Oops - forgot to commit the change to config.gcc when checking in this patch:
[gcc.git] / gcc / ChangeLog
1 2004-11-24 Paolo Bonzini <bonzini@gnu.org>
2
3 PR c++/16882
4
5 * tree.c (make_vector_type): Move qualifiers to the vector type,
6 use the inner type's main variant and build a main variant for
7 the vector type if necessary.
8 (type_hash_eq): Check a vector type's TYPE_VECTOR_SUBPARTS.
9
10 2004-11-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11
12 * target.h (late_rtl_prologue_epilogue): Remove.
13 * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
14 * system.h: Poison TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
15 * passes.c (rest_of_handle_prologue_epilogue): Remove and move
16 remaining bits to...
17 (rest_of_handle_flow2): ...here.
18 (rest_of_compilation): Remove call to rest_of_handle_prologue_epilogue.
19 * doc/tm.texi (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
20
21 2004-11-23 Mark Mitchell <mark@codesourcery.com>
22
23 * hwint.h (HOST_LONG_LONG_FORMAT): New macro. Use it throughout.
24 * config/i386/xm-mingw32.h (HOST_LONG_LONG_FORMAT): Define.
25 * doc/hostconfig.texi (HOST_LONG_LONG_FORMAT): Document.
26
27 2004-11-24 Daniel Jacobowitz <dan@codesourcery.com>
28
29 * config/i386/i386.c (override_options): Move
30 SUBTARGET_OVERRIDE_OPTIONS before defaulting
31 flag_omit_frame_pointer.
32
33 2004-11-23 Richard Henderson <rth@redhat.com>
34
35 * rtl.h (validate_subreg): Declare.
36 * emit-rtl.c (validate_subreg): New.
37 (gen_rtx_SUBREG): Use it.
38 * simplify-rtx.c (simplify_subreg): Likewise.
39 (simplify_gen_subreg): Likewise. Remove duplicate asserts.
40 * expr.c (emit_move_insn_1): Tidy complex move code. Use memory
41 fallback whenever gen_realpart/gen_imagpart would not be able to
42 create SUBREGs.
43
44 2004-11-23 Richard Henderson <rth@redhat.com>
45
46 * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of
47 hard-coding avoiding calls to gen_rtx_SUBREG. Split complex return
48 modes to CONCAT.
49
50 2004-11-23 Diego Novillo <dnovillo@redhat.com>
51
52 PR tree-optimization/18618
53 * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare.
54 (insert_phi_nodes_for): Change third argument to VEC(basic_block).
55 * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap).
56 Update all users.
57 (stmts_to_rescan): Likewise.
58 (const_and_copies_stack): Likewise.
59 (nonzero_vars_stack): Likewise.
60 (vrp_variables_stack): Likewise.
61
62 2004-11-23 Richard Henderson <rth@redhat.com>
63
64 * cse.c (record_jump_cond_subreg): New.
65 (record_jump_cond): Use it instead of gen_lowpart.
66
67 2004-11-23 Daniel Jacobowitz <dan@codesourcery.com>
68 Joseph Myers <joseph@codesourcery.com>
69
70 * config/sol2-c.c (solaris_register_pragmas): Use
71 c_register_pragma_with_expansion.
72 * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define.
73 * c-pragma.c (c_register_pragma): Update call to
74 cpp_register_pragma.
75 (c_register_pragma_with_expansion): New function.
76 (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION.
77 * c-pragma.h (c_register_pragma_with_expansion): New prototype.
78 * doc/extend.texi (Solaris Pragmas): Mention macro expansion for
79 #pragma align.
80 * doc/tm.texi (c_register_pragma_with_expansion,
81 HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document.
82
83 2004-11-23 Richard Henderson <rth@redhat.com>
84
85 * combine.c (gen_lowpart_for_combine): Factor out mode of x as well
86 as mode sizes into local temporaries. Unify failure path.
87
88 2004-11-23 Richard Henderson <rth@redhat.com>
89
90 * emit-rtl.c, rtl.h (subreg_hard_regno): Remove.
91 * caller-save.c (mark_set_regs): Use subreg_regno instead.
92 * final.c (alter_subreg): Likewise.
93 * local-alloc.c (reg_is_born): Likewise.
94
95 2004-11-23 Richard Henderson <rth@redhat.com>
96
97 * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly
98 instead of using a SUBREG temporary.
99
100 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
101
102 * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering
103 two checks.
104
105 2004-11-23 Zack Weinberg <zack@codesourcery.com>
106
107 * function.h (struct function): Remove calls_longjmp.
108 (current_function_calls_longjmp): Delete.
109 * tree.h (ECF_LONGJMP): Delete.
110 (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
111 (ECF_LIBCALL_BLOCK): Everybody slide down one.
112 (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
113 * builtins.c (expand_builtin_longjmp): Don't set
114 current_function_calls_longjmp.
115 * calls.c (special_function_p): Mark longjmp and siglongjmp
116 with ECF_NORETURN, not ECF_LONGJMP.
117 (emit_call_1, expand_call, emit_library_call_value_1):
118 Don't check for ECF_LONGJMP.
119 * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
120 (need_fake_edge_p): Likewise.
121
122 * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
123 * system.h: Poison NON_SAVING_SETJMP.
124 * function.c (use_register_for_decl)
125 * gcse.c (compute_hash_table_work, compute_store_table)
126 * postreload-gcse.c (record_opr_changes)
127 * reload.c (find_equiv_reg)
128 * reload1.c (reload)
129 * config/i386/i386.c (ix86_can_use_return_insn_p):
130 Remove code conditional on NON_SAVING_SETJMP.
131 * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
132
133 * config/i386/sysv3.h: Delete file.
134 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
135
136 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
137
138 * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if
139 the vectorization factor is greater than the iteration count.
140 (vect_gen_niters_for_prolog_loop): No need to calculate min if the
141 iteration count is known.
142
143 (vect_build_symbol_bound): Removed. Its functionality moved to
144 vect_generate_tmps_on_preheader.
145 (vect_generate_tmps_on_preheader): Moved content of
146 vect_build_symbol_bound here instead of calling it. Changed some
147 variables names.
148
149 (vect_build_loop_niters): We don't expect a new_bb to be generated -
150 use gcc_assert.
151 (vect_gen_niters_for_prolog_loop): Likewise.
152 (vect_gen_niters_for_prolog_loo): Likewise.
153
154 (slpeel_make_loop_iterate_ntimes): Use buildN instead of build.
155 (slpeel_add_loop_guard): Likewise.
156 (slpeel_tree_peel_loop_to_edge): Likewise.
157 (vect_do_peeling_for_alignment): Likewise.
158
159 (vect_get_first_index): Missing space.
160
161 2004-11-23 Ulrich Weigand <uweigand@de.ibm.com>
162
163 * config/s390/s390.md ("*iordi3"): Mark commutative.
164 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
165
166 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
167
168 * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
169 greater than PHI_ARG_CAPACITY.
170 (reserve_phi_args_for_new_edge): Initialize the new PHI
171 argument to NULL_TREE. Increment PHI_NUM_ARGS.
172 (add_phi_arg): Add a PHI argument to the slot given by
173 E->dest_idx.
174 (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
175 * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
176 * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
177 argument by looking at PHI_ARG_DEF.
178 (verify_phi_args): Check for a missing PHI argument. Remove
179 the check for duplicate PHI arguments.
180 * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
181 (phi_arg_d): Remove e.
182
183 * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up
184 by restricting to the case with two outgoing edges.
185
186 2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com>
187
188 * config/s390/s390.c (s390_backchain_string): Removed.
189 (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
190 (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
191 Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
192 TARGET_KERNEL_BACKCHAIN to reflect the new options.
193 * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
194 (TARGET_KERNEL_BACKCHAIN): Removed.
195 (TARGET_BACKCHAIN): Former triple state option change to a target flag.
196 (TARGET_PACKED_STACK): New macro.
197 (TARGET_SWITCHES): New switches added.
198 (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
199 removed.
200 (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
201 * config/s390/s390.md ("allocate_stack", "restore_stack_block")
202 ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
203 the change in target switch semantics.
204 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
205 (TARGET_DEFAULT): MASK_BACKCHAIN added.
206 * doc/invoke.texi: Added documentation for the new/changed options.
207
208 2004-11-23 Uros Bizjak <uros@kss-loka.si>
209
210 PR rtl-optimization/18614
211 * simplify-rtx.c (simplify_binary_operation): Do not
212 simplify inner elements of constant arguments of
213 VEC_CONCAT insn.
214
215 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
216
217 * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
218 0 instead of NULL.
219
220 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
221
222 * tree-phinode.c (make_phi_node): Use a new variable,
223 capacity, to receive the return value of ideal_phi_node_len.
224
225 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
226
227 * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
228 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
229 __gthread_recursive_mutex_init_function.
230 (__gthread_key_create): Properly cast -1.
231 (__gthread_recursive_mutex_init_function): New function.
232 (__gthread_recursive_mutex_lock): Rewrite.
233 (__gthread_recursive_mutex_trylock): Likewise.
234 (__gthread_recursive_mutex_unlock): Likewise.
235
236 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
237
238 * config/c4x/t-rtems: New.
239 * config.gcc: Reflect having added c4x/t-rtems.
240
241 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
242
243 PR tree-opt/18403
244 PR tree-opt/18505
245 * tree-vectorizer.c (vect_create_data_ref_ptr): Use
246 lang_hooks.types.type_for_size instead of integer_type_node for the
247 type of ptr_update.
248
249 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
250
251 * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
252
253 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
254
255 * config/arm/t-rtems: New.
256 * config.gcc: Reflect having added arm/t-rtems.
257
258 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
259
260 * tree-cfg.c (tree_execute_on_growing_pred): New.
261 (tree_cfg_hooks): Add tree_execute_on_growing_pred.
262 * tree-flow.h: Add a prototype for
263 reserve_phi_args_for_new_edge.
264 * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
265 (add_phi_arg): Don't resize a PHI array.
266
267 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
268
269 * config.gcc: Add avr-*-rtems*.
270 * config/avr/t-rtems: New.
271 * config/avr/rtems.h: New.
272
273 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
274
275 * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
276 always the same as op1. Use bitmap_ior_into and bitmap_and_into.
277 Add comment to function.
278
279 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
280
281 PR pch/14940
282 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
283
284 PR rtl-optimization/14838
285 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
286 note.
287 (get_last_nonnote_insn): Don't assume last insn is a note.
288
289 2004-11-22 Roger Sayle <roger@eyesopen.com>
290
291 * fold-const.c (nondestructive_fold_binary_to_constant): Rename
292 to fold_binary_to_constant.
293 (nondestructive_fold_unary_to_constant): Likewise, rename to
294 fold_unary_to_constant.
295 (fold_relational_hi_lo): Update call to fold_binary_to_constant.
296 * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
297 (nondestructive_fold_unary_to_constant): Likewise.
298 * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
299 and fold_binary_to_constant.
300 * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
301 (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
302 and EXEC_UNARY with calls to fold_*nary_to_constant.
303 * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
304 (idx_find_step): Replace uses of EXEC_BINARY with calls to
305 fold_binary_to_constant.
306
307 2004-11-22 Nick Clifton <nickc@redhat.com>
308
309 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
310 initialisation of 'e'.
311
312 2004-11-22 Roger Sayle <roger@eyesopen.com>
313
314 * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
315 * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
316 automatically for targets without TARGET_80387.
317 * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
318 sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
319 *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
320 fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
321 *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
322 *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
323 *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
324 atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
325 atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
326 acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
327 log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
328 fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
329 logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
330 expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
331 exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
332 rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
333 floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
334 frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
335 frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
336 Simplify conditionals using TARGET_USE_FANCY_MATH_387.
337
338 2004-11-22 Dale Johannesen <dalej@apple.com>
339
340 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
341 properly and comment.
342
343 2004-11-22 James A. Morrison <phython@gcc.gnu.org
344
345 * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
346 (sparc_init_builtins): New function.
347 (sparc_init_vis_builtins): Create builtin functions for VIS
348 instructions.
349 (sparc_expand_builtin): Expand builtin functions for VIS instructions.
350 (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
351 (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
352 (def_builtin): New macro for creating builtin functions.
353 (P): New mode macro for pointer types.
354 (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
355 UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
356 UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
357 (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
358 fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
359 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
360 faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
361
362 2004-11-22 Devang Patel <dpatel@apple.com>
363
364 * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
365
366 2004-11-22 Devang Patel <dpatel@apple.com>
367
368 * tree-if-conv.c (if_convertable_phi_p): Rename to ...
369 (if_convertible_phi_p): ... new name.
370 (if_convertable_modify_expr_p): Rename to ...
371 (if_convertible_modify_expr_p): ... new name.
372 (if_convertable_stmt_p): Rename to ...
373 (if_convertible_stmt_p): ... new name.
374 (if_convertable_bb_p): Rename to ...
375 (if_convertible_bb_p): ... new name.
376 (if_convertable_loop_p): Rename to ...
377 (if_convertible_loop_p): ... new name.
378
379 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
380
381 PR target/18444
382 * configure.ac (threading): Accept 'posix95'.
383 * configure: Regenerate.
384 * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
385 include sol26.h and default to posix95 threads if have_pthread_h.
386 (sparc-*-solaris2*): Likewise.
387 * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
388 * gthr-posix95.h: New file.
389 * config/sol26.h: New file.
390 * doc/install.texi (--enable-threads): Document 'posix95'.
391
392 2004-11-23 Ben Elliston <bje@au.ibm.com>
393
394 * pointer-set.h (pointer_set_contains): Remove.
395 * pointer-set.c (pointer_set_contains): Likewise.
396
397 2004-11-22 Dale Johannesen <dalej@apple.com>
398
399 * calls.c (expand_call): Do not call preserve_temp_slots.
400
401 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
402
403 * tree-flow.h: Remove the prototype for remove_phi_arg.
404 Add a prototype for remove_phi_args.
405 * tree-phinodes.c (remove_phi_arg): Remove.
406 (remove_phi_args): New.
407 * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
408 of remove_phi_arg.
409
410 * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
411 after making an edge.
412 (remove_edge): Call execute_on_shrinking_pred before removing
413 an edge.
414 (redirect_edge_succ): Call execute_on_growing_pred and
415 execute_on_shrinking_pred.
416 * cfghooks.c (execute_on_growing_pred): New.
417 (execute_on_shrinking_pred): Likewise.
418 * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
419 execute_on_shrinking_pred.
420 Add prototypes for execute_on_growing_pred and
421 execute_on_shrinking_pred.
422 * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
423 execute_on_growing_pred and execute_on_shrinking_pred.
424 (cfg_layout_rtl_cfg_hook): Likewise.
425 * tree-cfg.c (tree_cfg_hooks): Likewise.
426
427 * tree-cfg.c (tree_execute_on_shrinking_pred): New.
428 (tree_cfg_hooks): Use it.
429 * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
430 (ssa_redirect_edge): Don't call remove_phi_arg_num.
431
432 * tree-phinodes.c (remove_phi_arg_num): Make it static.
433 * tree-flow.h: Remove the corresponding prototype.
434
435 * tree-ssa.c (ssa_remove_edge): Remove.
436 * tree-flow.h: Remove the corresponding prototype.
437 * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
438 * basic-block.h: Likewise.
439 * tree-if-conv.c: Likewise.
440 * tree-ssa-threadupdate.c: Likewise.
441
442 2004-11-23 Ben Elliston <bje@au.ibm.com>
443
444 * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
445 @table to list the BSI methods. Use individual @findex directives
446 instead of one with a comma-separated list of index entries.
447
448 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
449
450 PR tree-optimization/18529
451 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
452 (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
453 (fold): Call fold_to_nonsharp_ineq_using_bound.
454 * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
455 (number_of_iterations_cond): Fold the expressions before futher
456 processing.
457 (tree_simplify_using_condition): Handle case when cond or expr is
458 an EQ_EXPR specially.
459
460 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
461
462 * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
463 SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
464
465 2004-11-22 David Edelsohn <edelsohn@gnu.org>
466 Fariborz Jahanian <fjahanian@apple.com>
467
468 * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
469 TARGET_ALTIVEC_ABI.
470 (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
471 Align 16 byte and larger vectors like Altivec.
472 (function_arg_advance): Pass any 16 byte vector like Altivec vector.
473 (function_arg): Same.
474 (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
475
476 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
477
478 PR tree-opt/18572
479 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
480 it.
481
482 2004-11-22 Richard Henderson <rth@redhat.com>
483
484 * function.c (assign_parm_setup_block): Revert 11-13 change to
485 forcably re-mode a (possibly BLKmode) hard register.
486
487 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
488
489 * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
490
491 2004-11-22 David Edelsohn <edelsohn@gnu.org>
492
493 * config/rs6000/power4.md: Remove delay between dispatch and issue
494 associated with dispatch group slots 3 and 4.
495 * config/rs6000/power5.md: Same.
496
497 2004-11-21 Jeff Law <law@redhat.com>
498
499 * cfg.c (cached_make_edge): Use find_edge rather than an inlined
500 variant.
501 * cfgbuild.c (make_edges): Likewise.
502 * cfghooks.c (can_duplicate_block_p): Likewise.
503 * cfgloop.c (loop_latch_edge): Likewise.
504 * cfgloopmanip.c (force_single_succ_latches): Likewise.
505 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
506 * predict.c (predict_loops, propagate_freq): Likewise.
507 * tracer.c (tail_duplicate): Likewise.
508 * tree-cfg.c (disband_implicit_edges): Likewise.
509 (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
510
511 2004-11-22 Nick Clifton <nickc@redhat.com>
512
513 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
514 initialisation of 'e'.
515
516 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
517
518 PR rtl-optimization/18599
519 * regrename.c (copyprop_hardreg_forward): Speed up by putting
520 BB_VISITED flags on basic blocks as we process them.
521
522 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
523
524 * config/rs6000/altivec.md (VI_char): New mode attribute.
525 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
526 (add<mode>3): ... this.
527 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
528 (sub<mode>3): ... this.
529 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
530 (smax<mode>3): ... this.
531 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
532 (smin<mode>3): ... this.
533 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
534 (umax<mode>3): ... this.
535 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
536 (umin<mode>3): ... this.
537 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
538 (and<mode>3): ... this.
539 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
540 (ior<mode>3): ... this.
541 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
542 (xor<mode>3): ... this.
543 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
544 (and<mode>3): ... this.
545 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
546 (ior<mode>3): ... this.
547 (altivec_vnor): Replace with ...
548 (altivec_nor<mode>): ... this.
549 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
550 (one_cmpl<mode>2): ... this.
551 (altivec_vandc): New expander.
552 (*andc<mode>3): New insn.
553 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
554
555 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
556
557 PR tree-opt/18536
558 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
559 creating iv instead of integer_type.
560 (vect_build_loop_niters): Remove redundant code.
561 (vect_transform_loop_bound): Removed (duplicates functionality of
562 make_loop_iterate_ntimes.
563 (vect_gen_niters_for_prolog_loop): Add documentation. Call
564 lang_hooks.types.type_for_size to create a type of the required size.
565 Use that type instead of integer_type. Remove redundant code.
566 (vect_update_niters_after_peeling): Use type of niters instead of
567 integer_type.
568 (vect_transform_loop): Unify handling of known and unknown loop bound
569 cases. Call make_loop_iterate_ntimes instead of
570 vect_transform_loop_bound.
571
572 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
573
574 PR target/18217
575 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
576 (LIB2ADDEH): Here.
577
578 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
579
580 PR tree-opt/18544
581 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
582
583 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
584
585 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
586 m32r*linux.
587 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
588 m32r/libgcc-glibc.ver.
589 * config/m32r/libgcc-glibc.ver: Add New file.
590
591 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
592
593 * bitmap.h (struct bitmap_obstack): New obstack type.
594 (struct bitmap_head_def): Replace using_obstack with obstack
595 pointer.
596 (bitmap_default_obstack): New.
597 (bitmap_initialize): Make inline, does not do allocation.
598 (bitmap_release_memory): Remove.
599 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
600 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
601 bitmap_obstack_free, bitmap_malloc_free): Declare.
602 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
603 (BITMAP_FREE): Replace with ...
604 (BITMAP_OBSTACK_FREE): ... this.
605 (BITMAP_XFREE): Adjust.
606 (BITMAP_INIT_ONCE): Remove.
607 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
608 (bitmap_default_obstack): New.
609 (bitmap_elem_to_freelist): Adjust.
610 (bitmap_element_allocate): Adjust. Break initialization into ...
611 (bitmap_obstack_initialize): ... here.
612 (bitmap_release_memory): Replace with ...
613 (bitmap_obstack_release): ... this.
614 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
615 bitmap_obstack_free, bitmap_malloc_free): New.
616 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
617 bitmap_initialize.
618 (bitmap_initialize): Move to bitmap.h.
619 * gengtype.c (open_base_files): Add obstack.h to ifiles.
620 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
621 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
622 (INITIALIZE_REG_SET): Remove.
623 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
624 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
625 (flow_obstack): Do not declare.
626 (reg_obstack): Declare.
627 * regs.h: Include obstack.h.
628 * tree-optimize.c (tree_rest_of_compilation): Initialize and
629 release bitmap obstack here.
630 * bb-reorder.c: #include regs, not basic-block.
631 (fix_crossing_conditional_branches): Allocate regsets from
632 reg_obstack.
633 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
634 obstack.h.
635 * caller-save.c: Include regs.h earlier.
636 * cfg.c: Do not include basic-block.h or obstack.h.
637 (reg_obstack): Define.
638 * cfganal.c: Include obstack.h
639 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
640 earlier.
641 * cfglayout.c: Do not include obstack.h.
642 (flow_obstack): Remove declaration.
643 (cfg_layout_duplicate_bb): Use reg_obstack.
644 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
645 * cfgrtl.c (rtl_split_block): Use reg_obstack.
646 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
647 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
648 (cfg_layout_split_edge): Use reg_obstack.
649 * cse.c: Include regs.h earlier.
650 * ddg.c: Do not include basic-block.h.
651 * dominance.c: Inlude obstack.h.
652 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
653 (calculate_global_regs_live): Likewise.
654 (allocate_bb_life_data): Use reg_obstack.
655 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
656 * global.c: Do not include basic-block.h.
657 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
658 * graph.c: Include obstack.h.
659 * haifa-sched.c: Do not include basic-block.h.
660 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
661 * local-alloc.c: Do not include basic-block.h.
662 * loop-init.c, loop-invariant.c: Include obstack.h.
663 * loop-iv.c: Likewise.
664 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
665 adjust.
666 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
667 * modulo-sched.c: Do not include basic-block.h.
668 * passes.c (rest_of_handle_final): Do not call
669 regset_release_memory.
670 * ra-debug.c: Include regs.h earlier. Do not include
671 basic-block.h.
672 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
673 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
674 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
675 (regset_release_memory): Remove.
676 * resource.c: Do not include basic-block.h.
677 * rtlanal.c: Do not include basic-block.h.
678 * sbitmap.c: Include obstack.h.
679 * sched-deps.c: Do not include basic-block.h.
680 (reg_pending_sets_head, reg_pending_clobbers_head,
681 reg_pending_uses_head): Remove.
682 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
683 * sched-ebb.c: Do not include basic-block.h.
684 * sched-rgn.c: Likewise.
685 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
686 BITMAP_XFREE.
687 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
688 * tree-sra.c (decide_instantiations): Adjust bitmap
689 initialization.
690 * tree-ssa-dce.c: Include obstack.h.
691 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
692 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
693 (bitmap_set_new): Likewise.
694 (init_pre): Initialize bitmap obstack.
695 (fini_pre): Release bitmap obstack.
696 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
697 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
698 (mark_for_rewrite, unmark_for_rewrite): Likewise.
699 (marked_ssa_names): Likewise.
700 (init_ssanames): Use BITMAP_XMALLOC.
701 (fini_ssanames): Use BITMAP_XFREE.
702 * web.c: Include obstack.h
703
704 2004-11-22 Nick Clifton <nickc@redhat.com>
705
706 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
707 predecessor in the first for-loop.
708
709 2004-11-21 Stan Shebs <shebs@apple.com>
710
711 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
712 UNION_TYPE case.
713 (function_arg): Move darwin test up, sniff mode first for
714 efficiency, test for union type.
715
716 2004-11-21 Dale Johannesen <dalej@apple.com>
717
718 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
719
720 2004-11-21 Jeff Law <law@redhat.com>
721
722 * tree-ssa.c (verify_use): Fix comment.
723 (verify_phi_args): Check that the number of incoming edges matches
724 the number of PHI arguments. Check that each PHI argument is
725 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
726 dead or duplicated edges. Clear e->aux earlier and avoid separate
727 loop to clear e->aux and test for missed edges.
728 (verify_ssa): Remove first walk over statements. Move checking
729 of PHI args into verify_phi_args. Move checking of statements
730 with aliased stores and V_MAY_DEFS into the remaining loop over
731 the statements. Register defs by walking through the formal
732 SSA_NAME table.
733
734 2004-11-21 Roger Sayle <roger@eyesopen.com>
735
736 PR middle-end/18520
737 * dojump.c (compare_from_rtx): Clarify mode argument in function
738 description. Correct order of mode/cmp_mode arguments in call to
739 simplify_relational_operation. Check "tem" for COMPARISON_P.
740
741 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
742 David Edelsohn <edelsohn@gnu.org>
743
744 PR target/17836
745 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
746 synthetic vectors in memory.
747 (function_arg_boundary): Align large synthetic vectors.
748 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
749
750 2004-11-21 Jeff Law <law@redhat.com>
751
752 * cfg.c (update_bb_profile_for_threading): Do not rescale the
753 successor probabilities if they are not going to change. Pull
754 division out of loop if we do need to rescale successor probabilities.
755
756 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
757 index of the destination block for the hash value rather than
758 hashing a pointer.
759
760 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
761
762 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
763 checks for neither argument being an array or pointer (swapping
764 the arguments if necessary), the array argument being a pointer to
765 or array of functions and for -Wchar-subscripts warnings upfront.
766
767 2004-11-20 Jeff Law <law@redhat.com>
768
769 * regrename.c (copyprop_hardreg_forward): Only search for a
770 previously processed block if the current block only has one
771 predecessor.
772
773 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
774
775 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
776 typos.
777 * config/arm/arm.c: Follow spelling conventions.
778
779 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
780
781 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
782 a bit in tune_flags.
783 (const_double_needs_minipool): Likewise. Split most of the code out
784 into ...
785 (arm_const_double_inline_cost): ... new function here.
786 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
787 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
788 word constants of length 2, 3 and 4 insns respectively.
789 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
790 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
791 constraints. Set insn lenghts accordingly.
792
793 2004-11-19 Jeff Law <law@redhat.com>
794
795 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
796 a hash table. Extensive modifications throughout to support
797 that change.
798 (struct el): New.
799 (struct local_info): New.
800 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
801 fields.
802 (redirection_data): Now a hashtable.
803 (redirection_data_hash, redirection_data_eq): New.
804 (lookup_redirection_data, create_duplicates): New.
805 (create_edge_and_update_destionation_phis): New.
806 (fixup_template_block, redirect_edges): New.
807 (thread_block): Use hash table traversals instead of loops over
808 varray entries or incoming edge vectors.
809
810 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
811
812 * basic-block.h (edge_def): Add dest_idx.
813 * cfg.c (unchecked_make_edge): Initialize dest_idx.
814 (remove_edge): Simplify the disconnection of an edge from its
815 destination.
816 (redirect_edge_succ): Likewise.
817 * cfghooks.c (verify_flow_info): Check the consistency of
818 dest_idx for each edge.
819
820 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
821
822 * simplify-rtx.c (simplify_ternary_operation): Use
823 gen_int_mode.
824
825 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
826
827 * tree-cfg.c (reinstall_phi_args): New.
828 (tree_split_edge): Use it after redirecting an edge. Don't
829 modify PHI_ARG_EDGE.
830
831 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
832
833 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
834 if checking is enabled.
835
836 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
837
838 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
839 too many nested scopes.
840
841 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
842
843 PR tree-opt/18181
844 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
845 changed to suppoer uses-after-loop and to void creating flow paths
846 that shouldn't exist.
847 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
848 Modified to fit the new peeling scheme. Avoid quadratic behavior.
849 (slpeel_add_loop_guard): Takes additional argument.
850 (slpeel_verify_cfg_after_peeling): New function.
851 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
852 documentation. Use 'exit-bb' instead of creating 'new-bb'.
853 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
854 the new peeling scheme.
855 (copy_phi_nodes): Function removed. Its functionality moved to
856 update_phis_for_duplicate_loop.
857 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
858 moved here. Added documentation. Modified to fit the new peeling scheme.
859 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
860 needed - done in slpeel_tree_peel_loop_to_edge.
861 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
862 (vect_do_peeling_for_loop_bound): Add documentation. Call
863 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
864 with additional argument.
865 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
866
867 (vect_finish_stmt_generation): Avoid 80 column oveflow.
868
869 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
870
871 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
872 arguments removed.
873 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
874 without last two arguments. Update single_exit of loops.
875 (vect_update_niters_after_peeling): Removed. Its functionality was
876 moved to vect_do_peeling_for_alignment.
877 (vect_do_peeling_for_loop_bound): New name for function previously
878 called vect_transform_for_unknown_loop_bound.
879 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
880 instead of code that duplicates the same functionality.
881 (vect_do_peeling_for_alignment): Functionality of
882 vect_update_niters_after_peeling moved here.
883 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
884 previously named vect_transform_for_unknown_loop_bound - for both known
885 and unknown loop bound cases.
886
887 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
888
889 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
890 previously called verify_loop_for_duplication. All conditions compacted
891 into one compound condition. Removed debug dumps.
892 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
893 functionality moved to vect_can_advance_ivs_p, and some to
894 vect_analyze_loop_form.
895 (vect_can_advance_ivs_p): New function. Contains functionality that was
896 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
897 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
898 (vect_analyze_operations): Call vect_can_advance_ivs_p and
899 slpeel_can_duplicate_loop_p.
900 (vect_get_loop_niters): Added documentation.
901 (vect_analyze_loop_form): Check the loop entry always - not only in case
902 of unknown loop bound. Create preheader and exit bb if necessary. Apply
903 a check that used to take place in
904 vect_analyze_loop_with_symbolic_num_of_iters.
905 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
906 Remove redundant call to rewrite_into_loop_closed_ssa.
907 (vect_compute_data_refs_alignment): Removed obsolete comment.
908
909 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
910
911 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
912 function previously called tree_duplicate_loop_to_edge.
913 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
914 previously called tree_duplicate_loop_to_edge_cfg.
915 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
916 function name.
917 (slpeel_update_phi_nodes_for_guard): Likewise.
918 (slpeel_make_loop_iterate_ntimes): Likewise.
919 (slpeel_add_loop_guard): Likewise.
920 (allocate_new_names, free_new_names): Function declaration moved to top
921 of file.
922 (rename_use_op, rename_def_op): Likewise.
923 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
924 (vect_generate_tmps_on_preheader): Function declaration moved.
925 (vect_transform_for_unknown_loop_bound): Added missing function
926 declaration.
927
928 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
929
930 PR tree-opt/18507
931 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
932 Define a VEC(tree_on_heap) for head.
933 (register_new_def): Change second argument to be a VEC(tree_on_heap).
934 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
935 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
936 the VEC(tree_on_heap) function. Also free it before returning.
937 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
938 for block_defs_stack.
939 (restore_currdefs_to_original_value): Use VEC_length instead of
940 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
941 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
942 for block_defs_stack.
943 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
944 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
945 for block_defs_stack.
946 (ssa_register_new_def): Likewise.
947 (ssa_rewrite_initialize_block): Likewise.
948 (rewrite_finalize_block): Use VEC_length instead of
949 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
950 (ssa_rewrite_finalize_block): Likewise.
951 (register_new_def): Change second argument to be a VEC(tree_on_heap).
952 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
953 (rewrite_blocks): Initialize block_defs_stack with
954 the VEC(tree_on_heap) function. Also free it before returning.
955 (rewrite_ssa_into_ssa): Likewise.
956
957 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
958
959 * config/darwin.c (machopic_data_defined_p): return 1 for
960 MACHOPIC_DEFINED_FUNCTION.
961
962 2004-11-19 Jeff Law <law@redhat.com>
963
964 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
965 arguments.
966
967 2004-11-19 Paul Brook <paul@codesourcery.com>
968
969 PR target/17735
970 * varasm.c (default_assemble_integer): Allow pointer-sized values.
971 Expand comment.
972
973 2004-11-19 Nick Clifton <nickc@redhat.com>
974
975 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
976 zero_extension and lshiftrt insns.
977 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
978 where appropriate.
979 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
980 to handle bp and bn insn patterns with a zero_extend rtx
981 inside them.
982
983 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
984
985 * config/arm/arm.md (generic_sched): Make const.
986
987 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
988
989 * emit-rtl.c (classify_insn): Make it static.
990 * rtl.h: Remove the corresponding prototype.
991
992 * integrate.c (has_func_hard_reg_initial_val,
993 get_func_hard_reg_initial_val): Make them static.
994 * integrate.h: Remove the corresponding prototypes.
995
996 2004-11-19 Ben Elliston <bje@au.ibm.com>
997
998 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
999 (dw2_asm_output_delta_sleb128): Likewise.
1000 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
1001 (dw2_asm_output_delta_sleb128): Likewise.
1002
1003 2004-11-19 Adam Nemet <anemet@lnxw.com>
1004
1005 * tree-ssa-alias.c: Fix comment.
1006
1007 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
1008
1009 * tree-outof-ssa.c: Fix a comment typo.
1010
1011 2004-11-19 Ben Elliston <bje@au.ibm.com>
1012
1013 * predict.h (predict_insn): Remove extern declaration.
1014 * predict.c (predict_insn): Make static.
1015
1016 2004-11-19 Alan Modra <amodra@bigpond.net.au>
1017
1018 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
1019
1020 2004-11-18 Nicolas Pitre <nico@cam.org>
1021
1022 * config/arm/arm.c (const_double_needs_minipool): New function to
1023 determine if a CONST_DOUBLE should be pushed to the minipool.
1024 (note_invalid_constants): Use it.
1025
1026 2004-11-18 Paul Brook <paul@codesourcery.com>
1027
1028 * config/arm/arm.c (target_float_switch): New variable..
1029 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
1030 target_float_switch.
1031 * config/arm/arm.h (target_float_switch): Declare.
1032 (ARM_FLAG_SOFT_FLOAT): Remove.
1033 (TARGET_SWITCHES): Remove hard-float and soft-float.
1034 (TARGET_OPTIONS): Add hard-float and soft-float.
1035 (TARGET_DEFAULT_FLOAT_ABI): Define.
1036 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
1037 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
1038 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
1039 * config/arm/netbsd-elf.h: Ditto.
1040 * config/arm/netbsd.h: Ditto.
1041 * config/arm/pe.h: Ditto.
1042 * config/arm/unknown-elf.h: Ditto.
1043 * config/arm/wince-pe.h: Ditto.
1044 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
1045 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
1046 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
1047
1048 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
1049
1050 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
1051 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
1052 altivec_lvx_4sf): Rename and replace with ...
1053 (altivec_lvx_<mode>): ... mode macro version.
1054 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
1055 altivec_stvx_4sf): Rename and replace with ...
1056 (altivec_stvx_<mode>): ... mode macro version.
1057 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
1058 (mov<mode>): ... mode macro version.
1059 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
1060 *movv4sf_internal1): Replace with ...
1061 (*mov<mode>_internal): ... mode macro version.
1062 (get_vrsave_internal, *set_vrsave_internal, *save_world,
1063 *restore_world): Unquote output statements.
1064 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
1065 altivec_expand_st_builtin): Adjust insn names.
1066
1067 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
1068
1069 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
1070 previous change.
1071 (rs6000_override_options): Likewise.
1072 (spe_build_register_parallel): Handle complex doubles on e500v2.
1073 (rs6000_spe_function_arg): Likewise.
1074 (function_arg): Likewise.
1075 (rs6000_function_value): Likewise.
1076 (rs6000_libcall_value): Likewise.
1077
1078 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
1079
1080 * ifcvt.c (find_if_block): Move the check for the number of edges
1081 above the loops checking for complex edges.
1082 Remove the counting of edges as we use EDGE_COUNT now.
1083
1084 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
1085
1086 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
1087 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
1088
1089 2004-11-18 Andreas Schwab <schwab@suse.de>
1090
1091 * config/i386/i386.md (define_peephole2): Revert last change.
1092
1093 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
1094
1095 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
1096 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
1097
1098 2004-11-18 Diego Novillo <dnovillo@redhat.com>
1099
1100 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
1101 of FOR_EACH_BB.
1102
1103 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
1104
1105 * Makefile.in (macro_list): Depend on s-macro_list.
1106 (s-macro_list): New target.
1107
1108 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
1109
1110 PR target/17107
1111 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
1112 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
1113 (fold_range_test): Adjust.
1114 (fold_truthop): Use it.
1115 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
1116 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
1117
1118 2004-11-18 Uros Bizjak <uros@kss-loka.si>
1119
1120 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
1121 insn split constraint.
1122 (define_peephole2): Remove unneeded "&& 1" from peephole2
1123 constraints.
1124
1125 2004-11-18 Ben Elliston <bje@au.ibm.com>
1126
1127 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
1128 element for bsi_prev; use @findex instead.
1129
1130 2004-11-18 Ben Elliston <bje@au.ibm.com>
1131
1132 * opts.h (add_input_filename): Remove extern declaration.
1133 * opts.c (add_input_filename): Make static.
1134
1135 2004-11-17 Mark Mitchell <mark@codesourcery.com>
1136
1137 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
1138 ATTRIBUTE_UNUSED.
1139
1140 2004-11-17 Zack Weinberg <zack@codesourcery.com>
1141
1142 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
1143 * system.h: Poison it.
1144 * doc/tm.texi: Delete its documentation.
1145
1146 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1147 Mark Mitchell <mark@codesourcery.com>
1148
1149 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
1150 * config/i386/i386.c (i386_solaris_elf_named_section): New
1151 function.
1152 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
1153 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
1154 64-bit.
1155 (ASM_QUAD): Don't undefine for biarch targets.
1156 * config/i386/t-sol2: Introduce multilib support.
1157
1158 2004-11-18 Ben Elliston <bje@au.ibm.com>
1159
1160 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
1161
1162 2004-11-18 Ben Elliston <bje@au.ibm.com>
1163
1164 * cgraph.h: Replace "it's" with "its" throughout.
1165
1166 2004-11-18 Ben Elliston <bje@au.ibm.com>
1167
1168 * doc/rtl.texi (Flags): Grammar fix.
1169
1170 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
1171
1172 * expmed.c (alg_code): Add alg_unknown.
1173 (alg_hash_entry): New.
1174 (NUM_ALG_HASH_ENTRIES): Likewise.
1175 (alg_hash): Likewise.
1176 (synth_mult): Cache the result into alg_hash.
1177
1178 2004-11-17 Zack Weinberg <zack@codesourcery.com>
1179
1180 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
1181 config/rs6000/libgcc-ppc64.ver.
1182
1183 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
1184
1185 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
1186 checking if an unconditional return is followed by a barrier.
1187
1188 * jump.c (condjump_p): Remove unreachable code.
1189
1190 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
1191 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
1192 tree-ssa-live.h, tree.h: Remove unused prototypes.
1193
1194 2004-11-17 Jeff Law <law@redhat.com>
1195
1196 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
1197 (edge_to_cases_elt): Renamed from edge_to_case_leader.
1198 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
1199 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
1200 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
1201 (get_cases_for_edge): New function.
1202 (start_recording_case_labels, end_recording_case_labels): Similarly.
1203 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
1204 chain equivalent CASE_LABEL_EXPRs together.
1205 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
1206 (make_switch_expr_edges): Do not record edge/cases here.
1207 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
1208 (split_critical_edges): Record cases around the edge splitting code.
1209 (cleanup_dead_labels): Use CASE_LABEL again.
1210 (tree_redirect_edge_and_branch): If we have a mapping from edge
1211 to cases, use it to handle redirections. Else do it the slow way.
1212 * tree.h (CASE_LEADER_OR_LABEL): Kill.
1213 (CASE_LABEL): Revert to just looking at the tree's second operand.
1214 * tree.c (get_case_label): Kill.
1215
1216 2004-11-17 Diego Novillo <dnovillo@redhat.com>
1217
1218 PR tree-optimization/18307
1219 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
1220 'orig' are the same node.
1221 (collect_points_to_info_r): Do not call merge_pointed_to_info
1222 when the PHI argument is identical to the LHS.
1223
1224 2004-11-17 Steven Bosscher <stevenb@suse.de>
1225
1226 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
1227 to insert the exit or entry block.
1228 (ssa_prop_init): Use add_control_edge to seed the algorithm.
1229
1230 2004-11-16 Zack Weinberg <zack@codesourcery.com>
1231
1232 * mkmap-flat.awk, mkmap-symver.awk: If the last version
1233 assigned to a symbol was '%exclude', do not emit it anywhere.
1234 If leading_underscore is true, prefix all symbols from the
1235 version scripts with a leading underscore before comparing
1236 them with nm output or emitting them. Remove support for dot
1237 symbols.
1238 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
1239 (SHLIB_MAPFILES): Use libgcc-std.ver.
1240 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
1241 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
1242 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
1243 libgcc-excl.ver and libgcc-glibc.ver.
1244
1245 * config/sh/libgcc-excl.ver: New file.
1246 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
1247
1248 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
1249
1250 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
1251 the test when the edge has the opposite meaning, not when
1252 the first argument is invariant.
1253
1254 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
1255
1256 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
1257 doubles.
1258 (rs6000_complex_function_value): Handle e500 v2 variant.
1259
1260 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
1261
1262 Fix PR tree-optimization/18519
1263
1264 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
1265 * tree-pass.h: Add TODO_cleanup_cfg.
1266 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
1267 (ccp_finalize): Remove call to cleanup_cfg.
1268 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
1269 (pass_cd_dce): Ditto.
1270 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
1271 dump_function_to_file.
1272 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
1273 to cleanup_cfg.
1274 (pass_ch): Add TODO_cleanup_cfg.
1275 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
1276 cleanup_cfg.
1277 (pass_loop_done): Add TODO_cleanup_cfg.
1278 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
1279 (tree_ssa_phiopt): Remove call to cleanup_cfg.
1280
1281 2004-11-16 Devang Patel <dpatel@apple.com>
1282
1283 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
1284
1285 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
1286
1287 * expmed.c, ra-colorize.c: Fix comment typos.
1288
1289 * doc/tm.texi: Fix typos.
1290
1291 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1292 Mark Mitchell <mark@codesourcery.com>
1293
1294 PR target/6123
1295 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
1296 __pic__ if PIC.
1297
1298 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
1299
1300 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
1301 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
1302
1303 2004-11-16 Devang Patel <dpatel@apple.com>
1304
1305 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
1306
1307 2004-11-16 Eric Christopher <echristo@redhat.com>
1308
1309 * config/mips/mips.c: Use rtl _P predicates.
1310 * config/mips/mips.h: Ditto.
1311 * config/mips/mips.md: Ditto.
1312
1313 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
1314
1315 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
1316 the pattern.
1317
1318 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
1319
1320 * config/s390/s390.c (s390_cc_modes_compatible): New function.
1321 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
1322
1323 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
1324
1325 PR target/18447
1326 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
1327 before and after the insns for getting GOT address in non-PIC
1328 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
1329 is enabled.
1330
1331 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
1332
1333 * gcc/cse.c (struct change_cc_mode_args): New structure.
1334 (cse_change_cc_mode_insn): New function.
1335 (cse_change_cc_mode): Use validate_change to perfom changes.
1336 (cse_change_cc_mode_insns, cse_condition_code_reg):
1337 Call cse_change_cc_mode_insn.
1338
1339 2004-11-16 Steven Bosscher <stevenb@suse.de>
1340
1341 * stack.h: Remove.
1342
1343 2004-11-16 Steven Bosscher <stevenb@suse.de>
1344
1345 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
1346
1347 2004-11-15 Dale Johannesen <dalej@apple.com>
1348
1349 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
1350
1351 2004-11-15 Dale Johannesen <dalej@apple.com>
1352
1353 * profile.c (compute_branch_probabilities): Prevent
1354 crash with EH in RTL-based profiling.
1355
1356 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
1357
1358 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
1359 COND_EXPR_COND.
1360 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
1361 * tree-ssa-dom.c (thread_across_edge): Likewise.
1362 * tree-vectorizer.c (vect_transform_loop_bound): Replace
1363 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
1364 COND_EXPR_ELSE.
1365
1366 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
1367 (tree_flow_call_edges_add): Update the call to
1368 bsi_commit_edge_inserts.
1369 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
1370 * profile.c (branch_prob): Likewise.
1371 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
1372 * tree-sra.c (scalarize_function): Likewise.
1373 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
1374 * tree-ssa-pre.c (fini_pre): Likewise.
1375 * tree-flow.h: Update the prototype for
1376 bsi_commit_edge_inserts.
1377
1378 2004-11-15 Eric Christopher <echristo@redhat.com>
1379
1380 * sched-deps.c (set_sched_group_p): Delete.
1381 (delete_all_dependencies): New function.
1382 (fixup_sched_groups): Use. New function.
1383 (sched_analyze_insn): Use.
1384
1385 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
1386
1387 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
1388 RROTATE_EXPR or unknown code.
1389 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
1390 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
1391 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
1392 or unknown code.
1393
1394 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
1395
1396 PR c/18498
1397 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
1398 after processing the declarator.
1399
1400 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
1401
1402 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
1403 vec_duplicate.
1404 (altivec_vspltb): Same.
1405 (altivec_vspltw): Same.
1406 (altivec_vspltisb): Same.
1407 (altivec_vspltish): Same.
1408 (altivec_vspltisw): Same.
1409 (altivec_vspltisw_v4sf): Same.
1410 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
1411 UNSPEC_VSPLTISH.
1412 Move "End of vector xor's" comment to the right place.
1413
1414 2004-11-15 Steve Ellcey <sje@cup.hp.com>
1415
1416 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
1417 instead of nonimmediate_operand.
1418
1419 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1420
1421 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
1422 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
1423 * config/sol2.c (solaris_output_init_fini): Update calls to
1424 ASM_OUTPUT_CALL. Include "rtl.h".
1425
1426 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1427
1428 * config/sol2-c.c (cmn_err_char_table): Add "p".
1429
1430 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1431
1432 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
1433 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
1434
1435 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1436
1437 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
1438 within the multilib directory.
1439
1440 2004-11-15 Nick Clifton <nickc@redhat.com>
1441
1442 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
1443 builtin assert of cpu=xstormy16.
1444
1445 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
1446
1447 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
1448 variable.
1449
1450 2004-11-14 Richard Henderson <rth@redhat.com>
1451
1452 PR 18480
1453 * calls.c (struct arg_data): Add parallel_value.
1454 (precompute_register_parameters): Set it.
1455 (load_register_parameters): Use it.
1456 (store_one_arg): Also set it here.
1457
1458 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
1459
1460 PR tree-optimization/18431
1461 * fold-const.c (associate_trees): Do not produce x + 0.
1462 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
1463 (fold): Use them.
1464 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
1465 Moved ...
1466 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
1467 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
1468
1469 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1470
1471 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
1472
1473 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1474
1475 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
1476 value-prof.c: Fix comment typos.
1477
1478 2004-11-14 Stan Shebs <shebs@apple.com>
1479
1480 Basic ABI changes for passing structs by value in 64-bit Darwin.
1481 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
1482 (rs6000_override_options): Set it for 64-bit Darwin.
1483 (rs6000_parse_abi_options): Add testing options to change it.
1484 (rs6000_return_in_memory): Test whether the type is one
1485 that can be passed in registers.
1486 (darwin64_function_arg_advance): New.
1487 (function_arg_advance): Call it, plus add recursion depth
1488 argument and test when counting off arguments.
1489 (rs6000_darwin64_function_arg): New.
1490 (function_arg): Call it.
1491 (setup_incoming_varargs): Add argument to function_arg_advance.
1492 (rs6000_darwin64_function_value): New.
1493 (rs6000_function_value): Call it.
1494 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
1495 * config/rs6000/rs6000-protos.h: Update decl of
1496 function_arg_advance.
1497
1498 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
1499
1500 PR c/17279
1501 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
1502 support TImode before adding __int128_t and __uint128_t types.
1503
1504 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
1505
1506 PR tree-opt/18400
1507 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
1508 (vect_transform_loop_bound): Set loop->nb_iterations.
1509
1510 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
1511 Andrew Pinski <pinskia@physics.uc.edu>
1512
1513 PR tree-opt/18425
1514 * tree-vectorize.c (vect_build_loop_niters): Do not insert
1515 NULL into the instruction stream. Initialize new_bb to NULL.
1516 (vect_update_ivs_after_vectorizer): Likewise.
1517 (vect_gen_niters_for_prolog_loop): Likewise.
1518
1519 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
1520
1521 PR tree-optimization/18431
1522 * tree-flow.h (stmt_references_memory_p): Declare.
1523 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
1524 * tree-ssa.c (stmt_references_memory_p): New function.
1525
1526 2004-11-14 Andreas Schwab <schwab@suse.de>
1527
1528 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
1529 $(EXPR_H).
1530
1531 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1532
1533 * c-common.c (walk_stmt_tree): Remove.
1534 * c-common.h: Remove the corresponding prototype.
1535
1536 * emit-rtl.c (push_to_full_sequence): Remove.
1537 * rtl.h: Remove the corresponding prototype.
1538
1539 * cselib.c, expr.c: Fix comment typos.
1540
1541 2004-11-13 Richard Henderson <rth@redhat.com>
1542
1543 * calls.c (precompute_register_parameters): Force all PARALLELs
1544 into pseudo registers.
1545 (load_register_parameters): Copy PARALLELs into hard registers.
1546 * function.c (assign_parm_setup_block): Copy PARALLELS into
1547 pseudo registers. Do emit_group_store in conversion_insns.
1548 * expr.c (emit_group_load_1): Rename from emit_group_load, take
1549 tmps as an argument. Move final copy loop ...
1550 (emit_group_load): ... here. New function.
1551 (emit_group_load_into_temps, emit_group_move_into_temps): New.
1552 * expr.h: Declare them.
1553
1554 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1555
1556 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
1557 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
1558 with PHI_CHAIN where appropriate.
1559
1560 2004-11-13 Dale Johannesen <dalej@apple.com>
1561
1562 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
1563 (tree_block_label): Ditto.
1564 (flush_pending_stmts): Ditto.
1565 (insert_edge_copies): Ditto.
1566 (expr_invariant_in_loop_p): Ditto.
1567 (TDF_USE_OPS): Parenthesize definition.
1568 (TDF_USE_VOPS): Ditto.
1569
1570 2004-11-13 David Edelsohn <edelsohn@gnu.org>
1571
1572 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
1573 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
1574 (atoll): Declare.
1575 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
1576
1577 2004-11-14 Joseph Myers <joseph@codesourcery.com>
1578
1579 * config/i386/i386.c (override_options): Move loop to set default
1580 tuning to correct place.
1581
1582 2004-11-13 Zak Kipling <zak@transversal.com>
1583
1584 PR target/18300
1585 * config/i386/i386.c (classify_argument): Fix infinite loop when
1586 passing object with 3 or more base classes by value.
1587
1588 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1589
1590 * doc/md.texi (constraints) <% modifier>: Mention that it is
1591 useless when the two alternatives are strictly identical.
1592
1593 2004-11-13 Richard Henderson <rth@redhat.com>
1594
1595 * expmed.c (extract_split_bit_field): Temporarily disable call to
1596 extract_force_align_mem_bit_field.
1597
1598 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1599
1600 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
1601 formatting.
1602
1603 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
1604 lambda-code.c, postreload.c, predict.c, tree-sra.c,
1605 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
1606
1607 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
1608
1609 * doc/install.texi (automake): Correctly document that everything now
1610 will use automake 1.9.3.
1611
1612 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
1613
1614 PR target/18347
1615 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
1616 TImode. Sorry for other non-complex larger-than-64-bit modes.
1617 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
1618
1619 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
1620
1621 * doc/install.texi (automake): Document that everything now uses 1.9.
1622
1623 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
1624
1625 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
1626 previous loads.
1627
1628 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1629
1630 * tree.h: Fix comment typos.
1631
1632 2004-11-13 Steven Bosscher <stevenb@suse.de>
1633
1634 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
1635 HARD_REGISTER_NUM_P.
1636
1637 * cselib.c (new_cselib_val): Make comment correct and more detailed.
1638 * flow.c (mark_set_1): Likewise.
1639
1640 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
1641 duplicate_eh_regions): Remove.
1642 * except.h (duplicate_eh_regions): Remove prototype.
1643 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
1644 global_const_equiv_varray): Remove.
1645 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
1646 global_const_equiv_varray, set_label_in_map): Remove prototypes,
1647 extern declaration, and #define.
1648 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
1649 (struct inline_remap): Remove.
1650 * varray.c (struct element): Remove entry for const_equiv_data.
1651 * varray.h (struct const_equiv_data): Remove.
1652 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
1653 (union varray_data_tag) <const_equiv>: Remove.
1654 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
1655 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
1656
1657 * regstack.c (record_label_references): Remove unused function.
1658
1659 * rtl.def (VALUE): Update comment.
1660 (LABEL_REF): Remove unused operand 2.
1661 * rtl.h (struct rtx_def): Update for removed accessor macros.
1662 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
1663 REG_LOOP_TEST_P): Remove.
1664 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
1665 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
1666 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
1667
1668 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
1669 Eric Botcazou <ebotcazou@libertysurf.fr>
1670
1671 PR target/18230
1672 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
1673 patterns.
1674 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
1675 (V32I): New macro for 32-bit modes.
1676 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
1677 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
1678 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
1679 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
1680 one_cmpldi_sp64): Use V64I instead of DI.
1681 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
1682 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
1683 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
1684 (nandv64i_vis, nandv32i_vis): New patterns.
1685
1686 2004-11-12 Mike Stump <mrs@apple.com>
1687
1688 * Makefile.in: Add html support.
1689 * java/Make-lang.in: Likewise.
1690 * fortran/Make-lang.in: Likewise.
1691 * treelang/Make-lang.in: Likewise.
1692 * doc/install.texi: Likewise.
1693 * doc/makefile.texi: Likewise.
1694 * doc/sourcebuild.texi: Likewise.
1695
1696 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1697
1698 * tree-ssa-loop-manip.c: Fix a comment typo.
1699
1700 2004-11-12 Mike Stump <mrs@apple.com>
1701
1702 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
1703 renaming this node to Concept Index.
1704 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
1705 to more closely match gcc.texi.
1706
1707 2004-11-12 Jeff Law <law@redhat.com>
1708
1709 * tree-cfg.c (hashtab.h): Include.
1710 (struct edge_to_case_leader_elt): New structure.
1711 (edge_to_case_leader): New.
1712 (edge_to_case_leader_hash): New hashtable hasing function.
1713 (edge_to_case_leader_eq): New hashtable equality function.
1714 (record_switch_edge): New function.
1715 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
1716 (make_switch_expr_edges): Build the edge-to-case-leader
1717 hash table. Tear down the hash table when we're done.
1718 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
1719 CASE_LABEL.
1720 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
1721 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
1722 to use new concept of case leaders to reduce overhead of
1723 redirecting outgoing edges from switch statements.
1724 * tree.c (get_case_label): New function.
1725 * tree.h (CASE_LABEL): Define in terms of get_case_label.
1726 (CASE_LEADER_OR_LABEL): Define.
1727
1728 2004-11-12 Ziemowit Laski <zlaski@apple.com>
1729
1730 * varasm.c (output_addressed_constants): For CONST_DECLs,
1731 output the initializer if present.
1732
1733 2004-11-12 Ziemowit Laski <zlaski@apple.com>
1734
1735 * config/rs6000/darwin.h: Fix confusing typo in comment.
1736
1737 2004-11-12 Devang Patel <dpatel@apple.com>
1738
1739 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
1740
1741 2004-11-12 Devang Patel <dpatel@apple.com>
1742
1743 * tree-if-conv.c (clean_predicate_lists): Use loop header
1744 and latch directly.
1745
1746 2004-11-12 Richard Henderson <rth@redhat.com>
1747
1748 PR 17778
1749 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
1750 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1751 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
1752 * config/i386/i386-modes.def (XF): Use it.
1753
1754 2004-11-11 Geoffrey Keating <geoffk@apple.com>
1755
1756 * Makefile.in (macro_list): Use move-if-change to avoid spurious
1757 rebuilds.
1758
1759 2004-11-12 Mark Mitchell <mark@codesourcery.com>
1760
1761 PR c++/18416
1762 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
1763 when deciding whether to pass a variable to
1764 cgraph_varpool_finalize_decl or assemble_variable.
1765 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
1766
1767 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
1768
1769 * tree-vectorizer.c: Fix a comment typo.
1770
1771 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1772
1773 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
1774
1775 2004-11-12 Diego Novillo <dnovillo@redhat.com>
1776
1777 * tree-scalar-evolution.c (analyzable_condition): Remove
1778 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
1779
1780 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
1781
1782 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1783 Remove m505/roe multilib variant.
1784
1785 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1786
1787 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
1788 to load from the stack.
1789
1790 2004-11-12 Richard Henderson <rth@redhat.com>
1791
1792 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
1793 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
1794 * toplev.h (FL2T__): Remove.
1795 (CLZ_HWI): Rename from FL2T_CLZ__.
1796 (CTZ_HWI): New.
1797 (floor_log2): Simplify.
1798 (exact_log2): New.
1799
1800 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
1801
1802 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
1803 compute the first overlapping iterations.
1804
1805 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
1806
1807 PR middle-end/18005
1808 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
1809 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
1810
1811 2004-11-12 Steven Bosscher <stevenb@suse.de>
1812
1813 PR tree-optimization/18419
1814 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
1815 pointer set instead of a bitmap.
1816 (walk_use_def_chains): Create, pass and clean up that pointer_set.
1817
1818 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
1819 field an sbitmap.
1820 (init_alias_info): Allocate and zero it here.
1821 (delete_alias_info): Delete it here.
1822 (collect_points_to_info_for): Use it.
1823
1824 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1825
1826 * alias.c (record_alias_subset, addr_side_effect_eval):
1827 Make them static.
1828 * alias.h: Remove the prototype for record_alias_subset.
1829 * expr.h: Remove the commented-out prototype for
1830 record_alias_subset.
1831 * rtl.h: Remove the prototype for addr_side_effect_eval.
1832
1833 * cfglayout.c (choose_inner_scope): Make it static.
1834 * rtl.h: Remove the corresponding prototype.
1835
1836 * cfgloopmanip.c (update_single_exits_after_duplication,
1837 unloop): Make them static.
1838 * cfgloop.h: Remove the corresponding prototypes.
1839
1840 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
1841 Make them static.
1842 * c-tree.h: Remove the corresponding prototypes.
1843
1844 * explow.c (round_push): Make it static.
1845 * expr.h: Remove the corresponding prototype.
1846
1847 * varasm.c (get_named_section_flags, decl_tls_model): Make
1848 them static.
1849 * output.h: Remove the prototype for get_named_section_flags.
1850 * tree.h: Remove the prototype for decl_tls_model.
1851
1852 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1853
1854 * function.c (expand_function_end): Remove an "if" statement
1855 that always triggers.
1856 * stmt.c (expand_null_return_1): Likewise.
1857
1858 2004-11-11 James E. Wilson <wilson@specifixinc.com>
1859
1860 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
1861 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
1862 CLASS_MAX_NREGS): Likewise.
1863
1864 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1865
1866 PR tree-optimization/17742
1867 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
1868 MINUS_EXPR correctly.
1869
1870 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
1871
1872 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1873 Give up as soon as the evolution is known not computable.
1874
1875 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1876
1877 PR target/16457
1878 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
1879 mask64_1or2_operand.
1880 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
1881 to spot rlwinm opportunities.
1882 (and64_2_operand): Use mask_1or2_operand.
1883 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
1884
1885 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
1886
1887 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
1888 (vect_update_ivs_after_vectorizer): Update function documentation.
1889 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
1890
1891 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1892
1893 * config/arm/arm.c: Fix a comment typo.
1894
1895 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1896
1897 * bitmap.h (nBITMAP_WORD_BITS): Remove.
1898 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
1899 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
1900 unnecessary casts.
1901 (bitmap_first_set_bit): Return unsigned, use ctzl.
1902 (bitmap_last_set_bit): Remove.
1903 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
1904 unsigned.
1905 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
1906 remove special case code for two word elements.
1907 (bitmap_last_set_bit): Remove.
1908 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
1909 bitmap_first_set_bit with bitmap_empty_p.
1910 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
1911 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
1912 bitmap_last_bit_set.
1913
1914 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1915
1916 PR target/16796
1917 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
1918
1919 PR target/16458
1920 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
1921 unsigned equality compare when we know the operands are unsigned.
1922
1923 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
1924
1925 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
1926 __PIC__ and __pic__ only if TARGET_ABICALLS.
1927 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
1928 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
1929 -KPIC only if not -mno-abicalls.
1930
1931 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
1932 * config/sparc/linux.h, config/sparc/linux64.h
1933 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
1934
1935 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
1936 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
1937 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
1938 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
1939
1940 2004-11-11 Paul Brook <paul@codesourcery.com>
1941
1942 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
1943 register if current_function_uses_pic_offset_table is set.
1944
1945 2004-11-10 David Edelsohn <edelsohn@gnu.org>
1946
1947 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
1948 Change multi-instruction sequences to new attribute.
1949 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
1950 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
1951 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
1952
1953 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
1954
1955 * tree-data-ref.c (build_classic_dist_vector): If either loop
1956 is outside of the nest we asked about, the dependence can't
1957 matter.
1958 (build_classic_dir_vector): Ditto.
1959
1960 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
1961
1962 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
1963 right order.
1964 (force_var_cost): Determine cost of addition and multiplication more
1965 precisely.
1966 (get_computation_cost_at): Add cost for computing address elements to
1967 the final cost.
1968
1969 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
1970 one of the arguments of MINUS_EXPR is an address.
1971 (split_address_to_core_and_offset): New function.
1972 (ptr_difference_const): Handle case when one of the operands is a
1973 pointer.
1974 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
1975 (ptr_difference_cost): Pass addresses instead of objects to
1976 ptr_difference_const.
1977
1978 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
1979
1980 * tree.c (tree_check_failed): Emit general error if the list of
1981 node types is empty.
1982
1983 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1984
1985 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
1986 argument. When the union is passed in the 6th slot, build a
1987 PARALLEL with only one element.
1988 (function_arg): Adjust call to function_arg_union_value.
1989 (function_value): Likewise.
1990
1991 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
1992
1993 PR tree-optimization/17892
1994 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
1995 MINUS_EXPR operator.
1996
1997 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
1998
1999 PR target/18230
2000 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
2001 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
2002
2003 2004-11-10 Steven Bosscher <stevenb@suse.de>
2004
2005 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
2006 (struct basic_block_def): Remove local_set and cond_local_set
2007 fields. Update comment for global_live_at_start.
2008 * flow.c (calculate_global_regs_live): Allocate local_sets and
2009 cond_local_sets here as arrays of bitmaps previously stored in
2010 bb->local_set and bb->cond_local_set. Use xmalloc instead of
2011 obstack allocated bitmaps.
2012
2013 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
2014
2015 PR target/18380
2016 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
2017 hidden.
2018
2019 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
2020
2021 2004-11-09 Jeff Law <law@redhat.com>
2022
2023 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
2024 argument holding last unvisited block. Start search for
2025 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
2026 (connect_infinite_loops_to_exit): Supply last unvisited block
2027 to flow_dfs_compute_reverse_execute.
2028
2029 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
2030
2031 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
2032 doubles.
2033 (floatunssidf2): Same.
2034 (floatsidf2): Same.
2035 ("extendsfdf2"): New expander.
2036 (*extendsfdf2_fpr): Rename.
2037 (*truncdfsf2_fpr): Same.
2038 (*negdf2_fpr): Same.
2039 (*absdf2_fpr): Same.
2040 (*nabsdf2_fpr): Same.
2041 (*adddf3_fpr): Same.
2042 (*subdf3_fpr): Same.
2043 (*muldf3_fpr): Same.
2044 (*divdf3_fpr): Same.
2045
2046 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
2047 ("spe_fix_truncdfsi2"): Same.
2048 (spe_floatunssidf2): Same.
2049 (spe_floatsidf2): Same.
2050
2051 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
2052
2053 PR c/18322
2054 * c-common.c (fname_decl): Don't use line number of decl in
2055 diagnostic.
2056
2057 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
2058
2059 * config/s390/s390-protos.h (s390_pool_operand): Remove.
2060 * config/s390/s390.c (s390_pool_operand): Likewise.
2061 (s390_extra_constraint_str): Handle 'B' constraints.
2062 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
2063 * config/s390/s390.md: Document 'B' constraints.
2064 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
2065 s390_pool_operand to prevent insns with two literal pool
2066 references. Make pattern commutative.
2067 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
2068 'B' constraint instead of s390_pool_operand.
2069
2070 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2071
2072 * tree-cfg.c (create_bb): Remove unnecessary memset.
2073
2074 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2075
2076 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
2077 (thread_block): Call flush_pending_stmt instead of
2078 copy_phis_to_block.
2079
2080 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2081
2082 * loop-iv.c (iv_number_of_iterations): Make it static.
2083 * cfgloop.h: Remove the corresponding prototype.
2084
2085 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2086
2087 * function.c (combine_temp_slots, assign_parms,
2088 expand_pending_sizes): Make them static.
2089 * tree.h: Remove the corresponding prototypes.
2090
2091 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2092
2093 * emit-rtl.c (copy_most_rtx): Remove.
2094 * rtl.h: Remove the corresponding prototype.
2095
2096 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2097
2098 * cfgloop.c (flow_loops_update): Remove.
2099 * cfgloop.h: Remove the corresponding prototype.
2100
2101 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2102
2103 * conflict.c (mark_reg, conflict_graph_compute): Remove.
2104 * basic-block.h: Remove the prototype for
2105 conflict_graph_compute.
2106
2107 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2108
2109 * tree-if-conv.c (add_to_dst_predicate_list): Change the
2110 second argument to basic_block.
2111 (tree_if_convert_cond_expr): Update call sites.
2112
2113 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2114
2115 * fold-const.c (pedantic_non_lvalue): Make it static.
2116 * tree.h: Remove the corresponding prototype.
2117
2118 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2119
2120 * optabs.c (prepare_operand): Make it static.
2121 * optabs.h: Remove the corresponding prototype.
2122
2123 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2124
2125 * reload1.c (reloads_conflict, gen_reload): Make them static.
2126 * reload.h: Remove the corresponding prototypes.
2127
2128 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2129
2130 * reload.c (refers_to_mem_for_reload_p,
2131 refers_to_regno_for_reload_p): Make them static.
2132 * reload.h: Remove the corresponding prototypes.
2133
2134 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
2135 Eric Botcazou <ebotcazou@libertysurf.fr>
2136
2137 PR target/18230
2138 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
2139 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
2140 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
2141 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
2142 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
2143 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
2144 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
2145 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
2146 MODE_VECTOR_INT modes.
2147 (sparc_extra_constraint_check): Add new constraint 'Y'.
2148 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
2149 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
2150 (V64): New mode macro for 64-bit modes.
2151 (movsf): Use V32 for mode instead of SF.
2152 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
2153 alongside 'G' constraint.
2154 (movdf): Use V64 for mode instead of DF.
2155 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
2156 of DF. Add 'Y' constraint alongside 'G' constraint.
2157 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
2158 instead of DF.
2159
2160 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
2161
2162 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
2163 integer NEG and ABS.
2164 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
2165 ("*negdi2_31"): Reimplement using a splitter.
2166 ("*negdi2_cc", "*negdi2_cconly"): New insns.
2167 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
2168 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
2169 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
2170 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
2171 ("*absdi2_cc", "*absdi2_cconly"): New insns.
2172 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
2173 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
2174 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
2175 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
2176 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
2177 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
2178 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
2179 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
2180 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
2181
2182 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
2183
2184 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
2185 when eliminating an UNSPEC_CMPINT.
2186 (s390_secondary_input_reload_class): Fix test for CC register reload.
2187 (s390_secondary_output_reload_class): Likewise.
2188 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
2189 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
2190 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
2191 insn patterns with splitters.
2192
2193 2004-11-09 David Edelsohn <edelsohn@gnu.org>
2194
2195 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
2196 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
2197
2198 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2199
2200 * tree-phinodes.c (phi_reverse): New.
2201 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
2202 Use it.
2203 * tree-flow.h: Add a prototype for phi_reverse.
2204
2205 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2206
2207 * tree-ssa-loop-ivopts.c: Fix a comment typo.
2208
2209 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
2210
2211 PR pch/14940
2212 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
2213 definitions.
2214
2215 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
2216
2217 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
2218 instead of "arg" in diagnostics.
2219
2220 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
2221
2222 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
2223 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
2224 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
2225 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
2226 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
2227 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
2228 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
2229 config/iq2000/iq2000.c, config/m32r/m32r.c,
2230 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
2231 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
2232 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
2233 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
2234 config/sh/symbian.c, config/stormy16/stormy16.c,
2235 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
2236 and %> as appropriate. Use %' as apostrophe in diagnostics where
2237 applicable. Use %< and %> in place of '' quotes where applicable.
2238 Use %qs in place of %<%s%>. Consistently quote __builtin function
2239 names.
2240
2241 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
2242
2243 * gdbinit.in (pbb, pbm): New macros.
2244
2245 2004-11-08 Jeff Law <law@redhat.com>
2246
2247 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
2248 implementing it inline.
2249
2250 * cfganal.c (find_edge): Search pred->succs or succ->preds,
2251 whichever is shorter.
2252
2253 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2254
2255 * passes.c (rest_of_handle_jump): Remove dead code.
2256
2257 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2258
2259 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
2260 the last used element in the worklist.
2261
2262 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2263
2264 * tree-inline.c (remap_save_expr): Make it static.
2265 * tree-inline.h: Remove the corresponding prototype.
2266
2267 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2268
2269 * tree-ssa-loop-niter.c (upper_bound_in_type,
2270 lower_bound_in_type): Make them static.
2271 * tree.h: Remove the corresponding prototypes.
2272
2273 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2274
2275 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
2276 static.
2277 * tree-ssa-live.h: Remove the corresponding prototypes.
2278
2279 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2280
2281 * tree-if-conv.c (tree_if_conversion): Make it static.
2282 * tree-flow.h: Remove the corresponding prototype.
2283
2284 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2285
2286 * tree-ssa-operands.c (build_ssa_operands): Make it static.
2287 * tree-flow.h: Remove the corresponding prototype.
2288
2289 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
2290
2291 PR tree-opt/18299
2292 * tree-inline.c (copy_body_r): Change "t = t" to empty
2293 statement instead of "t".
2294
2295 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2296
2297 * modulo-sched.c (create_partial_schedule,
2298 free_partial_schedule, reset_partial_schedule,
2299 ps_add_node_check_conflicts, rotate_partial_schedule): Make
2300 them static.
2301
2302 2004-11-08 Richard Henderson <rth@redhat.com>
2303
2304 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
2305 the end of a page.
2306
2307 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2308
2309 * sched-deps.c (add_insn_mem_dependence): Make it static.
2310 * sched-int.h: Remove the corresponding prototypes.
2311
2312 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2313
2314 * flow.c (allocate_bb_life_data): Make it static.
2315 * basic-block.h: Remove the corresponding prototype.
2316
2317 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2318
2319 * calls.c (split_complex_values, split_complex_types): Make
2320 them static.
2321 * expr.h: Remove the corresponding prototypes.
2322
2323 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
2324
2325 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
2326 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2327
2328 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2329
2330 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
2331 statements that always trigger.
2332
2333 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2334
2335 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
2336 tree-scalar-evolution.c, tree-ssa-loop-im.c,
2337 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
2338 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
2339 appropriate.
2340
2341 2004-11-08 Ben Elliston <bje@au.ibm.com>
2342
2343 * cgraph.h (cgraph_calls_p): Remove.
2344 * cgraph.c (cgraph_calls_p): Likewise.
2345
2346 * varray.h (varray_copy): Remove.
2347 * varray.c (varray_copy): Likewise.
2348
2349 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
2350
2351 PR target/18269
2352 * config/darwin.c (machopic_indirect_data_reference):
2353 Call gen_macho_high and gen_macho_low instead of
2354 checking the mode and calling gen_macho_high_di directly.
2355 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2356 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
2357 to darwin.md.
2358 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
2359 load_macho_picbase, macho_low, macho_high): Removed.
2360 (builtin_setjmp_receiver): Call gen_macho_high and
2361 gen_macho_low instead of checking the mode and calling
2362 gen_macho_high_di directly.
2363 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
2364 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
2365 Moved from rs6000.md.
2366 (macho_high): New expander.
2367 (macho_high_si): Renamed version of macho_high from rs6000.md.
2368 (macho_low): New expander.
2369 (macho_low_si): Renamed version of macho_low from rs6000.md.
