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
17545 move_from_CR_eq_bit.
17546 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
17547
17548
17549 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
17550 e500_flip_eq_bit.
17551
17552 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
17553 output_e500_flip_eq_bit.
17554
17555 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
17556 output_e500_flip_eq_bit.
17557 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
17558 output_e500_flip_eq_bit.
17559 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
17560 (print_operand): case D. Get to EQ bit.
17561
17562 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
17563
17564 * gcov.c (function_summary): Add missing \n.
17565
17566 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
17567
17568 Introduce sh4a support.
17569 * config.gcc: Handle sh4a multilibs and cpu selection.
17570 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
17571 * config/sh/t-mlib-sh4a: New.
17572 * config/sh/t-mlib-sh4al: New.
17573 * config/sh/t-mlib-sh4a-nofpu: New.
17574 * config/sh/t-mlib-sh4a-single: New.
17575 * config/sh/t-mlib-sh4a-single-only: New.
17576 2004-02-20 DJ Delorie <dj@redhat.com>
17577 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
17578 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
17579 2003-08-22 Eric Christopher <echristo@redhat.com>
17580 * config/sh/sh4a.md: Update for chip errata.
17581 2003-08-07 Eric Christopher <echristo@redhat.com>
17582 * config/sh/sh4a.md: New file. sh4a processor description.
17583 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
17584 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
17585 of -m4a-nofpu.
17586 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
17587 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
17588 * doc/invoke.texi (SH Options): Document -m4al.
17589 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
17590 * config/sh/sh.c (expand_block_move): Remove commented-out code
17591 checked in by mistake.
17592 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
17593 single elements from SFmode vectors.
17594 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
17595 register.
17596 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
17597 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
17598 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
17599 sh_fsca_int2sf): Remove variable declarations.
17600 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
17601 sh_fsca_int2sf): New functions.
17602 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
17603 sh_fsca_int2sf_rtx): New static variables.
17604 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
17605 sh_fsca_int2sf): Declare.
17606 * config/sh/sh.md: Adjust.
17607 * doc/invoke.texi (SH Options): Document new options.
17608 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
17609 compatibility from SH4 code.
17610 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
17611 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
17612 early.
17613 (memory_movsrc_operand): Renamed to...
17614 (unaligned_load_operand): ... this. Simplified.
17615 * config/sh/sh.h (PREDICATE_CODES): Adjust.
17616 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
17617 input operand to SImode, and adjust the others. Introduce
17618 post-increment by peephole.
17619 * config/sh/sh.c (expand_block_move): Give the target address the
17620 same mode as the temp reg.
17621 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
17622 copying.
17623 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
17624 Introduce support for SH4a.
17625 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
17626 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
17627 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
17628 sh_fsca_int2sf): New.
17629 (sh_init_builtins): Initialize them.
17630 (print_operand): Support `d'.
17631 (expand_block_move): Use movua if src is misaligned.
17632 (memory_movsrc_operand): New.
17633 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
17634 and one of the SH4 macros.
17635 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
17636 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
17637 SELECT_SH4A_SINGLE): New.
17638 (TARGET_NONE): Add SH4A_BIT.
17639 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
17640 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
17641 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
17642 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
17643 (enum processor_type): Added PROCESSOR_SH4A.
17644 (PREDICATE_CODES): Add memory_movsrc_operand.
17645 * config/sh/sh.md: Removed unused variables.
17646 (attr cpu): Add sh4a.
17647 (attr type): Add movua, fsrra and fsca.
17648 (prefetch): New, for SH4.
17649 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
17650 (toggle_sz): Set type to fp.
17651 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
17652 (movua, extv, extzv): New.
17653 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
17654 and 4a-single-only.
17655
17656 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17657
17658 * tree-optimize.c (init_tree_optimization_passes): Schedule
17659 pass_may_alias right after the program is renamed into SSA.
17660 * tree-pass.h (PROP_alias): Define.
17661 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
17662 * tree-sra.c (pass_sra): Likewise.
17663 * tree-ssa-ccp.c (pass_ccp): Likewise.
17664 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
17665 * tree-ssa-dce.c (pass_dce): Likewise.
17666 * tree-ssa-dom.c (pass_dominator): Likewise.
17667 * tree-ssa-dse.c (pass_dse): Likewise.
17668 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17669 * tree-ssa-loop-ch.c (pass_ch): Likewise.
17670 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17671 * tree-ssa-pre.c (pass_pre): Likewise.
17672 * tree-tailcall.c (pass_tail_recursion): Likewise.
17673 * tree-ssa.c (pass_redundant_phi): Likewise.
17674 * tree-ssa-alias.c (aliases_computed_p): Remove.
17675 Update all users.
17676 (init_alias_info): Do not mark all type tags for renaming
17677 unconditionally.
17678 Clear may_aliases from every symbol.
17679 (setup_pointers_and_addressables): If a pointer has not been
17680 dereferenced and it had a type tag, clear it and mark the old
17681 tag for renaming.
17682
17683 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17684
17685 PR tree-optimization/16705
17686 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
17687 .GLOBAL_VAR.
17688
17689 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17690
17691 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
17692 check.
17693
17694 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
17695 don't make another one.
17696
17697 PR optimization/15077
17698 * function.h (struct function): Add field saved_static_chain_decl.
17699 Fix comment for static_chain_decl.
17700 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
17701 * tree-inline.h (save_body): Add new arg.
17702 * tree-optimize.c (tree_rest_of_compilation): Handle saving
17703 static_chain_decl.
17704
17705 2004-07-27 Richard Henderson <rth@redhat.com>
17706
17707 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
17708 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
17709 is_gimple_addressable.
17710 * tree-gimple.c (is_gimple_addressable): Rename from
17711 is_gimple_addr_expr_arg; accept INDIRECT_REF.
17712 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
17713 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
17714 rename to is_gimple_addressable.
17715
17716 2004-07-28 Alan Modra <amodra@bigpond.net.au>
17717
17718 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
17719
17720 2004-07-27 Richard Henderson <rth@redhat.com>
17721
17722 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
17723 before rounding.
17724
17725 2004-07-27 Zack Weinberg <zack@codesourcery.com>
17726
17727 * libgcc2.c: Change all conditionals testing
17728 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
17729 * libgcc2.h: Likewise.
17730 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
17731 TYPE_PRECISION of float80_type to 80.
17732 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
17733 of fpreg_type and float80_type to 80.
17734 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
17735 * config/m68k/netbsd-elf.h:
17736 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
17737 to evaluate to 80 whenever they would formerly have evaluated to 96.
17738 * config/i386/sco5.h: Remove unnecessary redefinition of
17739 LONG_DOUBLE_TYPE_SIZE.
17740 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
17741 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
17742 XFmode, with a bitsize of 80. Update commentary.
17743 * config/ia64/ia64-modes.def: Likewise.
17744 * config/m68k/m68k-modes.def: Likewise.
17745
17746 2004-07-27 Steven Bosscher <stevenb@suse.de>
17747
17748 * cfgexpand.c (tree_expand_cfg): Fix comment.
17749
17750 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
17751 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
17752 Remove.
17753 (prepare_function_start): Don't set rtx_equal_function_value_matters.
17754 * integrate.c (copy_rtx_and_substitute): Don't test for it.
17755 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
17756 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
17757 here again. Update leading comment.
17758 * rtl.c (rtx_equal_function_value_matters): Remove.
17759 (rtx_equal_p): Don't test for it.
17760 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
17761 Likewise.
17762
17763 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
17764 * rtl.c (note_insn_name): Likewise.
17765 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
17766 * final.c (final_scan_insn): Likewise.
17767
17768 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
17769 * passes.c (rest_of_handle_eh): Do it here.
17770
17771 * stmt.c (struct nesting): Remove struct nesting block member.
17772 (struct stmt_status): Remove x_block_start_count field.
17773 (current_block_start_count): Remove.
17774
17775 2004-07-27 Brian Booth <bbooth@redhat.com>
17776
17777 * tree-optimize.c (register_one_dump_file): Update condition that uses
17778 static_pass_number.
17779 (dup_pass_1): Replace with...
17780 (next_pass_1): This.
17781 (NEXT_PASS): Call next_pass_1.
17782 (DUP_PASS): Remove.
17783 (init_tree_optimization_passes): Remove uses of DUP_PASS.
17784 (execute_one_pass): Update condition that uses
17785 static_pass_number.
17786 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
17787 integer.
17788
17789 2004-07-27 Nick Clifton <nickc@redhat.com>
17790
17791 * config/m32r/m32r.c: Include integrate.h in order to get the
17792 prototype for get_hard_reg_initial_val().
17793
17794 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
17795 and tidy up indentation.
17796 (final_presence_set): Use absence_set instead, so that if there is
17797 nothing in the "o" pipe the "s" pipe can be scheduled.
17798
17799 2004-07-27 Diego Novillo <dnovillo@redhat.com>
17800
17801 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
17802 don't have PT_VARS nor PT_MALLOC set.
17803 Clear name tag from pointers that have not been dereferenced.
17804 (set_pt_anything, set_pt_malloc): Forward declare.
17805 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
17806 not type compatibility when determining if a pointer can be
17807 copy propagated.
17808
17809 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
17810
17811 * expr.h (canonicalize_condition, get_condition): Add an int argument.
17812 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
17813 it to check whether the condition is still valid at the jump insn.
17814 * ifcvt.c (noce_get_condition): Likewise.
17815 (noce_get_alt_condition): Update call to canonicalize_condition.
17816 * loop-iv.c (simplify_using_initial_values): Update call to
17817 get_condition. Remove FIXME.
17818 (check_simple_exit): Update call to get_condition.
17819 * loop-unswitch.c (may_unswitch_on): Likewise.
17820 * loop.c (check_dbra_loop): Likewise.
17821 (canonicalize_condition, get_condition): Add an argument to say whether
17822 the condition must still be valid at INSN.
17823 (get_condition_for_loop): Update call to get_condition. Require that
17824 the condition be valid at INSN.
17825 * predict.c (estimate_probability): Update call to get_condition.
17826 Remove unused earliest parameter.
17827 (expected_value_to_br_prob): Update call to canonicalize_condition.
17828
17829 2004-07-26 Eric Christopher <echristo@redhat.com>
17830
17831 * tree-dfa.c (add_referenced_var): Register initializers of global
17832 variables.
17833
17834 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
17835
17836 * config/i386/i386.c (function_arg): Always treat 8-
17837 and 16-byte wide vectors the same, even if MMX/SSE
17838 are disabled.
17839 (contains_128bit_aligned_vector_p): Add comment.
17840
17841 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
17842
17843 * ra.h (enum node_type): Rename to:
17844 (enum ra_node_type).
17845 * ra-colorize.c: Likewise.
17846
17847 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
17848
17849 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
17850 after simplifying the jump.
17851
17852 2004-06-26 Richard Henderson <rth@redhat.com>
17853
17854 * calls.c (combine_pending_stack_adjustment_and_call): Make
17855 preferred_unit_stack_boundary argument unsigned. Make
17856 unadjusted_alignment unsigned.
17857 (expand_call): Make preferred_stack_boundary and
17858 preferred_unit_stack_boundary variables unsigned.
17859 * function.c (assign_stack_local_1): Make alignment unsigned.
17860 * function.h (struct function): Make stack_alignment_needed,
17861 preferred_stack_boundary unsigned.
17862 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
17863 (ix86_compute_frame_layout): Make stack_alignment_needed,
17864 preferred_alignment variables unsigned.
17865 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
17866
17867 2004-07-26 Tom Tromey <tromey@redhat.com>
17868
17869 * tree.h: Fix typo in comment.
17870
17871 2004-07-26 Daniel Jacobowitz <dan@debian.org>
17872
17873 PR bootstrap/12804
17874 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
17875 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
17876 (ggc_free): Remove incorrect freeing.
17877 (sweep_pages): Advance PP for large pages. Fix indentation.
17878
17879 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
17880
17881 PR rtl-optimization/16643
17882 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
17883 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
17884 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
17885 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
17886 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
17887 * function.c (thread_prologue_and_epilogue_insns): Likewise.
17888 * rtl.h (tracer): Add a flags parameter.
17889 * tracer.c (tracer): Pass it to cfg_layout_initialise.
17890 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
17891 (rest_of_handle_reorder_blocks): Update calls to tracer and
17892 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
17893 (rest_of_handle_tracer): Pass 0 to tracer.
17894 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
17895
17896 2004-07-25 David Edelsohn <edelsohn@gnu.org>
17897
17898 PR target/16239
17899 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
17900 f->f.
17901
17902 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
17903
17904 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
17905 (BINFO_BASE_ACCESS): Adjust.
17906 (BINFO_BASE_ACCESS_APPEND): New.
17907 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
17908 * dbxout.c (dbxout_type): Adjust binfo access accessing.
17909 * dwarf2out.c (gen_member_die): Likewise.
17910 * tree-dump.c (deque_and_dump): Likewise.
17911
17912 2004-07-26 Falk Hueffner <falk@debian.org>
17913
17914 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
17915 costs.
17916
17917 2004-07-25 Roger Sayle <roger@eyesopen.com>
17918
17919 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
17920 value off of the stack if TARGET_USE_FFREEP.
17921
17922 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17923
17924 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
17925 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
17926 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
17927 check on invocation of XRESIZEVEC ().
17928
17929 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17930
17931 * c-common.c (disable_builtin_function): Rename variable n to
17932 new_disabled_builtin.
17933 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
17934 Rename local variable old to old_decl.
17935 * gensupport.c (shift_output_template): Rename parameter old to src.
17936 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
17937 old_rtx and newx to new_rtx.
17938
17939 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17940
17941 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
17942 of c-pragma.h.
17943 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
17944 enum cpp_ttype.
17945 * c-lex.c: Likewise.
17946
17947 2004-07-25 Roger Sayle <roger@eyesopen.com>
17948
17949 * fold-const.c (constant_boolean_node): Make extern.
17950 (make_range): Wrap long lines.
17951 (fold_cond_expr_with_comparison): Remove unnecessary call to
17952 pedantic_non_lvalue. Add missing calls to fold_convert.
17953 (fold_truthop): Add missing calls to fold_convert.
17954 (fold): Likewise.
17955 * tree.h (constant_boolean_node): Add prototype here.
17956 * builtins.c (expand_builtin_strncmp): Add missing calls to
17957 fold_convert.
17958 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
17959 Call fold_convert and constant_boolean_node to correct types.
17960 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
17961 missing call to fold_convert to correct types.
17962
17963 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
17964 Brian Ryner <bryner@brianryner.com>
17965
17966 PR c++/9283
17967 PR c++/15000
17968 * c-common.c (c_common_attribute_table): Allow
17969 handle_visibility_attribute to be called for types.
17970 (handle_visibility_attribute) When given a type, set the visibility
17971 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
17972 so that we can check later whether the attribute was present. Added
17973 warning if attribute applied to non class type.
17974 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
17975 decls and checking that they are consistent.
17976 * common.opt: Added -fvisibility.
17977 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
17978 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
17979 * flags.h, tree.h: Added assorted support defines for overall patch
17980 * opts.c: Added parsing support for -fvisibility.
17981 * tree.c (build_decl): Set visibility for all decls to be whatever
17982 is in force at that time.
17983 * varasm.c (default_binds_local_p_1): Reworked logic determining
17984 when to make a symbol locally bound.
17985 * doc/invoke.texi: Added documentation for -fvisibility and
17986 -fvisibility-inlines-hidden.
17987
17988 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17989
17990 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
17991 * c-common.c: Add missing casts from void * to other types.
17992 * c-decl.c: Likewise.
17993 * c-format.c: Likewise.
17994 * c-lex.c: Likewise.
17995 * c-pragma.c: Likewise.
17996 * c-typeck.c: Likewise.
17997 * defaults.h: Likewise.
17998 * genconstants.c: Likewise.
17999 * gengtype-lex.l: Likewise.
18000 * genmodes.c: Likewise.
18001 * read-rtl.c: Likewise.
18002 * rtl.c: Likewise.
18003
18004 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18005
18006 * bitmap.c: Use type-safe memory allocation macros from libiberty.
18007 * c-common.c: Likewise.
18008 * c-decl.c: Likewise.
18009 * c-lang.c: Likewise.
18010 * c-lex.c: Likewise.
18011 * c-opts.c: Likewise.
18012 * c-parse.in: Likewise.
18013 * c-typeck.c: Likewise.
18014 * genconditions.c: Likewise.
18015 * gengtype-lex.l: Likewise.
18016 * gengtype-yacc.y: Likewise.
18017 * gengtype.c: Likewise.
18018 * genmodes.c: Likewise.
18019 * gensupport.c: Likewise.
18020 * read-rtl.c: Likewise.
18021 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
18022 htab_find_slot().
18023
18024 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18025
18026 * c-decl.c (groktypename, groktypename_in_param_context): Rename
18027 variable typename to type_name.
18028 * c-lex.c (interpret_float): Likewise.
18029
18030 2004-07-25 Roger Sayle <roger@eyesopen.com>
18031
18032 * convert.c (convert_to_real, convert_to_integer,
18033 convert_to_complex): Replace calls to build with calls to buildN.
18034 * coverage.c (tree_coverage_counter_ref): Likewise.
18035 * dojump.c (do_jump): Likewise.
18036 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
18037 * emit-rtl.c (component_ref_for_mem_expr,
18038 set_mem_attributes_minus_bitpos): Likewise.
18039 * explow.c (update_nonlocal_goto_save_area): Likewise.
18040 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
18041 expand_mult_add): Likewise.
18042 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
18043 store_constructor, get_inner_reference, expand_expr_real_1,
18044 try_casesi, try_tablejump): Likewise.
18045 * function.c (expand_function_start): Likewise.
18046 * stmt.c (emit_case_bit_tests, expand_end_case_type,
18047 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
18048 * stor-layout.c (place_union_field, layout_type): Likewise.
18049 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
18050 * varasm.c (copy_constant): Likewise.
18051
18052 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18053
18054 * c-common.c: Rename all identifiers named `new'.
18055 * c-decl.c: Likewise.
18056 * gensupport.c: Likewise.
18057 * simplify-rtx.c: Likewise.
18058 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
18059 with XNEW().
18060 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
18061 with XNEWVEC().
18062
18063 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
18064
18065 PR c/15360
18066 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
18067 declarations until after calling pushdecl.
18068 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
18069 "extern" and not on whether the declaration is initialized.
18070
18071 2004-07-25 Daniel Jacobowitz <dan@debian.org>
18072
18073 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
18074 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
18075 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
18076 "cpplib.h", "c-pragma.h", "c-common.h".
18077 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
18078 (solaris_register_pragmas): New functions.
18079 * config/sol2-protos.h: New file.
18080 * config/sol2.c: New file.
18081 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
18082 (REGISTER_TARGET_PRAGMAS): New macros.
18083 (solaris_pending_aligns, solaris_pending_inits)
18084 (solaris_pending_finis): New variables.
18085 * config/t-sol2 (sol2-c.o): Update dependencies.
18086 (sol2.o): New rule.
18087 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
18088 SUBTARGET_INSERT_ATTRIBUTES.
18089 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
18090 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
18091 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
18092 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
18093 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
18094 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
18095 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
18096 * config/sparc/sparc.c (sparc_attribute_table): New.
18097 (TARGET_INSERT_ATTRIBUTES): Define in terms of
18098 SUBTARGET_INSERT_ATTRIBUTES.
18099 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
18100 is defined.
18101 * doc/extend.texi (Solaris Pragmas): New section.
18102
18103 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18104
18105 * c-common.c: Rename all identifiers named `class' to `cl'.
18106 * c-common.h: Likewise.
18107 * c-parse.in: Likewise.
18108 * c-typeck.c: Likewise.
18109 * genmodes.c: Likewise.
18110 * real.c: Likewise.
18111 * real.h: Likewise.
18112 * recog.c: Likewise.
18113 * recog.h: Likewise.
18114 * regrename.c: Likewise.
18115 * tree.h: Likewise.
18116 * c-common.c (builtin_function_2): Change type of 5th parameter from
18117 int to enum built_in_function. Change type of 8th parameter from int
18118 to bool.
18119 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
18120 with GGC_CNEW().
18121 * c-typeck.c (convert_arguments): Change type of formal_prec from
18122 int to unsigned int.
18123 * genmodes.c (blank_mode): Make a few negative constants unsigned.
18124 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
18125 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
18126 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
18127 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
18128 iterator to for_all_modes () instead of an enum because enums can't
18129 be incremented in C++.
18130
18131
18132 2004-07-25 Daniel Jacobowitz <dan@debian.org>
18133
18134 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
18135 hard registers.
18136
18137 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18138
18139 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
18140 Handle ARRAY_RANGE_REF like ARRAY_REF.
18141
18142 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
18143
18144 * c-typeck.c (digest_init): Don't allow arrays of signed or
18145 unsigned variants of wchar_t to be initialized by wide string
18146 constants. Do allow arrays of enumerated types compatible with
18147 wchar_t to be initialized by wide string constants. Refine tests
18148 distinguishing wide and narrow strings and arrays. Give specific
18149 error for arrays of other integer types initialized by string
18150 constants.
18151 (output_init_element, process_init_element): Check for
18152 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
18153 initializing with string constants.
18154
18155 2004-07-25 Richard Henderson <rth@redhat.com>
18156
18157 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
18158 on the RESULT_DECL.
18159 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18160 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
18161 DECL_IGNORED_P to new decl.
18162
18163 2004-07-24 Zack Weinberg <zack@codesourcery.com>
18164
18165 * config/ia64/ia64.c (general_xfmode_operand)
18166 (destination_xfmode_operand): Delete.
18167 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
18168 * config/ia64/ia64.md (*movxf_internal): Use general_operand
18169 and destination_operand.
18170
18171 2004-07-24 Alexander Kabaev <kan@freebsd.org>
18172
18173 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
18174 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
18175
18176 2004-07-24 Alexander Kabaev <kan@freebsd.org>
18177 Zack Weinberg <zack@codesourcery.com
18178
18179 PR 16684
18180 * c-decl.c (diagnose_mismatched_decls): Don't issue a
18181 redundant-declaration warning the first time a builtin is
18182 declared explicitly.
18183
18184 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18185
18186 * tree.h (staticp): Change return type to bool.
18187
18188 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18189
18190 * c-common.c (c_staticp): Last episode of the staticp saga.
18191
18192 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18193
18194 * c-common.h (c_staticp): Change return type from int to bool.
18195 * tree.c (staticp): Likewise.
18196 * langhooks.h (staticp): Likewise.
18197
18198 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18199
18200 * langhooks-def.h (lhd_staticp): Change return type from int to
18201 bool in prototype to match definition.
18202
18203 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18204
18205 * system.h (bool, true, false): Don't redefine as preprocessor macros
18206 in C++.
18207
18208 2004-07-24 Roger Sayle <roger@eyesopen.com>
18209
18210 * expmed.c (init_expmed): A signed modulus by a power of two is
18211 considered cheap if its less than or equal to four instructions.
18212
18213 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18214
18215 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
18216 GGC_CNEWVAR): New macros.
18217
18218 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18219
18220 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
18221 lists.
18222 * c-decl.c: Likewise.
18223 * c-format.c: Likewise.
18224 * c-lex.c: Likewise.
18225 * c-opts.c: Likewise.
18226 * c-pragma.c: Likewise.
18227 * c-typeck.c: Likewise.
18228 * gencheck.c: Likewise.
18229 * genconditions.c: Likewise.
18230 * genconfig.c: Likewise.
18231 * genflags.c: Likewise.
18232 * gengtype.c: Likewise.
18233 * gensupport.c: Likewise.
18234 * ggc-none.c: Likewise.
18235 * langhooks.c: Likewise.
18236 * statistics.h: Likewise.
18237 * stub-objc.c: Likewise.
18238 * java/decl.c: Likewise.
18239
18240 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
18241
18242 * config/m68k/m68k.c (output_scc_di): Fix coding style.
18243 (symbolic_operand): Fix prototype.
18244 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
18245 * config/m68k/m68k.md: Add constants for registers a0 and sp and
18246 use them, change from the "{...}" syntax to the simpler {...}
18247 syntax.
18248 (*cfv4_extendqisi2): Fix destination predicate.
18249 * config/m68k/m68k-protos.h: Remove various declarations also
18250 generated via PREDICATE_CODES.
18251
18252 2004-07-23 Mike Stump <mrs@apple.com>
18253
18254 * c-typeck.c (convert_for_assignment): Tightened up pointer
18255 converstions that differ in signedness.