2370 (load_macho_picbase): New expander.
2371 (load_macho_picbase_si): Renamed version of load_macho_picbase
2372 from rs6000.md.
2373 (macho_correct_pic): New expander.
2374 (macho_correct_pic_si): Renamed version of macho_correct_pic
2375 from rs6000.md.
2376
2377 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
2378
2379 * c-decl.c (finish_struct): Use complete sentences for diagnostic
2380 for structures or unions with no members or named members.
2381
2382 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
2383
2384 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
2385 taking address of bit-field by assertion.
2386
2387 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
2388
2389 * config/s390/s390.md (attribute "op_type"): Default to "NN".
2390 (attribute "atype"): Default to "agen".
2391 (attribute "length"): Default to 6.
2392 (define_asm_attibutes): Remove.
2393 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
2394 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
2395 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
2396 Do not set type attribute to "cs" where already default.
2397 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
2398 "*negdi2_31"):
2399 Do not set type attribute to "other" where already default.
2400 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
2401 "*strlendi", "*strlensi",
2402 "*movmem_long_64", "*movmem_long_31",
2403 "*clrmem_long_64", "*clrmem_long_31",
2404 "*cmpmem_long_64", "*cmpmem_long_31",
2405 "*cmpint_si", "*cmpint_di",
2406 "addti3", "*adddi3_31z", "*adddi3_31",
2407 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
2408 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
2409 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
2410 "*pool_entry", "pool_align", "pool_section_start",
2411 "pool_section_end", "main_pool", "reload_base_31", "pool"):
2412 Do not set op_type attribute to "NN" where already default.
2413 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
2414 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
2415 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
2416 Do not set atype attribute to "agen" where already default.
2417 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
2418
2419 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
2420
2421 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
2422
2423 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
2424
2425 PR target/16830
2426 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
2427 R3000 and R4000 macros on IRIX.
2428
2429 2004-11-06 Andreas Schwab <schwab@suse.de>
2430
2431 PR target/16286
2432 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
2433 __pixel.
2434
2435 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2436
2437 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
2438
2439 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
2440
2441 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
2442 matches no insns already matched by other reservations.
2443 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
2444 matches no insns already matched by other reservations.
2445 ("x_ss"): Remove, replace by ...
2446 ("x_cs"): ... this new reservation. Check type instead of op_type.
2447 Update bypasses to use x_cs instead of x_ss.
2448 ("x_nn"): Remove, replace by ...
2449 ("x_other"): ... this new reservation. Check type instead of op_type.
2450 Add x_other and x_branch to bypasses.
2451 ("x_vs"): New reservation.
2452 * config/s390/s390.md (attribute "type"): Default according to op_type.
2453 ("*execute"): Set type to "cs".
2454
2455 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2456
2457 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
2458 if we are in GIMPLE.
2459
2460 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
2461
2462 PR rtl-optimization/17933
2463 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
2464 (covers_regno_p): New function. Handle SETs of PARALLEL,
2465 and defer the rest to...
2466 (covers_regno_no_parallel_p): New function.
2467
2468 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2469
2470 * config/sparc/sparc.c (function_arg_record_value_1): Skip
2471 fields with zero length.
2472 (function_arg_record_value_2): Likewise.
2473 (function_arg_record_value_3): Use smallest_mode_for_size
2474 instead of mode_for_size.
2475 (function_arg_union_value): Return naked register for unions
2476 with zero length.
2477
2478 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2479
2480 * config/sparc/sparc.c (scan_record_type): Handle vector types.
2481 (function_arg_slotno): Handle vector types specially.
2482 (function_arg_record_value_1): Split fields with vector type and
2483 BLKmode into their subparts.
2484 (function_arg_record_value_2): Likewise. Be prepared to handle
2485 more than 2 registers per field.
2486 (function_arg_union_value): Increment regno inside the loop.
2487 (function_arg_vector_value): New function.
2488 (function_arg): Use it to split fields with vector type and
2489 BLKmode into their subparts and build a PARALLEL. Treat
2490 other vector types like floats.
2491 (function_value): Likewise.
2492 (sparc_pass_by_reference): Handle vector types.
2493 (sparc_return_in_memory): Likewise.
2494
2495 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2496
2497 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
2498 statement that never triggers.
2499
2500 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
2501
2502 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
2503 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
2504 ("x_fdivd"): Use also for fsqrtd type.
2505 ("x_fdivs"): Use also for fsqrts type.
2506 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
2507 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
2508 ("fix_truncdfsi2_ibm"): Set type to "other".
2509 ("floatdidf2", "floatdisf2"): Do not clobber CC.
2510 ("floatsidf2", "floatsidf2_ieee"): Likewise.
2511 ("floatsisf2", "floatsisf2_ieee"): Likewise.
2512 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
2513 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
2514 instead of LRER.
2515 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
2516 ("sqrtdf2"): Set type to "fsqrtd".
2517 ("sqrtsf2"): Set type to "fsqrts".
2518
2519 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2520
2521 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
2522 pointer to the last PHI node in the new PHI chain.
2523
2524 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
2525
2526 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
2527 for non-PIC TLS_MODEL_INITIAL_EXEC case.
2528
2529 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2530
2531 * expmed.c: Fix a comment typo.
2532
2533 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2534
2535 PR target/18106
2536 * config/i386/cygming.h
2537 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
2538
2539 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2540
2541 * config/sh/sh4a.md: Fix copyright.
2542
2543 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2544
2545 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
2546 with GCC.
2547
2548 2004-11-05 David Edelsohn <edelsohn@gnu.org>
2549
2550 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
2551 when carry not used. Suggested by Torbjorn Granlund.
2552
2553 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
2554 operand[1] unnecessarily. Suggested by Eric Christopher.
2555 (rs6000_adjust_cost): Increase latency of store to wider load.
2556 (rs6000_rtx_costs): mulli only allows 16-bit constants.
2557
2558 2004-11-05 Stan Shebs <shebs@apple.com>
2559
2560 * config/rs6000/rs6000.c (machopic_output_stub): Output
2561 ldu instead of lwzu for 64-bit stubs.
2562
2563 2004-11-05 Richard Henderson <rth@redhat.com>
2564
2565 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
2566 size 2 with BWX.
2567 (alpha_expand_unaligned_store): Likewise.
2568
2569 2004-11-05 Richard Henderson <rth@redhat.com>
2570
2571 * expmed.c (extract_force_align_mem_bit_field): New.
2572 (extract_split_bit_field): Call it.
2573
2574 2004-11-05 Richard Henderson <rth@redhat.com>
2575
2576 * ia64.md (UNSPEC_SHRP): New.
2577 (dshift_count_operand): New.
2578 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
2579 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
2580
2581 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2582
2583 * c-typeck.c (output_init_element): Return early if value is
2584 error_mark_node.
2585
2586 2004-11-05 James E Wilson <wilson@specifixinc.com>
2587
2588 * invoke.texi (-fno-guess-branch-probability): Rewrite.
2589
2590 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
2591 1 to UNSPEC_GR_SPILL.
2592
2593 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
2594
2595 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
2596 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
2597
2598 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
2599
2600 * bitmap.h (enum bitmap_bits): Remove.
2601 (bitmap_operation): Remove.
2602 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2603 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2604 bitmap_xor_into): Prototype.
2605 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
2606 (bitmap_operation): Remove.
2607 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2608 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2609 bitmap_xor_into): New.
2610 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
2611
2612 PR tree-optimization/18307
2613 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
2614 and ORIG being the same node.
2615
2616 2004-11-04 Geoffrey Keating <geoffk@apple.com>
2617
2618 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
2619 (install-mkheaders): Install the version built for the
2620 host, not for the build machine.
2621 * configure.ac: Always run fixincludes.
2622 (all_outputs): Remove mkheaders.
2623 * configure: Regenerate.
2624 * fixinc.in: Move to fixincludes/.
2625 * mkfixinc.sh: Likewise.
2626 * mkheaders.in: Likewise.
2627 * README-fixinc: Likewise.
2628
2629 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
2630
2631 PR target/18263
2632 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
2633 equivalent on the A4.
2634
2635 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2636
2637 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
2638 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
2639 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
2640 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
2641 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
2642 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
2643 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
2644 doc/trouble.texi: Correct end-of-sentence markup and markup of
2645 "etc.", "e.g." and "i.e.". Use @code in various places where
2646 appropriate.
2647
2648 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2649
2650 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
2651 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
2652 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
2653 whitespace.
2654
2655 2004-11-04 Mark Mitchell <mark@codesourcery.com>
2656
2657 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
2658 * doc/extend.texi: Document "notshared" attribute.
2659
2660 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2661
2662 * tree-phinodes.c (make_phi_node): Make it static.
2663 * tree.h: Remove the prototypes for make_phi_node.
2664
2665 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2666
2667 * stmt.c (expand_asm, expand_asm_operands): Make them static.
2668 * tree.h: Remove the prototypes for expand_asm and
2669 expand_asm_operands.
2670
2671 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2672
2673 * passes.c (rest_of_compilation): Make it static.
2674 * toplev.h: Remove the prototype for rest_of_compilation.
2675
2676 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2677
2678 * jump.c (cleanup_barriers): Use delete_insn instead of
2679 delete_barrier.
2680 (delete_barrier): Remove.
2681 * rtl.h: Remove the corresponding prototype.
2682
2683 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2684
2685 * expr.c (mostly_zero_p): Make it static.
2686 * tree.h: Remove the prototype for mostly_zeros_p.
2687
2688 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2689
2690 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
2691
2692 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2693
2694 * builtins.c (expand_builtin_return_addr,
2695 expand_builtin_longjmp, expand_builtin_trap): Make them static.
2696 * expr.h: Remove the prototypes for expand_builtin_longjmp and
2697 expand_builtin_trap.
2698 * tree.h: Remove the prototype for expand_builtin_return_addr.
2699
2700 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2701
2702 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
2703 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
2704 with VAL being NULL.
2705
2706 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2707
2708 * cfghooks.c (delete_basic_block): Remove code to truncate
2709 edge vectors.
2710
2711 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
2712
2713 * flow.c (init_propagate_block_info): Change the type of i to
2714 unsigned.
2715
2716 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
2717
2718 PR tree-optimization/18184
2719 * c-typeck.c (comptypes): Do not treat pointers of different
2720 modes or alias-all flags as equivalent.
2721 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
2722
2723 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
2724
2725 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
2726 reference specific C parser files in examples.
2727
2728 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
2729
2730 PR target/15342
2731 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
2732 as OP_INOUT if the instruction is predicated.
2733
2734 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2735
2736 * bitmap.h: Fix a comment typo. Follow spelling conventions.
2737 * tree-vectorizer.c: Fix a comment typo.
2738
2739 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2740
2741 * sdbout.c (SDB_GENERATE_FAKE): Remove.
2742 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
2743 * system.h: Poison SDB_GENERATE_FAKE.
2744 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
2745
2746 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
2747
2748 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
2749
2750 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2751
2752 PR other/18277
2753 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
2754 2004-10-29 patch
2755
2756 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
2757
2758 * predict.c (propagate_freq): Make bitno unsigned. Move
2759 npredecessors update out of loop.
2760
2761 * bitmap.h (bitmap_iterator): Remove word_bit and bit
2762 fields. Rename others.
2763 (bmp_iter_common_next_1, bmp_iter_single_next_1,
2764 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
2765 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
2766 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
2767 bmp_iter_and_next): Remove.
2768 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
2769 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
2770 New.
2771 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
2772 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
2773
2774 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
2775 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
2776 bitmap_and_into, bitmap_ior_into as appropriate.
2777 * except.c (remove_eh_handler): Likewise.
2778 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
2779 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2780 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
2781 * tree-ssa-live.h (live_merge_and_clear): Likewise.
2782 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
2783 Likewise.
2784
2785 * bitmap.c (bitmap_print): Make bitno unsigned.
2786 * bt-load.c (clear_btr_from_live_range,
2787 btr_def_live_range): Likewise.
2788 * caller-save.c (save_call_clobbered_regs): Likewise.
2789 * cfganal.c (compute_dominance_frontiers_1): Likewise.
2790 * cfgcleanup.c (thread_jump): Likewise.
2791 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
2792 * conflict.c (conflict_graph_compute): Likewise.
2793 * ddg.c (add_deps_for_use): Likewise.
2794 * df.c (df_refs_update): Likewise.
2795 * except.c (remove_eh_handler): Likewise.
2796 * flow.c (verify_local_live_at_start, update_life_info,
2797 initialize_uninitialized_subregs, propagate_one_insn,
2798 free_propagate_block_info, propagate_block, find_use_as_address,
2799 reg_set_to_hard_reg_set): Likewise.
2800 * gcse.c (clear_modify_mem_tables): Likewise.
2801 * global.c (global_conflicts, build_insn_chain): Likewise.
2802 * ifcvt.c (dead_or_predicable): Likewise.
2803 * local-alloc.c (update_equiv_regs): Likewise.
2804 * loop.c (load_mems): Likewise.
2805 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
2806 Likewise.
2807 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
2808 Likewise.
2809 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
2810 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
2811 * sched-rgn.c (propagate_deps
2812 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
2813 * tree-dfa.c (dump_dfa_stats
2814 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
2815 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
2816 Likewise.
2817 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
2818 free_temp_expr_table, find_replaceable_exprs): Likewise.
2819 * tree-sra.c (scan_function, scalarize_parms): Likewise.
2820 * tree-ssa-alias.c (init_alias_info,
2821 compute_points_to_and_addr_escape,
2822 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
2823 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
2824 * tree-ssa-live.c (new_tree_live_info, live_worklist,
2825 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
2826 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
2827 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
2828 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
2829 add_call_read_ops): Likewise.
2830 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
2831 * tree-ssa-live.h (num_var_partitions): Return unsigned.
2832
2833 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
2834
2835 PR tree-optimization/18009
2836 * tree-vectorizer.h (enum dr_alignment_support): New type.
2837 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
2838 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
2839 single data_reference (instead of a varray of references).
2840 * tree-vectorizer.c (new_loop_vec_info): Likewise.
2841 (vect_gen_niters_for_prolog_loop): Likewise.
2842 (vect_update_inits_of_drs): Likewise.
2843
2844 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
2845 vect_enhance_data_refs_alignment.
2846 (vect_do_peeling_for_alignment): Likewise.
2847 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
2848 this functionality used to be in vect_analyze_data_refs_alignment.
2849 Also update DR_MISALIGNMENT due to peeling; this functionality used to
2850 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
2851 (vect_analyze_data_refs_alignment): Decision on whether and by how much
2852 to peel moved to vect_enhance_data_refs_alignment. Call
2853 vect_supportable_dr_alignment.
2854
2855 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
2856 (vect_compute_data_refs_alignment): Return bool. Consider return value
2857 of vect_compute_data_ref_alignment and return true/false accordingly.
2858 (vect_enhance_data_refs_alignment): Consider return value of
2859 vect_compute_data_refs_alignment and return true/false accordingly.
2860
2861 (vect_supportable_dr_alignment): New function.
2862 (vectorizable_store): Call vect_supportable_dr_alignment.
2863 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
2864 support checks moved from here to vect_supportable_dr_alignment.
2865
2866 (vect_transform_loop): Avoid 80 columns overflow.
2867
2868 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2869
2870 * timevar.c (timevar_enable): Change from
2871 static.
2872 (timevar_push): Rename to ...
2873 (timevar_push_1): this and remove the
2874 enabled check.
2875 (timevar_pop): Rename to ...
2876 (timevar_pop_1): this and remove the
2877 enabled check.
2878 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
2879 (timevar_pop): New macro.
2880 (timevar_push): New macro.
2881 (timevar_enable): Declare.
2882
2883 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2884
2885 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
2886 libgcc for shared libraries.
2887
2888 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2889
2890 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
2891 * config/s390/s390.c (s390_split_access_reg): New function.
2892 (regclass_map): Add access registers.
2893 (get_thread_pointer): Use access register instead of UNSPEC_TP.
2894 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
2895 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
2896 (TP_REGNUM): New define.
2897 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2898 REG_ALLOC_ORDER): Add access registers.
2899 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
2900 CANNOT_CHANGE_MODE_CLASS): Support access registers.
2901 (enum reg_class): Add ACCESS_REGS.
2902 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2903 (REG_CLASS_FROM_LETTER): Add 't' constraint.
2904 (REGISTER_NAMES): Add access registers.
2905 * config/s390/s390.md (UNSPEC_TP): Remove.
2906 ("*movdi_64"): Add access register alternatives. Provide splitters
2907 to split DImode access register <-> GPR moves into SImode moves.
2908 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
2909 ("movstrictsi"): Likewise.
2910 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
2911 ("set_tp_64", "set_tp_31"): Likewise.
2912 ("*set_tp"): New insn.
2913
2914 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2915
2916 * tree-phinodes.c (resize_phi_node): Copy only a portion of
2917 the PHI node currently in use.
2918
2919 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2920
2921 PR tree-opt/18231
2922 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
2923 also.
2924
2925 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
2926
2927 PR tree-optimization/18270
2928 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
2929 abnormal edges, commit all pending stmts on incoming edges.
2930
2931 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2932
2933 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
2934 cause extra costs. Generate canonical RTL.
2935
2936 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
2937
2938 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
2939 (lambda_compute_target_space). Ditto.
2940 * lambda.h (lambda_trans_matrix): Ditto.
2941 (lambda_linear_expression): Ditto.
2942 (lambda_body_vector): Ditto.
2943 (lambda_loopnest): Ditto.
2944 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
2945 update comments, and remove pointless addition of 0.
2946 (linear_transform_loops): Update comments.
2947
2948 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
2949
2950 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
2951 CEIL_MOD_EXPR.
2952
2953 2004-11-03 Jeff Law <law@redhat.com>
2954
2955 * predict.c (struct block_info_def): Kill "tovisit" field.
2956 (propagate_freq): Accept new "tovisit" parameter. Change
2957 read/write access methods for "tovisit" to check the "tovisit"
2958 bitmap instead of a bit in block_info_def.
2959 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
2960 it to propagate_freq.
2961
2962 * stmt.c (expand_case): Speed up code to detect duplicate case
2963 label targets and count unique case label targets.
2964
2965 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2966
2967 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
2968
2969 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2970
2971 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
2972
2973 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2974
2975 * tree-cfg.c (find_taken_edge): Abort if we are given a
2976 statement that is neither COND_EXPR nor SWITCH_EXPR.
2977
2978 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
2979
2980 * fold-const.c (fold): Reassociate also (x - mult) + mult and
2981 (mult - x) + mult. Cast operands of expression after applying
2982 distributive law to the correct types. Apply distributive law
2983 to a * c - b * c for all non-float types.
2984
2985 2004-11-02 Geoffrey Keating <geoffk@apple.com>
2986
2987 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
2988 because we don't want to run them now; instead, set them to
2989 stmp-install-fixproto or stmp-install-fixinc.
2990 * Makefile.in (stmp-install-fixproto): New.
2991 (stmp-install-fixinc): New.
2992 * configure: Regenerate.
2993
2994 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2995
2996 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
2997 of bitmap_xor.
2998
2999 2004-11-02 Ziemowit Laski <zlaski@apple.com>
3000
3001 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
3002 (c_types_compatible_p): Move function definition...
3003 * c-objc-common.c (c_types_compatible_p): ...here.
3004 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
3005 c-lang.c.
3006
3007 2004-11-02 Steven Bosscher <stevenb@suse.de>
3008
3009 * cfgloop.h (struct loop): Update comment.
3010 * cse.c (cse_main): Remove obsolete comment.
3011
3012 * expr.h (gen_cond_trap): Move prototype under functions provided
3013 by optabs.c.
3014 (canonicalize_condition, get_condition): Move to...
3015 * rtl.h (canonicalize_condition, get_condition): ...here.
3016 (branch_target_load_optimize): Add comment that this function is
3017 in bt-load.c.
3018 * loop.c (canonicalize_condition, get_condition): Move to...
3019 * rtlanal.c (canonicalize_condition, get_condition): ...here.
3020 * sched-deps.c (get_condition): Rename to sched_get_condition.
3021 (add_dependence): Update this caller.
3022
3023 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3024
3025 PR tree-opt/16808
3026 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
3027 that the vops get marked for renaming.
3028
3029 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
3030
3031 * config/s390/s390.md ("movcc"): Set type attribute.
3032
3033 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
3034
3035 * tree-phinodes.c (add_phi_arg): Add an assertion that the
3036 edge already exists.
3037
3038 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
3039
3040 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
3041 element that's being removed.
3042
3043 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
3044
3045 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
3046 arguments using PENDING_STMT.
3047 (thread_block): Call copy_phis_to_block after redirecting an
3048 edge.
3049
3050 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
3051
3052 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
3053 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
3054 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
3055 (bitmap_ior_and_compl_into): Produce bool.
3056 (bitmap_union_of_diff): Rename to ...
3057 (bitmap_ior_and_compl): ... here. Produce bool.
3058 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
3059 bitmap_operation directly.
3060 (bitmap_union_of_diff): Rename to ...
3061 (bitmap_ior_and_compl): ... here. Return bool, use
3062 bitmap_operation directly.
3063 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
3064 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
3065 * global.c (modify_bb_reg_pav): Likewise.
3066
3067 * bitmap.h (bitmap_equal_p): Return bool.
3068 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
3069 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
3070 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
3071 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
3072 bitmap_intersect_compl_p.
3073 * ifcvt (dead_or_predicable): Likewise.
3074
3075 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
3076
3077 PR rtl-optimization/17104
3078 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
3079 loads in zero_extend.
3080
3081 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
3082
3083 PR debug/18242
3084 * toplev.c (debug_type_names): Remove "dwarf-1".
3085
3086 2004-11-02 Ben Elliston <bje@au.ibm.com>
3087
3088 * timevar.h (timevar_get): Remove.
3089 * timevar.c (timevar_get): Remove unused function.
3090
3091 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
3092
3093 * doc/include/texinfo.tex: Update from Texinfo CVS.
3094
3095 2004-11-02 Ben Elliston <bje@au.ibm.com>
3096
3097 * cppdefault.h (cpp_SYSROOT): Remove.
3098 * cppdefault.c (cpp_SYSROOT): Likewise.
3099
3100 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
3101
3102 PR tree-optimization/16447
3103 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
3104 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
3105 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
3106 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
3107 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
3108 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
3109 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
3110 (identical_copies_p): New. Return true is two copies are the same.
3111 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
3112 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
3113 for a basic block.
3114 (perform_edge_inserts): New. Determine what to do with all stmts that
3115 have been inserted on edges.
3116 (remove_ssa_form): Analyze and commit edges from here.
3117
3118 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
3119
3120 PR bootstrap/18232
3121 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
3122 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
3123 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3124 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
3125
3126 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
3127
3128 PR c/18239
3129 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
3130 parameter declarations.
3131
3132 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
3133
3134 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
3135 (s390_secondary_input_reload_class)
3136 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
3137 register.
3138 (s390_expand_cmpmem): Enable cmpmem implementation.
3139 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
3140 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
3141 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
3142 * config/s390/s390.md ("movcc"): New insn pattern.
3143 * doc/md.texi: Document 'c' constraint for s390.
3144
3145 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
3146
3147 PR c++/18064
3148 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
3149 extension.
3150
3151 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
3152
3153 Fix PR tree-optimization/17672
3154 Fix PR tree-optimization/18168
3155
3156 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
3157 assert test.
3158 (gcc_tree_to_linear_expression): Add extra to existing constant.
3159 (depth_of_nest): Factor out function used in various places.
3160 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
3161 functional changes.
3162 (find_induction_var_from_exit_cond): Stop guessing, and just
3163 get the right answer :).
3164 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
3165 Print out message about result of attempt to create perfect nest.
3166 (lbv_to_gcc_expression): Add type argument, use it to do math
3167 and induction variable creation.
3168 (lle_to_gcc_expression): Ditto.
3169 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
3170 oldiv. Pass type argument to lle_to_gcc_expression and
3171 lbv_to_gcc_expression.
3172 Reset number of iterations after transformation.
3173 (perfect_nestify): Remove useless pre-allocation, and cleanup
3174 a small amount.
3175
3176 * tree-data-ref.c (build_classic_dist_vector): Return false for
3177 dependences completely outside of the loop nest we asked about.
3178 (build_classic_dir_vector): Ditto.
3179 (compute_data_dependences_for_loop): Only add dependence relations
3180 inside the loop we asked about.
3181
3182 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
3183 Compute immediate uses.
3184
3185 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
3186
3187 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
3188
3189 * tree-cfg.c (thread_jumps): Fix a comment typo.
3190
3191 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
3192
3193 * tree-cfg.c (thread_jumps): Fix a comment typo.
3194
3195 2004-10-31 Nicolas Pitre <nico@cam.org>
3196
3197 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
3198 values smaller than 2^32.
3199
3200 2004-10-31 Jeff Law <law@redhat.com>
3201
3202 * cfgloop.h (struct loop): Remove unused "nodes" field.
3203 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
3204 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
3205 instead of calling flow_bb_inside_loop_p for every basic block
3206 in the function.
3207 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
3208
3209 2004-10-31 Graham Stott <graham.stott@btinternet.com>
3210
3211 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
3212 INT_5_BITS instead of VAL_5_BITS_P.
3213
3214 2004-10-31 Roger Sayle <roger@eyesopen.com>
3215
3216 PR middle-end/14521
3217 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
3218 for consistent quoting in diagnostic messages.
3219 (expand_call_inline): Likewise.
3220 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3221 * tree-ssa.c (warn_uninitialized_var): Likewise.
3222 (warn_uninitialized_phi): Likewise.
3223
3224 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
3225
3226 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
3227 mode check.
3228
3229 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
3230
3231 * c-common.c: Fix a comment typo.
3232
3233 2004-10-31 Jason Merrill <jason@redhat.com>
3234
3235 PR middle-end/17526
3236 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
3237 aggregate types that are not BLKmode.
3238
3239 2004-10-30 Ziemowit Laski <zlaski@apple.com>
3240
3241 * c-common.h (objc_lookup_ivar): Add second parameter to
3242 prototype.
3243 * c-typeck.c (build_external_ref): After looking up symbol,
3244 pass it to objc_lookup_ivar() to decide whether it or the
3245 ivar should be used, rather than deciding the issue locally.
3246 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
3247 which is simply returned in the non-ObjC case.
3248
3249 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
3250
3251 * sdbout.c (sdbout_symbol): Do not output type .def statements
3252 for builtin types.
3253
3254 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
3255
3256 * c-common.c (catenate_strings): New.
3257 (c_parse_error): Use it. Don't over-escape.
3258
3259 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
3260
3261 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
3262 modify the for loop expressions for it. Remove unnecessary casts.
3263 (sh_expand_prologue): Declare reg as unsigned.
3264 (sh_gimplify_va_arg_expr): Initinalize lab_over.
3265 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
3266
3267 2004-10-30 Geoffrey Keating <geoffk@apple.com>
3268
3269 * doc/invoke.texi (Darwin Options): Improve description of
3270 how the subtype is chosen.
3271
3272 2004-10-30 Roger Sayle <roger@eyesopen.com>
3273
3274 PR middle-end/18096
3275 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
3276 the stack adjustment, "size", is valid for Pmode. If the stack
3277 frame is too large, generate a trap insn and issue a warning.
3278
3279 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
3280
3281 * tree-ssa-dom.c: Fix comment typos.
3282
3283 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
3284
3285 * config/sh/sh.c (prepare_move_operands): Use operands[0]
3286 for the output rtl if no_new_pseudos is set. Remove redundant
3287 line.
3288
3289 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
3290
3291 PR c/16666
3292 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
3293 determining whether to copy parameter types from a previous
3294 prototype declaration.
3295
3296 2004-10-29 Roger Sayle <roger@eyesopen.com>
3297
3298 PR rtl-optimization/17581
3299 * cselib.c (cselib_process_insn): The last instruction of a libcall
3300 block, with the REG_RETVAL note, should be considered in the libcall.
3301 * gcse.c (do_local_cprop): Allow constants to be propagated outside
3302 of libcall blocks.
3303 (adjust_libcall_notes): Use simplify_replace_rtx instead of
3304 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
3305
3306 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
3307
3308 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
3309
3310 2004-10-29 Jeff Law <law@redhat.com>
3311
3312 * tree-ssa-dom.c (struct edge_info): New structure holding
3313 edge equivalences and edge redirection information.
3314 (get_eq_expr_value, record_dominating_conditions): Kill.
3315 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
3316 Call record_edge_info.
3317 (allocate_edge_info, free_edge_info): New.
3318 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
3319 rather than cprop_into_phis. Free all edge infos before threading
3320 jumps.
3321 (thread_across_edge): Allocate new edge info structures as needed
3322 and store the redirection target into the edge info structure
3323 instead of the edge's AUX field.
3324 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
3325 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
3326 Revamp code which finds and records equivalences associated with
3327 edges to use saved data in the edge_info structure.
3328 (record_equivalencs_from_phis): Similarly.
3329 (dom_opt_finalize_block): Revamp code which finds and records
3330 equivalences associated with edges to use saved data in the
3331 edge_info structure.
3332 (build_and_record_new_cond): New function.
3333 (record_conditions): Use build_and_record_new_cond to record
3334 dominating conditions.
3335 (record_edge_info): New function.
3336 (record_range): Tighten test for conditions which create
3337 useful range records.
3338
3339 2004-10-29 Geoffrey Keating <geoffk@apple.com>
3340
3341 * config/i386/darwin.h (ASM_SPEC): Simplify.
3342 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
3343 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
3344 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
3345 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
3346 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
3347 in all cases. Pass the right -arch or -arch_only based on -mcpu.
3348 (ASM_SPEC): Handle -force_cpusubtype_ALL.
3349 * doc/invoke.texi (Darwin Options): Improve documentation for
3350 Darwin linker (and libtool) switches.
3351
3352 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
3353
3354 2004-10-29 Stan Shebs <shebs@apple.com>
3355
3356 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
3357
3358 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
3359
3360 * tree-phinodes.c (allocate_phi_node): New.
3361 (make_phi_node, resize_phi_node): Use it.
3362
3363 2004-10-29 David Edelsohn <edelsohn@gnu.org>
3364
3365 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
3366 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
3367
3368 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
3369
3370 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
3371 the whole PHI node.
3372 * tree.h (tree_phi_node): Tell the garbage collector to chase
3373 num_args arguments.
3374
3375 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
3376
3377 * opts.c (decode_options): Lower the crossjump threshold for -Os.
3378
3379 2004-10-29 Diego Novillo <dnovillo@redhat.com>
3380
3381 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
3382
3383 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
3384
3385 * bitmap.h (bitmap_empty_p): New.
3386 (bitmap_and, bitmap_and_into, bitmap_and_compl,
3387 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
3388 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
3389 operation macros.
3390 (bitmap_ior_and_compl): Rename to ...
3391 (bitmap_ior_and_compl_into): ... here.
3392 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
3393 (bitmap_ior_and_compl): Rename to ...
3394 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
3395 flag.
3396 (bitmap_union_of_diff): Use renamed bitmap functions.
3397 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
3398 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
3399 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
3400 * df.c (df_bb_rd_local_compute)
3401 * flow.c (calculate_global_regs_live,
3402 init_propagate_block_info): Likewise.
3403 * ifcvt.c (find_if_case_1, find_if_case_2,
3404 dead_or_predicable): Likewise.
3405 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
3406 reset_conflicts, conflicts_between_webs): Likewise.
3407 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
3408 detect_web_parts_to_rebuild): Likewise.
3409 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
3410 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
3411 * tree-sra.c (decide_instantiations): Likewise.
3412 * tree-ssa-alias.c (create_name_tags,
3413 merge_pointed_to_info): Likewise.
3414 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3415 * tree-ssa-loop-im.c (move_computations): Likewise.
3416 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
3417 * tree-ssa-pre.c (fini_pre): Likewise.
3418 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
3419 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
3420 * tree-vectorizer.c (vectorize_loops): Likewise.
3421
3422 2004-10-29 Nick Clifton <nickc@redhat.com>
3423
3424 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
3425 adding the PIC register to the fixed_regs array, also add it
3426 to the call_used_regs array.
3427
3428 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3429
3430 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
3431 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
3432
3433 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
3434
3435 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
3436 (rewrite_blocks): Modify argument, and use it to decide which
3437 function to call.
3438 (rewrite_def_def_chains): Call rewrite_blocks with true here.
3439 (rewrite_into_ssa): and call it with false here.
3440
3441 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
3442
3443 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
3444 triggers into gcc_assert.
3445
3446 2004-10-28 Diego Novillo <dnovillo@redhat.com>
3447
3448 PR tree-optimization/16728
3449 * tree-flow.h (get_ptr_info): Declare.
3450 * tree-ssa-alias.c (get_ptr_info): Make extern.
3451 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
3452 alias information.
3453
3454 2004-10-28 Stan Shebs <shebs@apple.com>
3455
3456 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
3457 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
3458 case.
3459
3460 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
3461
3462 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
3463 prevent their later unnecessary registration.
3464 (mf_build_check_statement_for): Remove "addr" argument, and
3465 related "__mf_value" generated code. Update callers.
3466 (mf_decl_eligible_p): New function, factored from mx_register_decls.
3467 (mx_register_decls): Call it.
3468 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
3469 to restore support for complex nested expressions.
3470 (mudflap_enqueue_decl): Simplify. Move registration call emission
3471 out ...
3472 (mudflap_finish_file): ... to here.
3473 (mudflap_enqueue_constant): Remove dump code.
3474
3475 2004-10-28 Zack Weinberg <zack@codesourcery.com>
3476
3477 PR 18199
3478 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
3479 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
3480 (dbxout_finish_complex_stabs): Update to match.
3481 (dbxout_symbol_location): Call emit_pending_bincls_if_required
3482 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
3483 dbxout_begin_complex_stabs_noforcetext.
3484 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
3485 N_GSYM, using new SYM parameter. Correct logic for special
3486 cases for N_FUN.
3487
3488 * varasm.c (function_section): If DECL is NULL_TREE, don't try
3489 to do anything else. Do not call get_insns if cfun or
3490 cfun->emit are NULL.
3491
3492 2004-10-28 Adam Nemet <anemet@lnxw.com>
3493
3494 PR middle-end/18160
3495 * c-typeck.c (c_mark_addressable): Issue error if address of a
3496 register variable is taken. Use "%qD" to print DECL_NAME.
3497
3498 2004-10-28 Diego Novillo <dnovillo@redhat.com>
3499
3500 * opts.c (decode_options): Don't run PRE at -Os.
3501
3502 2004-10-28 Richard Henderson <rth@redhat.com>
3503
3504 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
3505 zero in the conditional.
3506 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
3507
3508 2004-10-28 Richard Henderson <rth@redhat.com>
3509
3510 * cse.c (memory_extend_rtx): Remove.
3511 (cse_main): Don't set it.
3512 (cse_insn): Use a local buffer instead.
3513
3514 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3515
3516 * profile.c (branch_prob): Call to init_edge_profiler added.
3517 * rtl-profile.c (rtl_init_edge_profiler): New function.
3518 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
3519 call to safe_insert_insn_on_edge.
3520 (rtl_profile_hooks): rtl_init_edge_profiler added.
3521 * tree-profile.c (tree_init_edge_profiler): New function.
3522 (tree_profile_hooks): tree_init_edge_profiler added.
3523 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
3524
3525 2004-10-28 Nick Clifton <nickc@redhat.com>
3526
3527 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
3528 emit_jump_insn() to generate the return instruction.
3529
3530 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3531
3532 * tree-phinodes.c: Remove trailing whitespace.
3533
3534 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3535
3536 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3537 * doc/invoke.texi: Fix a typo.
3538
3539 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3540
3541 * Makefile.in (OBJS-common): Remove duplicates.
3542
3543 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3544
3545 * lambda-code.c (nestify_update_pending_stmts): Remove.
3546 (perfect_nestify): Use flush_pending_stmts instead of
3547 nestify_update_pending_stmts.
3548 * tree-cfg.c (tree_make_forwarder_block): Use
3549 flush_pending_stmts.
3550 * tree-flow.h: Add a prototype for flush_pending_stmts.
3551 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
3552 Use flush_pending_stmts.
3553 (lv_update_pending_stmts): Remove.
3554 (tree_ssa_loop_version): Use flush_pending_stmts instead of
3555 lv_update_pending_stmts.
3556 * tree-ssa.c (flush_pending_stmts): New.
3557
3558 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
3559
3560 PR target/15286
3561 * final.c (alter_subreg): Compute correct offset to use with
3562 paradoxical SUBREGs of memory operands.
3563 * recog.c (general_operand): Allow paradoxical SUBREGs of
3564 memory operands after reload.
3565 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
3566 has failed when passed a hard register.
3567
3568 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
3569
3570 * function.c (assign_parm_setup_block): Handle parallels correctly.
3571
3572 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3573
3574 * final.c (shorten_branches): Initialize flags structure.
3575
3576 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
3577
3578 * tree.c (int_cst_node, int_cst_hash_table): New variables.
3579 (init_ttree): Initialize them.
3580 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
3581 (build_int_cst_wide): Use hash table for oversized integers.
3582
3583 2004-10-28 Nick Clifton <nickc@redhat.com>
3584
3585 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
3586 begin_label.
3587
3588 2004-10-27 Richard Henderson <rth@redhat.com>
3589
3590 PR middle-end/18163
3591 * expr.c (emit_group_load): Don't go force temporary for memory
3592 or concat source.
3593 (emit_group_store): Similarly.
3594
3595 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
3596
3597 PR other/18186
3598 * common.opt (--param): Fix spelling of parameter.
3599
3600 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
3601
3602 PR tree-opt/17529
3603 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
3604 Don't fold statement.
3605 <case ASM_EXPR>: Fold the statement.
3606
3607 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3608
3609 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
3610 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
3611
3612 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
3613
3614 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
3615 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
3616 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
3617 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
3618
3619 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
3620
3621 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
3622 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
3623 punctuation outside quotes.
3624
3625 2004-10-27 David Mosberger <davidm@hpl.hp.com>
3626 James E Wilson <wilson@specifixinc.com>
3627
3628 PR target/13158
3629 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
3630 sibcall alloc instruction.
3631 (process_set): Handle sibcall alloc instruction.
3632
3633 2004-10-27 Geoffrey Keating <geoffk@apple.com>
3634
3635 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
3636 SUBTARGET_ATTRIBUTE_TABLE.
3637 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
3638 (SUBTARGET_ATTRIBUTE_TABLE): Define.
3639 * config/darwin.c (darwin_handle_weak_import_attribute): New.
3640 (HAVE_DEAD_STRIP): Delete.
3641 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
3642 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
3643 Prototype.
3644
3645 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
3646
3647 * config/darwin.h (GTHREAD_USE_WEAK): Define.
3648
3649 2004-10-28 Ben Elliston <bje@au.ibm.com>
3650
3651 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
3652 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
3653 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
3654 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
3655 * tree-sra.c: Include "params.h".
3656 (decide_block_copy): Use new parameters.
3657 * doc/invoke.texi (Optimize Options): Document new SRA pass
3658 parameters sra-max-structure-size and sra-field-structure-ratio.
3659
3660 2004-10-27 Nicolas Pitre <nico@cam.org>
3661
3662 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
3663
3664 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
3665
3666 PR tree-optimization/18048
3667 * fold-const.c (try_move_mult_to_index): New function.
3668 (fold): Use try_move_mult_to_index.
3669 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
3670 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
3671 an all-ones unsigned constant without extra bits.
3672 * tree.c (build_low_bits_mask): New function.
3673 * tree.h (build_low_bits_mask): Declare.
3674
3675 2004-10-27 David Edelsohn <edelsohn@gnu.org>
3676
3677 PR target/17956
3678 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
3679 final condition.
3680 (minsf3): Same.
3681 (maxdf3): Same.
3682 (mindf3): Same.
3683
3684 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3685
3686 * tree-cfg.c (thread_jumps): Speed up by reordering the two
3687 conditions for entering basic blocks into worklist.
3688
3689 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3690
3691 * tree-cfg.c (thread_jumps): Speed up by pretending to have
3692 ENTRY_BLOCK_PTR in worklist.
3693
3694 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3695
3696 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
3697 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
3698
3699 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
3700
3701 Fix PR tree-optimization/17133
3702
3703 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
3704 def kill operand.
3705
3706 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
3707 (get_v_must_def_result_ptr): Modify for new structure of
3708 v_must_defs array.
3709 (get_v_must_def_kill_ptr): New.
3710 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
3711 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
3712 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
3713 (op_iter_init): Initialize new mustu members.
3714 (op_iter_next_mustdef): New function.
3715 (op_iter_init_mustdef): Ditto.
3716
3717 * tree-flow.h (rewrite_def_def_chains): New function.
3718
3719 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
3720 (ssa_mark_def_sites): Ditto.
3721 (rewrite_stmt): Ditto.
3722 (ssa_rewrite_stmt): Ditto.
3723 (rewrite_blocks): Factor out from rewrite_into_ssa.
3724 (mark_def_block_sites): Ditto.
3725 (rewrite_def_def_chains): New function, just rewrites def-def
3726 chains without phi node insertion.
3727
3728 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
3729
3730 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
3731
3732 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
3733 they include the rhs now.
3734
3735 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
3736 V_MUST_DEF_RESULT.
3737
3738 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
3739 Update callers.
3740 (mark_really_necessary_kill_operand_phis): New function.
3741 (perform_tree_ssa_dce): Call it.
3742 (pass_dce): Add TODO_fix_def_def_chains.
3743 (pass_cd_dce): Ditto.
3744
3745 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
3746 well.
3747 (rewrite_mem_refs): Ditto.
3748
3749 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
3750 as well.
3751
3752 * tree-ssa-operands.c (allocate_v_may_def_optype):
3753 v_may_def_operand_type_t became v_def_use_operand_type_t.
3754 (allocate_v_must_def_optype) Ditto.
3755 (finalize_ssa_v_must_defs): Update for new operand type, as well
3756 as setting the use portion as well.
3757 (copy_virtual_operands): Copy the kill operand as well.
3758 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
3759 V_MUST_DEF_RESULT.
3760
3761 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
3762 v_def_use_operand_type.
3763 (v_must_def_optype_d): Use v_def_use_operand_type.
3764 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
3765 (V_MUST_DEF_KILL_*): New macros.
3766 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
3767 members.
3768 Rename existing must_i and num_v_must members to mustd_i and
3769 num_v_mustd.
3770 (SSA_OP_VMUSTDEFKILL): New flag.
3771 (SSA_OP_VIRTUAL_KILLS): New flag.
3772 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
3773 (SSA_OP_ALL_KILLS): New flag.
3774 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
3775
3776 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
3777
3778 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
3779 became V_MUST_DEF_RESULT.
3780 (rename_variables_in_bb): Rename kill pointer as well.
3781
3782 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
3783 immediate uses.
3784
3785 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
3786
3787 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
3788 the block that needs it.
3789
3790 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3791
3792 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
3793 ATTRIBUTE_UNUSED.
3794
3795 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3796
3797 * c-lex.c (cb_def_pragma): Clean up code for making location
3798 palatable to diagnostic.c.
3799
3800 2004-10-27 Steven Bosscher <stevenb@suse.de>
3801
3802 PR tree-optimization/17757
3803 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
3804 without any PHI arguments left. Make sure the argument that
3805 we're supposed to remove exists at all.
3806
3807 2004-10-27 Paul Brook <paul@codesourcery.com>
3808
3809 * configure.ac: Don't test for [build] __cxa_atexit when building a
3810 cross compiler.
3811 * configure: Regenerate.
3812
3813 2004-10-27 Paul Brook <paul@codeosurcery.com>
3814
3815 * configure.ac: Use build_exeext not host_exeext when lookin for
3816 target tools.
3817 * configure: Regenerate.
3818
3819 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
3820
3821 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
3822
3823 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
3824 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
3825
3826 PR middle-end/14684
3827 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
3828 to match -fprofile-use.
3829
3830 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3831
3832 * config/rs6000/rs6000.c: Fix a comment typo.
3833
3834 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3835
3836 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
3837 counter.
3838
3839 2004-10-27 Andreas Schwab <schwab@suse.de>
3840
3841 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
3842 unused.
3843 (default_stabs_asm_out_constructor): Likewise.
3844
3845 2004-10-26 Geoffrey Keating <geoffk@apple.com>
3846
3847 * builtins.c (fold_builtin_unordered_cmp): Always bring both
3848 operands to the same type.
3849
3850 2004-10-26 James E Wilson <wilson@specifixinc.com>
3851
3852 PR target/18010
3853 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
3854
3855 2004-10-26 Zack Weinberg <zack@codesourcery.com>
3856
3857 * dbxout.c: Include obstack.h.
3858 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
3859 default definition.
3860 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
3861 Default-define here.
3862 (DBX_CONTIN_LENGTH): Move definition with others.
3863 (DBX_FINISH_STABS): New target macro.
3864 (current_sym_code, current_sym_value, current_sym_addr)
3865 (current_sym_nchars, CHARS, dbxout_continue)
3866 (print_int_cst_octal, print_octal, print_wide_int)
3867 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
3868 (stabstr_ob, stabstr_last_contin_point): New variables.
3869 (NUMBER_FMT_LOOP): New improper macro.
3870 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
3871 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
3872 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
3873 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
3874 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
3875 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
3876 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
3877 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
3878 New functions and/or proper function-like macros.
3879 (CONTIN): Use stabstr_continue, unconditionally.
3880 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
3881 (dbxout_init): Initialize stabstr_ob. Check
3882 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
3883 if it was used. Use the new interfaces.
3884 (dbxout_source_file): Remove file argument; always write to
3885 asm_out_file. Use the new interfaces.
3886 (dbxout_type_method_1): Remove second argument which is always
3887 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
3888 (dbxout_type_methods): Remove write-only variables. Use the
3889 new interfaces.
3890 (dbxout_parms): Refactor to remove code duplicated in each of
3891 several successive if-else-if blocks. Use the new interfaces.
3892 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
3893 (dbxout_source_line, dbxout_finish, dbxout_type_index)
3894 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
3895 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
3896 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
3897 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
3898 Use the new interfaces.
3899 * Makefile.in (dbxout.o): Update dependencies.
3900
3901 * defaults.h: Don't define ASM_STABD_OP.
3902 * output.h: Prototype new dbxout_* interfaces.
3903 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
3904 * varasm.c: Don't define ASM_STABS_OP.
3905 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
3906 Use the new dbxout.c interfaces. Call sorry if neither
3907 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
3908
3909 * xcoffout.h: Don't define ASM_STABS_OP.
3910 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
3911 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
3912 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
3913 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
3914 do { ... } while (0) idiom.
3915
3916 * config/alpha/alpha.c (num_source_filenames): Export.
3917 * config/alpha/alpha.h (num_source_filenames): Declare.
3918 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3919 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
3920 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3921 Always use .debugsym. Update commentary.
3922 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3923 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
3924 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
3925 Use new interfaces.
3926 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
3927 (macho_branch_islands): Use new interfaces.
3928
3929 * doc/tm.texi: Update.
3930
3931 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3932
3933 * expr.c (emit_group_store): Do not treat floats as BLKmode.
3934 (emit_group_load): Same.
3935
3936 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
3937
3938 * c-parse.in (datadef): Use pedwarn rather than error and warning
3939 for diagnostic in case of no declaration specifiers.
3940
3941 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
3942
3943 PR bootstrap/15747
3944 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
3945 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
3946 can be used to work around this.
3947
3948 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3949
3950 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
3951 doubles.
3952
3953 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3954
3955 * stmt.c (expand_case): Update a comment.
3956
3957 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3958
3959 * stmt.c (expand_case): Put an assertion that index_expr is
3960 never INTEGER_CST. Don't special case for constant
3961 index_expr.
3962
3963 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
3964
3965 PR 18162
3966 * c-parse.in (designator): Finish with a semi-colon.
3967
3968 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
3969
3970 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
3971 into rotlsi3.
3972
3973 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3974
3975 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
3976 a default case only.
3977
3978 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3979
3980 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
3981 e500 doubles.
3982 (spe_build_register_parallel): New.
3983 (rs6000_spe_function_arg): Handle e500 doubles.
3984 (function_arg): Same.
3985 (spe_func_has_64bit_regs_p): Same.
3986 (rs6000_function_value): Same.
3987 (rs6000_libcall_value): Same.
3988 (legitimate_lo_sum_address_p): Return false for e500 doubles.
3989
3990 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
3991 doubles.
3992 (DATA_ALIGNMENT): Same.
3993 (CANNOT_CHANGE_MODE_CLASS): Same.
3994
3995 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3996
3997 * expr.c (emit_group_load): Handle floats.
3998 (emit_group_store): Same.
3999
4000 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
4001
4002 * c-lex.c (get_nonpadding_token): Remove.
4003 (c_lex_with_flags): Push timevar and eat padding here. Improve
4004 stray token diagnostic.
4005 (lex_string): Replace logic with switch statement, eat padding
4006 token here.
4007
4008 2004-10-26 Geoffrey Keating <geoffk@apple.com>
4009
4010 PR 18149
4011 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
4012
4013 2004-10-25 Geoffrey Keating <geoffk@apple.com>
4014
4015 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
4016 to 'non-weak'.
4017 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
4018 (ASM_MAKE_LABEL_LINKONCE): Delete.
4019 (ASM_WEAKEN_DECL): New.
4020 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
4021 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4022 (TEXT_SECTION_ASM_OP): Add a tab.
4023 (DATA_SECTION_ASM_OP): Likewise.
4024 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
4025 data_section on every section change.
4026 (EXTRA_SECTIONS): Add a bunch of new extra sections.
4027 (EXTRA_SECTION_FUNCTIONS): Likewise.
4028 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4029 (JCR_SECTION_NAME): Define.
4030 (TARGET_SECTION_TYPE_FLAGS): Don't define.
4031 * config/darwin.c (darwin_encode_section_info): A symbol is defined
4032 in this file if it is not weak.
4033 (textcoal_section): Delete.
4034 (datacoal_section): Delete.
4035 (darwin_make_decl_one_only): Delete.
4036 (machopic_select_section): Handle functions.
4037 (darwin_asm_named_section): Add a tab.
4038 (darwin_section_type_flags): Delete.
4039 (darwin_unique_section): Delete contents.
4040 (darwin_emit_unwind_label): Add a tab. Make decls weak if
4041 DECL_WEAK is set.
4042 * config/darwin-protos.h (darwin_section_type_flags): Delete.
4043 (darwin_make_decl_one_only): Delete.
4044 (text_coal_section): New.
4045 (text_unlikely_section): New.
4046 (text_unlikely_coal_section): New.
4047 (const_coal_section): New.
4048 (data_coal_section): New.
4049 (const_data_coal_section): New.
4050 * varasm.c (function_section): Honour
4051 USE_SELECT_SECTION_FOR_FUNCTIONS.
4052 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
4053 TARGET_USES_WEAK_UNWIND_INFO is in effect.
4054 * dbxout.c (dbxout_source_file): Don't change sections while
4055 a function is being output.
4056
4057 2004-10-25 David Ayers <d.ayers@inode.at>
4058
4059 * c-common.h: Remove RID_ID.
4060 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
4061 (typespec_reserved_attr): Add rule for TYPENAME
4062 non_empty_protocolrefs.
4063 (yylexname): Remove special handling of RID_ID.
4064
4065 2004-10-25 James E Wilson <wilson@specifixinc.com>
4066
4067 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
4068
4069 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
4070
4071 PR c/16667
4072 * c-parse.in (array_designator): New.
4073 (designator): Use it.
4074 (initelt): Only permit array_designator without '=', not ".foo".
4075
4076 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
4077 * gcc/Makefile.in: removed ggc for cgraphunit.
4078 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
4079 * gcc/cgraph.h: removed static var analysis data structures and calls.
4080 * gcc/cgraphunit.c:
4081 cgraph_mark_local_and_external_functions:changed name to
4082 cgraph_mark_local_functions
4083 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
4084 cgraph_reset_static_var_maps,get_global_static_vars_info,
4085 get_global_statics_not_read,get_global_statics_not_written,searchc,
4086 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
4087 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
4088 scan_for_static_refs,cgraph_characterize_statics_local,
4089 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
4090 removed.
4091 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
4092 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
4093 analysis
4094 * gcc/tree-flow.h static_vars_info: removed
4095 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
4096 removed calls to static vars analysis.
4097 get_call_expr_operands: removed callee variable.
4098
4099 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
4100
4101 * cfg.c (unchecked_make_edge, redirect_edge_succ,
4102 redirect_edge_pred): Use VEC_safe_push instead of
4103 VEC_safe_insert.
4104 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4105
4106 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
4107
4108 * cfgloopmanip.c (loopify): Take two more arguments true_edge
4109 and false_edge.
4110 * cfgloop.h: Adjust the corresponding prototype.
4111 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
4112 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
4113
4114 2004-10-25 Jakub Jelinek <jakub@redhat.com>
4115
4116 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
4117 DECL_INCOMING_RTL is NULL.
4118
4119 2004-10-25 Steven Bosscher <stevenb@suse.de>
4120
4121 * timevar.def (TV_FIND_REFERENCED_VARS): New.
4122 * tree-dfa.c (pass_referenced_var): Use it.
4123
4124 2004-10-25 Roger Sayle <roger@eyesopen.com>
4125 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4126
4127 * cse.c: Change encoding of quantity numbers to avoid undefined
4128 pointer arithmetic on qty_table.
4129 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
4130 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
4131 (new_basic_block): Assign "real" quantity numbers from zero.
4132 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
4133 REG_QTY to its unique negative value.
4134 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
4135 (cse_main): Don't include max_reg when determining max_qty.
4136 (cse_basic_block): Avoid subtracting a large offset from qty_table,
4137 which causes undefined C99 behaviour. Only allocate needed memory.
4138
4139 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
4140
4141 * stmt.c (expand_case): Remove an obsolete comment.
4142
4143 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
4144
4145 PR middle-end/17407
4146 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
4147 layout_type as it is already done by build_array_type.
4148 * tree.c (build_array_type): Layout the type even
4149
4150 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
4151
4152 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
4153
4154 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
4155
4156 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
4157 with wider-than-32-bit HOST_WIDE_INTs.
4158
4159 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
4160
4161 * config/mips/mips.c(mips_output_filename): Remove unused
4162 array ltext_label_name
4163
4164 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
4165
4166 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
4167
4168 2004-10-25 Ben Elliston <bje@au.ibm.com>
4169
4170 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
4171
4172 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4173
4174 * predict.c (predict_loops): Call scev_finalize instead of
4175 scev_reset.
4176
4177 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
4178
4179 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
4180 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
4181 config/sh/ushmedia.h, config/sparc/elf.h,
4182 config/sparc/sp64-elf.h: Update copyright.
4183
4184 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
4185
4186 * stmt.c (expand_case): Handle the default label outside of
4187 the for loop. Remove code to handle a missing default label.
4188
4189 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
4190
4191 * dbxout.c (dbxout_function_decl): Don't use
4192 DBX_OUTPUT_FUNCTION_END.
4193 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
4194 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
4195
4196 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4197
4198 PR middle-end/17967
4199 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
4200
4201 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
4202
4203 * tree-ssa-dom.c (record_equality): Use loop depth to determine
4204 which way to record the equality as well.
4205 (loop_depth_of_name): New function.
4206
4207 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
4208
4209 PR middle-end/17793
4210 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
4211 through the operand if it is a useless type conversion.
4212
4213 2004-10-23 Ben Elliston <bje@au.ibm.com>
4214
4215 * cfg.c (remove_edge): Use VEC_unordered_remove.
4216 (redirect_edge_succ): Likewise.
4217 (redirect_edge_pred): Likewise.
4218 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4219
4220 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4221
4222 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
4223 beyond its end.
4224
4225 2004-10-22 Eric Christopher <echristo@redhat.com>
4226
4227 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
4228 saves.
4229
4230 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
4231
4232 * config/rs6000/spe.md (spe_extendsfdf2): New.
4233 (movdf_e500_double): New.
4234 (spe_truncdfsf2): New.
4235 (spe_absdf2): New.
4236 (spe_nabsdf2): New.
4237 (spe_negdf2): New.
4238 (sub_adddf3): New.
4239 (spe_subdf3): New.
4240 (spe_muldf3): New.
4241 (spe_floatsidf2): New.
4242 (spe_floatunssidf2): New.
4243 (fix_truncdfsi2): New.
4244 (spe_fixuns_truncdfsi2): New.
4245
4246 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
4247 (fpr_truncdfsf2): New.
4248 (negdf2): Change to expander.
4249 (fpr_negdf2): New.
4250 (fpr_nabsdf2): Name pattern.
4251 (adddf3): Change to expander.
4252 (fpr_adddf3): Nem.
4253 (subdf3): Change to expander.
4254 (fpr_subdf3): New.
4255 (muldf3): Change to expander.
4256 (fpr_muldf3): New.
4257 (divdf3): Change to expander.
4258 (fpr_divdf3): New.
4259 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
4260 (cmpdf): Allow for TARGET_E500_DOUBLE.
4261
4262 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4263
4264 * c-semantics.c (re_push_stmt_list): Remove.
4265 * c-common.h: Remove the corresponding prototype.
4266
4267 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4268
4269 * stmt.c (asm_op_is_mem_input): Remove.
4270 * tree.h: Remove the corresponding prototype.
4271
4272 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4273
4274 * tree-gimple.c (is_gimple_constructor_elt): Remove.
4275 * tree-gimple.h: Remove the corresponding prototype.
4276
4277 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4278
4279 * varasm.c (get_pool_mode_for_function, get_pool_offset):
4280 Remove.
4281 * rtl.h: Remove the corresponding prototypes.
4282
4283 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4284
4285 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
4286 edge information when we commit ourselves to threading a
4287 particular jump.
4288
4289 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4290
4291 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
4292 into worklist instead of their indexes.
4293
4294 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4295
4296 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
4297 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
4298 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
4299 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
4300 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
4301 tree-scalar-evolution.c, tree-ssa-dom.c,
4302 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
4303 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
4304 tree-vectorizer.c, vec.h: Fix comment formatting.
4305
4306 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4307
4308 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
4309 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
4310
4311 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4312
4313 * config/ptx4.h, config/mcore/mcore-pe.h,
4314 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
4315
4316 2004-10-22 Peter Barada <peter@the-baradas.com>
4317
4318 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
4319 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
4320 renaming of non-live registers in interrupt functions.
4321 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
4322
4323 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
4324
4325 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
4326 Use integer for loop counter.
4327 (num_ending_zeros): New function.
4328 (number_of_iterations_cond): Use num_ending_zeros.
4329
4330 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
4331
4332 * config.gcc: Add support for --enable-e500_double.
4333
4334 * config/rs6000/e500-double.h: New file.
4335
4336 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
4337 TARGET_E500_DOUBLE.
4338
4339 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
4340 TARGET_E500_DOUBLE.
4341
4342 * config/rs6000/linuxspe.h: Same.
4343
4344 * doc/invoke.texi (Option Summary): Document new options for
4345 mfloat-gprs.
4346 (RS/6000 and PowerPC Options): Same.
4347
4348 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
4349 function.
4350 (rs6000_override_options): Use it. Use
4351 SUB3TARGET_OVERRIDE_OPTIONS.
4352 Add 8548 to processor_target_table.
4353 (rs6000_legitimate_address): Handle e500 doubles.
4354 (rs6000_legitimize_address): Same.
4355 (rs6000_legitimize_reload_address): Same.
4356 (rs6000_hard_regno_nregs): Same.
4357 (spe_func_has_64bit_regs_p): Same.
4358 (emit_frame_save): Same.
4359 (gen_frame_mem_offset): Same.
4360 (rs6000_dwarf_register_span): Same.
4361 (rs6000_generate_compare): Same.
4362 (easy_fp_constant): Same.
4363 (legitimate_offset_address_p): Same.
4364
4365 * config/rs6000/spe.md: (cmdfeq_gpr): New.
4366 (tstdfeq_gpr): New.
4367 (cmpdfgt_gpr): New.
4368 (tstdfgt_gpr): New.
4369 (tstdfgt_gpr): New.
4370 (cmpdflt_gpr): New.
4371 (tstdflt_gpr): New.
4372 Add new constants.
4373
4374 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4375
4376 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
4377
4378 2004-10-21 Zack Weinberg <zack@codesourcery.com>
4379
4380 * dbxout.c: Remove unnecessary #undefs.
4381 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
4382 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
4383 definition into use sites.
4384 (cwd): Make local to dbxout_init.
4385 (dbxout_init): Restructure cwd-using logic for clarity. Use
4386 IS_DIR_SEPARATOR.
4387 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
4388 STABS_GCC_MARKER folded in here.
4389 * system.h: Poison now-unused macros.
4390 * doc/tm.texi: Remove documentation of now-unused macros.
4391
4392 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4393
4394 PR c/17538
4395 * c-opts.c (push_command_line_include): Use the current file
4396 name instead of the main one.
4397
4398 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4399
4400 PR objc/17923
4401 * tree.c (staticp): A CONST_DECL has static storage if either
4402 TREE_STATIC or DECL_EXTERNAL is set.
4403 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
4404 have null names.
4405
4406 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4407
4408 * expr.c (store_expr): Remove dont_store_target.
4409
4410 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4411
4412 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
4413
4414 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4415
4416 * tree-cfg.c (thread_jumps): Move a part of it to ...
4417 (thread_jumps_from_bb): ... here.
4418
4419 2004-10-21 David Edelsohn <edelsohn@gnu.org>
4420
4421 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
4422 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
4423
4424 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4425
4426 * expr.c (store_expr): Clean up by renaming want_value to
4427 call_param_p.
4428
4429 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4430
4431 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
4432 fixup pc here.
4433
4434 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
4435
4436 PR 18004.
4437 * expmed.c (store_bit_field): Pass original 'value' before
4438 recursing.
4439
4440 2004-10-21 Nicolas Pitre <nico@cam.org>
4441
4442 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
4443 * config/arm/ieee754-df.S: Ditto.
4444
4445 2004-10-20 Zack Weinberg <zack@codesourcery.com>
4446
4447 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
4448 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
4449 Default to 0.
4450 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
4451 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
4452 an internal label and an N_SLINE .stabn whose value is the
4453 difference between that label and the function entry label.
4454 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
4455 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
4456 label and an N_SO stab with an empty string referring to it.
4457 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
4458 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
4459 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
4460 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
4461 macro is never defined.
4462 * sdbout.c (sdbout_source_line_counter): Delete.
4463 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
4464 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
4465 only two arguments.
4466 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
4467
4468 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
4469 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
4470 definitions (identical to default).
4471 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
4472 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
4473 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
4474 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
4475 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
4476 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
4477 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
4478 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
4479 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
4480 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
4481 (sym_lineno): Delete.
4482 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
4483 now-unused variable.
4484 (alpha_output_lineno): Delete.
4485 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
4486 * config/mips/mips.c (mips_output_filename): Don't use
4487 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
4488 (mips_output_lineno): Delete.
4489 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
4490 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
4491 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
4492 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
4493 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
4494 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
4495 * config/mmix/mmix.h: Likewise.
4496 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
4497 * config/mmix/mmix-protos.h: Don't prototype it.
4498 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
4499 no need to #undef ASM_OUTPUT_SOURCE_LINE.
4500 * config/arm/aout.h: Remove RISCiX-specific definition of
4501 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
4502 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
4503 ASM_OUTPUT_SOURCE_LINE.
4504 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
4505 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
4506 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
4507
4508 * doc/tm.texi: Update.
4509
4510 2004-10-20 Richard Henderson <rth@redhat.com>
4511
4512 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
4513
4514 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
4515
4516 * configure.ac: Revert my previous patch.
4517 * configure: Regenerate.
4518
4519 2004-10-20 Ben Elliston <bje@au.ibm.com>
4520
4521 * config/rs6000/rs6000.c
4522 (rs6000_va_start): Use build_va_arg_indirect_ref.
4523 (rs6000_gimplify_va_arg): Likewise.
4524
4525 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
4526
4527 PR java/15575
4528 * configure.ac: Declare AM_LANGINFO_CODESET.
4529 * aclocal.m4: Define AM_LANGINFO_CODESET.
4530 * configure, config.in: Rebuilt.
4531
4532 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
4533
4534 * expr.c (store_expr): Remove code that is run when
4535 want_value & 1 is nonzero.
4536
4537 2004-10-20 Mark Mitchell <mark@codesourcery.com>
4538
4539 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
4540 from function pointer to void *.
4541
4542 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
4543
4544 PR target/18032
4545 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
4546 the frame pointer adjustment when exception handling is enabled.
4547
4548 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
4549
4550 * stor-layout.c: Fix a comment typo.
4551
4552 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
4553
4554 * expr.c (store_field): Remove two arguments value_mode and
4555 unsignedp.
4556 (expand_assignment, store_constructor_field,
4557 expand_expr_real_1): Adjust calls to store_field.
4558
4559 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
4560
4561 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
4562
4563 PR target/17317
4564 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
4565 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
4566 base and index register for loads.
4567
4568 * config/arc/t-arc: Fix multilib handling.
4569
4570 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
4571
4572 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
4573 don't inspect BLOCK_FOR_INSN for barriers.
4574 * emit-rtl.c (emit_barrier_before): Revert last change.
4575 (emit_barrier_after, emit_barrier): Ditto.
4576
4577 * doc/extend.texi (Extended Asm): Warn and provide example
4578 solution for using a call-clobbered asm register.
4579 (Local Reg Vars): Similar. Cross-reference example.
4580
4581 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
4582
4583 * tree-cfg.c (group_case_labels): Look at the second to last
4584 case statement for combing with the default case.
4585
4586 2004-10-19 Richard Hendeson <rth@redhat.com>
4587
4588 PR 17962
4589 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
4590
4591 2004-10-19 Richard Hendeson <rth@redhat.com>
4592
4593 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
4594 succeeds, only expand the result.
4595
4596 2004-10-19 Richard Hendeson <rth@redhat.com>
4597
4598 PR middle-end/17885
4599 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
4600 of INDIRECT_REF.
4601
4602 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
4603
4604 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
4605 loop with goto.
4606
4607 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
4608
4609 * expr.c (expand_assignment): Remove the last argument.
4610 Change the return type to void.
4611 * expr.h: Update the prototype of expand_assignment.
4612 * function.c (assign_parm_setup_reg): Update a call to
4613 expand_assignment.
4614 * stmt.c (expand_asm_expr): Likewise.
4615
4616 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
4617
4618 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
4619 unnecessary assignments to temp. Return const0_rtx.
4620
4621 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4622
4623 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
4624
4625 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
4626
4627 * configure.ac (powerpc-*-darwin*): Require assembler to support
4628 .machine directive.
4629 * configure: Regenerate.
4630
4631 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4632
4633 * reload1.c (ior_hard_reg_set): Remove.
4634 (finish_spills): Use IOR_HARD_REG_SET instead of
4635 ior_hard_reg_set.
4636
4637 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4638
4639 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
4640 the currently visited word to right.
4641
4642 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4643
4644 PR middle-end/18045
4645 * expmed.c (expand_smod_pow2): Handle modes whose size
4646 is greater than that of HOST_WIDE_INT.
4647
4648 2004-10-18 Ziemowit Laski <zlaski@apple.com>
4649
4650 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
4651
4652 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4653 Roger Sayle <roger@eyesopen.com>
4654
4655 PR middle-end/17813
4656 * dojump.c (discard_pending_stack_adjust): New function.
4657 (clear_pending_stack_adjust): Call it.
4658 * expr.h (discard_pending_stack_adjust): Declare it.
4659 * explow.c (emit_stack_save): Emit pending stack adjustments
4660 before saving the stack pointer.
4661 (emit_stack_restore): Discard pending stack adjustments before
4662 restoring the stack pointer.
4663
4664 2004-10-18 Richard Henderson <rth@redhat.com>
4665
4666 * c-common.c (handle_mode_attribute): Allow scalar->vector
4667 type changes yet.
4668
4669 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4670
4671 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
4672 value to expand_assignment.
4673
4674 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4675
4676 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
4677 thread_jumps.
4678 (thread_jumps): Iterate until no new forwarder block arises.
4679
4680 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4681
4682 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
4683 (thread_jumps): Use forwardable as cache of
4684 tree_forwarder_block_p throughout the function.
4685
4686 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
4687
4688 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
4689
4690 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
4691
4692 PR middle-end/15014
4693 PR middle-end/16973
4694 * tree-cfg.c (remove_bb): If we have a label expression in the
4695 basic block and the label we have taken the address, move the
4696 label expression to the basic block which is previous in the
4697 linked list.
4698 (tree_verify_flow_info): Fix printing out the label name of the
4699 problematic label expression.
4700
4701 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
4702
4703 PR rtl-optimization/18002
4704 * simplify-rtx.c (mode_signbit_p): Externalize function...
4705 * rtl.h (mode_signbit_p): ... to here.
4706 * combine.c (simplify_shift_const): Recognize PLUS signbit as
4707 canonical form of XOR signbit and move to outer op.
4708
4709 2004-10-18 Diego Novillo <dnovillo@redhat.com>
4710
4711 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
4712 Update all callers.
4713 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
4714 Don't call fold_stmt more than once, use bsi_replace.
4715
4716 2004-10-18 Diego Novillo <dnovillo@redhat.com>
4717
4718 PR tree-optimization/17656
4719 * tree-ssa.c (replace_immediate_uses): When replacing a
4720 constant, if the call to fold_stmt produced a different
4721 statement, get an appropriate statement pointer by scanning
4722 STMT's basic block.
4723
4724 2004-10-18 Richard Henderson <rth@redhat.com>
4725
4726 * pointer-set.c (hash1): Don't use libm functions in fallback case.
4727
4728 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
4729
4730 PR bootstrap/17684
4731 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
4732 (stage1-start): Remove and copy libunwind.a and
4733 libunwind*$(SHLIB_EXT) instead of libunwind*.
4734 (stage2-start): Likewise.
4735 (stage3-start): Likewise.
4736 (stage4-start): Likewise.
4737 (stageprofile-start): Likewise.
4738 (stagefeedback-start): Likewise.
4739
4740 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
4741 the shared library to be created and don't remove the existing
4742 shared library.
4743 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
4744 * config/i386/t-nwld (SHLIB_LINK): Likewise.
4745 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
4746 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
4747 * config/sh/t-linux (SHLIB_LINK): Likewise.
4748 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
4749 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
4750 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
4751 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
4752
4753 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
4754 files.
4755
4756 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4757
4758 * basic-block.h (reg_set_iterator): New.
4759 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
4760 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
4761 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
4762 * caller-save.c (save_call_clobbered_regs): Adjust to the new
4763 style.
4764 * cfgcleanup.c (thread_jump): Likewise.
4765 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
4766 * conflict.c (conflict_graph_compute): Likewise.
4767 * flow.c (verify_local_live_at_start, update_life_info,
4768 initialize_uninitialized_subregs, propagate_one_insn,
4769 init_propagate_block_info, free_propagate_block_info,
4770 propagate_block, dump_regset): Likewise.
4771 * global.c (global_conflicts): Likewise.
4772 * graph.c (start_bb): Likewise.
4773 * local-alloc.c (update_equiv_regs): Likewise.
4774 * loop.c (load_mems): Likewise.
4775 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
4776 find_reg, finish_spills): Likewise.
4777 * resource.c (mark_target_live_regs): Likewise.
4778 * sched-deps.c (sched_analyze_insn): Likewise.
4779 * sched-rgn.c (sched-rgn.c): Likewise.
4780 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
4781
4782 2004-10-18 Jakub Jelinek <jakub@redhat.com>
4783
4784 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
4785 operand 1 instead of 2
4786
4787 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4788
4789 * loop-unroll.c: Fix comment typos.
4790
4791 2004-10-18 Revital Eres <eres@il.ibm.com>
4792
4793 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
4794 * loop-unroll.c: Include varray.h.
4795 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
4796 opt_info and expand it to support variable expansion.
4797 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
4798 expand it to support variable expansion.
4799 (pt_info_start_duplication): Rename si_info_start_duplication.
4800 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
4801 to the variable expansion optimization.
4802 (free_opt_info): Rename free_si_info.
4803 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
4804 expand_var_during_unrolling, insert_var_expansion_initialization,
4805 combine_var_copies_in_loop_exit, release_var_copies,
4806 get_expansion): New functions.
4807 (peel_loop_completely, unroll_loop_constant_iterations,
4808 unroll_loop_runtime_iterations, peel_loop_simple,
4809 unroll_loop_stupid): Change uses of struct si_info
4810 to struct opt_info
4811 and add uses of fvariable-expansion-in-unroller flag.
4812 * params.def: Add parameter to restrict the number of expansions.
4813 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
4814 the number of expansions.
4815 * common.opt: (fvariable-expansion-in-unroller): New flag.
4816 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
4817
4818 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4819
4820 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
4821 __GXX_MERGED_TYPEINFO_NAMES to 0.
4822
4823 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
4824
4825 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
4826 handle barriers in a bb by checking that it points to a NULL bb.
4827 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
4828 (emit_barrier_after, emit_barrier): Ditto.