18256
18257 2004-07-23 Zack Weinberg <zack@codesourcery.com>
18258
18259 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
18260
18261 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18262
18263 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
18264 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
18265
18266 * gimplify.c (gimplify_compound_lval): Check for no handled
18267 operations, rather than checking for explicit list of nodes.
18268 (is_gimple_addr_expr_arg_or_indirect): New function.
18269 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
18270 redundant setting of TREE_INVARIANT.
18271 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
18272 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
18273
18274 2004-07-23 Diego Novillo <dnovillo@redhat.com>
18275
18276 PR tree-optimization/16688
18277 PR tree-optimization/16689
18278 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
18279 unnecessary initialization of 'tag'.
18280 (get_tmt_for): Check that the new type tag has the same alias
18281 set as the pointed-to type.
18282 (group_aliases): Only regular variables need to be removed
18283 from the alias set of a name tag.
18284 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
18285 propagation if the two types are not compatible.
18286 (merge_alias_info): Rename from replace_ssa_names_ann.
18287 Add more checking.
18288 (replace_exp_1): If both arguments are SSA_NAMEs, check that
18289 the propagation can be done.
18290 Only call merge_alias_info on pointers.
18291 (propagate_value): Likewise.
18292 * tree-ssa-copyrename.c: Include langhooks.h.
18293 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
18294 to do the merging.
18295 Do not coalesce variables with incompatible types.
18296 (rename_ssa_copies): Call replace_ssa_name_symbol.
18297 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
18298 the same type as the underlying _DECL.
18299 * tree-ssanames.c (replace_ssa_name_symbol): New function.
18300 * tree.h (replace_ssa_name_symbol): Declare.
18301
18302 2004-07-23 Richard Henderson <rth@redhat.com>
18303
18304 PR c++/16277
18305 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
18306 unshare it properly.
18307 (gimplify_modify_expr_rhs): Push assignment from a conditional into
18308 the conditional for all non-register types.
18309
18310 2004-07-23 Richard Henderson <rth@redhat.com>
18311
18312 * expr.c (expand_expr_real_1): Don't handle non-local variables.
18313 * expr.h (fix_lexical_addr): Remove.
18314 * function.c (NEED_SEPARATE_AP): Remove.
18315 (fix_lexical_addr): Remove.
18316 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
18317 not null decl_function_context.
18318 (create_alias_vars): Likewise.
18319 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
18320 (simple_goto_p): Likewise.
18321 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
18322 * tree-ssa-ccp.c (get_default_value): Likewise.
18323 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18324 * tree.c (needs_to_live_in_memory): Likewise.
18325 * tree-flow-inline.h (may_be_aliased): Move...
18326 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
18327 when TREE_STATIC variables may be addressable.
18328
18329 2004-07-24 Jakub Jelinek <jakub@redhat.com>
18330
18331 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
18332
18333 2004-07-23 Zack Weinberg <zack@codesourcery.com>
18334
18335 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
18336 bitmap contents if GENERATOR_FILE is defined.
18337 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
18338 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
18339
18340 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
18341
18342 * c-decl.c (start_function): Form composite type of function types
18343 rather than copying type from previous prototype declaration.
18344
18345 2004-07-23 Janis Johnson <janis187@us.ibm.com>
18346
18347 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
18348 the const qualifier for the second argument in the C++ functions.
18349
18350 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
18351 specific pointer types.
18352
18353 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
18354 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
18355 for vector bool and/or vector pixel, add C++ and C missing support.
18356 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
18357 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
18358 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
18359 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
18360 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
18361 missing C++ and C support for vector bool and/or vector pixel.
18362 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
18363 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
18364 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
18365 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
18366 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
18367 C++ and C types used for vector bool and/or vector pixel.
18368 (vec_st, vec_stl): Add C++ support for vector pixel.
18369 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
18370 (vec_all_ne): Add C++ support for vector pixel.
18371
18372 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
18373 (vec_vmulesb): Add missing C++ function.
18374 (vec_perm): Fix type of third argument in C++ function.
18375 (vec_vsum4shs): Fix C++ function name.
18376 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
18377 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
18378 argument passed to the error handler in C macro.
18379 (vec_nmsub): Remove extra parens around argument names in C macro.
18380 (vec_packpx): Add missing parens in C macro.
18381
18382 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
18383
18384 * machmode.def: Remove vector modes.
18385 * config/alpha/alpha-modes.def: Add supported vector modes.
18386 * config/arm/arm-modes.def: Likewise.
18387 * config/frv/frv-modes.def: Likewise.
18388 * config/i386/i386-modes.def: Likewise.
18389 * config/rs6000/rs6000-modes.def: Likewise.
18390 * config/sh/sh-modes.def: Likewise.
18391
18392 2004-07-23 Matthias Klose <doko@debian.org>
18393
18394 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
18395 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
18396 * config.h: Regenerate.
18397 * configure: Likewise.
18398
18399 2004-07-22 Mark Mitchell <mark@codesourcery.com>
18400
18401 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
18402 generated SYMBOL_REFs for labels.
18403 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
18404 Change prototype.
18405 (machopic_stub_name): Remove.
18406 (machopic_indirection_name): New function.
18407 (machopic_mcount_stub_name): Likewise.
18408 (machopic_classify_name): Remove.
18409 (machopic_function_base_sym): New function.
18410 (machpoic_classify_symbol): Likewise.
18411 (machopic_classify_ident): Remove.
18412 (machopic_define_ident): Likewise.
18413 (machopic_define_name): Likewise.
18414 (machopic_name_defined_p): Likewise.
18415 (machopic_ident_defined_p): Likewise.
18416 (darwin_strip_name_encoding): Likewise.
18417 (machopic_define_symbol): New function.
18418 * config/darwin.c (hashtab.h): Include.
18419 (machopic_defined_list): Remove.
18420 (machopic_classify_ident): Likewise.
18421 (machopic_classify_name): Likewise.
18422 (machopic_ident_defined_p): Likewise.
18423 (machopic_define_ident): Likewise.
18424 (machopic_define_name): Likewise.
18425 (machopic_symbol_defined_p): New function.
18426 (machopic_classify_symbol): Likewise.
18427 (machopic_data_defined_p): Use machopic_classify_symbol.
18428 (machopic_define_symbol): New function.
18429 (machopic_function_base_sym): New function.
18430 (machopic_non_lazy_pointers): Remove.
18431 (machopic_non_lazy_ptr_name): Likewise.
18432 (machopic_stubs): Likewise.
18433 (machopic_stub_name): Likewise.
18434 (NON_LAZY_POINTER_SUFFIX): New macro.
18435 (STUB_SUFFIX): Likewise.
18436 (machopic_indirection): New structure.
18437 (machopic_indirections): New variable.
18438 (machopic_indirection_hash): New function.
18439 (machopic_indirection_eq): Likewise.
18440 (machopic_indirection_name): Likewise.
18441 (machopic_mcount_stub_name): New function.
18442 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
18443 hash table.
18444 (machopic_indirect_data_reference): Rework to use new functions.
18445 (machopic_indirect_call_target): Likewise.
18446 (machopic_legitimize_pic_address): Likewise.
18447 (machopic_output_indirection): New function.
18448 (machopic_finish): Use it.
18449 (machopic_operand_p): Rework to use new functions.
18450 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
18451 (darwin_strip_name_encoding): Remove.
18452 (update_non_lazy_ptrs): Remove.
18453 (update_stubs): Likewise.
18454 (darwin_non_lazy_pcrel): Use new functions.
18455 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
18456 (ASM_OUTPUT_LABELREF): Likewise.
18457 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
18458 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
18459 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
18460 (TARGET_STRIP_NAME_ENCODING): Do not use
18461 darwin_strip_name_encoding.
18462 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
18463 darwin_strip_name_encoding.
18464 * config/i386/darwin.h (FUNCTION_PROFILER): Use
18465 machopic_mcount_stub_name.
18466 * config/i386/i386.c (x86_output_mi_thunk): Use
18467 machopic_indirection_name, not machopic_stub_name.
18468 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
18469 machopic_function_base_sym.
18470 (print_operand): Use machopic_classify_symbol.
18471 (rs6000_emit_prologue): Use machopic_function_base_sym.
18472 (output_profile_hook): Do not use machopic_stub_name.
18473 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
18474
18475 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18476
18477 PR c/7284
18478 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
18479 as multiplication.
18480
18481 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18482
18483 * doc/implement-c.texi: New file.
18484 * doc/extend.texi (C Implementation): Move to there.
18485 * doc/gcc.texi: Include implement-c.texi.
18486 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
18487
18488 2004-07-22 Jason Merrill <jason@redhat.com>
18489
18490 * integrate.c (copy_decl_for_inlining): Remove invisible reference
18491 handling.
18492 * tree-inline.c (setup_one_parameter): Likewise.
18493
18494 2004-07-22 Brian Booth <bbooth@redhat.com>
18495
18496 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
18497 (substitute_and_fold): Propigate into VUSE operands when possible.
18498 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
18499 (cp_lattice_meet): Handle merging of latticevalues when
18500 UNKNOWN_VAL is present.
18501 (visit_stmt): Visit assignments with V_MUST_DEFs.
18502 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
18503 (ccp_fold): Deal with RHS' that are constant and virtual.
18504 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
18505 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
18506 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
18507 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
18508 computing immediate uses.
18509 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
18510 transition.
18511 (replace_vuse_in): New function.
18512 (likely_value): Add check of vuse operands.
18513 (get_default_value): Set the default value of virtually defined
18514 variables to UKNOWN_VAL instead of VARYING.
18515
18516 2004-07-22 Richard Henderson <rth@redhat.com>
18517
18518 * expr.c (emit_push_insn): Don't use set_mem_attributes.
18519
18520 2004-07-22 Richard Henderson <rth@redhat.com>
18521
18522 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
18523 variables due to conditional compilation.
18524
18525 2004-07-22 Diego Novillo <dnovillo@redhat.com>
18526
18527 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
18528 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
18529 Release SSA names that have been re-renamed.
18530 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
18531 variable.
18532 * tree-ssa-alias.c (init_alias_info): If aliases have been
18533 computed before, clear existing alias information.
18534 (create_name_tags): Do no fixup PT_ANYTHING pointers.
18535 If the new name tag for a pointer is different than the one it
18536 had before, mark the old tag for renaming.
18537 (replace_may_alias): New function.
18538 (group_aliases): Call it.
18539 (setup_pointers_and_addressables): Always call get_tmt_for.
18540 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
18541 once.
18542 (set_pt_anything): New local function.
18543 (set_pt_malloc): New local function.
18544 (merge_pointed_to_info): Don't merge pointed-to variables from
18545 the original pointer if the destination is pointing to an
18546 unknown location.
18547 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
18548 (add_pointed_to_var): Do not add a variable to the points-to
18549 set if the pointer is already pointing to anywhere.
18550 (collect_points_to_info_r): If the defining statement is a PHI
18551 node, only merge pointed-to information if the argument has
18552 already been visited.
18553 (get_tmt_for): Only create a new tag if the pointer didn't
18554 have one already.
18555 (dump_alias_info): Emit more information.
18556 (dump_points_to_info_for): Likewise.
18557 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
18558 try to get the annotation of an SSA_NAME.
18559 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
18560 alias sets when checking is enabled.
18561 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
18562 (eliminate): Mark basic blocks that will need
18563 EH information cleaned up.
18564 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
18565 predecessor.
18566 Initialize need_eh_cleanup.
18567 (fini_pre): Call tree_purge_all_dead_eh_edges and
18568 cleanup_tree_cfg if needed.
18569 Free need_eh_cleanup.
18570 * tree-ssa.c (verify_ssa_name): New function.
18571 (verify_def): Call it.
18572 Re-arrange to avoid printing too many error messages.
18573 (verify_use): Likewise.
18574 (verify_phi_args): Likewise.
18575 (verify_flow_insensitive_alias_info): New function.
18576 (verify_flow_sensitive_alias_info): New function.
18577 (verify_alias_info): New function.
18578 (verify_ssa): Call verify_alias_info.
18579 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
18580 program.
18581 Re-arrange to avoid printing too many error messages.
18582 * tree-ssanames.c (make_ssa_name): Clear
18583 SSA_NAME_IN_FREE_LIST.
18584 (release_ssa_name): Never release a default definition.
18585 (release_defs): New function.
18586 * tree.h: Declare it.
18587 * tree-ssa-dce.c (remove_dead_stmt): Call it.
18588
18589 2004-07-22 Diego Novillo <dnovillo@redhat.com>
18590
18591 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
18592 If true, do a depth-first search. Do a breadht-first search,
18593 otherwise.
18594 (walk_use_def_chains): Add new argument IS_DFS.
18595 Update all users.
18596 * tree-flow.h (walk_use_def_chains): Update prototype.
18597
18598 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
18599
18600 * config/cris/cris.md: Tweak formatting.
18601 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
18602 (mover2side, moverside, movemside, movei, op3, andu): Replace
18603 live define_peephole:s with define_peephole2 near-equivalents.
18604 Delete the rest.
18605 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
18606 word-size modes.
18607 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
18608 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
18609 "*mov_sidesi_mem" respectively.
18610
18611 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
18612
18613 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
18614 (gimplify_build1): Move from tree-complex.c do_unop.
18615 (gimplify_build2): Move from tree-complex.c do_binop.
18616 (gimplify_build3): New.
18617 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
18618 Adjust throughout to call the functions above.
18619 * tree-flow.h: Declare the functions above.
18620 * tree-nested.c (gimplify_val): Rename to...
18621 (tsi_gimplify_val): ... this.
18622
18623 * Makefile.in (tree_complex.o): Update dependencies.
18624 (stor-layout.o): Depend on regs.h.
18625 * c-common.c (handle_vector_size_attribute): Update for
18626 vector types without corresponding vector modes.
18627 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
18628 a corresponding vector mode is not available.
18629 * print-tree.c (print_node): Print nunits for vector types
18630 * regclass.c (have_regs_of_mode): New.
18631 (init_reg_sets_1): Initialize it and use it instead
18632 of allocatable_regs_of_mode.
18633 * regs.h (have_regs_of_mode): Declare it.
18634 * stor-layout.c (layout_type): Pick a mode for vector types.
18635 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
18636 build_replicated_const, do_unop, do_binop, do_plus_minus,
18637 do_negate, expand_vector_piecewise, expand_vector_parallel,
18638 expand_vector_addition, expand_vector_operations_1,
18639 expand_vector_operations, tree_lower_operations,
18640 pass_lower_vector_ssa, pass_pre_expand): New.
18641 (expand_complex_operations, pass_lower_complex): Remove.
18642 * tree-optimize.c (init_tree_optimization_passes): Adjust
18643 pass ordering for changes in tree-complex.c.
18644 * tree-pass.h: Declare new passes.
18645 * tree.c (finish_vector_type): Remove.
18646 (make_vector_type): New.
18647 (build_vector_type_for_mode, build_vector_type): Rewritten.
18648 * tree.def (VECTOR_TYPE): Document where the number of
18649 subparts is stored.
18650 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
18651 (make_vector): Remove declaration.
18652
18653 2004-07-21 Richard Henderson <rth@redhat.com>
18654
18655 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
18656 TREE_THIS_VOLATILE, may_aliases, or optimization level.
18657 (remove_useless_vars): Dump debugging info.
18658 (expand_used_vars): Move ...
18659 * cfgexpand.c (expand_used_vars): ... here. Make static.
18660 * tree-flow-inline.h (set_is_used): New.
18661 (set_default_def): Use get_var_ann.
18662 * tree-flow.h: Update decls.
18663 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
18664 (create_ssa_var_map): Use it.
18665 * tree-ssa.c (set_is_used): Remove.
18666
18667 2004-07-22 Ben Elliston <bje@au.ibm.com>
18668
18669 * gdbinit.in: Set a breakpoint on internal_error.
18670
18671 2004-07-21 Richard Henderson <rth@redhat.com>
18672
18673 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
18674 to create a new basic block.
18675
18676 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18677
18678 PR c/15052
18679 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
18680 return type on function definitions. Move other warnings for
18681 qualified return type to -Wreturn-type. Do not condition any such
18682 warnings on -pedantic. Update comments.
18683 (start_function): Only copy function type from previous prototype
18684 declaration if return types are compatible.
18685 * c-typeck.c (function_types_compatible_p): Don't condition
18686 warning for incompatibility of volatile qualifiers on the return
18687 type on -pedantic. Update comment.
18688 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
18689
18690 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18691
18692 * c-typeck.c (set_init_index): Require designator to be of integer
18693 type.
18694
18695 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18696
18697 PR c/11250
18698 * c-parse.in (init): Change to exprtype.
18699 (primary): Set original_code for STRING to STRING_CST.
18700 Call maybe_warn_string_init for compound literals.
18701 (initdcl, notype_initdcl): Call maybe_warn_string_init.
18702 (initval): Update.
18703 * c-tree.h (maybe_warn_string_init): New.
18704 (pop_init_level, process_init_element): Use struct c_expr.
18705 (struct c_expr): Update comment.
18706 * c-typeck.c (maybe_warn_string_init): New function.
18707 (digest_init): Call it. Additional parameter strict_string. All
18708 callers changed.
18709 (output_init_element): Likewise.
18710 (struct constructor_stack): Use struct c_expr for
18711 replacement_value.
18712 (really_start_incremental_init, push_init_level): Update.
18713 (pop_init_level): Update. Return struct c_expr.
18714 (process_init_level): Update. Take struct c_expr argument.
18715
18716 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
18717
18718 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
18719 commit.
18720
18721 2004-07-21 Eric Christopher <echristo@redhat.com>
18722
18723 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
18724 removal.
18725 * c-decl.c (pop_scope): Ditto.
18726 * calls.c (expand_call): Remove call to current_nesting_level,
18727 update comment accordingly. Remove calls to expand_start_target_temps
18728 and expand_end_target_temps.
18729 * cfgexpand.c (construct_init_block): Remove call to
18730 expand_start_bindings_and_block.
18731 (construct_exit_block): Remove call to expand_end_bindings.
18732 * expr.c (safe_from_p): Remove BIND_EXPR handling.
18733 (expand_expr_real_1): Ditto. Fix formatting.
18734 (expand_vars): Delete.
18735 * stmt.c (POPSTACK): Remove block_stack.
18736 (stmt_status): Remove x_block_stack.
18737 (block_stack): Delete.
18738 (expand_start_bindings_and_block): Ditto.
18739 (expand_start_target_temps): Ditto.
18740 (expand_end_target_temps): Ditto.
18741 (current_nesting_level): Ditto.
18742 (warn_about_unused_variables): Ditto.
18743 (expand_end_bindings): Ditto.
18744 * tree.h: Remove declarations for above.
18745
18746 2004-07-21 Steven Bosscher <stevenb@suse.de>
18747
18748 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
18749 * rtl.c (note_insn_name): Likewise.
18750 * print-rtl.c (print_rtx): Don't print it.
18751 * cfgrtl.h (can_delete_note_p): Don't handle it.
18752 (rtl_delete_block): Likewise.
18753 * passes.c (rest_of_handle_guess_branch_prob): Remove.
18754 (rest_of_compilation): Don't call it.
18755 * predict.c (process_note_predictions, process_note_prediction,
18756 note_prediction_to_br_prob): Remove.
18757 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
18758 * stmt.c (return_prediction): Remove.
18759 (expand_value_return): Don't call it. Don't add prediction
18760 notes for return statements.
18761
18762 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
18763
18764 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
18765 once.
18766
18767 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
18768
18769 * c-common.c (vector_types_convertible_p): Use vector types'
18770 TYPE_SIZE and TREE_TYPE instead of their mode.
18771 * convert.c (convert_to_integer): Likewise.
18772 (convert_to_vector): Likewise.
18773 * fold-const.c (fold_convert): Likewise.
18774 * varasm.c (output_constant): Likewise.
18775 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
18776 Allow a VECTOR_TYPE initializer to be made of several vectors.
18777 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
18778 of cleared and need_to_clear, and use fold_convert.
18779 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
18780 integer vectors.
18781
18782 2004-07-20 Richard Henderson <rth@redhat.com>
18783
18784 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
18785 (expand_gimple_basic_block): out from here. Renamed from expand_block.
18786
18787 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
18788
18789 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
18790 enormous cost if not TARGET_HARD_MUL.
18791
18792 2004-07-20 Andrew Pinski <apinski@apple.com>
18793
18794 PR target/16557
18795 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
18796 (ASM_SPEC): here.
18797
18798 2004-07-21 Paul brook <paul@codesourcery.com>
18799
18800 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
18801
18802 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18803
18804 * fold-const.c (operand_equal_p): Temporarily support NULL args.
18805 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
18806 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
18807
18808 2004-07-20 Zack Weinberg <zack@codesourcery.com>
18809
18810 * rtl.h (plus_constant): Delete.
18811 (plus_constant_wide): Rename to plus_constant.
18812 (plus_constant_for_output_wide): Delete vestigial prototype.
18813 (GEN_INT): Remove unnecessary cast.
18814 * tree.h (build_int_2, size_int_type): Delete.
18815 (build_int_2_wide): Rename to build_int_2.
18816 (size_int_wide): Rename to size_int_kind.
18817 (size_int_type_wide): Rename to size_int_type.
18818 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
18819 Remove unnecessary cast.
18820 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
18821 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
18822 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
18823 (size_int_type_wide): Rename size_int_type.
18824 (int_const_binop): Use size_int_type.
18825 * c-lex.c (interpret_integer): Use build_int_2.
18826 * final.c (split_double): Remove unnecessary casts.
18827 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
18828
18829 2004-07-20 Richard Henderson <rth@redhat.com>
18830
18831 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
18832 (gimplify_compound_lval): Use is_gimple_tmp_reg.
18833 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
18834 (is_gimple_tmp_reg): New.
18835 * tree-gimple.h (is_gimple_tmp_reg): Declare.
18836
18837 2004-07-20 Richard Henderson <rth@redhat.com>
18838
18839 * tree-pretty-print.c (dump_generic_node): Dump
18840 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
18841
18842 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
18843
18844 * tree-mudflap.c (mf_set_options_fndecl): New tree.
18845 (mudflap_init): Set it.
18846 (mudflap_register_call): Remove __mf_init call.
18847 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
18848 to pass "-ignore-reads" option to libmudflap if needed.
18849
18850 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
18851
18852 PR c++/14607
18853 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
18854 (MAKE_DECL_ONE_ONLY): Undefine.
18855 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
18856 readonly_data, one_only_data_section, forget_section): New prototypes.
18857 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
18858 functions.
18859 (pa_select_section): Add one-only (COMDAT) support.
18860 * pa.h (struct machine_function): Define.
18861 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
18862 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
18863 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
18864 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
18865 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
18866 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
18867 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
18868 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
18869 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
18870 for EXTRA_SECTION_FUNCTIONS.
18871 * doc/install.texi: Update binutils requirements.
18872
18873 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
18874
18875 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
18876 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
18877 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
18878 size_t.
18879 (struct VEC): Use unsigned for num and alloc.
18880 * vec.c (struct vec_prefix): Likewise.
18881 (vec_o_reserve): Adjust.
18882
18883 * dbxout.c (dbxout_type): Fix printf format.
18884
18885 * tree.h (binfo_member): Remove.
18886 * tree.c (binfo_member): Remove.
18887
18888 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
18889
18890 * tree.h: Include vec.h
18891 (DEF_VEC_P(tree)): New type.
18892 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
18893 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
18894 (BINFO_LANG_SLOT): Remove.
18895 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
18896 (struct tree_binfo): Turn base_binfos into a trailing
18897 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
18898 (binfo_lang_slots): Remove.
18899 * tree.c (binfo_lang_slots): Remove.
18900 (make_tree_binfo_stat): Take a base binfo count, not a
18901 lang slot count. Adjust.
18902 * Makefile.in (TREE_H): Add vec.h
18903 * alias.c (record_component_aliases): Adjust BINFO access.
18904 * dbxout.c (dbxout_type): Likewise.
18905 * dwarf2out.c (gen_member_die): Likewise.
18906 * sdbout.c (sdbout_one_type): Likewise.
18907 * tree-dump.c (deque_and_dump): Likewise.
18908 * config/i386/i386.c (classify_argument,
18909 contains_128bit_aligned_vector_p): Likewise.
18910 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
18911 * doc/c-tree.texi (Classes): Update BINFO documentation.
18912
18913 2004-07-20 Steven Bosscher <stevenb@suse.de>
18914
18915 * c-common.h (check_case_value): Remove prototype.
18916 (c_add_case_label): Adjust prototype.
18917 * c-common.c (check_case_value): Make static.
18918 (check_case_bounds): New function.
18919 (c_add_case_label): Use it. Take new argument orig_type.
18920 * c-typeck.c (struct c_switch): New orig_type field.
18921 (c_start_case): Set it.
18922 (do_case): Pass it to c_add_case_label.
18923 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
18924 cases from here. Add the labels in reverse order.
18925 * stmt.c (struct case_node): Adjust comment. Remove balance field.
18926 (add_case_node): Return nothing, don't check for duplicate cases.
18927 Insert new case nodes in a list, not in an AVL tree.
18928 (expand_end_case_type): Don't turn a case tree into a case list.
18929 (case_tree2list): Remove.
18930 * tree.h (add_case_node): Adjust prototype.
18931
18932 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
18933
18934 * genattr.c (struct range, struct function_unit,
18935 write_units, extend_range, init_range): Remove them.
18936 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
18937 Output "#define INSN_SCHEDULING" here.
18938 * genattrtab.c (struct range, struct function_unit_op,
18939 struct function_unit, struct dimension, enum operator,
18940 operate_exp, expand_units, simplify_knowing,
18941 encode_units_mask, simplify_by_exploding,
18942 find_and_mark_used_attributes, unmark_used_attributes,
18943 add_values_to_cover, increment_current_value,
18944 test_for_current_value, simplify_with_current_value,
18945 simplify_with_current_value_aux, gen_unit,
18946 write_unit_name, write_function_unit_info,
18947 write_complex_function, write_toplevel_expr,
18948 find_single_value, extend_range): Remove.
18949 (write_attr_get): Do not handle common_av->value
18950 being an FFS.
18951 (struct attr_desc): Remove func_units_p and blockage_p.
18952 (write_attr_valueq): Do not handle them.
18953 (find_attr): Do not clear them.
18954 (make_internal_attr): Do not initialize them.
18955 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
18956 * sched-vis.c (init_target_units, insn_print_units,
18957 init_block_visualization, print_block_visualization,
18958 visualize_scheduled_insns, visualize_no_unit,
18959 visualize_stall_cycles, visualize_alloc,
18960 visualize_free, target_units, get_visual_tbl_length,
18961 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
18962 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
18963 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
18964 * haifa-sched.c (blockage_range, clear_units,
18965 schedule_unit, actual_hazard, potential_hazard,
18966 insn_unit, unit_last_insn, unit_tick,
18967 actual_hazard_this_instance, potential_hazard,
18968 schedule_unit, max_insn_queue_index_value): Remove.
18969 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
18970 max_insn_queue_index.
18971 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
18972 * doc/md.texi (Processor pipeline description): Remove
18973 references to old pipeline descriptions.
18974 (Automaton pipeline description): Merge with the above.
18975 (Old pipeline description, Comparison of the two descriptions):
18976 Remove.
18977
18978 * bt-load.c (migrate_btr_def): Remove references to
18979 use_pipeline_interface.
18980 * haifa-sched.c (insn_cost, schedule_insn,
18981 schedule_block, advance_one_cycle, sched_init,
18982 queue_to_ready, sched_finish): Likewise.
18983 * modulo-sched.c (sms_schedule, advance_one_cycle,
18984 ps_has_conflicts): Likewise.
18985 * sched-rgn.c (init_ready): Likewise.
18986 (debug_dependencies): Likewise, and remove an "if (1)".
18987 * target.h (use_dfa_pipeline_interface): Remove.
18988 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18989 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18990 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18991 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18992 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18993 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18994 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18995 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18996 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18997 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18998 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18999 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19000 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19001 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19002 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19003 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19004 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19005 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19006 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19007
19008 2004-07-19 Roger Sayle <roger@eyesopen.com>
19009
19010 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
19011
19012 2004-07-19 Jeff Law <law@redhat.com>
19013
19014 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
19015 (get_eq_expr_value): Use it. Simplify slightly.
19016
19017 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
19018
19019 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
19020 (umulsidi3_32bit_r4000): Likewise.
19021
19022 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
19023
19024 * vec.h: Propagate location information properly.
19025 (VEC_T_iterate): Add result pointer parameter.
19026 (VEC_T_space): New.
19027 (VEC_T_reserve): Use it.
19028
19029 2004-07-19 Daniel Jacobowitz <dan@debian.org>
19030
19031 * Makefile.in (c-format.o): Depend on c-format.h.
19032 * c-format.h: New file.
19033 (struct format_char_info): Add CHAIN member.
19034 * c-format.c: Move some types and constants to c-format.h.
19035 (format_type_error): Set to -1.
19036 (struct function_format_info): Use an int for format_type.
19037 (decode_format_type): Return an int. Return format_type_error
19038 on error.
19039 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
19040 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
19041 (scan_char_table, time_char_table, monetary_char_table): Initialize
19042 CHAIN to NULL.
19043 (n_format_types): New variable.
19044 (check_format_info_main): Handle CHAIN in format_char_info.
19045 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
19046 TARGET_N_FORMAT_TYPES.
19047 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
19048 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
19049 * config/sol2-c.c: New file.
19050 * config/t-sol2: New file.
19051 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
19052 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
19053 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
19054
19055 * doc/extend.texi (Target Format Checks): New section.
19056 (Function Attributes): Mention it.
19057 * doc/invoke.texi: Mention target format checks.
19058 * doc/sourcebuild.texi: Mention target format checks.
19059 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
19060 TARGET_FORMAT_TYPES.
19061
19062 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
19063
19064 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
19065 added.
19066 * config/s390/s390.c (regclass_map initializer): Register 35 added to
19067 ADDR_REGS.
19068 (load_multiple_operation, store_multiple_operation): Removed
19069 pointless sanity check.
19070 (s390_decompose_address): Added check for return_address_pointer_rtx.
19071 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
19072 (s390_return_address_offset): New function.
19073 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
19074 (FRAME_REGNO_P): Added check for register 35.
19075 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
19076 REG_ALLOC_ORDER): Appended entry for register 35.
19077 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
19078 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
19079 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
19080 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
19081 is eliminable using stack pointer or hard frame pointer.
19082 (REGISTER_NAMES): Added name for register 35.
19083 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
19084 pointless sanity check.
19085
19086 2004-07-19 Roger Sayle <roger@eyesopen.com>
19087
19088 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
19089 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
19090 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
19091 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
19092 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
19093 (fold_relational_const): Tidy up handling of floating point
19094 comparisons by calling real_compare. Remove tree_expr_nonzero_p
19095 transformation; fold_relational_const assumes constant operands.
19096
19097 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
19098
19099 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
19100 directory.
19101
19102 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
19103
19104 * c-tree.h (struct c_expr): Define.
19105 (C_SET_EXP_ORIGINAL_CODE): Remove.
19106 (parser_build_binary_op, build_compound_expr): Update prototypes.
19107 * c-parse.in (%union): Add exprtype.
19108 (FUNC_NAME): Mark as ttype.
19109 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
19110 exprtype.
19111 (expr): Update. Define directly in terms of expr_no_commas
19112 instead of using nonnull_exprlist.
19113 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
19114 offsetof_member_designator, typespec_nonreserved_nonattr, init,
19115 initval, designator, component_declarator,
19116 component_notype_declarator, enumerator, array_declarator,
19117 condition, exexpr, switch_statement, stmt_nocomp, stmt,
19118 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
19119 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
19120 where appropriate.
19121 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
19122 * c-common.c (c_common_truthvalue_conversion): Don't check
19123 C_EXP_ORIGINAL_CODE.
19124 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
19125 Don't use C_EXP_ORIGINAL_CODE.
19126 (default_conversion, default_function_array_conversion): Don't use
19127 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
19128 (internal_build_compound_expr): Merge into build_compound_expr.
19129 (build_compound_expr): Take two operands instead of a TREE_LIST.
19130 * objc/objc-act.c (get_super_receiver): Update calls to
19131 build_compound_expr.
19132
19133 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
19134
19135 * config/sh/sh.c (sh_use_dfa_interface): Remove.
19136 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
19137 hook_int_void_1.
19138 * config/sh/sh.md: Extract pipeline descriptions
19139 into separate files.
19140 * config/sh/sh1.md: New file, extracted from sh.md.
19141 * config/sh/sh4.md: New file, extracted from sh.md.
19142 * config/sh/shmedia.md: New file, extracted from sh.md
19143 and rewritten using new-style pipeline description.
19144
19145 2004-07-18 Zack Weinberg <zack@codesourcery.com>
19146
19147 * config/pa/pa.md: Delete the two remaining define_peephole
19148 patterns.
19149
19150 2004-07-18 Steven Bosscher <stevenb@suse.de>
19151 Joseph S. Myers <jsm@polyomino.org.uk>
19152
19153 * c-common.c (c_common_truthvalue_conversion): Don't warn if
19154 TREE_NO_WARNING is set.
19155
19156 2004-07-18 Roger Sayle <roger@eyesopen.com>
19157
19158 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
19159 simplify_builtin_strncmp): Delete.
19160 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
19161 Change argument to accept an arglist instead of an "exp". Assume
19162 that the return type is always integer_type_node. Copy missing
19163 transformations from their now obsolete simplify_builtin_*
19164 equivalents.
19165 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
19166 fold_builtin_strcmp and fold_builtin_strncmp.
19167 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
19168 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
19169 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
19170
19171 2004-07-18 Daniel Jacobowitz <dan@debian.org>
19172
19173 * Makefile.in (tree-alias-common.o): Update dependencies.
19174
19175 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
19176
19177 * cfgloop.c (flow_loop_nested_p): Fix comment.
19178
19179 2004-07-17 Jason Merrill <jason@redhat.com>
19180
19181 PR c++/16115
19182 * stor-layout.c (relayout_decl): New fn.
19183 * tree.h: Declare it.
19184 (DECL_BY_REFERENCE): New macro.
19185
19186 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
19187
19188 * libgcc2.c (__enable_execute_stack): New symbol.
19189 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
19190 and declare __enable_execute_stack.
19191 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
19192 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
19193 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
19194 ENABLE_EXECUTE_STACK.
19195 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
19196 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
19197 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
19198 ENABLE_EXECUTE_STACK.
19199 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19200 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
19201 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
19202 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
19203 ENABLE_EXECUTE_STACK.
19204 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19205 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19206 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19207 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19208 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
19209 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
19210 (sparc64_initialize_trampoline): Likewise.
19211 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
19212
19213 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
19214
19215 * langhooks.h (builtin_function): New langhook.
19216 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
19217 (LANG_HOOKS_INITIALIZER): Update.
19218 * tree.h (builtin_function): Remove.
19219 * doc/tm.texi: Update.
19220 * c-tree.h (builtin_function): Declare.
19221 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
19222 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
19223 config/ia64/ia64.c, config/iq2000/iq2000.c,
19224 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
19225 config/stormy16/stormy16.c: All callers of builtin_function
19226 changed.
19227
19228 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
19229
19230 PR target/16556
19231 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
19232 Remove white space after the backslash.
19233
19234 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19235
19236 PR rtl-optimization/16294
19237 * resource.c (return_insn_p): New predicate.
19238 (mark_target_live_regs): Use it. Special-case return insns.
19239 (init_resource_info): Use it. Don't scan the epilogue past
19240 a return.
19241
19242 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19243
19244 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
19245 destroy dominance information.
19246 * passes.c (rest_of_handle_loop2): Free dominance information.
19247 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
19248 jump threading.
19249 (thread_jumps): Update dominance information and remove unreachable
19250 blocks.
19251 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
19252 information and remove the unreachable block.
19253
19254 2004-07-17 Graham Stott <graham.stott@btinternet.com>
19255
19256 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
19257
19258 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
19259
19260 * doc/sourcebuild.texi: Remove libf2c entry.
19261
19262 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
19263
19264 * config/i386/i386.md (movv16qi_internal): Fix typo.
19265
19266 2004-07-17 Steven Bosscher <stevenb@suse.de>
19267
19268 * final.c (final_scan_insn): Fix broken commit from previous
19269 patch.
19270
19271 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
19272
19273 * c-typeck.c (parser_build_binary_op): Condition warnings for
19274 X<=Y<=Z on -Wparentheses instead of -Wextra.
19275 * doc/invoke.texi: Update. Document that most of -Wparentheses is
19276 supported for C only.
19277
19278 2004-07-17 Steven Bosscher <stevenb@suse.de>
19279
19280 * cfgcleanup.c (try_simplify_condjump): Don't remove line
19281 notes to avoid unreachable code warnings.
19282 * toplev.c (backend_init): Don't emit line notes for
19283 unreachable code warnings.
19284
19285 * combine.c (distribute_notes): Don't distribute a
19286 REG_VTABLE_REF note.
19287 * final.c (final_scan_insn): Don't handle it.
19288 * rtl.c (reg_note_name): Remove it.
19289 * rtl.h (enum reg_node): Dito.
19290
19291 * emit-rtl.c (force_line_numbers, restore_line_number_status):
19292 Remove.
19293 * rtl.h (force_line_numbers, restore_line_number_status):
19294 Remove prototypes.
19295
19296 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
19297 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
19298 (using_eh_for_cleanups): Also moved here.
19299
19300 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
19301 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
19302 to expand_start_case and add_case_node.
19303 * stmt.c (struct nesting): Cleanup unused fields condition_code,
19304 last_unconditional_cleanup, nominal_type, printname, and
19305 line_number_status.
19306 (struct fixup_goto): Remove.
19307 (struct stmt_status): Remove x_goto_fixup_chain field.
19308 (goto_fixup_chain): Remove.
19309 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
19310 pushcase, pushcase_range): Remove.
19311 (expand_start_bindings_and_block): Don't set unused fields in
19312 the nesting stack.
19313 (expand_start_case, add_case_node): Cleanup unused formal arguments.
19314 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
19315 instead of emit_jump_if_reachable.
19316 (emit_case_nodes): Likewise.
19317 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
19318 static.
19319 (update_eh_label): Work around left-over exception handing regions.
19320 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
19321 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
19322 (pass_cleanup_cfg_post_optimizing): New pass.
19323 (init_tree_optimization_passes): Run the new pass after all
19324 optimizations.
19325 * tree.h (pushcase, pushcase_range): Remove prototypes.
19326 (expand_start_case, add_case_node): Update prototypes.
19327
19328 2004-07-16 Krister Walfridsson <cato@df.lth.se>
19329
19330 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
19331
19332 2004-07-16 Richard Henderson <rth@redhat.com>
19333
19334 * builtins.c (std_expand_builtin_va_arg): Remove.
19335 (expand_builtin_va_arg): Remove.
19336 * expr.h: Don't declare them.
19337 * gimplify.c (mark_decls_volatile_r): Remove.
19338 (copy_if_shared_r): Don't call it.
19339 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
19340 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
19341 * gimple-low.c (lower_stmt): Likewise.
19342 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
19343 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
19344 * tree-ssa-operands.c (get_expr_operands): Likewise.
19345 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
19346 EXPAND_BUILTIN_VA_ARG.
19347 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
19348 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
19349 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
19350 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
19351
19352 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
19353
19354 * tree-ssa-pre.c (insert_aux): Break out if we hit
19355 a critical edge.
19356
19357 2004-07-16 Richard Henderson <rth@redhat.com>
19358
19359 * basic-block.h (remove_fake_exit_edges): Declare.
19360 * cfganal.c (remove_fake_predecessors): Rename from
19361 remove_fake_successors; iterate over predecessors.
19362 (remove_fake_exit_edges): New.
19363 * cfgcleanup.c (try_optimize_cfg): Use it.
19364 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
19365 * predict.c (estimate_probability): Likewise.
19366 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
19367 * tree-cfg.c (make_edges): Likewise.
19368 * tree-ssa-pre.c (fini_pre): Likewise.
19369 * profile.c (instrument_edges): Don't remove_fake_edges.
19370 (branch_prob): Do it earlier here.
19371
19372 2004-07-16 Richard Henderson <rth@redhat.com>
19373
19374 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
19375 switchification wrt CONSTRUCTOR. Document the reason.
19376
19377 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
19378
19379 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
19380 that prevented descriptive __mf_check source location strings.
19381
19382 2004-07-16 Richard Henderson <rth@redhat.com>
19383
19384 * tree-def (WITH_SIZE_EXPR): New.
19385 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
19386 * expr.c (expand_expr_real_1): Likewise.
19387 * gimplify.c (maybe_with_size_expr): New.
19388 (gimplify_arg, gimplify_modify_expr): Use it.
19389 (gimplify_modify_expr_to_memcpy): Take size parameter.
19390 (gimplify_modify_expr_to_memset): Likewise.
19391 (gimplify_expr): Handle WITH_SIZE_EXPR.
19392 * tree-alias-common.c (find_func_aliases): Likewise.
19393 * tree-eh.c (tree_could_trap_p): Likewise.
19394 (tree_could_throw_p): Likewise.
19395 * tree-gimple.c (is_gimple_lvalue): Likewise.
19396 (get_call_expr_in): Likewise.
19397 * tree-inline.c (estimate_num_insns_1): Likewise.
19398 (expand_calls_inline): Likewise.
19399 * tree-nested.c (convert_call_expr): Likewise.
19400 * tree-pretty-print.c (dump_generic_node): Likewise.
19401 * tree-sra.c (sra_walk_expr): Likewise.
19402 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
19403 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
19404 * tree-ssa-operands.c (get_expr_operands): Likewise.
19405 * tree-tailcall.c (find_tail_calls): Likewise.
19406
19407 * calls.c (expand_call): Reset old_stack_allocated after
19408 calling emit_stack_restore.
19409
19410 2004-07-16 Richard Henderson <rth@redhat.com>
19411
19412 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
19413 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
19414 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
19415 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
19416 copy_res_decl_for_inlining.
19417
19418 * tree-inline.c (declare_return_variable): New modify_dest argument.
19419 Use it as the return value, when possible or manditory. Handle
19420 TREE_ADDRESSABLE types.
19421 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
19422 replacement of CALL_EXPR.
19423
19424 2004-07-16 Richard Henderson <rth@redhat.com>
19425
19426 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
19427 * gimple-low.c (expand_var_p): Don't check it.
19428 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
19429 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
19430 * tree-ssa-operands.c (add_stmt_operand): Likewise.
19431 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
19432 (find_referenced_vars): Don't call them.
19433 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
19434
19435 2004-07-16 Richard Henderson <rth@redhat.com>
19436
19437 * function.c (pass_by_reference): True for all variable sized types.
19438
19439 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
19440
19441 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
19442 * tree-pretty-print.c: Include tree-chrec.h.
19443 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
19444 and POLYNOMIAL_CHREC nodes.
19445
19446 2004-07-16 Steve Ellcey <sje@cup.hp.com>
19447
19448 * builtins.c (expand_builtin_stpcpy): Do not create temporary
19449 reg with VOIDmode.
19450
19451 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
19452
19453 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
19454
19455 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
19456
19457 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
19458 to BASE_REGNUM.
19459 * config/s390/s390.c: Likewise.
19460 * config/s390/s390.h: Likewise.
19461
19462 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19463
19464 * config/mips/mips.md (addsi3, adddi3): Remove special handling
19465 of $sp adds. Remove REGNO checks from mips16 patterns.
19466
19467 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19468
19469 * config/mips/mips.md: Delete outdated comment.
19470
19471 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19472
19473 * config/mips/mips.c (get_float_compare_codes): Delete.
19474 (mips_emit_compare): New function, mostly extracted from
19475 get_float_compare_codes and gen_conditional_branch.
19476 (gen_conditional_branch, gen_conditional_move): Use it.
19477
19478 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
19479
19480 * genautomata.c (add_vect): Speedup by using integers as
19481 bit-vectors for walking through the comb_vect and finding
19482 a match.
19483
19484 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19485
19486 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
19487 operand is an uns_arith_operand; use subtraction otherwise.
19488 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
19489 not just arith_operands.
19490
19491 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19492
19493 * config/mips/mips-protos.h (gen_int_relational): Delete.
19494 (mips_emit_scc): Declare.
19495 * config/mips/mips.c (internal_test): Delete.
19496 (sle_operand, sleu_operand): New functions.
19497 (map_test_to_internal_test, gen_int_relational): Delete.
19498 (mips_emit_binary, mips_relational_operand_ok_p)
19499 (mips_emit_int_relational, mips_zero_if_equal)
19500 (mips_emit_scc): New functions.
19501 (gen_conditional_branch): Rework to use mips_emit_int_relational.
19502 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
19503 sleu_operand.
19504 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
19505 (sltu, sleu): Use mips_emit_scc.
19506 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
19507 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
19508 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
19509
19510 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19511
19512 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
19513
19514 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19515
19516 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
19517 (*sne_[sd]i): Likewise sne_[sd]i_zero.
19518 (*sgt_[sd]i): ...and sgt_[sd]i.
19519 (*slt_[sd]i): ...and slt_[sd]i.
19520 (*sgtu_[sd]i): ...and sgtu_[sd]i.
19521 (*sltu_[sd]i): ...and sltu_[sd]i.
19522 (*sleu_[sd]i): ...and sleu_[sd]i_const.
19523 Name previously unnamed mips16 patterns. Formatting fixes.
19524
19525 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19526
19527 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
19528 (branch_type): Delete.
19529 (gen_conditional_branch, gen_conditional_move)
19530 (mips_gen_conditional_trap): Update after name change. Get the
19531 comparison mode from cmp_operands[0].
19532 * config/mips/mips.h (cmp_type, branch_type): Delete.
19533 (cmp_operands): Renamed from branch_cmp.
19534 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
19535 name change. Don't set branch_type.
19536 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
19537 mode class of cmp_operands[0] rather than branch_type. Update after
19538 name change.
19539
19540 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19541
19542 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
19543 of 0...255 to 0 when inside a SET.
19544
19545 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19546
19547 * config/mips/mips.md: Remove mips16 define_peepholes.
19548
19549 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
19550
19551 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
19552 (fini_pre): Remove fake edges.
19553
19554 2004-07-15 Richard Henderson <rth@redhat.com>
19555
19556 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
19557 (get_indirect_ref_operands, get_call_expr_operands): ... these.
19558
19559 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
19560
19561 * vec.h (VEC_address): New function.
19562
19563 2004-07-14 Jason Merrill <jason@redhat.com>
19564
19565 PR middle-end/15885
19566 * gimplify.c (gimplify_arg): New fn, split out from...
19567 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
19568
19569 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
19570
19571 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
19572 generate code which is generated by pushqi1 now
19573 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
19574
19575 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
19576
19577 * combine.c (simplify_set): match the mode of the constant 0 with
19578 the tested operand to match the compare behaviour and the
19579 simplify_relational_operation() expectation.
19580
19581 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
19582
19583 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
19584 ("bordered"): Same.
19585
19586 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
19587
19588 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
19589 unconditionally.
19590 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
19591
19592 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
19593
19594 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
19595 calls in mips16 code.
19596
19597 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
19598
19599 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
19600 the destination of the li as well as for the neg.
19601
19602 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
19603
19604 g++/15861
19605 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
19606 * cgraph.h: Update declaration.
19607 * c-decl.c (build_cdtor): Update call with default priority.
19608 * coverage.c (create_coverage): Ditto.
19609 * tree-mudflap.c (mf_init_fndecl): New tree.
19610 (mudflap_init): Set it.
19611 (mudflap_register_call): Arrange to call __mf_init before the first
19612 __mf_register call.
19613 (mudflap_finish_file): Mark the mudflap static initializer as extra
19614 high priority, to beat all C++ static constructors.
19615
19616 2004-07-15 Jeff Law <law@redhat.com>
19617
19618 * loop.c (check_insn_for_givs): Restore check for code labels that was
19619 accidentally deleted by a recent checkin.
19620
19621 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
19622
19623 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
19624 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
19625
19626 2004-07-14 Richard Henderson <rth@redhat.com>
19627
19628 * print-tree.c (print_node): Fix casts last change.
19629
19630 2004-07-15 Paul Brook <paul@codesourcery.com>
19631
19632 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
19633 to TARGET_UNWIND_INFO.
19634 * except.c (output_function_exception_table): Ditto.
19635 * except.h: Ditto.
19636 * opts.c (decode_options): Ditto.
19637 * passes.c (rest_of_handle_final): Ditto.
19638 * final.c (final_start_function): Ditto.
19639 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
19640 target hook.
19641 * targhooks.h (default_unwind_emit): Declare.
19642 * targhooks.c (default_unwind_emit): New function.
19643 * target-def.h: Define and use TARGET_UNWIND_EMIT.
19644 * target.h (struct gcc_target): Add unwind_emit.