4829
4830 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
4831
4832 * doc/extend.texi (Attribute Syntax): Clarify details of
4833 attributes on parameters.
4834
4835 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
4836
4837 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
4838 loop.
4839
4840 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4841
4842 Revert:
4843 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4844
4845 * c-typeck.c (default_function_array_conversion): Always create
4846 &a[0] for array types.
4847 (build_unary_op): Do not fold &a[x] into a + x.
4848
4849 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4850
4851 PR middle-end/17925
4852 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
4853 block if there is a goto with a locus.
4854
4855 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
4856
4857 * config/elfos.h, config/gofast.h, config/interix.h,
4858 config/netbsd.h, config/svr3.h, config/vxworks.h,
4859 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
4860 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4861 config/alpha/netbsd.h, config/arm/arm-modes.def,
4862 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
4863 config/cris/aout.h, config/frv/frv-modes.def,
4864 config/i386/beos-elf.h, config/i386/gas.h,
4865 config/i386/i386-coff.h, config/i386/i386-modes.def,
4866 config/i386/linux.h, config/i386/linux64.h,
4867 config/i386/mingw32.h, config/i386/netbsd-elf.h,
4868 config/i386/netbsd64.h, config/i386/sco5.h,
4869 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
4870 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
4871 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
4872 config/mips/mips-modes.def, config/mips/sdb.h,
4873 config/mips/vr.h, config/mips/vxworks.h,
4874 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4875 config/pa/pa32-linux.h, config/rs6000/40x.md,
4876 config/rs6000/7450.md, config/rs6000/8540.md,
4877 config/rs6000/linuxspe.h, config/rs6000/power4.md,
4878 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
4879 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
4880 config/s390/s390-modes.def, config/sh/elf.h,
4881 config/sh/sh-modes.def, config/sh/sh64.h,
4882 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
4883 config/stormy16/stormy16.md, config/v850/v850-protos.h,
4884 config/vax/vax.md: Update copyright.
4885
4886 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
4887
4888 * expr.c (expand_expr_real_1): Remove an obsolete comment.
4889
4890 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4891
4892 * c-typeck.c (default_function_array_conversion): Always create
4893 &a[0] for array types.
4894 (build_unary_op): Do not fold &a[x] into a + x.
4895
4896 2004-10-17 Jakub Jelinek <jakub@redhat.com>
4897
4898 * pointer-set.c (hash1): Use integer part of 2^64 / phi
4899 instead 2^32 / phi if long is 64-bit.
4900
4901 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
4902
4903 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
4904 RID_PTRVALUE.
4905 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
4906 declarations.
4907 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
4908 __ptrextent__, __ptrvalue and __ptrvalue__.
4909 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
4910 entries.
4911
4912 2004-10-16 Dale Johannesen <dalej@apple.com>
4913
4914 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
4915
4916 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4917
4918 PR tree-optimization/17766
4919 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
4920 (dom_info_available_p): Declare.
4921 * cfghooks.c (split_block, make_forwarder_block): Use
4922 dom_info_available_p.
4923 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
4924 free_dominance_info, verify_dominators): Ditto.
4925 (dom_info_available_p): New function.
4926 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
4927 (thread_jumps): Use dom_info_available_p.
4928 * tree-complex.c (expand_complex_div_wide): Ditto.
4929 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4930
4931 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4932
4933 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
4934 (find_best_candidate): Take also important candidates into account.
4935 (find_optimal_iv_set): Initialize important_candidates bitmap.
4936
4937 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4938
4939 PR tree-optimization/17560
4940 * predict.c (tree_estimate_probability): Mark irreducible
4941 loops.
4942
4943 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4944
4945 PR rtl-optimization/17723
4946 * cfgcleanup.c (merge_memattrs): Handle case when
4947 MEM_SIZE == NULL_RTX.
4948
4949 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
4950
4951 * toplev.c (dump_file_name): Change type to be const.
4952
4953 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
4954
4955 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
4956 non_lvalue to stop something being a null pointer constant.
4957
4958 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
4959
4960 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
4961 available for TARGET_FPRS.
4962 (FUNCTION_VALUE_REGNO_P): Same.
4963
4964 2004-10-15 Geoffrey Keating <geoffk@apple.com>
4965
4966 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4967 -maltivec in same style as other ISA options.
4968
4969 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
4970
4971 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
4972 definition.
4973
4974 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
4975
4976 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
4977 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
4978 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
4979 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
4980 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
4981 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
4982 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
4983 predict.def, predict.h, protoize.c, reload.h, resource.h,
4984 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
4985 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
4986 unwind-sjlj.c, value-prof.h: Update copyright.
4987
4988 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
4989
4990 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
4991
4992 2004-10-15 Diego Novillo <dnovillo@redhat.com>
4993
4994 * tree-optimize.c (execute_one_pass): Stop timer right after
4995 executing the pass.
4996
4997 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4998
4999 Revert:
5000 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5001 PR middle-end/17967
5002 Revert:
5003 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
5004 (remove_useless_stmts_1): Fold trees we know how to fold.
5005
5006 2004-10-14 David Edelsohn <edelsohn@gnu.org>
5007
5008 * configure.ac: Add .machine power4 directive when testing for
5009 mfcr field.
5010 * configure: Regenerate.
5011
5012 2004-10-14 Geoffrey Keating <geoffk@apple.com>
5013
5014 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
5015
5016 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5017
5018 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
5019 always.
5020
5021 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
5022
5023 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
5024 for 'f' if !TARGET_FPRS.
5025
5026 2004-10-14 Richard Henderson <rth@redhat.com>
5027
5028 PR debug/14492
5029 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
5030
5031 2004-10-14 Richard Henderson <rth@redhat.com>
5032
5033 PR c/17023
5034 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
5035 as error_mark_node.
5036 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
5037 instaed of current_function_decl non-null.
5038
5039 2004-10-14 Matt Austern <austern@apple.com>
5040
5041 * pointer-set.c: New file, special-purpose hash table.
5042 * pointer-set.h: New file.
5043 * tree.h (struct pointer_set_t): Declare as opaque type.
5044 (tree_walk): Last argument is pointer_set_t* now.
5045 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
5046 (walk_type_fields):
5047 (walk_tree): Convert from htab_t to pointer_set_t for keeping
5048 track of which nodes have already been visited.
5049 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
5050 * cgraphunit.c (cgraph_create_edges): Likewise.
5051 (cgraph_characterize_statics_local): Likewise.
5052 * tree-dfa.c (collect_dfa_stats): Likewise.
5053 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
5054 pointer_set_t* now.
5055 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
5056 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
5057 of walk_subtrees is pointer_set_t* now.
5058 * Makefile.in (OBJS-common): add pointer-set.o
5059 (tree-inline.o): Depends on pointer-set.h
5060 (tree-dfa.o): Likewise
5061 (cgraphunit.o): Likewise
5062
5063 2004-10-14 Geoffrey Keating <geoffk@apple.com>
5064
5065 * config/rs6000/darwin.h (ASM_SPEC): Delete.
5066 (TARGET_ASM_FILE_START): Define.
5067 * config/darwin.h (ASM_SPEC): Define.
5068 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
5069 -mlong-double-128, it's the default. Update comment about reason
5070 for force_cpusubtype_ALL.
5071 * config/rs6000/darwin-vecsave.asm: Supply .machine.
5072 * config/rs6000/darwin-world.asm: Likewise.
5073 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
5074 (symbolic_operand): Delete #if 0ed code.
5075
5076 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5077
5078 * stmt.c (add_case_node): Make sure that we have integer
5079 constant before calling tree_int_cst_compare.
5080
5081 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5082
5083 PR middle-end/17967
5084 Revert:
5085 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
5086 (remove_useless_stmts_1): Fold trees we know how to fold.
5087
5088 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
5089
5090 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
5091 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
5092 -m64.
5093
5094 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
5095
5096 * reload.c (find_reloads): When reloading a PLUS with constant
5097 operand, make sure the constant is pushed to the constant pool
5098 if required.
5099 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
5100 reload bug workaround.
5101 (s390_expand_plus_operand): Likewise.
5102
5103 2004-10-14 David Edelsohn <edelsohn@gnu.org>
5104
5105 * opts.c (common_handle_option): Do not enable
5106 flag_speculative_prefetching for -fprofile-generate/use.
5107
5108 2004-10-14 Devang Patel <dpatel@apple.com>
5109
5110 PR 17635
5111 * tree-if-conv.c (process_phi_nodes): Process latch block.
5112 (combine_blocks): Process latch block and update loop structure.
5113
5114 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
5115
5116 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
5117 (vect_update_ivs_after_vectorizer):
5118 (vect_transform_for_unknown_loop_bound):
5119 (tree_duplicate_loop_to_edge):
5120 (allocate_new_names):
5121 (rename_use_op):
5122 (rename_def_op):
5123 (rename_variables_in_bb):
5124 (free_new_names):
5125 (rename_variables_in_loop):
5126 (copy_phi_nodes):
5127 (update_phis_for_duplicate_loop):
5128 (update_phi_nodes_for_guard):
5129 (make_loop_iterate_ntimes):
5130 (tree_duplicate_loop_to_edge_cfg):
5131 (add_loop_guard):
5132 (vect_analyze_loop_with_symbolic_num_of_iters):
5133 (verify_loop_for_duplication):
5134 (vect_gen_niters_for_prolog_loop):
5135 (vect_update_niters_after_peeling):
5136 (vect_update_inits_of_dr):
5137 (vect_update_inits_of_drs):
5138 (vect_build_loop_niters):
5139 (vect_do_peeling_for_alignment): New functions.
5140 (vect_transform_loop): Add unknown and known but indivisible loop
5141 bound support; add peeling for unalignment support.
5142 (vect_analyze_loop_form): Support symbolic number of iterations.
5143 (vect_transform_loop_bound): New input parameter.
5144 (vect_get_loop_niters): Change input parameter type.
5145 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
5146 (vectorizable_store): Allow unaligned access.
5147 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
5148 (vect_analyze_data_refs_alignment): Allowed one unaligned
5149 store.
5150 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
5151 to use tree.
5152 (LOOP_VINFO_INT_NITERS): New macro.
5153 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
5154 (do_peeling_for_alignment):
5155 (unaligned_drs): New members of _loop_vec_info.
5156 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
5157
5158 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
5159
5160 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
5161 (struct tree_string): Remove "const" qualifier for "str".
5162
5163 2004-10-14 Ira Rosen <irar@il.ibm.com>
5164
5165 * tree-vectorizer.c (vect_analyze_data_refs): Call
5166 vect_get_base_and_bit_offset to get memory tag for array ref.
5167 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
5168
5169 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
5170
5171 * configure.ac: Use $LN_S for creating symlinks (not $LN).
5172 * configure: Regenerate.
5173
5174 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5175
5176 * doc/install.texi (*-*-solaris2*): Update with info about kernel
5177 patches to solve spurious testsuite failures.
5178
5179 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
5180
5181 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
5182 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
5183 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
5184 gcc_assert under ENABLE_CHECKING.
5185 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
5186 get_vectype_for_scalar_type).
5187
5188 (vect_get_vec_def_for_operand): Remove redundant variables.
5189 (vect_transform_loop): Likewise.
5190
5191 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
5192
5193 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
5194 global for -mcaller-super-interworking.
5195 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
5196 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
5197 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
5198 not need a frame pointer.
5199 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
5200 the soft frame pointer offset.
5201 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
5202 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
5203 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
5204 the stack. Use frame_pointer_needed to choose between them.
5205 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
5206 (interwork_with_frame): New macro.
5207 (interwork): Add _interwork_{r7,r11}_call_via_rN().
5208
5209 2004-10-14 Ben Elliston <bje@au.ibm.com>
5210
5211 PR other/17900
5212 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
5213 up the filename looking for a previous directory separator.
5214
5215 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
5216
5217 * c-tree.h (enum c_typespec_kind, struct c_typespec,
5218 parser_xref_tag): New.
5219 (struct c_declspecs): Add tag_defined_p. Adjust definition of
5220 typedef_p.
5221 (declspecs_add_type): Adjust prototypes.
5222 * c-parse.in (%union): Add tstype.
5223 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
5224 typespec_reserved_attr, typespec_nonreserved_nonattr,
5225 structsp_attr, structsp_nonattr): Change to tstype. Update
5226 actions.
5227 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
5228 (declspecs_add_type): Update to take struct c_typespec argument.
5229 Set tag_defined_p and typedef_p as appropriate.
5230 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
5231 Update to return struct c_typespec.
5232 (shadow_tag_warned): Don't let empty declarations with qualifiers
5233 or storage class specifiers redeclare a tag if a previous
5234 declaration is visible.
5235
5236 2004-10-13 Richard Henderson <rth@redhat.com>
5237
5238 PR debug/15860
5239 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
5240 for DECL_INCOMING_RTL.
5241
5242 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
5243
5244 PR target/17984
5245 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
5246 trunc_int_for_mode for constants used in shortened mode.
5247
5248 2004-10-13 Richard Henderson <rth@redhat.com>
5249
5250 PR c/17384
5251 * c-common.c (handle_mode_attribute): Disallow mode changes that
5252 alter the CODE of the top-level type.
5253
5254 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
5255 integer from internal limits macros.
5256 * config/i386/mm3dnow.h (__v2sf): Fix base type.
5257
5258 2004-10-13 Richard Henderson <rth@redhat.com>
5259
5260 PR debug/13841
5261 * function.c (instantiate_decl): Recurse for CONCAT.
5262
5263 2004-10-13 David Edelsohn <edelsohn@gnu.org>
5264
5265 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
5266 andi./andis.
5267 (anddi3): Same.
5268 (extzvdi_internal1): Add attribute "compare".
5269 (extzvdi_internal2): Same.
5270
5271 2004-10-12 Tom Tromey <tromey@redhat.com>
5272
5273 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
5274
5275 2004-10-13 Dale Johannesen <dalej@apple.com>
5276
5277 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
5278
5279 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
5280
5281 * toplev.c (compile_file): Call mudflap_finish_file from here ...
5282 * c-decl.c (c_write_global_declarations): ... instead of here ...
5283 * cp/decl.c (cp_finish_file): ... and here.
5284 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
5285
5286 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5287
5288 * tree-ssa-dom.c (record_range): Free the element if we are not
5289 going to use it.
5290
5291 2004-10-13 Tom Tromey <tromey@redhat.com>
5292
5293 PR java/15578:
5294 * gcc.c (option_map): Added --extdirs and --encoding.
5295
5296 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5297
5298 PR target/14454
5299 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
5300 sparc_can_output_mi_thunk.
5301 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
5302 handling of vcall offset.
5303 (sparc_can_output_mi_thunk): New predicate.
5304 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
5305 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
5306 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
5307
5308 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
5309
5310 * config/sparc/sparc.md (movdi): Remove redundant test.
5311
5312 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
5313
5314 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
5315 TDF_IPA from -fdump-tree-*-all.
5316
5317 2004-10-13 Paul Brook <paul@codesourcery.com>
5318
5319 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
5320 * config/arm/arm.c (thumb_find_work_register): Update comments.
5321 (arm_load_pic_register): Add argument for scratch register.
5322 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
5323 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
5324
5325 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
5326
5327 * tree-data-ref.c: Fix comment typos.
5328
5329 2004-10-13 Jakub Jelinek <jakub@redhat.com>
5330 Zdenek Dvorak <dvorakz@suse.cz>
5331
5332 PR tree-optimization/17724
5333 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
5334
5335 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
5336
5337 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
5338 (altivec_builtin_mask_for_store): Likewise.
5339 (altivec_init_builtins): Use lang_hooks.builtin_function to
5340 create the decls for builtin_altivec_mask_for_load/store.
5341
5342 2004-10-13 Nick Clifton <nickc@redhat.com>
5343
5344 * config/c4x/c4x.c: Remove inclusion of loop.h.
5345
5346 2004-10-12 Ben Elliston <bje@au.ibm.com>
5347
5348 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
5349 (ei_container): New; renamed.
5350 (ei_start, ei_last): New macros.
5351 (ei_start_1, ei_last_1): Renamed from ei_start.
5352 (ei_last_1, ei_end_p): Use ei_container() where applicable.
5353 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
5354 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
5355
5356 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
5357
5358 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
5359 * cfgloop.c (initialize_loops_parallel_p): New.
5360 (flow_loops_find): Initialize the parallel_p field to true for all
5361 the loops.
5362 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
5363 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
5364 the size of the data accessed in the loop.
5365 (struct nb_iter_bound): Moved...
5366 * cfgloop.h (struct nb_iter_bound): ... here.
5367 (estimated_nb_iterations, parallel_p): New fields in struct loop.
5368 (record_estimate): Declare extern here.
5369 * tree-chrec.c: Fix comments.
5370 (nb_vars_in_chrec): New function.
5371 * tree-chrec.h (nb_vars_in_chrec): Declared here.
5372 * tree-data-ref.c: Don't include lambda.h, that is already included
5373 in tree-data-ref.h.
5374 (tree_fold_divides_p): Don't check for integer_onep.
5375 (tree_fold_bezout): Removed.
5376 (gcd): New static duplicated function.
5377 (int_divides_p, dump_subscript): New.
5378 (dump_data_dependence_relation): Use dump_subscript.
5379 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
5380 estimate_niter_from_size_of_data): New.
5381 (analyze_array_indexes, analyze_array): Call
5382 estimate_niter_from_size_of_data during the detection of array
5383 references. Pass in a pointer to the statement that contains the
5384 array reference.
5385 (all_chrecs_equal_p): New.
5386 (compute_distance_vector): Renamed compute_subscript_distance.
5387 Deal with multivariate conflict functions.
5388 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
5389 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
5390 (non_affine_dependence_relation): New.
5391 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
5392 analyze_siv_subscript, analyze_miv_subscript,
5393 analyze_overlapping_iterations, subscript_dependence_tester):
5394 Initialize and return last_conflicts function.
5395 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
5396 compute_overlap_steps_for_affine_1_2): New.
5397 (analyze_siv_subscript_affine_cst): Removed.
5398 (analyze_subscript_affine_affine): Disprove dependences based on the
5399 iteration domains. Solve the univariate dependence case as before,
5400 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
5401 Implement the multivariate case of 2 versus 1 variables.
5402 (build_classic_dist_vector, build_classic_dir_vector): Implement some
5403 unhandled cases.
5404 (find_data_references_in_loop): Compute and initialize
5405 loop->estimated_nb_iterations and loop->parallel_p.
5406 (analyze_all_data_dependences): Modify the debug dump order.
5407 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
5408 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
5409 (SUB_LAST_CONFLICT, subscript->last_conflict,
5410 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
5411 DDR_AFFINE_P, DDR_SIZE_VECT): New.
5412 (find_data_references_in_loop, initialize_data_dependence_relation,
5413 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
5414
5415 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
5416
5417 * configure: Regenerate.
5418
5419 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
5420
5421 PR 17892
5422 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
5423 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
5424 and constant folding of floating point MULT_EXPR/PLUS_EXPR
5425 expressions.
5426
5427 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
5428
5429 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
5430 (s390_gimplify_va_arg): Likewise.
5431
5432 2004-10-12 Daniel Jacobowitz <dan@debian.org>
5433
5434 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
5435 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
5436 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
5437 * regclass.c (record_address_regs): Remove ifdef. Use
5438 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
5439 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
5440 definition.
5441 (scan_rtx_address, replace_oldest_value_addr): Use
5442 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
5443 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
5444 unnecessary definitions.
5445 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
5446 and MODE_BASE_REG_REG_CLASS.
5447 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
5448 (MODE_BASE_REG_REG_CLASS): Define.
5449 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
5450 (REG_MODE_OK_FOR_REG_BASE_P): Define.
5451 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
5452 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
5453
5454 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
5455
5456 * tree-ssa-alias.c (verify_name_tags): New function.
5457 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
5458 (verify_alias_info): Call verify_name_tags.
5459
5460 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
5461
5462 PR rtl-optimization/17931
5463 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
5464 ZERO_EXTRACT in it.
5465
5466 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
5467
5468 * arm.c (arm_print_operand): Use output_operand_lossage where possible
5469 rather than aborting.
5470
5471 2004-10-12 Paul Brook <paul@coudesourcery.com>
5472
5473 * config.gcc: Add armv6{k,z,zk}
5474 * config/arm/arm-cores.def: Add arm1176 and mpcore.
5475 * config/arm/tune.md: Regenerate.
5476 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
5477 Define.
5478 (all_architectures): Add armv6k, armv6z, armv6zk.
5479 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
5480 * doc/invoke.texi: Document new arch and cpu values.
5481
5482 2004-10-12 Paul Brook <paul@coodesourcery.com>
5483
5484 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
5485 meabi=4.
5486
5487 2004-10-12 Paul Brook <paul@codesourcery.com>
5488
5489 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
5490 Handle negative constants.
5491
5492 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
5493
5494 PR c/17301
5495 * c-typeck.c (convert_arguments): Return error_mark_node if there
5496 are too few arguments.
5497 (build_function_call): Handle error_mark_node return from
5498 convert_arguments.
5499
5500 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
5501
5502 * configure.ac (symbolic_link): Replace with $LN_S.
5503 (Assembler/Linker): Hard link from gas and binutils trees.
5504 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
5505 * configure: Regenerate.
5506
5507 2004-10-12 Paul Brook <paul@codesourcery.com>
5508
5509 * configure.ac: Don't look for host assembler when building a canadian
5510 cross.
5511 * configure: Regenerate.
5512
5513 2004-10-11 Roger Sayle <roger@eyesopen.com>
5514
5515 PR other/17361
5516 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
5517 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
5518 line options for "-lang-asm" and if found allow any of the C-family
5519 front-end options.
5520 (c_common_handle_option): Remove last use of permit_fortran_options.
5521
5522 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
5523
5524 * config/s390/s390.c (print_operand): Support 'S' format flag.
5525 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
5526 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
5527 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
5528 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
5529 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
5530 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
5531 ("*movstricthi"): Likewise.
5532 ("*load_multiple_di", "*load_multiple_si"): Likewise.
5533 ("*store_multiple_di", "*store_multiple_si"): Likewise.
5534 ("*sethiqisi", "*sethihisi"): Likewise.
5535 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
5536 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
5537 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
5538 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
5539 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
5540
5541 ("*tmhi_full"): Fix incorrect op_type attribute.
5542
5543 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
5544 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
5545 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
5546 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
5547
5548 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
5549
5550 PR middle-end/16266
5551 * function.c (temp_slots_at_level): Fix typo which creates too
5552 many temp stack slots levels.
5553
5554 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
5555
5556 * config/s390/s390.c (s390_trampoline_template): Generate shorter
5557 trampoline code.
5558 (s390_trampoline_instantiate): Adapt.
5559 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
5560
5561 2004-10-11 Roger Sayle <roger@eyesopen.com>
5562
5563 PR middle-end/17657
5564 * stmt.c (add_case_node): Add additional type argument. Declare
5565 as static to match prototype. Convert the upper and lower bounds
5566 to the specified index type. Optimize away case ranges/values
5567 that are outside the index type's bounds. Truncate case ranges
5568 that span the index type's bounds.
5569 (expand_case): Avoid unnessary computation and memory allocation
5570 when index type is error_mark_node. Pass index_type as required
5571 by change to add_case_node API. No need to convert case range
5572 bounds to index_type, this is now done by add_case_node.
5573
5574 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
5575
5576 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
5577 * config/s390/s390.c (s390_offset_p): New function.
5578 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
5579 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
5580 transform Q->Q alternatives to *clc pattern.
5581 ("*clc"): Move.
5582 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
5583 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
5584 to transform Q->Q alternatives to *mvc pattern.
5585 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
5586 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
5587 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
5588 transform Q->Q alternatives to *nc pattern.
5589 ("*nc"): New insn. New peephole to merge adjacent NCs.
5590 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
5591 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
5592 transform Q->Q alternatives to *oc pattern.
5593 ("*oc"): New insn. New peephole to merge adjacent OCs.
5594 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
5595 transform Q->Q alternatives to *xc pattern.
5596 ("*xc"): New insn. New peephole to merge adjacent XCs.
5597 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
5598
5599 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5600
5601 * gimplify.c (gimple_push_condition): Make sure that we don't
5602 have any saved condition cleanup if we were at the top level.
5603
5604 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
5605
5606 * config/frv/frv.md (*adddi3_internal): Change name to...
5607 (adddi3): ...replacing the exisiting define_expand. Combine
5608 alternatives. Fix the range of the constant constraints ('J' instead
5609 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
5610 to extract the lower and upper halves of the DImode operands.
5611 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
5612 (adddi3_lower): Fix the range of the constant constraints and
5613 remove the bogus operands[2] check.
5614 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
5615 operand 2. Use addxi to handle constant operands.
5616 (subdi3_lower, subdi3_upper): Don't handle constant operands.
5617
5618 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
5619
5620 * gengtype-lex.l: Add commented } & ) characters to unconfuse
5621 editor's paren matching. Allow #define inside a struct.
5622
5623 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
5624
5625 PR middle-end/17703
5626 part of PR c++/17657
5627 * fold-const.c (fold_build_cleanup_point_expr): New function.
5628 * tree.h (fold_build_cleanup_point_expr): Prototype.
5629
5630 2004-10-10 Eric Christopher <echristo@redhat.com>
5631
5632 * dwarf2out.c: Move attribute to subprogram declaration
5633 instead of subroutine type.
5634
5635 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
5636
5637 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
5638 hoist_insn_after, and hoist_insn_to_edge.
5639 * rtl.h: Remove the prototypes for reg_referenced_between_p,
5640 no_jumps_between_p, and insn_dependent_p.
5641 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
5642 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
5643 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
5644 hoist_insn_to_edge): Remove.
5645
5646 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
5647
5648 PR c/17881
5649 * c-decl.c (grokparms): Don't warn for parameters of incomplete
5650 type in declarations that are not definitions except for the case
5651 of parameters of void type.
5652
5653 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
5654
5655 * tree-cfg.c: Fix comment typos.
5656
5657 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
5658
5659 PR c/17301
5660 * builtins.c (expand_builtin_va_start): Check for too few
5661 arguments to va_start.
5662
5663 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
5664
5665 PR c/17189
5666 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
5667 fields a pedwarn. Pedwarn here for unnamed structs/unions if
5668 pedantic.
5669 * c-parse.in (component_decl): Don't pedwarn here for unnamed
5670 fields.
5671
5672 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5673
5674 PR tree-optimization/17906
5675 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
5676 copy non-gimple reg arguments.
5677
5678 2004-10-09 Roger Sayle <roger@eyesopen.com>
5679
5680 PR rtl-optimization/17853
5681 * simplify-rtx.c (simplify_relational_operation): Correct comment.
5682 Reorganize handling of comparison operations with floating point
5683 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
5684 Likewise, introduce support for comparison operations with vector
5685 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
5686
5687 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
5688 * doc/tm.texi: Likewise.
5689
5690 2004-10-09 Steven Bosscher <stevenb@suse.de>
5691
5692 * regs.h (struct reg_info_def): Remove the last_node_uid and
5693 changes_mode fields.
5694 (REGNO_LAST_NOTE_UID): Don't define.
5695 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
5696 * regmove.c (copy_src_to_dest): Likewise.
5697
5698 2004-10-09 Roger Sayle <roger@eyesopen.com>
5699
5700 PR middle-end/17894
5701 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
5702 relational comparison operator op needs to be swapped/reversed when
5703 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
5704
5705 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5706
5707 PR tree-opt/17902
5708 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
5709 instead of bsi_start.
5710 (value_replacement): Likewise.
5711 (abs_replacement): Likewise
5712
5713 2004-10-09 Steven Bosscher <stevenb@suse.de>
5714
5715 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
5716 (expand_gimple_cond_expr, expand_gimple_tailcall,
5717 expand_gimple_basic_block): Use it to dump RTL for each stmt.
5718 (tree_expand_cfg): Announce full RTL function dump.
5719 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
5720 not the graph version.
5721 * tree-pretty-print.c (dump_generic_node): Allow empty statements
5722 in the arms of a COND_EXPR for lowered nodes.
5723
5724 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
5725
5726 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
5727 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
5728 strtoufix16, strtoufix32, strtoufix64): Declare.
5729
5730 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5731
5732 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
5733 for an out-of-range floating point constant.
5734 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
5735 warning if the target format does not support infinities.
5736
5737 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5738
5739 * emit-rtl.c (last_label_num, base_label_num): Remove.
5740 (max_label_num): Always return label_num.
5741 (set_new_last_label_num, restore_emit_status): Remove.
5742 (init_emit): Don't initialize last_label_num.
5743 * function.c (pop_function_context_from): Don't call
5744 restore_emit_status.
5745 * function.h: Remove the prototype for restore_emit_status.
5746 * rtl.h: Remove the prototype for set_new_last_label_num.
5747
5748 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5749
5750 * stmt.c (expand_decl_init): Remove.
5751 * tree.h: Remove the corresponding prototype.
5752
5753 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5754
5755 * integrate.c (try_constants, subst_constants, mark_stores):
5756 Remove.
5757 * integrate.h: Remove the prototype for try_constants.
5758
5759 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5760
5761 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
5762 (convert_for_assignment): Handle ic_argpass_nonproto. Add
5763 comments about its relevance to errors.
5764 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
5765
5766 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5767
5768 PR c/16999
5769 * c-ppoutput.c (cb_ident): Don't quote string as it is already
5770 quoted.
5771
5772 2004-10-08 Diego Novillo <dnovillo@redhat.com>
5773
5774 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
5775 reference_node_pool.
5776
5777 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5778
5779 * tree-cfg.c: Fix a comment typo.
5780
5781 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
5782
5783 * config/s390/s390.c (s390_register_info): Don't save fprs for
5784 -msoft-float.
5785 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
5786
5787 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
5788
5789 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
5790 (TARGET_DEFAULT): Use symbolic values.
5791 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
5792 (TARGET_DEFAULT): Use symbolic values.
5793 * config/s390/s390.c (s390_backchain_string): Initialize to
5794 TARGET_DEFAULT_BACKCHAIN.
5795
5796 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5797
5798 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
5799 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
5800 code.
5801 (expand_builtin_strcat): Accept a type parameter.
5802 (fold_builtin_mempcpy): Accept a type and endp parameter.
5803
5804 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
5805 Accept an `exp' instead of an `arglist'.
5806
5807 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
5808
5809 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
5810 reverting my 2004-09-07 patch to use build_int_cst.
5811
5812 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5813
5814 PR target/17245
5815 * config/sparc/sparc.c (input_operand): Remove redundant code
5816 for handling LO_SUM.
5817 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
5818 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
5819 Otherwise only accept it for TFmode if quad move insns are available.
5820
5821 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5822
5823 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
5824 common cases will be caught earlier than others.
5825
5826 2004-10-08 Michael Matz <matz@suse.de>
5827
5828 * loop-doloop.c (doloop_optimize): Extend count.
5829
5830 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
5831
5832 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
5833 (prefetch): Convert to expander.
5834
5835 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
5836
5837 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
5838 first argument of CALL.
5839 (tls_local_dynamic): Likewise.
5840
5841 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5842
5843 * c-typeck.c (enum impl_conv): New.
5844 (convert_for_assignment): Use it. Take tree for function called
5845 instead of its name. Handle ObjC selectors for diagnostics at
5846 start of function. Select diagnostic text within the function
5847 using full sentences for diagnsotics. Use %qE to name functions
5848 in diagnostics.
5849 (convert_arguments, build_modify_expr,
5850 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
5851 callers to convert_for_assignment.
5852 (warn_for_assignment): Remove.
5853
5854 2004-10-08 Nick Clifton <nickc@redhat.com>
5855
5856 * config/sh/symbian.c (symbian_possibly_export_base_class):
5857 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
5858 TYPE_CONTAINS_VPTR_P.
5859
5860 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5861
5862 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
5863 fixed registers form all_used_regs. Update call_really_used_regs.
5864 (CALL_REALLY_USED_REGISTERS): Define.
5865 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
5866 with call_really_used_regs.
5867
5868 2004-10-08 Alan Modra <amodra@bigpond.net.au>
5869
5870 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
5871 for -profile as well as -p and -pg.
5872
5873 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
5874
5875 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
5876
5877 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5878
5879 * tree-cfg.c (tree_block_forwards_to): Remove.
5880 * tree-flow.h: Remove the corresponding prototype.
5881
5882 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5883
5884 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
5885 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
5886
5887 2004-10-07 Geoffrey Keating <geoffk@apple.com>
5888
5889 Radar 3813796
5890 * config/rs6000/rs6000.c (rs6000_generate_compare): When
5891 flag_trapping_math is in effect, don't generate subtract
5892 instructions.
5893
5894 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
5895
5896 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
5897 * config/s390/s390.c (s390_narrow_logical_operator): New function.
5898 (s390_extra_constraint_str): Add 'A' constraints.
5899 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
5900 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
5901 (CONSTRAINT_LEN): Likewise.
5902 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
5903 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
5904 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
5905 ("*iordi3"): Add OI alternative and splitter.
5906 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
5907 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
5908 ("*xordi3"): Add XI alternative and splitter.
5909 ("*xorsi3", "*xorhi3"): Likewise.
5910
5911 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5912
5913 * config/mips/mips.c (mips_function_rodata_section): New function.
5914 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
5915
5916 2004-10-07 Devang Patel <dpatel@apple.com>
5917
5918 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
5919 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
5920 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
5921 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
5922 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
5923 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
5924 UNSPEC_VCONDU_V16QI): New constant defines.
5925 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
5926 vconduv16qi): New patterns.
5927 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
5928 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
5929 (get_vec_cmp_insn): Same.
5930 (get_vsel_insn): Same.
5931 (rs6000_emit_vector_compare): Same.
5932 (rs6000_emit_vector_select): Same.
5933 (INSN_NOT_AVAILABLE): New.
5934
5935 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5936
5937 PR tree-optimization/17749
5938 * tree-tailcall.c (find_tail_calls): Check that parameter is
5939 a gimple_reg.
5940
5941 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5942
5943 * config/ia64/ia64.c: Fix a comment typo.
5944
5945 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5946
5947 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
5948
5949 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5950
5951 PR c++/17115
5952 * tree-inline.c (expand_call_inline): Do not warn for functions
5953 marked with attribute noinline.
5954
5955 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5956
5957 PR target/17862
5958 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
5959 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
5960
5961 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
5962 of 0 as 4th argument to pass_by_reference.
5963 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
5964
5965 2004-10-06 Eric Christopher <echristo@redhat.com>
5966
5967 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
5968 attribute.
5969
5970 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5971
5972 PR target/17770
5973 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
5974
5975 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5976
5977 PR rtl-optimization/17791
5978 * loop-doloop.c (doloop_modify): Take number of iterations as
5979 argument.
5980 (doloop_optimize): Extend or shorten the number of iterations
5981 when changing mode of counter register.
5982 * loop-iv.c (lowpart_subreg): Export.
5983 * rtl.h (lowpart_subreg): Declare.
5984
5985 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5986
5987 PR tree-optimization/17806
5988 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
5989 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
5990 flags moved to split_edge.
5991
5992 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5993
5994 PR middle-end/17835
5995 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
5996 before tentatively building the conditional move sequence.
5997
5998 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5999
6000 PR target/16815
6001 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
6002 check.
6003 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
6004 function_arg_padding.
6005
6006 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
6007
6008 PR bootstrap/17857
6009 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
6010
6011 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
6012
6013 * hooks.c (hook_int_void_1, hook_void_int): Remove.
6014 * hooks.h: Remove the corresponding prototypes.
6015
6016 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
6017
6018 PR middle-end/17849
6019 * tree-nested.c (walk_stmt_info): Add changed field.
6020 (convert_nonlocal_reference): Set changed to when we
6021 change a decl to unnested decl.
6022 <case ADDR_EXPR>: Instead of checking if the immediate part
6023 of the ADDR_EXPR changed, check the field changed.
6024 Use recompute_tree_invarant_for_addr_expr instead of unsetting
6025 TREE_INVARIANT.
6026 (convert_local_reference): Set changed to when we
6027 change a decl to unnested decl.
6028 <case ADDR_EXPR>: Instead of checking if the immediate part
6029 of the ADDR_EXPR changed, check the field changed.
6030 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
6031
6032 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
6033
6034 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
6035 * dwarf2out.c (dwarf2out_init): Remove references to
6036 DWARF2_GENERATE_TEXT_SECTION_LABEL.
6037 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
6038 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
6039
6040 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
6041
6042 * c-typeck.c (convert_arguments): Take expression for called
6043 function rather than its name. Handle ObjC selectors directly
6044 rather than relying on warn_for_assignment to do so. Call warning
6045 directly rather than warn_for_assignment. Use %qE in diagnostics.
6046 Say "argument" rather than "arg" in diagnostics.
6047 (build_function_call): Update call to convert_arguments.
6048
6049 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
6050
6051 PR debug/17787
6052 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
6053 ENUMs specially instead of just saying we do.
6054
6055 2004-10-06 Eric Christopher <echristo@redhat.com>
6056
6057 * dwarf2.h: Sync with include/elf/dwarf2.h
6058
6059 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
6060
6061 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
6062 and TREE_VEC nodes.
6063
6064 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
6065
6066 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
6067 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
6068
6069 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
6070
6071 * lambda-code.c (compute_nest_using_fourier_motzkin): New
6072 function.
6073 (lambda_compute_auxillary_space): Split from here.
6074
6075 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
6076
6077 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
6078 * tree-flow.h: Add prototype.
6079 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
6080 expr_invariant_in_loop.
6081
6082 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
6083
6084 * tree-cfg.c (thread_jumps): Remove a duplicate check for
6085 EXIT_BLOCK_PTR.
6086
6087 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
6088
6089 * config/s390/s390-protos.h (s_imm_operand): Remove.
6090 (s390_pool_operand): Add prototype.
6091 * config/s390/s390.c (general_s_operand): Remove.
6092 (s_imm_operand): Remove.
6093 (s_operand): Merge contents of general_s_operand.
6094 (s390_pool_operand): New function.
6095 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
6096 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
6097 ("*cmpdi_ccu"): Merge Q->Q alternative.
6098 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
6099 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
6100 ("*cli"): Remove.
6101 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
6102 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
6103 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
6104
6105 2004-10-06 Steve Ellcey <sje@cup.hp.com>
6106
6107 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
6108 call ia64_function_arg_boundary.
6109 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
6110 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
6111 (ia64_function_arg_advance): Do not put 128 bit floats into
6112 FP registers.
6113
6114 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6115
6116 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
6117 Accept an expression instead of an arglist.
6118 (expand_builtin_stpcpy): Accept an expression instead of an
6119 arglist.
6120
6121 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6122
6123 PR target/16007
6124 * doc/install.texi (*-*-solaris2*): Mention potential problem
6125 with Sun assembler + GNU linker and C++ programs.
6126 Document status of binutils 2.15 release.
6127
6128 2004-10-06 Jan Hubicka <jh@suse.cz>
6129
6130 * cse.c (cse_main): Kill push/pop context.
6131
6132 2004-10-05 Zack Weinberg <zack@codesourcery.com>
6133
6134 * pretty-print.c: Include tree.h.
6135 (pp_base_prepare_to_format): New function, logic from
6136 text_specifies_location.
6137 (pp_base_format_text): Use gcc_assert.
6138 * pretty-print.h (pp_prepare_to_format): New macro.
6139 (pp_base_prepare_to_format): Prototype.
6140 * diagnostic.c (text_specifies_location): Delete.
6141 (bug_report_request): Delete.
6142 (diagnostic_set_info): Don't call text_specifies_location.
6143 (diagnostic_action_after_output): Put text from
6144 bug_report_request inline here. Use gcc_unreachable.
6145 (diagnostic_report_current_function): Fix comment.
6146 (diagnostic_report_diagnostic): Clarify logic for error recursion.
6147 Call pp_prepare_to_format before diagnostic_starter.
6148 (trim_filename): Use IS_DIR_SEPARATOR.
6149 (fatal_error, internal_error): Use gcc_unreachable.
6150 (error_recursion): Call diagnostic_action_after_output to
6151 issue the bug_report_request message and exit.
6152 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
6153
6154 * c-parse.in: Add list of diagnostic messages to insulate
6155 translation template from version of yacc/bison used to
6156 compile the grammar.
6157
6158 2004-10-06 Alan Modra <amodra@bigpond.net.au>
6159
6160 PR 16406
6161 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
6162
6163 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6164
6165 * basic-block.h: Remove the prototype for
6166 flow_preorder_transversal_compute.
6167 * cfganal.c (dfst_node): Remove.
6168 (flow_preorder_transversal_compute): Likewise.
6169 * rtl.h: Remove the prototype for get_jump_table_offset.
6170 * rtlanal.c (get_jump_table_offset): Remove.
6171
6172 2004-10-05 Richard Henderson <rth@redhat.com>
6173
6174 PR 17756
6175 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
6176
6177 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
6178
6179 PR bootstrap/17817
6180 * Makefile.in: Stage the build directory too.
6181
6182 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
6183
6184 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
6185
6186 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
6187 (frv_emit_move): Same.
6188
6189 * config/frv/frv.c (frv_emit_move): New.
6190 (frv_legitimize_address): New.
6191
6192 * config/frv/frv.md ("movsi"): Call frv_emit_move.
6193 ("movqi"): Same.
6194 ("movhi"): Same.
6195 ("movdi"): Same.
6196 ("movsf"): Same.
6197 ("movdf"): Same.
6198
6199 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
6200
6201 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
6202 system headers.
6203
6204 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
6205
6206 * c-decl.c (pushdecl): When an extern declaration at block scope
6207 refers to a visible entity with internal linkage, use the old DECL
6208 rather than the new one.
6209
6210 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6211
6212 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
6213 comments.
6214
6215 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6216
6217 * tree-cfg.c (thread_jumps): Remove a duplicate check for
6218 an infinite loop.
6219
6220 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6221
6222 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
6223 of FOR_BB_BETWEEN. Remove a useless check for unreachable
6224 blocks.
6225
6226 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6227
6228 * tree-cfg.c (cleanup_tree_cfg): Don't call
6229 delete_unreachable_blosk() after thread_jumps().
6230 (thread_jumps): Always remove basic blocks as they become
6231 unreachable.
6232
6233 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6234
6235 * tree-cfg.c (cleanup_tree_cfg): Remove variable
6236 something_changed. Simplify the while loop.
6237
6238 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6239
6240 * builtins.c (expand_builtin_memmove): Delete duplicate code
6241 and accept a tree type for the result.
6242 (expand_builtin_bcopy): Accept a tree type for the result.
6243 (fold_builtin_memmove): Accept an arglist and tree type for
6244 the result.
6245
6246 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
6247
6248 * config/s390/s390.c (s390_dump_pool): Remove return value.
6249 Use gen_pool_align, gen_pool_section_start/end instead of
6250 gen_pool_start/end_31/64.
6251 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
6252 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
6253 ("pool_start_31", "pool_end_31"): Remove.
6254 ("pool_start_64", "pool_end_64"): Likewise.
6255 ("pool_align", "pool_section_start", "pool_section_end": New insns.
6256
6257 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
6258 (TARGET_CANNOT_COPY_INSN_P): Define.
6259 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
6260 (struct constant_pool): New member 'execute'.
6261 (s390_add_execute, s390_find_execute): New functions.
6262 (s390_execute_label, s390_execute_target): Likewise.
6263 (s390_dump_pool): Output in-pool execute target templates.
6264 (s390_dump_execute): New function.
6265 (s390_alloc_pool, s390_free_pool): Handle execute templates.
6266 (s390_mainpool_start, s390_mainpool_finish): Likewise.
6267 (s390_chunkify_start, s390_chunkify_finish): Likewise.
6268 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
6269 ("*execute"): New insn pattern.
6270 ("movmem_short", "*movmem_short"): Use splitters to generate
6271 explicit execute pattern, remove embedded execute.
6272 ("clrmem_short", "*clrmem_short"): Likewise.
6273 ("cmpmem_short", "*cmpmem_short"): Likewise.
6274
6275 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
6276
6277 * tree-ssa.c (verify_ssa): Verify phi arguments only
6278 contain renamed names.
6279
6280 2004-10-05 Alan Modra <amodra@bigpond.net.au>
6281
6282 * config/rs6000/linux.h: Formatting, whitespace.
6283 * config/rs6000/linux64.h: Likewise.
6284 * config/rs6000/rs6000-protos.h: Likewise.
6285 * config/rs6000/rs6000.c: Likewise.
6286 (easy_vector_splat_const): Add fall thru comments.
6287 (output_vec_const_move): Likewise.
6288
6289 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
6290
6291 * Makefile.in: Update -Wno-error exceptions for move to build dir.
6292
6293 2004-10-05 Chao-Ying Fu <fu@mips.com>
6294 Richard Sandiford <rsandifo@redhat.com>
6295
6296 * doc/invoke.texi (-mpaired-single): Link to the new description of the
6297 built-in functions. Document dependencies.
6298 (-mips3d): Add link here too.
6299 * doc/extend.texi (MIPS Paired-Single Support): New section.
6300
6301 2004-10-04 Chao-ying Fu <fu@mips.com>
6302
6303 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
6304
6305 2004-10-04 Diego Novillo <dnovillo@redhat.com>
6306
6307 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
6308 Initialize OPT_STATS to 0.
6309
6310 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
6311
6312 * tree-data-ref.c: Fix comment typos.
6313
6314 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
6315
6316 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
6317 the predicate cannot be computed, don't initialize the result to
6318 false.
6319
6320 2004-10-01 Eric Christopher <echristo@redhat.com>
6321
6322 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
6323 locally defined enum.
6324 * dwarf2out.c (add_calling_convention_attribute): Don't
6325 emit DW_CC_normal.
6326
6327 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
6328
6329 PR c/17178, PR c/17820
6330 * c-decl.c (pop_scope): Do not warn about unused static
6331 variables as they warned in the middle-end.
6332
6333 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6334
6335 * builtins.c (expand_builtin_memcpy): Delete duplicate code
6336 and make the first parameter the expression not the arglist.
6337
6338 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
6339
6340 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
6341 as valid modes to expand address expressions.
6342
6343 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
6344
6345 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
6346 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
6347 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
6348 code formatting conventions.
6349
6350 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
6351
6352 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
6353
6354 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
6355
6356 PR tree-optimization/16632
6357 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
6358 fold (A & C) == D into 0, fold ~C. Similarly, for the case
6359 where | is used instead of &.
6360
6361 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
6362
6363 * ginclude/stddef.h: Fix a comment typo.
6364
6365 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6366
6367 PR target/17443
6368 * config.gcc (i?86-*-solaris2*): Restore correct logic
6369 for --enable-threads option.
6370 (sparc64-*-solaris2*): Likewise.
6371 (sparc-*-solaris2*): Likewise.
6372
6373 2004-10-03 Alan Modra <amodra@bigpond.net.au>
6374
6375 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
6376 (OS_MISSING_POWERPC64): Move, and comment.
6377 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
6378 (OS_MISSING_POWERPC64): Move, and comment.
6379
6380 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
6381
6382 * arm.c (output_call_mem): Add missing \t.
6383
6384 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6385
6386 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
6387 expand_builtin_strncmp): Delete duplicate code.
6388
6389 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
6390
6391 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
6392 take check-base and -limit arguments.
6393 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
6394 check ranges for ARRAY_REF and COMPONENT_REF.
6395 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
6396 instrumentation.
6397
6398 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
6399
6400 * c-objc-common.c (c_tree_printer): Correct description of %E.
6401 Don't fall through after printing an expression.
6402
6403 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
6404
6405 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
6406
6407 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
6408
6409 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
6410 delete_unrechable_blocks() only when necessary.
6411
6412 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
6413
6414 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
6415 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
6416 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
6417 __gthread_recursive_mutex_unlock): New functions.
6418
6419 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
6420
6421 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
6422 * config/s390/tpf-eh.c: Remove file.
6423 * config/s390/tpf-unwind.h: New file.
6424 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
6425 (MD_UNWIND_SUPPORT): Define.
6426
6427 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
6428
6429 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
6430
6431 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
6432
6433 * config/s390/s390-protos.h (s390_comparison): Add prototype.
6434 * config/s390/s390.c (s390_comparison): New function.
6435 (s390_branch_condition_mask): Return -1 for invalid comparisons.
6436 (s390_branch_condition_mnemonic): Assert valid comparison.
6437 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
6438 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
6439 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
6440 s390_comparison instead of comparison_operator.
6441
6442 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
6443 ("cmpmemdi"): Remove.
6444 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
6445 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
6446 ("cmpint_si"): Rename to ...
6447 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
6448 ("cmpint_di", "*cmpint_di"): Likewise.
6449 * config/s390/s390.c (s390_canonicalize_comparison): Remove
6450 redundant UNSPEC_CMPINT conversions.
6451 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
6452
6453 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
6454
6455 * collect2.c (COLLECT_PARSE_FLAG): Remove.
6456 (main): Remove a reference to COLLECT_PARSE_FLAG
6457 * system.h: Poison COLLECT_PARSE_FLAG.
6458 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
6459
6460 2004-10-01 Paul Brook <paul@codesourcery.com>
6461
6462 * config/arm/crti.asm: Give _init and _fini function type.
6463
6464 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
6465
6466 * common.opt (ftree-loop-ivcanon): Enable by default.
6467 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6468 Enable complete loop unrolling.
6469 (canonicalize_induction_variables, tree_unroll_loops_completely):
6470 Reset scev info.
6471
6472 2004-10-01 Paul Brook <paul@codesourcery.com>
6473
6474 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
6475 not register number.
6476 (thumb_find_work_register): Search full register range.
6477
6478 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
6479
6480 PR tree-opt/17343
6481 * tree-cfg.c (group_case_labels): Get the label and not
6482 the case expr for the default case.
6483 When the label we looking at is the default, decrement the
6484 new_size.
6485
6486 2004-10-01 Jan Hubicka <jh@suse.cz>
6487
6488 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
6489 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6490 * toplev.h (tree_rest_of_compilation): Update prototype.
6491 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
6492
6493 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
6494
6495 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
6496 cleanup_control_flow() out of the while loop.
6497
6498 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
6499
6500 * tree-vectorizer.c (vectorizable_operation): Fail unless
6501 the mode for the vector type is indeed a vector mode.
6502
6503 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
6504
6505 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
6506 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
6507 of convert.
6508 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6509 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
6510 follow_ssa_edge_in_rhs): Ditto.
6511 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
6512 (dump_iv): Dump base_object.
6513 (dump_use, dump_cand): Use dump_iv.
6514 (determine_base_object): New function.
6515 (alloc_iv): Initialize base_object field.
6516 (record_use): Clear the ssa_name field of iv.
6517 (get_computation_cost_at): Do not use difference of addresses of
6518 two different objects.
6519 (may_eliminate_iv): Do not require the loop to have just single exit.
6520 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
6521 (nonzero_p): New function.
6522 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
6523 tree_simplify_using_condition, simplify_using_initial_conditions,
6524 loop_niter_by_eval, find_loop_niter_by_eval,
6525 estimate_numbers_of_iterations_loop, compare_trees,
6526 upper_bound_in_type, lower_bound_in_type,
6527 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
6528 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
6529 instead of integer_(non)zerop.
6530
6531 2004-10-01 Jakub Jelinek <jakub@redhat.com>
6532
6533 Revert
6534 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6535
6536 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
6537 and TI_VA_LIST_FPR_COUNTER_FIELD.
6538 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
6539 * tree-pass.h (pass_stdarg): Add.
6540 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
6541 * tree-stdarg.c: New file.
6542 * Makefile.in (OBJS-common): Add tree-stdarg.o.
6543 (tree-stdarg.o): Add dependencies.
6544 * function.h (struct function): Add va_list_gpr_size and
6545 va_list_fpr_size fields.
6546 * function.c (allocate_struct_function): Initialize them.
6547
6548 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
6549 va_list_{g,f}pr_counter_field.
6550 (ix86_setup_incoming_varargs): Don't do anything if reg_save
6551 area will not be used. Only save registers that tree-stdarg.c
6552 detected they need saving.
6553 (ix86_va_start): Don't set up fields that won't be used.
6554
6555 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
6556 va_list_{g,f}pr_counter_field.
6557 (setup_incoming_varargs): Don't do anything if reg_save
6558 area will not be used. Only save registers that tree-stdarg.c
6559 detected they need saving.
6560 (rs6000_va_start): Don't set up fields that won't be used.
6561
6562 2004-09-30 Eric Christopher <echristo@redhat.com>
6563
6564 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
6565 sh abi.
6566 * dwarf2out.c (add_calling_convention_attribute): New function.
6567 (gen_subroutine_type_die): Use.
6568 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
6569 * target.h (gcc_target): Add dwarf_calling_convention.
6570 * hooks.c (hook_int_tree_0): New function.
6571 * hooks.h: Prototype.
6572 * config/sh/sh.c: Include dwarf2.h.
6573 (sh_dwarf_calling_convention): New function.
6574 (TARGET_DWARF_CALLING_CONVENTION): Use.
6575 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
6576
6577 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6578
6579 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
6580 expand_builtin_strrchr, expand_builtin_strpbrk,
6581 expand_builtin_strncat, expand_builtin_strspn,
6582 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
6583 code.
6584
6585 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
6586
6587 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
6588 prototype.
6589 (s390_logical_operator_ok_p): Likewise.
6590 * config/s390/s390.c (s390_expand_logical_operator): New function.
6591 (s390_logical_operator_ok_p): Likewise.
6592 * config/s390/s390.md ("anddi3"): New expander.
6593 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
6594 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
6595 ("andsi3"): Use s390_expand_logical_operator.
6596 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
6597 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
6598 ("andhi3"): New expander.
6599 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
6600 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
6601 ("andqi3"): New expander.
6602 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
6603 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
6604 ("iordi3"): New expander.
6605 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
6606 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
6607 ("iorsi3"): Use s390_expand_logical_operator.
6608 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
6609 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
6610 ("iorhi3"): New expiorer.
6611 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
6612 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
6613 ("iorqi3"): New expiorer.
6614 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
6615 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
6616 ("xordi3"): New expander.
6617 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
6618 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
6619 ("xorsi3"): New expander.
6620 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
6621 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
6622 ("xorhi3"): New expander.
6623 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
6624 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
6625 ("xorqi3"): New expander.
6626 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
6627 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
6628
6629 2004-09-30 Roger Sayle <roger@eyesopen.com>
6630
6631 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
6632 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
6633 machine mode as the result.
6634
6635 2004-09-30 Ben Elliston <bje@au.ibm.com>
6636
6637 PR bootstrap/17761
6638 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
6639 FOR_EACH_EDGE macros.
6640
6641 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
6642
6643 * c-tree.h (readonly_error): Remove.
6644 * c-typeck (enum lvalue_use): New.
6645 (lvalue_or_else, readonly_error): Use it. All callers changed.
6646 (readonly_error): Make static.
6647
6648 2004-09-30 Jan Hubicka <jh@suse.cz>
6649
6650 PR debug/13974
6651 * cfgrtl.c (try_redirect_by_replacing_jump,
6652 force_nonfallthru_and_redirect, commit_one_edge_insertion,
6653 cfg_layout_merge_blocks): Do not attach any line number information
6654 to newly inserted instructions.
6655 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
6656 emit_insn_*_noloc.
6657 (emit_*insn_before, emit_insn*_after): New.
6658 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
6659 existing locators.
6660 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
6661 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
6662
6663 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
6664
6665 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
6666 (s390_return_address_offset): Remove.
6667 (s390_can_eliminate): Add prototype.
6668 (s390_initial_elimination_offset): Add prototype.
6669 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
6670 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
6671 * config/s390/s390.c (s390_arg_frame_offset): Remove.
6672 (s390_return_address_offset): Remove.
6673 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
6674 (struct machine_function): New member split_branches_pending_p.
6675 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
6676 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
6677 (s390_optimize_prologue): Remove base_used argument. Call
6678 s390_update_frame_layout instead of s390_register_info. Handle
6679 prologue/epilogue insns that touch only RETURN_REGNUM.
6680 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
6681 (s390_register_info): Remove base_used and return_addr_used
6682 arguments, compute special register usage inline. Return live
6683 register data to caller.
6684 (s390_frame_info): Remove arguments, do not call s390_register_info.
6685 (s390_init_frame_layout): New function.
6686 (s390_update_frame_layout): Likewise.
6687 (s390_emit_prologue): Call s390_update_frame_layout; some code
6688 move to there. Do not emit pool placeholder insn if unnecessary.
6689
6690 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
6691
6692 * config/s390/s390.c (legitimate_reload_constant_p): Remove
6693 floating point constant workaround.
6694 (s390_secondary_input_reload_class): Handle PLUS reloads
6695 with too-large constant.
6696 (s390_expand_plus_operand): Likewise.
6697 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
6698 ("movsi"): Likewise. Also, remove workaround for non-general
6699 operands.
6700 ("movdf"): Do not call force_const_mem.
6701 ("movsf"): Likewise. Merge expander with *movsf insn.
6702 ("*movsf"): Remove, merge with movsf expander.
6703
6704 2004-09-30 Paul Brook <paul@codesourcery.com>
6705
6706 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
6707 (ENDFILE_SPEC): Define.
6708 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
6709
6710 2004-09-30 Richard Henderson <rth@redhat.com>
6711
6712 * config/alpha/qrnnd.asm: Mark for noexecstack.
6713
6714 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
6715
6716 * protoize.c, tree-cfg.c: Fix comment typos.
6717
6718 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
6719
6720 PR c/17730
6721 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
6722
6723 2004-09-30 Diego Novillo <dnovillo@redhat.com>
6724
6725 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
6726 expressions...
6727 (add_pointed_to_expr): ... here.
6728 Call add_pointed_to_expr for variables with DECL_INITIAL set.
6729 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
6730 pointer variable, if set.
6731
6732 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
6733
6734 * config/sh/sh.c: Follow spelling conventions.
6735
6736 2004-09-29 Richard Henderson <rth@redhat.com>
6737
6738 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
6739 * doc/tm.texi (DWARF_ZERO_REG): New.
6740
6741 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
6742 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
6743 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
6744
6745 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
6746
6747 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
6748 with a PLUS as source operand.
6749 (expand_movstr): Likewise.
6750 (expand_builtin_stpcpy): Likewise.
6751
6752 2004-09-29 Richard Henderson <rth@redhat.com>
6753
6754 PR 17739
6755 * tree-gimple.c (is_gimple_reg): Reject hard registers.
6756 (is_gimple_asm_val): New.
6757 * tree-gimple.h (is_gimple_asm_val): Declare.
6758 * gimplify.c (gimplify_asm_expr): Use it.
6759 * tree-pretty-print.c (print_declaration): Dump hard regs.
6760 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
6761 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6762 * tree-ssa-pre.c (is_undefined_value): Likewise.
6763 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6764 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
6765 * tree-ssa.c (warn_uninit): Likewise.
6766 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
6767
6768 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
6769
6770 * c-decl.c (merge_decls): Use comptype when comparing
6771 types to decide on DECL_SIZE save of olddecl.
6772
6773 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
6774
6775 * tree.h (INDIRECT_REF_P): New macro.
6776 * alias.c (get_alias_set): Use it
6777 (nonoverlapping_memrefs_p): Ditto.
6778 * emit-rtl.c (mem_expr_equal_p): Ditto.
6779 (set_mem_attributes_minus_bitpos): Ditto.
6780 (is_gimple_addressable): Ditto.
6781 (get_base_address): Ditto.
6782 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
6783 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
6784 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
6785 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
6786 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
6787 (add_address_candidates): Ditto.
6788 (rewrite_address_base): Ditto.
6789
6790 2004-09-30 Ben Elliston <bje@au.ibm.com>
6791
6792 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
6793 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
6794 (rewrite_ssa_into_ssa): Likewise.
6795 * tree-phinodes.c (create_phi_node): Access the number of
6796 predecessor edges using EDGE_COUNT() and not num_preds.
6797
6798 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
6799
6800 PR c/7425
6801 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
6802
6803 2004-09-29 Eric Christopher <echristo@redhat.com>
6804
6805 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
6806
6807 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
6808
6809 * config/cris/cris.md (moverside, movemside): With MEM, make sure
6810 the address is (plus reg mem).
6811
6812 2004-09-29 David Edelsohn <edelsohn@gnu.org>
6813
6814 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
6815
6816 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
6817
6818 * tree.c (make_node_stat): Fix uninitialized warning. Replace
6819 cascaded if ... else if with a switch.
6820
6821 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6822
6823 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
6824
6825 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6826
6827 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
6828 and TI_VA_LIST_FPR_COUNTER_FIELD.
6829 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
6830 * tree-pass.h (pass_stdarg): Add.
6831 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
6832 * tree-stdarg.c: New file.
6833 * Makefile.in (OBJS-common): Add tree-stdarg.o.
6834 (tree-stdarg.o): Add dependencies.
6835 * function.h (struct function): Add va_list_gpr_size and
6836 va_list_fpr_size fields.
6837 * function.c (allocate_struct_function): Initialize them.
6838
6839 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
6840 va_list_{g,f}pr_counter_field.
6841 (ix86_setup_incoming_varargs): Don't do anything if reg_save
6842 area will not be used. Only save registers that tree-stdarg.c
6843 detected they need saving.
6844 (ix86_va_start): Don't set up fields that won't be used.
6845
6846 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
6847 va_list_{g,f}pr_counter_field.
6848 (setup_incoming_varargs): Don't do anything if reg_save
6849 area will not be used. Only save registers that tree-stdarg.c
6850 detected they need saving.
6851 (rs6000_va_start): Don't set up fields that won't be used.
6852
6853 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6854
6855 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
6856 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
6857 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
6858 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
6859 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
6860 ATTR_NONNULL_1_4): New.
6861
6862 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6863
6864 PR tree-optimization/17697
6865 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
6866 cfg if needed.
6867
6868 2004-09-28 Per Bothner <per@bothner.com>
6869
6870 * profile.c (branch_prob): Pass correct value to output_location,
6871 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
6872
6873 2004-09-28 Richard Henderson <rth@redhat.com>
6874
6875 PR 15089
6876 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
6877 * tree-flow.h (may_propagate_copy_into_asm): Declare.
6878 * tree-ssa-ccp.c (replace_uses_in): Use it.
6879 * tree-ssa-dom.c (cprop_operand): Likewise.
6880
6881 2004-09-28 Jeff Law <law@redhat.com>
6882
6883 * tree-ssa-threadupdate.c (create_block_for_threading): Request
6884 that no outgoing edges be left in the duplicate block. Do no
6885 update information on outgoing edges or PHI nodes in target
6886 blocks here.
6887 (remove_ctrl_stmt_and_useless_edges): Renamed from
6888 remove_last_stmt_and_useless_edges. Handle case where the
6889 block is empty or has no control statements. Do not update edge
6890 flags here.
6891 (thread_block): Create a template block rather than copying the
6892 original block every time. Create outgoing edges from the
6893 duplicate blocks and update PHIs at the target of the outgoing
6894 edges here. Fix edge flags for the original block if necessary.
6895 * cfghooks (duplicate_block): No longer assert that the original
6896 block has incoming edges.
6897
6898 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
6899
6900 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
6901 Reg Vars to enforce register allocation with general constraints.
6902 (Explicit Reg Vars): Clarify relation to asm statements.
6903 (Local Reg Vars): Similar.
6904
6905 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6906
6907 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
6908 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
6909 build_control_flow, new_edge): Remove.
6910 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
6911 (bitlst, bitlst_table_last, bitlst_table): Remove.
6912 (bblst): Store basic_block pointer instead of block index.
6913 (bblst_table): Likewise.
6914 (edgelst): Store edge pointer instead of edge index.
6915 (edgelst_table, edgelst_last): New variables.
6916 (extract_bitlst): Rename to ...
6917 (extract_edgelst): ... this. Return edge pointers, not indices.
6918 (split_edges): Update call.
6919 (rgn_edges): Store edge pointers instead of indices.
6920 (edge_to_bit): Remove.
6921 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
6922 (SET_EDGE_TO_BIT): New macro.
6923 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
6924 (find_rgns): Remove edge_list parameter. Traverse standard CFG
6925 data structures instead of haifa_edge et al. Use edge pointers
6926 instead of edge indices everywhere.
6927 (compute_dom_prob_ps): Use standard CFG data structures. Account
6928 for exit edges.
6929 (compute_trg_info): Likewise.
6930 (propagate_deps): Likewise.
6931 (debug_candidate): Account for bblst data structure change.
6932 (check_live_1, update_live_1, is_pfree): Likewise.
6933 (IS_REACHABLE): Use standard CFG data structures.
6934 (init_ready_list): Update bblst_table/edgelst_table allocation.
6935 (schedule_region): Update alloc/cleanup code to data structure
6936 changes. Use edge->aux to store per-region edge index.
6937 (init_regions): No longer call build_control_flow. Do not
6938 create edge list any more.
6939
6940 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6941
6942 * cse.c (cse_insn): Avoid creating direct non-local jumps.
6943 * combine.c (can_combine_p): Likewise.
6944 * local-alloc. (update_equiv_regs): Likewise.
6945
6946 2004-09-28 Richard Henderson <rth@redhat.com>
6947
6948 PR 17531
6949 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
6950 Don't check VOIDmode here. Force PLUS operands to common type.
6951 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
6952 Pmode if given a non pointer type.
6953
6954 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6955
6956 PR 17531
6957 * optabs.c (expand_binop): Force constants to the correct mode.
6958
6959 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6960
6961 * config/s390/s390.c (s390_adjust_cost): Remove.
6962 (TARGET_SCHED_ADJUST_COST): Do not redefine.
6963 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
6964 * config/s390/s390.md ("main_pool"): Use "larl" type
6965 attribute if TARGET_CPU_ZARCH.
6966
6967 2004-09-28 Jakub Jelinek <jakub@redhat.com>
6968
6969 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
6970 variable.
6971
6972 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6973
6974 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
6975 name to the pass.
6976
6977 2004-09-28 Steven Bosscher <stevenb@suse.de>
6978
6979 * common.opt (flag_gcse_sm): Disable by default.
6980 (flag_gcse_las): Likewise.
6981 (flag_web): Likewise. Create from this file.
6982 * flags.h: Remove flag_web declaration.
6983 * toplev.c (flag_web): Likewise.
6984 (process_options): Never set flag_web.
6985
6986 2004-09-28 Steven Bosscher <stevenb@suse.de>
6987
6988 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
6989 * tree-ssa-propagate.c: Include vec.h.
6990 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
6991 instead of varrays.
6992 (cfg_blocks_add): Assert the block is not already in the worklist.
6993 Update uses of interesting_ssa_edges and varying_ssa_edges.
6994 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
6995 ssa_propagate): Likewise.
6996
6997 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
6998
6999 PR c/16409
7000 * c-decl.c (start_decl): Check for initializing incomplete array
7001 of VLAs.
7002 (build_compound_literal): Check for TYPE being error_mark_node.
7003 * c-parse.in (primary): Check for VLA compound literals.
7004
7005 2004-09-28 Diego Novillo <dnovillo@redhat.com>
7006
7007 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
7008 with --disable-checking.
7009
7010 2004-09-28 Devang Patel <dpatel@apple.com>
7011
7012 * tree-pretty-print.c (dump_generic_node): Print vector types.
7013
7014 2004-09-28 Nick Clifton <nickc@redhat.com>
7015
7016 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
7017 invocation of the function sh_init_cumulative_args.
7018 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
7019 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
7020 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
7021 * config/sh/sh.c (sh_init_cumulative_args): New function based
7022 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
7023 heuristic added to determine the setting of force_mem when a
7024 library function is being called.
7025
7026 2004-09-28 Diego Novillo <dnovillo@redhat.com>
7027
7028 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
7029 Skip constant arguments.
7030
7031 2004-09-28 Diego Novillo <dnovillo@redhat.com>
7032
7033 * tree-ssa-alias.c (create_name_tags): If PTR points to a
7034 volatile type, mark the tag volatile.
7035 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
7036 volatile.
7037
7038 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
7039
7040 * tree.def (vec_cond_expr): Fix. Change 'e'
7041 to tcc_expression.
7042
7043 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
7044
7045 * basic-block.h: Fix a comment typo.
7046
7047 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
7048
7049 * optabs.c, optabs.h: Fix comment typos.
7050
7051 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
7052
7053 * config/sparc/sparc.md (call_address_struct_value_sp32):
7054 Properly mask the immediate field of the 'unimp' instruction.
7055 (call_symbolic_struct_value_sp32): Likewise.
7056
7057 2004-09-28 Ben Elliston <bje@au.ibm.com>
7058 Steven Bosscher <stevenb@suse.de>
7059 Andrew Pinski <pinskia@physics.uc.edu>
7060
7061 Merge from edge-vector-branch:
7062 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
7063 (struct edge_def): Remove pred_next, succ_next members.
7064 (struct basic_block_def): Remove pred, succ members. Add preds
7065 and succs members of type VEC(edge).
7066 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
7067 (BRANCH_EDGE): Likewise.
7068 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
7069 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
7070 (edge_iterator): New.
7071 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
7072 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
7073 (FOR_EACH_EDGE): New.
7074 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
7075 where applicable.
7076 (rotate_loop): Likewise.
7077 (find_traces_1_route): Likewise.
7078 (bb_to_key): Likewise.
7079 (connect_traces): Likewise.
7080 (copy_bb_p): Likewise.
7081 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
7082 (add_labels_and_missing_jumps): Likewise.
7083 (fix_up_fall_thru_edges): Likewise.
7084 (find_jump_block): Likewise.
7085 (fix_crossing_conditional_branches): Likewise.
7086 (fix_crossing_unconditional_branches): Likewise.
7087 (add_reg_crossing_jump_notes): Likewise.
7088 * bt-load.c (augment_live_range): Likewise.
7089 * cfg.c (clear_edges): Likewise.
7090 (unchecked_make_edge): Likewise.
7091 (cached_make_edge): Likewise.
7092 (make_single_succ_edge): Likewise.
7093 (remove_edge): Likewise.
7094 (redirect_edge_succ_nodup): Likewise.
7095 (check_bb_profile): Likewise.
7096 (dump_flow_info): Likewise.
7097 (alloc_aux_for_edges): Likewise.
7098 (clear_aux_for_edges): Likewise.
7099 (dump_cfg_bb_info): Likewise.
7100 * cfganal.c (forwarder_block_p): Likewise.
7101 (can_fallthru): Likewise.
7102 (could_fall_through): Likewise.
7103 (mark_dfs_back_edges): Likewise.
7104 (set_edge_can_fallthru_flag): Likewise.
7105 (find_unreachable_blocks): Likewise.
7106 (create_edge_list): Likewise.
7107 (verify_edge_list): Likewise.
7108 (add_noreturn_fake_exit_edges): Likewise.
7109 (connect_infinite_loops_to_exit): Likewise.
7110 (flow_reverse_top_sort_order_compute): Likewise.
7111 (flow_depth_first_order_compute): Likewise.
7112 (flow_preorder_transversal_compute): Likewise.
7113 (flow_dfs_compute_reverse_execute): Likewise.
7114 (dfs_enumerate_from): Likewise.
7115 (compute_dominance_frontiers_1): Likewise.
7116 * cfgbuild.c (make_edges): Likewise.
7117 (compute_outgoing_frequencies): Likewise.
7118 (find_many_sub_basic_blocks): Likewise.
7119 (find_sub_basic_blocks): Likewise.
7120 * cfgcleanup.c (try_simplify_condjump): Likewise.
7121 (thread_jump): Likewise.
7122 (try_forward_edges): Likewise.
7123 (merge_blocks_move): Likewise.
7124 (outgoing_edges_match): Likewise.
7125 (try_crossjump_to_edge): Likewise.
7126 (try_crossjump_bb): Likewise.
7127 (try_optimize_cfg): Likewise.
7128 (merge_seq_blocks): Likewise.
7129 * cfgexpand.c (expand_gimple_tailcall): Likewise.
7130 (expand_gimple_basic_block): Likewise.
7131 (construct_init_block): Likewise.
7132 (construct_exit_block): Likewise.
7133 * cfghooks.c (verify_flow_info): Likewise.
7134 (dump_bb): Likewise.
7135 (delete_basic_block): Likewise.
7136 (split_edge): Likewise.
7137 (merge_blocks): Likewise.
7138 (make_forwarder_block): Likewise.
7139 (tidy_fallthru_edges): Likewise.
7140 (can_duplicate_block_p): Likewise.
7141 (duplicate_block): Likewise.
7142 * cfglayout.c (fixup_reorder_chain): Likewise.
7143 (fixup_fallthru_exit_predecessor): Likewise.
7144 (can_copy_bbs_p): Likewise.
7145 (copy_bbs): Likewise.
7146 * cfgloop.c (flow_loops_cfg_dump): Likewise.
7147 (flow_loop_entry_edges_find): Likewise.
7148 (flow_loop_exit_edges_find): Likewise.
7149 (flow_loop_nodes_find): Likewise.
7150 (mark_single_exit_loops): Likewise.
7151 (flow_loop_pre_header_scan): Likewise.
7152 (flow_loop_pre_header_find): Likewise.
7153 (update_latch_info): Likewise.
7154 (canonicalize_loop_headers): Likewise.
7155 (flow_loops_find): Likewise.
7156 (get_loop_body_in_bfs_order): Likewise.
7157 (get_loop_exit_edges): Likewise.
7158 (num_loop_branches): Likewise.
7159 (verify_loop_structure): Likewise.
7160 (loop_latch_edge): Likewise.
7161 (loop_preheader_edge): Likewise.
7162 * cfgloopanal.c (mark_irreducible_loops): Likewise.
7163 (expected_loop_iterations): Likewise.
7164 * cfgloopmanip.c (remove_bbs): Likewise.
7165 (fix_bb_placement): Likewise.
7166 (fix_irreducible_loops): Likewise.
7167 (remove_path): Likewise.
7168 (scale_bbs_frequencies): Likewise.
7169 (loopify): Likewise.
7170 (unloop): Likewise.
7171 (fix_loop_placement): Likewise.
7172 (loop_delete_branch_edge): Likewise.
7173 (duplicate_loop_to_header_edge): Likewise.
7174 (mfb_keep_just): Likewise.
7175 (create_preheader): Likewise.
7176 (force_single_succ_latches): Likewise.
7177 (loop_split_edge_with): Likewise.
7178 (create_loop_notes): Likewise.
7179 * cfgrtl.c (rtl_split_block): Likewise.
7180 (rtl_merge_blocks): Likewise.
7181 (rtl_can_merge_blocks): Likewise.
7182 (try_redirect_by_replacing_jump): Likewise.
7183 (force_nonfallthru_and_redirect): Likewise.
7184 (rtl_tidy_fallthru_edge): Likewise.
7185 (commit_one_edge_insertion): Likewise.
7186 (commit_edge_insertions): Likewise.
7187 (commit_edge_insertions_watch_calls): Likewise.
7188 (rtl_verify_flow_info_1): Likewise.
7189 (rtl_verify_flow_info): Likewise.
7190 (purge_dead_edges): Likewise.
7191 (cfg_layout_redirect_edge_and_branch): Likewise.
7192 (cfg_layout_can_merge_blocks_p): Likewise.
7193 (rtl_flow_call_edges_add): Likewise.
7194 * cse.c (cse_cc_succs): Likewise.
7195 * df.c (hybrid_search): Likewise.
7196 * dominance.c (calc_dfs_tree_nonrec): Likewise.
7197 (calc_dfs_tree): Likewise.
7198 (calc_idoms): Likewise.
7199 (recount_dominator): Likewise.
7200 * domwalk.c (walk_dominator_tree): Likewise.
7201 * except.c (emit_to_new_bb_before): Likewise.
7202 (connect_post_landing_pads): Likewise.
7203 (sjlj_emit_function_enter): Likewise.
7204 (sjlj_emit_function_exit): Likewise.
7205 (finish_eh_generation): Likewise.
7206 * final.c (compute_alignments): Likewise.
7207 * flow.c (calculate_global_regs_live): Likewise.
7208 (initialize_uninitialized_subregs): Likewise.
7209 (init_propagate_block_info): Likewise.
7210 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7211 * gcse.c (find_implicit_sets): Likewise.
7212 (bypass_block): Likewise.
7213 (bypass_conditional_jumps): Likewise.
7214 (compute_pre_data): Likewise.
7215 (insert_insn_end_bb): Likewise.
7216 (insert_store): Likewise.
7217 (remove_reachable_equiv_notes): Likewise.
7218 * global.c (global_conflicts): Likewise.
7219 (calculate_reg_pav): Likewise.
7220 * graph.c (print_rtl_graph_with_bb): Likewise.
7221 * ifcvt.c (mark_loop_exit_edges): Likewise.
7222 (merge_if_block): Likewise.
7223 (find_if_header): Likewise.
7224 (block_jumps_and_fallthru_p): Likewise.
7225 (find_if_block): Likewise.
7226 (find_cond_trap): Likewise.
7227 (block_has_only_trap): Likewise.
7228 (find_if_case1): Likewise.
7229 (find_if_case_2): Likewise.
7230 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
7231 (perfect_nestify): Likewise.
7232 * lcm.c (compute_antinout_edge): Likewise.
7233 (compute_laterin): Likewise.
7234 (compute_available): Likewise.
7235 (compute_nearerout): Likewise.
7236 * loop-doloop.c (doloop_modify): Likewise.
7237 * loop-init.c (loop_optimizer_init): Likewise.
7238 * loop-invariant.c (find_exits): Likewise.
7239 * loop-iv.c (simplify_using_initial_values): Likewise.
7240 (check_simple_exit): Likewise.
7241 (find_simple_exit): Likewise.
7242 * loop-unroll.c (peel_loop_completely): Likewise.
7243 (unroll_loop_constant_iterations): Likewise.
7244 (unroll_loop_runtime_iterations): Likewise.
7245 * loop-unswitch.c (may_unswitch_on): Likewise.
7246 (unswitch_loop): Likewise.
7247 * modulo-sched.c (generate_prolog_epilog): Likewise.
7248 (sms_schedule): Likewise.
7249 * postreload-gcse.c (eliminate_partially_redundant_load):
7250 Likewise.
7251 * predict.c (can_predict_insn_p): Likewise.
7252 (set_even_probabilities): Likewise.
7253 (combine_predictions_for_bb): Likewise.
7254 (predict_loops): Likewise.
7255 (estimate_probability): Likewise.
7256 (tree_predict_by_opcode): Likewise.
7257 (tree_estimate_probability): Likewise.
7258 (last_basic_block_p): Likewise.
7259 (propagate_freq): Likewise.
7260 (estimate_loops_at_level): Likewise.
7261 (estimate_bb_frequencies): Likewise.
7262 * profile.c (instrument_edges): Likewise.
7263 (get_exec_counts): Likewise.
7264 (compute_branch_probabilities): Likewise.
7265 (branch_prob): Likewise.
7266 * ra-build.c (live_in): Likewise.
7267 * ra-rewrite.c (rewrite_program2): Likewise.
7268 * ra.c (reg_alloc): Likewise.
7269 * reg-stack.c (reg_to_stack): Likewise.
7270 (convert_regs_entry): Likewise.
7271 (compensate_edge): Likewise.
7272 (convert_regs_1): Likewise,
7273 (convert_regs_2): Likewise.
7274 (convert_regs): Likewise.
7275 * regrename.c (copyprop_hardreg_forward): Likewise.
7276 * reload1.c (fixup_abnormal_edges): Likewise.
7277 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
7278 (sbitmap_insersection_of_preds): Likewise.
7279 (sbitmap_union_of_succs): Likewise.
7280 (sbitmap_union_of_preds): Likewise.
7281 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
7282 (fix_basic_block_boundaries): Likewise.
7283 (sched_ebbs): Likewise.
7284 * sched-rgn.c (build_control_flow): Likewise.
7285 (find_rgns): Likewise.
7286 * tracer.c (find_best_successor): Likewise.
7287 (find_best_predecessor): Likewise.
7288 (tail_duplicate): Likewise.
7289 * tree-cfg.c (make_edges): Likewise.
7290 (make_ctrl_stmt_edges): Likewise.
7291 (make_goto_expr_edges): Likewise.
7292 (tree_can_merge_blocks_p): Likewise.
7293 (tree_merge_blocks): Likewise.
7294 (cfg_remove_useless_stmts_bb): Likewise.
7295 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7296 (tree_block_forwards_to): Likewise.
7297 (cleanup_control_expr_graph): Likewise.
7298 (find_taken_edge): Likewise.
7299 (dump_cfg_stats): Likewise.
7300 (tree_cfg2vcg): Likewise.
7301 (disband_implicit_edges): Likewise.
7302 (tree_find_edge_insert_loc): Likewise.
7303 (bsi_commit_edge_inserts): Likewise.
7304 (tree_split_edge): Likewise.
7305 (tree_verify_flow_info): Likewise.
7306 (tree_make_forwarder_block): Likewise.
7307 (tree_forwarder_block_p): Likewise.
7308 (thread_jumps): Likewise.
7309 (tree_try_redirect_by_replacing_jump): Likewise.
7310 (tree_split_block): Likewise.
7311 (add_phi_args_after_copy_bb): Likewise.
7312 (rewrite_to_new_ssa_names_bb): Likewise.
7313 (dump_function_to_file): Likewise.
7314 (print_pred_bbs): Likewise.
7315 (print_loop): Likewise.
7316 (tree_flow_call_edges_add): Likewise.
7317 (split_critical_edges): Likewise.
7318 (execute_warn_function_return): Likewise.
7319 (extract_true_false_edges_from_block): Likewise.
7320 * tree-if-conv.c (tree_if_conversion): Likewise.
7321 (if_convertable_bb_p): Likewise.
7322 (find_phi_replacement_condition): Likewise.
7323 (combine_blocks): Likewise.
7324 * tree-into-ssa.c (compute_global_livein): Likewise.
7325 (ssa_mark_phi_uses): Likewise.
7326 (ssa_rewrite_initialize_block): Likewise.
7327 (rewrite_add_phi_arguments): Likewise.
7328 (ssa_rewrite_phi_arguments): Likewise.
7329 (insert_phi_nodes_for): Likewise.
7330 (rewrite_into_ssa): Likewise.
7331 (rewrite_ssa_into_ssa): Likewise.
7332 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
7333 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
7334 (rewrite_trees): Likewise.
7335 * tree-pretty-print.c (dump_bb_header): Likewise.
7336 (dump_implicit_edges): Likewise.
7337 * tree-sra.c (insert_edge_copies): Likewise.
7338 (find_obviously_necessary_stmts): Likewise.
7339 (remove_data_stmt): Likewise.
7340 * tree-ssa-dom.c (thread_across_edge): Likewise.
7341 (dom_opt_finalize_block): Likewise.
7342 (single_incoming_edge_ignoring_loop_edges): Likewise.
7343 (record_equivalences_from_incoming_edges): Likewise.
7344 (cprop_into_successor_phis): Likewise.
7345 * tree-ssa-live.c (live_worklist): Likewise.
7346 (calculate_live_on_entry): Likewise.
7347 (calculate_live_on_exit): Likewise.
7348 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7349 (copy_loop_headers): Likewise.
7350 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
7351 (fill_always_executed_in): Likewise.
7352 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
7353 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
7354 (compute_phi_arg_on_exit): Likewise.
7355 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
7356 (get_loops_exit): Likewise.
7357 (split_loop_exit_edge): Likewise.
7358 (ip_normal_pos): Likewise.
7359 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
7360 Likewise.
7361 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
7362 (replace_phi_with_stmt): Likewise.
7363 (value_replacement): Likewise.
7364 * tree-ssa-pre.c (compute_antic_aux): Likewise.
7365 (insert_aux): Likewise.
7366 (init_pre): Likewise.
7367 * tree-ssa-propagate.c (simulate_stmt): Likewise.
7368 (simulate_block): Likewise.
7369 (ssa_prop_init): Likewise.
7370 * tree-ssa-threadupdate.c (thread_block): Likewise.
7371 (create_block_for_threading): Likewise.
7372 (remove_last_stmt_and_useless_edges): Likewise.
7373 * tree-ssa.c (verify_phi_args): Likewise.
7374 (verify_ssa): Likewise.
7375 * tree_tailcall.c (independent_of_stmt_p): Likewise.
7376 (find_tail_calls): Likewise.
7377 (eliminate_tail_call): Likewise.
7378 (tree_optimize_tail_calls_1): Likewise.
7379 * tree-vectorizer.c (vect_transform_loop): Likewise.
7380 * var-tracking.c (prologue_stack_adjust): Likewise.
7381 (vt_stack_adjustments): Likewise.
7382 (vt_find_locations): Likewise.
7383 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
7384 * config/i386/i386.c (ix86_pad_returns): Likewise.
7385 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
7386 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
7387
7388 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
7389
7390 PR target/16532
7391 * config/sparc/sparc.c (struct machine_function): New field
7392 'leaf_function_p' and 'prologue_data_valid_p'.
7393 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
7394 to conveniently access the above fields.
7395 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
7396 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
7397 of the generic flavor 'current_function_uses_only_leaf_regs'.
7398 (eligible_for_sibcall_delay): Likewise.
7399 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
7400 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
7401 (sparc_asm_function_prologue): Add sanity check for the assumption
7402 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
7403 (sparc_can_use_return_insn_p): New function.
7404 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
7405 (output_restore): Likewise.
7406 (output_sibcall): Likewise.
7407 (sparc_output_mi_thunk): Likewise.
7408 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
7409 * config/sparc/sparc.md (return): New expander.
7410
7411 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
7412
7413 2004-09-27 Mark Mitchell <mark@codesourcery.com>
7414
7415 PR c++/17642
7416 * stor-layout.c (layout_decl): Use fold_convert, not convert.
7417 (bit_from_pos): Likewise.
7418 (byte_from_pos): Likewise.
7419 (pos_from_bit): Likewise.
7420 (normalize_offset): Likewise.
7421 (place_field): Likewise.
7422 (finalize_type_size): Likewise.
7423 (layout_type): Likewise.
7424 * tree.c (build_index_type): Likewise.
7425
7426 2004-09-27 Devang Patel <dpatel@apple.com>
7427
7428 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
7429 * genopinit.c (optabs): New entry for vcond_gen_code and
7430 vcondu_gen_code.
7431 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
7432 (get_rtx_code): New function.
7433 (vector_compare_rtx): New function.
7434 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
7435 (expand_vec_cond_expr_p): New function.
7436 (expand_vec_cond_expr): New function.
7437 (get_vcond_icode): New function.
7438 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
7439 (vcond_gen_code, vcondu_gen_code): Same.
7440
7441 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
7442
7443 * Makefile.in (STAGESTUFF): Split into ...
7444 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
7445 (mostlyclean): Update.
7446 (stage1-start, stage2-start, stage3-start, stage4-start,
7447 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
7448 Move the STAGEMOVESTUFF.
7449
7450 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7451
7452 * system.h (getpagesize): Return 'int' instead of 'long'.
7453
7454 2004-09-27 Michael Matz <matz@suse.de>
7455
7456 PR bootstrap/17698
7457 PR bootstrap/17702
7458 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
7459 bmp_iter_and_init): Shift by bit_in_word.
7460
7461 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
7462
7463 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
7464 * configure.ac: Don't sinclude it here.
7465 * configure: Regenerate.
7466
7467 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
7468
7469 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
7470 Handle AND pattern
7471
7472 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
7473
7474 PR c/13804
7475 * c-typeck.c (build_component_ref): Name type involved in
7476 diagnostic for structure or union without a member of the given
7477 name.
7478
7479 2004-09-27 DJ Delorie <dj@redhat.com>
7480
7481 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
7482 .comm alignment is bytes, not bits.
7483
7484 2004-09-27 Devang Patel <dpatel@apple.com>
7485
7486 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
7487 (print_call_name): Do not print VEC_COND_EXPR.
7488
7489 2004-09-27 Devang Patel <dpatel@apple.com>
7490
7491 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
7492
7493 2004-09-27 Jan Hubicka <jh@suse.cz>
7494
7495 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
7496
7497 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
7498
7499 * bitmap.h: Fix a comment typo.
7500
7501 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
7502
7503 * libgcc2.c (getpagesize): Change type of return value to int.
7504
7505 2004-09-26 Matt Austern <austern@apple.com>
7506
7507 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
7508 using mmap.
7509
7510 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7511
7512 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
7513 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
7514 (bitmap_iterator): New type.
7515 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
7516 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
7517 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
7518 bmp_iter_and_init, bmp_iter_and_next): New functions.
7519 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
7520 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
7521 use iterator-style EXECUTE_IF_IN_BITMAP macros.
7522 * bitmap.c (bitmap_print): Ditto.
7523 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
7524 btr_def_live_range): Ditto.
7525 * cfganal.c (compute_dominance_frontiers_1) Ditto.
7526 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
7527 Ditto.
7528 * ddg.c (build_inter_loop_deps): Ditto.
7529 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
7530 Ditto.
7531 * except.c (remove_eh_handler): Ditto.
7532 * flow.c (reg_set_to_hard_reg_set): Ditto.
7533 * gcse.c (clear_modify_mem_tables): Ditto.
7534 * global.c (build_insn_chain): Ditto.
7535 * ifcvt.c (dead_or_predicable): Ditto.
7536 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
7537 Ditto.
7538 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
7539 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
7540 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
7541 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
7542 tree_purge_all_dead_eh_edges): Ditto.
7543 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
7544 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
7545 rewrite_ssa_into_ssa): Ditto.
7546 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
7547 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
7548 Ditto.
7549 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
7550 compute_flow_sensitive_aliasing, maybe_create_global_var,
7551 dump_points_to_info_for): Ditto.
7552 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
7553 * tree-ssa-dse.c (dse_finalize_block): Ditto.
7554 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
7555 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
7556 Ditto.
7557 * tree-ssa-loop-ivopts.c (find_induction_variables,
7558 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
7559 determine_use_iv_costs, determine_set_costs, find_best_candidate,
7560 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
7561 Ditto.
7562 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
7563 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
7564 add_call_read_ops): Ditto.
7565 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
7566
7567 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7568
7569 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
7570 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
7571
7572 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
7573
7574 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
7575 reflect size of memory regions being compared.
7576
7577 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
7578
7579 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
7580 expressions. Always clear MEM_SIZE and alias set.
7581
7582 2004-09-26 Roger Sayle <roger@eyesopen.com>
7583 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7584
7585 PR middle-end/17112
7586 * stor-layout.c (compute_record_mode): For records with a single
7587 field, only use the field's mode if its size matches what we'd
7588 have choosen for the record ourselves. This forces the use of
7589 BLKmode for packed records that don't completely fill a mode.
7590
7591 2004-09-26 Roger Sayle <roger@eyesopen.com>
7592
7593 PR middle-end/17151
7594 * combine.c (force_to_mode): Remove dubious early return test that
7595 inhibits further optimization.
7596
7597 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
7598
7599 * profile.c: Fix a comment typo.
7600
7601 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7602
7603 PR bootstrap/17591
7604 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
7605 with varying offset.
7606 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
7607 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
7608 ARRAY_REFS.
7609 (expr_invariant_in_loop_p): New function.
7610 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
7611 component_ref_field_offset for COMPONENT_REFs. Do not allow
7612 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
7613 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
7614 MISALIGNED_INDIRECT_REFs.
7615 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
7616 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
7617 MISALIGNED_INDIRECT_REFs.
7618
7619 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
7620
7621 PR c/11459
7622 * gcc.c (cpp_options, cc1_options): Preserve relative order of
7623 -std and -ansi options.
7624
7625 2004-09-26 Jan Hubicka <jh@suse.cz>
7626
7627 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
7628 for nested functions whose proper parent has not been output.
7629
7630 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
7631 when re-constructing profile previously invalidated by loop.
7632
7633 2004-09-25 Dale Johannesen <dalej@apple.com>
7634
7635 * tree-gimple.c: Move GIMPLE definition...
7636 * doc/tree-ssa.texi: here.
7637
7638 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7639
7640 * tree-vectorizer.c: Fix a comment typo.
7641
7642 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7643
7644 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
7645 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
7646 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
7647 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
7648
7649 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7650
7651 * tree-ssa-loop-unswitch.c: Fix a comment typo.
7652
7653 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7654
7655 * doc/passes.texi: Fix a typo.
7656
7657 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7658
7659 * tree-optimize.c (init_tree_optimization_passes): Add
7660 pass_record_bounds.
7661 * tree-pass.h (pass_record_bounds): Declare.
7662 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
7663 New pass.
7664
7665 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7666
7667 PR tree-optimization/17474
7668 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
7669 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
7670
7671 2004-09-25 Jan Hubicka <jh@suse.cz>
7672
7673 * predict.c (counts_to_freqs): Make global.
7674 * predict.h (counts_to_freqa): Declare.
7675 * profile.c (compute_branch_probabilities): Compute frequencies
7676 * tree-profile.c (do_tree_profiling): Refine conditional on when
7677 tree profiling pass is needed.
7678
7679 * passes.c (rest_of_handle_cfg): Disable const/pure function
7680 detection when doing tree based profiling.
7681
7682 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
7683 conditional.
7684
7685 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
7686
7687 * config/mips/mips.h (struct mips_args): Clarify comments.
7688 * config/mips/mips.c (struct mips_arg_info): Likewise.
7689 (mips_arg_info): Don't allow fpr_p to affect the register or
7690 stack alignment. Remove o64 silliness.
7691 (function_arg): Deal with the o32 float,float case specially.
7692
7693 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
7694
7695 * config/mips/mips.md (loadx, storex): Define for V2SF.
7696
7697 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
7698
7699 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
7700 * config/s390/s390.c (s390_back_chain_rtx): New function.
7701 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
7702 Call anti_adjust_stack.
7703 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
7704 only if compiling with back chain.
7705 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
7706 back chain only if back chain enabled. Use s390_back_chain_rtx.
7707
7708 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
7709
7710 * doc/trouble.texi: Remove obsolete information. Update
7711 information on how to regenerate fixincluded headers.
7712
7713 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
7714
7715 PR c/12951
7716 * doc/invoke.texi: Document that
7717 -Wno-error-implicit-function-declaration is not accepted.
7718
7719 2004-09-24 Richard Henderson <rth@redhat.com>
7720
7721 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
7722 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
7723 on TARGET_MAX.
7724 (alpha_expand_mov): Allow unaligned vectors.
7725 (alpha_expand_unaligned_store): Use CONST0_RTX.
7726 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
7727
7728 2004-09-24 Jeff Law <law@redhat.com>
7729
7730 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
7731 aliasing rules.
7732 (simplify_cond_and_lookup_avail_expr): Likewise.
7733
7734 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7735
7736 PR c/12802
7737 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
7738 title. Document interaction with -fms-extensions.
7739 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
7740 section.
7741
7742 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7743
7744 PR c/12713
7745 * doc/extend.texi: Document interaction of attribute noreturn and
7746 longjmp.
7747
7748 2004-09-24 Richard Henderson <rth@redhat.com>
7749
7750 PR rtl-opt/17503
7751 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
7752 (som_hash, som_eq): New.
7753 (init_subregs_of_mode, record_subregs_of_mode): New.
7754 (cannot_change_mode_set_regs): Rewrite for htab implementation.
7755 (invalid_mode_change_p): Likewise.
7756 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
7757 * flow.c (mark_used_regs): Likewise.
7758 (life_analysis): Use init_subregs_of_mode.
7759 * regs.h (subregs_of_mode): Remove.
7760 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
7761
7762 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7763
7764 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
7765 type with the copy of the conditional.
7766
7767 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7768
7769 PR tree-opt/16954
7770 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7771 Prevent renaming if the aliasing sets of the type which the
7772 pointer points to are different.
7773
7774 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7775
7776 PR c/17188
7777 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
7778 declarations of enumerators.
7779 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
7780 for redefinition. Check for nested redefinition.
7781 (finish_struct): Don't check for nested redefinition.
7782 (start_enum): Check for nested redefinition.
7783
7784 2004-09-24 Devang Patel <dpatel@apple.com>
7785
7786 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
7787 only when necesssary.
7788 (combine_blocks): Combine loop header and exit block.
7789
7790 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
7791
7792 * hooks.c (hook_tree_tree_bool_null): New.
7793 * hooks.h (hook_tree_tree_bool_null): Declare it.
7794 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
7795 * targhooks.c (default_fold_builtin): Remove.
7796 * targhooks.h (default_fold_builtin): Remove.
7797
7798 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7799
7800 PR rtl-optimization/17625
7801 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
7802
7803 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7804
7805 PR tree-opt/17624
7806 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
7807 Reject if any of the operands occur in an abnormal PHI.
7808
7809 2004-09-24 Andreas Schwab <schwab@suse.de>
7810
7811 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
7812 rules.
7813
7814 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7815
7816 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
7817 if the GNU assembler is used.
7818 (sparc-*-solaris2*): Likewise.
7819 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
7820 (dbxout_function_end): Protect N_ENSYM with it.
7821 (dbxout_begin_prologue): Protect N_BNSYM with it.
7822 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
7823 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
7824 * config/sparc/sol2-gas.h: New file.
7825
7826 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
7827
7828 PR bootstrap/17369
7829 * Makefile.in (@set_gcc_lib_path@): Added.
7830
7831 * configure.ac: Include ../config/gcc-lib-path.m4. Use
7832 TL_AC_GNU_MAKE_GCC_LIB_PATH.
7833 * configure: Regenerated.
7834
7835 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7836
7837 PR c/6980
7838 * c-typeck.c (build_c_cast): Improve wording of
7839 -Wbad-function-cast diagnostic.
7840
7841 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
7842
7843 PR target/17626
7844 * config/cris/cris.md (moverside, movemside): Rename variable
7845 "reg" to "otherop". To generate canonical RTX, check that otherop
7846 isn't constant instead of checking that operand 1 is a register.
7847
7848 2004-09-23 Jakub Jelinek <jakub@redhat.com>
7849
7850 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
7851
7852 2004-09-23 Diego Novillo <dnovillo@redhat.com>
7853 Jakub Jelinek <jakub@redhat.com>
7854
7855 * tree-flow.h (find_new_referenced_vars): Add prototype.
7856 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
7857 Move to...
7858 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
7859 ... here.
7860 (mark_new_vars_to_rename): Walk through all operands.
7861 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
7862 (execute_fold_all_builtins): Use it.
7863 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
7864
7865 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
7866
7867 * gthr-tpf.h: New file.
7868 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
7869 * gthr.h: Use gthr-tpf.h on TPF OS.
7870
7871 2004-09-23 Jeff Law <law@redhat.com>
7872
7873 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
7874 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
7875 (substitute_and_fold): Likewise.
7876 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
7877 except invariants from SSA_NAME_VALUE.
7878 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
7879 and SET_SSA_NAME_EQUIV.
7880 (restore_vars_to_original_value, record_const_or_copy): Likewise.
7881 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
7882 (record_equality, cprop_into_successor_phis): Likewise.
7883 (record_equivalences_from_stmt, cprop_operand): Likewise.
7884 (lookup_avail_expr): Likewise.
7885 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
7886 from SSA_NAME_VALUE.
7887 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
7888 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
7889 annotation from the VALUE_HANDLE field.
7890
7891 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
7892
7893 PR c++/13989
7894 PR c++/9844
7895 * tree.c (reconstruct_complex_type): Remove extra "this".
7896 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
7897 Add V4SFmode to case statement.
7898
7899 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
7900
7901 PR c/16833
7902 * doc/extend.texi, doc/invoke.texi: Document interaction of
7903 -fno-builtin with format checks. Note that built-in functions
7904 have effects beyond generating code that avoids calls to those
7905 functions.
7906
7907 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
7908
7909 PR tree-optimization/17533
7910 * dominance.c (verify_dominators): Tolerate even more incorrect
7911 dominance data during error message printing.
7912 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
7913 and edges more correctly.
7914
7915 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
7916
7917 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
7918 New tree-codes.
7919 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
7920 MISALIGNED_INDIRECT_REF.
7921 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
7922 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
7923 Likewise.
7924 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
7925 (find_interesting_uses_address): Likewise.
7926 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
7927 (build_fold_addr_expr_with_type): Likewise.
7928 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
7929 * print-rtl.c (print_mem_expr): Likewise.
7930 * tree-dump.c (dequeue_and_dump): Likewise.
7931 * tree-eh.c (tree_could_trap_p): Likewise.
7932 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
7933 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
7934 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
7935 Likewise.
7936 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7937 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7938 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
7939 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
7940 (add_address_candidates, rewrite_address_base): Likewise.
7941 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
7942 Likewise.
7943 * tree.c (staticp, build1_stat): Likewise.
7944
7945 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
7946 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
7947 * tree-ssa-operands.c (get_expr_operands): Likewise.
7948 * expr.c (expand_expr_real_1): Likewise.
7949
7950 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
7951 optabs.
7952 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
7953 for the new optabs.
7954 (expand_ternary_op): New function.
7955 * genopinit.c (optabs): Handle the new optabs.
7956 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
7957 (init_optabs): Initialize vec_realign_load_optab.
7958 (expand_ternary_op): New functions.
7959
7960 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
7961 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
7962 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
7963 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
7964 * target.h (struct vectorize): New member for struct gcc_target.
7965 (misaligned_mem_ok): New member for targetm.vectorize.
7966 (builtin_mask_for_load): Likewise.
7967 (builtin_mask_for_store): Likewise.
7968 * targethooks.c (default_vect_misaligned_mem_ok): New function.
7969 * targethooks.h (default_vect_misaligned_mem_ok): New function.
7970
7971 * config/rs6000/altivec.md (build_vector_mask_for_load): New
7972 define_expand.
7973 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
7974 (vec_realign_load_v16qi): New define_insn.
7975 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
7976 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
7977 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
7978 (altivec_builtin_mask_for_store): New variables.
7979 (rs6000_builtin_mask_for_load): New function. Implements
7980 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
7981 (rs6000_builtin_mask_for_store): New function. Implements
7982 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
7983 (rs6000_expand_builtin): Expand the target builtins
7984 builtin_mask_for_load and builtin_mask_for_store.
7985 (altivec_init_builtins): Initialize the new target builtins.
7986 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
7987 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
7988
7989 * tree-vectorizer.c (vect_create_data_ref): Renamed to
7990 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
7991 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
7992 (vectorizable_store): Call vect_create_data_ref_ptr with additional
7993 arguments, and create an indirect_ref with its return value data_ref.
7994 Check aligned_access_p.
7995 (vectorizable_load): Handle misaligned loads, using software-pipelined
7996 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
7997 vec_realign_load_optab is supported, or using a scheme without
7998 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
7999 misaligned_mem_ok is supported.
8000
8001 (vect_finish_stmt_generation): Typo.
8002 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
8003 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
8004 presence of misaligned loads.
8005 (vect_analyze_data_ref_access): Add check for constant init.
8006 (vect_get_symbl_and_dr): Remove duplicate line.
8007 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
8008
8009 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
8010
8011 * builtins.c: Fix a comment typo.
8012
8013 2004-09-23 Jan Hubicka <jh@suse.cz>
8014
8015 * profile.c (branch_prob): Do not verify flow info in the middle of the
8016 pass.
8017
8018 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8019
8020 * cfgloop.h (update_single_exits_after_duplication): Declare.
8021 (loopify, split_loop_bb): Declaration changed.
8022 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
8023 of rtx.
8024 (loopify): Added redirect_all_edges argument.
8025 (update_single_exits_after_duplication): Export.
8026 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
8027 * tree-flow.h (tree_duplicate_loop_to_header_edge,
8028 tree_ssa_loop_version): Declare.
8029 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
8030 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
8031 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
8032 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
8033
8034 * tree-ssa-loop-unswitch.c: New file.
8035 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
8036 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
8037 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
8038 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
8039 * tree-pass.h (pass_unswitch): Declare.
8040 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
8041 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
8042 * doc/passes.texi: Documen tree level loop unswitching.
8043
8044 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
8045
8046 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
8047
8048 2004-09-22 Eric Christopher <echristo@redhat.com>
8049
8050 * builtins.c (simplify_builtin_va_start): Remove.
8051 (simplify_builtin): Ditto.
8052 (fold_builtin_strchr): Ditto.
8053 (simplify_builtin_*): Rename remainders to fold_builtin_*.
8054 (expand_builtin): Fix up for above changes.
8055 (fold_builtin_1): Add new folders. Change for above.
8056 (expand_builtin_va_start): Call fold_builtin_next_arg.
8057 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
8058 * tree.h: Remove prototype for simplify_builtin.
8059
8060 2004-09-23 Jan Hubicka <jh@suse.cz>
8061
8062 PR debug/17389
8063 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
8064 of fully inlined functions.
8065 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
8066 inlined.
8067
8068 * cfgexpand.c (add_reg_br_prob_note): New function.
8069 (expand_gimple_cond_expr): Use it.
8070 (tree_expand_cfg): No longer kill the profile.
8071 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
8072 only if it is present.
8073 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
8074 * predict.c (combine_predictions_for_insn): Set the probabilities
8075 based on REG_BR_PROB note if present.
8076 * predict.c (branch_prob): Profile is read only with
8077 flag_branch_probabilities.
8078
8079 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
8080
8081 * aclocal.m4: Add in gettext's m4 includes.
8082 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
8083 * configure.ac: Add in check for iconv.h
8084 * configure: Regenerate.
8085
8086 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
8087
8088 * aclocal.m4: Update for rename of gettext-sister.m4.
8089
8090 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
8091
8092 Fix PR tree-optimization/17587
8093 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
8094 (insert_aux): Instead of here.
8095
8096 2004-09-22 Diego Novillo <dnovillo@redhat.com>
8097
8098 PR tree-optimization/16721
8099 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
8100 * tree-ssa-alias.c (create_memory_tag): Move setting of
8101 TREE_THIS_VOLATILE ...
8102 (get_tmt_for): ... here.
8103
8104 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8105
8106 * config/sparc/sparc.md (cmove splitter): Fix formatting.
8107 (conditional_trap expander): Reject inappropriate CCmodes.
8108 (conditional trap insn): Use V9 syntax if possible.
8109
8110 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
8111
8112 PR c/16566
8113 * c-typeck.c (build_component_ref): Don't special-case
8114 COMPOUND_EXPR.
8115
8116 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
8117
8118 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
8119 returns NULL.
8120
8121 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
8122
8123 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
8124 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8125 TRUTH_XOR_EXPR): Mention the restriction on types.
8126
8127 2004-09-22 Matt Austern <austern@apple.com>
8128
8129 * config/darwin.c (darwin_make_decl_one_only):
8130 Allow coalesced symbol to appear in static archive's table of contents
8131
8132 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
8133
8134 PR tree-optimization/17512
8135 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
8136 special cases.
8137
8138 2004-09-22 David Edelsohn <edelsohn@gnu.org>
8139
8140 * dbxout.c (get_lang_number): Do not define if
8141 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
8142
8143 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
8144
8145 PR target/15583
8146 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
8147 builtin_define ("__USE_INIT_FINI__").
8148
8149 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
8150
8151 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
8152 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
8153 * config/s390/s390.h (TARGET_TPF): New macro.
8154 * config/s390/s390.md ("eh_return"): New expander.
8155 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
8156 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
8157 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
8158 * config/s390/tpf.h (TARGET_TPF): Define to 1.
8159 (STACK_POINTER_OFFSET): Increase to 448.
8160 (TARGET_DEFAULT): Set -mtpf-trace on as default.
8161 (TPF_LOC_DIFF_OFFSET): New macro.
8162 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
8163 encoding.
8164 (__isPATrange): Add prototype.
8165 (MD_FALLBACK_FRAME_STATE_FOR): Define.
8166 * config/s390/tpf-eh.c: New file.
8167
8168 2004-09-22 Diego Novillo <dnovillo@redhat.com>
8169
8170 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
8171 operands in an integer comparison.
8172 * tree-cfg.c (find_taken_edge): Call fold() to determine
8173 whether the predicate is known.
8174
8175 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
8176
8177 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
8178 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
8179 Create build and doc directories along with the language directories.
8180 Don't create doc directory separately.
8181 * configure: Regenerate.
8182 * Makefile.in: Create all object and executables files built
8183 with the build compiler in a build/ directory.
8184 (genobjnames): Add missing build objects.
8185 (STAGESTUFF): Don't stage the gen* programs.
8186 (ggc-none.o): Define dependencies for the target compiler.
8187 (build-print-rtl.o): Rename to build/print-rtl.o.
8188 (build-errors.o): Rename to build/errors.o.
8189 (build-varray.o): Rename to build/varray.o.
8190 (maintainerclean): Delete the contents of the build directory.
8191 ($(genobjs): %.o): Explicitly use -o.
8192 (build/insn-conditions.o): Delete specfic rule to use generic rule.
8193 (build/gengtype-lex.o): Likewise.
8194 (build/gengtype-yacc.o): Likewise.
8195 (build/gcov-iov.o): Likewise.
8196
8197 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
8198
8199 * vec.h (VEC_space): Return true if there _is_ space.
8200 (VEC_reserve): Adjust.
8201
8202 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
8203
8204 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
8205 use FPRs for scalar, complex and vector types only.
8206
8207 2004-09-21 Jeff Law <law@redhat.com>
8208
8209 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
8210 the opt_stats_d structure.
8211 (vrp_data): Change from a varray into a hash table.
8212 (vrp_hash_elt): New structure for elements in the vrp hash table.
8213 (vrp_hash, vrp_eq):New functions for hashing and testing equality
8214 in the vrp hash table.
8215 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
8216 initialization slightly to make it easier to read. No longer need
8217 to grow/clear the varray. Instead empty and delete the hash table.
8218 (dom_opt_finalize_block): Update due to change of VRP_DATA from
8219 a varray to a hash table.
8220 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
8221
8222 * tree-ssa-ccp.c (get_default_value): If we have a constant
8223 value recorded for an SSA_NAME, then use that constant as
8224 the initial lattice value.
8225 (substitute_and_fold): Transfer equivalences discovered into
8226 SSA_NAME_EQUIV.
8227
8228 * tree.h (SSA_NAME_EQUIV): Add comments.
8229 (SET_SSA_NAME_EQUIV): Similarly.
8230
8231 2004-09-21 David Edelsohn <edelsohn@gnu.org>
8232
8233 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
8234
8235 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
8236
8237 2004-09-21 Mark Mitchell <mark@codesourcery.com>
8238
8239 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
8240 (finish_decl): Likewise.
8241
8242 2004-09-21 Devang Patel <dpatel@apple.com>
8243
8244 * tree.def (VEC_COND_EXPR): New tree node.
8245 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
8246
8247 2004-09-21 Stan Shebs <shebs@apple.com>
8248
8249 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
8250 * config/rs6000/darwin-world.asm: Likewise.
8251
8252 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
8253
8254 * tree-ssa.c (verify_def): Use print_generic_stmt,
8255 not debug_generic_stmt.
8256 (verify_use): Ditto.
8257 (verify_phi_args): Ditto.
8258 (verify_ssa): Ditto.
8259
8260 2004-09-21 Paul Brook <paul@codesourcery.com>
8261
8262 * varasm.c (default_assemble_integer): Return false for values wider
8263 than the target word size. Works around GAS bug.
8264
8265 2004-09-21 Zack Weinberg <zack@codesourcery.com>
8266
8267 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
8268 gets value 0.
8269 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
8270 if it has value 0.
8271
8272 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
8273
8274 * c-typeck.c (build_function_call): Give name of object
8275 we are attempting to call in error message.
8276 * c-objc-common.c (c_tree_printer): Call pp_expression,
8277 not return false, for 'E' case.
8278
8279 2004-09-21 Steven Bosscher <stevenb@suse.de>
8280
8281 PR rtl-optimization/17482
8282 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
8283 load_killed_in_block_p): Clarify comments.
8284 (record_last_reg_set_info): Make static inline.
8285 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
8286 (record_opr_changes): New function to replace the above.
8287 (compute_hash_table): Clarify comments. Use record_opr_changes.
8288 (reg_set_between_after_reload_p): Clean up.
8289 (reg_used_between_after_reload_p): Likewise.
8290 (eliminate_partially_redundant_load): Clarify comments.
8291
8292 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8293
8294 PR rtl-optimization/17266
8295 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
8296
8297 2004-09-21 Uros Bizjak <uros@kss-loka.si>
8298
8299 PR rtl-optimization/14851
8300 * rtlanal.c (commutative_operand_precedence): Calculate
8301 precedence of stripped constant.
8302
8303 2004-09-20 Jeff Law <law@redhat.com>
8304 Jan Hubicka <jh@suse.cz>
8305
8306 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
8307 initialize key elements here.
8308 (release_ssa_name): Zero the released SSA_NAME here.
8309 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
8310 (struct tree_ssa_name): Add new "equiv" field.
8311 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
8312 (tree_ssa_dominator_optimize): No longer allocate, resize or
8313 clear CONST_AND_COPIES.
8314 (get_value_for, set_value_for): Kill.
8315 (thread_across_edge): Get/set the equivalency using
8316 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
8317 (restore_vars_to_original_value): Likewise.
8318 (record_equivalences_from_phis): Likewise.
8319 (record_dominating_conditions): Likewise.
8320 (record_const_or_copy, record_equality): Likewise.
8321 (lookup_avail_expr): Likewise.
8322 (record_equivalences_from_stmt, cprop_operand): Likewise.
8323 (cprop_into_successor_phis): No longer need to pass around
8324 CONST_AND_COPIES. Callers updated. Get equivalences via
8325 SSA_NAME_EQUIV.
8326 (cprop_into_phis): Likewise.
8327
8328 2004-09-20 Matt Austern <austern@apple.com>
8329 Zack Weinberg <zack@codesourcery.com>
8330
8331 * c-common.c (fix_string_type): Build the unqualified array
8332 type unconditionally, then use c_build_qualified_type to get
8333 the proper const-qualified variant, and set its
8334 TYPE_MAIN_VARIANT to refer to the unqualified type.
8335 * c-lex.c (c_lex_return_raw_string): New global.
8336 (c_lex_with_flags): Honor it.
8337 * c-pragma.h: Declare it.
8338
8339 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
8340
8341 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
8342
8343 2004-09-21 Jan Hubicka <jh@suse.cz>
8344
8345 PR middle-end/17126
8346 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
8347 (tree_rest_of_compilation): Cleanup.
8348
8349 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
8350
8351 * config/s390/s390.c (s390_select_rtx_section): Remove.
8352 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
8353
8354 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
8355
8356 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
8357 note to pretend a direct save from the original register when an
8358 intermediate register is used for the save.
8359
8360 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8361
8362 * tsystem.h (alloca): Provide a default definition.
8363
8364 Revert:
8365 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8366 * unwind-dw2.c: Call __builtin_alloca, not alloca.
8367
8368 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
8369
8370 PR tree-opt/17558
8371 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
8372 aliasing sets are the same rather than just conflicting.
8373
8374 2004-09-20 Jan Hubicka <jh@suse.cz>
8375
8376 PR middle-end/16460
8377
8378 * cgraph.c (cgraph_unnest_node): New function.
8379 (c_finalize): Rename to ....
8380 (c_warn_unused_result_recursivly): ... this one; do only the warning
8381 (finish_function): Finalize the toplevel function; do not lower nested tree.
8382 * cgraph.h (cgraph_unnest_node): Declare.
8383 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
8384 nestedness datastructure.
8385 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
8386 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
8387 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
8388
8389 2004-09-20 Richard Henderson <rth@redhat.com>
8390
8391 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
8392 from some_small_symbolic_operand_1; export.
8393 (some_small_symbolic_operand): Remove.
8394 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
8395 extra C check.
8396 * config/alpha/predicates.md (some_small_symbolic_operand): New.
8397
8398 2004-09-20 Jan Hubicka <jh@suse.cz>
8399
8400 * predict.c (return_prediction): New function.
8401 (apply_return_prediction): Likewise.
8402 (tree_bb_level_predictions): Likewise.
8403 (tree_estimate_probability): Add noreturn exit edges; call
8404 bb_level_predictions; fix logic of return heuristics.
8405 (predict_paths_leading_to): Rescuesce from old CVS version of
8406 process_note_prediction function.
8407 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
8408
8409 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
8410
8411 * config/s390/s390.c (s390_frame_info): Added alignment statement for
8412 floating point register area on stack.
8413
8414 2004-09-20 Jakub Jelinek <jakub@redhat.com>
8415
8416 * predict.c (expr_expected_value): Use *_CLASS_P macros.
8417
8418 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
8419
8420 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
8421 generating useless garbage.
8422
8423 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
8424
8425 * builtins.c (fold_builtin): Call the new omonymous
8426 target hook for machine-dependent built-ins.
8427 * target-def.h (TARGET_FOLD_BUILTIN): New.
8428 * target.h (struct gcc_target): Add the fold_builtin hook.
8429 * targhooks.c (default_fold_builtin): New.
8430 * targhooks.h (default_fold_builtin): Declare it.
8431
8432 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
8433
8434 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
8435 comment typos.
8436
8437 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
8438
8439 PR target/17565
8440 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
8441
8442 2004-09-20 Jan Hubicka <jh@suse.cz>
8443
8444 * predict.c (estimate_probability): Remove unnecesary code.
8445
8446 2004-09-19 Ira Rosen <irar@il.ibm.com>
8447
8448 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
8449 (STMT_VINFO_VECT_DR_BASE): Declare.
8450 (VECT_SMODULO): Declare.
8451 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
8452 (vect_compute_array_base_alignment): New function.
8453 (vect_analyze_data_ref_access): Check array indices. Remove one
8454 dimensional arrays restriction.
8455 (vect_get_ptr_offset): New function.
8456 (vect_get_symbl_and_dr): New function.
8457 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
8458 (former name vect_get_base_decl_and_bit_offset).
8459 (vect_create_index_for_array_ref): Removed.
8460 (vect_create_index_for_vector_ref): New function.
8461 (vect_create_addr_base_for_vector_ref): New function.
8462 (vect_create_data_ref): Handle additional data refs. Call
8463 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
8464 (vect_compute_data_ref_alignment): Support the changes. Call
8465 vect_get_base_and_bit_offset.
8466 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
8467 data refs. Store vect_dr_base.
8468 (vect_analyze_data_ref_accesses): Support nonconstant init.
8469 (new_stmt_vec_info): Initialize vect_dr_base field.
8470 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8471 (get_vectype_for_scalar_type): Check for BLKmode.
8472 * tree-chrec.h (initial_condition_in_loop_num): Declare.
8473 * tree-chrec.c (initial_condition_in_loop_num): New function.
8474 (chrec_component_in_loop_num): New function.
8475 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
8476 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
8477 to be pointer to varray_type.
8478
8479 2004-09-19 Jan Hubicka <jh@suse.cz>
8480
8481 * basic-block.h (update_bb_profile_after_threading): Declare.
8482 * cfg.c (update_bb_profile_after_threading): Break out from ...
8483 * cfgcleanup.c (try_forward_edges): ... here; use it.
8484 * tree-ssa-dom.c (thread_across_edge): Use it.
8485 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
8486 profile of the new BB.
8487
8488 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
8489
8490 * tree-ssa-pre.c (insert_into_set): Don't put
8491 is_gimple_min_invariant values into the set.
8492
8493 2004-09-19 Andreas Jaeger <aj@suse.de>
8494
8495 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
8496 prototype.
8497
8498 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
8499
8500 * config/cris/cris.h: Preserve the original spelling in a
8501 quote.
8502
8503 2004-09-18 Jeff Law <law@redhat.com>
8504
8505 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
8506 global varrays to replace the block local varrays.
8507 (struct dom_walk_block_data): Remove, no longer used.
8508 (get_eq_expr_value): No longer need to pass around pointers to local
8509 varrays. Callers updated. Unused markers added to unused parameters.
8510 (record_range, record_equivalences_from_stmt): Likewise.
8511 (record_equivalences_from_incoming_edge): Likewise.
8512 (record_var_is_nonzero): Likewise. Update now that we have a
8513 single global varray of SSA_NAMEs that need restoring.
8514 (dom_opt_initialize_block_local_data): Kill, no longer used.
8515 (tree_ssa_dominator_optimize): Initialize new global varrays.
8516 Update callbacks in dominator walker structure.
8517 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
8518 VRP_VARIABLES_STACK.
8519 (restore_nonzero_vars_to_original_value): Update now that we have
8520 a single global varray of SSA_NAMEs that need restoring.
8521 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
8522 Remove unused variables.
8523 (optimize_stmt): Remove unused variable.
8524
8525 2004-09-18 Jan Hubicka <jh@suse.cz>
8526
8527 * tree-cfg.c (thread_jumps): Fix updating of the profile.
8528
8529 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
8530 verify_cgraph call.
8531
8532 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
8533
8534 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
8535 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
8536 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
8537 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
8538 tree-ssa-operands.c, tree-ssa-phiopt.c,
8539 tree-ssa-threadupdate.c: Fix comment typos.
8540
8541 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
8542
8543 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
8544 config/arm/README-interworking, config/arm/arm-cores.def,
8545 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
8546 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
8547 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
8548 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
8549 config/frv/frv.md, config/i386/winnt.c,
8550 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
8551 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
8552 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
8553 config/mcore/mcore.c, config/mips/mips.h,
8554 config/mn10300/mn10300.md, config/pa/pa.c,
8555 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
8556 config/rs6000/rs6000.c, config/sh/symbian.c,
8557 config/sparc/sparc.h: Fix comment typos. Follow spelling
8558 conventions.
8559
8560 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
8561
8562 PR c/17424
8563 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
8564
8565 2004-09-18 Diego Novillo <dnovillo@redhat.com>
8566
8567 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
8568 remove TREE_ADDRESSABLE from RESULT_DECL.
8569
8570 2004-09-18 Diego Novillo <dnovillo@redhat.com>
8571
8572 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
8573
8574 2004-09-18 Jan Hubicka <jh@suse.cz>
8575
8576 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
8577 NULL.
8578 * tree-ssa-alias.c (init_alias_info): Likewise.
8579 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
8580 (verify_ssa): Likewise.
8581 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
8582
8583 2004-09-18 Jan Hubicka <jh@suse.cz>
8584
8585 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
8586 huge offset.
8587
8588 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
8589
8590 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
8591 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8592 DW_EH_PE_sdata* for data.
8593 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
8594
8595 2004-09-17 Geoffrey Keating <geoffk@apple.com>
8596
8597 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
8598 shared anyway.
8599
8600 PR pch/13361
8601 * c-typeck.c (constructor_asmspec): Delete.
8602 (struct initializer_stack): Delete field 'asmspec'.
8603 (start_init): Delete saving of asmspec.
8604 (finish_init): Don't update constructor_asmspec.
8605 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
8606 * stmt.c (expand_asm): Duplicate strings from tree.
8607 (expand_asm_operands): Likewise.
8608 * tree.c (tree_size): Update computation of size of STRING_CST.
8609 (make_node): Don't make STRING_CST nodes.
8610 (build_string): Allocate string with tree node.
8611 (tree_code_size): Clean up assertions, don't allow requests
8612 for "the size of a STRING_CST".
8613 * tree.def (STRING_CST): Update comment.
8614 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
8615 (tree_string): Place contents of string in tree node.
8616 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
8617 from tree.
8618
8619 2004-09-17 Zack Weinberg <zack@codesourcery.com>
8620
8621 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
8622 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
8623
8624 2004-09-17 Jones Desougi <jones@ingate.com>
8625
8626 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
8627 * configure, config.in: Regenerate.
8628
8629 2004-09-17 Zack Weinberg <zack@codesourcery.com>
8630
8631 * tree.c, tree.h (tree_class_strings): Make array const.
8632 Reindent per coding convention. Move asterisk to proper place
8633 per coding convention.
8634
8635 2004-09-18 Andreas Schwab <schwab@suse.de>
8636
8637 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
8638 (tree-vectorizer.o): Likewise.
8639 (targhooks.o): Likewise.
8640
8641 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
8642 Zack Weinberg <zack@codesourcery.com>
8643
8644 * alias.c (find_base_decl): Remove unreachable case '3' block.
8645 * expr.c (safe_from_p): Abort if passed a type.
8646 * tree-gimple.c (recalculate_side_effects): Abort if passed
8647 anything other than an expression.
8648 * tree-ssa-pre.c (phi_translate): Return expr immediately if
8649 is_gimple_min_invariant is true for it. Reorder cases for clarity.
8650 Abort on un-handled tree classes.
8651 (valid_in_set): Likewise.
8652 * tree.c (tree_code_class_strings): New static data.
8653
8654 * tree.h (enum tree_code_class): New.
8655 (tree_code_class_strings): Declare.
8656 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
8657 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
8658 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
8659 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
8660 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
8661
8662 * tree.def, c-common.def, objc/objc-tree.def: Use
8663 tree_code_class enumeration constants instead of code letters.
8664
8665 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
8666 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
8667 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
8668 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
8669 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
8670 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
8671 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
8672 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
8673 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
8674 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
8675 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
8676 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
8677 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
8678 Update to match.
8679
8680 * LANGUAGES: Add note about change.
8681
8682 2004-09-17 Diego Novillo <dnovillo@redhat.com>
8683
8684 PR tree-optimization/17319
8685 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
8686 examine pointers on the LHS of an assignment.
8687 (collect_points_to_info_r): Handle RETURN_EXPR.
8688
8689 2004-09-17 Jeff Law <law@redhat.com>
8690
8691 * tree-ssa-dom.c (const_and_copies_stack): New.
8692 (dom_walk_block_data): Remove const_and_copies field.
8693 (record_const_or_copy): No longer need to pass in varray_type *.
8694 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
8695 Callers updated.
8696 (record_equality): Similarly.
8697 (restore_vars_to_original_value): Similarly. Revamp to use new
8698 single global stack rather than per-block stacks.
8699 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
8700 (thread_across_edge): Remove now unused parameters.
8701 (dom_opt_initialize_block_local_data): No longer test the block
8702 local CONST_AND_COPIES.
8703 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
8704
8705 2004-09-17 Jan Hubicka <jh@suse.cz>
8706
8707 PR tree-optimization/17509
8708 * tree-optimize.c (update_inlined_to_pointers): New function.
8709 (tree_rest_of_compilation): Use it.
8710
8711 2004-09-17 Devang Patel <dpatel@apple.com>
8712
8713 * dbxout.c (get_lang_number): New.
8714 (dbxout_init): Include lang number in N_SO stab.
8715 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
8716 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
8717
8718 2004-09-17 Diego Novillo <dnovillo@redhat.com>
8719
8720 PR tree-optimization/17273
8721 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
8722 replacement is a constant.
8723
8724 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
8725
8726 * c-tree.h (enum c_typespec_keyword): New.
8727 (struct c_declspecs): Adjust description of "type". Remove
8728 specbits, explicit_int_p and explicit_char_p. Rename
8729 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
8730 short_p, signed_p, unsigned_p and complex_p.
8731 (finish_declspecs): New.
8732 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
8733 typename): Call finish_declspecs.
8734 * c-decl.c (finish_declspecs): New.
8735 (declspecs_add_type): Check for combinations which cannot occur in
8736 valid specifier lists. Update comments.
8737 (shadow_tag_warned): Remove checks done in finish_declspecs.
8738 Don't report useless type name if type defaulted to int.
8739 (grokdeclarator): Remove checks and actions done in
8740 finish_declspecs. Don't allow for type being NULL. Update for
8741 datastructures changes. Initialize decl_attr.
8742 (build_null_declspecs, quals_from_declspecs): Update for
8743 datastructures changes.
8744
8745 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
8746
8747 * doc/extend.texi: Fix duplicated word.
8748
8749 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
8750
8751 * doc/invoke.texi: Remove stray explanation on
8752 -freduce-all-givs and -fmove-all-movables.
8753
8754 2004-09-17 James Morrison <phython@gcc.gnu.org>
8755
8756 * doc/cfg.texi: Use @smallexample.
8757 * doc/md.texi: Likewise.
8758 * doc/tree-ssa.texi: Likewise.
8759 * doc/extend.texi: Likewise. Use @r{} in comments.
8760 * doc/trouble.texi: Use @r{} in comments.
8761
8762 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
8763
8764 * configure.ac (gcc_cv_gld_version): Handle whitespace before
8765 "VERSION=".
8766 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
8767 * configure: Regenerate.
8768
8769 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
8770
8771 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
8772 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
8773 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
8774 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
8775 slashes in substitutions.
8776 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
8777
8778 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
8779
8780 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
8781 gimplify.c, lambda-code.c, optabs.c, predict.c,
8782 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
8783 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
8784 conventions.
8785
8786 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
8787
8788 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
8789 doc/extend.texi, doc/install.texi, doc/invoke.texi,
8790 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
8791 doc/trouble.texi: Use @option around options.
8792
8793 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
8794
8795 * Makefile.in (gen-protos.o): Depend on errors.h.
8796
8797 2004-09-17 Steven Bosscher <stevenb@suse.de>
8798
8799 PR tree-optimization/17513
8800 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
8801 for successors of the entry block.
8802
8803 2004-09-17 Uros Bizjak <uros@kss-loka.si>
8804
8805 PR rtl-optimization/15187
8806 * ifcvt.c (noce_try_cmove_arith): Exit early if total
8807 insn_rtx_cost of both branches > BRANCH_COST
8808
8809 2004-09-16 Diego Novillo <dnovillo@redhat.com>
8810
8811 PR tree-optimization/17528
8812 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
8813 erase the may-alias set for a tag when merging it with
8814 another.
8815
8816 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
8817
8818 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
8819 for 32-bit TARGET_SHMEDIA.
8820 (call_value): Likewise.
8821
8822 2004-09-16 Diego Novillo <dnovillo@redhat.com>
8823
8824 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
8825 test apply only to TREE_STATIC and DECL_EXTERNAL.
8826
8827 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8828
8829 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
8830 * basic-block.h (get_dominated_by_region): Declare.
8831 * dominance.c (get_dominated_by_region): New function.
8832 * tree-cfg.c: Include cfglayout.h.
8833 (tree_duplicate_bb): Duplicate also phi nodes.
8834 (struct ssa_name_map_entry): New type.
8835 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
8836 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
8837 allocate_ssa_names, rewrite_to_new_ssa_names_def,
8838 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
8839 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
8840 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
8841 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
8842 rewrite_to_new_ssa_names, allocate_ssa_names,
8843 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
8844 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
8845 (copy_loop_headers): Use tree_duplicate_sese_region.
8846
8847 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
8848
8849 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
8850
8851 2004-09-16 Jeff Law <law@redhat.com>
8852
8853 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
8854 (rewrite_block_data): Remove, no longer used.
8855 (rewrite_initialize_block_local_data): Remove, no longer used.
8856 (rewrite_initialize_block): Mark parameters as unused as needed.
8857 Change references to the block local block_defs to be block_defs_stack.
8858 Push a marker onto the block_defs_stack.
8859 (ssa_rewrite_initialize_block): Similarly.
8860 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
8861 (ssa_register_new_def): No longer needs varray argument. Use
8862 block_defs_stack instead. No longer handle possibly null block_defs
8863 varray. Reverse order of items we push on the stack to make it
8864 easier to identify our marker.
8865 (register_new_def): No longer handle possibly null block_defs
8866 varray.
8867 (rewrite_finalize_block): Revamp to look for markers in the global
8868 block_defs_stack varray rather than wiping a block local varray.
8869 Mark arguments as unused as needed.
8870 (ssa_rewrite_finalize_block): Similarly.
8871 (rewrite_into_ssa): Update initialization of dom walker structure
8872 to reflect that we don't need block local data anymore. Initialize
8873 the block_defs_stack varray.
8874 (rewrite_ssa_into_ssa): Similarly.
8875 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
8876 (struct dom_walk_data): Kill block_defs field.
8877 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
8878 (thread_across_edge): Use the global block_defs_stack instead of
8879 the old block_defs varray.
8880 (dom_opt_initialize_block_local_data): Update now that we don't have
8881 block_defs field to check anymore.
8882 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
8883 (restore_currdefs_to_original_value): Use the new block_defs_stack
8884 instead of a block local varray.
8885 (dom_opt_finalize_block): Similarly.
8886 (record_equivalencs_from_phis): Similarly.
8887 (optimize_stmt, register_definitions_for_stmt): Similarly.
8888
8889 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
8890
8891 PR tree-optimization/17517
8892 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8893 coalesce same-root variables without checking for abnormal PHI usage.
8894
8895 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
8896
8897 * cfgloop.h (duplicate_loop): Add prototype.
8898 * cfgloopmanip.c (duplicate_loop): Make non-static.
8899 * lambda-code.c (perfect_nestify): Factor out test whether
8900 we can handle this loop into separate function.
8901 Call it.
8902 (can_convert_to_perfect_nest): New function.
8903 (replace_uses_of_x_with_y): Add modify_stmt call.
8904 * tree-loop-linear.c (linear_transform_loops): Call
8905 rewrite_into_loop_closed_ssa and free_df.
8906
8907 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
8908
8909 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
8910 loop invariant as well.
8911 (perfect_nestify): new function.
8912 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
8913 upper bounds, and steps.
8914 Set outerinductionvar properly.
8915 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
8916 parameters.
8917 Return NULL if we need a perfect loop and can't make one.
8918 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
8919 (not_interesting_stmt): New function.
8920 (phi_loop_edge_uses_def): Ditto.
8921 (stmt_uses_phi_result): Ditto.
8922 (stmt_is_bumper_for_loop): Ditto.
8923 (perfect_nest_p): Ditto.
8924 (nestify_update_pending_stmts): Ditto.
8925 (replace_uses_of_x_with_y): Ditto.
8926 (stmt_uses_op): Ditto.
8927 (perfect_nestify): Ditto.
8928 * lambda-mat.c (lambda_matrix_id_p): New function.
8929 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
8930 * lambda.h: Update prototypes.
8931 * tree-loop-linear (linear_transform_loop): Use new
8932 perfect_nest_p. Detect and ignore identity transform.
8933 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
8934
8935 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
8936
8937 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
8938 Gather also strides of accessed data. Pass in the data references
8939 array.
8940 (try_interchange_loops): Add a new heuristic for handling the temporal
8941 locality. Pass in the data references array.
8942 (linear_transform_loops): Pass the data references array to
8943 try_interchange_loops.
8944
8945 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
8946
8947 * doc/invoke.texi: Fix typos. Follow spelling conventions.
8948
8949 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
8950
8951 * doc/c-tree.texi (Classes): Remove index entries for
8952 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
8953
8954 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8955
8956 * fold-const.c (fold): Fold difference of addresses.
8957 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
8958 get_inner_reference.
8959 * tree-ssa-loop-ivopts.c (peel_address): Removed.
8960 (ptr_difference_const): Moved to fold-const.c.
8961 (split_address_cost): Use get_inner_reference instead of peel_address.
8962 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
8963 * tree.h (ptr_difference_const): Export.
8964
8965 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
8966 variable type to the dump. Fix indentation.
8967 (idx_find_step): Handle nonconstant array_ref_element_size and
8968 array_ref_low_bound.
8969 (idx_record_use): Handle array_ref_element_size and
8970 array_ref_low_bound.
8971 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
8972 statements correctly.
8973 (get_computation_at, iv_value): Do not unshare expressions here.
8974 (rewrite_use_outer): Unshare the expression before it is emitted
8975 to code.
8976 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
8977 Moved to tree.c.
8978 * tree.c (unsigned_type_for, signed_type_for): Moved from
8979 tree-ssa-loop-niter.c. Use langhooks.
8980 * tree.h (signed_type_for): Export.
8981
8982 2004-09-16 David Edelsohn <edelsohn@gnu.org>
8983
8984 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
8985 prototype.
8986
8987 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
8988
8989 PR target/11572
8990 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
8991 Add two parameters to extra_includes.
8992 (C_INCPATH_INIT): Remove.
8993 * c-incpath.c (register_include_chains): Call extra_pre_includes
8994 before adding the standard include directory.
8995 Update call to extra_includes.
8996 (!defined TARGET_EXTRA_INCLUDES): Update
8997 hook_void_charptr_charptr_int and add !define
8998 TARGET_EXTRA_PRE_INCLUDES.
8999 (!define TARGET_EXTRA_INCLUDES): Define as
9000 hook_void_charptr_charptr_int.
9001 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
9002 (target_c_incpath): Always declare.
9003 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
9004 empty function.
9005 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
9006 * config/darwin.h: (darwin_register_frameworks): Update for
9007 the two new parameters.
9008 (darwin_register_objc_includes): Add prototype.
9009 (TARGET_EXTRA_PRE_INCLUDES): Define.
9010 * config/darwin-c.c (darwin_register_objc_includes): New function.
9011 (darwin_register_frameworks): Update for the two new parameters.
9012 (target_c_incpath): Remove.
9013 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
9014 the compile line.
9015 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
9016 parameters.
9017 (TARGET_EXTRA_PRE_INCLUDES): Document.
9018
9019 * gcc.c (spec_function): Add replace-outfile.
9020 (replace_outfile_spec_function): New function.
9021 * config/darwin.h (LINK_SPEC): Add replace
9022 -lobjc with -lobjc-gnu if -fgnu-runtime is
9023 supplied.
9024 * invoke.texi (replace-outfile): Document.
9025
9026 2004-09-13 Jan Hubicka <jh@suse.cz>
9027
9028 * predict.c (expr_expected_value, strip_builtin_expect): New function.
9029 (tree_predict_by_opcode): Use it.
9030 (tree_estimate_probability): Add, for now disabled,
9031 strip_builtin_expect call.
9032
9033 2004-09-15 James E Wilson <wilson@specifixinc.com>
9034
9035 PR target/17455
9036 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
9037 if current_function_decl is a sibcall.
9038
9039 2004-09-15 Mark Mitchell <mark@codesourcery.com>
9040
9041 * varasm.c (default_function_rdodata_section): Make sure to pass
9042 along a decl for a link-once section.
9043
9044 2004-09-15 Richard Henderson <rth@redhat.com>
9045
9046 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
9047 warning with code disable. Fix formatting.
9048
9049 2004-09-15 Steven Bosscher <stevenb@suse.de>
9050
9051 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
9052 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
9053 after propagating into an ADDR_EXPR.
9054
9055 2004-09-15 Andrew Pinski <apinski@apple.com>
9056
9057 PR rtl-opt/17427
9058 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
9059 Move it out of gcc_assert.
9060
9061 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
9062
9063 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
9064 except.c, fold-const.c, function.c, langhooks.c, params.c,
9065 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
9066 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
9067 for quoting in diagnostics going through pretty-print.c. Use ''
9068 for quoting in other diagnostic text.
9069 * langhooks.c: Include intl.h. Mark text locating diagnostics for
9070 translation.
9071 * Makefile.in (langhooks.o): Update dependencies.
9072 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
9073 formats.
9074
9075 2004-09-15 Mark Mitchell <mark@codesourcery.com>
9076
9077 * configure.ac: Check for COMDAT support. Robustify check for
9078 SHF_MERGE support.
9079 * configure: Regenerated.
9080 * config.in: Likewise.
9081 * langhooks-def.h (lhd_comdat_group): New function.
9082 (LANG_HOOKS_COMDAT_GROUP): New macro.
9083 (LANG_HOOKS_DECLS): Use it.
9084 * langhooks.c (lhd_comdat_group): Define.
9085 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
9086 * output.h (named_section_flags): Make it a macro.
9087 (named_section_real): New function.
9088 (default_no_named_section): Add decl parameter.
9089 (default_elf_asm_named_section): Likewise.
9090 (default_coff_asm_named_section): Likewise.
9091 (default_pe_asm_named_section): Likewise.
9092 * target.h (gcc_target): Adjust type of named_section.
9093 * varasm.c (named_section_flags): Rename to named_section_real.
9094 Add decl parameter.
9095 (default_no_named_section): Add decl parameter.
9096 (default_elf_asm_named_section): Use COMDAT, if available. Deal
9097 with the case that ASM_COMMENT_START is "@".
9098 (default_coff_asm_named_section): Add decl parameter.
9099 (default_pe_asm_named_section): Likewise.
9100 * config/alpha/alpha.c (vms_asm_named_section): Add decl
9101 parameter.
9102 (unicosmk_asm_named_section): Likewise.
9103 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
9104 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
9105 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
9106 * config/cris/cris-protos.h (cris_target_asm_named_section):
9107 Likewise.
9108 * config/cris/cris.c (cris_target_asm_named_section):
9109 Likewise.
9110 * config/darwin/darwin-protos.h (darwin_asm_named_section):
9111 Likewise.
9112 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
9113 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
9114 * config/i386/i386-protos.h (i386_pe_asm_named_section):
9115 Likewise.
9116 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
9117 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
9118 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
9119 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
9120 Likewise.
9121 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
9122 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
9123 * cp/cp-tree.h (cxx_comdat_group): Declare.
9124 * cp/decl.c (cxx_comdat_group): New function.
9125
9126 2004-09-15 Jan Hubicka <jh@suse.cz>
9127
9128 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
9129 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
9130
9131 * tree-cfg.c (remove_bb): Release SSA defs.
9132
9133 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
9134
9135 * doc/tm.texi: Follow spelling conventions.
9136
9137 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
9138
9139 * tree-ssa-dom.c: Fix comment typos.
9140
9141 2004-09-15 Alan Modra <amodra@bigpond.net.au>
9142
9143 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
9144 include ccr.
9145 (ppc_fallback_frame_state): Save location of CR.
9146
9147 2004-09-15 Jakub Jelinek <jakub@redhat.com>
9148
9149 * expr.c (string_constant): Handle also read-only variables
9150 initialized to string literals.
9151
9152 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
9153 into memcpy (x, y, 1) if memcpy can be expanded inline.
9154
9155 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9156
9157 PR tree-optimization/17468
9158 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
9159 definition inside a block precede uses.
9160 * tree-tailcall.c (adjust_return_value): Emit statements in the
9161 correct order.
9162
9163 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
9164
9165 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
9166
9167 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
9168
9169 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
9170
9171 2004-09-14 Jeff Law <law@redhat.com>
9172
9173 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
9174 (struct dom_walk_block_data): Remove avail_exprs member.
9175 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
9176 (lookup_avail_expr): No longer need to pass in address of
9177 the block local available exprs stack. All callers changed.
9178 (simplify_cond_and_lookup_avail_expr): Similarly.
9179 (simplify_switch_and_lookup_avail_expr): Similarly.
9180 (get_eq_expr_value, record_cond): Likewise.
9181 (record_dominating_conditions): Likewise.
9182 (update_rhs_and_lookup_avail_expr): Likewise.
9183 (record_equivalences_from_stmt): Likewise.
9184 (dom_opt_initialize_block_local_data): No longer test state of
9185 block local avail_exprs.
9186 (dom_opt_initialize_block): Mark unwind point in the global
9187 avail_expr stack.
9188 (remove_expressions_from_table): Update to unwind to the
9189 most recent unwind marker in the global avail_expr stack.
9190 All callers changed.
9191 (dom_opt_finalize_block): Mark unwind point in the global
9192 avail_expr stack as needed.
9193 (record_cond): Push elements into the global avail_exprs stack.
9194
9195 * tree-dfa.c (free_df_for_stmt): No longer static.
9196 (free_df): Update comments.
9197 * tree-flow.h (free_df_for_stmt): Prototype.
9198 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
9199 call release_defs.
9200
9201 2004-09-14 Diego Novillo <dnovillo@redhat.com>
9202
9203 PR tree-optimization/17252
9204 * tree-ssa-alias.c (may_alias_p): Don't assume that a
9205 pointer may not point to itself when using relaxed
9206 aliasing rules.
9207
9208 2004-09-14 Richard Henderson <rth@redhat.com>
9209
9210 PR middle-end/17397
9211 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
9212 while folding <ADDR_EXPR <INDIRECT_REF X>>.
9213
9214 2004-09-14 Andrew Pinski <apinski@apple.com>
9215
9216 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
9217 sets of the pointers but the aliasing sets of what they point to.
9218
9219 2004-09-14 Roger Sayle <roger@eyesopen.com>
9220
9221 PR rtl-optimization/9771
9222 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
9223 conditional compilation in init_reg_sets_1.
9224 (init_reg_sets_1): Let global_regs[i] take priority over the frame
9225 (but not stack) pointer exceptions to regs_invalidated_by_call.
9226 (globalize_reg): Globalizing a fixed register may need to update
9227 regs_invalidated_by_call.
9228
9229 2004-09-14 Diego Novillo <dnovillo@redhat.com>
9230
9231 PR tree-optimization/15262
9232 * tree-dfa.c (dump_variable): Also print the type of the
9233 variable.
9234 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
9235 memory tags are of conflicting alias sets but have no aliased
9236 symbols in common, add one tag to the alias set of the other.
9237 (setup_pointers_and_addressables): Remove hack to deal with
9238 programs with no aliased symbols.
9239 (may_alias_p): Don't special case aggregate types.
9240
9241 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
9242
9243 PR c/15498
9244 * doc/invoke.texi (Environment Variables): Correct example locale.
9245
9246 2004-09-14 Jan Hubicka <jh@suse.cz>
9247
9248 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
9249
9250 2004-09-14 Mark Mitchell <mark@codesourcery.com>
9251
9252 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
9253
9254 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
9255
9256 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
9257 restrict_p.
9258 (struct c_declarator): Change u.array.quals and pointer_quals to
9259 int. Add u.array.attrs.
9260 (quals_from_declspecs): New.
9261 * c-decl.c (quals_from_declspecs): New.
9262 (shadow_tag_warned): Give more specific message for useless type
9263 qualifiers.
9264 (build_array_declarator, set_array_declarator_inner,
9265 grokdeclarator, make_pointer_declarator, build_null_declspecs,
9266 declspecs_add_qual): Update for changed structures.
9267
9268 2004-09-14 Jeff Law <law@redhat.com>
9269
9270 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
9271 to a global varray.
9272 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
9273 (dom_opt_initialize_block_local_data): No longer test state
9274 of stmts_to_rescan.
9275 (dom_opt_finalize_block): Update due to change in scope of
9276 stmts_to_rescan.
9277 (optimize_stmt): Similarly.
9278
9279 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
9280
9281 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
9282 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
9283 comment typos. Follow spelling conventions.
9284
9285 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
9286
9287 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
9288 config/i386/predicates.md, config/sparc/sparc.c: Follow
9289 spelling conventions.