19645 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
19646 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
19647 Remove IA64_UNWIND_EMIT.
19648 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
19649
19650 2004-07-14 Richard Henderson <rth@redhat.com>
19651
19652 * print-tree.c (print_node): Handle SSA_NAME.
19653
19654 2004-07-14 James E Wilson <wilson@specifixinc.com>
19655
19656 PR target/16325
19657 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
19658 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
19659
19660 2004-07-15 Jakub Jelinek <jakub@redhat.com>
19661
19662 * expr.c (expand_assignment): Reenable bitfield += optimizations.
19663 Use alias set 0 for memory, do proper mode calculations and adjust
19664 address for memories.
19665
19666 2004-07-14 Per Bothner <per@bothner.com>
19667
19668 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
19669 structure with extra column field.
19670 * tree.c (expand_location): Also fill in column field.
19671 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
19672 gets confused by the two conditionally-compiled definitions.
19673
19674 2004-07-14 Eric Christopher <echristo@redhat.com>
19675
19676 * calls.c (expand_call): Fix typo in comment.
19677
19678 2004-07-14 Steve Ellcey <sje@cup.hp.com>
19679
19680 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
19681 comparision of TFmode.
19682
19683 2004-07-14 Richard Henderson <rth@redhat.com>
19684
19685 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
19686 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
19687 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
19688 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19689 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
19690 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
19691 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19692 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
19693 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
19694
19695 2004-07-14 Mike Stump <mrs@apple.com>
19696
19697 * config/darwin.h (WINT_TYPE): Define to be int to match
19698 system header files.
19699
19700 2004-07-14 Bob Wilson <bob.wilson@acm.org>
19701
19702 * config/xtensa/xtensa.c (function_arg_advance): Check for args
19703 that must be passed in the stack.
19704 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
19705 arguments if the size is not a constant.
19706
19707 2004-07-14 Per Bothner <per@bothner.com>
19708
19709 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
19710 instead of EXPR_LOCUS in a boolean context, which is always true
19711 if --enable-mapped-location.
19712 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
19713
19714 2004-07-14 Richard Henderson <rth@redhat.com>
19715
19716 * dominance.c (struct dom_info): Add fake_exit_edge.
19717 (init_dom_info): Allocate it.
19718 (free_dom_info): Free it.
19719 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
19720 in two passes.
19721 (calc_idoms): Honor fake_exit_edge.
19722
19723 2004-07-13 Jason Merrill <jason@redhat.com>
19724
19725 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
19726 (rhs_test_for): New fn.
19727 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
19728 * tree-gimple.h: Declare them.
19729 * gimplify.c (gimplify_modify_expr): Use the new fns.
19730
19731 2004-07-14 Richard Henderson <rth@redhat.com>
19732
19733 * config/arm/arm-protos.h (arm_va_arg): Remove.
19734 * config/arm/arm.c (arm_va_arg): Remove.
19735 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
19736 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
19737
19738 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19739
19740 * pa.c (fix_range): New function to mark a range(s) of registers as
19741 fixed registers.
19742 (override_options): Call fix_range if the -mfixed-range option string
19743 is not empty.
19744 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
19745 * doc/invoke.texi (-mfixed-range): Document new option.
19746
19747 2004-07-14 David Edelsohn <edelsohn@gnu.org>
19748
19749 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
19750 for TARGET_64BIT.
19751 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
19752
19753 2004-07-14 Roger Sayle <roger@eyesopen.com>
19754
19755 * expmed.c (expand_sdiv_pow2): New function to expand signed division
19756 by a positive power of two, split out from expand_divmod. Provide
19757 an alternate implementation when shifts are expensive. Lower the
19758 threshold for using a branchless implementation to BRANCH_COST >= 2.
19759 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
19760
19761 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19762
19763 * tree-dfa.c (make_rename_temp): *Really* work just
19764 like create_tmp_var if called while outside SSA form.
19765
19766 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
19767
19768 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
19769 for division by zero.
19770 ("umodsi3"): Likewise.
19771
19772 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
19773
19774 * config/mips/mips.c (mips_output_move): When generating mips16 code,
19775 force loads of negative constants to be split.
19776 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
19777 Generalize SImode li/neg splitter to cope with other modes.
19778
19779 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19780
19781 * expmed.c: Remove more references to QUEUED in the comments.
19782 * expr.c: Likewise.
19783
19784 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
19785
19786 Revert:
19787 2004-07-13 Richard Henderson <rth@redhat.com>
19788 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
19789 correctly.
19790
19791 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19792
19793 * tree-dfa.c (make_rename_temp): Work just like
19794 create_tmp_var if called while outside SSA form.
19795
19796 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19797
19798 * expr.c (enqueue_insn, finish_expr_for_function,
19799 protect_from_queue, queued_subexp_p, mark_queue,
19800 emit_insns_enqueued_after_mark, emit_queue,
19801 expand_increment): Remove.
19802 (store_constructor): Expand increment as an assignment.
19803 (expand_expr_real_1 <case PREINCREMENT_EXPR,
19804 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
19805 case POSTDECREMENT_EXPR>): Abort.
19806 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
19807 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
19808 protect_from_queue, emit_queue, queued_subexp_p): Remove.
19809 * function.h (pending_chain, x_pending_chain): Remove.
19810 * rtl.def (QUEUED): Remove.
19811
19812 * emit-rtl.c (copy_insn_1, copy_most_rtx,
19813 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
19814 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
19815 encode_units_mask): Likewise.
19816 * local-alloc.c (equiv_init_varies_p): Likewise.
19817 * rtl.c (copy_rtx): Likewise.
19818 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
19819 * simplify-rtx.c (simplify_gen_subreg): Likewise.
19820 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
19821
19822 * builtins.c (expand_builtin, expand_builtin_apply,
19823 expand_builtin_mathfn, expand_builtin_mathfn_2,
19824 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
19825 Remove calls to emit_queue and protect_from_queue.
19826 * calls.c (expand_call, precompute_arguments,
19827 precompute_register_parameters, rtx_for_function_call,
19828 store_one_arg): Likewise.
19829 * dojump.c (do_compare_and_jump, do_jump): Likewise.
19830 * explow.c (memory_address): Likewise.
19831 * expmed.c (clear_by_pieces_1, clear_storage,
19832 clear_storage_via_libcall, emit_group_load,
19833 emit_group_store, emit_store_flag,
19834 expand_expr_real_1, store_by_pieces,
19835 store_constructor, store_expr, try_casesi,
19836 try_tablejump): Likewise.
19837 * function.c (expand_pending_sizes): Likewise.
19838 * optabs.c (emit_cmp_and_jump_insns,
19839 emit_conditional_add, emit_conditional_move,
19840 expand_fix, expand_float, prepare_cmp_insn): Likewise.
19841 * stmt.c (emit_case_bit_tests,
19842 expand_asm_expr, expand_computed_goto,
19843 expand_decl_init, expand_end_case_type,
19844 expand_end_stmt_expr, expand_expr_stmt_value,
19845 expand_return, expand_start_case,
19846 optimize_tail_recursion): Likewise.
19847 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19848 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
19849
19850 2004-07-14 Ben Elliston <bje@au.ibm.com>
19851
19852 * vec.h: Comment fix.
19853
19854 2004-07-13 Richard Henderson <rth@redhat.com>
19855
19856 * target.h (struct gcc_target): Add calls.pass_by_reference.
19857 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
19858 * function.c (pass_by_reference): Use the hook.
19859 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
19860 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
19861 (hook_pass_by_reference_must_pass_in_stack): New.
19862 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
19863 (alpha_pass_by_reference): New.
19864 (TARGET_PASS_BY_REFERENCE): New.
19865 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19866 * config/arc/arc.c (arc_pass_by_reference): New.
19867 (TARGET_PASS_BY_REFERENCE): New.
19868 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19869 (FUNCTION_ARG_CALLEE_COPIES): True.
19870 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
19871 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
19872 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
19873 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19874 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19875 * config/cris/cris.c (cris_pass_by_reference): New.
19876 (TARGET_PASS_BY_REFERENCE): New.
19877 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
19878 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
19879 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19880 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
19881 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19882 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
19883 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
19884 (frv_function_arg_pass_by_reference): Remove.
19885 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19886 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
19887 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
19888 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
19889 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19890 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
19891 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
19892 (ia64_pass_by_reference): Rename from
19893 ia64_function_arg_pass_by_reference.
19894 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19895 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19896 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
19897 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
19898 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
19899 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19900 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19901 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
19902 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
19903 (m32r_pass_by_reference): Adjust prototype. Make static.
19904 Handle mode sizes correctly.
19905 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19906 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
19907 (m68hc11_function_arg_pass_by_reference): Remove.
19908 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19909 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19910 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
19911 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19912 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
19913 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
19914 (mips_va_arg): Use pass_by_reference.
19915 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
19916 Handle mode sizes correctly.
19917 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19918 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19919 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
19920 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
19921 (mmix_pass_by_reference): Rename from
19922 mmix_function_arg_pass_by_reference.
19923 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19924 (FUNCTION_ARG_CALLEE_COPIES): True.
19925 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
19926 (mn10300_pass_by_reference): New.
19927 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19928 (FUNCTION_ARG_CALLEE_COPIES): True.
19929 * config/pa/pa.c (pa_pass_by_reference): New.
19930 (TARGET_PASS_BY_REFERENCE): New.
19931 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19932 (FUNCTION_ARG_CALLEE_COPIES): True.
19933 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
19934 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
19935 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
19936 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19937 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
19938 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
19939 (s390_pass_by_reference): Rename from
19940 s390_function_arg_pass_by_reference.
19941 (s390_function_arg_advance): Don't query pass-by-ref.
19942 (s390_function_arg): Likewise.
19943 (s390_gimplify_va_arg): Use pass_by_reference.
19944 (s390_call_saved_register_used): Likewise.
19945 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19946 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
19947 (shcompact_byref, sh_pass_by_reference): New.
19948 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19949 (SHCOMPACT_BYREF): Remove.
19950 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
19951 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
19952 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
19953 (sparc_gimplify_va_arg): Use pass_by_reference.
19954 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19955 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19956 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
19957 (v850_pass_by_reference): New.
19958 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19959 (FUNCTION_ARG_CALLEE_COPIES): True.
19960 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
19961 FUNCTION_ARG_PASS_BY_REFERENCE docs.
19962
19963 2004-07-14 Richard Henderson <rth@redhat.com>
19964 Richard Sandiford <rsandifo@redhat.com>
19965
19966 * config/mips/mips-protos.h (mips_va_arg): Delete.
19967 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
19968 * config/mips/mips.c: Include tree-gimple.h.
19969 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
19970 (mips_arg_info): Remove special handling of must_pass_in_stck args.
19971 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
19972 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
19973
19974 2004-07-13 Bob Wilson <bob.wilson@acm.org>
19975
19976 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
19977 arguments for COND_EXPR in big-endian adjustment code.
19978
19979 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19980
19981 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
19982 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
19983 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
19984 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
19985
19986 2004-07-13 Diego Novillo <dnovillo@redhat.com>
19987
19988 PR tree-optimization/16443
19989 * tree-ssa-alias.c: Add more description for
19990 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
19991 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
19992 clobbering of call-clobbered and addressable variables. If
19993 there are any before aliases have been computed, add them.
19994
19995 2004-07-13 Diego Novillo <dnovillo@redhat.com>
19996
19997 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
19998 verification.
19999
20000 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
20001
20002 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
20003 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
20004 to the same type.
20005
20006 2004-07-13 Per Bothner <per@bothner.com>
20007
20008 * collect2.c (main): Handle --no-demangle and --demangle flags.
20009
20010 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
20011
20012 * Makefile.in (OBJS-common): Add tree-data-ref.o.
20013 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
20014 (tree-data-ref.o): New rule.
20015 * lambda.h: New file.
20016 * tree-data-ref.c: New file.
20017 * tree-data-ref.h: New file.
20018 * tree.c (int_cst_value, tree_fold_gcd): New functions.
20019 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
20020
20021 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
20022
20023 PR target/13926
20024 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
20025 * config/sparc/sparc.c (output_ubranch): New function.
20026 * config/sparc/sparc.md (jump pattern): Use it.
20027
20028 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
20029
20030 PR target/16494
20031 * config/sparc/sparc.c (output_cbranch): Properly guard
20032 the code handling far branches with TARGET_V9.
20033 * config/sparc/sparc.md (length attribute): Document the
20034 side-effect of having a length greater or equal to 3.
20035
20036 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
20037 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
20038
20039 PR target/15186
20040 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
20041 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
20042
20043 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
20044 Martin Sebor <sebor@roguewave.com>
20045
20046 PR target/12602
20047 * doc/invoke.texi (SPARC options): Document -threads
20048 and -pthreads on Solaris.
20049
20050 2004-07-13 Richard Henderson <rth@redhat.com>
20051
20052 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
20053 by reference.
20054 (ind_gimplify_va_arg_expr): Remove.
20055 * tree.h (ind_gimplify_va_arg_expr): Remove.
20056 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
20057 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
20058 argsp to be null.
20059
20060 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
20061 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
20062 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
20063 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
20064 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
20065
20066 2004-07-13 Richard Henderson <rth@redhat.com>
20067
20068 * function.c (pass_by_reference): New.
20069 (assign_parm_find_data_types): Use it.
20070 * calls.c (initialize_argument_information): Likewise.
20071 (emit_library_call_value_1): Likewise.
20072 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20073 * function.h (pass_by_reference): Declare.
20074
20075 2004-07-13 Richard Henderson <rth@redhat.com>
20076
20077 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
20078 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
20079 * expr.h (MUST_PASS_IN_STACK): Remove.
20080 * system.h (MUST_PASS_IN_STACK): Poison.
20081 * tree.h (must_pass_in_stack_var_size): Declare.
20082 (must_pass_in_stack_var_size_or_pad): Declare.
20083 * calls.c (must_pass_in_stack_var_size): New.
20084 (must_pass_in_stack_var_size_or_pad): Rename from
20085 default_must_pass_in_stack.
20086 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
20087 (TARGET_MUST_PASS_IN_STACK): New.
20088 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
20089 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
20090 (TARGET_MUST_PASS_IN_STACK): New.
20091 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
20092 * config/frv/frv.c (frv_must_pass_in_stack): New.
20093 (TARGET_MUST_PASS_IN_STACK): New.
20094 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
20095 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
20096 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
20097 (ix86_must_pass_in_stack): Make static.
20098 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
20099 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
20100 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
20101 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
20102 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
20103 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
20104 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
20105 (mcore_must_pass_on_stack): Remove.
20106 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
20107 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
20108 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
20109 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
20110 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
20111 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
20112 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
20113 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
20114 (TARGET_MUST_PASS_IN_STACK): New.
20115 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
20116 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
20117 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
20118 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
20119 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
20120 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
20121 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
20122 MUST_PASS_IN_STACK.
20123
20124 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
20125 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
20126 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
20127 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
20128 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
20129 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
20130 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
20131 config/xtensa/xtensa.c: Use target hook.
20132
20133 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
20134
20135 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
20136 * configure: Rebuilt.
20137
20138 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
20139
20140 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
20141 * config/mips/mips.h (mips_reg_names): Don't declare.
20142 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
20143 (TARGET_NAME_REGS): Delete.
20144 (TARGET_SWITCHES): Remove -mrnames.
20145 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
20146 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
20147 in REGISTER_NAMES.
20148 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
20149 (override_options): Remove handling of TARGET_NAME_REGS.
20150
20151 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
20152
20153 * config/mips/mips.h (TARGET_*): Boolify.
20154
20155 2004-07-12 Nick Clifton <nickc@redhat.com>
20156
20157 * config.gcc: Add sh-*-symbianelf target.
20158 * config/sh/sh.c: Add new target macros:
20159 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
20160 TARGET_CXX_IMPORT_EXPORT_CLASS.
20161 (sh_file_start): Create a definition of the .directive section.
20162 (sh_attribute): Add dllimport and dllexport attributes.
20163 * config/sh/symbian-pre.h: New file.
20164 * config/sh/symbian-post.h: New file.
20165 * config/sh/symbian.c: New file. Contains Symbian specific
20166 functions.
20167 * config/sh/sh-protos.h: Add prototypes for new functions
20168 provided by symbian.c.
20169 * config/sh/t-symbian: New file.
20170 * doc/extend.texi: Document support for dllimport and dllexport
20171 attributes by the sh-symbianelf target.
20172
20173 2004-07-12 James E Wilson <wilson@specifixinc.com>
20174
20175 * Makefile.in (AR): Use @AR@ not ar.
20176 (NM): New.
20177 (AR_FOR_TARGET): Use $(AR) not ar for native.
20178 (NM_FOR_TARGET): Use $(NM) not nm for native.
20179 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
20180 * configure: Regenerate.
20181
20182 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
20183
20184 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
20185 special case.
20186 (ashldi3_sp64): Likewise.
20187
20188 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20189
20190 PR target/16477
20191 * pa.c (function_arg): Update comment.
20192 * pa.h (BLOCK_REG_PADDING): Define.
20193
20194 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20195
20196 PR tree-optimization/16461
20197 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
20198 arguments of phi nodes.
20199
20200 2004-07-12 Devang Patel <dpatel@apple.com>
20201
20202 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
20203
20204 2004-07-12 Steve Ellcey <sje@cup.hp.com>
20205
20206 * function.c (expand_function_start): Ensure r_save is in Pmode.
20207 * calls.c (prepare_call_address): Ensure static_chain_value is
20208 in Pmode.
20209 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
20210 r_save_area are in Pmode.
20211 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
20212 fnaddr, and static_chain are in Pmode.
20213
20214 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
20215
20216 PR target/16445
20217 * config/ia64/ia64.c (bundling): Don't count ignored insns.
20218
20219 2004-07-12 Richard Henderson <rth@redhat.com>
20220
20221 * target.h (struct gcc_target): Move gimplify_va_arg_expr
20222 next to build_builtin_va_list.
20223 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
20224 * builtins.c (gimplify_va_arg_expr): Likewise.
20225 * gimplify.c (copy_if_shared_r): Likewise.
20226
20227 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
20228
20229 * passes.c (rest_of_decl_compilation): Don't defer call of
20230 assemble_variable if its DECL_RTL is already set.
20231
20232 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
20233
20234 * cfgloop.h (struct loop): Add nb_iterations field.
20235 (current_loops): Declare.
20236 * tree-chrec.c (chrec_not_analyzed_yet,
20237 chrec_dont_know, chrec_known, count_ev_in_wider_type,
20238 chrec_contains_symbols_defined_in_loop): Remove the temporary
20239 hooks.
20240 * tree-flow-inline.h (loop_containing_stmt): New function.
20241 * tree-scalar-evolution.c: Add implementation.
20242 * tree-scalar-evolution.h: Add declarations.
20243
20244 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
20245
20246 PR rtl-optimization/15921
20247 * Makefile.in (global.o): Add recog.h.
20248
20249 * global.c (recog.h): Add the include-clause.
20250 (bb_info): New member earlyclobber.
20251 (allocate_bb_info, free_bb_info): Initialize/finish the new
20252 member.
20253 (earlyclobber_regclass, earlyclobber_regclass_length): The new
20254 global variables.
20255 (check_earlyclobber, regclass_intersect,
20256 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
20257 New functions.
20258 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
20259 (make_accurate_live_analysis): Modify pavin.
20260
20261 2004-07-12 Diego Novillo <dnovillo@redhat.com>
20262
20263 * tree-cfg.c (find_taken_edge): Statically compute the truth
20264 value of a predicate comparing an SSA_NAME to itself.
20265
20266 2004-07-12 Roger Sayle <roger@eyesopen.com>
20267
20268 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
20269 rs6000 doesn't have shift-and-add or shift-and-sub instructions
20270 by returning the cost of a multiplication plus an addition.
20271
20272 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
20273
20274 PR tree-optimization/14107
20275 * gimplify.c (gimplify_return_expr): Accept a
20276 RETURN_EXPR with an error argument.
20277 * tree-optimize.c (init_tree_optimization_passes):
20278 Run pass_warn_function_return at -O0.
20279
20280 2004-07-12 Roger Sayle <roger@eyesopen.com>
20281
20282 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
20283 index entry.
20284
20285 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
20286
20287 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
20288 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
20289 * config/mips/3000.md: Add copyright notice. Remove automota and
20290 function units; use generic ones instead. Only define reservations
20291 for things that are different from generic.md. Extend each clause
20292 to include r3900.
20293 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
20294 * config/mips/mips.md: Include them. Remove define_function_units.
20295 (alu, imuldiv): New automata and units.
20296
20297 2004-07-12 Ben Elliston <bje@au.ibm.com>
20298
20299 * doc/invoke.texi (Optimize Options): Document -frename-registers
20300 not being enabled by default at -O3.
20301
20302 2004-07-11 Roger Sayle <roger@eyesopen.com>
20303
20304 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
20305 floating point additions, to keep real immediate constant positive.
20306 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
20307 into X + C, and leave positive real constants as X - C.
20308
20309 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20310
20311 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
20312
20313 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20314
20315 PR tree-optimization/15654
20316 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
20317
20318 2004-07-11 Roger Sayle <roger@eyesopen.com>
20319
20320 * builtins.c (fold_builtin_fputs): Don't bother converting the
20321 return type to integer_type_node, as we've already checked that
20322 the result will be ignored.
20323
20324 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
20325 that signed addition, subtraction, multiplication, division,
20326 remainder, negation and absolute value may potentially trap.
20327
20328 * fold-const.c (fold_ignored_result): New function to strip
20329 non-side-effecting tree nodes from an expression whose result
20330 is ignored.
20331 (fold_convert): Call fold_ignored_result when casting a value
20332 to VOID_TYPE.
20333 (omit_one_operand): Call fold_ignored_result on the "omitted"
20334 operand when building a COMPOUND_EXPR.
20335 (pedantic_omit_one_operand): Likewise.
20336 * tree.h (fold_ignored_result): Prototype here.
20337 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
20338 when we're going to ignore the result.
20339
20340 2004-07-11 Richard Henderson <rth@redhat.com>
20341
20342 PR tree-opt/16383
20343 * tree-ssa-ccp.c (fold_stmt_r): Split out...
20344 * tree.c (fields_compatible_p, find_compatible_field): ... new.
20345 * tree.h (fields_compatible_p, find_compatible_field): Declare.
20346 * tree-sra.c (sra_hash_tree): Hash fields by offset.
20347 (sra_elt_eq): Use fields_compatible_p.
20348 (generate_one_element_ref): Use find_compatible_field.
20349
20350 2004-07-11 Richard Henderson <rth@redhat.com>
20351
20352 PR tree-opt/16422
20353 * tree-sra.c (generate_one_element_init): New.
20354 (generate_element_init): Use it.
20355 (scalarize_init): Push/pop gimplify context around it.
20356 (find_new_referenced_vars_1, find_new_referenced_vars): New.
20357 * gimplify.c (gimplify_expr): Allow SSA_NAME.
20358
20359 2004-07-11 Roger Sayle <roger@eyesopen.com>
20360
20361 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
20362 combine.c's combine_insn_cost.
20363 * rtl.h (insn_rtx_cost): Prototype here.
20364 * combine.c (combine_insn_cost): Delete function.
20365 (combine_validate_cost): Update callers of combine_insn_cost to
20366 call insn_rtx_cost instead.
20367 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
20368 requesting the rtx_cost of call and/or jump instructions.
20369
20370 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
20371 rtx_cost directly. Don't request/use the cost of call or jump
20372 instructions. Return -1 if the cost of any instruction can't be
20373 determined (or the BB contains a function call).
20374 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
20375 -1 (i.e. can't determine the cost of any instruction or the basic
20376 block contains a subroutine call).
20377 (find_if_case_2): Likewise.
20378
20379 2004-07-11 Roger Sayle <roger@eyesopen.com>
20380
20381 * rs6000.c (struct processor_costs): Change semantics of fields to
20382 include the COST_N_INSNS scaling, and update all initializers.
20383 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
20384 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
20385 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
20386 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
20387
20388 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20389
20390 * LANGUAGES: Remove obsolete information.
20391
20392 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
20393
20394 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
20395 SIGBUS signal frames, the PSW address points *to* the faulting
20396 instruction, not after it.
20397
20398 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
20399
20400 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
20401 added to TLS symbol addresses.
20402
20403 2004-07-11 Richard Henderson <rth@redhat.com>
20404
20405 * expmed.c (init_expmed): Use stack-local structures for
20406 temporary rtl. Don't recognize shifts.
20407
20408 2004-07-11 Richard Henderson <rth@redhat.com>
20409
20410 * expr.c (store_expr): Don't fiddle subreg promotion for types
20411 with precision smaller than the mode.