9290
9291 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9292 Steven Bosscher <stevenb@suse.de>
9293
9294 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
9295 * basic-block.h (struct reorder_block_def): Add copy_number field.
9296 * cfgloop.h (biv_p): Declare.
9297 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
9298 * common.opt (fsplit-ivs-in-unroller): New flag.
9299 * loop-iv.c (biv_p): New function.
9300 * loop-unroll.c: Include hashtab.h and recog.h.
9301 (struct iv_to_split, struct split_ivs_info): New types.
9302 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
9303 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
9304 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
9305 insert_base_initialization, split_iv): New functions.
9306 (peel_loop_completely, unroll_loop_constant_iterations,
9307 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
9308 Use them.
9309 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
9310
9311 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9312
9313 * tree-cfg.c (thread_jumps): Update dominators correctly in
9314 case destination of threaded edge dominates its source.
9315
9316 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9317
9318 * unroll.c: Removed.
9319 * loop.h: Removed.
9320 * Makefile.in (LOOP_H, unroll.o): Removed.
9321 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
9322 dependency.
9323 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
9324 reference.
9325 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
9326 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
9327 * loop.c: Do not include loop.h.
9328 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
9329 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
9330 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
9331 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
9332 struct loop_regs, struct loop_movables, struct loop_info): Moved
9333 from loop.h.
9334 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
9335 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
9336 find_common_reg_term, loop_iterations, final_giv_value): Moved
9337 from unroll.c.
9338 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
9339 loop_dump_stream, for_each_insn_in_loop, express_from,
9340 extend_value_for_giv, loop_iv_add_mult_emit_before,
9341 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
9342 loop_insn_first_p, get_condition_for_loop,
9343 loop_insn_emit_before, loop_insn_hoist,
9344 loop_insn_sink): Made static.
9345 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
9346 reference.
9347 (strength_reduce): Do not call unroller.
9348 (record_giv): Do not initialize unrolled field.
9349 (prescan_loop): Do not set loop_info->preconditioned.
9350 * passes.c: Do not include loop.h.
9351 (rest_of_handle_loop_optimize): Do not call unroller.
9352 * predict.c: Do not include loop.h.
9353 * rtl.h (NOTE_PRECONDITIONED): Removed.
9354 * stmt.c: Do not include loop.h.
9355 * toplev.c: Do not include loop.h.
9356 (process_options): Do not handle flag_old_unroll_loops.
9357
9358 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
9359 Documentation removed.
9360 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
9361
9362 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
9363
9364 * Makefile.in (STAGE1_CHECKING): New variable.
9365 (stage1_build): Use it.
9366 * tree-ssa.c (verify_ssa): Preserve state of dominance
9367 information.
9368
9369 2004-09-14 Uros Bizjak <uros@kss-loka.si>
9370
9371 * config/i386/i386.c (output_fp_compare): Add generation
9372 of ftst instruction.
9373 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
9374 Use output_fp_compare () function.
9375 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
9376 (fix_truncdi_memory): Remove operands[5] copy.
9377
9378 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
9379
9380 * config/m32r/m32r.md, config/m68k/m68kelf.h,
9381 config/mcore/mcore.md, config/rs6000/linux64.h,
9382 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
9383 typos.
9384
9385 2004-09-13 James E Wilson <wilson@specifixinc.com>
9386
9387 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
9388 * gen-protos.c: Include errors.h.
9389 (progname): Delete.
9390
9391 2004-09-14 Jan Hubicka <jh@suse.cz>
9392
9393 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
9394 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
9395 (predict_loops): Use number_of_iterations_exit to predict
9396 number of iterations on trees.
9397
9398 2004-09-13 Dale Johannesen <dalej@apple.com>
9399
9400 PR 17408
9401 PR 17409
9402 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
9403 objects declared extern.
9404
9405 2004-09-14 Paul Brook <paul@codesourcery.com>
9406
9407 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
9408 HOST_WIDE_INT.
9409
9410 2004-09-13 Daniel Jacobowitz <dan@debian.org>
9411
9412 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
9413 Only use TYPE_BINFO for aggregates.
9414
9415 2004-09-13 Daniel Jacobowitz <dan@debian.org>
9416
9417 * expmed.c (synth_mult): Initialize latency. Check cost before
9418 checking ops count.
9419
9420 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
9421
9422 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
9423 add_call_clobber_ops and add_call_read_ops.
9424 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
9425 the number of vdefs and vuses inserted based on analysis of global
9426 variables across calls. * tree-dfa.c (find_referenced_vars):
9427 Needed to reset static var maps before each function is compiled.
9428 * cgraphunit.c:
9429 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
9430 static_vars_info,functions_to_static_vars_info,module_statics_escape,
9431 all_module_statics,searchc_env,dfs_info): New fields to support
9432 analysis of static global variables.
9433 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
9434 cgraph_reset_static_var_maps, get_global_static_vars_info,
9435 get_global_statics_not_read, get_global_statics_not_written,
9436 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
9437 check_rhs_var, check_lhs_var, get_asm_expr_operands,
9438 process_call_for_static_vars, scan_for_static_refs,
9439 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
9440 clear_static_vars_maps, cgraph_propagate_bits,
9441 cgraph_characterize_statics): New. Functions to support analysis
9442 of static global variables.
9443 (cgraph_mark_local_and_external_functions): Renamed from:
9444 (cgraph_mark_local_functions)
9445 (cgraph_expand_all_functions): Remove call to
9446 cgraph_mark_local_and_external_functions.
9447 (cgraph_optimize): Added driver to analyze static variables whose
9448 scope is within the compilation unit. * cgraph.h (struct
9449 cgraph_local_info, GTY): Added statics_read, statics_written,
9450 local, calls_read_all, calls_write_all, for_functions_valid.
9451 (struct cgraph_node): Added next_cycle. * cgraph.c
9452 (dump_cgraph_node): Added print routines for new fields. *
9453 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
9454 list.
9455
9456 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
9457
9458 * c-decl.c (grokdeclarator): Correct comments about where storage
9459 class specifiers are rejected by grammar and add corresponding
9460 asserts. Diagnose typedefs and parameters declared inline.
9461 Change warning for inline main to a pedwarn. Only diagnose inline
9462 main if hosted.
9463 (declspecs_add_scspec): Allow duplicate "inline".
9464
9465 2004-09-13 Steve Ellcey <sje@cup.hp.com>
9466
9467 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
9468 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
9469
9470 2004-09-13 Richard Henderson <rth@redhat.com>
9471
9472 PR 17436
9473 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
9474 (tree_type): Replace spare with contains_placeholder_bits.
9475 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
9476 make static. Remove seen_types list.
9477 (type_contains_placeholder_p): New.
9478
9479 2004-09-13 James E Wilson <wilson@specifixinc.com>
9480
9481 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
9482 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
9483 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
9484 bdesc_arrays instead of mips_bdesc.
9485 (mips_init_builtins): Likewise.
9486 * config/mips/mips.h (TARGET_SB1): New.
9487 (HAVE_SQRT_P): Delete.
9488 * config/mips/mips.md (divide_condition): Support V2SF.
9489 (sqrt_condition, recip_condition): New.
9490 (div<mode>3): Use ANYF instead of SCALARF.
9491 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
9492 MODE.
9493 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
9494 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
9495 instead of MODE.
9496 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
9497 instead of SCALARF. Use UNITMODE instead of MODE.
9498
9499 2004-09-13 Zack Weinberg <zack@codesourcery.com>
9500
9501 * config.in: Regenerate after removal of libbanshee.
9502
9503 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
9504
9505 PR tree-optimization/17400
9506 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9507 coalesce partitions when one occurs in an abnormal PHI.
9508
9509 2004-09-13 Andrew Pinski <apinski@apple.com>
9510
9511 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
9512 name to _new_size.
9513
9514 2004-09-13 Richard Henderson <rth@redhat.com>
9515
9516 PR inline-asm/6806
9517 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
9518 (cselib_invalidate_rtx_note_stores): New.
9519 (cselib_record_sets, cselib_process_insn): Update to match.
9520 * cselib.h (cselib_invalidate_rtx): Declare.
9521 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
9522
9523 2004-09-13 Richard Henderson <rth@redhat.com>
9524
9525 PR tree-opt/10528
9526 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
9527 after copying its argument.
9528
9529 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
9530
9531 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
9532 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
9533 in diagnostics. Use %' for English apostrophes.
9534 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
9535 (pedwarn_c90, pedwarn_c99): Use it.
9536 * c-decl.c (lookup_label): Quote label name in diagnostic.
9537 * c-parse.in (yyprint): Use ' instead of ` for left quote.
9538 * c-typeck.c (warn_for_assignment): Likewise.
9539
9540 2004-09-13 Jan Hubicka <jh@suse.cz>
9541
9542 * i386.c (x86_schedule): New global variable.
9543 (override_options): Disable scheduling when not supported.
9544 * i386.h (x86_schedule): Declare.
9545 (TARGET_SCHEDULE): New macro.
9546
9547 2004-09-12 Richard Henderson <rth@redhat.com>
9548
9549 PR c++/16254
9550 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
9551 * tree.c, tree.h (has_cleanups): Remove.
9552
9553 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9554
9555 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
9556 arguments of the phi nodes correctly.
9557
9558 2004-09-12 Jan Hubicka <jh@suse.cz>
9559
9560 * ggc-common.c (cmp_statistics): Fix sorting.
9561
9562 2004-09-12 David Edelsohn <edelsohn@gnu.org>
9563
9564 PR target/16795
9565 * expmed.c (expand_divmod): If cheap power of 2 divide is
9566 available, use it for negative constant as well.
9567
9568 2004-09-12 Andrew Pinski <apinski@apple.com>
9569
9570 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
9571 size of 0.
9572
9573 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
9574
9575 2004-09-12 Richard Henderson <rth@redhat.com>
9576
9577 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
9578 or minus one.
9579 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
9580 post-reload, and scratch NULL.
9581 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
9582 (x86_shift_adj_2): Use ix86_expand_clear.
9583 (ashldi3): Remove CMOVE expansion difference.
9584 (ashldi3_1): Remove.
9585 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
9586 add constraints for immediates. New peephole for split-with-temp.
9587 Run splitter after peep2 pass.
9588 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
9589 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
9590 (setcc_2): Rename with *.
9591 * config/i386/predicates.md (reg_or_pm1_operand): New.
9592 (ashldi_input_operand): New.
9593
9594 2004-09-12 Richard Henderson <rth@redhat.com
9595
9596 * print-rtl.c (print_decl_name): New.
9597 (print_mem_expr): Use it.
9598
9599 2004-09-12 Richard Henderson <rth@redhat.com
9600
9601 PR 17186, part deux
9602 * except.c (sjlj_emit_function_exit): Fix logic locating
9603 sjlj_exit_after in final block.
9604
9605 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
9606
9607 * common.opt: Remove flags -fmove-all-movables and
9608 -freduce-all-givs.
9609 * loop-invariant.c (find_invariants_to_move):
9610 Remove all uses of flag_move_all_movables.
9611 * loop.c (move_movables): Remove all uses of
9612 flag_move_all_movables.
9613 (strength_reduce): Remove all uses of
9614 flag_reduce_all_givs.
9615 * doc/invoke.texi: Remove documentation of flags
9616 -fremove-all-movables and -freduce-all-givs.
9617
9618 2004-09-11 Roger Sayle <roger@eyesopen.com>
9619
9620 PR middle-end/17411
9621 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
9622 change. elt->type may be a floating point type, so use fold_convert.
9623
9624 2004-09-11 Geoffrey Keating <geoffk@apple.com>
9625
9626 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
9627 the thing referenced as used, not the stub itself.
9628
9629 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
9630
9631 * c-tree.h (enum c_storage_class): New.
9632 (struct c_declspecs): Add storage_class, inline_p and thread_p.
9633 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
9634 declarations and "auto" or "register" in file scope empty
9635 declarations. Give more specific warnings for other cases of
9636 storage class specifiers in empty declarations.
9637 (grokdeclarator): Update for new structures. Don't check for
9638 multiple storage classes. Diagnose file-scope "register" if
9639 pedantic.
9640 (build_null_declspecs): Update.
9641 (declspecs_add_scspec): Update. Diagnose multiple storage class
9642 specifiers and invalid uses of "__thread".
9643
9644 2004-09-11 Zack Weinberg <zack@codesourcery.com>
9645
9646 * tree.c (tree_code_size): New function, bulk of code from tree_size.
9647 (tree_size, make_node): Use it.
9648 * tree-ssa-pre.c (init_pre): Use it.
9649 * tree.h: Prototype it.
9650
9651 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9652
9653 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
9654 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
9655 redirect_immediate_use): Use PHI_DF.
9656 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
9657 (bb_for_stmt): Use PHI_BB.
9658 (get_immediate_uses): Use PHI_DF.
9659 * tree-ssa-dse.c (max_stmt_uid): New variable.
9660 (get_stmt_uid): New function.
9661 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
9662 node annotations.
9663 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
9664 (max_uid): Renamed to max_stmt_uid.
9665 (get_stmt_uid): New function.
9666 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
9667 phi node annotations.
9668 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
9669 * tree.h (PHI_BB, PHI_DF): New accessor functions.
9670 (struct tree_phi_node): Add bb and df fields.
9671
9672 2004-09-11 Richard Henderson <rth@redhat.com>
9673
9674 PR middle-end/17416
9675 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
9676 in conflict loop.
9677
9678 2004-09-11 Jan Hubicka <jh@suse.cz>
9679
9680 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
9681 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
9682 * i386.md (i387_cw): Add 'uninitialized' mode.
9683
9684 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
9685 (output_location): Break out from ....
9686 (branch_prob): ... here; handle gcov output on trees.
9687 * toplev.c (process_options): No longer be sorry about coverage for
9688 trees.
9689
9690 2004-09-11 Steven Bosscher <stevenb@suse.de>
9691
9692 PR c++/17412
9693 * fold-const.c (fold): Do not try to fold the operand of a
9694 CLEANUP_POINT_EXPR if that operand does itself not have any
9695 operands.
9696
9697 PR middle-end/17417
9698 * langhooks.c (lhd_decl_printable_name): Make sure that this
9699 function is called with is a decl node that has an identifier.
9700 * tree-pretty-print.c (dump_function_name): New function to
9701 wrap PRINT_FUNCTION_NAME and dump_decl_name.
9702 (print_call_name): Use it.
9703
9704 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
9705
9706 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
9707 "config.h" if not.
9708
9709 2004-09-11 Jakub Jelinek <jakub@redhat.com>
9710
9711 * tree-ssa-alias.c (collect_points_to_info_r): Handle
9712 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
9713 to OFFSET.
9714
9715 2004-09-11 Richard Henderson <rth@redhat.com>
9716
9717 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
9718 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
9719 operand of the ADDR_EXPR.
9720 (expand_expr_real_1): Update to match.
9721
9722 2004-09-11 David Edelsohn <edelsohn@gnu.org>
9723
9724 PR target/17277
9725 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
9726 choose 64-bit version.
9727
9728 2004-09-11 Richard Henderson <rth@redhat.com>
9729
9730 PR c/17396
9731 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
9732
9733 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
9734
9735 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
9736 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
9737 Insert @: after i.e. or e.g.
9738
9739 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9740
9741 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
9742 D.xxx rather than <Dxxx>.
9743
9744 2004-09-10 Adam Nemet <anemet@lnxw.com>
9745
9746 * configure.ac (AC_MSG_CHECKING(what linker to use)):
9747 in_tree_ld_is_elf should be true for LynxOS.
9748 * configure: Regenerate.
9749
9750 2004-09-10 Adam Nemet <anemet@lnxw.com>
9751
9752 * Makefile.in (all.cross): Add srcextra.
9753
9754 2004-09-10 Roger Sayle <roger@eyesopen.com>
9755
9756 PR middle-end/17024
9757 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
9758 floating point comparison operators. Change aborts to gcc_asserts.
9759
9760 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9761
9762 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
9763
9764 2004-09-10 James E Wilson <wilson@specifixinc.com>
9765
9766 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
9767 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
9768
9769 * convert.c (convert_to_vector): Replace recursive call with
9770 error_mark_node.
9771
9772 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
9773 Add integer argument named constant. Use const_tiny_rtx instead of
9774 CONST0_RTX.
9775 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
9776 and CONST1_RTX.
9777 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
9778 vector types.
9779 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
9780 of gen_rtx_raw_CONST_VECTOR.
9781
9782 2004-09-10 Eric Christopher <echristo@redhat.com>
9783
9784 PR c/16046
9785 * c-parse.in (attribute): Add NULL_TREE for error case
9786 for error recovery.
9787
9788 2004-09-10 Zack Weinberg <zack@codesourcery.com>
9789
9790 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
9791 (extract_interface_info): Delete prototype.
9792 * c-decl.c (extract_interface_info): Delete stub.
9793 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
9794 it's not already been done ...
9795 (init_c_lex): ... not here.
9796 (fe_file_change): Don't call extract_interface_info.
9797
9798 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
9799
9800 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
9801 typedef_p and typedef_signed_p.
9802 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
9803 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
9804 Check typedef_p and typedef_signed_p, not typedef_decl.
9805 (grokfield): Check typedef_p, not typedef_decl.
9806 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
9807 not typedef_decl.
9808 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
9809 typedef_decl.
9810
9811 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9812
9813 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
9814
9815 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9816
9817 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
9818 temporary variables.
9819
9820 * dbxout.c (dbxout_block): Update for
9821 current_function_func_begin_label a string.
9822 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
9823 * except.c (dw2_output_call_site_table): Likewise.
9824 * toplev.c (current_function_func_begin_label): Likewise.
9825 * tree.h (current_function_func_begin_label): Likewise.
9826 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
9827
9828 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
9829 loop.
9830
9831 * config/darwin.c: Include target.h.
9832 (struct machopic_indirection): Make ptr_name a string.
9833 (machopic_indirection_hash): Update for ptr_name a string.
9834 (machopic_indirection_eq): Likewise.
9835 (machopic_indirection_name): Likewise.
9836 (machopic_output_indirection): Likewise.
9837 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
9838 string. Don't expect stub names to be in the identifier hash table.
9839 Do call strip_name_encoding before looking up entry in ID hash table.
9840 * config/t-darwin (darwin.o): Add target.h to dependencies.
9841
9842 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
9843 of fprintf for register names.
9844
9845 * output.h (unlikely_section_label): Delete declaration.
9846 (unlikely_text_section_name): Likewise.
9847 * varasm.c (unlikely_section_label_printed): Make static.
9848 (unlikely_section_label): Likewise.
9849 (unlikely_text_section_name): Likewise.
9850 (assemble_start_function): Use reconcat.
9851
9852 * rtl.def (REG): Add comment to describe third field.
9853
9854 2004-09-10 Andrew Pinski <apinski@apple.com>
9855
9856 * config/darwin.c (machopic_mcount_stub_name): Call
9857 machopic_indirection_name instead of making the string
9858 ourselves.
9859
9860 2004-09-10 Diego Novillo <dnovillo@redhat.com>
9861
9862 Revert
9863
9864 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
9865
9866 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
9867 memory tag is call clobbered, so are its aliases.
9868 (group_aliases): When two memory tags being grouped, if one is
9869 call clobbered, so are the other and its aliases.
9870 (add_may_alias): Remove call-clobbering stuff.
9871 (replace_may_alias): Likewise.
9872 (merge_pointed_to_info): Merge pt_global_mem
9873
9874 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9875
9876 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
9877 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
9878 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
9879 tree-scalar-evolution.c, tree-ssa-copyrename.c,
9880 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
9881
9882 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9883
9884 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
9885 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
9886 pair. Remove match_dup from inputs. Remove masaccs handling.
9887 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
9888 (masaccs, mdasaccs): Turn into define_insns.
9889
9890 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9891
9892 * tree-tailcall.c (process_assignment): Only do accumulator transforms
9893 for floating-point types if flag_unsafe_math_optimizations.
9894
9895 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9896
9897 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
9898 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
9899 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
9900 config/h8300/h8300.md, config/i386/gmm_malloc.h,
9901 config/ia64/ia64.md, config/ip2k/libgcc.S,
9902 config/mips/mips-ps-3d.md, config/mips/mips.c,
9903 config/rs6000/rs6000.c, config/s390/s390.c,
9904 config/sh/symbian.c: Fix comment typos.
9905
9906 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
9907
9908 * config/s390/s390.c (s390_emit_prologue): Added missing
9909 "{}" brackets.
9910
9911 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9912
9913 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
9914 typos. Follow spelling conventions.
9915
9916 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
9917
9918 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
9919 in diagnostic. Don't dereference NULL TYPE_NAME.
9920
9921 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9922
9923 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
9924 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
9925 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
9926 value-prof.c: Fix comment typos. Follow spelling conventions.
9927
9928 2004-09-10 Jan Hubicka <jh@suse.cz>
9929
9930 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
9931 * tree-split_edge.c (tree_split_edge): Likewise.
9932 (thread_jumps): Likewise.
9933
9934 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9935
9936 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
9937 typos.
9938
9939 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
9940
9941 * cgraph.h (cgraph_dump_file): Do not declare.
9942 * cgraphunit.c (cgraph_dump_file): Declare as static.
9943 (init_cgraph): New.
9944 * toplev.c (cgraph_dump_file): Do not declare.
9945 (compile_file): Call init_cgraph.
9946 * tree-dump.c (dump_files): Add IPA dump file, remove
9947 XML dump of call graph.
9948 (get_dump_file_name): Support IPA dump file naming scheme.
9949 * tree.h (enum tree_dump_index): Add IPA dump file, remove
9950 XML dump of call graph.
9951 * doc/invoke.texi (Debugging Options): Document the new options.
9952
9953 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9954
9955 * doc/extend.texi: Document the FR-V built-in functions.
9956
9957 2004-09-09 James E Wilson <wilson@specifixinc.com>
9958
9959 * doc/sourcebuild.texi: Delete libbanshee reference.
9960
9961 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
9962
9963 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
9964
9965 2004-09-09 James E Wilson <wilson@specifixinc.com>
9966
9967 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
9968 before calling vector_types_convertible_p.
9969 (digest_init): Check that inside_init has VECTOR_TYPE before calling
9970 vector_types_convertible_p. Don't give another error if
9971 convert_for_assignment returns error_mark_node.
9972
9973 2004-09-09 Roger Sayle <roger@eyesopen.com>
9974
9975 PR middle-end/17055
9976 * fold-const.c (build_zero_vector): New function to construct a
9977 vector (either floating point or integer) of zeros.
9978 (fold_convert): Internally, enable conversions of integer zero
9979 to arbitrary vector types, using the new build_zero_vector.
9980
9981 2004-09-09 Roger Sayle <roger@eyesopen.com>
9982
9983 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
9984 expand a left shift by an immediate constant as either an ashl or
9985 a sequence of additions.
9986 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
9987 instead of calling gen_ashlsi3 with a constant directly.
9988
9989 2004-09-09 Roger Sayle <roger@eyesopen.com>
9990
9991 * config/i386/i386.c (ix86_split_long_move): When optimizing for
9992 size, and the low and high parts of a DImode constant are equal,
9993 copy one register to another instead of loading the same immediate
9994 value twice.
9995
9996 2004-09-09 Richard Henderson <rth@redhat.com>
9997
9998 PR middle-end/17367
9999 * function.c (assign_parm_setup_block): Only put PARALLELs into
10000 a register if use_register_for_decl.
10001
10002 2004-09-09 Eric Christopher <echristo@redhat.com>
10003
10004 * ra-colorize.c (reset_lists): Move variable declaration inside
10005 ENABLE_CHECKING to avoid unused variable warnings when
10006 not --enable-checking.
10007 (check_colors): Ditto.
10008
10009 2004-09-09 Mike Stump <mrs@apple.com>
10010
10011 * version.c (version_string): Bump to 4.0.0.
10012 * doc/include/gcc-common.texi (version-GCC): Likewise.
10013
10014 2004-09-10 Jakub Jelinek <jakub@redhat.com>
10015
10016 * doc/extend.texi (nothrow attribute): The attribute is not
10017 implemented in 3.2 and earlier.
10018
10019 2004-09-09 Steve Ellcey <sje@cup.hp.com>
10020
10021 * genrecog.c (compute_predicate_codes): Use op0_codes
10022 instead of codes.
10023
10024 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
10025
10026 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
10027 implementation changes.
10028
10029 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
10030
10031 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
10032 a PARALLEL instead of a SET due to added clobbers.
10033
10034 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
10035
10036 * reload.c (find_reloads_address): Pass correct operand to
10037 maybe_memory_address_p.
10038
10039 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
10040
10041 * Makefile.in: Remove libbanshee, tree-alias-*.
10042 Remove tree-alias-common.h dependencies.
10043 * common.opt: Remove -ftree-points-to.
10044 * configure.ac: Remove libbanshee.
10045 * flags.h: Remove pta_type, flag_tree_points_to.
10046 * gengtype.c (open_base_files): Remove tree-alias-type.h.
10047 * opts.c (OPT_ftree_points_to): Remove.
10048 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
10049 * tree-dfa.c: Remove tree-alias-common.h
10050 * tree-into-ssa.c: Ditto.
10051 * tree-outof-ssa.c: Ditto.
10052 * tree-ssa-copyrename.c: Ditto.
10053 * tree-ssa-live.c: Ditto.
10054 * tree-optimize.c: Ditto.
10055 * tree-ssa.c: Ditto.
10056 Remove pass_build_pta, pass_del_pta.
10057 * tree-pass.h: Ditto.
10058 * tree-ssa-alias.c: Remove tree-alias-common.h.
10059 (struct alias_stats_d): Remove pta_queries, pta_resolved.
10060 (pass_may_alias): Remove PROP_pta requirement.
10061 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
10062 (get_tmt_for): Ditto.
10063 (dump_alias_stats): Ditto.
10064 * doc/passes.texi: Remove blurb about points-to analysis.
10065 * fortran/Make-lang.in: Remove tree-alias-*.o.
10066
10067 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
10068
10069 * genattrtab.c (write_insn_cases): New function, split out from
10070 write_attr_case. Correctly handle define_peepholes when printing
10071 the instruction name.
10072 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
10073
10074 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
10075
10076 PR target/17377
10077 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
10078 * config/cris/cris.c (cris_return_address_on_stack): New function.
10079 * config/cris/cris.md ("return"): For location of return address,
10080 also check cris_return_address_on_stack.
10081
10082 2004-09-09 Diego Novillo <dnovillo@redhat.com>
10083
10084 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
10085 calling phi_ssa_name_p.
10086
10087 2004-09-09 Richard Henderson <rth@redhat.com>
10088
10089 PR c/17322
10090 * c-typeck.c (valid_compound_expr_initializer): Use only
10091 initializer_constant_valid_p, and not TREE_CONSTANT.
10092 (digest_init): Likewise.
10093 (output_init_element): Likewise.
10094
10095 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10096
10097 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
10098 live_out_1, prune_hardregs_for_mode, init_one_web_common,
10099 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
10100 record_conflict, compare_and_free_webs, init_webs_defs_uses,
10101 parts_to_webs_1, parts_to_webs, reset_conflicts,
10102 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
10103 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
10104 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
10105 put_move, remove_move, combine, select_spill, colorize_one_web,
10106 try_recolor_web, insert_coalesced_conflicts, check_colors,
10107 break_precolored_alias, restore_conflicts_from_coalesce,
10108 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
10109 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
10110 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
10111 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
10112 check_df): Likewise.
10113 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
10114 real_arithmetic, real_compare, real_exponent, real_ldexp,
10115 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
10116 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
10117 real_digit, real_nan, real_maxval, round_for_format, real_convert,
10118 real_to_target, real_from_target, real_hash, encode_ieee_single,
10119 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
10120 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
10121 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
10122 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
10123 extract_insn, peep2_next_insn, peep2_reg_dead_p,
10124 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
10125 if_test_bypass_p): Likewise.
10126 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
10127 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
10128 emit_swap_insn, swap_to_top, move_for_stack_reg,
10129 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
10130 compensate_edge, convert_regs_1): Likewise.
10131 * regclass.c (init_reg_sets, init_reg_sets_1,
10132 memory_move_secondary_cost): Likewise.
10133 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
10134 Likewise.
10135 * reload.c (push_secondary_reload, find_valid_class, push_reload,
10136 operands_match_p, decompose, immune_p, find_reloads,
10137 find_reloads_toplev, find_reloads_address_1, subst_reloads,
10138 copy_replacements, refers_to_regno_for_reload_p,
10139 reg_overlap_mentioned_for_reload_p): Likewise.
10140 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
10141 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
10142 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
10143 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
10144 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
10145 do_output_reload, fixup_abnormal_edges): Likewise.
10146 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
10147 fill_slots_from_thread, relax_delay_slots): Likewise.
10148 * resource.c (mark_referenced_resources, mark_set_resources):
10149 Likewise.
10150 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
10151 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
10152 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
10153 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
10154 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
10155 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
10156 * rtlhooks.c (gen_lowpart_general): Likewise.
10157 * sbitmap.c (sbitmap_difference): Likewise.
10158 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
10159 sched_analyze, add_forward_dependence): Likewise.
10160 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
10161 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
10162 schedule_insns): Likewise.
10163 * sched-vis.c (print_pattern): Likewise.
10164 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
10165 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
10166 simplify_const_relational_operation, simplify_ternary_operation,
10167 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
10168 Likewise.
10169 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
10170 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
10171 resolve_operand_name_1, expand_return, expand_decl,
10172 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
10173 * stor-layout.c (put_pending_size, smallest_mode_for_size,
10174 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
10175 set_sizetype, get_mode_bounds): Likewise.
10176
10177 2004-09-09 Zack Weinberg <zack@codesourcery.com>
10178
10179 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
10180 * config/arm/pecoff.h, config/i386/beos-elf.h
10181 * config/i386/cygming.h, config/i386/i386-interix.h:
10182 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
10183 comment cloned from manual.
10184 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
10185
10186 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
10187
10188 * builtins.c (build_va_arg_indirect_ref): New function.
10189 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
10190 build_fold_indirect_ref.
10191 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
10192 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
10193 * tree.h: Declare new function.
10194
10195 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10196
10197 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
10198 dumping for development builds.
10199 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
10200 development builds only.
10201 * genattrtab.c (write_eligible_delay): Fix typo in previous
10202 commit.
10203 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
10204 gcc_assert.
10205
10206 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10207
10208 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
10209 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
10210 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
10211 hoist_code, extract_mentioned_regs_helper, compute_store_table,
10212 insert_store): Use gcc_assert and gcc_unreachable.
10213 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
10214 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
10215 ggc_record_overhead): Likewise.
10216 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
10217 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
10218 ggc_pop_context, clear_marks, validate_free_objects,
10219 ggc_pch_read): Likewise.
10220 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
10221 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
10222 ggc_push_context, check_cookies, ggc_collect,
10223 ggc_print_statistics): Likewise.
10224 * gimple-low.c (lower_function_body, lower_stmt,
10225 lower_bind_expr): Likewise.
10226 * gimplify.c (gimple_tree_eq, push_gimplify_context,
10227 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
10228 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
10229 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
10230 gimplify_case_label_expr, gimplify_exit_block_expr,
10231 canonicalize_component_ref, gimplify_compound_lval,
10232 gimplify_self_mod_expr, gimplify_call_expr,
10233 gimplify_init_ctor_eval, gimplify_init_constructor,
10234 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
10235 gimplify_expr, check_pointer_types_r,
10236 force_gimple_operand): Likewise.
10237 * global.c (global_alloc, build_insn_chain): Likewise.
10238 * graph.c (clean_graph_dump_file,
10239 finish_graph_dump_file): Likewise.
10240 gcov-io.c (gcov_open): Use GCOV_CHECK.
10241
10242 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
10243
10244 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
10245
10246 2004-09-09 Jan Hubicka <jh@suse.cz>
10247
10248 middle-end/17128
10249 * tree-inline.c (expand_call_inline): Make overactive sanity check
10250 happy.
10251
10252 2004-09-09 Jan Hubicka <jh@suse.cz>
10253
10254 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
10255 VIEW_CONVERT_EXPR.
10256
10257 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10258
10259 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
10260 (gengtype.o): Depend on errors.h.
10261 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
10262 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
10263 attr_alt_subset_p, attr_alt_subset_of_compl_p,
10264 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
10265 write_test_expr, write_attr_value, write_eligible_delay,
10266 make_internal_attr, make_numeric_value): Likewise.
10267 * genautomata.c (regexp_name, get_str_vect,
10268 gen_presence_absence_set, automaton_decl_hash,
10269 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
10270 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
10271 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
10272 test_unit_reserv, it_is_empty_reserv_sets,
10273 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
10274 reserv_sets_and, output_cycle_reservs, get_free_state,
10275 intersected_state_reservs_p, states_union, remove_arc,
10276 copy_insn_regexp, transform_1, transform_2, transform_3,
10277 regexp_transform_func, store_alt_unit_usage,
10278 check_regexp_units_distribution, process_seq_for_forming_states,
10279 process_alts_for_forming_states, make_automaton,
10280 form_arcs_marked_by_insn, create_composed_state,
10281 set_out_arc_insns_equiv_num, partition_equiv_class,
10282 process_insn_equiv_class, set_insn_equiv_classes,
10283 units_to_automata_heuristic_distr, form_regexp,
10284 longest_path_length, output_dfa_max_issue_rate, add_vect,
10285 out_state_arcs_num, add_vect_el, output_trans_table,
10286 output_state_alts_table, output_dead_lock_vect,
10287 output_max_insn_queue_index_def,
10288 output_min_insn_conflict_delay_func,
10289 output_internal_insn_latency_func, output_print_reservation_func,
10290 output_cpu_unit_reservation_p, output_state_arcs,
10291 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
10292 make_default_insn_latency_attr,
10293 form_important_insn_automata_lists): Likewise.
10294 * genemit.c (gen_exp, output_add_clobbers,
10295 output_added_clobbers_hard_reg_p): Likewise.
10296 * genextract.c (print_path, main): Likewise.
10297 * genflags.c (gen_macro): Likewise.
10298 * gengenrtl.c: Include errors.h
10299 (type_from_format, accessor_from_format): Likewise.
10300 * gengtype.c (get_file_basename, output_mangled_typename,
10301 walk_type, write_types_process_field,
10302 write_types_local_process_field): Likewise.
10303 * genmodes.c (complete_mode): Likewise.
10304 * genopinit.c (gen_insn): Likewise.
10305 * genoutput.c (output_insn_data, check_constraint_len,
10306 constraint_len): Likewise.
10307 * genpreds.c (add_mode_tests):Likewise.
10308 * gen-protos.c (add_hash): Likewise.
10309 * genrecog.c (find_operand, find_matching_operand,
10310 validate_pattern, add_to_sequence, maybe_both_true,
10311 nodes_identical_1, merge_trees, write_switch, write_cond,
10312 write_action, is_unconditional, make_insn_sequence,
10313 debug_decision_2): Likewise.
10314 * gensupport.c (is_predicable, collect_insn_data,
10315 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
10316
10317 2004-09-09 Jan Hubicka <jh@suse.cz>
10318
10319 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
10320 * cfgbuild.c (compute_outgoing_frequencies): When probability is
10321 missing, guess it.
10322 (find_many_sub_basic_blocks): Do update profile only when it is
10323 present.
10324 * predict.c (set_even_probabilities): Break out from ...
10325 (combine_predictions_for_insn): ... here; deal with
10326 !can_predict_insn_p insns.
10327 (combine_predictions_for_bb): Use set_even_probabilities.
10328 (bb_estimate_probability_locally): Break out from ....
10329 (estimate_probability): ... here.
10330 (guess_outgoing_edge_probabilities): New entry point.
10331
10332 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10333
10334 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
10335 handle_braces, process_brace_body, main, used_arg,
10336 set_multilib_dir, print_multilib_info): Use fatal, not abort.
10337
10338 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
10339
10340 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
10341 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
10342 Morgan's theorem in last checkin.
10343
10344 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10345 Nathan Sidwell <nathan@codesourcery.com>
10346
10347 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
10348 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
10349 * timevar.c (timevar_push, timevar_pop, timevar_start,
10350 timevar_stop): Likewise.
10351 * toplev.c (default_pch_valid_p): Likewise.
10352 * tracer.c (tail_duplicate): Likewise.
10353 * tree-alias-common.c (get_alias_var_decl,
10354 get_values_from_constructor, create_alias_var, delete_alias_vars,
10355 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
10356 Likewise.
10357 * tree.c (tree_size, make_node_stat, copy_node_stat,
10358 build_int_cst_wide, integer_all_onesp, list_length, chainon,
10359 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
10360 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
10361 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
10362 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
10363 build_method_type_directly, decl_type_context, get_callee_fndecl,
10364 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
10365 tree_fold_gcd): Likewise.
10366 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
10367 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
10368 cleanup_control_expr_graph, find_taken_edge,
10369 find_taken_edge_switch_expr, phi_alternatives_equal,
10370 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
10371 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
10372 tree_split_edge, tree_verify_flow_info, thread_jumps,
10373 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
10374 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
10375 chrec_fold_multiply_poly_poly): Likewise.
10376 * tree-complex.c (extract_component, expand_complex_division,
10377 expand_complex_comparison, expand_complex_operations_1,
10378 build_replicated_const, expand_vector_operations_1): Likewise.
10379 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
10380 build_classic_dir_vector): Likewise.
10381 * tree-dfa.c (compute_immediate_uses_for_phi,
10382 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
10383 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
10384 * tree-dump.c (dequeue_and_dump): Likewise.
10385 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
10386 record_in_finally_tree, replace_goto_queue_1,
10387 maybe_record_in_goto_queue, verify_norecord_switch_expr,
10388 do_return_redirection): Likewise.
10389 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
10390 add_to_dst_predicate_list, find_phi_replacement_condition,
10391 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
10392 Likewise.
10393 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
10394 initialize_inlined_parameters, declare_return_variable,
10395 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
10396 optimize_inline_calls, copy_tree_r): Likewise.
10397 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
10398 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
10399 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
10400 tsi_split_statement_list_after, tsi_split_statement_list_before):
10401 Likewise.
10402 * tree-mudflap.c (mf_varname_tree): Likewise.
10403 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
10404 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
10405 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10406 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
10407 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
10408 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
10409 Likewise.
10410 * tree-phinodes.c (resize_phi_node, add_phi_arg,
10411 remove_all_phi_nodes_for): Likewise.
10412 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
10413 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
10414 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
10415 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
10416 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
10417 generate_one_element_ref, generate_element_copy,
10418 generate_element_zero, scalarize_copy, scalarize_init,
10419 scalarize_ldst): Likewise.
10420 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
10421 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
10422 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
10423 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
10424 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
10425 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
10426 widen_bitfield, ccp_fold_builtin): Likewise.
10427 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
10428 replace_exp_1, propagate_tree_value): Likewise.
10429 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10430 * tree-ssa-dce.c (set_control_dependence_map_bit,
10431 find_control_dependence, find_pdom, mark_operand_necessary,
10432 mark_stmt_if_obviously_necessary,
10433 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
10434 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
10435 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
10436 eliminate_redundant_computations, avail_expr_eq): Likewise.
10437 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
10438 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10439 duplicate_blocks): Likewise.
10440 * tree-ssa-loop-im.c (for_each_index, set_level,
10441 is_call_clobbered_ref): Likewise.
10442 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
10443 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
10444 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
10445 peel_address, ptr_difference_cost, may_replace_final_value,
10446 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
10447 rewrite_use, rewrite_uses): Likewise.
10448 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10449 check_loop_closed_ssa_use): Likewise.
10450 * tree-ssanames.c (make_ssa_name): Likewise.
10451 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
10452 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
10453 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
10454 get_indirect_ref_operands, add_stmt_operand): Likewise.
10455 * tree-ssa-pre.c (value_exists_in_set_bitmap,
10456 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
10457 phi_translate, valid_in_set, compute_antic,
10458 find_or_generate_expression, create_expression_by_pieces, insert_aux,
10459 create_value_expr_from, eliminate): Likewise.
10460 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
10461 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
10462 Likewise.
10463 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
10464 eliminate_tail_call): Likewise.
10465 * tree-vectorizer.c (vect_create_index_for_array_ref,
10466 vect_align_data_ref, vect_create_data_ref,
10467 vect_create_destination_var, vect_get_vec_def_for_operand,
10468 vect_finish_stmt_generation, vect_transform_stmt,
10469 vect_transform_loop_bound, vect_transform_loop,
10470 vect_analyze_operations): Likewise.
10471 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
10472 Likewise.
10473 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
10474 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
10475 bsi_after_labels, bsi_last): Likewise.
10476 * tree-ssa-live.c (var_union, change_partition_var,
10477 create_ssa_var_map, calculate_live_on_entry, root_var_init,
10478 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
10479 Likewise.
10480 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
10481 tpa_find_tree): Likewise.
10482 (register_ssa_partition_check): Declare.
10483 (register_ssa_partition): use it.
10484 * tree-ssa-live.c: Include errors.h.
10485 (register_ssa_partition_check): New.
10486 * tree-ssa-operands.c: Include errors.h.
10487 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
10488
10489 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
10490 Catherine Moore <clm@redhat.com>
10491
10492 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
10493 (FRV_CPU_FR405): New processor enums.
10494 (frv_issue_rate, frv_acc_group): Declare.
10495 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
10496 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
10497 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
10498 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
10499 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
10500 handled by CPP_SPEC.
10501 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
10502 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
10503 (ACC_MASK): New macro.
10504 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
10505 (TARGET_MEDIA_FR450): New macro.
10506 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
10507 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
10508 (LABEL_ALIGN_AFTER_BARRIER): Define.
10509 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
10510 (IACC_FIRST, IACC_LAST): New pair of SPRs.
10511 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
10512 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
10513 (REGISTER_NAMES): Add entries for new registers.
10514 (REG_CLASS_CONTENTS): Update for new register ranges.
10515 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
10516 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
10517 (PACKING_FLAG_USED_P): Delete.
10518 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
10519 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
10520 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
10521 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
10522 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
10523 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
10524 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
10525 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
10526 (CPU_UNITS_QUERY): Define to 1.
10527 * config/frv/frv.c: Include gt-frv.h
10528 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
10529 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
10530 (frv_insn_group): New enumeration.
10531 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
10532 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
10533 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
10534 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
10535 gap left by REGSTATE_LIVE.
10536 (regstate_t): New typedef.
10537 (TARGET_MACHINE_DEPENDENT_REORG): Define.
10538 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
10539 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
10540 Initialize frv_unit_codes[] and frv_type_to_unit[].
10541 (frv_conditional_register_usage): Remove redundant fixing of
10542 accumulator registers.
10543 (frv_insn_packing_flag): Update specification.
10544 (frv_function_prologue): Don't set frv_insn_packing_flag here.
10545 Zero out frv_nops[].
10546 (frv_expand_epilogue): Remove comments about the no-longer-present
10547 SIBCALL_P argument.
10548 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
10549 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
10550 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
10551 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
10552 packing is disabled and if INSN can only issue to M1.
10553 (call_operand): Check TARGET_LONG_CALLS.
10554 (acc_operand, even_acc_operand, quad_acc_operand)
10555 (accg_operand): Simplify. Don't accept pseudo registers.
10556 (output_move_single): Handle SPR<-zero moves.
10557 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
10558 (frv_registers_update, frv_registers_used_p): Delete.
10559 (frv_registers_set_p): Delete.
10560 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
10561 (frv_issues_to_branch_unit_p): New function.
10562 (frv_packet): New structure.
10563 (frv_cond_flags, frv_regstate_conflict_p): New functions.
10564 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
10565 (frv_registers_update_1, frv_registers_update): New functions.
10566 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
10567 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
10568 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
10569 (frv_sort_insn_group, frv_reorder_packet): New functions.
10570 (frv_pack_insns): Use frv_reorder_packet.
10571 (frv_packet_address): New variable.
10572 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
10573 (frv_register_nop, frv_reorg): New functions.
10574 (bdesc_1arg): Add __SCUTSS.
10575 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
10576 __SUBSS, __SLASS and __SCAN.
10577 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
10578 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
10579 (frv_init_builtins): Register the above builtins.
10580 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
10581 registers. Turn the referenced accumulators into global registers.
10582 (frv_read_iacc_argument): New function.
10583 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
10584 (frv_split_iacc_move): New function.
10585 (frv_expand_builtin): Handle the new builtins.
10586 * config/frv/frv.md: Replace old schedulers with new order-independent
10587 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
10588 packing algorithm.
10589 (cpu): Add fr550, fr450 and fr405.
10590 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
10591 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
10592 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
10593 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
10594 (fnop, mnop): New patterns.
10595 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
10596 New constants.
10597 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
10598 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
10599 registers.
10600 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
10601 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
10602 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
10603 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
10604 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
10605 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
10606 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
10607 (frv_prefetch0, frv_prefetch): New patterns.
10608 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
10609 -mcpu=simple. Add -mcpu=fr550.
10610 (MULTILIB_DIRNAMES): Update accordingly.
10611 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
10612 -mcpu=fr450.
10613 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
10614 -mlong-calls and -malign-labels options for FR-V.
10615
10616 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
10617
10618 PR c/8420
10619 * c-tree.h (struct c_declspecs): New.
10620 (struct c_declarator, struct c_type_name, struct c_parm): Update
10621 element types.
10622 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
10623 start_function, start_decl, build_c_parm,
10624 make_pointer_declarator): Update prototypes.
10625 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10626 declspecs_add_scspec, declspecs_add_attrs): New.
10627 (split_specs_attrs): Remove.
10628 * c-parse.in (%union): Add dsptype.
10629 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
10630 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
10631 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
10632 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
10633 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
10634 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
10635 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
10636 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
10637 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
10638 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
10639 maybe_type_quals_attrs): Change to dsptype.
10640 (struct c_declspec_stack): New.
10641 (current_declspecs, declspec_stack): Change type.
10642 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
10643 structures.
10644 (extdefs): Likewise.
10645 (setspecs): Likewise.
10646 (fndef): Use current_declspecs for empty declspecs list.
10647 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
10648 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
10649 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
10650 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
10651 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
10652 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
10653 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
10654 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
10655 structures and helper functions. Update comments.
10656 (typespec_nonattr): Correct comment.
10657 (maybe_type_quals_attrs, typename): Update to new structures.
10658 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
10659 shadow_tag, shadow_tag_warned, start_function, start_decl,
10660 build_c_parm, make_pointer_declarator,
10661 set_array_declarator_inner, groktypename): Update to new
10662 structures.
10663 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10664 declspecs_add_scspec, declspecs_add_attrs): New.
10665 (split_specs_attrs): Remove.
10666 (shadow_tag_warned): Make warning for useless type names a
10667 pedwarn. Give hard error for long, short, signed, unsigned or
10668 _Complex used with struct, union or enum in empty declaration.
10669 Make found_tag a bool.
10670 (grokdeclarator): Remove checks now done at parse time.
10671
10672 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
10673
10674 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
10675 c_declarator, struct c_type_name, struct c_parm): New.
10676 (build_array_declarator, set_array_declarator_inner,
10677 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
10678 start_function, start_decl, build_c_parm, build_attrs_declarator,
10679 build_function_declarator, make_pointer_declarator, c_cast_expr,
10680 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
10681 (build_id_declarator): New.
10682 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
10683 structures.
10684 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
10685 ARG_INFO_OTHERS): Remove.
10686 (build_id_declarator): New.
10687 (build_array_declarator, set_array_declarator_inner, groktypename,
10688 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
10689 grokfield, start_function, store_parm_decls_newstyle,
10690 store_parm_decls_oldstyle, store_parm_decls,
10691 build_c_parm, build_attrs_declarator, build_function_declarator,
10692 make_pointer_declarator, grokdeclarator): Update to new
10693 structures.
10694 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
10695 parmtype.
10696 (declarator, notype_declarator, after_type_declarator,
10697 parm_declarator, parm_declarator_starttypename,
10698 parm_declarator_nostarttypename, array_declarator, typename,
10699 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
10700 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
10701 parmlist_1, parmlist_2, parmlist_or_identifiers,
10702 parmlist_or_identifiers_1): Use these types.
10703 (primary, after_type_declarator, parm_declarator_starttypename,
10704 notype_declarator, component_decl, component_declarator,
10705 component_notype_declarator, typename, absdcl,
10706 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
10707 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
10708
10709 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
10710
10711 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
10712 in_typeof, record_maybe_used_decl, pop_maybe_used,
10713 c_expr_sizeof_expr, c_expr_sizeof_type): New.
10714 * c-decl.c (parser_obstack): New.
10715 (c_init_decl_processing): Initialize parser_obstack.
10716 (c_write_global_declarations_1): Check for used but undefined
10717 static functions.
10718 * c-parse.in (%union): Add otype.
10719 (save_obstack_position): New.
10720 (extdefs): Use it.
10721 (unary_expr): Update in_sizeof and in_alignof. Use
10722 c_expr_sizeof_expr and c_expr_sizeof_type.
10723 (sizeof): Update in_sizeof.
10724 (alignof): Update in_alignof.
10725 (typeof): Update in_typeof.
10726 (typespec_nonreserved_nonattr): Call pop_maybe_used.
10727 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
10728 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
10729 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
10730 (build_external_ref): Set C_DECL_USED or call
10731 record_maybe_used_decl if appropriate.
10732 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
10733
10734 2004-09-08 Eric Christopher <echristo@redhat.com>
10735
10736 * builtins.c: Fix prototype for fold_builtin_atan.
10737
10738 2004-09-08 Eric Christopher <echristo@redhat.com>
10739
10740 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
10741 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
10742 fold_builtin_atan): New functions. Migrate function bodies...
10743 (fold_builtin_1): ... from here.
10744
10745 2004-09-09 Alan Modra <amodra@bigpond.net.au>
10746
10747 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
10748 save_size.
10749
10750 2004-09-08 David Edelsohn <edelsohn@gnu.org>
10751
10752 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
10753 * config/rs6000/power5.md (power5-lmul): Same.
10754
10755 2004-09-08 Richard Henderson <rth@redhat.com>
10756
10757 PR rtl-opt/17186
10758 * function.c (expand_function_end): Have fall-off-the-end
10759 return path jump around return register setup.
10760
10761 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10762
10763 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
10764 (output_return): Do not test for the presence of the 'unimp' insn.
10765 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
10766 as predicates instead of custom ones. Return raw strings when
10767 possible.
10768 (output_sibcall): Likewise. Concatenate strings.
10769 (output_ubranch): Remove kludge for TurboSPARC.
10770 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
10771 (output_v9branch): Likewise.
10772 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
10773 <#>: Set sparc_indent_opcode if the delay slot is filled.
10774 <(>: Likewise.
10775 <)>: New operand to emit the displacement from the saved PC on return.
10776 <@>: Remove.
10777 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
10778 (ASM_OUTPUT_OPCODE): New macro.
10779 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
10780 * config/sparc/sparc.md (normal_branch, inverted_branch,
10781 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
10782 inverted_fpe_branch): Adjust call to output_cbranch.
10783 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
10784 call to output_v9branch.
10785 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
10786 (output_v9branch): Likewise.
10787
10788 2004-09-08 Devang Patel <dpatel@apple.com>
10789
10790 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
10791 -segs_read_only_addr and -segs_read_write_addr.
10792 (WORD_SWITCH_TAKES_ARG): Same.
10793 (LINK_SPEC): Same.
10794 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
10795 -segs_read_write_addr.
10796
10797 2004-09-08 Richard Henderson <rth@redhat.com>
10798
10799 * function.c (reference_callee_copied): New.
10800 (assign_parm_setup_reg): Use it.
10801 * calls.c (initialize_argument_information): Likewise.
10802 (emit_library_call_value_1): Likewise.
10803 * function.h (reference_callee_copied): Declare.
10804
10805 * target.h (struct gcc_target): Add callee_copies.
10806 * target-def.h (TARGET_CALLEE_COPIES): New.
10807 (TARGET_PASS_BY_REFERENCE): Update default.
10808 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10809 * targhooks.c (hook_callee_copies_named): New.
10810 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
10811 hook_pass_by_reference_false.
10812 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
10813 * targhooks.h: Update decls.
10814 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
10815 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10816 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
10817 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
10818 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10819 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
10820 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10821 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
10822 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10823 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
10824 (mips_callee_copies): New.
10825 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10826 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
10827 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10828 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
10829 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10830 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
10831 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10832 * config/sh/sh.c (sh_callee_copies): New.
10833 (TARGET_CALLEE_COPIES): New.
10834 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10835 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
10836 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10837 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
10838 for FUNCTION_ARG_CALLEE_COPIES.
10839 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
10840
10841 2004-09-08 Devang Patel <dpatel@apple.com>
10842
10843 * tree-if-conv.c (find_phi_replacement_condition): Return true
10844 edge block.
10845 (replace_phi_with_cond_modify_expr): Select conditional expr args
10846 based on true edge basic block.
10847
10848 2004-09-08 Jan Hubicka <jh@suse.cz>
10849
10850 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
10851 variables being alias set.
10852
10853 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10854
10855 * final.c (shorten_branches, final, get_insn_template,
10856 output_alternate_entry_point, final_scan_insn, alter_subreg,
10857 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
10858 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
10859 * fix-header.c (lookup_std_proto): Likewise.
10860 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
10861 verify_local_live_at_start, update_life_info, mark_reg,
10862 calculate_global_regs_live, allocate_reg_life_data,
10863 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
10864 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
10865 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
10866 * fold-const.c (force_fit_type, div_and_round_double,
10867 may_negate_without_overflow_p, int_const_binop, const_binop,
10868 size_binop, size_diffop, fold_convert_const, fold_convert,
10869 invert_tree_comparison, swap_tree_comparison,
10870 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
10871 range_binop, make_range, fold_cond_expr_with_comparison,
10872 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
10873 fold_abs_const, fold_not_const, fold_relational_const, round_up,
10874 round_down): Likewise.
10875 * function.c (find_function_data, assign_stack_temp_for_type,
10876 instantiate_virtual_regs_lossage, aggregate_value_p,
10877 assign_parm_find_entry_rtl, assign_parm_setup_block,
10878 expand_function_start, expand_function_end, keep_stack_depressed,
10879 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
10880
10881 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
10882
10883 * Makefile.in (tree-loop-linear.o): Added.
10884 (OBJS-common): Add tree-loop-linear.o
10885 * common.opt: New flag, ftree-loop-linear.
10886 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
10887 * tree-flow.h: Add prototype for linear_transform_loops.
10888 * tree-optimize.c: Add linear transform after vectorization.
10889 * tree-pass.h: Add struct pass_linear_transform.
10890 * tree-ssa-loop.c: Add pass_linear_transform.
10891 * tree-loop-linear.c: New file.
10892 * lambda-code.c: gcc_assertify.
10893 (gcc_loop_to_lambda_loop): Handle all exit tests.
10894 Handle case where we have (invariant >= induction var).
10895 (find_induction_var_from_exit_cond): Ditto.
10896
10897 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
10898
10899 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
10900 memory tag is call clobbered, so are its aliases.
10901 (group_aliases): When two memory tags being grouped, if one is
10902 call clobbered, so are the other and its aliases.
10903 (add_may_alias): Remove call-clobbering stuff.
10904 (replace_may_alias): Likewise.
10905 (merge_pointed_to_info): Merge pt_global_mem
10906
10907 2004-09-08 Jan Hubicka <jh@suse.cz>
10908
10909 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
10910 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
10911 (cgraph_expand_function): Remove stale cgraph edges of currently
10912 compiled function; fix non-unit-at-a-time code copying function
10913 node for later reuse.
10914
10915 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10916
10917 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
10918 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
10919 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
10920 (vec_gc_free, vec_heap_free): New.
10921 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
10922 (DEF_VEC_P): Add allocator argument. Adjust.
10923 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
10924 (DEF_VEC_O): Add allocator argument. Adjust.
10925 (VEC(free)): New.
10926
10927 * tree.h (tree): Define a GC'd vector.
10928 * lamba-code.c (lambda_loop): Likewise.
10929 * value-prof.h (histogram_value): Likewise.
10930
10931 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10932
10933 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
10934 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
10935 gen_lowpart_common, gen_highpart, gen_highpart_mode,
10936 subreg_highpart_offset, operand_subword, operand_subword_force,
10937 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
10938 set_mem_alias_set, change_address_1, verify_rtx_sharing,
10939 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
10940 try_split, add_insn_after, add_insn_before, remove_insn,
10941 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
10942 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
10943 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
10944 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
10945 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
10946 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
10947 record_path_before_1, check_path_after_1, check_path_after): Likewise.
10948 * except.c (gen_eh_region, resolve_one_fixup_region,
10949 remove_unreachable_regions, convert_from_eh_region_ranges_1,
10950 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
10951 connect_post_landing_pads, sjlj_emit_function_exit,
10952 remove_exception_handler_label, remove_eh_handler,
10953 reachable_next_level, collect_one_action_chain,
10954 output_function_exception_table): Likewise.
10955 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
10956 optimize_save_area_alloca, allocate_dynamic_stack_space,
10957 probe_stack_range, hard_function_value): Likewise.
10958 * expmed.c (mode_for_extraction, store_bit_field,
10959 store_fixed_bit_field, extract_bit_field, expand_shift,
10960 expand_mult_const, expand_mult, choose_multiplier,
10961 expand_mult_highpart, expand_divmod, emit_store_flag,
10962 do_cmp_and_jump): Likewise.
10963 * expr.c (convert_move, convert_modes, move_by_pieces,
10964 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
10965 move_block_from_reg, gen_group_rtx, emit_group_load,
10966 emit_group_move, emit_group_store, use_reg, use_regs,
10967 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
10968 emit_move_insn, emit_move_insn_1, emit_push_insn,
10969 expand_assignment, store_expr, count_type_elements,
10970 store_constructor, store_field, safe_from_p, expand_var,
10971 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
10972
10973 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10974
10975 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
10976 gcc_assert and gcc_unreachable.
10977 * ddg.c (create_ddg_dependence, add_deps_for_def,
10978 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
10979 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
10980 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
10981 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
10982 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
10983 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
10984 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
10985 dataflow_set_copy, hybrid_search, diagnostic.c,
10986 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
10987 * dojump.c (do_jump): Likewise.
10988 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
10989 compute_dom_fast_query, calculate_dominance_info,
10990 free_dominance_info, get_immediate_dominator,
10991 set_immediate_dominator, get_dominated_by,
10992 redirect_immediate_dominators, nearest_common_dominator,
10993 dominated_by_p, verify_dominators, recount_dominator,
10994 iterate_fix_dominators, add_to_dominance_info,
10995 delete_from_dominance_info): Likewise.
10996 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
10997 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
10998 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
10999 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
11000 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
11001 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
11002 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
11003 output_call_frame_info, output_loc_operands, build_cfa_loc,
11004 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
11005 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
11006 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
11007 splice_child_die, attr_checksum, same_dw_val_p,
11008 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
11009 unmark_dies, value_format, output_loc_list, output_die,
11010 output_pubnames, output_aranges, base_type_die, is_base_type,
11011 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
11012 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
11013 field_byte_offset, add_data_member_location_attribute,
11014 add_const_value_attribute, rtl_for_decl_location,
11015 add_location_or_const_value_attribute, add_byte_size_attribute,
11016 add_bit_offset_attribute, add_bit_size_attribute,
11017 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
11018 decl_start_label, gen_formal_parameter_die,
11019 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
11020 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
11021 force_decl_die, force_type_die, gen_decl_die,
11022 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
11023 dwarf2out_finish): Likewise.
11024
11025 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
11026
11027 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
11028 * builtins.c: Include tree-mudflap.h.
11029
11030 2004-09-08 Uros Bizjak <uros@kss-loka.si>
11031
11032 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
11033 force operand 0.0 into register in XFmode. Also do not force
11034 operand 0.0 into register if !TARGET_CMOVE.
11035 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
11036 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
11037 implement ftst x87 instruction.
11038 (*fp_jcc_7): New insn pattern. Change corresponding split
11039 pattern to handle "general_operand" instead of
11040 "nonimmediate_operand".
11041
11042 2004-09-08 Ben Elliston <bje@au.ibm.com>
11043
11044 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
11045
11046 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
11047
11048 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
11049 generated from standard va_arg expansion.
11050 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
11051 marked nodes.
11052 (mf_varname_tree, mf_file_function_line_tree): Add some support
11053 for column numbers if compiled with USE_MAPPED_LOCATION.
11054
11055 2004-09-07 Ziemowit Laski <zlaski@apple.com>
11056
11057 * c-decl.c (groktypename_in_parm_context): Remove function.
11058 * c-tree.h (groktypename_in_parm_context): Remove prototype.
11059
11060 2004-09-07 Ziemowit Laski <zlaski@apple.com>
11061
11062 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
11063 * c-parse.in: Include c-common.h instead of objc-act.h.
11064 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
11065 myparms, myparm): Remove %type declarations.
11066 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
11067 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
11068 declarations.
11069 (objc_inherit_code, objc_public_flag): Remove.
11070 (typespec_nonreserved_nonattr): Call
11071 objc_get_protocol_qualified_type() instead of get_static_reference()
11072 and get_protocol_reference().
11073 (stmt_nocomp): Call grokparm() on @catch parameter.
11074 (objcdef): Move semantic action to objc_finish_implementation().
11075 (classdef): Move semantic action to objc_start_class_interface(),
11076 objc_continue_interface(), objc_finish_interface(),
11077 objc_start_class_implementation(), objc_continue_implementation(),
11078 objc_start_category_interface() and
11079 objc_start_category_implementation().
11080 (protocoldef): Move semantic actions to objc_start_protocol() and
11081 objc_finish_interface().
11082 (ivar_decl_list): Remove nonterminal.
11083 (visibility_spec): Move semantic actions to objc_set_visibility().
11084 (ivar_decls): Remove assignment to $$.
11085 (ivar_decl): Rephrase in terms of component_decl; call
11086 objc_add_instance_variable().
11087 (ivars, ivar_declarator): Remove nonterminals.
11088 (opt_semi): New nonterminal.
11089 (methodtype): Remove semantic actions.
11090 (methoddef): Move semantic actions to objc_set_method_type(),
11091 objc_start_method_definition() and objc_finish_method_definition().
11092 (methodproto): Move semantic actions to objc_set_method_type() and
11093 objc_add_method_declaration().
11094 (methoddecl): Use objc_typename instead of typename; move semantic
11095 actions to objc_build_method_signature().
11096 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
11097 (optparmlist): Express in terms of optparms and optellipsis.
11098 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
11099 nonterminals.
11100 (keyworddecl): Use objc_typename instead of typename.
11101 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
11102 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
11103
11104 2004-09-08 Alan Modra <amodra@bigpond.net.au>
11105
11106 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
11107 (MD_FALLBACK_FRAME_STATE_FOR): Update.
11108 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
11109 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
11110 (MD_FROB_UPDATE_CONTEXT): Remove default.
11111 (uw_update_context_1): Instead #ifdef invocation.
11112 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
11113 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
11114 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
11115 (MD_UNWIND_SUPPORT): Undefine this instead.
11116 * config/i386/gnu.h: Likewise.
11117 * config/alpha/linux-unwind.h: New file, macro converted to
11118 function, extracted from..
11119 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
11120 (MD_UNWIND_SUPPORT): Define.
11121 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
11122 * config/i386/linux-unwind.h, config/i386/linux.h,
11123 config/i386/linux64.h: Likewise.
11124 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
11125 MD_HANDLE_UNWABI too.
11126 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
11127 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
11128 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
11129 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
11130 * config/sparc/linux-unwind.h, config/sparc/linux.h,
11131 config/sparc/linux64.h: Likewise.
11132 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
11133 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
11134 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
11135 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
11136 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
11137
11138 2004-09-07 Jan Hubicka <jh@suse.cz>
11139
11140 * cse.c (fold_rtx): Avoid building of
11141 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
11142
11143 * tree-ssa-pre.c (grand_bitmap_obstack): New.
11144 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
11145 (init_pre): Initialize obstack.
11146 (fini_pre): Free obstack.
11147
11148 2004-09-07 David Daney <ddaney@avtrex.com>
11149
11150 * config.gcc: Added support for --with-divide=[breaks|traps] for
11151 mips targets.
11152 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
11153 (TARGET_DIVIDE_TRAPS): New macro.
11154 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
11155 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
11156 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
11157 GENERATE_DIVIDE_TRAPS.
11158 (mips_output_division): Emit conditional trap if
11159 GENERATE_DIVIDE_TRAPS is set.
11160 * doc/install.texi: Document --with-divide.
11161 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
11162
11163 2004-09-07 Caroline Tice <ctice@apple.com>
11164
11165 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
11166 EDGE_CROSSING, to flags test case.
11167
11168 2004-09-07 Jan Hubicka <jh@suse.cz>
11169
11170 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
11171 class too.
11172
11173 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11174
11175 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
11176 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
11177 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
11178 or gcc_unreachable.
11179 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
11180 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
11181 alloc_aux_for_edges, free_aux_for_edges): Likewise.
11182 * cfgcleanup.c (try_forward_edges,
11183 merge_blocks_move_predecessor_nojumps,
11184 merge_blocks_move_successor_nojumps): Likewise.
11185 * cfgexpand.c (expand_gimple_cond_expr,
11186 expand_gimple_tailcall): Likewise.
11187 * cfghooks.c (duplicate_block): Likewise.
11188 * cfglayout.c (record_effective_endpoints,
11189 insn_locators_initialize, change_scope, fixup_reorder_chain,
11190 verify_insn_chain, fixup_fallthru_exit_predecessor,
11191 duplicate_insn_chain, cfg_layout_finalize): Likewise.
11192 * cfgloopanal.c (check_irred): Likewise.
11193 * cfgloop.c (superloop_at_depth, flow_loops_free,
11194 flow_loop_entry_edges_find, flow_loops_find,
11195 flow_loop_outside_edge_p, get_loop_body,
11196 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
11197 get_loop_exit_edges, num_loop_branches, cancel_loop,
11198 verify_loop_structure): Likewise.
11199 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
11200 duplicate_loop_to_header_edge, create_preheader,
11201 create_loop_notes): Likewise.
11202 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
11203 edirect_branch_edge, force_nonfallthru_and_redirect,
11204 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
11205 commit_edge_insertions, commit_edge_insertions_watch_calls,
11206 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
11207 cfg_layout_redirect_edge_and_branch_force,
11208 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
11209 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
11210 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
11211 cgraph_varpool_node): Likewise.
11212 * cgraphunit.c (cgraph_finalize_function,
11213 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
11214 cgraph_expand_function, cgraph_remove_unreachable_nodes,
11215 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
11216 cgraph_mark_inline, cgraph_expand_all_functions,
11217 cgraph_build_static_cdtor): Likewise.
11218 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
11219 simplify_logical, distribute_notes, insn_cuid): Likewise.
11220 * conflict.c (conflict_graph_add, print_conflict): Likewise.
11221 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
11222 coverage_checksum_string): Likewise.
11223 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
11224 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
11225 cse_cc_succs, cse_condition_code_reg): Likewise.
11226 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
11227 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
11228 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
11229 cselib_record_set): Likewise.
11230
11231 2004-09-07 Jan Hubicka <jh@suse.cz>
11232
11233 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
11234
11235 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11236
11237 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
11238 fold_convert.
11239 (fold_builtin_strpbrk): Likewise.
11240 * expr.c (array_ref_low_bound): Likewise.
11241 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
11242 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
11243 * tree-sra.c (generate_element_zero): Likewise.
11244 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
11245 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
11246 add_old_iv_candidates, add_iv_candidates): Likewise.
11247 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
11248
11249 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11250
11251 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
11252 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
11253 c_expand_expr, boolean_increment, nonnull_check_p,
11254 check_function_arguments_recurse, fold_offsetof_1): Likewise.
11255 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
11256 builtin_define_type_max): Likewise.
11257 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
11258 implicit_decl_warning, builtin_function, build_compound_literal,
11259 complete_array_type, grokdeclarator, get_parm_info,
11260 start_function, store_parm_decls_oldstyle,
11261 c_write_global_declarations): Likewise.
11262 * c-format.c (get_constant, decode_format_attr,
11263 maybe_read_dollar_number, get_flag_spec, check_format_arg,
11264 check_format_types, format_type_warning,
11265 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
11266 init_dynamic_diag_info, handle_format_attribute): Likewise.
11267 * c-gimplify.c (push_context, pop_context, finish_bc_block):
11268 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
11269 * c-objc-common.c (c_tree_printer): Likewise.
11270 * c-pch.c (pch_init): Likewise.
11271 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
11272 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
11273 * c-typeck.c (c_incomplete_type_error, composite_type,
11274 common_pointer_type, common_type, same_translation_unit_p,
11275 tagged_types_tu_compatible_p, finish_init, pop_init_level,
11276 set_designator, set_nonincremental_init_from_string,
11277 process_init_element, c_finish_if_stmt): Likewise.
11278 * caller-save.c (init_caller_save, save_call_clobbered_regs,
11279 insert_restore, insert_save, insert_one_insn): Likewise.
11280 * calls.c (emit_call_1, compute_argument_block_size,
11281 precompute_arguments, expand_call, emit_library_call_value_1,
11282 store_one_arg): Likewise.
11283
11284 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11285
11286 * configure.ac (enable-checking): Add release option. Reorganize
11287 to avoid repetition.
11288 * configure: Rebuilt.
11289 * doc/install.texi (enable-checking): Amend documentation.
11290
11291 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
11292
11293 PR bootstrap/17313
11294 * Makefile.in (specs.ready): Depend on cc1$(exeext).
11295
11296 2004-09-06 James E Wilson <wilson@specifixinc.com>
11297
11298 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
11299 movdf_hardfloat_32bit): Split fG into two alternatives.
11300 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
11301
11302 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
11303
11304 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
11305
11306 * final.c (output_in_slot): Delete.
11307 (final_scan_insn): Revert 2004-09-03 change.
11308 (output_asm_insn): Likewise.
11309 * config/sparc/sparc.c (output_return): Likewise.
11310 (output_sibcall): Likewise.
11311
11312 2004-09-06 Jan Hubicka <jh@suse.cz>
11313
11314 * loop.c (loop_dump_aux): Do not print RTL when not available.
11315 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
11316 frontend specific type nodes.
11317 (produce_memory_decl_rtl): Break out from ...
11318 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
11319 (get_computation_at): Avoid random tree sharing.
11320 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
11321
11322 2004-09-06 Zack Weinberg <zack@codesourcery.com>
11323
11324 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
11325 unnecessary commands.
11326
11327 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
11328
11329 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
11330 (bitmap.o): Likewise.
11331
11332 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
11333
11334 Unify the management of RTL and tree-level dump files.
11335
11336 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
11337 Don't print function name to the dump file, the pass manager
11338 would do this for us. Add code from the top of
11339 rest_of_compilation, up to the initial RTL dump.
11340 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
11341 close the DFI_sibling dump file.
11342 (rest_of_compilation): Don't do that here. Remove code up to the
11343 initial RTL dump.
11344 (init_optimization_passes): Remove.
11345 (pass_rest_of_compilation): Change pass name to NULL.
11346 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
11347 Do not call init_optimization_passes.
11348 * toplev.h (init_optimization_passes): Remove.
11349
11350 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11351 finish_graph_dump_file): Remove SUFFIX parameter.
11352 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
11353 finish_graph_dump_file): Likewise.
11354
11355 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
11356 * cfgexpand.c (pass_expand): Adjust.
11357 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
11358 * passes.c (pass_rest_of_compilation): Adjust.
11359 * predict.c (pass_profile): Adjust.
11360 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
11361 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
11362 pass_split_crit_edges, pass_warn_function_return): Adjust.
11363 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
11364 * tree-dfa.c (pass_referenced_vars): Adjust.
11365 * tree-eh.c (pass_lower_eh): Adjust.
11366 * tree-if-conv.c (pass_build_ssa): Adjust.
11367 * tree-into-ssa.c (pass_build_ssa): Adjust.
11368 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
11369 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
11370 * tree-nrv.c (pass_nrv): Adjust.
11371 * tree-optimize.c (pass_gimple, pass_all_optimizations,
11372 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11373 pass_init_datastructures): Adjust.
11374 * tree-outof-ssa.c (pass_del_ssa): Adjust.
11375 * tree-profile.c (pass_tree_profile): Adjust.
11376 * tree-sra.c (pass_sra): Adjust.
11377 * tree-ssa-alias.c (pass_may_alias): Adjust.
11378 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
11379 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
11380 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
11381 * tree-ssa-dom.c (pass_dominator): Adjust.
11382 * tree-ssa-dse.c (pass_dse): Adjust.
11383 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
11384 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
11385 * tree-ssa-loop-ch.c (pass_ch): Adjust.
11386 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
11387 pass_loop_done, pass_complete_unroll, pass_iv_canon,
11388 pass_iv_optimize, pass_vectorize): Adjust.
11389 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
11390 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
11391 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
11392 pass_late_warn_uninnitialized): Adjust.
11393 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
11394
11395 * Makefile.in (tree-dump.o): Add new dependencies.
11396 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
11397 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
11398 Likewise.
11399 * toplev.c (dump_file_name): New.
11400 * tree-dump.c (dump_enable_all): Add LETTER parameter.
11401 (struct dump_file_info): Add NUM and LETTER fields.
11402 (dump_files): Adjust and add RTL dump files.
11403 (dump_register): Add NUM and LETTER fields.
11404 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
11405 (dump_begin): Use get_dump_file_name.
11406 (dump_switch_p_1): Adjust call to dump_enable_all.
11407 * tree-dump.h (dump_register): Adjust prototype.
11408 * tree-optimize.c (register_one_dump_file): Take dump file index.
11409 Support flags for RTL dumps.
11410 (register_dump_files): Fill in NUM field of struct dump_file_info.
11411 Track properties both when the gate is executed and when it is not.
11412 (execute_todo): Dump RTL. Add PROPERTIES parameter.
11413 (execute_one_pass): Pass properties to execute_todo. Handle VCG
11414 dumps of RTL.
11415 * tree-pass.h (dump_file_name): New.
11416 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
11417 New.
11418
11419 * Makefile.in (passes.o): Add new dependencies.
11420 * passes.c (struct dump_file_info, enum dump_file_index,
11421 dump_file_tbl, init_optimization_passes): Remove.
11422 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
11423 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
11424 dump_enabled_p.
11425 (finish_optimization_passes): Update finish_graph_dump_file loop.
11426 (enable_rtl_dump_file): Remove.
11427 * tree-dump.c (dump_files): Adjust and add RTL dump files.
11428 (enable_rtl_dump_file): Add here.
11429 * tree.h (enum tree_dump_index): Add RTL dump file indices.
11430 * doc/invoke.texi (Debugging options): Document new RTL debugging
11431 options. Update.
11432
11433 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
11434
11435 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
11436 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
11437 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
11438 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
11439 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
11440 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
11441 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
11442 vec.h: Fix comment formatting.
11443
11444 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
11445
11446 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
11447 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
11448 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
11449 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
11450 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
11451 tree-ssa-loop-niter.c, tree-ssa-operands.c,
11452 tree-ssa-operands.h, tree-ssa-propagate.c,
11453 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
11454 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
11455
11456 2004-09-05 Diego Novillo <dnovillo@redhat.com>
11457
11458 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
11459 vectorizer is enabled.
11460
11461 2004-09-05 Andreas Jaeger <aj@suse.de>
11462
11463 * tree-if-conv.c: Spell check comments and clean up whitespace.
11464
11465 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11466
11467 * tree-ssa-loop-ivopts.c: New file.
11468 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
11469 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
11470 target_pres_cost, target_spill_cost): Declare.
11471 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
11472 spill_cost): Renamed to ...
11473 (target_avail_regs, target_res_regs, target_small_cost,
11474 target_pres_cost, target_spill_cost): ... and exported.
11475 (init_set_costs, global_cost_for_size): Work with renamed variables.
11476 * common.opt (flag_ivopts): New flag.
11477 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
11478 REF_ORIGINAL.
11479 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
11480 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
11481 generating SSA form.
11482 (force_gimple_operand): New function.
11483 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
11484 * tree-cfg.c (stmt_bsi): New function.
11485 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
11486 PARAM_IV_MAX_CONSIDERED_USES): New.
11487 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
11488 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
11489 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
11490 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
11491 * tree-nested.c (build_addr): Export.
11492 * tree-optimize.c (init_tree_optimization_passes): Add
11493 pass_iv_optimize.
11494 * tree-pass.h (pass_iv_optimize): Declare.
11495 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
11496 IMAGPART_EXPR.
11497 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
11498 as a phi node argument.
11499 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
11500 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
11501 functions.
11502 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
11503 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
11504 pass_iv_optimize): New pass.
11505 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
11506 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
11507 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
11508 * tree.h (REF_ORIGINAL): New macro.
11509 (build_int_cst_type, unsigned_type_for, zero_p,
11510 cst_and_fits_in_hwi, build_addr): Declare.
11511 * doc/invoke.texi (-fivopts): Document.
11512 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
11513 PARAM_IV_MAX_CONSIDERED_USES): Document.
11514 * doc/passes.texi: Document induction variable optimizations pass.
11515
11516 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11517
11518 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
11519 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
11520 * c-common.c (c_common_attribute_table): Accept parameters to
11521 sentinel attribute.
11522 (check_function_sentinel, handle_sentinel_attribute): Likewise.
11523 * doc/extend.texi: Update accordingly.
11524
11525 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11526
11527 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
11528 New.
11529 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
11530 attribute.
11531 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
11532 New functions.
11533 (c_common_attribute_table): Add `sentinel' attribute.
11534 (check_function_arguments): Handle `sentinel' attribute.
11535 * doc/extend.texi: Document `sentinel' attribute.
11536
11537 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
11538
11539 * configure: Regenerated.
11540
11541 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11542
11543 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
11544
11545 * tree.c (save_expr): No longer TREE_READONLY.
11546
11547 2004-09-04 Jan Hubicka <jh@suse.cz>
11548
11549 * passes.c (rest_of_clean_state): Fix merge conflict made during
11550 commiting the patch.
11551
11552 2004-09-04 Jan Hubicka <jh@suse.cz>
11553
11554 * passes.c (rest_of_clean_state): Decompose the instruction stream.
11555
11556 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
11557
11558 * doc/md.texi (shift patterns): New anchor. Add reference to
11559 TARGET_SHIFT_TRUNCATION_MASK.
11560 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
11561 * target.h (shift_truncation_mask): New target hook.
11562 * targhook.h (default_shift_truncation_mask): Declare.
11563 * targhook.c (default_shift_truncation_mask): Define.
11564 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
11565 (TARGET_INITIALIZER): Include it.
11566 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
11567 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
11568 reject all out-of-range values. Fix sign-extension code for modes
11569 whose width is smaller than HOST_BITS_PER_WIDE_INT.
11570 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
11571 (expand_superword_shift, expand_subword_shift): Likewise.
11572 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
11573 (expand_binop): Use them to implement double-word shifts.
11574 * config/arm/arm.c (arm_shift_truncation_mask): New function.
11575 (TARGET_SHIFT_TRUNCATION_MASK): Define.
11576
11577 2004-09-04 Jan Hubicka <jh@suse.cz>
11578
11579 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
11580 (mix): New macro copied from hashtab.c
11581 (iterative_hash_hashval_t, iterative_hash_pointer,
11582 iterative_hash_host_wide_int): New functions based on hashtab.c
11583 implementation.
11584
11585 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
11586
11587 * config/mips/mips.md (mask): New mode attribute.
11588 (zero_extendsidi2): Add memory alternative.
11589 (*zero_extendsidi2_mem): Delete.
11590 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
11591 memory_operand in the TARGET_MIPS16 check.
11592 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
11593 Redefine using :GPR and :SHORT.
11594 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
11595
11596 2004-09-04 Uros Bizjak <uros@kss-loka.si>
11597
11598 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
11599 using rint_optab.
11600 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
11601 expand_builtin_mathfn.
11602 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
11603 btrunc?f patterns for btrunc_optab. Implement rint_optab using
11604 rint?f patterns.
11605 * optabs.c (init_optabs): Initialize rint_optab.
11606 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
11607 Add new OTI_rint.
11608 (btrunc_optab): Rename macro from trunc_optab.
11609 (rint_optab): Define corresponding macro.
11610
11611 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
11612 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
11613
11614 * config/i386/i386-protos.h (emit_i387_cw_initialization):
11615 Change prototype. Add new int parameter.
11616 * config/i386/i386.c (emit_i387_cw_initialization):
11617 Handle new rounding modes.
11618
11619 * config/i386/i386.h (enum fp_cw_mode): Delete.
11620 (MODE_NEEDED): Handle new rounding modes.
11621 (EMIT_MODE_SET): Change condition to handle new rounding modes.
11622
11623 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
11624 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
11625 represent different rounding modes of frndint insn.
11626 (type): Add frndint type.
11627 (i387, length, memory): Handle this type.
11628 (i387_cw): New attribute definition.
11629 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
11630 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
11631 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
11632 Add "i387_cw" attribute defined to "trunc".
11633 (x86_fnstcw_1): Remove comment.
11634 (*frndintxf2): Rename insn definition to frndintxf2. Move
11635 insn definition near rint?f2 expanders.
11636 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
11637 rintf and rintl built-ins as inline x87 intrinsics.
11638 (frndintxf2_floor): New pattern to implement floor rounding
11639 mode with frndint x87 instruction.
11640 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
11641 floorf and floorl built-ins as inline x87 intrinsics.
11642 (frndintxf2_ceil): New pattern to implement ceil rounding
11643 mode with frndint x87 instruction.
11644 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
11645 ceilf and ceill built-ins as inline x87 intrinsics.
11646 (frndintxf2_trunc): New pattern to implement trunc rounding
11647 mode with frndint x87 instruction.
11648 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
11649 truncf and truncl built-ins as inline x87 intrinsics.
11650 (frndintxf2_mask_pm): New pattern to implement rounding
11651 mode with exceptions with frndint x87 instruction.
11652 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
11653 implement nearbyint, nearbyintf and nearbyintl built-ins as
11654 inline x87 intrinsics.
11655
11656 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
11657
11658 * config/mips/mips.md (SHORT): New mode macro.
11659 (size): New mode attribute.
11660 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
11661 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
11662 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
11663 !ISA_HAS_SEB_SEH.
11664 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
11665 *extend[qh]isi2_hw patterns and extending them to di.
11666 (extendqihi2): Implement as define_insn_and_split that produces
11667 extendqisi2 after reload.
11668
11669 2004-09-03 Devang Patel <dpatel@apple.com>
11670
11671 * Makefile.in (OBJS-common): Add tree-if-conv.o
11672 (tree-if-conv.o): New rule.
11673 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
11674 (get_loop_body_in_bfs_order): New.
11675 * cfgloop.h (get_loop_body_in_bfs_order): New.
11676 * tree-flow.h (enum move_pos): Move here from ..
11677 * tree-ssa-loop-im.c (enum move_pos): here.
11678 (movement_possibility): Make externally visible.
11679 * tree-optimize.c (init_tree_optimization_passes): New entry for
11680 if conversion pass.
11681 * tree-pass.h (pass_if_conversion): New.
11682 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
11683 * tree-if-conv.c: New file.
11684 * doc/passes.texi: Document tree if-conversion pass.
11685 * doc/tree-ssa.texi: Same.
11686
11687 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
11688
11689 PR target/14925:
11690 Makefile.in (LIB2ADDEHSTATIC): New.
11691 (LIB2ADDEHSHARED): New.
11692 (LIBUNWIND): New.
11693 (LIBUNWINDDEP): New.
11694 (SHLIBUNWIND_LINK): New.
11695 (SHLIBUNWIND_INSTALL): New.
11696 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
11697 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
11698 (clean): Remove libunwind*
11699 (stage1-start): Remove and copy stage1/libunwind*.
11700 (stage2-start): Remove and copy stage2/libunwind*.
11701 (stage3-start): Remove and copy stage3/libunwind*.
11702 (stage4-start): Remove and copy stage4/libunwind*.
11703 (stageprofile-start): Remove and copy stageprofile/libunwind*.
11704 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
11705
11706 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
11707 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
11708 tmake_file if --with-system-libunwind isn't used.
11709
11710 * config/ia64/t-glibc-libunwind: New file.
11711 * config/t-libunwind-elf: Likewise.
11712 * unwind-compat.c: Likewise.
11713 * unwind-compat.h: Likewise.
11714 * unwind-dw2-fde-compat.c: Likewise.
11715
11716 * config/ia64/t-glibc (LIB2ADDEH): Updated.
11717 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
11718
11719 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
11720 aliases if needed.
11721 * unwind-dw2-fde-glibc.c: Likewise.
11722 * unwind-dw2.c: Likewise.
11723
11724 * config/t-libunwind (LIB2ADDEH): Updated.
11725 (LIB2ADDEHSTATIC): New.
11726 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
11727 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
11728
11729 * configure.ac: Change --enable-libunwind-exceptions to
11730 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
11731 * configure: Regenerated.
11732 * config.in: Updated.
11733
11734 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
11735 above and mention --with-system-libunwind.
11736 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
11737 removed in gcc 3.4.3 and later.
11738
11739 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
11740 USE_LIBUNWIND_EXCEPTIONS is defined.
11741
11742 * mklibgcc.in: Support libunwind.
11743
11744 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
11745
11746 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
11747 m_NOCONA.
11748
11749 2004-09-03 Richard Henderson <rth@redhat.com>
11750
11751 PR middle-end/9997
11752 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
11753 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
11754 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
11755 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
11756 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
11757 resize_stack_vars_conflict, add_stack_var_conflict,
11758 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
11759 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
11760 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
11761 expand_one_static_var, expand_one_hard_reg_var,
11762 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
11763 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
11764 (expand_used_vars): Rewrite.
11765 * Makefile.in (cfgexpand.o): Update dependencies.
11766
11767 2004-09-04 Jan Hubicka <jh@suse.cz>
11768
11769 * cfg.c (free_edge): Use ggc_free.
11770 (expunge_block): Use ggc_free.
11771 * passes.c (rest_of_clean_state): Free after compilation.
11772 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
11773 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
11774
11775 2004-09-03 James E Wilson <wilson@specifixinc.com>
11776
11777 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
11778 DECL_EXTERNAL check.
11779
11780 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11781
11782 * final.c (output_in_slot): New global variable.
11783 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
11784 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
11785 'output_in_slot' before invoking output_asm_insn.
11786 (output_asm_insn): Add a space after the tab if 'output_in_slot'
11787 is set.
11788 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
11789 final_scan_insn.
11790 (output_sibcall): Likewise.
11791
11792 2004-09-03 Jan Hubicka <jh@suse.cz>
11793
11794 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
11795 * tree-ssanames (init_ssanames): Likewise.
11796
11797 2004-09-03 Ziemowit Laski <zlaski@apple.com>
11798
11799 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
11800 objc_declare_protocols, objc_start_protocol,
11801 objc_start_class_interface, objc_start_category_interface,
11802 objc_continue_interface, objc_finish_interface,
11803 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
11804 objc_start_class_implementation, objc_start_category_implementation,
11805 objc_continue_implementation, objc_finish_implementation,
11806 objc_add_method_declaration, objc_start_method_definition,
11807 objc_finish_method_definition, objc_build_keyword_decl,
11808 objc_build_method_signature, objc_build_encode_expr,
11809 objc_build_protocol_expr, objc_build_selector_expr,
11810 objc_build_message_expr, objc_build_string_object,
11811 objc_get_class_reference, objc_get_protocol_qualified_type,
11812 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
11813
11814 2004-09-03 James E Wilson <wilson@specifixinc.com>
11815
11816 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
11817
11818 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
11819 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
11820 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
11821 (mips_recip1_<fmt>): Use frdiv1 type.
11822 (mips_recip2_<fmt>): Use frdiv2 type.
11823 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
11824 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
11825 and frsqrt1.
11826 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
11827
11828 2004-09-03 Daniel Jacobowitz <dan@debian.org>
11829
11830 * reload.c (find_reloads): Swap operand_loc pointers for
11831 find_dummy_reload if we have swapped two operands.
11832
11833 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
11834
11835 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
11836 to get the tablejump-insn before the jump-table label.
11837
11838 2004-09-03 Ziemowit Laski <zlaski@apple.com>
11839
11840 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
11841 objc_declare_protocols, objc_build_message_expr,
11842 objc_finish_message_expr, objc_build_selector_expr,
11843 objc_build_protocol_expr, objc_build_encode_expr,
11844 objc_build_string_object, objc_get_protocol_qualified_type,
11845 objc_get_class_reference, objc_get_class_ivars,
11846 objc_start_class_interface, objc_start_category_interface,
11847 objc_start_protocol, objc_continue_interface, objc_finish_interface,
11848 objc_start_class_implementation, objc_start_category_implementation,
11849 objc_continue_implementation, objc_finish_implementation,
11850 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
11851 objc_add_method_declaration, objc_start_method_definition,
11852 objc_finish_method_definition, objc_add_instance_variable,
11853 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
11854 objc_finish_try_stmt, objc_begin_catch_clause,
11855 objc_finish_catch_clause, objc_build_finally_clause,
11856 objc_build_synchronized, objc_static_init_needed_p,
11857 objc_generate_static_init_call): New prototypes.
11858
11859 2004-09-03 Steve Ellcey <sje@cup.hp.com>
11860
11861 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
11862 is only one reg.
11863 (ia64_function_value): Ditto.
11864
11865 2004-09-03 Jan Beulich <jbeulich@novell.com>
11866
11867 * config.gcc: Resurrect NetWare as a target. Handle special case of
11868 Novell linker to be used (specified through --with-ld=) and threading
11869 model of either Posix (default) or NKS.
11870 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
11871 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
11872 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
11873 * config/i386/netware.c, config/i386/netware.h: New.
11874 * config/i386/nwld.c, config/i386/nwld.h: New.
11875 * config/i386/netware-crt0.c: New.
11876 * config/i386/netware-libgcc.c: New.
11877 * config/i386/netware-libgcc.def: New.
11878 * config/i386/netware-libgcc.exp: New.
11879 * config/i386/t-netware, config/i386/t-nwld: New.
11880 * gthr-nks.h: New.
11881 * doc/install.texi: Document NKS threading model.
11882
11883 2004-09-03 Jan Beulich <jbeulich@novell.com>
11884
11885 PR c/7054
11886 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
11887 * tree.h (initial_max_fld_align): Declare
11888 * stor-layout.c (initial_max_fld_align): Define and initialize.
11889 (maximum_field_alignment): Initialize to the same value.
11890 * common.opt: Add -fpack-struct= variant of switch.
11891 * opts.c: Handle -fpack-struct= variant of switch.
11892 * c-pragma.c: Change #pragma pack() handling so that it becomes
11893 compatible to other compilers: accept individual 'push' argument,
11894 make final pop restore (command line) default, correct interaction
11895 of push/pop and sole specification of a new alignment (so that the
11896 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
11897 to #pragma pack(push, <n>).
11898 * doc/extend.texi: New node "Structure-Packing Pragmas" under
11899 "Pragmas", describing #pragma pack.
11900 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
11901 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
11902 Document new TARGET_DEFAULT_PACK_STRUCT.
11903
11904 2004-09-03 Devang Patel <dpatel@apple.com>
11905
11906 * dwarf2out.c (gen_field_die). Equate decl number to die.
11907
11908 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
11909
11910 PR target/15832
11911 * global.c (modify_reg_pav): New function.
11912 (make_accurate_live_analysis): Call the new function. Move pavin
11913 modification by earlyclobber set into the new function.
11914
11915 2004-09-03 Andreas Schwab <schwab@suse.de>
11916
11917 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
11918 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
11919 extended.
11920
11921 2004-09-02 Jan Beulich <jbeulich@novell.com>
11922
11923 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
11924 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
11925 not unwind code specific ones.
11926 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
11927 Remove unwind code specific dependencies.
11928 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
11929 Remove gbl-ctors.h.
11930 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
11931 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
11932 * tsystem.h: Declare memcpy and memset when inhibit_libc.
11933
11934 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
11935
11936 * combine.c (try_combine): Delay modifying of insns which cannot
11937 be easily undone.
11938
11939 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
11940
11941 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
11942 tree-loop-im.
11943 * gcc/tree-ssa-loop.c: Ditto
11944 * gcc/tree-ssa-loop-ivcanon.c: Ditto
11945 * gcc/doc/invoke.texi: Ditto.
11946
11947 2004-09-02 Ziemowit Laski <zlaski@apple.com>
11948
11949 * c-decl.c (store_parm_decls_newstyle): Make static.
11950 (store_parm_decls_from): New function.
11951 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
11952 (store_parm_decls_from): New prototype.
11953
11954 2004-09-02 David Edelsohn <edelsohn@gnu.org>
11955
11956 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
11957 HImode with STRICT_ALIGNMENT.
11958
11959 2004-09-02 Mark Mitchell <mark@codesourcery.com>
11960
11961 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
11962 (TARGET_OS_CPP_BUILTINS): Likewise.
11963 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
11964 TARGET_BPABI_CPP_BUILTINS.
11965
11966 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
11967
11968 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
11969
11970 2004-09-02 Eric Christopher <echristo@redhat.com>
11971
11972 * builtins.c (expand_builtin_cabs): Delete.
11973 (expand_builtin): If unable to fold the values do a normal
11974 library call for builtin_cab*.
11975 (fold_builtin_cabs): Depend on optimize and optimize_size.
11976 * optabs.c (expand_cmplxdiv_straight): Delete.
11977 (expand_cmplxdiv_wide): Ditto.
11978 (expand_vector_binop): Ditto.
11979 (expand_vector_unop): Ditto.
11980 (expand_complex_abs): Delete.
11981 (expand_binop): Remove calls to above functions.
11982 Remove open coding of complex arithmetic.
11983 (expand_unop): Ditto.
11984 * optabs.h: Remove prototypes.
11985
11986 2004-09-02 Ziemowit Laski <zlaski@apple.com>
11987
11988 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
11989 * c-tree.h (store_parm_decls_newstyle): New prototype.
11990
11991 2004-09-02 Geoffrey Keating <geoffk@apple.com>
11992
11993 * config/rs6000/rs6000.c (expand_block_clear): Use vector
11994 instructions if available.
11995 (expand_block_move): Likewise.
11996
11997 2004-09-03 Jan Hubicka <jh@suse.cz>
11998
11999 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
12000
12001 2004-09-02 Mark Mitchell <mark@codesourcery.com>
12002
12003 * config/arm/symbian.h (LIB_SPEC): Define to empty.
12004 * config/arm/t-symbian (SHLIB_LC): Likewise.
12005
12006 2004-09-02 Paul Brook <paul@codesourcery.com>
12007
12008 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
12009
12010 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
12011
12012 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
12013 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
12014 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
12015 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
12016 (mips_issue_rate): Remove unreachable abort.
12017 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12018 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
12019 (mips_block_move_straight, print_operand_address, mips_file_start)
12020 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
12021 (mips_output_conditional_branch, mips_expand_builtin_direct)
12022 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
12023 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
12024 with gcc_assert.
12025
12026 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
12027
12028 * config/mips/mips.md (*lea_high64): Change split condition to
12029 flow2_completed. Add a peephole2 to generate a more parallel version.
12030
12031 2004-09-02 Jan Hubicka <jh@suse.cz>
12032
12033 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
12034 GGC.
12035
12036 * ggc-page.c: include tree-flow.h.
12037 (extra_order_size_table): Add stmt_ann_d.
12038 (STAT_LABEL): Rename from ....
12039 (LABEL): ... this one.
12040 * Makefile.in (ggc-page.o): Add dependency.
12041
12042 * ggc-common.c (ggc_force_collect): New global variable.
12043 (loc_description): Add fields "freed", "collected"
12044 (ptr_hash): New static hash
12045 (ptr_hash_entry): New structure.
12046 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
12047 (ggc_record_overhead): Take ptr argument, record it
12048 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
12049 (cmp_statistics): Imrove sorting.
12050 (dump_ggc_loc_statistics): Output newly collected statistics
12051 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
12052 (ggc_free): Call ggc_free_overhead.
12053 (ggc_collect): Force collection when asked to be forced.
12054 (ggc_collect): Call ggc_prune_overhead_list.
12055 * ggc.h (ggc_force_collect): Declare
12056 (ggc_record_overhead): Update prototype.
12057 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
12058
12059 2004-09-02 James E Wilson <wilson@specifixinc.com>
12060
12061 * common.opt (ftrapping-math): Default to on.
12062
12063 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
12064
12065 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
12066
12067 2004-09-02 Denis Chertykov <denisc@overta.ru>
12068
12069 PR target/16884
12070 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
12071 match_scratch.
12072 (*movmemqi_insn): Likewise.
12073 (*movmemhi): Likewise.
12074 (clrmemhi): Likewise.
12075 (*clrmemqi): Likewise.
12076 (*clrmemhi): Likewise.
12077
12078 2004-09-02 Paul Brook <paul@codesourcery.com>
12079
12080 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
12081 default_use_cxa_atexit=yes.
12082
12083 2004-09-02 Alan Modra <amodra@bigpond.net.au>
12084
12085 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
12086 (struct kernel_old_ucontext): Delete.
12087 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
12088 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
12089 when IN_LIGGCC2.
12090
12091 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
12092
12093 * toplev.c (process_options): Fix typo.
12094
12095 2004-09-01 Richard Henderson <rth@redhat.com>
12096
12097 PR middle-end/17258
12098 * calls.c (initialize_argument_information): Tighten pass-through
12099 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
12100 Use build_fold_addr_expr.
12101 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
12102 that assumes ADDR_EXPR allocates stack space.
12103 * fold-const.c (build_fold_addr_expr_with_type): Look through
12104 WITH_SIZE_EXPR.
12105
12106 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
12107
12108 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
12109 * ggc.h (ggc_alloc_rtx): Delete.
12110
12111 2004-09-01 Roger Sayle <roger@eyesopen.com>
12112
12113 * expmed.c (enum alg_code): Remove long unused enumeration values.
12114 (struct mult_cost): New structure to hold the "score" of a synthetic
12115 multiply sequence, including both a rtx_cost and a latency field.
12116 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
12117 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
12118 (struct algorithm): Change type of cost field to be mult_cost.
12119 (synth_mult): Change type of cost_limit argument to be a
12120 pointer to a mult_cost. Update all cost comparisons to use the
12121 new mult_cost infrastructure. For alg_add_factor and
12122 alg_sub_factor operations, latency is lower than the rtx_cost.
12123 (choose_mult_variant): Update calls to synth_mult. Perform
12124 cost comparisons using the new mult_cost infrastructure.
12125 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
12126 to optain the total rtx_cost of a synth_mult "algorithm".
12127
12128 2004-09-01 David Edelsohn <edelsohn@gnu.org>
12129
12130 * config/rs6000/power4.md: Increase store latency to 12.
12131 * config/rs6000/power5.md: Same.
12132
12133 2004-09-01 James E Wilson <wilson@specifixinc.com>
12134
12135 PR target/14064
12136 * config/avr/avr.c (avr_unique_section): Delete prototype and
12137 definition.
12138 (TARGET_ASM_UNIQUE_SECTION): Delete.
12139
12140 2004-09-01 Ziemowit Laski <zlaski@apple.com>
12141
12142 * c-parse.in (primary): Call objc_build_message_expr(),
12143 objc_build_selector_expr(), objc_build_protocol_expr(),
12144 objc_build_encode_expr() and objc_build_string_object() instead of
12145 build_message_expr(), build_selector_expr(), build_protocol_expr(),
12146 build_encode_expr() and build_objc_string_object(), respectively.
12147 (component_decl_list2): Call objc_get_class_ivars() instead of
12148 get_class_ivars_from_name().
12149 (keyworddecl): Call objc_build_keyword_decl() instead of
12150 build_keyword_decl().
12151 (receiver): Call objc_get_class_reference() instead of
12152 get_class_reference().
12153 (reswords): Add blank line before @@ifobjc section, for clarity.
12154
12155 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
12156
12157 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
12158 to Altivec vetors.
12159
12160 2004-09-01 Wu Yongwei <adah@sh163.net>
12161 Danny Smith <dannysmith@users.sourceforge.net>
12162
12163 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
12164 not Windows 'DWORD'.
12165 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
12166 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
12167 (__gthr_win32_recursive_mutex_init_function): Add prototype for
12168 __GTHREAD_HIDE_WIN32API case..
12169 (__gthr_win32_recursive_mutex_lock): Likewise.
12170 (__gthr_win32_recursive_mutex_trylock): Likewise.
12171 (__gthr_win32_recursive_mutex_unlock): Likewise.
12172 (__gthread_recursive_mutex_init_function); Add definition for
12173 __GTHREAD_HIDE_WIN32API case.
12174 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
12175 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
12176 call to InterlockedDecrement.
12177
12178 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12179
12180 * tree-tailcall.c (find_tail_calls): Also fail is statement has
12181 volatile operands.
12182
12183 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
12184
12185 * doc/c-tree.texi: Document new operands for ARRAY_REF and
12186 COMPONENT_REF.
12187
12188 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12189
12190 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
12191 * common.opt (fspeculative-prefetching): New.
12192 * flags.h (flag_speculative_prefetching_set): Declare.
12193 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
12194 values.
12195 * opts.c (flag_sepculative_prefetching_set): New variable.
12196 (common_handle_option): Handle -fspeculative-prefetching.
12197 * passes.c (rest_of_compilation): Ditto.
12198 * profile.c (instrument_values, compute_value_histograms, branch_prob):
12199 Use vectors instead of arrays.
12200 * toplev.c (process_options): Handle -fspeculative-prefetching.
12201 * rtl-profile.c: Include ggc.h.
12202 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
12203 rtl_gen_one_value_profiler_no_edge_manipulation,
12204 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
12205 argument changed.
12206 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
12207 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
12208 argument changed.
12209 * value-prof.c: Include ggc.h.
12210 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
12211 macros.
12212 (insn_prefetch_values_to_profile, find_mem_reference_1,
12213 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
12214 speculative_prefetching_transform): New.
12215 (value_profile_transformations): Call speculative_prefetching_transform.
12216 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
12217 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
12218 tree_find_values_to_profile, find_values to profile): Use vectors
12219 instead of arrays.
12220 (free_profiled_values): Removed.
12221 * value-prof.h (struct histogram_value): Renamed to
12222 struct histogram_value_t.
12223 (histogram_value, histogram_values): New types.
12224 (find_values_to_profile): Declaration changed.
12225 (free_profiled_values): Removed.
12226 (struct profile_hooks): Type of argument of the hooks changed to
12227 histogram_value.
12228 * doc/invoke.texi (-fspeculative-prefetching): Document.
12229
12230 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12231
12232 PR rtl-optimization/16408
12233 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
12234
12235 2004-09-01 Richard Henderson <rth@redhat.com>
12236
12237 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
12238 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
12239
12240 2004-09-01 Jakub Jelinek <jakub@redhat.com>
12241
12242 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
12243
12244 2004-09-01 Mike Stump <mrs@apple.com>
12245
12246 * config/darwin.c (machopic_symbol_defined_p): In addition to
12247 being SYMBOL_REF_LOCAL_P, a symbol must also be
12248 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
12249 defined in this output file, or translation unit in the case
12250 of IMA not being used.
12251 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
12252 never need .indirect_symbol when indirecting.
12253
12254 2004-09-01 Jakub Jelinek <jakub@redhat.com>
12255
12256 * Makefile.in (bb-reorder.o): Add several dependencies.
12257
12258 2004-09-01 Jakub Jelinek <jakub@redhat.com>
12259
12260 * fold-const.c (operand_equal_p): Require equal sign also for
12261 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
12262
12263 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
12264
12265 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
12266 for use in configargs.h. Put the cname in a separate variable. Use
12267 that to set target_cpu_default2.
12268
12269 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
12270 Nick Clifton <nickc@redhat.com>
12271
12272 * config/sh/sh.md ("length"): Increase branch length when
12273 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
12274 constant, 2 byte for aligning the constant.
12275
12276 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
12277
12278 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
12279 CPU.
12280 (arm7tdmi-s): New CPU name.
12281 * arm/arm.c (ARM_CORE): Update for new format.
12282 * arm/arm.h (ARM_CORE): Likewise.
12283 * arm/gentune.sh: Update for extra field.
12284 * config.gcc: Likewise.
12285 * arm/arm-tune.md: Regenerate.
12286 * doc/invoke.texi: Document the real processor names for ARM cpus.
12287
12288 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
12289
12290 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
12291 (floatdidf): New functions.
12292 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
12293 (floatdisf): New functions.
12294 * t-arm-elf: Use them.
12295
12296 2004-09-01 Ziemowit Laski <zlaski@apple.com>
12297
12298 * c-common.h (lookup_interface): Remove prototype.
12299 (is_class_name): Rename to objc_is_class_name.
12300 (lookup_objc_ivar): Rename to objc_lookup_ivar.
12301 (get_current_scope): Rename to objc_get_current_scope.
12302 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
12303 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
12304 (yylexname): Call objc_is_class_name() instead of is_class_name().
12305 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
12306 instead of lookup_objc_ivar().
12307 * stub-objc.c (lookup_interface): Remove stub.
12308 (is_class_name): Rename to objc_is_class_name.
12309 (lookup_objc_ivar): Rename to objc_lookup_ivar.
12310
12311 2004-08-31 Mark Mitchell <mark@codesourcery.com>
12312
12313 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
12314 * config/arm/lib1funcs.asm: Do not include supplemental .S files
12315 when compiling for Symbian.
12316 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
12317 (TARGET_OS_CPP_BUILTINS): Likewise.
12318 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
12319
12320 2004-08-31 Stan Shebs <shebs@apple.com>
12321
12322 * toplev.c (process_options): Ensure debug_hooks is initialized.
12323
12324 2004-08-31 Mark Mitchell <mark@codesourcery.com>
12325
12326 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
12327 * target.h (cxx): Add export_class_data.
12328 * config/arm/arm.c (arm_cxx_export_class_data): New function.
12329 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
12330 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
12331
12332 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
12333
12334 * config/sh/sh.c (output_branch): Check the insn length possibly
12335 in the delayed slot.
12336
12337 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12338
12339 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
12340 blank after ')'.
12341 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
12342
12343 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
12344 (c_sizeof_of_alignof_type): Likewise.
12345 * expr.c (array_ref_element_size): Likewise.
12346 (highest_pow2_factor_for_target): Likewise.
12347 * gimplify.c (canonicalize_addr_expr): Likewise.
12348 (gimplify_compound_lval): Likewise.
12349 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
12350 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12351 * varasm.c (assemble_variable): Likewise.
12352 (output_constant_def_contents): Alignments are unsigned.
12353
12354 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12355 Jeff Law <law@redhat.com>
12356
12357 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
12358 gets modified.
12359
12360 2004-08-31 Mark Mitchell <mark@codesourcery.com>
12361
12362 * hooks.c (hook_bool_void_true): New function.
12363 * hooks.h (hook_bool_void_true): Declare.
12364 * target-def.h (TARGET_CXX): Add
12365 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
12366 * target.h (struct cxx): Add key_method_may_be_inline.
12367 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
12368 function.
12369 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
12370 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
12371 __THUMB_INTERWORK.
12372
12373 2004-08-31 Denis Chertykov <denisc@overta.ru>
12374
12375 PR target/15417
12376 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
12377 frame pointer register only in Pmode while reload in progress.
12378
12379 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
12380
12381 PR target/15334
12382 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
12383 because it breaks the 32-bit shift patterns that rely on a match_dup.
12384
12385 2004-08-31 Matt Austern <austern@apple.com>
12386
12387 * config/darwin.c (darwin_make_decl_one_only): Allocate section
12388 names once per compilation, instead of once per symbol.
12389
12390 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
12391
12392 * Makefile.in (build_subdir): New substitution.
12393 (fixinc.sh): Simplify heavily since fixincludes is already built.
12394 (stmp-fixinc): Depend on specs.ready.
12395 (install-mkheaders): Use new location of fixincludes.
12396 (clean): Do not descend into fixinc.
12397 (FORBUILD): Replace with ../$(build_subdir).
12398 * configure.ac (build_subdir): Substitute.
12399 (FORBUILD): Do not set.
12400 (all_outputs): Remove fixinc/Makefile.
12401 (default commands): Do not create links in fixinc.
12402 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
12403 the fixincludes configuration steps and substituting
12404 @FIXINCL@ in fixinc.in.
12405 * fixinc.in: New, from fixinc/fixincl.sh.
12406
12407 * fixinc/*: Removed.
12408
12409 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
12410
12411 * attribs.c (strip_attrs): Remove.
12412 (split_specs_attrs): Move ...
12413 * c-decl.c: ... to here.
12414 * tree.h (split_specs_attrs, strip_attrs): Remove.
12415 * c-tree.h (split_specs_attrs): Declare.
12416
12417 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
12418
12419 * read-rtl.c: Disable RTL checking.
12420 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
12421
12422 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
12423
12424 * config/mips/mips.md (fcond): New code macro and attribute.
12425 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
12426 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
12427 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
12428
12429 2004-08-30 Mark Mitchell <mark@codesourcery.com>
12430
12431 Revert:
12432 2004-08-29 Mark Mitchell <mark@codesourcery.com>
12433 PR rtl-optimization/16590
12434 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
12435
12436 2004-08-30 Andrew Pinski <apinski@apple.com>
12437
12438 * hard-reg-set.h:
12439 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
12440 * ChangeLog: Fix previous ChangeLog entry.
12441
12442 PR rtl-opt/13987
12443 * config.host (use_long_long_for_widest_fast_int): New, default is
12444 off.
12445 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
12446 * configure.ac: If use_long_long_for_widest_fast_int, then
12447 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
12448 * configure: Regenerate.
12449 * config.in: Regenerate.
12450 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
12451 New: widest integer type supported efficiently in hardware for the
12452 host.
12453 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
12454 HOST_BITS_PER_WIDEST_FAST_INT.
12455 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
12456 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
12457 HOST_WIDEST_FAST_INT
12458 instead of HOST_WIDE_INT.
12459 (HARD_REG_SET_LONGS): Likewise.
12460 (UHOST_BITS_PER_WIDE_INT): Likewise.
12461 Change the checks for the fast cases to be based on
12462 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
12463
12464 2004-08-30 Steven Bosscher <stevenb@suse.de>
12465
12466 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
12467 not the pointers.
12468
12469 2004-08-30 Geoffrey Keating <geoffk@apple.com>
12470
12471 PR 12738
12472 PR 17205
12473 Radar 3460526
12474 Radar 3775729
12475 * c-decl.c (grokdeclarator): Produce error for 'static' on local
12476 function declaration.
12477
12478 2004-08-30 Richard Henderson <rth@redhat.com>
12479
12480 * expr.c (array_ref_element_size): Force aligned_size back to
12481 sizetype.
12482 (component_ref_field_offset): Similarly for aligned_offset.
12483 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
12484 low-bound, element-size, field-offset fields rather than
12485 computed values.
12486
12487 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
12488
12489 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
12490 redundant code.
12491
12492 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
12493
12494 * c-tree.h (struct language_function): Add arg_info element.
12495 * c-decl.c (current_function_arg_info): New.
12496 (grokdeclarator, store_parm_decls): Use it instead of
12497 DECL_ARGUMENTS.
12498 (c_push_function_context, c_pop_function_context): Save and
12499 restore it.
12500
12501 2004-08-30 Richard Henderson <rth@redhat.com>
12502
12503 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
12504 COMPONENT_REF to pointer arithmetic.
12505 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
12506 constant "c" as a valid constant initializer. Allow narrowing of
12507 differences against the same base object, for any base object.
12508
12509 2004-08-30 Richard Henderson <rth@redhat.com>
12510
12511 * expr.c (expand_expr_addr_expr): New.
12512 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
12513
12514 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
12515
12516 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
12517 (mips_fp_condition): New enum.
12518 (mips_fp_conditions): New array.
12519 (print_fcc_operand): Delete.
12520 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
12521 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
12522 (builtin_description): Add "cond" field.
12523 (DIRECT_BUILTIN): Initialize it.
12524 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
12525 into INSN and CODE. Initialize the "cond" field.
12526 (CMP_BUILTINS): Update accordingly.
12527 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
12528 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
12529 mips_fp_condition as argument. Make it the final operand of the
12530 comparison instruction.
12531 (mips_expand_builtin): Update accordingly.
12532 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
12533 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
12534 the gaps.
12535 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
12536 Don't use the 'Q' operand prefix; just print the operand normally.
12537 (mips_cabs_*, mips_c_*): Delete, replacing with...
12538 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
12539 patterns. Split the 4s versions into 2 ps patterns after reload.
12540
12541 2004-08-30 Richard Henderson <rth@redhat.com>
12542
12543 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
12544 assuming an ADDR_EXPR is non-null.
12545
12546 2004-08-30 Jason Merrill <jason@redhat.com>
12547
12548 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
12549
12550 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
12551
12552 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
12553 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
12554 gcc_assert and gcc_unreachable instead of abort.
12555 * alloc-pool.c (abort, fancy_abort): Remove.
12556 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
12557 gcc_assert or gcc_unreachable.
12558 * attribs.c (init_attributes, decl_attributes): Likewise.
12559 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
12560 mark_bb_for_unlikely_executed_section,
12561 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
12562 fix_crossing_unconditional_branches): Likewise.
12563 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
12564 bitmap_operation): Likewise.
12565 * bt-load.c (insn_sets_btr_p, augment_live_range,
12566 move_btr_def): Likewise.
12567 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
12568 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
12569 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
12570 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
12571 expand_builtin_memcmp, expand_builtin_args_info,
12572 std_gimplify_va_arg_expr, expand_builtin_unop,
12573 expand_builtin_fputs, expand_builtin_profile_func,
12574 expand_builtin_fork_or_exec, fold_builtin_bitop,
12575 fold_builtin_classify, fold_builtin_fputs): Likewise.
12576
12577 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
12578
12579 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
12580 * gcov.c (abort): Remove undef.
12581
12582 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
12583 (struct tree_binfo): Remove primary field.
12584
12585 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
12586
12587 * fixinc/Makefile.in (machname.h): Remove.
12588 (fixincl.x): Do not pass $@ to genfixes.
12589 * fixinc/genfixes: Remove code to produce machname.h.
12590 * fixinc/fixincl.sh: Move it here instead.
12591 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
12592 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
12593 return a bool indicating whether pz_mn_name_pat is NULL.
12594 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
12595 Declare extern C variables for the ENV_TABLE.
12596 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
12597 instead use the result of mn_get_regexps.
12598 * fixinc/fixtests.c: Likewise.
12599
12600 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
12601
12602 * configure.ac: Do not run fixincludes after stage1 during
12603 toplevel bootstrap.
12604 * configure: Regenerate.
12605
12606 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
12607
12608 * sched-deps.c (get_condition): Partially revert previous, by never
12609 trying to extract the condition from a condjump.
12610
12611 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
12612
12613 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
12614 (handle_visibility_attribute, c_determine_visibility): Likewise.
12615 * c-common.h (my_friendly_assert): Remove.
12616
12617 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
12618
12619 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
12620 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
12621 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
12622 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
12623 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
12624
12625 2004-08-30 Diego Novillo <dnovillo@redhat.com>
12626
12627 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
12628 in COMPONENT_REF nodes.
12629
12630 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
12631
12632 PR c++/15378
12633 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
12634 global_dc->warning_as_error_requested.
12635 * diagnostic.c (diagnostic_initialize): Tidy.
12636 * diagnostic.h (diagnostic_context::x_data): Remove
12637 (diagnostic_context::issue_warnings_are_errors_message): Rename
12638 from warnings_are_errors_message.
12639 (diagnostic_context::warning_as_error_requested): New.
12640
12641 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
12642
12643 * sched-deps.c (get_condition): Fix breakage in previous patch.
12644
12645 2004-08-30 Paul Brook <paul@codesourcery.com>
12646
12647 * doc/install.texi: Fix broken mpfr link.
12648
12649 2004-08-29 David O'Brien <obrien@FreeBSD.org>
12650
12651 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
12652 other FreeBSD platforms.
12653
12654 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
12655
12656 * arm.h (REVERSE_CONDITION): Define.
12657 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
12658
12659 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
12660
12661 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
12662 just the codes, call reversed_comparison_code ().
12663 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
12664 (not_reg_cond): Use reversed_comparison_code.
12665 (and_reg_cond): Likewise.
12666 * ifcvt.c (cond_exec_process_if_block): Likewise.
12667 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
12668
12669 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
12670
12671 * sched-deps.c (get_condition): Rewrite using jump support functions.
12672 Use reversed_comparison_code.
12673 (conditions_mutex_p): Use reversed_comparison_code.
12674
12675 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12676
12677 * config/mips/mips.c (override_options): Disable hot/cold partitioning
12678 for MIPS16.
12679
12680 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12681
12682 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
12683 (mips_function_type): Move to mips.c.
12684 * config/mips/mips.c (mips_builtin_type): New enum.
12685 (builtin_description): Replace code and ftype with builtin_type
12686 and function_type.
12687 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
12688 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
12689 (CODE_FOR_mips_abs_ps): Define.
12690 (mips_bdesc): Use new macros.
12691 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
12692 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
12693 (mips_expand_builtin_direct): New function.
12694 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
12695 builtin. Replace boolean parameter with builtin_type.
12696 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
12697 (mips_expand_4s_compare_builtin): Delete, replacing with...
12698 (mips_expand_builtin_compare): ...this new function.
12699
12700 2004-08-29 Mark Mitchell <mark@codesourcery.com>
12701
12702 PR rtl-optimization/16590
12703 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
12704
12705 2004-08-29 Diego Novillo <dnovillo@redhat.com>
12706
12707 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
12708 * tree-ssa-propagate.c: Fix documentation.
12709
12710 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12711
12712 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
12713 (mov[sd]fcc): Likewise.
12714
12715 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12716
12717 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
12718
12719 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12720
12721 * config/mips/mips.md (divide_condition): New mode attribute.
12722 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
12723 (sqrt[sd]f3): Redefine using SCALARF.
12724 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
12725 patterns.
12726
12727 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12728
12729 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
12730 (loadx, storex, fmt, UNITMODE): New mode attributes.
12731 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
12732 (mul[sd]f3): Redefine using :SCALARF.
12733 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
12734 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
12735 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
12736 Check TARGET_FUSED_MADD for V2SF too.
12737 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
12738 were already named.
12739 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
12740 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
12741
12742 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12743
12744 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
12745 V2SF_type_node if it will be needed.
12746
12747 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12748
12749 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
12750 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
12751 (mips_prepare_builtin_target): New function.
12752 (mips_expand_builtin): Use them. Update calls to subroutines.
12753 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
12754 cmp_choice with a boolean argument to select between movt and movf.
12755 Take the comparison's icode as an argument, not the function's fcode.
12756 (mips_expand_compare_builtin): New function. Rename existing function
12757 to mips_expand_scalar_compare_builtin.
12758 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
12759 (mips_expand_ps_compare_builtin): Use the new functions. Take the
12760 comparison's icode as an argument, not the builtin's fcode.
12761
12762 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12763
12764 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
12765 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
12766 registers are false and -1 if all registers are true.
12767 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
12768 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
12769 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
12770 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
12771 (bc1any2t, bc1any2f): Likewise CCV2.
12772 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
12773
12774 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12775
12776 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
12777 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
12778 UNSPEC rather than an IF_THEN_ELSE.
12779 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
12780 mips_cond_move_tf_ps by name.
12781
12782 2004-08-29 Chao-ying Fu <fu@mips.com>
12783 James E Wilson <wilson@specifixinc.com>
12784
12785 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
12786 8 byte size and alignment. Give CCV4 16 byte size and alignment.
12787 * config/mips/mips-ps-3d.md: New file.
12788 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
12789 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
12790 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
12791 (mips_output_move): Emit "mov.ps" for V2SFmode.
12792 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
12793 MODE_VECTOR_FLOAT.
12794 (override_options): Check if TARGET_MIPS3D and there was an explicit
12795 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
12796 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
12797 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
12798 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
12799 and allow CCV2 and CCV4 to occupy two and four CC registers.
12800 (print_fcc_operand): New function.
12801 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
12802 %Z to call print_fcc_operand.
12803 (mips_function_value): Handle MODE_VECTOR_FLOAT.
12804 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
12805 (mips_vector_mode_supported_p): New function.
12806 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
12807 (builtin_description): New struct.
12808 (mips_bdesc): New array of struct builtin_description.
12809 (mips_expand_builtin, mips_init_builtins,
12810 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
12811 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
12812 functions.
12813 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
12814 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
12815 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
12816 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
12817 "-mips3d", and "-mno-mips3d".
12818 (ASM_SPEC): Map -mips3d to -mips3d in gas.
12819 (EXTRA_CONSTRAINT_Y): New macro.
12820 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
12821 multi-letter constraint 'Y'.
12822 (CONSTRAINT_LEN): New macro.
12823 (enum mips_builtins): New for MIPS builtin functions.
12824 (enum mips_function_type): New for the types of MIPS builtin functions.
12825 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
12826 * config/mips/mips.md: New constants for paired single and MIPS-3D
12827 instructions. Include the new mips-ps-3d.md file.
12828 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
12829 movv2sf_hardfloat_64bit): New named patterns.
12830 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
12831 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
12832 sdxc1_v2sf_di): New unnamed patterns.
12833 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
12834 const_vector support.
12835 (const_0_or_1_operand): New predicate.
12836 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
12837
12838 2004-08-29 Diego Novillo <dnovillo@redhat.com>
12839
12840 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
12841 (tree-ssa-propagate.o): New rule.
12842 (GTFILES): Add tree-ssa-propagate.c.
12843 * tree-flow.h (struct stmt_ann_d): Remove field
12844 in_ccp_worklist.
12845 * tree-ssa-propagate.c: New file.
12846 * tree-ssa-propagate.h: New file.
12847 * tree-ssa-ccp.c: Re-write to use the routines from
12848 tree-ssa-propagate.c.
12849
12850 2004-08-28 Andrew Pinski <apinski@apple.com>
12851
12852 * tree-ssa-loop.c: Remove extra include of basic-block.h.
12853
12854 2004-08-28 Ziemowit Laski <zlaski@apple.com>
12855
12856 * c-common.h: Update comments about ObjC/ObjC++ entry points.
12857 (objc_is_reserved_word): New prototype.
12858 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
12859 separate section; these are call-backs.
12860 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
12861 ObjC/ObjC++ "@" keywords.
12862 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
12863 prototypes; they already live in c-common.h.
12864 * stub-objc.c: Update copyright notice.
12865 (objc_is_reserved_word): New stub.
12866
12867 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
12868
12869 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
12870 even when not checking.
12871
12872 2004-08-27 Jason Merrill <jason@redhat.com>
12873
12874 PR c++/13684
12875 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
12876 (gimple_push_cleanup): Add eh_only parm.
12877 (gimplify_target_expr): Pass it.
12878 * c.opt (-fno-threadsafe-statics): New option.
12879 * c-opts.c (c_common_handle_option): Handle it.
12880 * c-common.h (flag_threadsafe_statics): Declare it.
12881 * c-common.c (flag_threadsafe_statics): Record it.
12882 * doc/invoke.texi: Document it.
12883 * tsystem.h (_GNU_SOURCE): Define.
12884 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
12885 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
12886 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
12887 (__gthread_recursive_mutex_init_function): New fn.
12888 (__gthread_recursive_mutex_lock): New fn.
12889 (__gthread_recursive_mutex_trylock): New fn.
12890 (__gthread_recursive_mutex_unlock): New fn.
12891 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
12892 * gthr-win32.h, gthr-vxworks.h: Likewise.
12893 * gthr.h: Document.
12894
12895 2004-08-27 David Edelsohn <edelsohn@gnu.org>
12896
12897 * config/rs6000/rs6000.c (rs6000_override_options): Increase
12898 maximum skip to 15. Set function alignment, jump alignment, and
12899 loop alignment to 16 for processors that form dispatch groups.
12900 (rs6000_rtx_costs): outer_code is used.
12901
12902 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
12903
12904 * stor-layout.c (sizetype_set): Remove.
12905 (set_sizetype): Don't test or set it.
12906
12907 * tree.h (size_int_type): Remove.
12908 * fold-const.c: Do not #include gt-fold-const.h.
12909 (size_htab_hash, size_htab_eq): Remove.
12910 (size_int_kind): Use build_int_cst.
12911 (new_const, size_htab): Remove.
12912 (size_int_type): Remove.
12913 (round_up): Use build_int_cst.
12914 (round_down): Likewise. Remove spurious constant build.
12915
12916 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
12917
12918 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
12919 Add is_release variable, use it for --enable-werror and
12920 --enable-checking defaults.
12921 * system.h (gcc_assert, gcc_unreachable): New.
12922 * doc/install.texi (--enable-checking): Update.
12923 * configure, config.in: Rebuilt.
12924
12925 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
12926
12927 * rtl.h (read_rtx): Change prototype.
12928 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
12929 line number. Return true on success.
12930 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
12931 callers accordingly.
12932
12933 2004-08-26 Richard Henderson <rth@redhat.com>
12934
12935 * c-typeck.c (build_offsetof): Remove.
12936 * c-tree.h (build_offsetof): Remove.
12937 * c-common.c (fold_offsetof_1, fold_offsetof): New.
12938 * c-common.h (fold_offsetof): Declare.
12939 * c-parse.in (offsetof_base): New.
12940 (offsetof_member_designator): Use it. Build references, not just
12941 a tree list.
12942 (primary): Use fold_offsetof, not build_offsetof.
12943
12944 2004-08-26 Richard Henderson <rth@redhat.com>
12945
12946 * tree.c (staticp): Return the static object.
12947 * tree.h (staticp): Update decl.
12948 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
12949 * langhooks.c (lhd_staticp): Return NULL_TREE.
12950 * langhooks-def.h (lhd_staticp): Update decl.
12951 * c-common.c (c_staticp): Return the static object.
12952 * c-common.h (c_staticp): Update decl.
12953
12954 2004-08-26 Richard Henderson <rth@redhat.com>
12955
12956 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
12957 modes.
12958
12959 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
12960
12961 PR c/13801
12962 * c-decl.c (struct c_binding): Add type and inner_comp fields.
12963 (bind): Set type and inner_comp fields.
12964 (pop_scope): Restore type of decl to the correct type from an
12965 outer scope. Give error when popping file scope for incomplete
12966 arrays completed incompatibly with default initialization in an
12967 inner scope.
12968 (diagnose_mismatched_decls): Handle externs with initializers at
12969 block scope.
12970 (pushdecl): Set type of external declaration at block scope based
12971 only on the visible declarations. Save type when changing the
12972 type of a declaration. Merge an external declaration at block
12973 scope with a visible static declaration at file scope.
12974 (implicitly_declare): Give recycled old declaration the new type
12975 except for incompatible declarations of built-in functions, saving
12976 the old type.
12977
12978 2004-08-26 Ziemowit Laski <zlaski@apple.com>
12979
12980 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
12981
12982 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
12983
12984 * tree-alias-common.c (gate_pta): New function.
12985 (pass_build_pta): Use it.
12986 (pass_del_pta): Use it.
12987 (delete_alias_vars): Don't check flag_tree_points_to.
12988
12989 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12990
12991 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
12992 TFmode as additional register mode cloberred by call.
12993
12994 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12995
12996 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
12997 parallel pattern for library call returning DImode in
12998 mixed mode.
12999
13000 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
13001
13002 * config/rs6000/rs6000.c (function_arg): Generate parallel
13003 pattern for more split args.
13004
13005 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
13006
13007 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
13008 either gen_movdi_di_update or gen_movdi_si_update depending on
13009 target mode.
13010 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
13011 to generate two versions.
13012
13013 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
13014
13015 * Makefile.in (lambda-code.o): New.
13016 (lambda-trans.o): Ditto.
13017 (TREE_DATA_REF_H): Ditto.
13018 (LAMBDA_H): Ditto.
13019 (lambda-mat.o): Use LAMBDA_H.
13020 (tree-data-ref.o): Ditto.
13021 * lambda-code.c: New file. Lambda code generation algorithm.
13022 * lambda-trans.c: Ditto. Lambda transformation matrix support.
13023 * lambda.h: Add lambda loop structures.
13024 Add lambda loopnest structures.
13025 Add lambda body vector structure.
13026 Add lambda linear expression structures.
13027 Add prototypes for functions in new files.
13028 * lambda-mat.c: Include tree.h
13029
13030 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
13031 Sebastian Pop <pop@cri.ensmp.fr>
13032
13033 * tree-data-ref.h: Include lambda.h
13034 (free_dependence_relation): Declared here.
13035 (free_dependence_relations): Ditto.
13036 (free_data_refs): Ditto.
13037 * tree-data-ref.c (free_dependence_relation): New function.
13038 (free_dependence_relations): Ditto.
13039 (free_data_refs): Ditot.
13040 (analyze_all_data_dependences): Free datarefs and dependence_relations.
13041 (build_classic_dist_vector): Store in the dependence_relations the
13042 information. Each arc in the dependence_relations graph is labelled
13043 with the distance and direction vectors.
13044 (build_classic_dir_vector): Ditto.
13045 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
13046 Now computes again the whole dependence graph including read-read
13047 relations.
13048 (compute_data_dependences_for_loop): Now dependence_relations contains
13049 all the data, and thus it doesn't need to initialize the classic_dir
13050 and classic_dist vectors.
13051 (analyze_all_data_dependences): Adjusted for using the new interface of
13052 compute_data_dependences_for_loop. Remove the statistics dump.
13053
13054 2004-08-26 Bob Wilson <bob.wilson@acm.org>
13055
13056 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
13057 (xtensa_expand_block_move): Update comment.
13058 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
13059
13060 2004-08026 Richard Earnshaw <rearnsha@arm.com>
13061
13062 PR target/13506
13063 * toplev.c (crash_signal): If we crashed while emitting
13064 a user asm, then die more gracefully.
13065
13066 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
13067
13068 PR target/17119.
13069 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
13070 checking for a valid constant, regardless of sign.
13071
13072 2004-08-25 Richard Henderson <rth@redhat.com>
13073
13074 PR target/16974
13075 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
13076 if the constant satisfies add_operand.
13077
13078 2004-08-25 Richard Henderson <rth@redhat.com>
13079
13080 PR debug/10695
13081 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
13082 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
13083 unwind info for >16-bit frames.
13084
13085 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
13086
13087 PR target/17171
13088 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
13089
13090 2004-08-25 Richard Henderson <rth@redhat.com>
13091
13092 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
13093 (TARGET_CANNOT_FORCE_CONST_MEM): New.
13094
13095 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
13096
13097 * doc/tree-ssa.texi: Document new operand iterator.
13098
13099 2004-08-26 Alan Modra <amodra@bigpond.net.au>
13100
13101 PR target/16480
13102 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
13103 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
13104 as PLUS base regs.
13105
13106 2005-08-28 Paul Brook <paul@codesourcery.com>
13107
13108 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
13109 -mfpu=vfp -march=armv5t
13110 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
13111
13112 2004-08-25 Richard Henderson <rth@redhat.com>
13113
13114 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
13115 * target.h (struct gcc_target): Add scalar_mode_supported_p.
13116 * targhooks.c (default_scalar_mode_supported_p): New.
13117 * targhooks.h (default_scalar_mode_supported_p): Declare.
13118 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
13119
13120 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
13121 before attempting to create types. Tidy.
13122 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
13123
13124 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
13125 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
13126
13127 2004-08-25 Richard Henderson <rth@redhat.com>
13128
13129 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
13130 set REAL_MODE_FORMAT for TFmode.
13131
13132 2004-08-25 Ziemowit Laski <zlaski@apple.com>
13133
13134 * c-decl.c (grokparm): New function.
13135 * c-tree.h (grokparm): New prototype.
13136
13137 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
13138
13139 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
13140 iterator controlling structure.
13141 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
13142 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
13143 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
13144 iterator flags.
13145 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
13146 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
13147 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
13148 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
13149 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
13150 Empty operand pointers.
13151 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
13152 (op_iter_next_use): New. Return next use_operand_p.
13153 (op_iter_next_def): New. Return next def_operand_p.
13154 (op_iter_next_tree): New. Return next operands as a tree.
13155 (op_iter_init): New. Initialize an iterator structure.
13156 (op_iter_init_use): New. Initialize structure and get the first use.
13157 (op_iter_init_def): New. Initialize structure and get the first def.
13158 (op_iter_init_tree): New. Initialize structure and get the first tree.
13159 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
13160 (op_iter_init_maydef): New. Initialize structure and get the first
13161 V_MAY_DEF operands.
13162 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
13163 * tree-dfa.c (compute_immediate_uses_for_stmt,
13164 redirect_immediate_uses): Use new operand iterator.
13165 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
13166 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
13167 operands instead of using *_disappeared_p routines.
13168 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
13169 ssa_rewrite_stmt): Use new operand iterator.
13170 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
13171 rewrite_trees): Use new operand iterator.
13172 * tree-pretty-print.c (dump_vops): Use new operand iterator.
13173 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
13174 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
13175 dump_points_to_info): Use new operand iterator.
13176 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
13177 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
13178 operand iterator.
13179 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
13180 propagate_necessity): Use new operand iterator.
13181 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
13182 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
13183 a parameter instead of a stmt_ann_t.
13184 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
13185 build_tree_conflict_graph): Use new operand iterator.
13186 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
13187 rewrite_mem_refs): Use new operand iterator.
13188 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
13189 check_loop_closed_ssa_use): Use new operand iterator.
13190 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
13191 * tree-ssanames.c (release_defs): Use new operand iterator.
13192 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
13193
13194 2004-08-25 Adam Nemet <anemet@lnxw.com>
13195
13196 * tlink.c (initial_cwd): New variable.
13197 (tlink_init): Initialize it.
13198 (recompile_files): Use tlink_execute() instead of system(). Don't
13199 duplicate verbose output of collect_execute. Restore initial_cwd.
13200 Update comment before the function.
13201
13202 2004-08-25 Ziemowit Laski <zlaski@apple.com>
13203
13204 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
13205 accept) a cast from one Objective-C pointer type to another.
13206
13207 2004-08-25 Paolo Carlini <pcarlini@suse.de>
13208
13209 * doc/install.texi: Document that libstdc++-v3 requires
13210 now automake 1.9.1.
13211
13212 2004-08-25 Caroline Tice <ctice@apple.com>
13213
13214 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
13215 to comments at start of function.
13216 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
13217 comment.
13218 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13219 merge_blocks_move_predecessor_nojumps,
13220 merge_blocks_move_successor_nojumps, merge_blocks_move,
13221 try_crossjump_to_edge, try_crossjump_bb): Likewise.
13222 * cfglayout.c (fixup_reorder_chain): Likewise.
13223 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
13224 cfg_layout_can_merge_blocks_p): Likewise.
13225 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
13226 * passes.c (rest_of_compilation): Update comments for calling
13227 optimization that partitions hot/cold basic blocks.
13228 * doc/invoke.texi: Update documentation of
13229 freorder-blocks-and-partition flag.
13230
13231 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
13232
13233 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
13234 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
13235
13236 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
13237
13238 * config/mips/mips.md (any_shift): New code macro.
13239 (optab, insn): New code attributes.
13240 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
13241 Use the standard rather than internal patterns for the MIPS16
13242 double-shift optimization.
13243 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
13244 Redefine using :GPR and any_shift.
13245 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
13246 to cover all three shifts.
13247 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
13248 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
13249 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
13250
13251 2004-08-24 Geoffrey Keating <geoffk@apple.com>
13252
13253 * gimplify.c (lookup_tmp_var): Separate temporaries when not
13254 optimizing.
13255
13256 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13257
13258 PR libstdc++/17005 (fix for HP-UX 11.11)
13259 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
13260 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
13261 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
13262 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
13263 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
13264 (LINK_SPEC): Handle march=1.0 option.
13265 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
13266 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
13267 (SUBTARGET_OPTIONS): New define.
13268 (LINK_SPEC): Handle march=1.0 option.
13269 (STARTFILE_SPEC): New define.
13270 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
13271 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
13272 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
13273 (SUBTARGET_OPTIONS): New define.
13274 (LINK_SPEC): Handle march=1.0 option.
13275 (STARTFILE_SPEC): New define.
13276 * config/pa/pa.c (override_options): Add code to process -munix= option.
13277 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
13278 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
13279 defines.
13280 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
13281 (SUBTARGET_OPTIONS): Provide default define.
13282 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
13283 STANDARD_STARTFILE_PREFIX_2): New defines.
13284 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
13285 (ENDFILE_SPEC): Use %O.
13286 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
13287 Mention issue caused by changing namespace and runtime to UNIX 95/98.
13288 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
13289 Document -munix=std option.
13290
13291 2004-08-25 Steven Bosscher <stevenb@suse.de>
13292
13293 * cse.c (cse_around_loop, cse_check_loop_start,
13294 cse_set_around_loop): Remove.
13295 (cse_basic_block): Remove the around_loop argument.
13296 (cse_end_of_basic_block): Remove the after_loop argument.
13297 (cse_main): Likewise.
13298 * rtl.h (cse_main): Update prototype.
13299 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
13300 rest_of_handle_gcse): Update cse_main calls.
13301
13302 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
13303
13304 * tree.h (build_int_cst): New, sign extended constant.
13305 (build_int_cstu): New, zero extended constant.
13306 (build_int_cst_wide): Renamed from build_int_cst.
13307 * tree.c (build_int_cst, build_int_cstu): New.
13308 (build_int_cst_wide): Renamed from build_int_cst.
13309 (make_vector_type, build_common_tree_nodes,
13310 build_common_tree_nodes_2): Adjust build_int_cst calls.
13311 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
13312 expand_builtin_strpbrk, expand_builtin_fputs,
13313 build_string_literal, expand_builtin_printf,
13314 expand_builtin_sprintf, fold_builtin_classify_type,
13315 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
13316 fold_builtin_toascii, fold_builtin_isdigit,
13317 simplify_builtin_strstr, simplify_builtin_strpbrk,
13318 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
13319 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
13320 DEF_ATTR_INT): Likewise.
13321 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
13322 Likewise.
13323 * c-lex.c (interpret_integer, lex_charconst): Likewise.
13324 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
13325 * c-pretty-print.c (pp_c_integer_constant): Likewise.
13326 * c-typeck.c (really_start_incremental_init, push_init_level,
13327 set_nonincremental_init_from_string): Likewise.
13328 * calls.c (load_register_parameters): Likewise.
13329 convert.c (convert_to_pointer): Likewise.
13330 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
13331 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
13332 build_gcov_info): Likewise.
13333 * except.c (init_eh, assign_filter_values): Likewise.
13334 * expmed.c (store_fixed_bit_field, extract_bit_field,
13335 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
13336 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
13337 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
13338 * expr.c (convert_move, emit_group_load, emit_group_store,
13339 expand_assignment, store_constructor, store_field,
13340 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
13341 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
13342 invert_truthvalue, optimize_bit_field_compare,
13343 decode_field_reference, all_ones_mask_p, constant_boolean_node,
13344 fold_div_compare, fold, fold_read_from_constant_string,
13345 fold_negate_const, fold_abs_const, fold_not_const, round_up,
13346 round_down): Likewise.
13347 * function.c (assign_parm_setup_block): Likewise.
13348 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
13349 Likewise.
13350 * stor-layout.c (layout_type, initialize_sizetypes,
13351 set_min_and_max_values_for_integral_type): Likewise.
13352 * tree-chrec.c (chrec_fold_multiply_poly_poly,
13353 reset_evolution_in_loop): Likewise.
13354 * tree-chrec.h (build_polynomial_chrec): Likewise.
13355 * tree-complex.c (build_replicated_const): Likewise.
13356 * tree-eh.c (honor_protect_cleanup_actions,
13357 lower_try_finally_onedest, lower_try_finally_copy,
13358 lower_try_finally_switch): Likewise.
13359 * tree-mudflap.c (mf_build_string, mx_register_decls,
13360 mudflap_register_call, mudflap_enqueue_constant): Likewise.
13361 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
13362 * tree-pretty-print.c (dump_generic_node): Likewise.
13363 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
13364 Likewise.
13365 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
13366 * tree-ssa-loop-niter.c (number_of_iterations_cond,
13367 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
13368 Likewise.
13369 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
13370 canonicalize_loop_induction_variables): Likewise.
13371 * tree-vectorizer.c (vect_create_index_for_array_ref,
13372 vect_transform_loop_bound, vect_compute_data_ref_alignment):
13373 Likewise.
13374
13375 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
13376 alpha_gimplify_va_arg_1): Likewise.
13377 * config/arm/arm.c (arm_get_cookie_size): Likewise.
13378 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
13379 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13380 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
13381 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
13382 mips_gimplify_va_arg_expr): Likewise.
13383 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
13384 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
13385 add_compiler_branch_island): Likewise.
13386 * config/s390/s390.c (s390_va_start): Likewise.
13387 * config/sh/sh.c (sh_va_start): Likewise.
13388 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
13389 Likewise.
13390 * config/xtensa/xtensa.c (xtensa_va_start,
13391 xtensa_gimplify_va_arg_expr): Likewise.
13392
13393 * objc/objc-act.c (build_objc_string_object,
13394 build_objc_symtab_template, init_def_list, init_objc_symtab,
13395 init_module_descriptor, generate_static_references,
13396 build_selector_translation_table, get_proto_encoding,
13397 build_typed_selector_reference, build_selector_reference,
13398 build_next_objc_exception_stuff,
13399 build_method_prototype_list_template, generate_descriptor_table,
13400 generate_protocols, build_protocol_initializer,
13401 build_ivar_list_template, build_method_list_template,
13402 build_ivar_list_initializer, generate_ivars_list,
13403 generate_dispatch_table, generate_protocol_list,
13404 build_category_initializer, build_shared_structure_initializer,
13405 generate_shared_structures, handle_impent,
13406 generate_objc_image_info): Likewise.
13407
13408 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
13409
13410 * cfglayout.c (duplicate_insn_chain): Remove references to
13411 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
13412 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
13413 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
13414 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
13415 and NOTE_INSN_LOOP_CONT.
13416 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
13417 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
13418 and NOTE_INSN_LOOP_CONT.
13419 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
13420 check_dbra_loop, loop_dump_aux): Remove references to removed notes
13421 and fields.
13422 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
13423 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
13424 references to removed notes and fields.
13425 (subtract_reg_term, ujump_to_loop_cont): Remove.
13426
13427 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
13428
13429 * doc/install.texi: Document that libcpp does not require
13430 Automake any longer. Document that Automake 1.9.1 should
13431 work everywhere.
13432
13433 2004-08-25 Zack Weinberg <zack@codesourcery.com>
13434
13435 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
13436 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
13437 DWARF_DEBUGGING_INFO from choice-of-definition chain;
13438 restructure using C89 features (#elif, #error).
13439 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
13440 * config/sh/sh.h: Remove references to DWARF_DEBUG.
13441 * doc/invoke.texi: Remove references to DWARF version 1;
13442 clarify why -gdwarf-2<n> doesn't work.
13443
13444 2004-08-25 Zack Weinberg <zack@codesourcery.com>
13445
13446 * basic-block.h (BB_SET_PARTITION): Clear old value first.
13447 * cfg.c (clear_bb_flags): Don't clear partition setting.
13448 * ifcvt.c (find_if_case_1): Remove ??? comment.
13449
13450 2004-08-25 Alan Modra <amodra@bigpond.net.au>
13451
13452 PR target/17052
13453 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
13454 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
13455 current_function_stdarg in place of sysv_varargs_p.
13456 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
13457 sysv_varargs_p.
13458
13459 2004-08-24 Richard Henderson <rth@redhat.com>
13460
13461 PR target/16298
13462 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
13463 random codes within CONST.
13464
13465 2004-08-24 James E Wilson <wilson@specifixinc.com>
13466
13467 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
13468 -freorder-blocks-and-partition.
13469
13470 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13471
13472 PR middle-end/17044
13473 * tree-ssa-threadupdate.c (redirection_data): Make static.
13474 (thread_block): Use ggc_alloc_cleared to allocate struct
13475 redirection_data. Don't free elements in redirection_data.
13476
13477 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13478
13479 * config/mips/predicates.md (small_data_pattern): Match prefetches.
13480
13481 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13482
13483 PR tree-optimization/17016
13484 * tree-ssa-loop-niter.c (number_of_iterations_cond,
13485 number_of_iterations_exit): Use POINTER_TYPE_P instead
13486 of testing for POINTER_TYPE.
13487
13488 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13489
13490 * tree-ssa-loop-ivcanon.c: New file.
13491 * tree-ssa-loop-manip.c (create_iv): New function.
13492 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
13493 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
13494 * cfgloop.c (mark_single_exit_loops): New function.
13495 (verify_loop_structure): Verify single-exit loops.
13496 * cfgloop.h (struct loop): Add single_exit field.
13497 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
13498 (mark_single_exit_loops): Declare.
13499 (tree_num_loop_insns): Declare.
13500 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
13501 (duplicate_loop_to_header_edge): Use it.
13502 * common.opt (fivcanon): New flag.
13503 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
13504 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
13505 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
13506 (bsi_insert_on_edge_immediate): New function.
13507 * tree-flow.h (bsi_insert_on_edge_immediate,
13508 canonicalize_induction_variables, tree_unroll_loops_completely,
13509 create_iv): Declare.
13510 * tree-optimize.c (init_tree_optimization_passes): Add
13511 pass_iv_canon and pass_complete_unroll.
13512 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
13513 * tree-scalar-evolution.c (get_loop_exit_condition,
13514 get_exit_conditions_rec, number_of_iterations_in_loop,
13515 scev_initialize): Use single_exit information.
13516 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
13517 missing assumptions.
13518 (loop_niter_by_eval): Return number of iterations as unsigned
13519 int.
13520 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
13521 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
13522 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
13523 New passes.
13524 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
13525 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
13526 the defining statement is ready.
13527 * tree-vectorizer.c (vect_create_iv_simple): Removed.
13528 (vect_create_index_for_array_ref, vect_transform_loop_bound):
13529 Use create_iv.
13530 (vect_transform_loop_bound): Use single_exit information.