20412
20413 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20414
20415 * tree.h (all_types_permanent): Remove.
20416
20417 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20418
20419 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
20420 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
20421 * langhooks.c (lhd_clear_binding_stack): Remove.
20422 * langhooks-def.h (lhd_clear_binding_stack,
20423 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
20424 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
20425 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
20426 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
20427 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
20428 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
20429 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
20430 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
20431 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
20432 * tree.h (poplevel): Don't declare.
20433 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
20434 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
20435 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
20436 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
20437 Remove.
20438
20439 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20440
20441 PR tree-optimization/16437
20442 * c-common.c (shorten_compare): Don't mark result of conversion to
20443 narrower signed type as overflowing.
20444 * fold-const.c (decode_field_reference): Determine whether
20445 signedness comes from outer type using precision rather than size.
20446
20447 2004-07-11 Phil Edwards <phil@codesourcery.com>
20448
20449 * configure.ac: Alphabetize --enable-checking list, add
20450 missing valgrind entry.
20451 * configure: Regenerate.
20452
20453 2004-07-11 Phil Edwards <phil@codesourcery.com>
20454
20455 * doc/install.texi (Testing): Fix syntax in "make check" example.
20456
20457 2004-07-10 James E Wilson <wilson@specifixinc.com>
20458
20459 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
20460
20461 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20462
20463 PR rtl-optimization/16001
20464 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
20465 niter_expr.
20466
20467 2004-07-10 Geoffrey Keating <geoffk@apple.com>
20468
20469 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
20470
20471 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
20472 James Morrison <phython@gcc.gnu.org>
20473
20474 * doc/contrib.texi (Contributors): Add gfortran contributors and
20475 fix a couple of typos.
20476
20477 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20478
20479 PR rtl-optimization/15387
20480 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
20481 to incoming args space correctly.
20482
20483 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20484
20485 * pa.c (output_indirect_call): Only use %r2 as the link register in
20486 indirect calls with the long PA 2.0 pc-relative branch.
20487
20488 2004-07-10 Daniel Jacobowitz <dan@debian.org>
20489
20490 * config/i386/i386.c (override_options): Pick a 64-bit CPU
20491 for the default tuning if TARGET_64BIT.
20492
20493 2004-07-10 Richard Henderson <rth@redhat.com>
20494
20495 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
20496 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
20497
20498 2004-07-10 Jakub Jelinek <jakub@redhat.com>
20499
20500 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
20501 * expmed.c (store_bit_field, extract_bit_field): Remove last
20502 argument.
20503 * builtins.c (expand_builtin_signbit): Adjust callers.
20504 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
20505 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
20506 * ifcvt.c (noce_emit_move_insn): Likewise.
20507 * stmt.c (expand_return): Likewise.
20508 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
20509 store_field, expand_expr_real_1): Likewise.
20510
20511 2004-07-10 Richard Henderson <rth@redhat.com>
20512
20513 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
20514
20515 2004-07-09 Mike Stump <mrs@apple.com>
20516
20517 * config/darwin.c (no_dead_strip): Add.
20518 (HAVE_DEAD_STRIP): Add.
20519 (darwin_emit_unwind_label): Ensure that we don't dead code strip
20520 the .eh label.
20521
20522 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20523
20524 * tree-ssa-loop-im.c: New file.
20525 * Makefile.in (tree-ssa-loop-im.o): Add.
20526 * cfgloop.c (superloop_at_depth): New function.
20527 * cfgloop.h (superloop_at_depth): Declare.
20528 * common.opt (ftree-lim): New flag.
20529 * expr.c (array_ref_up_bound): New function.
20530 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
20531 * timevar.def (TV_LIM): New timevar.
20532 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
20533 computing immediate uses of a phi node.
20534 * tree-flow.h (struct tree_ann_common_d): Add aux field.
20535 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
20536 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
20537 * tree-pass.h (pass_lim): Declare.
20538 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
20539 functions.
20540 (pass_lim): New pass structure.
20541 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
20542 * tree.c (in_array_bounds_p): New function.
20543 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
20544 (in_array_bounds_p, array_ref_up_bound): Declare.
20545 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
20546 * doc/passes.texi (tree-ssa-loop-im.c): Document.
20547
20548 2004-07-09 Richard Henderson <rth@redhat.com>
20549
20550 * builtins.c (expand_builtin_stpcpy): Don't modify len.
20551
20552 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
20553 with prejudice.
20554
20555 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
20556
20557 * flags.h: Delete redundant prototypes that are being generated
20558 in options.h from common.opt.
20559 * common.opt: Add in the expository comments formerly in flags.h.
20560
20561 2004-07-09 Jan Beulich <jbeulich@novell.com>
20562
20563 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
20564 available for use only when TARGET_MMX/_SSE is set, and check for
20565 variable argument function if any register count is non-zero.
20566 (function_arg): Correctly suppress repeated warnings for passing SSE
20567 vectors are arguments without SSE enabled.
20568 (ix86_function_arg_boundary): Without SSE enabled, the use of what
20569 would be SSE register modes does no longer influence the alignment.
20570
20571 2004-07-09 Richard Henderson <rth@redhat.com>
20572
20573 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
20574 Always align upward to arg boundary. Use size_in_bytes/round_up.
20575 Maintain type-correctness of constants.
20576 * stor-layout.c (round_up, round_down): Special-case powers of 2.
20577
20578 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
20579
20580 * config/sparc/sparc.c (*_costs): Scale instruction costs
20581 by COSTS_N_INSNS.
20582 (sparc_rtx_costs): Adjust as appropriate.
20583
20584 2004-07-09 Jan Beulich <jbeulich@novell.com>
20585
20586 * config/i386/mm3dnow.h: New.
20587 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
20588
20589 2004-07-09 Richard Henderson <rth@redhat.com>
20590
20591 * simplify-rtx.c (simplify_const_relational_operation): Only
20592 look at bounds of scalar integers.
20593
20594 2004-07-09 Jan Beulich <jbeulich@novell.com>
20595
20596 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
20597
20598 2004-07-09 Andrew Pinski <apinski@apple.com>
20599
20600 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
20601 always referenced.
20602 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
20603 UOBJC_METACLASS_decl.
20604
20605 2004-07-09 James E Wilson <wilson@specifixinc.com>
20606
20607 PR target/16364
20608 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
20609 do return a parallel if hfa_mode == XFmode and mode == TImode.
20610
20611 2004-07-09 Jan Beulich <jbeulich@novell.com>
20612
20613 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
20614 permissible for unary plus.
20615
20616 2004-07-09 Jan Beulich <jbeulich@novell.com>
20617
20618 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
20619 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
20620 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
20621 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
20622 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
20623 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
20624 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
20625 (BUILTIN_xxxIMAX): New.
20626 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
20627 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
20628 BUILT_IN_PARITYIMAX.
20629
20630 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
20631
20632 * config/sparc/sparc.h (processor_costs): Define.
20633 (sparc_costs): Declare.
20634 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
20635 hypersparc_costs, sparclet_costs, ultrasparc_costs,
20636 ultrasparc3_costs): New.
20637 (sparc_override_options): Set sparc_costs as appropriate.
20638 (sparc_rtx_costs): Use sparc_costs instead of messy
20639 conditionals.
20640
20641 2004-07-09 Steven Bosscher <stevenb@suse.de>
20642
20643 * doc/md.texi (Processor pipeline description): Mention that
20644 the old pipeline description is deprecated.
20645
20646 * config/rs6000/7450.md (automaton ppc7450): Split up, move
20647 mciu_7450 function unit to...
20648 (automaton ppc7450mciu): ...new automaton.
20649
20650 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
20651 (schedule_block): Don't consider inserting bubbles.
20652 (sched_init): Don't initialize DFA bubbles.
20653 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
20654 TARGET_SCHED_DFA_BUBBLE): Remove.
20655 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
20656 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
20657 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
20658
20659 * stmt.c (conditional_context): Remove prototype.
20660 * tree.h (conditional_context): Remove.
20661 * tree-cfg.c (pre_insert_on_edge): Remove.
20662
20663 * c-common.h (c_expand_asm_operands): Remove prototype.
20664 * c-typeck.c (c_expand_asm_operands): Remove.
20665
20666 2004-07-09 Jan Beulich <jbeulich@novell.com>
20667
20668 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
20669 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
20670 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
20671 and V8QI are class SSE. All sufficiently small remaining vector modes
20672 must be passed in one or two integer registers.
20673 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
20674 returned in memory.
20675 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
20676 __builtin_ia32_pmuludq128 have non-uniform argument and return types
20677 and must thus be handled explicitly.
20678 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
20679 MMX and XMM regs.
20680 (movv8qi_internal, movv4hi_internal, movv2si_internal,
20681 movv2sf_internal): Permit moving between MMX and XMM registers (since
20682 MMX areguments and return values are passed in XMM registers).
20683 (sse2_umulsidi3): Correct type and mode.
20684
20685 2004-07-09 Richard Henderson <rth@redhat.com>
20686
20687 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
20688
20689 2004-07-09 Eric Christopher <echristo@redhat.com>
20690
20691 * config/rs6000/40x.md: Split into two automatons.
20692
20693 2004-07-09 Zack Weinberg <zack@codesourcery.com>
20694 Andrew Pinski <apinski@apple.com>
20695
20696 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
20697 on when we have more than one input file.
20698 (c_common_parse_file): Restore loop over all input files.
20699 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
20700
20701 * c-decl.c (set_type_context): New function.
20702 (pop_scope): Use it to set context of types. When we
20703 encounter a TYPE_DECL, set the context of the attached type too.
20704 (pop_file_scope): Don't call cpp_undef_all here.
20705 (diagnose_mismatched_decls): Do not complain about a second
20706 definition of an 'extern inline' function if it's not in the
20707 same translation unit. Do not complain about inline
20708 declaration after use if the use was in a different
20709 translation unit.
20710 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
20711 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
20712 the external scope.
20713 (pushdecl_top_level): Likewise.
20714 (grokdeclarator): Clarify what is going on with setting
20715 DECL_EXTERNAL on function types, a little.
20716 (c_write_global_declarations): Don't do anything if
20717 -fsyntax-only or errors have been encountered.
20718
20719 2004-07-09 Zack Weinberg <zack@codesourcery.com>
20720
20721 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
20722
20723 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20724
20725 PR target/16459
20726 * pa.c (output_indirect_call): Use %r2 as the link register when
20727 calling $$dyncall with a pc-relative branch.
20728
20729 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
20730
20731 * doc/install.texi (Binaries): Mention OpenPKG.
20732
20733 2004-07-09 Diego Novillo <dnovillo@redhat.com>
20734
20735 Fix PR tree-optimization/15555
20736 * tree-dfa.c (dump_variable): If the variable is a pointer
20737 SSA_NAME, also dump its points-to information.
20738 * tree-flow.h (struct ptr_info_def): Add field
20739 is_dereferenced.
20740 (dump_points_to_info_for): Declare.
20741 (debug_points_to_info_for): Declare.
20742 * tree-optimize.c (init_tree_optimization_passes): Add a
20743 second alias analysis pass after DOM2.
20744 Move pass_del_pta to a later spot.
20745 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
20746 create a name tags when we find a dereferenced pointer. Just
20747 mark the pointer dereferenced.
20748 (collect_points_to_info_for): Move code to clear points-to
20749 information to create_name_tags.
20750 (create_name_tags): New function.
20751 (compute_flow_sensitive_aliasing): Call it.
20752 (setup_pointers_and_addressables): Mark type tags for renaming
20753 here instead of ...
20754 (create_memory_tag): ... here.
20755 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
20756 (dump_points_to_info_for): Declare extern.
20757 (debug_points_to_info_for): New function.
20758
20759 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
20760
20761 * config/arc/arc.md: Switch to DFA-based scheduler description.
20762 * config/arc/arc.c: Switch to DFA-based scheduler description.
20763
20764 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20765
20766 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
20767 pointer.
20768
20769 2004-07-09 Richard Henderson <rth@redhat.com>
20770
20771 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
20772 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20773 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
20774 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
20775
20776 * config/v850/v850-protos.h (v850_va_arg): Remove.
20777 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20778 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
20779 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
20780 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
20781 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
20782
20783 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20784
20785 PR target/12133
20786 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
20787 and DImode to use +/-4k offset.
20788
20789 2004-07-09 Richard Henderson <rth@redhat.com>
20790
20791 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
20792 Remove.
20793 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20794 (xstormy16_gimplify_va_arg_expr): Rewrite from
20795 xstormy16_expand_builtin_va_arg.
20796 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
20797
20798 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
20799 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
20800
20801 * config/sh/sh-protos.h (sh_va_arg): Remove.
20802 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20803 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
20804 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
20805
20806 * config/pa/pa-protos.h (hppa_va_arg): Remove.
20807 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20808 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
20809 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
20810
20811 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
20812 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20813 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
20814 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
20815
20816 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
20817
20818 * config/sparc/sparc.md (return): Rewrite length formula.
20819 * config/sparc/sparc.c (output_return): Pass 1 as 5th
20820 argument to final_scan_insn when in a delay slot.
20821 (output_sibcall): Likewise.
20822
20823 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20824
20825 * arm.c (arm_cpp_interwork): New variable.
20826 (arm_override_options): Set it if TARGET_INTERWORK was on the command
20827 line.
20828 * arm.h (arm_cpp_interwork): Declare it.
20829 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
20830 __THUMB_INTERWORK__ in the preprocessor.
20831
20832 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
20833
20834 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
20835
20836 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
20837
20838 PR target/16416
20839 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
20840 Override default settings to account for -m32 and -m64.
20841
20842 2004-07-08 Randolph Chung <tausq@debian.org>
20843
20844 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
20845
20846 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
20847
20848 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
20849 before comparing it as such.
20850
20851 2004-07-08 Richard Henderson <rth@redhat.com>
20852
20853 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
20854 temporary. Use bit arithmetic to align.
20855
20856 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
20857
20858 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
20859 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
20860 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
20861 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
20862 add_labels_and_missing_jumps, find_jump_block,
20863 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
20864 Likewise.
20865 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
20866 link_btr_uses, move_btr_def): Likewise.
20867 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
20868 expand_builtin_expect_jump): Likewise.
20869 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
20870 * calls.c (expand_call, emit_library_call_value_1): Likewise.
20871 * cfganal.c (forwarder_block_p): Likewise.
20872 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
20873 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
20874 find_bb_boundaries): Likewise.
20875 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
20876 merge_blocks_move_predecessor_nojumps,
20877 merge_blocks_move_successor_nojumps, insns_match_p,
20878 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
20879 try_optimize_cfg): Likewise.
20880 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
20881 * cfglayout.c (skip_insns_after_block, label_for_bb,
20882 record_effective_endpoints, insn_locators_initialize,
20883 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
20884 * cfgmainloop.c (create_loop_notes): Likewise.
20885 * cfgrtl.c (delete_insn, delete_insn_chain,
20886 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
20887 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
20888 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
20889 redirect_branch_edge, force_nonfallthru_and_redirect,
20890 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
20891 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
20892 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
20893 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
20894 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
20895 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
20896 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
20897 * combine.c (combine_instructions, can_combine_p, try_combine,
20898 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
20899 distribute_notes, distribute_links, insn_cuid): Likewise.
20900 * cse.c (fold_rtx, cse_insn, cse_around_loop,
20901 invalidate_skipped_block, cse_set_around_loop,
20902 cse_end_of_basic_block, cse_main, cse_basic_block,
20903 cse_condition_code_reg): Likewise.
20904 * cselib.c (cselib_process_insn): Likewise.
20905 * ddg.c (create_ddg): Likewise.
20906 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
20907 Likewise.
20908 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
20909 gen_label_die, dwarf2out_var_location): Likewise.
20910 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
20911 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
20912 last_call_insn, active_insn_p, next_label, prev_label,
20913 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
20914 add_insn_before, remove_insn, add_function_usage_to,
20915 reorder_insns, find_line_note, remove_unnecessary_notes,
20916 emit_insn_after_1, classify_insn): Likewise.
20917 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
20918 connect_post_landing_pads, sjlj_mark_call_sites,
20919 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
20920 can_throw_internal, can_throw_external, set_nothrow_function_flags,
20921 convert_to_eh_region_ranges): Likewise.
20922 * explow.c (optimize_save_area_alloca): Likewise.
20923 * expr.c (expand_expr_real): Likewise.
20924 * final.c (insn_current_reference_address, compute_alignments,
20925 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
20926 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
20927 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
20928 propagate_block_delete_insn, propagate_one_insn,
20929 init_propagate_block_info, propagate_block, libcall_dead_p,
20930 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
20931 Likewise.
20932 * function.c (instantiate_virtual_regs, reorder_blocks_1,
20933 expand_function_start, expand_function_end, contains,
20934 thread_prologue_and_epilogue_insns,
20935 reposition_prologue_and_epilogue_notes): Likewise.
20936 * gcse.c (constprop_register, bypass_conditional_jumps,
20937 insert_insn_end_bb, gcse_after_reload): Likewise.
20938 * genemit.c (gen_expand, gen_split): Likewise.
20939 * genpeep.c (gen_peephole, main): Likewise.
20940 * global.c (build_insn_chain): Likewise.
20941 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
20942 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
20943 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
20944 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
20945 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
20946 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
20947 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
20948 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
20949 dead_or_predicable): Likewise.
20950 * integrate.c (try_constants): Likewise.
20951 * jump.c (rebuild_jump_labels, cleanup_barriers,
20952 purge_line_number_notes, init_label_info, mark_all_labels,
20953 squeeze_notes, get_label_before, get_label_after,
20954 reversed_comparison_code_parts, simplejump_p, pc_set,
20955 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
20956 delete_barrier, delete_prior_computation, delete_computation,
20957 delete_related_insns, delete_for_peephole, redirect_jump):
20958 Likewise.
20959 * lcm.c (optimize_mode_switching): Likewise.
20960 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
20961 Likewise.
20962 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
20963 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
20964 * loop-iv.c (simplify_using_assignment): Likewise.
20965 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
20966 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
20967 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
20968 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
20969 check_insn_for_givs, check_final_value, update_giv_derive,
20970 basic_induction_var, product_cheap_p, check_dbra_loop,
20971 loop_insn_first_p, last_use_this_basic_block,
20972 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
20973 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
20974 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
20975 sms_schedule_by_order): Likewise.
20976 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
20977 * postreload.c (reload_cse_simplify_operands, reload_combine,
20978 reload_cse_move2add): Likewise.
20979 * predict.c (can_predict_insn_p, estimate_probability,
20980 expected_value_to_br_prob, process_note_predictions): Likewise.
20981 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
20982 * profile.c (branch_prob): Likewise.
20983 * ra-build.c (live_out_1, livethrough_conflicts_bb,
20984 detect_webs_set_in_cond_jump): Likewise.
20985 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
20986 ra_print_rtl_with_bb): Likewise.
20987 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
20988 * recog.c (next_insn_tests_no_inequality, find_single_use,
20989 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
20990 * reg-stack.c (next_flags_user, record_label_references,
20991 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
20992 compensate_edge, convert_regs_1): Likewise.
20993 * regclass.c (scan_one_insn): Likewise.
20994 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
20995 regmove_optimize, fixup_match_1, single_set_for_csa,
20996 combine_stack_adjustments_for_block): Likewise.
20997 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
20998 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
20999 find_equiv_reg): Likewise.
21000 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
21001 reload_as_needed, emit_input_reload_insns, do_output_reload,
21002 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
21003 Likewise.
21004 * reorg.c (find_end_label, emit_delay_sequence,
21005 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
21006 get_jump_flags, rare_destination, mostly_true_jump,
21007 try_merge_delay_insns, redundant_insn, own_thread_p,
21008 fill_simple_delay_slots, fill_slots_from_thread,
21009 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
21010 dbr_schedule): Likewise.
21011 * resource.c (find_basic_block, next_insn_no_annul,
21012 find_dead_or_set_registers, mark_target_live_regs): Likewise.
21013 * rtl.h (RTX_PREV): Likewise.
21014 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
21015 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
21016 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
21017 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
21018 tablejump_p, computed_jump_p, insns_safe_to_move_p,
21019 find_first_parameter_load, can_hoist_insn_p): Likewise.
21020 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
21021 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
21022 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
21023 schedule_ebbs): Likewise.
21024 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
21025 is_conditionally_protected, can_schedule_ready_p,
21026 add_branch_dependences, debug_dependencies): Likewise.
21027 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
21028 Likewise.
21029 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
21030 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
21031 set_dominates_use, ujump_to_loop_cont): Likewise.
21032 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
21033 * varasm.c (output_constant_pool_1): Likewise.
21034
21035 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21036
21037 * tree-scalar-evolution.c: New file.
21038 * tree-scalar-evolution.h: New file.
21039 * tree-ssa-loop-niter.c: New file.
21040 * Makefile.in (SCEV_H): New.
21041 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
21042 * cfgloop.h (struct loop): Add bounds field.
21043 * tree-flow.h (struct tree_niter_desc): New type.
21044 (number_of_iterations_cond, number_of_iterations_exit,
21045 loop_niter_by_eval, find_loop_niter_by_eval,
21046 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
21047 free_numbers_of_iterations_estimates): Declare.
21048 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
21049 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
21050 * doc/invoke.texi (max-iterations-to-track): Document.
21051
21052 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
21053
21054 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
21055 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
21056 (MODE_AFTER): Add cast appropriately.
21057 * config/sh/sh.md (movdi splitter): Likewise.
21058 (casesi_worker_2): Add const qualifier appropriately.
21059 (eh_return): Remove unused variable.
21060 (insv): Initialize v;
21061
21062 2004-07-08 Richard Henderson <rth@redhat.com>
21063
21064 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
21065 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21066 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
21067 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
21068 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
21069
21070 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
21071 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21072 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
21073 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
21074
21075 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
21076 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21077 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
21078 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
21079
21080 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
21081 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21082 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
21083 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
21084
21085 * config/i860/i860-protos.h (i860_va_arg): Remove.
21086 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21087 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
21088 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
21089
21090 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
21091
21092 * system.h: Prototype getpagesize if missing.
21093 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
21094 * configure: Regenerate.
21095 * config.in: Regenerate.
21096
21097 2004-07-08 Richard Henderson <rth@redhat.com>
21098
21099 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
21100 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21101 (fr30_gimplify_va_arg_expr): New.
21102 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
21103 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
21104
21105 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
21106
21107 PR target/16414
21108 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
21109 of asm_noperands result.
21110
21111 2004-07-08 Richard Henderson <rth@redhat.com>
21112
21113 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
21114 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21115 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
21116 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
21117
21118 2004-07-08 Richard Henderson <rth@redhat.com>
21119
21120 * builtins.c (ind_gimplify_va_arg_expr): New.
21121 * tree.h (ind_gimplify_va_arg_expr): Declare.
21122 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
21123
21124 2004-07-08 Jan Beulich <jbeulich@novell.com>
21125
21126 * expmed.c (extract_bit_field): Correct condition to use vec_extract
21127 patterns also on vector elements other than the first one.
21128 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
21129 break statements.
21130
21131 2004-07-08 Geoffrey Keating <geoffk@apple.com>
21132
21133 * config/rs6000/darwin-ldouble.c: Correct reference
21134 to the Linnainmaa paper.
21135
21136 2004-07-08 Richard Henderson <rth@redhat.com>
21137
21138 * config/arc/arc-protos.h (arc_va_arg): Remove.
21139 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21140 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
21141 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
21142
21143 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
21144 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21145 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
21146 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
21147
21148 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21149
21150 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
21151
21152 2004-07-08 Zack Weinberg <zack@codesourcery.com>
21153
21154 * c-decl.c (static_ctors, static_dtors): Make static.
21155 (pop_file_scope): Call c_common_write_pch and
21156 cgraph_finalize_compilation_unit here.
21157 (build_cdtor): Moved here from c-objc-common.c; simplify.
21158 (c_write_global_declarations_1): Clarify comment.
21159 (c_write_global_declarations): Close the external scope before
21160 doing anything else. Call build_cdtor, cgraph_optimize, and
21161 mudflap_finish_file here.
21162 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
21163 Clarify comment.
21164 * c-objc-common.c: No need to include cgraph.h.
21165 (build_cdtor): Moved to c-decl.c.
21166 (c_objc_common_finish_file): Delete.
21167 * c-tree.h: Update to match.
21168 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
21169 (generate_static_references): Set TREE_USED before calling finish_decl.
21170 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
21171 on the static_instances_decl.
21172
21173 2004-07-08 Zack Weinberg <zack@codesourcery.com>
21174
21175 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
21176 decls when there is only one input translation unit.
21177 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
21178 change of 2004-07-05; do not treat declarations with
21179 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
21180 * opts.c (cur_in_fname): Delete.
21181 * opts.h: Likewise.
21182 * tree.c: Revert changes of 2004-07-05; no special treatment
21183 for TRANSLATION_UNIT_DECLs.
21184 * Makefile.in (tree.o): Update dependencies.
21185
21186 2004-07-08 Roger Sayle <roger@eyesopen.com>
21187
21188 * builtins.c (fold_builtin_strcpy): Merge functionality from
21189 simplify_builtin_strcpy. Add additional len argument. No longer
21190 static. Remove function prototype.
21191 (fold_builtin_strncpy): Likewise integrate functionality from
21192 simplify_builtin_strncpy. Add additional slen argument. No
21193 longer static. Remove function prototype.
21194 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
21195 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
21196 types of "ignore" and "unlocked" parameters to bool.
21197 (fold_builtin_1): Add additional ignore argument. Call renamed
21198 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
21199 builtins. Update arguments to fold_builtin_strncpy and
21200 fold_builtin_strcpy. Add function prototype.
21201 (fold_builtin): Add additional Boolean ignore argument to pass
21202 to fold_builtin_1.
21203 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
21204 and fold_builtin_strncpy instead of simplify_builtin_fputs,
21205 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
21206
21207 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
21208 simplify_builtin_strncpy): Delete function prototypes.
21209 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
21210 fold_builtin_strncpy): Add function prototypes here.
21211 (fold_builtin): Update function prototype with new "bool ignore".
21212
21213 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
21214 (ccp_fold_builtin): Update call to fold_builtin. Call
21215 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
21216 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
21217 simplify_builtin_strncpy respectively.
21218 * fold-const.c (fold): Update call to fold_builtin.
21219
21220 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
21221
21222 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
21223 to strcpy.
21224
21225 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
21226 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
21227 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
21228 * calls.c: Remove ifdefs of macros above.
21229 * functions.c: Likewise.
21230 * expr.c: Likewise.
21231
21232 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21233
21234 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
21235 (arch attribute): Delete.
21236 (current_function_calls_alloca attribute): Rename into calls_alloca.
21237 (calls_eh_return): New attribute.
21238 (leaf_function): Likewise.
21239 (length attribute): Fix formula for sibcalls.
21240 (return insn): Correctly compute the 'length' attribute.
21241 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
21242
21243 2004-07-08 Richard Henderson <rth@redhat.com>
21244
21245 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
21246 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
21247 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
21248 * tree-eh.c (lower_eh_constructs_1): Likewise.
21249 * tree-sra.c (sra_walk_modify_expr): Likewise.
21250 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21251 (eliminate_unnecessary_stmts): Likewise.
21252 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
21253 * tree-tailcall.c (optimize_tail_call): Likewise.
21254 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
21255
21256 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
21257 Jakub Jelinek <jakub@redhat.com>
21258
21259 * config/i386/i386.c (override_options): Enable
21260 SSE prefetches with -mtune, as long as we are
21261 compiling for i686 or higher. All i686 processors
21262 accept SSE prefetches as NOPS, some i586's don't.
21263
21264 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21265
21266 PR target/10567
21267 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
21268
21269 2004-07-08 Diego Novillo <dnovillo@redhat.com>
21270
21271 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
21272 the handling of clobbering ASM_EXPRs.
21273
21274 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21275
21276 PR target/16430
21277 * config/sparc/sparc.c (function_value): In 64-bit mode,
21278 return the aggregates larger than 16 bytes like unions.
21279
21280 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21281
21282 PR target/16199
21283 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
21284 'temp' is zero, generate new pseudos as needed and emit the
21285 sequence of insns in single-assignment form. Resync comments
21286 with code.
21287 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
21288 function before reload.
21289
21290 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
21291
21292 * vec.c (vec_assert_fail): Remove duplicate 'function'.
21293
21294 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
21295
21296 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
21297 Allocation is signed.
21298 (VEC_reserve): Return flag, allocation is signed.
21299
21300 2004-07-08 Richard Henderson <rth@redhat.com>
21301
21302 * tree-ssa-ccp.c (fold_stmt): Get type directly from
21303 OBJ_TYPE_REF_OBJECT.
21304
21305 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
21306 Neil Booth <neil@daikokuya.co.uk>
21307
21308 PR c/2511
21309 PR c/3325
21310 * c-decl.c (finish_struct): Ensure bit-fields are given the
21311 correct type.
21312 * c-common.c (c_common_signed_or_unsigned_type): For C, require
21313 the precision to match as well as the mode.
21314 * expr.c (reduce_to_bit_field_precision): New function.
21315 (expand_expr_real_1): Reduce expressions of bit-field type to
21316 proper precision.
21317 * langhooks.h (reduce_bit_field_operations): New hook.
21318 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21319 Define.
21320 * c-lang.c, objc/objc-lang.c
21321 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
21322 * objc/objc-act.c (check_ivars): Convert types to bit-field types
21323 before checking.
21324 * tree.c (build_nonstandard_integer_type): New function.
21325 * tree.h (build_nonstandard_integer_type): New prototype.
21326 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
21327 conversions between integer and boolean types as useless.
21328
21329 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
21330
21331 * c-common.c (c_common_nodes_and_builtins): Do not
21332 create __builtin_ptrdiff_t and __builtin_size_t.
21333
21334 2004-07-08 Andrew Pinski <apinski@apple.com>
21335
21336 * Makefile.in (libbackend.o): Add -combine to the gcc
21337 command line.
21338
21339 2004-07-08 Nick Clifton <nickc@redhat.com>
21340
21341 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
21342 Set to -Os.
21343
21344 2004-07-08 Richard Henderson <rth@redhat.com>
21345
21346 * except.c (expand_eh_region_start, expand_eh_region_end,
21347 expand_eh_handler, expand_eh_region_end_cleanup,
21348 expand_start_all_catch, expand_start_catch, expand_end_catch,
21349 expand_end_all_catch, expand_eh_region_end_allowed,
21350 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
21351 expand_eh_region_end_fixup): Remove.
21352 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
21353 cleanups, outer_cleanups, label_chain, exception_region.
21354 (struct goto_fixup): Remove stack_level, cleanup_list_list.
21355 (struct label_chain): Remove.
21356 (struct stmt_status): Remove x_stack_block_stack.
21357 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
21358 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
21359 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
21360 end_cleanup_deferral, last_cleanup_this_contour,
21361 containing_blocks_have_cleanups_or_stack_level,
21362 any_pending_cleanups): Remove.
21363 (expand_null_return_1): Take no arguments.
21364 (expand_label, expand_naked_return, expand_return,
21365 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
21366 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
21367 expand_end_case_type): Don't use any of them.
21368 * calls.c (expand_call): Likewise.
21369 * dojump.c (do_jump): Likewise.
21370 * function.c (expand_function_end): Likewise.
21371 * expr.c (store_expr, expand_expr_real_1): Likewise.
21372 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
21373 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
21374 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
21375 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
21376 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
21377 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
21378 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
21379 for WITH_CLEANUP_EXPR.
21380 (gimple_push_cleanup): Likewise.
21381 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
21382 * print-tree.c (print_node): Likewise.
21383 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
21384 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
21385 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
21386 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
21387 (GOTO_SUBROUTINE_EXPR): Remove.
21388 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
21389 (DECL_TOO_LATE): Remove.
21390 * except.h, tree.h: Update decls.
21391
21392 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
21393
21394 * explow.c (optimize_save_area_alloca): Do not accept parameters.
21395 * passes.c (rest_of_handle_final): Handle symout.
21396 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
21397 Push timevar here.
21398 (rest_of_handle_sched): Break out SMS. Remove ifs for
21399 flag_schedule_insns and flag_modulo_sched.
21400 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
21401 collect at the end.
21402 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
21403 (rest_of_handle_partition_blocks, rest_of_handle_sms,
21404 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
21405 rest_of_handle_mode_switching, rest_of_handle_jump,
21406 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
21407 rest_of_handle_jump2, rest_of_handle_postreload,
21408 rest_of_handle_flow2, rest_of_clean_state,
21409 rest_of_handle_shorten_branches,
21410 rest_of_handle_prologue_epilogue,
21411 rest_of_handle_branch_target_load_optimize): New.
21412 (rest_of_compilation): Call the above. Remove ggc_collect
21413 calls moved to rest_of_handle_*.
21414 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
21415
21416 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
21417 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
21418 * except.h (set_nothrow_function_flags): Update comment.
21419 * function.c (current_function_nothrow): Remove.
21420 * output.h (current_function_nothrow): Remove.
21421 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
21422 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
21423
21424 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21425
21426 PR bootstrap/16326
21427 * reorg.c: Revert 2004-06-30 change.
21428 (find_end_label): If HAVE_epilogue and !HAVE_return,
21429 return 0 instead of creating a label at the end of the insn chain.
21430 (optimize_skip): Account for the failure mode of find_end_label.
21431 (fill_simple_delay_slots): Likewise.
21432 (fill_slots_from_thread): Likewise.
21433 (relax_delay_slots): Likewise.
21434
21435 2004-07-08 Diego Novillo <dnovillo@redhat.com>
21436
21437 * tree-flow.h (addressable_vars): Declare.
21438 * tree-ssa-alias.c (addressable_vars): Define.
21439 (setup_pointers_and_addressables): Add addressable variables
21440 to addressable_vars.
21441 * tree-ssa-operands.c (get_stmt_operands): Move
21442 handling of ASM_EXPRs ...
21443 (get_asm_expr_operands): ... here.
21444 When the ASM_EXPR clobbers memory, also clobber addressable
21445 variables.
21446 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
21447 (delete_tree_ssa): Reset addressable_vars.
21448
21449 2004-07-07 Jan Beulich <jbeulich@novell.com>
21450 Richard Henderson <rth@redhat.com>
21451
21452 * varasm.c (assemble_variable): Use assemble_zeros for
21453 zero-initialized variables.
21454 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
21455 for SECCAT_BSS and SECCAT_TBSS.
21456
21457 2004-07-07 Jan Beulich <jbeulich@novell.com>
21458
21459 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
21460
21461 * expmed.c (emit_store_flag): Also special-case double-word
21462 (in-)equality comparison against -1.
21463
21464 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
21465 passing arguments the containers for which are registers.
21466
21467 * calls.c (emit_library_call_value_1): Use mode of function parameter
21468 rather than that of argument since constants have none.
21469
21470 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
21471
21472 Introduce H8SX support.
21473 * expr.c (expand_strcpy): Renamed and moved to...
21474 * builtins.c (expand_movstr): ... here. Tweak.
21475 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
21476 computed or has side effects.
21477 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
21478 unused, or if mempcpy fails. Adjust the return value in the
21479 latter case. Use movstr if everything else fails.
21480 * doc/md.texi (movstr): Document.
21481 (movmemM, clrmemM): Fix explanation of memory block operands.
21482 * config/h8300/h8300.md (stpcpy): Renamed to...
21483 (movstr): ... this. Adjust.
21484 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
21485 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
21486 movmem* and clrstr* to clrmem*.
21487 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
21488 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
21489 GENERAL_REGS, always.
21490 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
21491 getting the stack pointer as addr.
21492 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
21493 from general_operand_dst.
21494 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
21495 variant of...
21496 (movmd_internal): ... this. Add modes to operands. Disparage `D'
21497 instead of requiring it to match only before reload.
21498 (stpcpy_internal_normal): New, normal-mode variant of...
21499 (stpcpy_internal): ... this. Add modes to operands. Disparage
21500 `D' instead of requiring it to match only before reload.
21501 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
21502 mode argument.
21503 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
21504 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
21505 h8300_get_index.
21506 * config/h8300/h8300.md (attr type): Add call.
21507 (attr can_delay): If type is call, set it no.
21508 (call, call_value): Set type to call.
21509 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
21510 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
21511 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
21512 * tree.c (get_narrower): Don't narrow integral types into
21513 non-integral types.
21514 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
21515 frame_size *before* the first use.
21516 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
21517 on input.
21518 (peephole2): Don't widen instructions that push SP. Move
21519 decrement of SP to the end of all stm-generating peepholes.
21520 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
21521 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
21522 and OR to set it to all ones.
21523 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
21524 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
21525 (call, call_value): Set can_delay to "no".
21526 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
21527 * config/h8300/h8300.md (extzv): Make subreg check more robust.
21528 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21529 * config/h8300/h8300.md (*brabit): Remove.
21530 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
21531 zero_extract. Use bit_memory_operand as the predicate for
21532 operand 1 and 'WU' as the constraint. Check the difference
21533 between the base length and the final one when deciding which
21534 type of branch to use.
21535 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21536 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
21537 Use convert_move to extend the result for TARGET_H8300SX. Check
21538 for QImode memory references. Optimize the case where the
21539 destination is a paradoxical subreg.
21540 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21541 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
21542 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
21543 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21544 * config/h8300/h8300.md: Include mova.md
21545 (length_table): Add mova and mova_zero.
21546 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
21547 after all constant addresses for '%R', '%X', '%T' and '%S'.
21548 (h8300_mova_length): New function.
21549 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
21550 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
21551 dependencies for s-config, etc.
21552 * config/h8300/gemova.sh: New file.
21553 * config/h8300/mova.md: Generated.
21554 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
21555 * config/h8300/h8300.c (h8300_bitfield_length): New.
21556 (nibble_operand): Adjust.
21557 (h8300_binary_length): Handle conditional binary op.
21558 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
21559 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
21560 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
21561 and P#<0, unused so far. W and Y are now prefixes to multi-letter
21562 constraints. WU is introduced as a variant of U that requires a
21563 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
21564 * config/h8300/h8300.md (attr type): Added bitbranch.
21565 (attr length_table): Added bitfield and bitbranch.
21566 (attr length): Compute bitbranch length.
21567 (andqi): Separate pattern for H8300SX. Use bfld for loading the
21568 least-significant bit of a byte.
21569 (brabit, brabc, brabs): New.
21570 (insv, extzv): Emit bfst and bfld on H8300SX.
21571 (bfld, bfst, seq, sne): New.
21572 (bstzhireg, cmpstz, bstz, bistz): New.
21573 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
21574 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
21575 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
21576 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
21577 (h8sx_unary_memory_operator): New function.
21578 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
21579 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
21580 * config/h8300/h8300.md: Add peepholes to combine reloads and
21581 arithmetic insns.
21582 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
21583 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
21584 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
21585 (and?i, ior?i, xor?i): Likewise.
21586 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
21587 * config/h8300/h8300.c: Move enums and prototypes to head of file.
21588 Various whitespace fixes.
21589 (h8300_constant_length): New function, split out from...
21590 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
21591 (h8300_classify_operand): Use IN_RANGE.
21592 (h8300_classify_operand): Use h8300_constant_length.
21593 (h8300_short_move_mem_p): Tighten size check.
21594 (h8sx_mergeable_memrefs_p): Tighten equality check.
21595 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
21596 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
21597 for -msx.
21598 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
21599 * config/h8300/crtn.asm: Likewise.
21600 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
21601 if __H8300SX__ is defined.
21602 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
21603 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
21604 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
21605 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
21606 addresses as mode-dependent.
21607 * config/h8300/h8300.c (print_operand_address): Update call to
21608 h8300_get_index.
21609 (h8300_get_index): Take a mode argument. Rework to fix an
21610 earlier misunderstanding.
21611 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
21612 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
21613 into a register if TARGET_H8300SX.
21614 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
21615 TARGET_H8300SX. Also disable related define_splits.
21616 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
21617 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
21618 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
21619 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
21620 * config/h8300/h8300.h (OK_FOR_Z): New macro.
21621 (EXTRA_CONSTRAINT_STR): Check it.
21622 * config/h8300/h8300.c (h8300_classify_operand): Accept null
21623 class arguments.
21624 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
21625 * config/h8300/h8300.md (length_table): Add mov_imm4.
21626 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
21627 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
21628 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
21629 be a label.
21630 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
21631 * config/h8300/h8300.c (h8300_reorg): New function.
21632 (TARGET_MACHINE_DEPENDENT_REORG): Define.
21633 * config/h8300/h8300.md (length): Subtract the length of the
21634 delay slot from (pc) when checking the range of forward branches.
21635 (delay_slot, can_delay): New attributes.
21636 (define_delay): Add bra/s handling.
21637 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
21638 (jump): Add delayed-branch handling.
21639 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
21640 * expr.c (expand_strcpy): New function.
21641 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
21642 (expand_builtin_stpcpy): Likewise.
21643 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
21644 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
21645 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
21646 handling to improve register allocation for -fno-omit-frame-pointer.
21647 (h8sx_split_movmd): Delete, moving er6 handling into...
21648 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
21649 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
21650 (movmd): Add calls to copy_rtx.
21651 (movmd_internal): In the second alternative, allow the initial and
21652 final destination registers to be different . Update the splitter
21653 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
21654 instead of h8sx_split_movmd.
21655 (stpcpy, movsd): New expanders.
21656 (movsd_internal): New define_insn.
21657 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
21658 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
21659 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
21660 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
21661 and DESTINATION_REGS.
21662 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
21663 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
21664 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
21665 (h8300_move_ratio): Declare.
21666 (MOVE_RATIO): Use it.
21667 * config/h8300/h8300.c (h8300_move_ratio): New variable.
21668 (h8300_init_once): Initialize it.
21669 (h8300_reg_class_from_letter): New function.
21670 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
21671 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
21672 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
21673 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
21674 (movstrsi, movmd): New expanders.
21675 (movmd_internal): New insn.
21676 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
21677 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
21678 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
21679 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
21680 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
21681 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21682 * config/h8300/h8300.c (nibble_operand): Fix warning.
21683 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
21684 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
21685 (movsf_h8300h): Disable for TARGET_H8300SX.
21686 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21687 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
21688 h8300_stm_parallel and h8300_return_parallel.
21689 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
21690 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
21691 h8300_stm_parallel, h8300_return_parallel): New functions.
21692 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
21693 if TARGET_H8300SX. Use h8300_push_pop.
21694 (h8300_expand_epilogue): Likewise. Try to merge the return insn
21695 and final pop when generating h8sx code. Always emit some form
21696 of return insn.
21697 * config/h8300/h8300.md: Don't enforce register alignment in
21698 stm peepholes if TARGET_H8300SX.
21699 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
21700 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
21701 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
21702 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21703 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
21704 (MULTILIB_DIRNAMES): Add a directory for it.
21705 (MULTILIB_MATCHES): Delete.
21706 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
21707 * final.c (walk_alter_subreg): Handle addresses with subregs
21708 inside a ZERO_EXTEND or AND.
21709 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
21710 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
21711 if TARGET_H8300SX.
21712 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
21713 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
21714 @(dd,Rn.w) and @(dd,ERn.L).
21715 (h8300_displacement_size): Take the whole address as argument.
21716 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
21717 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
21718 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
21719 (h8sx_mergeable_memrefs_p): Declare.
21720 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
21721 (HAVE_PRE_INCREMENT): Likewise.
21722 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
21723 addresses for TARGET_H8300SX,
21724 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
21725 and POST_DEC.
21726 (movb_length_table, movl_length_table): New tables.
21727 (movw_length_table): Define to movb_length_table.
21728 (h8300_displacement_size): New, split out from...
21729 (h8300_classify_address): ...here. Handle pre/post inc/dec.
21730 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
21731 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
21732 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
21733 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
21734 (compute_plussi_length, compute_plussi_cc): Update accordingly.
21735 (h8sx_unary_shift_operator): Get the mode from the operator.
21736 (binary_shift_operator): Likewise.
21737 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
21738 a memory reference, check whether the reference is offsettable.
21739 (length_table): Add movb, movw and movl.
21740 (movqi): Add new h8sx pattern. Don't force one operand to be a
21741 register when generating h8sx code.
21742 (movhi, movsi, movsf): Likewise.
21743 (movstrictqi): Use the length_table attribute.
21744 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
21745 (addqi3): Split into a define_expand and define_insn. Don't accept
21746 memory operands in the expander. Use h8300_operands_match_p to
21747 check for matching operands in the define_insn.
21748 (subqi3, negqi2, one_cmplqi2): Likewise.
21749 (add[hs]i3): Don't accept memory operands in the expander. Likewise
21750 in any patterns that are unused in h8sx code. In the h8sx patterns,
21751 use h8300_operands_match_p to check whether operands match.
21752 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
21753 one_cmpl[hs]i3): Likewise.
21754 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
21755 in the expander.
21756 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
21757 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
21758 (h8300_insn_length_from_table): Add a second parameter.
21759 (output_h8sx_shift): Declare.
21760 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
21761 (EXTRA_CONSTRAINT): Replace with...
21762 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
21763 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
21764 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
21765 and h8sx_binary_shift_operator.
21766 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
21767 for TARGET_H8300SX.
21768 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
21769 (bit_memory_operand, fix_bit_operand): Likewise.
21770 (h8300_length_table_for_insn): Remove.
21771 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
21772 instructions.
21773 (h8300_short_immediate_length, h8300_binary_length): New functions.
21774 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
21775 (output_plussi): Use sub to add negative constants.
21776 (compute_plussi_length): Adjust accordingly.
21777 (h8sx_single_shift_type): New enum.
21778 (h8sx_single_shift, h8sx_unary_shift_operator,
21779 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
21780 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
21781 single h8sx instruction. Return false in this case.
21782 * config/h8300/h8300.md (length_table): Add short_immediate.
21783 (length): Pass the operand array to h8300_insn_length_from_table.
21784 (adjust_length): Assume "no" for insns with a length_table attribute.
21785 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
21786 (*addhi3_h8300hs): Don't use for h8sx.
21787 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
21788 and sub.w #xx:3.
21789 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
21790 1's predicate to nonimmediate_operand. Only skip default expansion
21791 if expand_a_shift or expand_a_rotate returns true. Add new patterns
21792 for single h8sx shift instructions.
21793 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
21794 * config/h8300/h8300.c (nibble_operand): Split out of...
21795 (reg_or_nibble_operand): ... this.
21796 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
21797 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
21798 umulhisi3): Introduce expand, and introduce separate insns for
21799 sign- or zero-extended REG and already-extended CONST_INT.
21800 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
21801 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
21802 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
21803 (subhi3): Likewise. Don't accept immediates for operand 1.
21804 Remove the early clobber from second alternative of the h8300s pattern.
21805 (subsi3): Generalize for h8sx. Force operand 2 into a register
21806 on plain h8300 targets.
21807 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
21808 (subsi3_h8300h): Generalize for h8sx.
21809 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
21810 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
21811 * config/h8300/h8300.c (reg_or_nibble_operand): New.
21812 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
21813 (TARGET_H8300SXMUL): New.
21814 (CONST_OK_FOR_P): New.
21815 (CONST_OK_FOR_LETTER_P): Adjust.
21816 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
21817 umulhisi3): Accept 4-bit immediate on H8SX.
21818 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
21819 (udivsi3, divhi3, udivsi3, divsi3): New.
21820 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
21821 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
21822 * config/h8300/h8300.h (OK_FOR_Q): New macro.
21823 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
21824 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
21825 Add ADDRESSOF to the bit_operand entry.
21826 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
21827 (h8300_src_operand): Likewise.
21828 (bit_operand): Check nonimmediate_operand rather than general_operand.
21829 Accept any nonimmediate_operand in h8sx code.
21830 (h8300_and_costs): Initialize operands[1].
21831 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
21832 (h8300_operand_class): New enum.
21833 (h8300_length_table): New typedef.
21834 (addb_length_table, addw_length_table, addl_length_table,
21835 logicl_length_table): New tables.
21836 (logicb_length_table, logicw_length_table): New macros.
21837 (h8300_classify_operand, h8300_length_from_table,
21838 h8300_length_table_for_insn, h8300_unary_length,
21839 h8300_insn_length_from_table): New functions.
21840 (output_plussi): Only use adds and subs for register destinations.
21841 Disable redundant clause.
21842 (compute_plussi_cc): Likewise.
21843 (compute_plussi_length): Likewise. Use h8300_length_from_table
21844 to work out the length of an insn.
21845 (output_logical_op): Only use narrower immediate instructions
21846 if the destination is a register.
21847 (compute_logical_op_cc): Likewise.
21848 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
21849 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
21850 * config/h8300/h8300.md (length_table): New attribute.
21851 (length): When an instruction has a length_table attribute, use
21852 h8300_insn_length_from_table to calculate its default length.
21853 (cmpqi): Use h8300_dst_operand for the first operand and
21854 h8300_src_operand for the second.