13531 (vect_analyze_loop_form): Cleanup bogus tests.
13532 (vectorize_loops): Do not call flow_loop_scan.
13533 * tree.h (may_negate_without_overflow_p): Declare.
13534 * fold-const.c (may_negate_without_overflow_p): Split out from ...
13535 (negate_expr_p): ... this function.
13536 (tree_expr_nonzero_p): Handle overflowed constants correctly.
13537 * doc/invoke.texi (-fivcanon): Document.
13538 * doc/passes.texi: Document canonical induction variable creation.
13539
13540 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13541
13542 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
13543 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
13544 using the mode of the operand to decide between them.
13545 * config/mips/mips.md (MOVECC): New mode macro.
13546 (ccreg): New mode attribute.
13547 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
13548 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
13549 (mov[sd]icc): Redefine using :GPR.
13550
13551 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13552
13553 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
13554 (mips_prefetch_cookie): New function.
13555 * config/mips/mips.c (print_operand_address): Fix handling of
13556 ADDRESS_CONST_INT.
13557 (mips_emit_prefetch): Delete.
13558 (mips_prefetch_cookie): New function.
13559 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
13560 mode of QImode for the address_operand. Use mips_prefetch_cookie
13561 to calculate the first "pref" operand.
13562 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
13563 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
13564
13565 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
13566
13567 * arm.md: Include predicates.md.
13568 * predicates.md: New file.
13569 * arm.c (s_register_operand, arm_hard_register_operand)
13570 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
13571 (arm_immediate_operand, arm_neg_immediate_operand)
13572 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
13573 (arm_add_operand, arm_addimm_operand, arm_not_operand)
13574 (offsettable_memory_operand, alignable_memory_operand)
13575 (arm_reload_memory_operand, arm_float_rhs_operand)
13576 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
13577 (index_operand, shiftable_operator, logical_binary_operator)
13578 (shift_operator, equality_operator, arm_comparison_operator)
13579 (minmax_operator, cc_register, dominant_cc_register)
13580 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
13581 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
13582 (const_shift_operand, load_multiple_operation)
13583 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
13584 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
13585 (cirrus_register_operand, cirrus_fp_register)
13586 (cirrus_shift_const): Delete, replaced with equivalents in
13587 predicates.md.
13588 (shift_op): Handle ROTATE.
13589 * arm-protos.h: Delete declarations for above.
13590 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
13591 * t-arm (MD_INCLUDES): Add predicates.md.
13592 (s-preds): Depends on MD_INCLUDES.
13593
13594 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13595
13596 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
13597 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
13598 patterns. Redefine using :GPR. Give the match_operator a mode.
13599 Use '%2' rather than '%z2' for operand 2.
13600
13601 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13602
13603 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
13604 attribute.
13605
13606 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13607
13608 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
13609 of internal patterns.
13610 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
13611 Redefine using :P.
13612 (tablejump): Use expand_binop to calculate address. Adjust names
13613 of internal patterns.
13614 (tablejump[sd]i): Renamed from tablejump_internal[12].
13615 Redefine using :P.
13616 (tablejump_mips16[12]): Delete.
13617
13618 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13619
13620 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
13621 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
13622 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
13623 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
13624 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
13625
13626 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13627
13628 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
13629 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
13630 using :GPR.
13631 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
13632 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
13633 (*branch_equality[sd]i_inverted): Likewise
13634 branch_equality{,_di}_inverted.
13635 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
13636 Redefine using :GPR.
13637
13638 2004-08-24 Zack Weinberg <zack@codesourcery.com>
13639
13640 * rtl.def: Reorganize, placing all codes used only in machine
13641 descriptions at the end.
13642
13643 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
13644 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
13645 rtx_name, rtx_format arrays by direct reference to rtl.def,
13646 first undefining GENERATOR_FILE. Define enum insn_note and
13647 note_insn_name array by direct reference to insn-notes.def.
13648 (adjust_field_rtx_def): Remove local definition of rtx_name.
13649 Use symbolic names for insn notes.
13650 * Makefile.in (gengtype.o): Update dependencies.
13651
13652 2004-08-24 Zack Weinberg <zack@codesourcery.com>
13653
13654 * basic-block.h (struct basic_block_def): Reorder fields to
13655 eliminate interior padding. Remove 'partition' field.
13656 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
13657 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
13658 (BB_COPY_PARTITION): New macros.
13659 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
13660 Replace all references to the 'partition' field of a basic
13661 block with new macros.
13662
13663 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
13664 * final.c (final_scan_insn): Don't handle it.
13665 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
13666 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
13667 * sched-rgn.c (sched_is_disabled_for_current_region_p):
13668 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
13669
13670 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
13671
13672 * c-decl.c (c_init_decl_processing): Adjust
13673 build_common_tree_nodes call.
13674 * expmed.c (const_mult_add_overflow_p): Use
13675 build_distinct_type_copy.
13676 * stor-layout.c (early_type_list): Remove.
13677 (layout_type): Don't append to early_type_list.
13678 (initialize_sizetypes): Add signed_p argument.
13679 (set_sizetype): Overwrite the stub type nodes directly.
13680 * tree.c (copy_node_stat): Clear a type's value cache here ...
13681 (build_distinct_type): ... not here.
13682 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
13683 * tree.h (initialize_sizetypes): Add signed_p argument.
13684 (build_common_tree_nodes): Likewise.
13685
13686 * objc/objc-act.c (get_static_reference): Use
13687 build_variant_type_copy.
13688 (get_protocol_reference): Likewise.
13689 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
13690
13691 2004-08-24 Richard Henderson <rth@redhat.com>
13692 Andrew Pinski <apinski@apple.com>
13693
13694 * gimplify.c (gimplify_array_ref_to_plus): Delete.
13695 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
13696 for ARRAY_REF.
13697
13698 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
13699 ARRAY_REF also to get to the STRING_CST.
13700
13701 2004-08-24 Paul Brook <paul@codesourcery.com>
13702
13703 * config/arm/arm.c (arm_override_options): Update error message.
13704 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
13705 TARGET_HARD_FLOAT_ABI.
13706 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
13707 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
13708
13709 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
13710
13711 PR target/17093
13712 * config/m32r.md (movsi_sda): Add SI mode specification to
13713 UNSPEC.
13714
13715 2004-08-24 Nick Clifton <nickc@redhat.com>
13716
13717 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
13718 of seth_add3_operand.
13719
13720 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
13721
13722 * Makefile.in (PROTO_OBJS): Add errors.o.
13723 * protoize.c (fancy_abort): Remove.
13724 * mips-tfile.c (fancy_abort): Add parameters.
13725
13726 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
13727
13728 * doc/trouble.texi (C++ misunderstandings): Fix example code.
13729
13730 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
13731
13732 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
13733 (host-default.o): Add dependency on HOOKS_H.
13734 * config/x-linux: Likewise.
13735 * config/x-solaris: Likewise.
13736 * config/i386/x-mingw32: Likewise.
13737 * config/rs6000/x-darwin: Likewise.
13738
13739 2004-08-23 James E Wilson <wilson@specifixinc.com>
13740
13741 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
13742 DEF_REG_NOTE.
13743
13744 2004-08-23 Mark Mitchell <mark@codesourcery.com>
13745
13746 PR c/14492
13747 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
13748
13749 2004-08-23 Diego Novillo <dnovillo@redhat.com>
13750
13751 * cfg.c (check_bb_profile): Fix typos.
13752 * function.c (assign_parm_is_stack_parm): Likewise.
13753 * tree-nested.c: Likewise.
13754
13755 2004-08-23 Daniel Jacobowitz <dan@debian.org>
13756
13757 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
13758 Remove TYPECODE.
13759 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
13760
13761 2004-08-23 Eric Christopher <echristo@redhat.com>
13762
13763 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
13764 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
13765 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
13766 * target.h: Ditto.
13767 * hooks.h: Include machmode.h.
13768 (hook_bool_mode_false): Declare.
13769 * hooks.c (hook_bool_mode_false): Define.
13770 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
13771 * stor-layout.c (layout_type): Ditto.
13772 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
13773 Define to target macro.
13774 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
13775 * config/arm/arm.c: Ditto. Use.
13776 * config/arm/arm.h: Ditto.
13777 * config/arm/arm-protos.h: Ditto.
13778 * config/i386/i386.c: Ditto.
13779 * config/i386/i386.h: Ditto.
13780 * config/rs6000/rs6000.c: Ditto.
13781 * config/rs6000/rs6000.h: Ditto.
13782 * config/sh/sh.c: Ditto.
13783 * config/sh/sh.h: Ditto.
13784 * config/sh/sh-protos.h: Ditto.
13785 * config/sh/sh.md: Use.
13786 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
13787 to TARGET_VECTOR_MODE_SUPPORTED_P.
13788
13789 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
13790
13791 * Makefile.in (BUILD_ERRORS): Set to build-errors.
13792 (errors.o): New target for host.
13793 (build-errors.o): New target for build.
13794 (genobjs): Replace errors.o with build-errors.
13795 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
13796 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
13797 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
13798 (fix-header.o): Add errors.h
13799 * collect2.c (fancy_abort): Add parameters.
13800 * collect2.h (fancy_abort): Don't declare.
13801 * errors.h (fancy_abort): Don't declare.
13802 * errors.c: Include either bconfig.h or config.h.
13803 (fancy_abort): Trim filename.
13804 * fix-header.c (v_fatal, fatal): Remove.
13805 (progname): Remove definition.
13806 (main): Set progname here.
13807 * gcc.c (fancy_abort): Add parameters.
13808 * gcc.h (fancy_abort): Remove declaration.
13809 * gcov.c (fancy_abort): Remove.
13810 * rtl.h (fancy_abort): Don't declare.
13811 (abort): Don't define.
13812 * tree.h (fancy_abort): Don't declare.
13813 (abort): Don't define.
13814 * system.h (fancy_abort): Declare.
13815 (abort): Define to fancy_abort.
13816 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
13817
13818 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
13819 (usize_type, ubitsizetype): Remove.
13820 * stor-layout.c (set_sizetype): Don't initialize usizetype,
13821 ubitsizetype.
13822 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
13823
13824 * tree.h (build_distinct_type_copy): New.
13825 (build_type_copy): ... here. Rename to ...
13826 (build_variant_type_copy): ... here.
13827 * tree.c (build_qualified_type): Rename build_type_copy call.
13828 (build_distinct_type_copy): New, broken out of ...
13829 (build_type_copy): ... here. Rename to ...
13830 (build_variant_type_copy): ... here. Use
13831 build_distinct_type_copy.
13832 (build_common_tree_nodes_2): Rename build_type_copy call.
13833 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
13834 call.
13835 (handle_packed_attribute, handle_unused_attribute,
13836 handle_transparanet_union_attribute, handle_aligned_attribute,
13837 handle_deprecated_attribute): Likewise.
13838 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
13839 Likewise.
13840 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
13841 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
13842 build_distinct_type_copy.
13843
13844 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13845
13846 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
13847 attribute.
13848
13849 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13850
13851 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
13852 loads and stores.
13853 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
13854 formerly unnamed patterns. Redefine using :P for the address. Remove
13855 explicit length attributes.
13856
13857 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13858
13859 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
13860 New functions.
13861 (single_reachable_address): Use them.
13862 (schedule_sm): Add dump.
13863 (is_call_clobbered_ref): New function.
13864 (determine_lsm_reg): Check whether the reference is call clobbered.
13865 Only work for gimple_reg_type values.
13866
13867 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13868
13869 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
13870 $31 store insns. Redefine using :GPR.
13871
13872 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13873
13874 * config/mips/mips.md (P): New mode macro.
13875 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
13876 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
13877 Add mode attributes.
13878
13879 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13880
13881 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
13882 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
13883 later constants to cover the gap.
13884 (load, store): New mode attributes.
13885 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
13886 Use new unspec constants.
13887
13888 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13889
13890 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
13891 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
13892 to use register_operand rather than uns_arith_operand as the predicate
13893 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
13894 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
13895 Redefine using :GPR. Make same predicate change here. Extend the
13896 commutativity of operands 1 and 2 from the SImode version to the
13897 DImode one.
13898 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
13899 but with no predicate changes.
13900 (*nor[sd]i3): Redefine using :GPR.
13901
13902 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13903
13904 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
13905 noreturn functions.
13906
13907 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13908
13909 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
13910 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
13911 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
13912 rather than "%z2" (with a fake const0_rtx for operand 2).
13913 (ffs[sd]i2): Redefine using :GPR.
13914 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
13915
13916 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13917
13918 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
13919
13920 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13921
13922 * config/mips/mips.md (any_extend): New code macro.
13923 (u, su): New code attributes.
13924 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
13925 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
13926 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
13927 (*{s,u}mul_acc_di): Redefine using any_extend.
13928 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
13929 to reflect real insn names.
13930 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
13931 with an any_extend template.
13932 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
13933 Add '*' to name.
13934
13935 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13936
13937 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
13938 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
13939 (mul[sd]i3_r4000): Redefine using :GPR.
13940 (mulsi3_mult3): Don't check TARGET_MAD separately.
13941 (muldi3_mult3): Moved after mulsi_mult3.
13942
13943 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13944
13945 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
13946 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
13947 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
13948 (TARGET_GAS, TARGET_MIPS_AS): Delete.
13949 (TARGET_GPWORD): Define to true for n32 on IRIX.
13950 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
13951 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
13952 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
13953 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
13954 (MDEBUG_ASM_SPEC): Delete, folding into...
13955 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
13956 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
13957 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
13958 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
13959 to define asm_abi_default_spec.
13960 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
13961 (TARGET_ASM_SELECT_SECTION): Delete.
13962 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
13963 for non-mips16 code, removing previous workaround for SGI assemblers.
13964 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
13965 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
13966 (override_options): Remove !TARGET_GAS and !have_named_sections code.
13967 (print_operand): Fold TARGET_GAS conditionals into asm strings.
13968 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
13969 ASM_STABS_OP and ASM_STABN_OP.
13970 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
13971 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
13972 (mips_output_function_prologue): Remove !TARGET_GAS code.
13973 (mips_select_rtx_section): Remove !have_named_sections code.
13974 (mips_select_section): Delete.
13975 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
13976 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
13977 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
13978 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
13979 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
13980 * config/mips/windiss.h (ASM_SPEC): Likewise.
13981
13982 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13983
13984 * read-rtl.c (map_value, mapping, macro_group): New structures.
13985 (BELLWETHER_CODE): New macro.
13986 (modes, codes, bellwether_codes): New variables.
13987 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
13988 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
13989 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
13990 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
13991 (add_map_value, initialize_macros): New functions.
13992 (def_hash, def_hash_eq_p): Generalize to anything that points to,
13993 or starts with, a char * field.
13994 (find_macro, read_mapping, check_code_macro): New functions.
13995 (read_rtx_1): New, split out from read_rtx. Handle the new
13996 define_{mode,code}_{macro,attr} constructs. Use find_macro
13997 to parse the name of a code or mode. Use BELLWETHER_CODE to
13998 extract the format and to choose a suitable code for rtx_alloc.
13999 Modify recursive invocations to use read_rtx_1.
14000 (read_rtx): Call initialize_macros. Apply code and mode macros
14001 to the rtx returned by read_rtx_1. Cache everything after the
14002 first macro expansion for subsequent read_rtx calls.
14003 * doc/md.texi: Document new .md constructs.
14004 * config/mips/mips.md (GPR): New mode macro.
14005 (d, si8_di5): New mode attributes.
14006 (any_cond): New code macro.
14007 (add[sd]i3): Redefine using :GPR.
14008 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
14009 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
14010 previously unnamed MIPS16 patterns.
14011 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
14012 lines. Don't match (plus (const_int 0) ...).
14013 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
14014 Use a define_split to generate the addition.
14015 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
14016 (subsi3_internal): Delete.
14017 (*subsi3_extended): Renamed from subsi3_internal_2.
14018 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
14019 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
14020 using an any_cond template.
14021
14022 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14023
14024 * read-rtl.c (read_rtx): Tidy use of format_ptr.
14025
14026 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14027
14028 * read-rtl.c (string_obstack): New file-scope variable.
14029 (read_string, read_quoted_string, read_braced_string)
14030 (read_escape): Remove obstack parameter and use string_obstack instead.
14031 (read_rtx): Remove function-local rtl_obstack and initialize
14032 string_obstack instead. Update call to read_string.
14033
14034 2004-08-22 Andrew Pinski <apinski@apple.com>
14035
14036 PR c/15262
14037 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
14038 expression is not constant.
14039 (c_finish_return): Do not go through INDIRECT_REF when looking
14040 for the inner expression of an ADDR_EXPR for warning about.
14041
14042 2004-08-22 Richard Henderson <rth@redhat.com>
14043
14044 PR 17075
14045 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
14046 create new blocks and fall through.
14047 (expand_gimple_basic_block): Update to match.
14048
14049 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
14050
14051 * reload.c (find_reloads_address): Make return value tri-state.
14052 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
14053 (find_reloads): Assume that reloaded addresses match 'o' or
14054 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
14055 returned 1 (not -1). Omit optional reloads for address operands
14056 only if find_reloads_address returned 1 (not -1).
14057
14058 * config/s390/s390.c (legitimize_reload_address): New function.
14059 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
14060 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
14061 legitimize_reload_address.
14062
14063 2004-08-22 Richard Hendersion <rth@redhat.com>
14064
14065 * tree.h (SAVE_EXPR_RESOLVED_P): New.
14066 * gimplify.c (gimplify_save_expr): Use it.
14067 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
14068 on the temporary variable.
14069
14070 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
14071
14072 * fold-const.c (rtl_expr_nonnegative_p): Delete.
14073 * tree.h (rtl_expr_nonnegative_p): Remove.
14074
14075 2004-08-22 Steven Bosscher <stevenb@suse.de>
14076
14077 * config/i386/ppro.md (ppro_complex_insn): Add missing check
14078 for cpu==pentiumpro.
14079
14080 * combine.c (struct reg_stat): Fix comment typo.
14081
14082 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
14083
14084 * c-tree.h (c_sizeof_nowarn): Remove.
14085
14086 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
14087
14088 * c-decl.c (set_array_declarator_type): Rename to
14089 set_array_declarator_inner.
14090 (build_c_parm, build_attrs_declarator, build_function_declarator):
14091 New functions.
14092 (make_pointer_declarator): Call build_attrs_declarator.
14093 * c-tree.h (set_array_declarator_type): Rename to
14094 set_array_declarator_inner.
14095 (build_c_parm, build_attrs_declarator, build_function_declarator):
14096 New prototypes.
14097 * c-parse.in (after_type_declarator,
14098 parm_declarator_starttypename, parm_declarator_nostarttypename,
14099 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
14100 firstparm): Use these functions
14101
14102 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
14103
14104 * c-decl.c (build_array_declarator, set_array_declarator_type,
14105 start_decl, grokdeclarator, grokparms): Change boolean parameters
14106 to type bool.
14107 * c-tree.h (build_array_declarator, set_array_declarator_type,
14108 start_decl): Update prototypes.
14109 * c-decl.c, c-parse.in: All callers changed.
14110
14111 2004-08-21 Mike Stump <mrs@apple.com>
14112
14113 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
14114 (darwin_fix_and_continue): Likewise.
14115 (darwin_fix_and_continue_switch): Likewise.
14116 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
14117 (darwin_fix_and_continue): Likewise.
14118 (darwin_fix_and_continue_switch): Likewise.
14119
14120 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
14121
14122 PR c++/16030
14123 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
14124 Remove, merging into ...
14125 (gen_stdcall_or_fastcall_suffix): New function, returning tree
14126 rather than const char*, and accepting additional parameter.
14127 Don't add suffix to '*'-prefixed symbols or variadic functions.
14128 (i386_pe_encode_section_info): Adjust for call to new function.
14129 Call change_decl_assembler_name.
14130
14131 2004-08-20 Mike Stump <mrs@apple.com>
14132
14133 * config/darwin.c (machopic_indirect_data_reference): Mark
14134 stubs as defined.
14135 * config/386/386.c (darwin_local_data_pic): Add.
14136 (legitimate_constant_p): Reorder so that PLUS handling runs
14137 before darwin_local_data_pic to match the ordering in
14138 legitimate_pic_address_disp_p and so that MINUS runs after
14139 darwin_local_data_pic as otherwise the darwin_local_data_pic
14140 logic can be skipped, which would be very bad.
14141 (legitimate_pic_address_disp_p): Move from from here to
14142 darwin_local_data_pic so it can be reused.
14143
14144 2004-08-21 Alan Modra <amodra@bigpond.net.au>
14145
14146 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
14147 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
14148 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
14149 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
14150 (RS6000_ABI_NAME): Define as "linux".
14151 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
14152 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
14153 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
14154 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
14155 * config/rs6000/rs6000.c (dot_symbols): New global var.
14156 (rs6000_output_function_entry): New function, modified for
14157 !DOT_SYMBOLS..
14158 (print_operand <case 'z'>): ..extracted from here.
14159 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
14160 (rs6000_output_function_epilogue): Likewise.
14161 (rs6000_elf_declare_function_name): Likewise.
14162 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
14163 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
14164 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
14165 * configure: Regenerate.
14166 * config.in: Regenerate.
14167
14168 2004-08-20 Mark Mitchell <mark@codesourcery.com>
14169
14170 * reload.c (find_reloads_address): Fix thinko in previous change.
14171
14172 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
14173 a CONST_INT.
14174
14175 2004-08-20 Jakub Jelinek <jakub@redhat.com>
14176
14177 PR rtl-optimization/17099
14178 * combine.c (force_to_mode): Check if inner_mask has any bits set
14179 outside of GET_MODE (x) instead of op_mode.
14180
14181 2004-08-20 Mark Mitchell <mark@codesourcery.com>
14182
14183 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
14184 fragment.
14185 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
14186 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
14187 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
14188 architecture.
14189 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
14190 configurations.
14191 * config/arm/t-symbian: New file.
14192
14193 2004-08-20 Andrew Pinski <apinski@apple.com>
14194
14195 * regrename.c (kill_value_regno): ANSIfy.
14196
14197 2004-08-20 Dale Johannesen <dalej@apple.com>
14198
14199 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
14200
14201 2004-08-20 Daniel Jacobowitz <dan@debian.org>
14202
14203 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
14204 (kill_value_regno): New function, derived from kill_value.
14205 (kill_value): Update.
14206 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
14207
14208 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
14209
14210 Fix PR tree-optimization/17111
14211 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
14212 of non-value_handles.
14213 (bitmap_set_contains): All constants are in every set.
14214
14215 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
14216
14217 * fold-const.c (round_up, round_down): Use build_int_cst.
14218 Optimize common case.
14219
14220 2004-08-20 Zack Weinberg <zack@codesourcery.com>
14221 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14222
14223 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
14224 one_only_data_section): Rename to som_readonly_data_section,
14225 som_one_only_readonly_data_section and som_one_only_data_section.
14226 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
14227 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
14228 conditional defines.
14229 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
14230 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
14231 string values.
14232 (pa_select_section): Use renamed section functions.
14233 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
14234 SOM_READONLY_DATA_SECTION_FUNCTION,
14235 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
14236 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
14237 Define here ...
14238 * config/pa/som.h: ... not here.
14239 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
14240 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
14241 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
14242 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
14243 (READONLY_DATA_SECTION): Use som_readonly_data_section.
14244
14245 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
14246
14247 * fold-const.c (int_const_binop): Don't generate non-overflowing
14248 size-types specially.
14249 (fold_convert_const): Likewise.
14250
14251 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
14252 clear cache on copied sizetype.
14253
14254 2004-08-20 Ben Elliston <bje@au.ibm.com>
14255
14256 * configure.ac: Don't escape apostrophe in --enable-coverage help.
14257 * configure: Regenerate.
14258
14259 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
14260
14261 PR 5620
14262 * gcc.c (struct stat input_stat): Don't define if
14263 HOST_LACKS_INODE_NUMBERS
14264 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
14265 than stat to determine if temp file is same as input file.
14266 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
14267 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
14268
14269 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
14270
14271 * configure.ac (mips*-*-*): Print an error if not using GAS.
14272 * configure: Regenerated.
14273 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
14274 comments about buggy MIPSpro assemblers.
14275 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
14276 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
14277 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
14278 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
14279 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
14280 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
14281 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
14282 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
14283 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
14284 of more general IRIX 6 definitions.
14285 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
14286 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
14287 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
14288 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
14289 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
14290 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
14291 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
14292 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
14293 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
14294 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
14295 (LINK_SPEC): Move most of definition to iris.h.
14296 (SUBTARGET_LINK_SPEC): New macro.
14297 (IRIX_STARTFILE_SPEC): Fold into...
14298 (STARTFILE_SPEC): ...here.
14299 (IRIX_ENDFILE_SPEC): Fold into...
14300 (ENDFILE_SPEC): ...here.
14301 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
14302 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
14303 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
14304 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
14305 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
14306 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
14307 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
14308 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
14309 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
14310 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
14311 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
14312 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
14313 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
14314 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
14315 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
14316 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
14317 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
14318 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
14319 (TARGET_IRIX6): Define to 1.
14320 (DRIVER_SELF_SPECS): Define.
14321 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
14322 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
14323 (SUBTARGET_LINK_SPEC): New macro.
14324 (IRIX_STARTFILE_SPEC): Fold into...
14325 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
14326 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
14327 (LIB_SPEC, LIBGCC_SPEC): Use them.
14328 (LIB_SPEC): Remove !mabi=* case.
14329 (IRIX_ENDFILE_SPEC): Fold into...
14330 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
14331 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
14332 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
14333 (TARGET_IRIX6): New macro.
14334 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
14335 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
14336 (LABEL_AFTER_LOC): Delete.
14337 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
14338 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
14339 (mips_build_builtin_va_list): Check TARGET_IRIX6.
14340 (override_options): Remove TARGET_SGI_O32_AS-related code.
14341 (irix_output_external_libcall): Make static.
14342 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
14343 LABEL_AFTER_LOC.
14344 (mips_file_start): Tidy guard for ABI sections. Remove use of
14345 ABICALLS_ASM_OP; use .abicalls instead.
14346 (mips_output_aligned_decl_common, mips_declare_object_name)
14347 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
14348 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
14349 .globl foo .text directives.
14350 (irix_asm_named_section_1, irix_asm_named_section)
14351 (irix_section_align_entry, irix_section_align_htab)
14352 (irix_orig_asm_out_file, irix_section_align_entry_eq)
14353 (irix_section_align_entry_hash, irix_asm_output_align)
14354 (irix_file_start, irix_section_align_1, copy_file_data)
14355 (irix_file_end, irix_section_type_flags): Delete.
14356 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
14357 Use standard section syntax. Remove protective "jr $31".
14358 (__gcc_fini): Likewise .gcc_fini.
14359 * config/mips/irix-crtn.asm: Adjust sections accordingly.
14360 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
14361 iris5gas.h.
14362 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
14363 from t-irix-gld.
14364 (EXTRA_MULTILIB_PARTS): Define.
14365 * config/mips/t-iris6: Remove bogus comment.
14366 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
14367 * config/mips/iris5gas.h, config/mips/iris5gld.h,
14368 config/mips/iris6gas.h, config/mips/iris6gld.h,
14369 config/mips/t-iris5-as, config/mips/t-iris5-gas
14370 config/mips/t-irix-gld: Delete.
14371 * config/mips/iris.h: New file.
14372 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
14373
14374 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
14375
14376 * postreload.c (reload_cse_move2add): Allow any condjump, but check
14377 that the implicit set isn't clobbered in the jump insn.
14378
14379 2004-08-19 Mark Mitchell <mark@codesourcery.com>
14380
14381 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
14382 * optabs.c (init_optabs): Don't check it.
14383 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
14384 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
14385
14386 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
14387
14388 * config/s390/s390.md (s390_warn_framesize_string)
14389 (s390_warn_dynamic_string, s390_stack_size_string)
14390 (s390_stack_guard_string): New global string variables.
14391 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
14392 (s390_stack_guard): New global variables.
14393 (override_options): Added checks for the new options.
14394 (s390_emit_prologue): Emit stack check and trap code and perform
14395 compile time stack size checking.
14396
14397 * config/s390/s390.h (TARGET_OPTIONS): Added new options
14398 "warn-framesize", "warn-dynamicstack", "stack-size" and
14399 "stack-guard".
14400
14401 * doc/invoke.texi: Added documentation for the new options.
14402
14403 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
14404
14405 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
14406 to eliminate warning.
14407 (linear_search_fdes): Declare p as unsigned.
14408 (binary_search_mixed_encoding_fdes): Likewise.
14409 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
14410 to eliminate warning.
14411 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
14412 type cast.
14413
14414 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
14415
14416 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
14417 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
14418 instead of one. Check for strictly legitimate address.
14419 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
14420 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
14421
14422 2004-08-19 Eric Christopher <echristo@redhat.com>
14423
14424 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
14425 * langhooks.h (unsave_expr_now): Ditto.
14426 * tree.h (unsave_expr_1): Remove prototype.
14427 (lhd_unsave_expr_now): Rename to unsave_expr_now.
14428 * tree-inline.c (unsave_expr_1): Move here
14429 from tree.c. Make static.
14430 (unsave_expr_now): Rename from lhd_unsave_expr_now.
14431 * tree-sra.c: Fix up for rename.
14432 * tree-ssa-copy.c: Ditto.
14433 * tree-eh.c: Ditto.
14434 * tree.c (unsave_expr_1): Move to tree-inline.c.
14435
14436 2004-08-19 Caroline Tice <ctice@apple.com>
14437
14438 * config/i386/cygming.h (switch_to_section): Fix typo (change
14439 in_unlikely_text_section to in_unlikely_executed_text).
14440
14441 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
14442
14443 * vec.h (VEC_lower_bound): New macro.
14444
14445 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
14446
14447 PR target/16446
14448 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
14449 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
14450 treat each ABI separately. Deal with n32/n64 complex float arguments.
14451 (function_arg): Add associated complex handling here.
14452
14453 2004-08-19 Richard Henderson <rth@redhat.com>
14454
14455 * config/arm/arm.c (arm_gen_load_multiple): Use
14456 adjust_automodify_address. Take base memory and offset instead
14457 of unchanging/struct/scalar bits.
14458 (arm_gen_store_multiple): Likewise.
14459 (arm_gen_movmemqi): Use adjust_automodify_address.
14460 * config/arm/arm-protos.h: Update decls.
14461 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
14462 (store_multiple): Similarly.
14463
14464 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
14465
14466 * regclass.c (globalize_reg): Update call_really_used_regs.
14467
14468 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
14469
14470 * doc/invoke.texi (integer-share-limit): Document.
14471
14472 * tree.h (TYPE_CACHED_VALUES_P): New.
14473 (TYPE_CACHED_VALUES): New.
14474 (TYPE_ORIG_SIZE_TYPE): Adjust.
14475 * tree.def (INTEGER_CST): Update documentation.
14476 * tree.c: Inlcude params.h.
14477 (build_int_cst): Cache small values.
14478 (build_type_copy): Do not copy the value cache.
14479 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
14480 unneeded zeroing.
14481 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
14482 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
14483 cache.
14484 * fold-const.c (force_fit_type): Copy value when setting
14485 overflows.
14486 (int_const_binop): Likewise.
14487 * stor-layout.c: Include params.h
14488 (set_sizetype): Create values cache.
14489 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
14490 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
14491 * params.h (INTEGER_SHARE_LIMIT): New.
14492 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
14493
14494 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
14495
14496 * gimplify.c (gimplify_minimax_expr): Remove.
14497 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
14498
14499 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
14500
14501 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
14502 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
14503
14504 2004-08-19 Mark Mitchell <mark@codesourcery.com>
14505
14506 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
14507
14508 2004-08-18 Andrew Pinski <apinski@apple.com>
14509
14510 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
14511
14512 2004-08-18 Mark Mitchell <mark@codesourcery.com>
14513
14514 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
14515 (__aeabi_ul2f): Likewise.
14516
14517 2004-08-18 Richard Henderson <rth@redhat.com>
14518
14519 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
14520 move to rtl completely.
14521 (struct meminsnbuf, xtensa_emit_block_move): Remove.
14522 (xtensa_find_mode_for_size): Remove.
14523 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
14524 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
14525
14526 2004-08-18 Richard Henderson <rth@redhat.com>
14527
14528 * config/mcore/mcore.c (mode_from_align): Remove DImode.
14529 (block_move_sequence): Rewrite to use adjust_address.
14530 (mcore_expand_block_move): Cleanup logic. Accept only operands.
14531 Return boolean indicating success/failure.
14532 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
14533 * config/mcore/mcore.md (movmemsi): Update to match.
14534
14535 2004-08-18 Mike Stump <mrs@apple.com>
14536
14537 * doc/invoke.texi (-mfix-and-continue): Add support for
14538 fast turn around debugging.
14539 (-ffix-and-continue): Likewise.
14540 (-mindirect-data): Likewise.
14541 (-findirect-data): Likewise.
14542 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
14543 (indirect_data): Likewise.
14544 (machopic_data_defined_p): Likewise.
14545 (machopic_output_indirection): Likewise.
14546 (darwin_encode_section_info): Likewise.
14547 (darwin_fix_and_continue): Likewise.
14548 (darwin_fix_and_continue_switch): Likewise.
14549 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
14550 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
14551 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
14552 (SUBTARGET_OPTIONS): Likewise.
14553 (darwin_fix_and_continue): Likewise.
14554 (darwin_fix_and_continue_switch): Likewise.
14555 (TARGET_FIX_AND_CONTINUE): Likewise.
14556 * config/rs6000.c (rs6000_emit_prologue): Likewise.
14557
14558 2004-08-19 Steven Bosscher <stevenb@suse.de>
14559
14560 * basic-block.h (struct edge_def): Remove crossing_edge.
14561 (EDGE_CROSSING): New define.
14562 (EDGE_ALL_FLAGS): Update.
14563 * bb-reorder.c (find_traces_1_round, better_edge_p,
14564 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
14565 find_jump_block, fix_crossing_conditional_branches,
14566 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
14567 Replace all occurences of crossing_edge with an edge flag check
14568 or set/reset.
14569 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14570 try_crossjump_bb): Likewise.
14571 * cfglayout.c (fixup_reorder_chain): Likewise.
14572 * cfgrtl.c (force_nonfallthru_and_redirect,
14573 commit_one_edge_insertion): Likewise.
14574
14575 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
14576 * tree-flow.h (compute_dominance_frontiers): Move prototype...
14577 * basic-block.h: ...here.
14578 * tree-cfg.c (compute_dominance_frontiers_1,
14579 compute_dominance_frontiers): Move from here...
14580 * cfganal.c: ...to here. Include timevar.h.
14581
14582 2004-08-18 James E Wilson <wilson@specifixinc.com>
14583
14584 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
14585 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
14586
14587 * config/mips/mips.md (type): Add frdiv.
14588 (divsf3+1, divsf3+2): Change type to frdiv.
14589 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
14590 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
14591
14592 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
14593 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
14594 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
14595 * config/mips/5000.md (r5k_fdiv_single): Likewise.
14596 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
14597 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
14598 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
14599 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
14600 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
14601 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
14602 Likewise.
14603 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
14604
14605 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
14606
14607 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
14608 get regression tester working again.
14609
14610 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14611
14612 * insn-notes.def, reg-notes.def: New files.
14613 * rtl.h: Use them to define enum insn_note and enum reg_note.
14614 * rtl.c: Use them to define note_insn_name and reg_note_name.
14615 * Makefile.in (RTL_BASE_H): Update.
14616
14617 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
14618 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
14619
14620 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
14621
14622 * arm.c (arm_size_rtx_costs): New function.
14623 (arm_override_options): Use it if optimizing for space.
14624
14625 2004-08-18 Richard Henderson <rth@redhat.com>
14626
14627 * emit-rtl.c (gen_const_mem): New.
14628 * rtl.h (gen_const_mem): Declare.
14629 * expr.c (do_tablejump): Use it.
14630 * varasm.c (force_const_mem): Likewise.
14631 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14632 (machopic_legitimize_pic_address): Likewise.
14633 * config/arm/arm.c (legitimize_pic_address): Likewise.
14634 * config/i386/i386.c (legitimize_pic_address): Likewise.
14635 (legitimize_tls_address): Likewise.
14636 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
14637 * config/ia64/ia64.md (load_fptr): Likewise.
14638 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
14639 * config/pa/pa.c (legitimize_pic_address): Likewise.
14640 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
14641 (rs6000_emit_move): Likewise.
14642 * config/s390/s390.c (legitimize_pic_address): Likewise.
14643 (legitimize_tls_address): Likewise.
14644 * config/s390/s390.md (casesi): Likewise.
14645 * config/sh/sh.c (sh_reorg): Likewise.
14646 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
14647 * config/v850/v850.md (casesi): Likewise.
14648
14649 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
14650 * config/sh/sh.c (prepare_move_operands): Remove incorrect
14651 use of MEM_READONLY_P.
14652
14653 2004-08-18 Steven Bosscher <stevenb@suse.de>
14654
14655 * Makefile.in (OBJS-common): Add postreload-gcse.c.
14656 Add new postreload-gcse.o.
14657 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
14658 (lookup_as_function, insert, rehash_using_reg, use_related_value,
14659 equiv_constant): Use SAFE_HASH instead of safe_hash.
14660 (exp_equiv_p): Export. Add for_gcse argument when comparing
14661 for GCSE.
14662 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
14663 find_comparison_args, fold_rtx, cse_insn): Update callers.
14664 (hash_rtx): New function derived from old canon_hash and bits
14665 from gcse.c hash_expr_1.
14666 (canon_hash_string): Rename to hash_rtx_string.
14667 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
14668 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
14669 (cselib_lookup): Update this caller.
14670 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
14671 Make static.
14672 (hash_expr): Call hash_rtx.
14673 (ldst_entry): Likewise.
14674 (expr_equiv_p): Call exp_equiv_p.
14675 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
14676 reg_used_on_edge, reg_set_between_after_reload_p,
14677 reg_used_between_after_reload_p, get_avail_load_store_reg,
14678 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
14679 get_bb_avail_insn, hash_scan_set_after_reload,
14680 compute_hash_table_after_reload,
14681 eliminate_partially_redundant_loads, gcse_after_reload,
14682 get_bb_avail_insn, gcse_after_reload_main): Remove.
14683 * postreload-gcse.c: New file, reincarnating most of the above.
14684 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
14685 (gcse_after_reload_main): Update prototype.
14686 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
14687 * passes.c (rest_of_handle_gcse2): Use it.
14688
14689 2004-08-18 Diego Novillo <dnovillo@redhat.com>
14690
14691 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
14692 (pass_loop_done): Likewise.
14693
14694 2004-08-18 Andrew Pinski <apinski@apple.com>
14695
14696 * config/rs6000/darwin.md: Delete the altivec patterns which are
14697 handled differently now.
14698 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
14699 (macho_correct_pic_di): Likewise.
14700 (call_indirect_nonlocal_darwin64): Likewise.
14701 Delete the save world/saveFP/saveVec patterns.
14702
14703 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
14704 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
14705 * config/rs6000/rs6000.md: Include darwin.md.
14706 (builtin_setjmp_receiver): Add DImode case.
14707 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
14708 Darwin bits.
14709
14710 2004-08-18 Matt Austern <austern@apple.com>
14711
14712 Dead code stripping
14713 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
14714 * darwin.c (darwin_file_end): Mark file as potentially strippable.
14715
14716 2004-08-18 Richard Henderson <rth@redhat.com>
14717
14718 * alias.c (readonly_fields_p): Remove.
14719 (objects_must_conflict_p): Don't call it.
14720 * tree.h (readonly_fields_p): Remove.
14721 * langhooks.h (struct lang_hooks): Remove honor_readonly.
14722 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
14723
14724 2004-08-18 Diego Novillo <dnovillo@redhat.com>
14725
14726 * tree-dfa.c (add_referenced_var): Only global variables are
14727 call-clobbered.
14728 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
14729 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
14730 all pointers dereferenced if the statement dereferences them.
14731 (create_name_tags): Do not create memory tags for pointers
14732 that have PT_ANYTHING set.
14733 Also check if PT_VARS is not empty before creating a name tag.
14734 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
14735 variables that share the same alias set with a pointer that
14736 may point anywhere.
14737 (add_may_alias): Add FIXME comment to remove clobbering
14738 aliased variables and tags.
14739 (replace_may_alias): Likewise.
14740 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
14741 (merge_pointed_to_info): If the original variable has not
14742 points-to information, call set_pt_anything.
14743 (add_pointed_to_var): Do not prevent adding a pointed-to
14744 variable if the pointers is PT_ANYTHING.
14745 If the variable is a global, set PT_GLOBAL_MEM.
14746 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
14747 pointer type only come in PTR+OFFSET flavours.
14748 Always call merge_pointed_to_info on PHI arguments that are
14749 SSA_NAMEs.
14750 (get_nmt_for): Mark call-clobbered tags whose pointer points
14751 to global memory.
14752 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
14753 values.
14754 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
14755 FLAGS.
14756 (add_stmt_operand): Abort if the caller tried to add a killing
14757 definition for a memory tag.
14758 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
14759 unnecessary checks.
14760
14761 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
14762
14763 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
14764 from call_used_regs. Update call_really_used_regs.
14765 (CALL_REALLY_USED_REGISTERS): Define.
14766 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
14767 Replace call_used_regs with call_really_used_regs.
14768 (calc_live_regs, sh_media_register_for_return): Likewise.
14769 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
14770 * sh.md (return_media): Likewise.
14771
14772 2004-08-18 Andrew Pinski <apinski@apple.com>
14773
14774 * config/darwin.c (machopic_legitimize_pic_address): Only set
14775 MEM_READONLY_P in the non TARGET_TOC case.
14776
14777 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14778
14779 * rtl.def (NIL): Delete.
14780 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
14781 Tighten the syntax a little.
14782
14783 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
14784 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
14785 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
14786 * config/i386/predicates.md, config/m32r/m32r.h
14787 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
14788 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
14789 * config/sparc/sparc.h, doc/tm.texi:
14790 Replace all occurrences of NIL with UNKNOWN.
14791
14792 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14793
14794 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
14795 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
14796 sequence inline. Move drop_through_label code into this
14797 block, being the only place it is used. Adjust comments.
14798
14799 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
14800
14801 * config/rs6000/altivec.md: Add new patterns for calls to
14802 save_world/rest_world functions.
14803
14804 * config/rs6000/rs6000-protos.h: (save_world_operation,
14805 restore_world_operation) new declarations.
14806
14807 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
14808 field added.
14809 (rs6000_stack_info): Set world_save_p field.
14810 (save_world_operation): New function.
14811 (restore_world_operation): New function.
14812 (compute_save_world_info): New function.
14813 (rs6000_stack_info): Call compute_save_world_info.
14814 (rs6000_emit_prologue): Check for world_save_p and generate
14815 pattern to call save_world for saving all non-volatile and
14816 special registers.
14817 (rs6000_emit_epilogue): Check for world_save_p and generate
14818 pattern to call rest_world to restore saved registers.
14819
14820 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
14821 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
14822 (rs6000_reg_names): New entries added for save_world_operation and
14823 restore_world_operation.
14824
14825 2004-08-18 Caroline Tice <ctice@apple.com>
14826
14827 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
14828 "-freorder-blocks-and-partition" to the flags used in second
14829 stage of profiledbootstrap.
14830 * bb-reorder.c (push_to_next_round_p): Add new variable,
14831 next_round_is_last; set and use variable to make sure, when
14832 partitioning, that the last trace construction round consists
14833 of all (and only) cold basic blocks.
14834 (rotate_loop): Don't copy blocks that end in a section
14835 crossing jump.
14836 (copy_bb): Correctly initialize "partition" of duplicated bb.
14837 (add_unlikely_executed_notes): Add a comment.
14838 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
14839 to make sure, if function contains hot blocks, that the
14840 successors of ENTRY_BLOCK_PTR are hot; also, only look for
14841 crossing edges if the architecture supports named sections.
14842 (mark_bb_for_unlikely_executed_section): Modify to always
14843 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
14844 the basic block note insn.
14845 (fix_crossing_unconditional_branches): Remove extra space.
14846 (fix_edges_for_rarely_executed_code): Modify to only do
14847 partitioning work if the architecture supports named sections.
14848 (reorder_basic_blocks): Modify to only add
14849 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
14850 supports named sections.
14851 * c-common.c (handle_section_attribute): Initialize new global
14852 variable, user_defined_section_attribute, to true if user has
14853 specified one.
14854 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
14855 forward edges that cross section boundaries.
14856 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
14857 partitioning information if the architecture supports named
14858 sections.
14859 * cfgrtl.c (target.h): Add statement to include this.
14860 (rtl_split_block): Make sure newly created bb gets correct
14861 partition.
14862 (try_redirect_by_replacing_jump): Make sure redirection isn't
14863 attempting to cross section boundaries.
14864 (force_nonfallthru_and_redirect): Only do partition fix up if
14865 architecture supports named sections.
14866 (rtl_split_edge): Make sure newly created bb ends up in
14867 correct partition.
14868 (commit_one_edge_insertion): Remove code that incorrectly
14869 updated basic block partition; Make sure partition fix up only
14870 happens if architecture supports named sections and it's not
14871 already done.
14872 (rtl_verify_flow_info_1): Fix if-condition on test/error
14873 condition that fallthru edges are not allowed to cross section
14874 boundaries.
14875 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
14876 * final.c (final_scan_insn): Remove redundant test from if-statement;
14877 change calls to text_section into calls to function_section; add code
14878 to only to partitioning fix up if architecture supports named
14879 sections.
14880 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
14881 partition.
14882 (if_convert): Add targetm.have_named_sections to test.
14883 * output.h (unlikely_section_label): Extern declaration for new global
14884 variable.
14885 (unlikely_text_section_name): Likewise.
14886 * opts.c (decode_options): If both partitioning and DWARF debugging
14887 are turned on, issue a warning that this doesn't work, and change
14888 partitiong to basic block reordering (without hot/cold partitions).
14889 * passes.c (rest_of_handle_final): Re-set new global variable,
14890 user_defined_section_attribute, to false.
14891 (rest_of_compilation): Change options for calling partitioning
14892 function: Don't call if the user defined the section attribute, and
14893 don't call if DECL_ONE_ONLY is true for the current function.
14894 * predict.c (choose_function_section): Return immediately if we
14895 are doing hot/cold partitioning (i.e. let the basic block partitioning
14896 determine where the function belongs).
14897 * reg-stack.c (emit_swap_insn): Add condition to step over
14898 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
14899 * toplev.c (user_defined_section_attribute): New global variable.
14900 * toplev.h (user_defined_section_attribute): Extern declaration
14901 for new global variable.
14902 * varasm.c (unlikely_section_label): New global variable.
14903 (unlikely_text_section_name): New global variable.
14904 (unlikely_text_section): Add code to initialize
14905 unlikely_text_section_name if necessary; modify to use
14906 unlikely_text_section_name and unlikely_section_label; also to use
14907 named_section properly.
14908 (in_unlikely_text_section): Modify to work correctly with
14909 named_section and to use unlikely_text_section_name.
14910 (named_section): Add code to work properly with cold section.
14911 (function_section): Clean up if-statement.
14912 * config/darwin.c (darwin_asm_named_section): Return to original
14913 code, removing use of SECTION_FORMAT_STRING.
14914 * config/arm/pe.h (switch_to_section): Add case for
14915 in_unlikely_executed_text to switch statement.
14916 * config/i386/cygming.h (switch_to_section): Likewise.
14917 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
14918 (SECTION_FORMAT_STRING): Likewise.
14919 * config/mcore/mcore.h (switch_to_section): Likewise.
14920 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
14921 (SECTION_FORMAT_STRING): Remove.
14922
14923 2004-08-18 Roger Sayle <roger@eyesopen.com>
14924
14925 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
14926 -ffixed-reg safe, by preserving the meanings of zero and one.
14927 (CALL_USED_REGISTERS): Likewise.
14928 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
14929
14930 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
14931
14932 * config/sh/sh.c (split_branches): Check the result of
14933 next_active_insn.
14934 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
14935 Call rtl_register_cfg_hooks.
14936
14937 2004-08-18 Richard Henderson <rth@redhat.com>
14938
14939 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
14940 * alias.c (true_dependence): Update to match new semantics.
14941 (canon_true_dependence, write_dependence_p): Likewise.
14942 (anti_dependence, output_dependence): Update write_dependence_p args.
14943 (unchanging_anti_dependence): Remove.
14944 * calls.c (purge_mem_unchanging_flag): Remove.
14945 (fixup_tail_calls): Don't call it.
14946 (expand_call): Don't add unchanging memory to function usage.
14947 * expr.c (emit_block_move_via_libcall): Likewise.
14948 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
14949 (get_subtarget): Don't use RTX_UNCHANGING_P.
14950 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
14951 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
14952 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
14953 * cse.c (insert): Don't use RTX_UNCHANGING_P.
14954 (cse_insn, canon_hash): Use MEM_READONLY_P.
14955 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
14956 instead of RTX_UNCHANGING_P.
14957 * explow.c (maybe_set_unchanging): Remove.
14958 * expr.h (maybe_set_unchanging): Remove.
14959 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
14960 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
14961 (assign_parm_setup_reg, expand_function_start): Likewise.
14962 * integrate.c (copy_rtx_and_substitute): Likewise.
14963 * ra-rewrite.c (emit_colors): Likewise.
14964 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
14965 (fixup_match_1): Likewise.
14966 * reload1.c (reload, alter_reg): Likewise.
14967 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
14968 not RTX_UNCHANGING_P.
14969 (equiv_init_varies_p): Likewise.
14970 * loop-invariant.c (check_maybe_invariant): Likewise.
14971 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
14972 * loop.c (note_addr_stored): Likewise.
14973 (prescan_loop): Likewise. Don't check function usage for clobbered
14974 unchanging memory.
14975 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
14976 not RTX_UNCHANGING_P.
14977 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
14978 * varasm.c (force_const_mem): Likewise.
14979 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
14980 * web.c (entry_register): Likewise.
14981 * tree-gimple.h (get_base_address): Move decl ...
14982 * tree.h: ... here.
14983 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
14984
14985 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
14986 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
14987 (alpha_set_memflags): Update to match.
14988
14989 * config/darwin.c (machopic_indirect_data_reference): Set
14990 MEM_READONLY_P instead of RTX_UNCHANGING_P.
14991 (machopic_indirect_call_target): Likewise.
14992 (machopic_legitimize_pic_address): Likewise.
14993 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
14994 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
14995 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
14996 * config/frv/frv.md (symGOT2reg): Likewise.
14997 * config/i386/i386.c (legitimize_pic_address,
14998 legitimize_tls_address, ix86_split_to_parts): Likewise.
14999 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
15000 * config/ia64/ia64.md (load_fptr): Likewise.
15001 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
15002 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
15003 * config/mcore/mcore.c (block_move_sequence): Likewise.
15004 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
15005 * config/pa/pa.c (legitimize_pic_address): Likewise.
15006 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
15007 (rs6000_emit_move): Likewise.
15008 * config/s390/s390.c (legitimize_pic_address): Likewise.
15009 (legitimize_tls_address): Likewise.
15010 * config/s390/s390.md (casesi): Likewise.
15011 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
15012 * config/sh/sh.md (symGOT2reg): Likewise.
15013 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
15014 * config/v850/v850.md (casesi): Likewise.
15015
15016 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
15017 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
15018 * config/mips/mips.c (mips_restore_gp): Likewise.
15019 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
15020 * config/sh/sh.c (sh_reorg): Likewise.
15021
15022 2004-08-18 Richard Henderson <rth@redhat.com>
15023
15024 * tree.h (struct tree_decl): Add gimple_formal_temp.
15025 (DECL_GIMPLE_FORMAL_TEMP_P): New.
15026 * gimplify.c (pop_gimplify_context): Clear it.
15027 (lookup_tmp_var): Set it, if is_formal.
15028 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
15029 Use is_gimple_val for VECTOR. Simplify return value.
15030 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
15031 (gimplify_expr): Likewise.
15032 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
15033 is_gimple_tmp_rhs for clarity. Update all callers.
15034 (is_gimple_reg_rhs): Simplify logic.
15035 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
15036 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
15037 (is_gimple_formal_tmp_reg): Similarly.
15038 * tree-gimple.h: Update decls.
15039 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
15040 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
15041 * tree-ssa-live.c (var_union, type_var_init): Likewise.
15042
15043 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
15044
15045 * c4x.c (legitimize_operands): Remove calls to
15046 preserve_subexpressions_p.
15047
15048 2004-08-18 David Edelsohn <edelsohn@gnu.org>
15049
15050 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
15051 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
15052
15053 2004-08-18 Ziemowit Laski <zlaski@apple.com>
15054
15055 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
15056 Objective-C++ extensions.
15057 * gengtype.c (get_file_basename): Match entire subdirectory name
15058 ('cp', 'objc', 'objcp') rather than just its suffix.
15059 (get_base_file_bitmap): Allow for files to belong to more than one
15060 language.
15061 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
15062 used by more than one front-end.
15063
15064 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
15065
15066 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
15067 avoid use of preserve_subexpressions_p.
15068
15069 2004-08-17 Richard Henderson <rth@redhat.com>
15070
15071 PR 17051
15072 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
15073
15074 2004-08-17 DJ Delorie <dj@redhat.com>
15075
15076 * doc/extend.texi: Document new xstormy16 attribute.
15077
15078 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
15079 (xstormy16_splittable_below100_or_register): New.
15080 (combine_bnp): New.
15081 (xstormy16_reorg): New.
15082 (TARGET_MACHINE_DEPENDENT_REORG): Define.
15083
15084 * config/stormy16/stormy16.md (movqi_internal): Make name public.
15085 (movhi_internal): Likewise.
15086 (cbhranchhi): Likewise.
15087 (cbhranchhi_neg): Likewise.
15088 (andhi3): Only allow splittable below100 operands.
15089 (iorhi3): Likewise.
15090 (peephole2): New and/zero_extend->and peephole.
15091 (peephole2): New load/ior/save->set1 peephole.
15092 (peephole2): New load/and/save->clr1 peephole.
15093 (bclrx, bclrx2, bclr7, bclr15): New.
15094 (bsetx, bsetx2, bset7, bset15): New.
15095
15096 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
15097 liberal about acceptable 'B' masks.
15098
15099 * config/stormy16/stormy16-protos.h
15100 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
15101 xstormy16_below100_operand, xstormy16_below100_or_register,
15102 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
15103 (PREDICATE_CODES): Add new predicates.
15104
15105 * config/stormy16/stormy16.c
15106 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
15107 xstormy16_below100_operand, xstormy16_below100_or_register,
15108 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
15109 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
15110 (xstormy16_legitimate_address_p): Allow below100 symbols.
15111 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
15112 (xstormy16_expand_move): Leave below100 operands as-is.
15113 (xstormy16_encode_section_info): Encode below100 symbols.
15114 (xstormy16_strip_name_encoding): New.
15115 (xstormy16_print_operand): Print 'b' as shift mask.
15116 (xstormy16_attribute_table): Add below100 attributes.
15117 (xstormy16_handle_below100_attribute): New.
15118
15119 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
15120 (XSTORMY16_SECTION_FUNCTION): New.
15121 (EXTRA_SECTION_FUNCTIONS): Define using the above.
15122 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
15123 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
15124 (ASM_OUTPUT_LABELREF): Define.
15125
15126 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
15127 (movhi_internal): Add below100 support.
15128 (andhi3): Add below100 support.
15129 (iorhi3): Add below100 support.
15130 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
15131
15132 2004-08-17 James E Wilson <wilson@specifixinc.com>
15133
15134 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
15135 of VOIDmode for comparison code mode.
15136 * config/mips/mips.md: For conditional move patterns, use mode of
15137 first compare operand for comparison mode, instead of VOIDmode.
15138
15139 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
15140 normal and -ffast-math code.
15141
15142 2004-08-17 Mark Mitchell <mark@codesourcery.com>
15143
15144 PR c++/15871
15145 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
15146
15147 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
15148
15149 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
15150
15151 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
15152
15153 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
15154 for non Darwin targets.
15155 (*call_value_nonlocal_darwin64): Likewise.
15156
15157 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
15158
15159 * config/rs6000/rs6000.c (rs6000_function_value): Check for
15160 altivec mode for altivec return register.
15161
15162 2004-08-17 David Edelsohn <edelsohn@gnu.org>
15163
15164 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
15165 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
15166 * config/rs6000/rs6000.md: Include darwin.md.
15167 (builtin_setjmp_receiver): Add DImode case.
15168 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
15169 Darwin bits.
15170
15171 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
15172
15173 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
15174 trees.
15175 * tree-vectorizer.h: New File: Same.
15176 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
15177 * common.opt (ftree-vectorize): New flag to enable vectorization.
15178 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
15179 vectorization pass.
15180 * tree-data-ref.h (init_data_ref): Additional argument.
15181 (array_base_name_differ_p): Moved to tree-data-ref.c.
15182 * tree-data-ref.c (array_base_name_differ_p): Revised.
15183 (initialize_data_dependence_relation): Call array_base_name_differ_p
15184 with an extra argument.
15185 (analyze_all_data_dependences): Same.
15186 (init_data_ref): Additional argument is_read to set DR_IS_READ.
15187 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
15188 file.
15189 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
15190 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
15191 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
15192 vectorization pass.
15193 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
15194 (tree_ssa_loop_done): Call scev_finalize.
15195 (tree_vectorize): Define the new vectorization pass.
15196 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
15197 size of the vector they support (until support for multiple vector
15198 sizes is added to the vectorizer).
15199 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
15200 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
15201 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
15202 documentation.
15203
15204 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
15205
15206 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
15207 usage.
15208 (generate_protocol_list, handle_impent): Likewise.
15209
15210 2004-08-17 Roger Sayle <roger@eyesopen.com>
15211
15212 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
15213 ensure that call_used_regs is a superset of both fixed_regs and
15214 call_really_used_regs.
15215
15216 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
15217
15218 PR target/17019
15219 * arm.md (addsi3_cbranch_scratch): Correct case labels.
15220
15221 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
15222
15223 PR middle-end/17036
15224 * fold-const.c (fold): Check for integer operand when
15225 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
15226 Pinski <pinskia@physics.uc.edu>.
15227
15228 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
15229
15230 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
15231 No need to check if in a cross configuration.
15232 * configure: Regenerate.
15233
15234 * calls.c (precompute_register_parameters):
15235 Inline preserve_subexpressions_p ().
15236 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
15237 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
15238 Likewise.
15239 * expr.c (get_subtarget): Likewise.
15240 * rtl.h (preserve_subexpressions_p): Remove.
15241 * stmt.c (preserve_subexpressions_p): Remove.
15242
15243 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
15244 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
15245 Abort on gimplified cases.
15246
15247 2004-08-16 James E Wilson <wilson@specifixinc.com>
15248
15249 * tree.h (VECTOR_FLOAT_TYPE_P): New.
15250 (FLOAT_TYPE_P): Use it.
15251 * c-typeck.c (build_binary_op): After convert calls, check for
15252 check for ERROR_MARK operands.
15253
15254 2004-08-16 Zack Weinberg <zack@codesourcery.com>
15255
15256 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
15257 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
15258 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
15259 (genobjs static pattern rule): Remove %.c dependency.
15260 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
15261 Rename rules; delete commands; fix dependencies.
15262 (mostlyclean): Do not delete temporary source copies.
15263 * configure.ac: Delete all references to BUILD_PREFIX and
15264 BUILD_PREFIX_1.
15265 * configure: Regenerate.
15266
15267 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
15268 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
15269 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
15270 with #ifndef GENERATOR_FILE so that nothing from those headers
15271 is used.
15272
15273 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
15274
15275 2004-08-16 Adam Nemet <anemet@lnxw.com>
15276
15277 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
15278
15279 2004-08-16 Andrew Pinski <apinski@apple.com>
15280
15281 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
15282 extraneous semicolon.
15283
15284 2004-08-16 Devang Patel <dpatel@apple.com>
15285
15286 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
15287 * print-tree.c (print_node): Print DECL_PRESERVE_P.
15288 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
15289 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
15290 * target.h (struct gcc_target): New member, mark_decl_preserved.
15291 * hooks.c (hook_void_charptr): Rename to ...
15292 (hook_void_constcharptr): ... new name.
15293 * hooks.h (hook_void_charptr): Rename to ..
15294 (hook_void_constcharptr): ... new name.
15295 * tree.h (DECL_PRESERVE_P): New #define.
15296 (struct tree_decl): New member, preserve_flag.
15297 * varasm.c (assemble_start_function): Mark decl preserved.
15298 (assemble_variable): Same.
15299 * darwin.c (darwin_mark_decl_preserved): New function.
15300 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
15301 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
15302 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
15303
15304 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
15305
15306 * c-decl.c (grokdeclarator): Allow for function definition where
15307 innermost declarator has attributes.
15308
15309 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
15310
15311 * except.c (get_exception_filter, build_post_landing_pads,
15312 dw2_build_landing_pads): Use target-specific mode for 'filter'.
15313 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
15314 * target.h (eh_return_filter_mode): New field added.
15315 * targhooks.c (default_eh_return_filter_mode): Defined.
15316 * targhooks.h (default_eh_return_filter_mode): Declared.
15317 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
15318
15319 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
15320
15321 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
15322 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
15323 * configure: Regenerate.
15324
15325 2004-08-16 Stan Shebs <shebs@apple.com>
15326
15327 Basic support for 64-bit Darwin.
15328 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
15329 (machopic_legitimize_pic_address): Similarly, plus use Pmode
15330 instead of SImode.
15331 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
15332 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
15333 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
15334 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
15335 (PROCESSOR_DEFAULT64): Define.
15336 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
15337 Darwin.
15338 * config/rs6000/rs6000.md: Include darwin.md.
15339 (builtin_setjmp_receiver): Add DImode case.
15340 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
15341 Darwin.
15342 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
15343 (rs6000_emit_move): Add DImode case to Darwin bits.
15344 (machopic_output_stub): Use .quad if 64-bit.
15345 * invoke.texi: Document -m32 and -m64.
15346
15347 2004-08-16 Janis Johnson <janis187@us.ibm.com>
15348
15349 * doc/extend.texi (AltiVec builtins): Document additional differences
15350 from the Motorola AltiVec PIM.
15351
15352 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
15353
15354 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
15355 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
15356 (struct tree_common): Update public_flag documentation.
15357
15358 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
15359
15360 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15361 Check for artificial variables, not is_gimple_tmp_var.
15362 * tree-ssa-live.c (var_union): Likewise.
15363
15364 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
15365
15366 * calls.c (load_register_parameters): Remove spurious FIXME token.
15367
15368 2004-08-15 Ziemowit Laski <zlaski@apple.com>
15369
15370 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
15371 (c-lang.o): Depend on c-objc-common.h.
15372 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
15373 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
15374 * c-lang.c: Include c-objc-common.h.
15375 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
15376 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
15377 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
15378 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
15379 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
15380 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
15381 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
15382 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
15383 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
15384 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
15385 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
15386 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
15387 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
15388 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
15389 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
15390 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15391 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
15392 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
15393 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
15394 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
15395 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
15396 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
15397 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
15398 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
15399 Move to c-objc-common.h.
15400 * c-objc-common.c: Include c-objc-common.h.
15401 * c-objc-common.h: New file.
15402
15403 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
15404 Andrew Pinski <pinskia@physics.uc.edu>
15405
15406 PR target/14931
15407 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
15408 style.
15409
15410 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
15411
15412 * tree.h (build_int_cst): New.
15413 (build_int_2): Remove.
15414 * tree.c (build_int_2): Remove.
15415 (build_int_cst): New.
15416 (make_vector_type, build_common_tree_nodes,
15417 build_common_tree_nodes_2): Use build_int_cst.
15418 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
15419 expand_builtin_strpbrk, expand_builtin_fputs,
15420 build_string_literal, expand_builtin_printf,
15421 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
15422 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
15423 fold_builtin_isdigit, simplify_builtin_strstr,
15424 simplify_builtin_strpbrk, fold_builtin_fputs,
15425 simplify_builtin_sprintf): Use build_int_cst.
15426 * c-common.c (start_fname_decls, fix_string_type,
15427 c_common_nodes_and_builtins, c_init_attributes,
15428 shorten_compare): Likewise.
15429 * c-decl.c (complete_array_type,
15430 check_bitfield_type_and_width): Likewise.
15431 * c-lex.c (interpret_integer, lex_charconst): Likewise.
15432 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
15433 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15434 * c-typeck.c (really_start_incremental_init, push_init_level,
15435 set_nonincremental_init_from_string): Likewise.
15436 * calls.c (load_register_parameters): Likewise.
15437 * convert.c (convert_to_pointer): Likewise.
15438 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
15439 build_fn_info_type, build_ctr_info_value, build_gcov_info):
15440 Likewise.
15441 * except.c (init_eh, assign_filter_values, assign_filter_values):
15442 Likewise.
15443 * expmed.c (store_fixed_bit_field, extract_bit_field,
15444 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
15445 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
15446 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
15447 * expr.c (convert_move, emit_group_load, emit_group_store,
15448 expand_assignment, store_constructor, store_field,
15449 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
15450 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
15451 invert_truthvalue, optimize_bit_field_compare,
15452 decode_field_reference, all_ones_mask_p, constant_boolean_node,
15453 fold_div_compare, fold, fold_read_from_constant_string,
15454 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15455 * function.c (assign_parm_setup_block): Likewise.
15456 * stmt.c (shift_return_value, expand_end_case_type,
15457 estimate_case_costs): Likewise.
15458 * stor-layout.c (layout_type, initialize_sizetypes,
15459 set_min_and_max_values_for_integral_type): Likewise.
15460 * tree-chrec.c (chrec_fold_multiply_poly_poly,
15461 reset_evolution_in_loop): Likewise.
15462 * tree-chrec.h (build_polynomial_chrec): Likewise.
15463 * tree-complex.c (build_replicated_const): Likewise.
15464 * tree-eh.c (honor_protect_cleanup_actions,
15465 lower_try_finally_onedest, lower_try_finally_copy,
15466 lower_try_finally_switch): Likewise.
15467 * tree-mudflap.c (mf_build_string, mx_register_decls,
15468 mudflap_register_call, mudflap_enqueue_constant): Likewise.
15469 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
15470 * tree-pretty-print.c (dump_generic_node): Likewise.
15471 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
15472 Likewise.
15473 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
15474 * tree-ssa-loop-niter.c (number_of_iterations_cond,
15475 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
15476 Likewise.
15477
15478 * config/alpha/alpha.c (alpha_initialize_trampoline,
15479 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
15480 * config/arm/arm.c (arm_get_cookie_size): Likewise.
15481 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
15482 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15483 * config/i860/i860.c (i860_va_start): Likewise.
15484 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
15485 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
15486 mips_gimplify_va_arg_expr): Likewise.
15487 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
15488 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
15489 add_compiler_branch_island): Likewise.
15490 * config/s390/s390.c (s390_va_start): Likewise.
15491 * config/sh/sh.c (sh_va_start): Likewise.
15492 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
15493 Likewise.
15494 * config/xtensa/xtensa.c (xtensa_va_start,
15495 xtensa_gimplify_va_arg_expr): Likewise.
15496
15497 * objc/objc-act.c (build_objc_string_object,
15498 build_objc_symtab_template, init_def_list, init_objc_symtab,
15499 init_module_descriptor, generate_static_references,
15500 build_selector_translation_table, get_proto_encoding,
15501 build_typed_selector_reference, build_selector_reference,
15502 build_next_objc_exception_stuff,
15503 build_method_prototype_list_template, generate_descriptor_table,
15504 generate_protocols, build_protocol_initializer,
15505 build_ivar_list_template, build_method_list_template,
15506 build_ivar_list_initializer, generate_ivars_list,
15507 generate_dispatch_table, generate_protocol_list,
15508 build_category_initializer, build_shared_structure_initializer,
15509 generate_shared_structures, handle_impent,
15510 generate_objc_image_info): Use build_int_cst.
15511
15512 2004-08-15 Ben Elliston <bje@au.ibm.com>
15513
15514 * vec.h: Comment improvements.
15515
15516 2004-08-14 Roger Sayle <roger@eyesopen.com>
15517
15518 * c-common.c (shorten_compare, pointer_int_sum,
15519 c_common_truthvalue_conversion, boolean_increment): Replace calls
15520 to build with calls to buildN.
15521 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
15522 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
15523 gimplify_switch_stmt): Likewise.
15524 * c-typeck.c (default_function_array_conversion,
15525 build_component_ref, build_array_ref, build_function_call,
15526 pointer_diff, build_unary_op, build_conditional_expr,
15527 build_compound_expr, build_modify_expr, c_finish_goto_label,
15528 c_finish_goto_ptr, c_finish_return, c_finish_loop,
15529 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
15530 build_binary_op): Likewise.
15531
15532 2004-08-15 Steven Bosscher <stevenb@suse.de>
15533
15534 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
15535
15536 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15537
15538 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
15539 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
15540 * fixinc/fixincl.x: Rebuilt.
15541
15542 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
15543
15544 * config/mips/mips-protos.h (mips_symbolic_constant_p)
15545 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
15546 (mips_small_data_pattern_p): Declare.
15547 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
15548 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
15549 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
15550 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
15551 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
15552 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
15553 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
15554 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
15555 (pc_or_label_operand, call_insn_operand, move_operand)
15556 (consttable_operand, symbolic_operand, general_symbolic_operand)
15557 (global_got_operand, local_got_operand, stack_operand)
15558 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
15559 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
15560 (mips_small_data_pattern_p): Replace previous small_data_pattern
15561 predicate. Turn into a bool () (rtx) function.
15562 * config/mips/predicates.md: New file.
15563 * config/mips/mips.md: Include it. Use the target-independent
15564 comparison_operator instead of cmp_op. Rename trap_cmp_op to
15565 trap_comparison_operator and equality_op to equality_operator.
15566 Replace uses of small_int with the equivalent const_arith_operand.
15567 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
15568 const_float_1_operand to const_1_operand. Rename fcc_register_operand
15569 to fcc_reload_operand.
15570 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
15571
15572 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15573
15574 PR libstdc++/17005 partial fix.
15575 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
15576 except when generating ANSI/C89 code.
15577
15578 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
15579
15580 * c-common.c (shorten_compare): Use force_fit_type directly.
15581
15582 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
15583 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
15584 Dave Korn <dk@artimi.com>
15585
15586 * doc/install.texi (Building): Avoid duplicate reference to GNU
15587 make requirement.
15588 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
15589
15590 2004-08-14 Richard Henderson <rth@redhat.com>
15591
15592 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
15593 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
15594
15595 2004-08-13 Richard Henderson <rth@redhat.com>
15596
15597 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
15598 for constant_call_address_operand.
15599 (call_value_pop_1, call_value_1): Likewise.
15600 (sibcall_value_1, call_value_1_rex64): Likewise.
15601
15602 2004-08-13 James E Wilson <wilson@specifixinc.com>
15603
15604 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
15605 Correct mode from SFmode to DFmode.
15606
15607 2004-08-13 Ziemowit Laski <zlaski@apple.com>
15608
15609 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
15610 __cstring_object and __image_info sections with the no_dead_strip
15611 attribute.
15612
15613 2004-08-13 Roger Sayle <roger@eyesopen.com>
15614 David Billinghurst <David.Billinghurst@riotinto.com>
15615
15616 PR libgfortran/15930
15617 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
15618 * fixinc/fixincl.x: Regenerate.
15619 * fixinc/tests/base/internal/math_core.h: New file.
15620
15621 2004-08-13 Richard Henderson <rth@redhat.com>
15622
15623 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
15624 (dbxout_function_end): Remove ifdefs for it.
15625 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
15626
15627 2004-08-13 Richard Henderson <rth@redhat.com>
15628
15629 * Makefile.in (insn-preds.o): Depend on TREE_H.
15630 * genpreds.c (write_insn_preds_c): Include tree.h.
15631 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
15632 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
15633 const48_operand, and_operand, or_operand, mode_width_operand,
15634 mode_mask_operand, mul8_operand, const0_operand,
15635 hard_fp_register_operand, hard_int_register_operand,
15636 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
15637 samegp_function_operand, direct_call_operand, small_symbolic_operand,
15638 global_symbolic_operand, call_operand, symbolic_operand,
15639 dtp16_symbolic_operand, dtp32_symbolic_operand,
15640 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
15641 gottp_symbolic_operand, alpha_comparison_operator,
15642 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
15643 signed_comparison_operator, alpha_fp_comparison_operator,
15644 divmod_operator, fix_operator, aligned_memory_operand,
15645 unaligned_memory_operand, reg_or_unaligned_mem_operand,
15646 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
15647 reg_no_subreg_operand, addition_operation): Move to predicates.md.
15648 (reg_or_const_int_operand): Remove. Replace all users with
15649 reg_or_cint_operand.
15650 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
15651 (resolve_reload_operand): Split out of aligned_memory_operand.
15652 * config/alpha/alpha-protos.h: Update for exports.
15653 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
15654 * config/alpha/alpha.md: Include predicates.md.