21855 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
21856 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
21857 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
21858 iorsi3, xorhi3, xorsi3): Likewise.
21859 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
21860 so that it allows any combination of operands for TARGET_H8300SX.
21861 (iorqi3, xorqi3): Likewise.
21862 (cmpqi): Use the length_table attribute.
21863 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
21864 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
21865 (cmpqi): Add 'Q' constraint.
21866 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
21867 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
21868 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
21869 * config/h8300/h8300.h (MASK_H8300SX): New macro.
21870 (TARGET_H8300S): True for both -ms and -msx.
21871 (TARGET_H8300SX): New macro.
21872 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
21873 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
21874 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
21875 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
21876 [Temporary change.]
21877 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
21878 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
21879 16-bit pointers and 32-bit ints.
21880 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
21881 CONST_DOUBLE with mode no wider than SImode.
21882 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
21883 output operand.
21884 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
21885 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
21886 or SUBREG thereof.
21887 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
21888 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
21889 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
21890
21891 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
21892
21893 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
21894
21895 2004-07-07 Per Bothner <per@bothner.com>
21896
21897 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
21898
21899 2004-07-07 Mike Stump <mrs@apple.com>
21900
21901 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
21902 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
21903 (machopic_finish): Likewise.
21904
21905 2004-07-07 Richard Henderson <rth@redhat.com>
21906
21907 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
21908 through any value-preserving cast.
21909
21910 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
21911
21912 * function.c (assign_parm_find_data_types): Call
21913 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
21914
21915 2004-07-07 Steven Bosscher <stevenb@suse.de>
21916
21917 * tree-cfg.c (group_case_labels): Remove case labels that have
21918 the same target as the default case.
21919
21920 2004-07-07 Steven Bosscher <stevenb@suse.de>
21921
21922 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
21923 regardless of DECL_LANG_SPECIFIC being present or not.
21924 * tree.h (DECL_NUM_STMTS): Purge.
21925
21926 2004-07-07 Andrew Pinski <apinski@apple.com>
21927
21928 * configure: Regenerate with the right autoconf.
21929
21930 2004-07-07 David Edelsohn <edelsohn@gnu.org>
21931
21932 * ifcvt.c (total_bb_rtx_cost): New function.
21933 (find_if_case_1): Compare rtx_cost of basic block to cost of
21934 BRANCH_COST insns.
21935 (find_if_case_2): Same.
21936
21937 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
21938
21939 PR target/10567
21940 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
21941 (output_return): Likewise.
21942 (output_sibcall): Abort if !flag_delayed_branch.
21943 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
21944 (emit_and_preserve): New function.
21945 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
21946 indirect jump to the thunked-to function if !flag_delayed_branch.
21947 * config/sparc/sparc.md (delayed_branch): New attribute.
21948 (load_pcrel_sym): Honor flag_delayed_branch. Use above
21949 attribute to compute the length of the insn.
21950 (goto_handler_and_restore): Likewise.
21951
21952 2004-07-07 Andrew Pinski <apinski@apple.com>
21953
21954 PR tree-optimization/15777
21955 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
21956
21957 * expr.c (expand_expr_real_1): Fix formating.
21958 BUFFER_REF and IN_EXPR are dead.
21959 * fold-const.c (non_lvalue): BUFFER_REF is dead.
21960 * tree-inline.c (estimate_num_insns_1): Likewise.
21961 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
21962 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
21963 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
21964
21965 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
21966
21967 * collect2.c (dump_file): Don't call cplus_demangle if
21968 HAVE_LD_DEMANGLE is defined.
21969 (main): Pass "--demangle" to ld if no_demangle is not 0 and
21970 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
21971 if HAVE_LD_DEMANGLE is defined.
21972
21973 * configure.ac (--with-demangler-in-ld): Added
21974 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
21975 --with-demangler-in-ld is used.
21976 * config.in: Regenerated.
21977 * configure: Likewise.
21978
21979 2004-07-07 Roger Sayle <roger@eyesopen.com>
21980
21981 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
21982 for simple floating point operations "fp", double precision
21983 multiplication "dmul", and single and double precision division
21984 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
21985 (ppc630_cost): New table split from ppc620_cost, to distinguish
21986 differences in floating point latencies.
21987 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
21988 (rs6000_rtx_costs): Add support for single and double precision
21989 floating point addition, subtraction, multiplication, division,
21990 fused-multiply-add, fused-multiply-sub, negation, absolute value
21991 and negative absolute value. Tweak MEM case to use prefered idiom.
21992
21993 2004-07-07 Richard Henderson <rth@redhat.com>
21994
21995 * tree-flow-inline.h (may_propagate_copy): Move...
21996 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
21997 attempt to copy between types requiring conversion.
21998 * tree-flow.h (may_propagate_copy): Update decl.
21999 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
22000
22001 2004-07-07 Jakub Jelinek <jakub@redhat.com>
22002
22003 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
22004 from -mtune= option.
22005
22006 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
22007
22008 * builtins.c: Rename movstr*, except for movstrict*, to
22009 movmem* and clrstr* to clrmem*.
22010 * expr.c: Likewise.
22011 * expr.h: Likewise.
22012 * genopinit.c: Likewise.
22013 * integrate.c: Likewise.
22014 * local-alloc.c: Likewise.
22015 * optabs.c: Likewise.
22016 * optabs.h: Likewise.
22017 * config/alpha/alpha.h: Likewise.
22018 * config/alpha/alpha.md: Likewise.
22019 * config/arm/arm-protos.h: Likewise.
22020 * config/arm/arm.c: Likewise.
22021 * config/arm/arm.md: Likewise.
22022 * config/avr/avr.md: Likewise.
22023 * config/c4x/c4x.c: Likewise.
22024 * config/c4x/c4x.md: Likewise.
22025 * config/frv/frv.md: Likewise.
22026 * config/i386/i386-protos.h: Likewise.
22027 * config/i386/i386.c: Likewise.
22028 * config/i386/i386.h: Likewise.
22029 * config/i386/i386.md: Likewise.
22030 * config/i860/i860.c: Likewise.
22031 * config/i860/i860.md: Likewise.
22032 * config/ip2k/ip2k.md: Likewise.
22033 * config/ip2k/libgcc.S: Likewise.
22034 * config/ip2k/t-ip2k: Likewise.
22035 * config/m32r/m32r.c: Likewise.
22036 * config/m32r/m32r.md: Likewise.
22037 * config/mcore/mcore.md: Likewise.
22038 * config/mips/mips.c: Likewise.
22039 * config/mips/mips.md: Likewise.
22040 * config/ns32k/ns32k.c: Likewise.
22041 * config/ns32k/ns32k.h: Likewise.
22042 * config/ns32k/ns32k.md: Likewise.
22043 * config/pa/pa.c: Likewise.
22044 * config/pa/pa.md: Likewise.
22045 * config/pdp11/pdp11.h: Likewise.
22046 * config/pdp11/pdp11.md: Likewise.
22047 * config/rs6000/rs6000.c: Likewise.
22048 * config/rs6000/rs6000.md: Likewise.
22049 * config/s390/s390-protos.h: Likewise.
22050 * config/s390/s390.c: Likewise.
22051 * config/s390/s390.md: Likewise.
22052 * config/sh/lib1funcs.asm: Likewise.
22053 * config/sh/sh.c: Likewise.
22054 * config/sh/sh.md: Likewise.
22055 * config/sh/t-sh: Likewise.
22056 * config/sparc/sparc.h: Likewise.
22057 * config/vax/vax.md: Likewise.
22058 * config/xtensa/xtensa.c: Likewise.
22059 * config/xtensa/xtensa.md: Likewise.
22060 * doc/invoke.texi: Likewise.
22061 * doc/md.texi: Likewise.
22062 * doc/rtl.texi: Likewise.
22063
22064 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
22065
22066 PR target/16407
22067 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
22068 * config/mips/mips.c (mips_declare_common_object): New function,
22069 mostly split out from...
22070 (mips_output_aligned_decl_common): ...here.
22071 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
22072 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
22073 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
22074 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
22075
22076 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22077
22078 PR c/16392
22079 * function.c (assign_parms): Fix typo from previous change.
22080
22081 2004-07-07 Jason Merrill <jason@redhat.com>
22082
22083 PR c++/15815
22084 * doc/extend.texi (C++ Interface): Correct information and
22085 discourage use.
22086
22087 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
22088
22089 PR target/16130
22090 PR target/16142
22091 PR target/16143
22092 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
22093 insn.
22094
22095 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
22096
22097 PR target/1679.
22098 * config/m32r/m32r.c (m32r_function_symbol): New function:
22099 Generate a symbol name RTX with the correct m32r specific flags
22100 set.
22101 (block_move_call): Use new function to generate correct symbol.
22102 * config/m32r/m32r-protos.h: Add prototype for new funcion.
22103 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
22104 function.
22105
22106 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
22107
22108 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
22109 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
22110 TYPE_BINFO_BASETYPE): Remove.
22111 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
22112 to ...
22113 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
22114 here.
22115 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
22116 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
22117 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
22118 (struct tree_binfo): Rename base_types to base_binfos.
22119 * alias.c (record_component_aliases): Adjust BINFO macros.
22120 * dbxout.c (dbxout_type): Likewise.
22121 * dwarf2out.c (gen_member_die): Likewise.
22122 * sdbout.c (sdbout_one_type): Likewise.
22123 * tree-dump.c (deque_and_dump): Likewise.
22124 * config/i386/i386.c (classify_argument,
22125 contains_128bit_aligned_vector_p): Likewise.
22126
22127 2004-07-07 Nick Clifton <nickc@redhat.com>
22128
22129 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
22130 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
22131
22132 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
22133
22134 * vec.h: Fix the example use.
22135
22136 2004-07-06 Richard Henderson <rth@redhat.com>
22137
22138 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
22139 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
22140 * tree-inline.c (copy_body_r, setup_one_parameter,
22141 initialize_inlined_parameters, expand_call_inline,
22142 declare_inline_vars): Don't check it.
22143 (expand_calls_inline): Remove old version, rename new version
22144 from gimple_expand_calls_inline.
22145 * tree-optimize.c (execute_gimple): Remove.
22146 (pass_gimple): Don't run anything.
22147
22148 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
22149
22150 * doc/sourcebuild.texi: Use semicolons instead of commas in
22151 section title.
22152
22153 2004-07-06 Richard Henderson <rth@redhat.com>
22154
22155 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
22156 (sra_walk_modify_expr, scan_init): Likewise.
22157 (generate_element_zero): Check visited before scanning children.
22158 (generate_element_init): Set visited on error.
22159 (scalarize_init): Handle generate_element_init failure similar
22160 to use_block_copy.
22161
22162 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
22163
22164 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
22165 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
22166
22167 2004-07-06 Richard Henderson <rth@redhat.com>
22168
22169 * config/i386/i386.c (legitimize_pic_address): Make static.
22170 (legitimize_address): Handle CONST with TLS operand.
22171 (ix86_expand_move): Don't call legitimize_pic_address directly.
22172 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
22173
22174 2004-07-06 Roger Sayle <roger@eyesopen.com>
22175
22176 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
22177 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
22178 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
22179 is currently executed unconditionally, i.e. not in "else_bb".
22180
22181 2004-07-06 Steven Bosscher <stevenb@suse.de>
22182
22183 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
22184 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22185 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
22186 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22187 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
22188 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22189 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
22190 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22191 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
22192 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22193 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
22194 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22195 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
22196 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22197 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
22198 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22199
22200 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
22201
22202 * dojump.c (do_jump): REFERENCE_EXPR is dead.
22203 * expr.c (expand_expr_real_1): Ditto.
22204 * tree-inline.c (estimate_num_insns_1): Ditto.
22205 * tree-pretty-print.c (dump_generic_node): Ditto.
22206 (op_symbol): Ditto.
22207 * tree.def: Ditto.
22208
22209 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
22210
22211 * tree-ssa-pre.c (reference_node_pool): New pool.
22212 (find_or_generate_expression): Class 'r' is okay too.
22213 (create_value_expr_from): Ditto.
22214 (add_to_sets): LHS should not include vuses.
22215 (eliminate): Ditto.
22216 (compute_avail): Reverse ordering of tests.
22217 Valuize INDIRECT_REF as well.
22218
22219 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
22220
22221 PR rtl-optimization/16380
22222 * loop.c (check_dbra_loop): Sink comparison instructions if they
22223 do something other than set cc0.
22224
22225 2004-07-06 James E Wilson <wilson@specifixinc.com>
22226
22227 * doc/interface.texi (longjmp and automatic variables): Delete
22228 paragraph recommending taking the address of a variable.
22229
22230 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
22231
22232 * vec.h (VEC_embedded_alloc): Remove.
22233 (VEC_embedded_size, VEC_embedded_init): New.
22234 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
22235 MEM_STAT_INFO.
22236 (VEC_truncate): New.
22237 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
22238 (vec_embedded_alloc): Remove.
22239 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
22240 (vec_embedded_alloc): Remove.
22241
22242 2004-07-06 Mark Mitchell <mark@codesourcery.com>
22243
22244 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
22245 (gt-langhooks.h): Remove.
22246
22247 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
22248
22249 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
22250
22251 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
22252
22253 * config/sparc/sparc.c (get_pc_symbol): Rename into
22254 add_pc_to_pic_symbol.
22255 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
22256 (load_pic_register): Account for previous changes.
22257 Use reg_names. Don't create the label twice.
22258 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
22259 UNSPEC_LOAD_PCREL_SYM.
22260 (get_pc): Rename into load_pcrel_sym. Add predicate to
22261 operands. Remove condition.
22262
22263 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
22264
22265 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
22266 RECORD, UNION & QUAL_UNION is actually a binfo.
22267
22268 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
22269 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
22270 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
22271 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
22272 * dwarf2out.c (add_data_member_location_attribute): Likewise.
22273 (gen_inheritance_die): Likewise.
22274 * tree-dump.c (deque_and_dump): Likewise.
22275 * doc/c-tree.texi (Binfos): Add under reconstruction note.
22276
22277 2004-07-06 Steven Bosscher <stevenb@suse.de>
22278
22279 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
22280 Define.
22281 * config/mcore/mcore.md: Model memory latency with a simple DFA
22282 pipeline description instead of a define_function_unit.
22283
22284 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22285
22286 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
22287 * langhooks.h (var_mod_type_p): Likewise.
22288 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
22289 * expr.c (count_type_elements): Properly handle return from
22290 array_type_nelts and properly test for overflow.
22291 * gimplify.c (gimplify_init_constructor): Properly handle return
22292 from array_type_nelts.
22293 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
22294 * integrate.c (copy_decl_for_inlining): Correct comments.
22295 * tree-inline.c (remap_decl): Update comments, remove dead code,
22296 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
22297 (remap_type): Only remap if variably modified by vars in function
22298 being inlined.
22299 (copy_body_r): Use compatible_type langhooks to see when can fold.
22300 (setup_one_parameter): Don't remap type.
22301 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
22302 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
22303 compute TREE_INVARIANT for decl case.
22304 (find_var_from_fn): New function.
22305 (variably_modified_type_p): Add arg and call new function.
22306 * tree.h (variably_modified_type_p): Add extra arg.
22307
22308 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
22309
22310 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
22311 (goto_handler_and_restore_v9): Delete disabled insn.
22312 (goto_handler_and_restore_v9_sp64): Likewise.
22313
22314 2004-07-05 Roger Sayle <roger@eyesopen.com>
22315
22316 * calls.c (load_register_parameters): Call expand_shift instead
22317 of expand_binop with ashl_optab (or other shift optab) directly.
22318 * expr.c (emit_group_load, emit_group_store): Likewise.
22319 * function.c (assign_parm_setup_block): Likewise.
22320 * stmt.c (shift_return_value): Likewise.
22321
22322 2004-07-05 Jakub Jelinek <jakub@redhat.com>
22323
22324 * expr.c (expand_assignment): Disable the bitfield += optimizations.
22325
22326 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
22327
22328 * doc/sourcebuild.texi: Revert previous patch.
22329
22330 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
22331
22332 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
22333 TARGET_MEM_FUNCTIONS.
22334 * system.h: Poison TARGET_MEM_FUNCTIONS.
22335 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
22336 bcmp_libfunc, bzero_libfunc): Remove.
22337 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
22338 bzero_libfunc.
22339 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
22340 * doc/standards.texi: Don't mention calling BSD string functions.
22341 * doc/invoke.texi: Likewise. Mention that memmove may be called.
22342 * config/vax/t-memfuncs: New.
22343 * config/memcmp.c, config/memcpy.c, config/memmove.c,
22344 config/memset.c: New.
22345 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
22346 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
22347 vax/t-memfuncs.
22348 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
22349 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
22350 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
22351 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
22352 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
22353 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
22354 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
22355 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
22356 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
22357 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
22358
22359 2004-07-05 Richard Henderson <rth@redhat.com>
22360
22361 * function.c (assign_parm_setup_reg): Properly rename variables in
22362 FUNCTION_ARG_CALLEE_COPIES section.
22363
22364 2004-07-05 Zack Weinberg <zack@codesourcery.com>
22365
22366 * tree-mudflap.c: Include cgraph.h.
22367 (mf_init_extern_trees): Rename to mudflap_init. Export.
22368 Rewrite to create synthetic declarations instead of looking
22369 up declarations from mf-runtime.h.
22370 (mf_make_builtin, mf_make_cache_struct_type): New functions.
22371 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
22372 Correct commentary.
22373 (execute_mudflap_function_decls, mudflap_register_call):
22374 Don't call mf_init_extern_trees.
22375 (mudflap_finish_file): Use cgraph_build_static_cdtor.
22376
22377 * tree-mudflap.h: Update prototypes.
22378 * c-mudflap.c: Delete file.
22379 * c-common.c: Include tree-mudflap.h.
22380 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
22381 * Makefile.in: Remove all references to c-mudflap.o.
22382 Update dependencies.
22383
22384 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22385
22386 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
22387 displacements with the spatial-locality cache-control completer.
22388
22389 2004-07-05 Zack Weinberg <zack@codesourcery.com>
22390
22391 * langhooks.c: Don't include gt-langhooks.h.
22392 (var_labelno): Delete.
22393 (lhd_set_decl_assembler_name): Do not append a distinguishing
22394 number to file-scope internal-linkage declarations for the first
22395 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
22396 the declaration itself (if at block scope), or its containing
22397 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
22398 number.
22399
22400 * opts.c (cur_in_fname): New global.
22401 * opts.h: Declare it.
22402 * tree.c: Include opts.h.
22403 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
22404 DECL_UID equal to cur_in_fname.
22405 (copy_node_stat): Do not change DECL_UID when copying a
22406 TRANSLATION_UNIT_DECL.
22407 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
22408 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
22409
22410 * c-decl.c (c_static_assembler_name): Delete.
22411 * c-tree.h (c_static_assembler_name): Delete prototype.
22412 * c-lang.c, objc/objc-lang.c: Don't override
22413 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
22414
22415 * Makefile.in (tree.o): Update dependencies.
22416 (GTFILES): Remove langhooks.c.
22417
22418 2004-07-05 Roger Sayle <roger@eyesopen.com>
22419
22420 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
22421 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
22422 Normalize "X % C" as "X % -C" for signed modulus and negative C.
22423 Optimize "X % -Y" as "X % Y" for signed modulus.
22424 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
22425 into "((unsigned) X % Y) == 0".
22426
22427 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
22428
22429 * sourcebuild.texi (Config Fragments): Use @comma{} in
22430 cross-reference to section title.
22431
22432 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22433
22434 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
22435 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
22436 (gimplify_target_expr, gimplify_expr): Likewise.
22437 (copy_if_shared_r): No longer need special case for BIND_EXPR.
22438 (unshare_body, unvisit_body): Only look at nested if BODY_P is
22439 whole function.
22440 (gimplify_compound_lval): See if we can strip any useless conversion.
22441 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
22442 from RHS, not LHS.
22443 (gimplify_modify_expr_to_memset): Likewise.
22444 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
22445 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
22446 (declare_inline_vars): Likewise.
22447 (walk_type_fields): New function.
22448 (walk_tree): Use it.
22449 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
22450
22451 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
22452 (sra_walk_modify_expr): Allow init function to fail.
22453 (scan_init): Now returns bool.
22454 (generate_element_init): If can't understand INIT, return false.
22455 (scalarize_init): Return false if generate_element_init does.
22456
22457 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
22458 print bounds.
22459
22460 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
22461 bounds if bounds aren't constant.
22462
22463 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
22464
22465 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
22466 to type hooks; remove bogus PARAMS.
22467
22468 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
22469
22470 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
22471 * dwarf2out.c (add_data_member_location_attribute): Check for
22472 TREE_BINFO.
22473 * tree.c (tree_node_kinds): Add "binfos".
22474 (binfo_lang_slots): New.
22475 (make_node_stat): Add TREE_BINFO.
22476 (make_tree_binfo_stat): New.
22477 (tree_node_structure): Add TREE_BINFO.
22478 * tree.def (TREE_BINFO): New.
22479 * tree.h (REC_OR_UNION_CHECK): Rename to ...
22480 (RECORD_OR_UNION_CHECK): ... here.
22481 (NOT_RECORD_OR_UNION_CHECK): New.
22482 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
22483 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
22484 RECORD_OR_UNION_CHECK.
22485 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
22486 (TYPE_LANG_SLOT_1): New.
22487 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
22488 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
22489 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
22490 (BINFO_ELTS): Remove.
22491 (BINFO_LANG_SLOT): New.
22492 (struct tree_binfo): New.
22493 (binfo_lang_slots): Declare.
22494 (enum tree_node_structure_enum): Add TS_BINFO.
22495 (union tree_node): Add binfo.
22496 (make_tree_binfo_stat): Declare.
22497 (make_tree_binfo): New.
22498 (enum tree_node_kind): Add binfo_kind.
22499
22500 * objc/objc-act.c (start_class, objc_declare_protocols,
22501 start_protocols): Use TYPE_LANG_SLOT_1.
22502 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
22503 to ...
22504 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
22505 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
22506 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
22507 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
22508
22509 2004-07-05 Steven Bosscher <stevenb@suse.de>
22510
22511 * rtl.h (struct rtx_def): Remove the integrated flag.
22512 Use the return_val flag for MEM_SCALAR_P.
22513 Reshuffle and update flags in CLEAR_RTX_FLAGS.
22514
22515 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
22516
22517 PR target/16357
22518 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
22519 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
22520 move_by_pieces.
22521
22522 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
22523
22524 * var-tracking.c: Fix some comments.
22525 (frame_stack_adjust): New.
22526 (vt_stack_adjustments): Init stack_adjust of entry block to
22527 minus stack adjustment of function prologue.
22528 (adjust_stack_reference): Do not adjust if adjustment == 0.
22529 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
22530 (emit_notes_in_bb): Likewise.
22531 (vt_add_function_parameters): Do not adjust locations of
22532 function arguments.
22533 (vt_initialize): Compute the stack adjustment of function
22534 prologue and offset the initial "location" of frame_base_decl
22535 from the stack pointer after prologue.
22536
22537 2004-07-04 Richard Henderson <rth@redhat.com>
22538
22539 * function.c (struct assign_parm_data_all): New.
22540 (struct assign_parm_data_one): New.
22541 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
22542 assign_parm_find_data_types, assign_parms_setup_varargs,
22543 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
22544 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
22545 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
22546 assign_parm_setup_block, assign_parm_setup_reg,
22547 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
22548 (assign_parms): ... here.
22549
22550 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
22551
22552 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
22553 now are bitmap_set_t's.
22554 (bitmap_insert_into_set): No point in inserting the value if
22555 it's invariant.
22556 (bitmap_set_contains): New function.
22557 (bitmap_set_replace_value): Add comment on why we do it
22558 this way.
22559 (set_contains): Removed.
22560 (bitmap_set_subtract_from_value_set): New name of
22561 set_subtract now that it's arguments are two different
22562 types of sets.
22563 Update callers.
22564 (bitmap_find_leader): Change algorithm used.
22565 (find_or_generate_expression): Update use of functions for new
22566 bitmap sets.
22567 (create_expression_by_pieces): Ditto.
22568 (insert_aux): Ditto.
22569 (insert): Ditto.
22570 (add_to_sets): Ditto.
22571 (init_pre): Ditto.
22572 (execute_pre): Ditto.
22573 (compute_avail): Ditto.
22574 Also ignore virtual phis.
22575
22576 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
22577
22578 * combine.c (simplify_comparison): Fix comment typo.
22579
22580 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
22581
22582 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
22583 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
22584 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
22585 (output_restore): Change parameter from 'insn' to 'pat'.
22586 (output_return): Adjust call to output_restore.
22587 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
22588 Adjust call to output_restore.
22589
22590 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
22591
22592 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
22593 and assert system is bsd.
22594
22595 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
22596
22597 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
22598 (TARGET_SWITCHES): Remove -mdebugc.
22599 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
22600 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
22601 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
22602 (sle_[sd]i_reg): Delete.
22603
22604 2004-07-04 Steven Bosscher <stevenb@suse.de>
22605
22606 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
22607 Define.
22608 * config/iq2000/iq2000.md: Translate old pipeline description to an
22609 equivalent new one.
22610
22611 2004-07-04 Roger Sayle <roger@eyesopen.com>
22612
22613 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
22614 Ensure the replacement rhs is valid gimple before performing
22615 the substitution. Return false if these sanity checks fail.
22616 (fold_stmt): Only set changed to true, if set_rhs returns true.
22617 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
22618 succeeds.
22619
22620 2004-07-04 Richard Henderson <rth@redhat.com>
22621
22622 PR c/16348
22623 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
22624
22625 2004-07-04 Mark Mitchell <mark@codesourcery.com>
22626
22627 * configure.ac (ranlib_flags): New variable.
22628 * Makefile.in (RANLIB_FLAGS): New variable.
22629 (libbackend.a): Use it.
22630 * configure: Regenerated.
22631
22632 2004-07-04 Roger Sayle <roger@eyesopen.com>
22633
22634 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
22635 a "sign mask" instead of using ashr_optab directly.
22636
22637 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
22638
22639 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
22640 * doc/cppopts.texi: Clarify processing of command-line defines.
22641
22642 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
22643
22644 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
22645
22646 2004-07-04 Richard Henderson <rth@redhat.com>
22647
22648 * rtl.def (ADDRESSOF): Remove.
22649 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
22650 (find_base_term, memrefs_conflict_p): Likewise.
22651 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
22652 (fold_rtx, cse_insn, set_live_p): Likewise.
22653 * dwarf2out.c (mem_loc_descriptor): Likewise.
22654 (add_location_or_const_value_attribute): Likewise.
22655 * emit-rtl.c (copy_insn_1): Likewise.
22656 * explow.c (memory_address): Likewise.
22657 * expmed.c (store_split_bit_field): Likewise.
22658 * expr.c (expand_expr_real_1): Likewise.
22659 * function.c (instantiate_decl
22660 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
22661 * genrecog.c (preds, validate_pattern): Likewise.
22662 * integrate.c (copy_rtx_and_substitute): Likewise.
22663 * recog.c (general_operand, register_operand): Likewise.
22664 (memory_address_p): Likwise.
22665 * reload1.c (eliminate_regs, elimination_effects): Likewise.
22666 * rtl.c (copy_rtx): Likewise.
22667 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
22668 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
22669 * rtlhooks.c (gen_lowpart_general): Likewise.
22670 * stmt.c (expand_asm_operands): Likewise.
22671 * web.c (entry_register, replace_ref, web_main): Likewise.
22672 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
22673 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
22674 * config/arm/arm.c (thumb_rtx_costs): Likewise.
22675 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
22676 * config/frv/frv.c (move_destination_operand, move_source_operand,
22677 condexec_dest_operand, condexec_source_operand,
22678 condexec_memory_operand): Likewise.
22679 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
22680 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
22681 (destination_xfmode_operand): Likewise.
22682 * config/mips/mips.h (PREDICATE_CODES): Likewise.
22683 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
22684 * config/s390/s390.c (general_s_operand): Likewise.
22685 * config/s390/s390.md (mov*): Likewise.
22686 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
22687
22688 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
22689 * expr.c (expand_expr_real_1): Likewise.
22690 * stmt.c (expand_decl): Likewise.
22691 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22692
22693 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
22694 postponed_insns, put_var_into_stack, put_reg_into_stack,
22695 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
22696 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
22697 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
22698 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
22699 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
22700 purge_bitfield_addressof_replacements, purge_addressof_replacements,
22701 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
22702 struct insns_for_mem_walk_info, insns_for_mem_walk,
22703 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
22704 setjmp_protect_args): Remove.
22705 (push_function_context_to): Don't handle var_refs_queue.
22706 (pop_function_context_from, free_after_compilation): Likewise.
22707 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
22708 (assign_parms, allocate_struct_function): Likewise.
22709 (use_register_for_decl): New.
22710 (expand_function_end): Don't setjmp_protect.
22711 * function.h (struct emit_status): Update commentary.
22712 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
22713 (max_parm_reg, parm_reg_stack_loc): Remove.
22714 * passes.c (DFI_addressof): Remove.
22715 (dump_file_info): Remove addressof.
22716 (rest_of_handle_addressof): Remove.
22717 (rest_of_compilation): Don't call it.
22718 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
22719 * stmt.c (expand_decl): Use use_register_for_decl.
22720 * tree.h: Update decls.
22721 * web.c (mark_addressof): Remove.
22722 * doc/invoke.texi (-dF): Remove.
22723
22724 2004-07-03 Richard Henderson <rth@redhat.com>
22725
22726 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
22727 instead of gen_mem_addressof.
22728 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
22729 TImode output register.
22730
22731 2004-07-03 Richard Henderson <rth@redhat.com>
22732
22733 PR tree-optimization/16341
22734 * tree-sra.c (sra_walk_function): Increment to next stmt before
22735 processing the current stmt.
22736 (sra_insert_after): Always use BSI_SAME_STMT.
22737
22738 2004-07-03 Richard Henderson <rth@redhat.com>
22739
22740 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
22741 fp plus with minus.
22742
22743 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
22744
22745 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
22746 with tree_int_cst_equal.
22747
22748 2004-07-03 Andreas Schwab <schwab@suse.de>
22749
22750 * config/ia64/ia64.md: Define new attribute "empty".
22751 (prologue_use, nop_x, insn_group_barrier): Set it.
22752
22753 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
22754 skip over "empty" insns.
22755
22756 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22757
22758 * tree-inline.c (initialize_inlined_parameters): Pass proper function
22759 context to gimplify_body.
22760 (walk_tree): Don't walk into types twice.
22761 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
22762
22763 * tree-sra.c (generate_element_init): Remove any useless conversions.
22764
22765 * gimplify.c (gimplify_conversion): Remove stripping useless
22766 conversions from here.
22767 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
22768 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
22769 Unshare before substituting PLACEHOLDER_EXPR.
22770 (gimplify_modify_expr_to_memset): Likewise.
22771 Pass address of TO to memset, not TO itself.
22772 (gimplify_init_constructor): Make copy of OBJECT so we have it each
22773 time we make an expression (to match a PLACEHOLDER_EXPR).
22774
22775 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
22776 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
22777 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
22778 * tree-ssa-dom.c (local_fold): Likewise.
22779
22780 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
22781 * langhooks.h (strct lang_hooks): New field type_max_size.
22782 * function.c (assign_temp): Call it.
22783
22784 2004-07-03 Steven Bosscher <stevenb@suse.de>
22785
22786 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
22787 * config/sh/sh.md: Convert the SH1 pipeline description to
22788 a DFA model.
22789
22790 2004-07-02 Zack Weinberg <zack@codesourcery.com>
22791
22792 * c-decl.c (struct c_binding): Remove contour field; add
22793 depth, invisible, nested fields.
22794 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
22795 (B_IN_EXTERNAL_SCOPE): New convenience macros.
22796 (bind): Add invisible and nested arguments. Initialize
22797 new fields of struct c_binding; adjust loop scanning for
22798 insertion point.
22799 (free_binding_and_advance): Clear structure with memset.
22800 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
22801 in file scope, even if it's in external scope too.
22802 (pushdecl): Adjust to match. Create invisible file-scope
22803 declarations for block-scope forward declarations of static functions.
22804 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
22805 (undeclared_variable, lookup_label, declare_label, define_label)
22806 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
22807 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
22808 (store_parm_decls_oldstyle): Adjust to match.
22809 (diagnose_mismatched_decls): Correct handling of linkage clashes.
22810 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
22811
22812 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
22813 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
22814
22815 2004-07-02 Richard Henderson <rth@redhat.com>
22816
22817 * c-decl.c (grokdeclarator): Don't frob current_function_decl
22818 around variable_size.
22819 (set_decl_nonlocal): Remove.
22820 (store_parm_decls): Add stmts for pending sizes.
22821 * calls.c (calls_function, calls_function_1): Remove.
22822 (precompute_arguments): Don't call it.
22823 * cfgexpand.c (set_save_expr_context): Remove.
22824 (tree_expand_cfg): Don't call it.
22825 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
22826 (dwarf2out_finish): Likewise.
22827 * expr.c (emit_block_move): Adjust addresses to BLKmode.
22828 (store_constructor): Don't pre-evaluate SAVE_EXPR.
22829 (safe_from_p): Don't queue SAVE_EXPRs.
22830 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
22831 or build plain VAR_DECLs.
22832 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
22833 (fold): Likewise.
22834 (fold_checksum_tree): Don't special-case SAVE_EXPR.
22835 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
22836 (put_var_into_stack): Don't handle SAVE_EXPR.
22837 (gen_mem_addressof): Likewise.
22838 * function.h (struct function): Remove x_save_expr_regs.
22839 (save_expr_regs): Remove.
22840 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
22841 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
22842 * stor-layout.c (variable_size): Don't set it.
22843 (force_type_save_exprs, force_type_save_exprs_1): Remove.
22844 * tree-inline.c (remap_save_expr): Remove fn argument. Update
22845 all callers. Don't set SAVE_EXPR_CONTEXT.
22846 * tree-inline.h (remap_save_expr): Update decl.
22847 * tree.c (save_expr): Update build size.
22848 (first_rtl_op): Don't handle SAVE_EXPR.
22849 (unsave_expr_1, contains_placeholder_p): Likewise.
22850 (decl_function_context): Likewise.
22851 * tree.def (SAVE_EXPR): Remove args 1 and 2.
22852 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
22853 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
22854
22855 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
22856
22857 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
22858 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
22859 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
22860 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
22861 some first-person references and patronizing comments. Based on
22862 printed manual.
22863 * doc/invoke.texi: Don't reference fortran@gnu.org.
22864 * doc/trouble.texi (Warning when a non-void function value is
22865 ignored): Rewrite. From Russ Allbery and Chris Devers.
22866
22867 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
22868
22869 * tree-ssa-pre.c (bitmap_set_t): New.
22870 (bb_value_sets): avail_out is now a bitmap_set_t.
22871 (bitmap_find_leader): New function.
22872 (bitmap_value_insert_into_set): Ditto.
22873 (bitmap_set_copy): Ditto.
22874 (bitmap_value_replace_in_set): Ditto.
22875 (bitmap_set_contains_value): Ditto.
22876 (bitmap_set_new): Ditto.
22877 (bitmap_set_pool): New pool.
22878 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
22879 (insert_aux): Ditto.
22880 (add_to_sets): Ditto.
22881 (compute_avail): Ditto
22882 (eliminate): Ditto.
22883 (init_pre): Ditto.
22884 (fini_pre): Ditto.
22885 (execute_pre): Ditto.
22886
22887 2004-07-02 Roger Sayle <roger@eyesopen.com>
22888
22889 * config/rs6000/rs6000.c (struct processor_costs): New structure
22890 used to hold instruction latencies/sizes for processor types.
22891 (rs6000_cost): New global variable pointing to current CPU's costs.
22892 (rs6000_override_options): Initialize rs6000_cost to point to the
22893 appropriate cost table based upon rs6000_cpu and optimize_size.
22894 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
22895 timings inline.
22896
22897 2004-07-02 Richard Henderson <rth@redhat.com>
22898
22899 * expmed.c (make_tree): Don't use SET_DECL_RTL.
22900
22901 2004-07-02 Steven Bosscher <stevenb@suse.de>
22902
22903 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
22904
22905 2004-07-01 Richard Henderson <rth@redhat.com>
22906
22907 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
22908 (alpha_gp_save_rtx): Use assign_stack_local instead of
22909 gen_mem_addressof.
22910
22911 2004-07-01 Richard Henderson <rth@redhat.com>
22912
22913 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
22914 (alpha_rtx_cost_data): Update to match.
22915 (alpha_rtx_cost_size): New.
22916 (alpha_rtx_costs): Honor optimize_size.
22917
22918 2004-07-01 Richard Henderson <rth@redhat.com>
22919
22920 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
22921 * cfgexpand.c (tree_expand_cfg): Do it here.
22922 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
22923 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
22924 * config/mips/mips.c (mips_output_mi_thunk): And here.
22925 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
22926 * config/sh/sh.c (sh_output_mi_thunk): And here.
22927 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
22928
22929 2004-07-01 Richard Henderson <rth@redhat.com>
22930
22931 * tree.def (RTL_EXPR): Remove.
22932 * c-typeck.c (lvalue_p): Don't handle it.
22933 * expr.c (safe_from_p): Likewise.
22934 (expand_expr_real_1): Likewise.
22935 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
22936 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
22937 * gengtype.c (adjust_field_tree_exp): Likewise.
22938 * stmt.c (warn_if_unused_value): Likewise.
22939 * tree-gimple.c (recalculate_side_effects): Likewise.
22940 * tree-pretty-print.c (dump_generic_node): Likewise.
22941 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
22942 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
22943 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
22944
22945 * stmt.c (struct stmt_status): Remove x_last_expr_type,
22946 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
22947 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
22948 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
22949 all the bits that tracked last_expr.
22950 (expand_end_bindings): Don't track last_expr.
22951 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
22952 (clear_last_expr): Remove.
22953 (expand_asm): Don't call it.
22954 (expand_asm_operands, expand_end_cond): Likewise.
22955 (expand_naked_return, expand_null_return_1): Likewise.
22956 * c-typeck.c (c_begin_compound_stmt): Likewise.
22957 * cfgexpand.c (expand_block): Use expand_expr_stmt.
22958 * expr.c (expand_expr_real_1): Likewise.
22959 * tree.h: Update prototypes.
22960
22961 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
22962 (struct emit_status): Remove sequence_rtl_expr.
22963 (struct function): Remove x_rtl_expr_chain.
22964 (seq_rtl_expr, rtl_expr_chain): Remove.
22965 * function.c (struct temp_slot): Remove rtl_expr.
22966 (assign_stack_temp_for_type): Don't set it.
22967 (free_temp_slots, pop_temp_slots): Don't check it.
22968 (free_after_compilation): Don't clear x_rtl_expr_chain.
22969 (fixup_var_refs): Don't search it.
22970 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
22971 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
22972 or seq_rtl_expr.
22973 (push_topmost_sequence): Likewise.
22974 (end_sequence, init_emit): Likewise.
22975 (start_sequence_for_rtl_expr): Remove.
22976 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
22977 * rtl.h (preserve_rtl_expr_result): Remove.
22978
22979 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
22980
22981 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
22982 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
22983 typos.
22984
22985 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
22986
22987 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
22988 (STANDARD_STARTFILE_PREFIX_2): Define.
22989 (standard_startfile_prefix_1): Initialize to
22990 STANDARD_STARTFILE_PREFIX_1.
22991 (standard_startfile_prefix_2): Initialize to
22992 STANDARD_STARTFILE_PREFIX_2.
22993 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
22994 (STANDARD_STARTFILE_PREFIX_1): Define.
22995 (STANDARD_STARTFILE_PREFIX_2): Define.
22996 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
22997 (STANDARD_STARTFILE_PREFIX_2): Document.
22998
22999 2004-07-01 Richard Henderson <rth@redhat.com>
23000
23001 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
23002 in order to disable scalarization. Instead set a flag and wait
23003 for a candidate decl.
23004
23005 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
23006
23007 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
23008 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
23009 Use terminology "testsuite" and "enumerated".
23010
23011 2004-07-01 Richard Henderson <rth@redhat.com>
23012
23013 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
23014 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
23015 (initial_return_save): Likewise.
23016 (flush_queued_reg_saves): Remap register numbers.
23017 (dwarf2out_return_reg): Likewise.
23018
23019 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23020
23021 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
23022
23023 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
23024 access functions for lower bound and element size and only output
23025 if lower bound nonzero or element size not same as that of type.
23026 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
23027
23028 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23029
23030 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
23031
23032 2004-07-01 Per Bothner <per@bothner.com>
23033
23034 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
23035
23036 2004-07-01 Jakub Jelinek <jakub@redhat.com>
23037
23038 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
23039 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
23040 first operand. Don't optimize if the bitfield is volatile.
23041
23042 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23043
23044 * c-pretty-print.c (pp_c_postfix_expression): Handle
23045 floating-point comparison operators.
23046 (pp_c_expression): Pass floating-point comparison
23047 operators to pp_c_postfix_expression.
23048
23049 2004-07-01 Roger Sayle <roger@eyesopen.com>
23050
23051 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
23052 rtx_cost instead of "had_mult" to determine whether the transformed
23053 expression is cheaper than the original.
23054
23055 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
23056
23057 * alias.c (get_alias_set, canon_rtx, get_addr,
23058 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
23059 Use MEM_P.
23060 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
23061 expand_builtin): Likewise.
23062 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
23063 Likewise.
23064 * combine.c (can_combine_p, combinable_i3pat, try_combine,
23065 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
23066 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
23067 record_dead_and_set_regs_1, get_last_value_validate,
23068 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
23069 * cse.c (check_dependence, canon_hash, equiv_constant,
23070 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
23071 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
23072 count_reg_usage): Likewise.
23073 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
23074 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
23075 cselib_record_sets): Likewise.
23076 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
23077 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
23078 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
23079 * df.c (df_uses_record): Likewise.
23080 * dojump (do_jump): Likewise.
23081 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
23082 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
23083 decl_start_label): Likewise.
23084 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
23085 operand_subword, change_address_1, make_safe_from): Likewise.
23086 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
23087 stabilize, force_not_mem): Likewise.
23088 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
23089 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
23090 * expr.c (convert_move, convert_modes, emit_block_move,
23091 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
23092 emit_move_insn_1, expand_assignment, store_expr,
23093 store_constructor_field, store_constructor, store_field,
23094 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
23095 Likewise.
23096 * final.c (cleanup_subreg_operands, alter_subreg,
23097 get_mem_expr_from_op): Likewise.
23098 * flow.c (notice_stack_pointer_modification_1,
23099 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
23100 Likewise.
23101 * function.c (mark_temp_addr_taken, preserve_temp_slots,
23102 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
23103 optimize_bit_field, flush_addressof, purge_addressof_1,
23104 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
23105 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
23106 keep_stack_depressed): Likewise.
23107 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
23108 noce_process_if_block, find_memory): Likewise.
23109 * integrate.c (subst_constants, allocate_initial_values): Likewise.
23110 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
23111 update_equiv_regs): Likewise.
23112 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
23113 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
23114 * optabs.c (expand_abs, emit_unop_insn): Likewise.
23115 * passes.c (rest_of_handle_final): Likewise.
23116 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
23117 move2add_note_store): Likewise.
23118 * ra-build.c (detect_remat_webs): Likewise.
23119 * ra-debug.c (dump_static_insn_cost): Likewise.
23120 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
23121 * recog.c (validate_change, apply_change_group, cancel_changes,
23122 validate_replace_rtx_1, general_operand, register_operand,
23123 nonmemory_operand, push_operand, pop_operand, memory_operand,
23124 indirect_operand, asm_operand_ok, offsettable_memref_p,
23125 offsettable_nonstrict_memref_p, constrain_operands,
23126 store_data_bypass_p): Likewise.
23127 * reg-stack.c (subst_stack_regs_pat): Likewise.
23128 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
23129 copy_cost, reg_scan_mark_refs): Likewise.
23130 * regmove.c (optimize_reg_copy_3, stack_memref_p,
23131 combine_stack_adjustments_for_block): Likewise.
23132 * regrename.c (copyprop_hardreg_forward_1): Likewise.
23133 * reload.c (can_reload_into, push_reload, decompose, immune_p,
23134 find_reloads, find_reloads_address, find_reloads_address_1,
23135 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
23136 find_equiv_reg): Likewise.
23137 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
23138 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
23139 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
23140 delete_address_reloads): Likewise.
23141 * resource.c (mark_referenced_resources): Likewise.
23142 * rtlanal.c (get_jump_table_offset, count_occurrences,
23143 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
23144 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
23145 num_sign_bit_copies1): Likewise.
23146 * rtlhooks.c (gen_lowpart_general): Likewise.
23147 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
23148 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
23149 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
23150 sdbout_global_decl): Likewise.
23151 * simplify-rtx.c (simplify_subreg): Likewise.
23152 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
23153 expand_anon_union_decl, expand_end_case_type): Likewise.
23154 * unroll.c (calculate_giv_inc): Likewise.
23155 * var-tracking.c (stack_adjust_offset_pre_post,
23156 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
23157 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
23158 vt_add_function_parameters): Likewise.
23159 * varasm.c (make_var_volatile, notice_global_symbol,
23160 assemble_external, decode_addr_const, mark_weak,
23161 default_encode_section_info): Likewise.
23162
23163 2004-07-01 Steven Bosscher <stevenb@suse.de>
23164
23165 * stmt.c (check_seenlabel): Remove.
23166 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
23167
23168 2004-07-01 Richard Henderson <rth@redhat.com>
23169
23170 * function.h (struct function): Remove x_function_call_count.
23171 (function_call_count): Remove.
23172 * calls.c (expand_call): Don't set it.
23173 * integrate.c (copy_rtx_and_substitute): Likewise.
23174
23175 * function.h (struct function): Remove x_cleanup_label.
23176 (cleanup_label): Remove.
23177 * stmt.c (expand_value_return): Don't use it.
23178 * function.c (free_after_compilation): Don't set it.
23179 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
23180 * cfgexpand.c (tree_expand_cfg): Update call.
23181 * tree.h (expand_function_start): Update decl.
23182
23183 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
23184
23185 PR c/1027
23186 * c-lang.c (c_initialize_diagnostics): Move from here ...
23187 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
23188 (c_tree_printer): Use pretty-printer to format %T.
23189 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
23190 before '*' if not C++.
23191 (pp_c_direct_abstract_declarator): Don't try to print array upper
23192 bound for flexible array members.
23193 * c-tree.h: Include "diagnostic.h".
23194 (c_initialize_diagnostics): Declare.
23195 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
23196 * c-format.c (format_type_warning): New function. Improve
23197 diagnostics for incorrect format argument types.
23198 (check_format_types): Use it. Add two parameters. Use the
23199 TYPE_MAIN_VARIANT of wanted_type.
23200 (check_format_info_main): Pass new parameters to
23201 check_format_types.
23202 (struct format_wanted_type): Update comment.
23203
23204 2004-07-01 Nick Clifton <nickc@redhat.com>
23205
23206 * target.h (struct gcc_target): Add new field to struct cxx:
23207 import_export_class.
23208 * target-def.h (TARGET_CXX): Initialise the new field.
23209 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
23210 the new field.
23211 * doc/tm.texi: Document the new target hook.
23212
23213 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23214
23215 * builtins.c (fold_builtin_classify): Fix typo.
23216
23217 2004-07-01 Richard Henderson <rth@redhat.com>
23218
23219 * function.c (identify_blocks, identify_blocks_1): Remove.
23220 * function.h (identify_blocks): Remove.
23221 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
23222
23223 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23224
23225 * builtins.c (fold_builtin_classify): New.
23226 (fold_builtin_unordered_cmp): Fix commentary.
23227 (fold_builtin): Use it.
23228 * builtins.def: Define builtins for isnan,
23229 isnanf, isnanl, finite, finitef, finitel,
23230 isinf, isinff, isinfl.
23231
23232 2004-07-01 Richard Henderson <rth@redhat.com>
23233
23234 * function.h (struct function): Remove dont_emit_block_notes.
23235 * gimple-low.c (lower_function_body): Don't set it.
23236 * cfgexpand.c (expand_block): Don't check it.
23237 * cfglayout.c (insn_locators_initialize): Likewise.
23238 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
23239 * passes.c (rest_of_compilation): Likewise.
23240 * stmt.c (expand_start_bindings_and_block): Likewise.
23241 (expand_end_bindings): Likewise.
23242
23243 2004-07-01 Richard Henderson <rth@redhat.com>
23244
23245 * cgraph.h (cgraph_build_static_cdtor): Declare.
23246 * cgraphunit.c (cgraph_build_static_cdtor): New.
23247 * c-objc-common.c (build_cdtor): Use it.
23248 * coverage.c (create_coverage): Likewise.
23249 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
23250 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
23251
23252 See ChangeLog.11 for earlier changes.