15655 * config/alpha/predicates.md: New file.
15656
15657 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
15658
15659 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
15660 fields with a pointer to the instruction definition.
15661 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
15662 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
15663 (write_attr_case, write_const_num_delay_slots): Update accordingly.
15664 (write_attr_case, write_const_num_delay_slots): Write the name of
15665 an insn next to its case statement.
15666 * genoutput.c (data): Add a filename field.
15667 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
15668 (output_insn_data): Print the location of each insn definition.
15669 * genrecog.c (write_action): Print the name of an insn above
15670 the statement that returns its code.
15671
15672 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
15673
15674 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
15675 * config/libgloss.h: Likewise.
15676 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
15677 * c4x/c4x-modes.def: Likewise.
15678 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
15679 (c4x_rptb_nop_p): Likewise.
15680 (c4x_rptb_valid_p): Likewise.
15681 (c4x_rptb_insert): Likewise.
15682 (c4x_address_conflict): Likewise.
15683 * config/c4x/c4x.md: Likewise.
15684 * config/frv/frv.md: Likewise.
15685 * config/i386/athlon.md: Likewise.
15686 * config/i386/i386.md: Likewise.
15687 * config/i386/predicates.md: Likewise.
15688 * config/ia64/ia64.c: Likewise.
15689 * config/ia64/itanium1.md: Likewise.
15690 * config/ia64/itanium2.md: Likewise.
15691 * config/iq2000/iq2000.md: Likewise.
15692 * config/mcore/mcore.c: Likewise.
15693 * config/mips/mips.c: Likewise.
15694 * config/mips/r3900.h: Likewise.
15695 * config/mips/sb1.md: Likewise.
15696 * config/pa/milli64.S: Likewise.
15697 * config/pa/pa.c: Likewise.
15698 * config/pa/pa.h: Likewise.
15699 * config/rs6000/8540.md: Likewise.
15700
15701 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
15702
15703 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
15704
15705 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
15706
15707 * sh.md (cbranch define_delay) Use cond_delay_slot for
15708 non-anulled condition too.
15709
15710 2004-08-12 David Edelsohn <edelsohn@gnu.org>
15711
15712 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
15713 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
15714 any_parallel_operand, lmw_operation, stmw_operation,
15715 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
15716 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
15717 any_parallel_operand.
15718 (return_and_restore_fpregs_{si,di}): Same.
15719
15720 2004-08-12 Zack Weinberg <zack@codesourcery.com>
15721
15722 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
15723 if pred->singleton != PARALLEL, issue a warning and pretend it was.
15724 Also issue a warning for any predicate we don't know about.
15725
15726 2004-08-12 Richard Henderson <rth@redhat.com>
15727
15728 * config/i386/i386.c (internal_label_prefix): Export.
15729 (internal_label_prefix_len, struct ix86_address,
15730 ix86_decompose_address, maybe_get_pool_constant,
15731 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
15732 memory_address_length): Export.
15733 (any_fp_register_operand, fp_register_operand,
15734 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
15735 x86_64_general_operand, x86_64_szext_general_operand,
15736 x86_64_nonmemory_operand, x86_64_movabs_operand,
15737 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
15738 x86_64_zext_immediate_operand, const_int_1_31_operand,
15739 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
15740 tls_symbolic_operand, global_dynamic_symbolic_operand,
15741 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
15742 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
15743 constant_call_address_operand, const0_operand, const1_operand,
15744 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
15745 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
15746 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
15747 general_no_elim_operand, nonmemory_no_elim_operand,
15748 index_register_operand, q_regs_operand, flags_reg_operand,
15749 non_q_regs_operand, zero_extended_scalar_load_operand,
15750 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
15751 ix86_comparison_operator, ix86_carry_flag_operator,
15752 fcmov_comparison_operator, promotable_binary_operator,
15753 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
15754 mult_operator, div_operator, arith_or_logical_operator,
15755 memory_displacement_operand, cmpsi_operand, long_memory_operand,
15756 aligned_operand): Move to predicates.md as define_predicates.
15757 (tls_symbolic_operand_1): Remove.
15758 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
15759 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
15760 (legitimize_address): Merge tls_symbolic_operand contents.
15761 (ix86_expand_move): Likewise.
15762 * config/i386/i386-protos.h: Update for exports.
15763 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
15764 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
15765 * config/i386/i386.md: Include predicates.md.
15766 * config/i386/predicates.md: New file.
15767
15768 2004-08-13 Mark Mitchell <mark@codesourcery.com>
15769
15770 PR c++/16924
15771 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
15772 SYMBOL_REF_DECL.
15773 (i386_pe_mark_dllimport): Likewise.
15774 (i386_pe_encode_section_info): Likewise, when overriding
15775 dllimport attribute.
15776
15777 2004-08-12 Geoffrey Keating <geoffk@apple.com>
15778
15779 * configure.ac: When testing for flex, nm, ar, and bison, check
15780 that they will actually be built.
15781 * configure: Regenerate.
15782
15783 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
15784
15785 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
15786 (MOVE_MAX_PIECES): Define.
15787
15788 2004-08-12 Devang patel <dpatel@apple.com>
15789
15790 * dbxout.c (dbxout_begin_prologue): New function.
15791 (dbx_debug_hooks): Use new begin prologue hook.
15792 (dbxout_function_end): Emit N_ENSYM.
15793 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
15794
15795 2004-08-12 Janis Johnson <janis187@us.ibm.com>
15796
15797 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
15798 argument is float*.
15799
15800 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
15801 for vec_dss.
15802
15803 * doc/extend.texi (AltiVec builtins): Fix description for recent
15804 changes. Update operation list to match current support.
15805
15806 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
15807
15808 * config/s390/s390.c (struct s390_frame_layout): New struct as element
15809 of struct machine_function.
15810 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
15811 changed all uses.
15812 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
15813 changed all uses.
15814 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
15815 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
15816 (s390_frame_area, s390_register_info): New functions.
15817 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
15818 for base register.
15819 (s390_return_addr_rtx, s390_return_address_offset)
15820 (s390_va_start, s390_gimplify_va_arg)
15821 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
15822 layouts.
15823 (s390_frame_info): Functionality partly moved to s390_register_info.
15824 Made adaptions for new stack layout.
15825 (save_gprs, restore_gprs): Changed meaning of second parameter and
15826 adapted all callers.
15827
15828 * config/s390/s390.h (s390_backchain_string): New global variable.
15829 (MASK_BACKCHAIN): Removed definition.
15830 (TARGET_BACKCHAIN): Changed check.
15831 (TARGET_KERNEL_BACKCHAIN): New macro.
15832 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
15833 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
15834 "kernel-backchain".
15835 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
15836
15837 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
15838 as condition. Adjusted for new stack layout.
15839
15840 * doc/invoke.texi: Added documentation for new option
15841 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
15842 "-mno-backchain".
15843
15844 2004-08-12 Paul Brook <paul@codesourcery.com>
15845
15846 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
15847 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
15848
15849 2004-08-12 David Daney <ddaney@avtrex.com>
15850
15851 * java/gcj.texi: Add subsection on signal usage.
15852
15853 2004-08-12 David Edelsohn <edelsohn@gnu.org>
15854
15855 * expr.c (move_by_pieces): Set alignment for move to minimum of
15856 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
15857 alignment, but not less than the original alignment.
15858 (move_by_pieces_ninsns): Same.
15859 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
15860 (store_by_pieces_1): Same.
15861
15862 2004-08-12 Diego Novillo <dnovillo@redhat.com>
15863
15864 PR tree-optimization/16867
15865 * tree.c (is_global_var): New function.
15866 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
15867 Call is_global_var.
15868 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
15869 Update all users.
15870 (is_global_var): Declare.
15871 * tree-dfa.c (dump_variable): Display global and addressable
15872 attributes.
15873 (add_referenced_var): Clarify documentation when marking
15874 variables call-clobbered.
15875 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
15876 instead of needs_to_live_in_memory.
15877 (mark_call_clobbered): If the variable is a tag, mark it
15878 DECL_EXTERNAL.
15879 * tree-gimple.c (is_gimple_reg): Don't check for
15880 TREE_ADDRESSABLE.
15881 (is_gimple_non_addressable): Likewise.
15882 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
15883 needs to be marked call-clobbered.
15884 (setup_pointers_and_addressables): Call is_global_var instead
15885 of needs_to_live_in_memory.
15886 * tree-ssa-dce.c (need_to_preserve_store): Remove.
15887 Update all users with is_global_var.
15888 (mark_stmt_if_obviously_necessary): Fix processing of aliased
15889 stores. Don't check the virtual definitions. Rather, check
15890 whether the store is going into global memory.
15891 (find_obviously_necessary_stmts): Get the symbol from the PHI
15892 result.
15893 * tree-ssa-operands.c (get_call_expr_operands): Do not add
15894 clobbering may-defs if the call does not have side effects.
15895
15896 2004-08-12 Jakub Jelinek <jakub@redhat.com>
15897
15898 PR c++/16276
15899 * output.h (default_function_rodata_section,
15900 default_no_function_rodata_section): New prototypes.
15901 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
15902 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
15903 (TARGET_ASM_OUT): Add it.
15904 * varasm.c (default_function_rodata_section,
15905 default_no_function_rodata_section): New functions.
15906 * final.c (final_scan_insn): Call
15907 targetm.asm_out.function_rodata_section instead of
15908 readonly_data_section.
15909 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
15910 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15911 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15912 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15913 Likewise.
15914 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15915 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15916 Likewise.
15917 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15918 Likewise.
15919 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15920 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15921 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
15922
15923 2004-08-12 Paul Brook <paul@codesourcery.com>
15924
15925 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
15926 frame info.
15927 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
15928 DWARF2_UNWIND_INFO.
15929
15930 2004-08-12 Ben Elliston <bje@au.ibm.com>
15931
15932 PR target/16286
15933 * config/rs6000/altivec.h: Change vector to __vector throughout.
15934 (Except for the `vector' macro itself).
15935
15936 2004-08-12 Zack Weinberg <zack@codesourcery.com>
15937
15938 * genpreds.c: Add capability to generate predicate bodies as
15939 well as function prototypes. Write function prototypes for
15940 the generic predicates too.
15941 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
15942 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
15943 (write_match_code, write_predicate_expr, write_one_predicate_function)
15944 (parse_option): New functions.
15945 (output_predicate_decls): Delete.
15946 (main): Read the machine description, process DEFINE_PREDICATE or
15947 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
15948 as appropriate.
15949
15950 * genrecog.c (struct decision_test): Replace index with
15951 struct pred_data pointer.
15952 (next_index): Remove, unused.
15953 (pred_table, preds, special_mode_pred_table): Delete.
15954 (compute_predicate_codes, process_define_predicate): New functions.
15955 (validate_pattern, add_to_sequence, write_switch): Update for
15956 new data structures.
15957 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
15958 Check both error_count and have_error.
15959
15960 * gensupport.c (in_fname, first_predicate): New globals.
15961 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
15962 (predicate_table, last_predicate, old_pred_table)
15963 (old_special_pred_table): New statics.
15964 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
15965 (add_predicate, init_predicate_table): New functions.
15966 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
15967 (init_md_reader_args_cb): Use the global in_fname. No need to zero
15968 it or max_include_len. Call init_predicate_table.
15969 (read_rtx): Run the predicate queue after the attribute queue
15970 but before all the others.
15971 * gensupport.h (in_fname, struct pred_data, first_predicate)
15972 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
15973 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
15974 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
15975 * dummy-conditions.c: Don't include bconfig.h, system.h,
15976 coretypes.h, tm.h, or system.h. Do include stddef.h.
15977 Duplicate declaration of struct c_test from gensupport.h.
15978
15979 * Makefile.in (OBJS-common): Add insn-preds.o.
15980 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
15981 (insn-preds.c, insn-preds.o): New rules.
15982 (s-preds): Also generate insn-preds.c.
15983 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
15984 Update dependencies.
15985 (print-rtl.o, print-rtl1.o): Correct dependencies.
15986
15987 * recog.h: Delete prototypes of predicate functions.
15988
15989 * doc/md.texi (Predicates): New section with complete
15990 documentation of operand/operator predicates. Remove some
15991 incomplete documentation of predicates from other places.
15992 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
15993 PREDICATE_CODES; indicate that both are deprecated in favor
15994 of define_predicate/define_special_predicate.
15995
15996 * config/ia64/ia64.c: All predicate function definitions moved
15997 to ia64.md, except
15998 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
15999 (ia64_expand_load_address, ia64_expand_move):
16000 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
16001
16002 * config/ia64/ia64.md: All predicates now defined here.
16003 (symbolic_operand): Is now a special predicate.
16004
16005 * config/ia64/ia64.h: Declare ia64_section_threshold.
16006 (PREDICATE_CODES): Delete.
16007
16008 2004-08-12 Richard Henderson <rth@redhat.com>
16009
16010 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
16011 * c-semantics.c (add_stmt): Set it.
16012 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
16013 before instantiating a variable sized type.
16014
16015 2004-08-12 Richard Henderson <rth@redhat.com>
16016
16017 * stor-layout.c (round_up, round_down): Move ...
16018 * fold-const.c (round_up, round_down): ... here. Use
16019 multiple_of_p to avoid any arithmetic at all.
16020
16021 2004-08-12 Richard Henderson <rth@redhat.com>
16022
16023 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
16024 (gimplify_init_ctor_preeval_1): New.
16025 (gimplify_init_ctor_preeval): New.
16026 (gimplify_init_ctor_eval): New.
16027 (gimplify_init_constructor): Use them. Always gimplify the LHS
16028 object first.
16029
16030 2004-08-12 Ziemowit Laski <zlaski@apple.com>
16031
16032 (This patch is part of merge of objc-improvements-branch
16033 into mainline.)
16034
16035 * doc/frontends.texi: Mention Objective-C++ in addition to
16036 Objective-C.
16037 * doc/install.texi: Add 'obj-c++' to list of configurable
16038 languages.
16039 * doc/invoke.texi: Rename Objective-C option headings to
16040 indicate they also apply to Objective-C++. List file
16041 extensions for Objective-C++ sources. Mention that
16042 ObjC and ObjC++ compilations may also use C and C++ options,
16043 respectively. Point users to doc/standards.texi for
16044 further info on ObjC and ObjC++.
16045 * doc/sourcebuild.texi: Mention the objcp/ directory and
16046 the Objective-C++ sources it contains.
16047 * doc/standards.texi: Update link to Apple ObjC site;
16048 add link to gcc readings.html WWW doc.
16049
16050 2004-08-12 Alan Modra <amodra@bigpond.net.au>
16051
16052 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
16053 and 2004-07-14 changes.
16054
16055 2004-08-12 Paul Brook <paul@codesourcery.com>
16056
16057 * doc/invoke.texi: Fix typo.
16058
16059 2004-08-11 Devang Patel <dpatel@apple.com>
16060
16061 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
16062 and -no_dead_strip_inits_and_terms.
16063 (LINK_SPEC): Same.
16064 * doc/invoke.texi (Darwin Options): Document -dead_strip and
16065 -no_dead_strip_inits_and_terms.
16066
16067 2004-08-11 Paul Brook <paul@codesourcery.com>
16068
16069 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
16070 (arm_load_pic_register): ... to this.
16071 * config/arm/arm.c (arm_finalize_pic): Rename ...
16072 (arm_load_pic_register): ... to this. Always output insns at the
16073 current location. Load via low reg in thumb mode.
16074 (arm_expand_prologue): Call arm_load_pic_register.
16075 (thumb_expand_prologue): Ditto.
16076 * config/arm/arm.h (FINALIZE_PIC): Remove.
16077 * config/arm/arm.md (builtin_setjmp_receiver): Call
16078 arm_load_pic_register.
16079
16080 2004-08-11 Paul Brook <paul@codesourcery.com>
16081
16082 * arm.c (thumb_force_lr_save): Add prototype.
16083 (thumb_compute_save_reg_mask): New function.
16084 (thumb_find_work_register): New function.
16085 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
16086 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
16087 Don't clobber r3 when removing pretend args.
16088 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
16089 (thumb_output_function_prologue): Use new functions.
16090 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
16091 * arm.h (THUMB_REG_PUSHED_P): Remove.
16092
16093 2004-08-11 James E Wilson <wilson@specifixinc.com>
16094
16095 PR rtl-optimization/16490
16096 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
16097 global_live_at_end for new basic block if already set for other blocks.
16098
16099 2004-08-11 David Edelsohn <edelsohn@gnu.org>
16100
16101 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
16102
16103 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
16104 (mfcr rlwinm rlwinm patterns): Set length to 12.
16105
16106 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
16107
16108 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
16109 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
16110 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
16111 (start_ssa_stmt_operands): Delete.
16112 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
16113 struct stmt_operands_d.
16114 (build_ssa_operands): New extern entry point.
16115 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
16116 building code, replace with create_ssa_artficial_load_stmt().
16117 * tree-ssa-operands.c (struct voperands_d): Delete.
16118 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
16119 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
16120 (free_uses, free_defs, free_vuses, free_v_may_defs,
16121 free_v_must_defs): Remove dealloc parameter.
16122 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
16123 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
16124 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
16125 vector comparisons, ssa_name reuse, and allocations here.
16126 (verify_start_operands): Delete.
16127 (finalize_ssa_stmt_operands): Set new operands by calling finalize
16128 routines.
16129 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
16130 (append_def, append_usei): Simplify to simple accumulation.
16131 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
16132 duplicates and simple accumulation.
16133 (free_ssa_operands): Free vectors in a stmt_operand structure.
16134 (build_ssa_operands): New. Create a new stmt_operand structure from
16135 a stmt and an old set of stmt_operands.
16136 (get_stmt_operands): Simplify and call build_ssa_operands.
16137 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
16138 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
16139 add_call_read_ops): Don't pass prev_vops around anymore.
16140 (note_addressable): Return if no stmt annotation.
16141 (copy_virtual_operands): Access v_may_def operands through a struct.
16142 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
16143 hash tables without treating the stmt as a real stmt.
16144 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
16145 v_may_def def and use through a struct instead of 2 array elements.
16146 (struct v_may_def_optype_d): Use v_may_def_operand_type.
16147 (struct stmt_operands_d): New. Struct for storing all operand vectors.
16148
16149 2004-08-11 Nick Clifton <nickc@redhat.com>
16150
16151 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
16152 this funciton's behaviour. Return true when the current function
16153 has a section attribute and -mlong-calls is in effect.
16154 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
16155 short-call marker when -mlong-calls is in effect and the function
16156 has a section attribute.
16157
16158 2004-08-10 Zack Weinberg <zack@codesourcery.com>
16159
16160 * stmt.c (expand_return): If asked to return the RESULT_DECL,
16161 just call expand_value_return on result_rtl.
16162
16163 2004-08-10 Richard Henderson <rth@redhat.com>
16164
16165 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
16166 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
16167 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
16168 (add_location_or_const_value_attribute): ... not here. Use
16169 loc_descriptor_from_tree if possible.
16170 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
16171 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
16172 values specially.
16173 (loc_descriptor_from_tree): New. Update callers.
16174 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
16175 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
16176 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
16177 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
16178 and BUILT_IN_STACK_RESTORE.
16179 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
16180 * stmt.c (expand_stack_alloc): Remove.
16181 * tree-mudflap.c (mx_register_decls): Don't look for
16182 BUILT_IN_STACK_ALLOC.
16183 * tree-nested.c (convert_local_reference): Likewise.
16184 * tree.h (DECL_VALUE_EXPR): New.
16185
16186 2004-08-10 Richard Henderson <rth@redhat.com>
16187
16188 * stor-layout.c (round_up): Check for 0/1 before dividing.
16189 (round_down): Likewise.
16190
16191 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
16192
16193 2004-08-09 Mark Mitchell <mark@codesourcery.com>
16194
16195 * config.gcc (arm*-*-eabi*): New target.
16196 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
16197 (TARGET_LIB_INT_CMP_BIASED): Likewise.
16198 * expmed.c (expand_divmod): Try a two-valued divmod function as a
16199 last resort.
16200 * gthr.h: Remove bogus tokens at end of #pragma.
16201 * optabs.c (expand_twoval_binop_libfunc): New function.
16202 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
16203 (prepare_float_lib_cmp): Try reversing the condition.
16204 (debug_optab_libfuncs): New function.
16205 * optabs.h (expand_twoval_binop_libfunc): Declare.
16206 * config/arm/arm.c (arm_init_libfuncs): New function.
16207 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
16208 (TARGET_INIT_LIBFUNCS): Define it.
16209 * config/arm/arm.h (TARGET_BPABI): New macro.
16210 * config/arm/arm-protos.h
16211 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
16212 * config/arm/bpabi.S: New file.
16213 * config/arm/bpabi.c: Likewise.
16214 * config/arm/bpabi.h: Likewise.
16215 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
16216 (__aeabi_drsub): Likewise.
16217 (__aeabi_dsub): Likewise.
16218 (__aeabi_dadd): Likewise.
16219 (__aeabi_ui2d): Likewise.
16220 (__aeabi_i2d): Likewise.
16221 (__aeabi_f2d): Likewise.
16222 (__aeabi_dmul): Likewise.
16223 (__aeabi_ddiv): Likewise.
16224 (__aeabi_cdrcmple): Likewise.
16225 (__aeabi_cdcmpeq): Likewise.
16226 (__aeabi_cdcmple): Likewise.
16227 (__aeabi_dcmpeq): Likewise.
16228 (__aeabi_dcmplt): Likewise.
16229 (__aeabi_dcmple): Likewise.
16230 (__aeabi_dcmpge): Likewise.
16231 (__aeabi_dcmpgt): Likewise.
16232 (__aeabi_dcmpun): Likewise.
16233 (__aeabi_d2iz): Likewise.
16234 (__aeabi_d2uiz): Likewise.
16235 (__aeabi_d2f): Likewise.
16236 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
16237 (__aeabi_frsub): Likewise.
16238 (__aeabi_fsub): Likewise.
16239 (__aeabi_fadd): Likewise.
16240 (__aeabi_ui2f): Likewise.
16241 (__aeabi_i2f): Likewise.
16242 (__aeabi_fmul): Likewise.
16243 (__aeabi_fdiv): Likewise.
16244 (__aeabi_cfrcmple): Likewise.
16245 (__aeabi_cfcmpeq): Likewise.
16246 (__aeabi_cfcmple): Likewise.
16247 (__aeabi_fcmpeq): Likewise.
16248 (__aeabi_fcmplt): Likewise.
16249 (__aeabi_fcmple): Likewise.
16250 (__aeabi_fcmpge): Likewise.
16251 (__aeabi_fcmpgt): Likewise.
16252 (__aeabi_fcmpun): Likewise.
16253 (__aeabi_f2iz): Likewise.
16254 (__aeabi_f2uiz): Likewise.
16255 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
16256 (__aeabi_uidivmod): New function or alias.
16257 (__aeabi_idivmod): Likewise.
16258 (__aeabi_idiv0): Likewise.
16259 (__aeabi_ldiv0): Likewise.
16260 (__aeabi_llsr): Likewise.
16261 (__aeabi_lasr): Likewise.
16262 (__aeabi_llsl): Likewise.
16263 (bpabi.S): Include it.
16264 * config/arm/libgcc-bpabi.ver: New file.
16265 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
16266 (LINK_SPEC): Remove.
16267 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
16268 __aeabi_ulcmp.
16269 * config/arm/t-bpabi: New file.
16270 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
16271 (TARGET_LIB_INT_CMP_BIASED): Likewise.
16272
16273 2004-08-10 David Edelsohn <edelsohn@gnu.org>
16274
16275 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
16276 * config/rs6000/rs6000.md (clrmemsi): New pattern.
16277 * config/rs6000/rs6000.c (expand_block_clear): New function.
16278 (expand_block_move): Convert alignment to bits. Use SImode and
16279 HImode for unaligned addresses if not STRICT_ALIGNMENT.
16280
16281 2004-08-10 Caroline Tice <ctice@apple.com>
16282
16283 * varasm.c (unlikely_section_label): New global variable.
16284 (unlikely_text_section_name): New global variable.
16285 (text_section): Remove alignment statement.
16286 (unlikely_text_section): Remove alignment statement; use
16287 unlikely_section_label rather than hard-coded string.
16288 (assemble_start_function): Initialize unlikely_section_label and
16289 unlikely_text_section_name; make sure cold section is properly
16290 aligned at start of function; output unlikely_section_label if
16291 appropriate.
16292
16293 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
16294
16295 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
16296 * config/s390/s390.c (s390_canonicalize_comparison): New function.
16297 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
16298 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
16299 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
16300 ("*tmqi_mem"): Remove SUBREG from pattern.
16301 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
16302 ("*andsi3_cconly"): Likewise.
16303
16304 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
16305
16306 PR target/16909
16307 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
16308
16309 2004-08-10 Janis Johnson <janis187@us.ibm.com>
16310
16311 * doc/sourcebuild.texi (compat testing): Document available test
16312 framework commands. Use the preferred spelling of DejaGnu.
16313
16314 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
16315
16316 * lambda.h: Add matrix type, and prototypes for remainder of
16317 matrix and vector functions.
16318 (lambda_vector_mult_const): New function.
16319 (lambda_vector_negate): Ditto.
16320 (lambda_vector_add): Ditto.
16321 (lambda_vector_add_mc): Ditto.
16322 (lambda_vector_copy): Ditto.
16323 (lambda_vector_zerop): Ditto.
16324 (lambda_vector_equal): Ditto.
16325 (lambda_vector_min_nz): Ditto.
16326 (lambda_vector_first_nz): Ditto.
16327 (lambda_vector_matrix_mult): Ditto.
16328 * lambda-mat.c: New file.
16329 * Makefile.in (lambda-mat.o): New.
16330
16331 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
16332
16333 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
16334 after linking stmt into the program.
16335 (bsi_remove): Don't call modify_stmt.
16336 * tree-complex.c (update_complex_assignment,
16337 expand_complex_comparison): Call modify_stmt after changing the stmt.
16338 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
16339 removing the stmt.
16340 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
16341 the stmt, and only if needed.
16342 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
16343 expression.
16344 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
16345 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
16346 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
16347 (eliminate_redundant_computations): Don't pass an annotation. Call
16348 modify_stmt rather than setting the annotation directly.
16349 (record_equivalences_from_stmt): Remove unused local 'j'.
16350 (cprop_operand): Take a stmt rather than an annotation as a parameter.
16351 Call modify_stmt.
16352 (cprop_into_stmt): Pass stmt rather than annotation.
16353 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
16354 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
16355 modify_stmt.
16356 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
16357
16358 2004-08-10 Jason Merrill <jason@redhat.com>
16359
16360 PR middle-end/16948
16361 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
16362 the RESULT_DECL.
16363
16364 2004-08-10 Geoffrey Keating <geoffk@apple.com>
16365
16366 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
16367 hash function.
16368
16369 2004-08-10 Roger Sayle <roger@eyesopen.com>
16370
16371 * config/mips/mips.md: New reciprocal square root patterns that
16372 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
16373
16374 2004-08-10 Paul Brook <paul@codesourcery.com>
16375
16376 * config/arm/arm-protos.h (arm_set_return_address,
16377 thumb_set_return_address): Add prototypes.
16378 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
16379 * config/arm/arm.c (arm_compute_func_type,
16380 use_return_insn, arm_compute_save_reg0_reg12_mask,
16381 arm_compute_save_reg_mask, arm_output_function_prologue,
16382 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
16383 current_function_calls_eh_return.
16384 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
16385 old eh code.
16386 (arm_set_return_address, thumb_set_return_address): New functions.
16387 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
16388 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
16389 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
16390 (epilogue): Use the stackadj register.
16391 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
16392
16393 2004-08-10 Jakub Jelinek <jakub@redhat.com>
16394
16395 PR target/3144
16396 * expr.c (move_by_pieces_ninsns): Add max_size argument.
16397 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
16398 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
16399 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
16400 but using MOVE_RATIO.
16401 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
16402 (can_store_by_pieces): Change max_size type to unsigned int.
16403 (store_by_pieces_1): Likewise. Pass max_size to
16404 move_by_pieces_ninsns.
16405 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
16406 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
16407 to move_by_pieces_ninsns.
16408 (STORE_BY_PIECES_P): Define.
16409 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
16410 to move_by_pieces_ninsns.
16411 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
16412
16413 * config/i386/i386.h (CLEAR_RATIO): Define.
16414
16415 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16416
16417 * expr.c (expand_expr_real_1): Add back code that was not dead.
16418
16419 2004-08-09 Andrew Pinski <apinski@apple.com>
16420
16421 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
16422 which is found to be compatible before returning the aliasing set.
16423
16424 2004-08-09 Daniel Jacobowitz <dan@debian.org>
16425
16426 * ggc-zone.c (struct alloc_zone): Add statistics counters.
16427 (always_collect): New flag.
16428 (ggc_alloc_zone_1): Update statistics support. Don't include
16429 overhead in allocated counter.
16430 (sweep_pages): Update allocated counter for large pages. Don'y
16431 include overhead.
16432 (ggc_collect_1): Always collect.
16433 (ggc_collect): Honor always_collect flag. Sum all zones to decide
16434 whether to collect.
16435 (SCALE, LABEL): New macros.
16436 (ggc_print_statistics): Add statistics support.
16437
16438 2004-08-09 Roger Sayle <roger@eyesopen.com>
16439
16440 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
16441 (init_expmed): Fix potential overrun problem with "all.reg".
16442 (expand_sdiv2_pow2): Add an alternate implementation for signed
16443 division, if the target provides a suitable conditional move insn.
16444
16445 2004-08-09 Paul Brook <paul@codesourcery.com>
16446 Richard Henderson <rth@redhat.com>
16447
16448 * unwind-dw2.c (uw_install_context_1): Update target saved stack
16449 pointer.
16450
16451 2004-08-09 Geoffrey Keating <geoffk@apple.com>
16452
16453 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
16454 Check DATA limit only if there's no AS limit. Ignore insanely
16455 low DATA limits.
16456 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
16457 but take care that the AS limit isn't overrun.
16458 * doc/invoke.texi: Update documentation of min-heapsize parameter.
16459
16460 2004-08-09 Jeff Law <law@redhat.com>
16461
16462 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
16463 (tree-ssa-threadupdate.o): Add dependencies.
16464 * tree-ssa-threadupdate.c: New file.
16465 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
16466 (rewrite_vars_out_of_ssa): Remove prototype.
16467 (cleanup_tree_cfg): Returns a bool.
16468 * tree.h (thread_through_all_blocks): Prototype.
16469 * tree-outof-ssa.c (SSANORM_*): Move into here.
16470 (remove_ssa_form): Now static.
16471 (rewrite_vars_out_of_ssa): Kill.
16472 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
16473 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
16474 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
16475 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
16476 anything was changed.
16477 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
16478 from the PHI's annotation rather than the edge associated with
16479 the new argument.
16480 * tree-ssa-dom.c (redirection_edges): Kill.
16481 (redirect_edges_and_update_ssa_graph): Kill.
16482 (tree_ssa_dominator_optimize): Do not reset forwardable flag
16483 for blocks anymore. Do not initialize redirection_edges.
16484 Call thread_through_all_blocks. Simplify code for cleanup
16485 of the CFG and iterating. No longer call cleanup_tree_cfg
16486 outside the iteration loop.
16487 (thread_across_edge): No longer mess with forwardable blocks.
16488
16489 2004-08-09 Zack Weinberg <zack@codesourcery.com>
16490
16491 * explow.c (memory_address): Use memory_address_p.
16492 * recog.c (general_operand): Likewise.
16493 * regrename.c: No need to define REG_OK_STRICT.
16494
16495 2004-08-09 Steven Bosscher <stevenb@suse.de>
16496
16497 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
16498 New timers.
16499 * gcse.c: Include timevar.h.
16500 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
16501 and global_copy_prop_count.
16502 (local_const_prop_count, local_copy_prop_count): New static globals.
16503 (gcse_main): Set the right timevar for each pass.
16504 (cprop_jump): Increment global_const_prop_count when a constant is
16505 propagated. Add "GLOBAL" to dump output.
16506 (cprop_insn): Increment global_const_prop_count when a constant is
16507 propagated, or global_copy_prop_count when a copy is propagated.
16508 (do_local_cprop): Likewise for local_const_prop_count and
16509 local_copy_prop_count.
16510 (one_cprop_pass): Initialize const/cprop counters to zero.
16511 Print out results of local and global const/cprop separately.
16512 (bypass_block): Break over-length line.
16513 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
16514 for bb-reorder.o and tracer.o.
16515
16516 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16517
16518 * Makefile.in (GTFILES): Remove stmt.c
16519 (stmt.o): Do not depend on gt-stmt.h.
16520 * emit-rtl.c (emit_line_note): Do not call
16521 set_file_and_line_for_stmt.
16522 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
16523 do everything.
16524 * function.c (free_after_parsing): Do not free STMT field.
16525 (allocate_struct_function): Do not call init_stmt_for_function.
16526 (assign_stack_temp_for_type): Do not accept values of keep
16527 other than 0 or 1.
16528 (init_temp_slots): Do not initialize removed variables.
16529 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
16530 and X_VAR_TEMP_SLOT_LEVEL fields.
16531 * rtl.h (set_file_and_line_for_stmt): Remove.
16532 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
16533 struct stmt_status, cond_stack, case_stack, nesting_stack,
16534 nesting_depth, emit_locus, set_file_and_line_for_stmt,
16535 same_case_target_p, init_stmt_for_function, emit_nop,
16536 expand_start_cond, expand_start_elseif, expand_start_else,
16537 expand_elseif, expand_end_cond): Remove.
16538 (preserve_subexpressions_p): Remove references to CFUN->STMT.
16539 (expand_start_case, expand_end_case_type): Remove, merge into...
16540 (expand_case): ... this one, including other bits from
16541 expand_expr_real_1. Inline same_case_target_p. Turn members
16542 of CASE_STACK into local variables.
16543 (emit_case_bit_tests): Inline same_case_target_p.
16544 (add_case_node): Add HEAD argument, return new head of the list,
16545 do not handle default label here.
16546 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
16547 expand_start_elseif, current_nesting_level, expand_start_case,
16548 expand_end_case_type, expand_end_case, add_case_node,
16549 init_stmt_for_function, expand_elseif): Remove prototypes.
16550 (expand_case): Add prototype.
16551
16552 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16553
16554 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
16555
16556 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16557
16558 * expr.c (var_rtx): Remove.
16559 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
16560 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
16561 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
16562 Abort.
16563 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
16564 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
16565 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
16566
16567 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
16568 Ayal Zaks <zaks@il.ibm.com>
16569
16570 * common.opt (freschedule-modulo-scheduled-loops): New flag.
16571 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
16572 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
16573 when -freschedule-modulo-scheduled-loops flag is not specified.
16574 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
16575 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
16576 More accurate placing of insn in row of partial schedule.
16577 (ps_insn_find_column): New function.
16578 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
16579 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
16580 (schedule_region): Use sched_is_disabled_for_current_region_p.
16581 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
16582
16583 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
16584
16585 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
16586 change.
16587
16588 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
16589
16590 * config/i386/i386.c (ix86_expand_clrmem): Properly call
16591 gen_strset for 64bit target.
16592
16593 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
16594
16595 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
16596
16597 2004-08-07 Jason Merrill <jason@redhat.com>
16598
16599 Make return in memory explicit.
16600 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
16601 (assign_parm_find_data_types): Remove code for old front end
16602 invisible reference handling.
16603 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
16604 (expand_function_end): Likewise.
16605 * gimplify.c (gimplify_return_expr): Handle a dereferenced
16606 RESULT_DECL.
16607 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
16608 (declare_return_variable): Handle DECL_BY_REFERENCE.
16609 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
16610 (cp_genericize_r): Use convert_from_reference.
16611 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
16612 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
16613
16614 * c-common.c (c_warn_unused_result): Check TREE_USED before
16615 warning about a CALL_EXPR with an unused value.
16616
16617 2004-08-06 Mark Mitchell <mark@codesourcery.com>
16618
16619 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
16620 to the compiler. Use -fshort-wchar by default.
16621
16622 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
16623
16624 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
16625 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
16626 threshhold.
16627 * doc/invoke.texi (param): Document min-crossjump-insns.
16628
16629 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
16630
16631 PR c/13282
16632 * c.opt (Wmissing-field-initializers): New option.
16633 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
16634 * c-typeck.c (pop_init_level): Guard the missing field warning with
16635 warn_missing_field_initializers rather than extra_warnings.
16636 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
16637 some of the explanation from...
16638 (-Wextra): ...here. Say that the missing field warning can be
16639 seperately controlled by -Wmissing-field-initializers.
16640
16641 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
16642
16643 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
16644 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
16645 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
16646 * tree.def (ENTRY_VALUE_EXPR): Remove.
16647
16648 2004-08-06 Jakub Jelinek <jakub@redhat.com>
16649
16650 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
16651 the places where it is actually needed. Don't use repz; stosb
16652 for -Os with sufficiently small constant sizes.
16653 For sufficiently small repz; stos{l,q} repeat counts use a sequence
16654 of stos{l,q} instructions instead.
16655
16656 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16657
16658 PR tree-optimization/16807
16659 * loop-iv.c (dump_iv_info): Dump invariants correctly.
16660 (iv_subreg, iv_extend): Express value of invariant purely in
16661 base field.
16662
16663 2004-08-06 Mark Mitchell <mark@codesourcery.com>
16664
16665 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
16666 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
16667
16668 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
16669
16670 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
16671 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
16672 pre_dec_operand.
16673 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
16674 pattern until reload is finished to allow better code generation
16675 and split them completely into separate instrunctions.
16676 (*andsi3_split): New pattern.
16677
16678 2004-08-05 Mark Mitchell <mark@codesourcery.com>
16679
16680 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
16681 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
16682 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16683 * tree.h (handle_dll_attribute): Declare. Test
16684 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16685 * c-common.h (c_determine_visibility): Declare.
16686 * c-common.c (c_determine_visibility): New function.
16687 * c-decl.c (finish_decl): Use it.
16688 (finish_function): Likewise.
16689 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
16690 zero, by default. Use #if, not #ifdef, to test it.
16691 * config/arm/arm.c (arm_attribute_table): Use
16692 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
16693 #if.
16694 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
16695 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
16696 to 1.
16697 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
16698 * config/i386/i386.c (ix86_attribute_table): Use
16699 handle_dll_attribute for dllimport/dllexport. Test
16700 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16701 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
16702 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
16703 it to 1.
16704 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
16705 with #if.
16706 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
16707 it to 1.
16708 * doc/extend.texi (dllexport): Clarify and correct documentation.
16709 (dllimport): Likewise.
16710 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
16711 handle_dll_attribute.
16712
16713 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16714
16715 * tree-ssa-loop-manip.c: New file.
16716 * Makefile.in (tree-ssa-loop-manip.o): Add.
16717 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
16718 Declare.
16719 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
16720 form.
16721 (tree_ssa_loop_done): Verify loop closed ssa form.
16722 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
16723
16724 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16725
16726 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
16727 pa_asm_output_aligned_local): New functions.
16728 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
16729 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
16730 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
16731 pa_asm_output_aligned_common.
16732 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16733 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
16734 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
16735 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16736 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
16737 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
16738 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16739 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
16740 common data.
16741
16742 2004-08-05 Andrew Pinski <apinski@apple.com>
16743
16744 * objc/objc-act.c (build_objc_string_object): Mark the address
16745 expression as constant.
16746
16747 2004-08-05 David Edelsohn <edelsohn@gnu.org>
16748
16749 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
16750 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
16751 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
16752
16753 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
16754
16755 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
16756 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
16757 out, and associated obsolete comments.
16758
16759 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
16760
16761 * tree.h (force_fit_type): Return a tree, take three flags.
16762 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
16763 TREE_CONSTANT_OVERFLOW here.
16764 (int_const_binop, const_binop): Adjust.
16765 (size_int_type): Do sign extension here.
16766 (fold_convert_const, optimize_bit_field_compare,
16767 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
16768 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
16769 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
16770
16771 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16772
16773 PR tree-optimization/16864
16774 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
16775 for ssa names without default_def.
16776
16777 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
16778
16779 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
16780 frame pointer, restore eax with an ebp-relative address.
16781
16782 2004-08-04 Geoffrey Keating <geoffk@apple.com>
16783
16784 PR 14516
16785 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
16786 * c-common.h (make_rtl_for_local_static): Delete.
16787 * c-decl.c (shadow_tag_warned): Clean up comment.
16788 (finish_decl): Clean up spacing. Use set_user_assembler_name when
16789 appropriate. Don't pass asmspec to rest_of_decl_compilation.
16790 * c-semantics.c (make_rtl_for_local_static): Delete.
16791 * expr.c (init_block_move_fn): Use set_user_assembler_name.
16792 (init_block_clear_fn): Likewise.
16793 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
16794 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
16795 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
16796 * tree.h (make_decl_rtl): Remove second parameter.
16797 (set_user_assembler_name): New.
16798 * varasm.c (set_user_assembler_name): New.
16799 (make_decl_rtl): Remove second parameter. Update callers in many
16800 files.
16801
16802 2004-08-05 Adam Nemet <anemet@lnxw.com>
16803
16804 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
16805 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
16806 to LynxOS 4.0.
16807 * gthr-lynx.h: New file.
16808 * config/lynx-ng.h: Remove file.
16809 * config/lynx.h: Update to LynxOS 4.0.
16810 * config/t-lynx: New file.
16811 * config/i386/lynx-ng.h: Remove file.
16812 * config/i386/lynx.h: Update to LynxOS 4.0.
16813 * config/rs6000/lynxbase.h: Remove file.
16814 * config/rs6000/lynx.h: Update to LynxOS 4.0.
16815 * config/rs6000/t-lynx: New file.
16816 * doc/install.texi (Options specification): Remove reference to
16817 LynxOS from systems where --with-gnu-as makes a difference.
16818
16819 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
16820
16821 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
16822 __UINTMAX_TYPE__.
16823 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
16824 __INTMAX_MAX__.
16825 (c_cpp_builtins): Call it.
16826 * doc/cpp.texi: Update.
16827
16828 2004-08-04 David Edelsohn <edelsohn@gnu.org>
16829
16830 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
16831 cost.
16832
16833 2004-08-04 Jan Hubicka <jh@suse.cz>
16834
16835 * basic-block.h (profile_staus): New global variable.
16836 * cfg.c (profile_status): Declare.
16837 (check_bb_profile): Break out from ....; use profile_status
16838 (dump_flow_info): ... here.
16839 * cfgbuild.c (find_basic_blocks): Set profile_status.
16840 * cfgexpand.c (tree_expand_cfg): Likewise.
16841 * predict.c (estimate_probability): Likewise.
16842 * profile.c (branch_prob): Likewise.
16843 * tree-cfg.c (build_tree_cfg): Likewise.
16844 (dump_function_to_file): Use check_bb_profile.
16845 * tree-pretty-print (dump_bb_header): Likewise.
16846 * tree-profile.c (do_tree_profiling): Cleanup.
16847
16848 2004-08-04 Zack Weinberg <zack@codesourcery.com>
16849
16850 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
16851 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
16852 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
16853 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
16854 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
16855 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
16856 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
16857 (ggc-none.o, errors.o): Move rule to generators section;
16858 correct dependencies.
16859 (min-insn-modes.o): Move rule to generators section; remove
16860 unnecessary explicit command; correct dependencies.
16861 (print-rtl.o, print-rtl1.o): Correct dependencies.
16862 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
16863 (mostlyclean): Update.
16864
16865 * errors.c: Include bconfig.h not config.h. Correct comment.
16866 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
16867 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
16868 * print-rtl.c: Don't include tm_p.h.
16869
16870 * rtl.h: Move forward-decl of struct function down where it's
16871 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
16872 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
16873
16874 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16875 Jeff Law <law@redhat.com>
16876
16877 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
16878 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
16879 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
16880 manipulate the duplicated ssa names.
16881 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
16882 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
16883 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
16884 New functions.
16885 (release_ssa_name): Do not release ssa names that may have multiple
16886 definitions.
16887 * tree.h (release_ssa_name_force, mark_for_rewrite,
16888 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
16889 marked_ssa_names): Declare.
16890 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
16891 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
16892 Update call to rewrite_ssa_into_ssa.
16893
16894 2004-08-04 Mark Mitchell <mark@codesourcery.com>
16895
16896 * defaults.h (TARGET_DECLSPEC): New macro.
16897 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
16898 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
16899 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
16900 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
16901 __declspec support.
16902 (TARGET_DECLSPEC): Define.
16903 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
16904 __declspec support.
16905 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
16906 __declspec support.
16907 (TARGET_DECLSPEC): Define.
16908 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
16909 __declspec support.
16910 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
16911 support.
16912 * doc/tm.texi (TARGET_DECLSPEC): Document.
16913
16914 * doc/extend.texi: Fix typo in comment.
16915
16916 2004-08-04 Paul Brook <paul@codesourcery.com>
16917
16918 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
16919 (TARGET_CXX): Use it.
16920 * target.h (struct gcc_target): Add cdtor_returns_this.
16921 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
16922 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
16923 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
16924
16925 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
16926
16927 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
16928 low/high pair. Do range checking directly.
16929 (interpret_integer): Adjust.
16930
16931 2004-08-04 Nick Clifton <nickc@redhat.com>
16932
16933 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
16934 GCC ABI.
16935 * doc/invoke.texi: Document this new switch and also the -mrenesas
16936 switch.
16937
16938 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
16939
16940 * cfglayout.c (insn_locators_initialize): Update the current
16941 location before initializing a location.
16942
16943 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16944
16945 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
16946 (dbxout_function_end): Return after emitting the "Lscope" symbol
16947 under the same conditions that this function formerly wasn't called.
16948 Add explanatory comments.
16949
16950 PR 14860
16951 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
16952 on the new decl.
16953
16954 PR 13956
16955 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
16956 functions, broken out of dbxout_block.
16957 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
16958 stabs too, if it contains symbols. Use the begin_label and
16959 the Lscope label (emitted by dbxout_function_end) for the
16960 range of this block.
16961
16962 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
16963
16964 * doc/install.texi: Update autoconf version requirements.
16965
16966 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16967
16968 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
16969 * recog.c (general_operand, immediate_operand, nonmemory_operand)
16970 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
16971 * regclass.c (record_reg_classes): Likewise.
16972 * reload.c (find_reloads): Likewise.
16973 * reload1.c (reload): Likewise.
16974
16975 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16976
16977 * gensupport.c (init_md_reader_args_cb): Renamed from
16978 init_md_reader_args. Add third option, callback function for
16979 parsing program-specific options. Add diagnosis of incorrect
16980 number of input files.
16981 (init_md_reader): Fold into init_md_reader_args_cb.
16982 (init_md_reader_args): Now a thin wrapper around
16983 init_md_reader_args_cb.
16984 * gensupport.h: Update prototypes.
16985
16986 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
16987 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
16988 * genrecog.c: No need to diagnose lack of an input file;
16989 init_md_reader_args will handle it.
16990 * genconditions.c: Likewise, and use init_md_reader_args.
16991 * genconstants.c: Likewise, and no need to call read_md_rtx.
16992
16993 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
16994
16995 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
16996 declarations.
16997
16998 2004-08-03 Mike Stump <mrs@apple.com>
16999
17000 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
17001 for frameworks.
17002 * doc/invoke.texi (Darwin Options): Update to reflect above.
17003
17004 2004-08-03 Roger Sayle <roger@eyesopen.com>
17005
17006 PR middle-end/16790
17007 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
17008 truncations, not just global truncations.
17009
17010 2004-08-03 Andrew Pinski <apinski@apple.com>
17011
17012 PR bootstrap/16865
17013 * loop-iv.c (simplify_using_assignment): Initialize lhs.
17014
17015 2004-08-03 Paul Brook <paul@codesourcery.com>
17016
17017 * gcc/doc/install.texi: Document MPFR requirement.
17018
17019 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
17020
17021 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
17022 and mmap() explicitly instead of relying on preset autoconf cache
17023 variables.
17024 * configure: Regenerate.
17025
17026 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
17027
17028 PR target/16570
17029 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
17030 to tmake_file.
17031 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
17032 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
17033 to tmake_file.
17034
17035 * config/i386/t-gmm_malloc: New file.
17036 * config/i386/t-pmm_malloc: Likewise.
17037
17038 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
17039
17040 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
17041 Tanguy Fautrà <tfautre@pandora.be>
17042
17043 * config/i386/pmm_malloc.h: New file.
17044
17045 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
17046
17047 * config/i386/gmm_malloc.h: New file.
17048
17049 2004-08-03 Dale Johannesen <dalej@apple.com>
17050
17051 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
17052 * c-common.c: Include opts.h.
17053 (c_common_get_alias_set): Fix check for a single input file.
17054 * toplev.c: Remove current_file_decl.
17055 * tree.h: Ditto.
17056
17057 2004-08-03 Mark Mitchell <mark@codesourcery.com>
17058
17059 * config.gcc (arm*-*-symbianelf*): New target.
17060 * config/arm/symbian.h: New file.
17061
17062 * gthr-gnat.c: Add visibility #pragmas.
17063 * gthr-gnat.h : Likewise.
17064 * gthr.h: Likewise.
17065 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
17066 (__ffsDI2): Likewise.
17067 (__clzSI2): Likewise.
17068 (__ctzSI2): Likewise.
17069 (__ctzDI2): Likewise.
17070 (__popcountSI2): Likewise.
17071 (__popcountDI2): Likewise.
17072 (__paritySI2): Likewise.
17073 (__parityDI2): Likewise.
17074 * libgcc2.h: Add visibility #pragmas.
17075 (__clzDI2): Add prototype.
17076 (__clzSI2): Likewise.
17077 (__ctzSI2): Likewise.
17078 (__ffsDI2): Likewise.
17079 (__ffsSI2): Likewise.
17080 (__ctzDI2): Likewise.
17081 (__popcountSI2): Likewise.
17082 (__popcountDI2): Likewise.
17083 (__paritySI2): Likewise.
17084 (__parityDI2): Likewise.
17085 * unwind-dw2-fde.h: Add visibility #pragmas.
17086 * unwind.h: Likewise.
17087
17088 2004-08-03 David Edelsohn <edelsohn@gnu.org>
17089 Dale Johannesen <dalej@apple.com>
17090 Roger Sayle <roger@eyesopen.com>
17091
17092 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
17093 constants more accurately. Adjust costs for FMA instructions.
17094 Add cases for most logical and float operations. Recurse into
17095 most operands.
17096
17097 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
17098
17099 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
17100
17101 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
17102
17103 * ra-build.c (conflicts_between_webs): For webs that cross a call add
17104 conflicts to regs_invalidated_by_call.
17105
17106 2004-08-03 Paul Brook <paul@codesourcery.com>
17107
17108 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
17109
17110 2004-08-03 Jan Hubicka <jh@suse.cz>
17111
17112 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
17113 ARRAY_REF argument.
17114
17115 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
17116
17117 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
17118 arm968es, arm10e, arm1020e, arm1022e.
17119 * invoke.texi: Update list of ARM cores.
17120 * arm-tune.md: Regenerate.
17121
17122 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
17123
17124 * arm/gentune.sh: New file.
17125 * arm/t-arm: New file.
17126 * arm/arm-tune.md: New file (autogenerated).
17127 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
17128 * arm.md (attribute tune): Delete. Include arm-tune.md.
17129
17130 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
17131
17132 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
17133 penultimate parameter. All callers adjusted.
17134 (struct prefix_list): Remove used_flag_ptr.
17135 (find_a_file): Do not set *pl->used_flag_ptr.
17136 (warn_B, warn_std_ptr): Remove.
17137
17138 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
17139 Mostafa Hagog <mustafa@il.ibm.com>
17140
17141 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
17142
17143 2004-08-02 Geoffrey Keating <geoffk@apple.com>
17144
17145 * dwarf2out.c (output_call_frame_info): Don't change data format
17146 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
17147 label. Use 'true' not '1'.
17148 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
17149 required.
17150
17151 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
17152
17153 * gdbinit.in: Reflect previous changes to rtunion_def.
17154
17155 2004-08-02 Roger Sayle <roger@eyesopen.com>
17156
17157 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
17158 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
17159
17160 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
17161
17162 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
17163 vec_p_reserve.
17164 * langhooks.h (lang_hooks::builtin_function): Rename parameter
17165 from "class" to "bt_class".
17166
17167 2004-08-02 Paul Brook <paul@codesourcery.com>
17168
17169 PR rtl-optimization/15068
17170 * flow.c (init_propagate_block_info): Check condition is reversible.
17171
17172 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
17173
17174 * gengtype.h (options::info): Change type to const char *.
17175 (enum gc_used_enum): Move out of struct type scope.
17176 * gengtype.c (create_option): Convert initializer for option::info to
17177 appropiate type.
17178 (adjust_field_type, walk_type, write_func_for_structure,
17179 write_root, write_roots): Remove pointless cast.
17180
17181 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
17182
17183 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
17184
17185 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
17186
17187 * rtl.h (union rtunion_def): Have all members start with the
17188 prefix "rt_".
17189 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
17190 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
17191 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
17192 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
17193 access.
17194 * gengtype.c (adjust_field_rtx_def): Likewise.
17195 * rtlanal.c (loc_mentioned_in_p): Likewise.
17196
17197 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
17198
17199 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
17200 Replace uses of mips/elf64.h with mips/elf.h
17201 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
17202 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
17203 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
17204 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
17205 (HANDLE_SYSV_PRAGMA): Delete.
17206 (ASM_OUTPUT_DEF): Fix formatting.
17207 * config/mips/elf64.h: Delete.
17208
17209 2004-08-01 Zack Weinberg <zack@codesourcery.com>
17210
17211 * config/ia64/ia64.c (got_symbolic_operand): Do require a
17212 symbol+offset operand to have its offset be zero mod 0x3fff
17213 when GOT entries are in use. Clarify logic in SYMBOL_REF
17214 case. Clarify comments.
17215 (ia64_expand_load_address): Split a symbol+offset load when
17216 the offset is nonzero mod 0x3fff, not 0x1fff.
17217
17218 2004-08-01 Geoffrey Keating <geoffk@apple.com>
17219
17220 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
17221 if trying to *store* to a non-offsettable address.
17222 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
17223 a nonoffsettable address.
17224 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
17225 Clean up.
17226 (movti_string): Don't move GPRs to a nonoffsettable address.
17227 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
17228
17229 2004-08-02 Ben Elliston <bje@au.ibm.com>
17230
17231 PR target/16155
17232 * config/rs6000/altivec.h: Replace typeof with __typeof__.
17233
17234 2004-08-01 Richard Henderson <rth@redhat.com>
17235
17236 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
17237 variable sized types.
17238
17239 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
17240
17241 * doc/invoke.texi: In the MIPS options section, remove the passage
17242 saying that -mexplicit-relocs is usually disabled for -mabicalls
17243 -fno-unit-at-a-time.
17244 * config/mips/mips.c (override_options): Remove the code that enforced
17245 this rule.
17246
17247 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
17248
17249 * config/mips/mips.md (cprestore): Provide two alternatives, one for
17250 an in-range offset and one for an out-of-range offset. Wrap the latter
17251 in .set macro/.set nomacro if it's inside a .set nomacro block.
17252
17253 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
17254
17255 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
17256 (mips_restore_gp): Declare.
17257 * config/mips/mips.c (mips_add_offset): Add a scratch register
17258 argument. Reimplement in rtl only, reusing MIPS16 logic from
17259 mips_output_mi_thunk.
17260 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
17261 to mips_add_offset.
17262 (mips_gp_save_slot): Delete.
17263 (mips_restore_gp): New function.
17264 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
17265 * config/mips/mips.md (exception_receiver): Turn into a
17266 define_insn_and_split. Use mips_restore_gp to do the split.
17267 (call_internal, call_value_internal, call_value_multiple_internal): Use
17268 mips_restore_gp to restore $gp.
17269
17270 2004-07-31 Andrew Pinski <apinski@apple.com>
17271
17272 PR other/16842
17273 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
17274
17275 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
17276
17277 * c-decl.c (diagnose_mismatched_decls): Give error for external
17278 redeclaration of identifier declared with no linkage, not just
17279 warning with -Wtraditional. Do not check DECL_CONTEXT to give
17280 error for redeclaration with no linkage.
17281
17282 2004-07-30 Geoffrey Keating <geoffk@apple.com>
17283 Fariborz Jahanian <fjahanian@apple.com>
17284
17285 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
17286 non-offsettable addresses even for DImode.
17287 (rs6000_split_multireg_move): Cope with non-offsettable addresses
17288 being moved into multiple GPRs.
17289
17290 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
17291 to 64.
17292 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
17293 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
17294 to 128.
17295 * config/rs6000/darwin-ldouble.c (isless): New macro.
17296 (inf): New macro.
17297 (nonfinite): New macro.
17298 (FPKINF): Delete.
17299 (_xlqadd): Completely rewrite.
17300 (_xlqmul): Correct overflow handling.
17301 (_xlqdiv): Correct overflow handling.
17302 * config/rs6000/darwin-ldouble-format: New file.
17303
17304 2004-07-30 Roger Sayle <roger@eyesopen.com>
17305 Richard Henderson <rth@redhat.com>
17306
17307 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
17308 9 into the equivalent lea instruction.
17309
17310 2004-07-30 Richard Henderson <rth@redhat.com>
17311
17312 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
17313 with DECL_INITIAL if fb_lvalue.
17314 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
17315 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
17316 with <Cxxx>.
17317 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
17318
17319 2004-07-30 Diego Novillo <dnovillo@redhat.com>
17320
17321 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
17322 pointer escapes through a function call, assume that the
17323 callee will dereference it.
17324 (add_pointed_to_var): Assume that VALUE is always an
17325 ADDR_EXPR.
17326 (collect_points_to_info_r): Only call add_pointed_to_var if
17327 the value is an ADDR_EXPR.
17328
17329 2004-07-30 Diego Novillo <dnovillo@redhat.com>
17330
17331 * tree-ssa-alias.c (create_alias_map_for): Do not get the
17332 alias set of the inner type of ARRAY_TYPEs.
17333
17334 2004-07-29 Diego Novillo <dnovillo@redhat.com>
17335
17336 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
17337 setting a non-register to UNDEFINED right before the call to
17338 set_lattice_value.
17339
17340 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
17341
17342 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
17343
17344 2004-07-29 Diego Novillo <dnovillo@redhat.com>
17345
17346 * tree-ssa.c (verify_flow_sensitive_alias_info): When
17347 comparing points-to sets of different pointers, make sure the
17348 second pointer is actually referenced in the code.
17349
17350 2004-07-29 Zack Weinberg <zack@codesourcery.com>
17351
17352 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
17353 (got_symbolic_operand): Remove unreachable code.
17354 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
17355 setjmp_operand; add entry for tls_symbolic_operand.
17356 * config/ia64/ia64-protos.h: Remove all prototypes of
17357 predicate functions.
17358
17359 2004-07-29 Mark Mitchell <mark@codesourcery.com>
17360
17361 * c-common.h (lang_post_pch_load): New variable.
17362 * c-pch.c (lang_post_pch_load): Define it.
17363 (c_common_read_pch): Use it.
17364 * cgraphunit.c (record_call_1): Give the front end a chance to
17365 record additional needed entities when a variable is marked as
17366 needed.
17367 * tlink.c (recompile_files): Robustify.
17368 (scan_linker_output): If a symbol is assigned to a file,
17369 but after recompilation is not present there, issue an error
17370 message.
17371
17372 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17373
17374 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
17375 Take orig_loop argument and pass it to set_level.
17376 (schedule_sm): Pass the correct orig_loop to force_move_till.
17377
17378 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17379
17380 * cfgloop.c (update_latch_info): Update dominator of the new block.
17381 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
17382 info.
17383 * dominance.c (verify_dominators): Check that the dominance tree is
17384 connected.
17385 (recount_dominator): Ignore unreachable blocks.
17386 (iterate_fix_dominators): Cleanup old dominance information before
17387 recomputing it.
17388
17389 2004-07-29 Diego Novillo <dnovillo@redhat.com>
17390
17391 * tree-ssa-operands.c (get_expr_operands): Revert changes
17392 to ADDR_EXPR processing introduced by:
17393 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17394 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
17395
17396 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
17397
17398 * doc/implement-c.texi: Add C90 subclause references. Point to
17399 preprocessor documentation instead of duplicating it. Add points
17400 only present in C90. Fill in documentation for all points.
17401
17402 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17403
17404 * pa.c (output_movb): Correct typo.
17405
17406 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
17407
17408 * ra.h (single_reg_in_regclass): Declare.
17409 * ra.c (single_reg_in_regclass): Define.
17410 (first_hard_reg): New.
17411 (init_ra): Initialize single_reg_in_regclass.
17412 * ra-colorize.c (ok_class): New.
17413 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
17414
17415 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
17416
17417 * gcov-io.h: Allow zero tag as EOF indicator.
17418 (gcov_is_eof): Remove.
17419 (gcov_truncate): Remove.
17420 * gcov-io.c (gcov_seek): Always SEEK_SET.
17421 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
17422 EOF tag.
17423 * coverage.c (read_counts_file): Don't use gcov_is_eof.
17424 * gcov-dump.c (dump_file): Likewise.
17425 * gcov.c (read_graph_file, read_count_file): Likewise.
17426
17427 * c-decl.c (complete_array_type): Don't gratuitously copy
17428 maxindex. Check it always has a type.
17429
17430 2004-07-29 Steven Bosscher <stevenb@suse.de>
17431
17432 * rtl.c (currently_expanding_to_rtl): New.
17433 * rtl.h (currently_expanding_to_rtl): Export it.
17434 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
17435
17436 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
17437 inliner hack.
17438 * config/sh/sh.c: Replace rtx_equal_function_value_matters
17439 with currently_expanding_to_rtl.
17440 * config/sh/sh.md: Likewise.
17441 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
17442
17443 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
17444
17445 Introduce sh2a support.
17446 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
17447 * config.gcc: Build multilibs for sh2a and sh2a-single by
17448 default.
17449 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
17450 default. Split their tests out of the corresponding SH4
17451 multilibs.
17452 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
17453 multilibs for SH2a.
17454 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
17455 * config.gcc: Handle sh2a multilibs and cpu selection.
17456 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
17457 * config/sh/t-mlib-sh2a: New.
17458 * config/sh/t-mlib-sh2a-nofpu: New.
17459 * config/sh/t-mlib-sh2a-single: New.
17460 * config/sh/t-mlib-sh2a-single-only: New.
17461 2004-07-09 Nick Clifton <nickc@redhat.com>
17462 Issue 43400
17463 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
17464 -ml and -m2a are used together.
17465 2004-03-23 DJ Delorie <dj@redhat.com>
17466 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
17467 when we have a double-sized FPU.
17468 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
17469 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
17470 is set.
17471 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
17472 -msh2a-single and -msh2a-single-only
17473 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
17474 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
17475 is set.
17476 2004-02-20 DJ Delorie <dj@delorie.com>
17477 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
17478 2004-02-20 Fred Fish <fnf@redhat.com>,
17479 Corinna Vinschen <vinschen@redhat.com>
17480 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
17481 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
17482 2004-02-18 DJ Delorie <dj@redhat.com>
17483 * config/sh/sh.c (broken_move): Add support for movi20.
17484 * config/sh/sh.h: Likewise.
17485 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
17486 * config/sh/sh.md (udivsi3_sh2a): New.
17487 (udivsi3): Call it.
17488 (divsi3_sh2a): New.
17489 (divsi3): Call it.
17490 (mul_r): New.
17491 (ashlsi3_sh2a): New.
17492 (ashrsi3_sh2a): New.
17493 (lshrsi3_sh2a): New.
17494 (movsi_i): Disable for sh2a.
17495 (movsi_ie): Add movi20.
17496 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
17497 sh2a, for -m2a-nofpu mode.
17498 2004-02-13 DJ Delorie <dj@redhat.com>
17499 * config/sh/lib1funcs.asm: Handle double vs single better.
17500 * config/sh/sh.h: Likewise.
17501 2004-02-09 DJ Delorie <dj@redhat.com>
17502 * config/sh/crt1.asm: Add support for sh2a.
17503 * config/sh/elf.h: Likewise.
17504 * config/sh/lib1funcs.asm: Likewise.
17505 * config/sh/sh.c: Likewise.
17506 * config/sh/sh.md: Likewise.
17507 * config/sh/sh.h: Likewise.
17508 * config/sh/t-sh: Likewise.
17509
17510 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
17511
17512 * config/frv/frv.md (movqi_internal, movhi_internal,
17513 movsi_internal): Add backup alternatives for memory inputs.
17514
17515 2004-07-28 Matt Austern <austern@apple.com>
17516
17517 * config/darwin.c (darwin_one_byte_bool): New global variable.
17518 * config/darwin.h (darwin_one_byte_bool): Declare.
17519 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
17520 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
17521 value of darwin_one_byte_bool.
17522 * doc/invoke.texi: Document -mone-byte-bool flag.
17523
17524 2004-07-28 Eric Christopher <echristo@redhat.com>
17525
17526 * c-common.c (c_common_unsafe_for_reeval): Delete.
17527 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
17528 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
17529 * calls.c (fix_unsafe_tree): Delete.
17530 (expand_call): Delete code which used above.
17531 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
17532 * expr.c (expand_expr_real_1): Ditto.
17533 * fold-const.c (non_lvalue): Ditto.
17534 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
17535 (lhd_unsafe_for_reeval): Ditto.
17536 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
17537 * langhooks.h (unsafe_for_reeval): Ditto.
17538 (unsave_expr_now): Adjust comment.
17539 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
17540 (estimate_num_insns_1): Ditto.
17541 * tree-pretty-print.c (dump_generic_node): Ditto.
17542 * tree.c (expr_align): Ditto.
17543 (unsave_expr): Delete.
17544 (unsafe_for_reeval): Ditto.
17545 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
17546 * tree.def (UNSAVE_EXPR): Delete.
17547 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
17548
17549 2004-07-28 Zack Weinberg <zack@codesourcery.com>
17550
17551 * tree.h (enum tls_model): Move ...
17552 * coretypes.h: ... here.
17553
17554 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
17555
17556 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
17557
17558 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
17559
17560 * cse.c (validate_canon_reg): New function, split out from...
17561 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
17562
17563 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17564
17565 * tree-ssa-alias.c (maybe_create_global_var): Don't just
17566 return if .GLOBAL_VAR has been created.
17567
17568 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17569
17570 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
17571 every variable that may have aliases, not just tags.
17572
17573 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
17574
17575 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
17576 move_from_CR_eq_bit.
17577 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
17578
17579
17580 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
17581 e500_flip_eq_bit.
17582
17583 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
17584 output_e500_flip_eq_bit.
17585
17586 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
17587 output_e500_flip_eq_bit.
17588 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
17589 output_e500_flip_eq_bit.
17590 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
17591 (print_operand): case D. Get to EQ bit.
17592
17593 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
17594
17595 * gcov.c (function_summary): Add missing \n.
17596
17597 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
17598
17599 Introduce sh4a support.
17600 * config.gcc: Handle sh4a multilibs and cpu selection.
17601 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
17602 * config/sh/t-mlib-sh4a: New.
17603 * config/sh/t-mlib-sh4al: New.
17604 * config/sh/t-mlib-sh4a-nofpu: New.
17605 * config/sh/t-mlib-sh4a-single: New.
17606 * config/sh/t-mlib-sh4a-single-only: New.
17607 2004-02-20 DJ Delorie <dj@redhat.com>
17608 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
17609 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
17610 2003-08-22 Eric Christopher <echristo@redhat.com>
17611 * config/sh/sh4a.md: Update for chip errata.
17612 2003-08-07 Eric Christopher <echristo@redhat.com>
17613 * config/sh/sh4a.md: New file. sh4a processor description.
17614 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
17615 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
17616 of -m4a-nofpu.
17617 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
17618 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
17619 * doc/invoke.texi (SH Options): Document -m4al.
17620 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
17621 * config/sh/sh.c (expand_block_move): Remove commented-out code
17622 checked in by mistake.
17623 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
17624 single elements from SFmode vectors.
17625 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
17626 register.
17627 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
17628 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
17629 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
17630 sh_fsca_int2sf): Remove variable declarations.
17631 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
17632 sh_fsca_int2sf): New functions.
17633 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
17634 sh_fsca_int2sf_rtx): New static variables.
17635 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
17636 sh_fsca_int2sf): Declare.
17637 * config/sh/sh.md: Adjust.
17638 * doc/invoke.texi (SH Options): Document new options.
17639 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
17640 compatibility from SH4 code.
17641 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
17642 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
17643 early.
17644 (memory_movsrc_operand): Renamed to...
17645 (unaligned_load_operand): ... this. Simplified.
17646 * config/sh/sh.h (PREDICATE_CODES): Adjust.
17647 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
17648 input operand to SImode, and adjust the others. Introduce
17649 post-increment by peephole.
17650 * config/sh/sh.c (expand_block_move): Give the target address the
17651 same mode as the temp reg.
17652 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
17653 copying.
17654 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
17655 Introduce support for SH4a.
17656 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
17657 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
17658 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
17659 sh_fsca_int2sf): New.
17660 (sh_init_builtins): Initialize them.
17661 (print_operand): Support `d'.
17662 (expand_block_move): Use movua if src is misaligned.
17663 (memory_movsrc_operand): New.
17664 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
17665 and one of the SH4 macros.
17666 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
17667 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
17668 SELECT_SH4A_SINGLE): New.
17669 (TARGET_NONE): Add SH4A_BIT.
17670 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
17671 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
17672 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
17673 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
17674 (enum processor_type): Added PROCESSOR_SH4A.
17675 (PREDICATE_CODES): Add memory_movsrc_operand.
17676 * config/sh/sh.md: Removed unused variables.
17677 (attr cpu): Add sh4a.
17678 (attr type): Add movua, fsrra and fsca.
17679 (prefetch): New, for SH4.
17680 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
17681 (toggle_sz): Set type to fp.
17682 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
17683 (movua, extv, extzv): New.
17684 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
17685 and 4a-single-only.
17686
17687 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17688
17689 * tree-optimize.c (init_tree_optimization_passes): Schedule
17690 pass_may_alias right after the program is renamed into SSA.
17691 * tree-pass.h (PROP_alias): Define.
17692 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
17693 * tree-sra.c (pass_sra): Likewise.
17694 * tree-ssa-ccp.c (pass_ccp): Likewise.
17695 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
17696 * tree-ssa-dce.c (pass_dce): Likewise.
17697 * tree-ssa-dom.c (pass_dominator): Likewise.
17698 * tree-ssa-dse.c (pass_dse): Likewise.
17699 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17700 * tree-ssa-loop-ch.c (pass_ch): Likewise.
17701 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17702 * tree-ssa-pre.c (pass_pre): Likewise.
17703 * tree-tailcall.c (pass_tail_recursion): Likewise.
17704 * tree-ssa.c (pass_redundant_phi): Likewise.
17705 * tree-ssa-alias.c (aliases_computed_p): Remove.
17706 Update all users.
17707 (init_alias_info): Do not mark all type tags for renaming
17708 unconditionally.
17709 Clear may_aliases from every symbol.
17710 (setup_pointers_and_addressables): If a pointer has not been
17711 dereferenced and it had a type tag, clear it and mark the old
17712 tag for renaming.
17713
17714 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17715
17716 PR tree-optimization/16705
17717 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
17718 .GLOBAL_VAR.
17719
17720 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17721
17722 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
17723 check.
17724
17725 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
17726 don't make another one.
17727
17728 PR optimization/15077
17729 * function.h (struct function): Add field saved_static_chain_decl.
17730 Fix comment for static_chain_decl.
17731 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
17732 * tree-inline.h (save_body): Add new arg.
17733 * tree-optimize.c (tree_rest_of_compilation): Handle saving
17734 static_chain_decl.
17735
17736 2004-07-27 Richard Henderson <rth@redhat.com>
17737
17738 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
17739 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
17740 is_gimple_addressable.
17741 * tree-gimple.c (is_gimple_addressable): Rename from
17742 is_gimple_addr_expr_arg; accept INDIRECT_REF.
17743 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
17744 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
17745 rename to is_gimple_addressable.
17746
17747 2004-07-28 Alan Modra <amodra@bigpond.net.au>
17748
17749 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
17750
17751 2004-07-27 Richard Henderson <rth@redhat.com>
17752
17753 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
17754 before rounding.
17755
17756 2004-07-27 Zack Weinberg <zack@codesourcery.com>
17757
17758 * libgcc2.c: Change all conditionals testing
17759 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
17760 * libgcc2.h: Likewise.
17761 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
17762 TYPE_PRECISION of float80_type to 80.
17763 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
17764 of fpreg_type and float80_type to 80.
17765 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
17766 * config/m68k/netbsd-elf.h:
17767 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
17768 to evaluate to 80 whenever they would formerly have evaluated to 96.
17769 * config/i386/sco5.h: Remove unnecessary redefinition of
17770 LONG_DOUBLE_TYPE_SIZE.
17771 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
17772 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
17773 XFmode, with a bitsize of 80. Update commentary.
17774 * config/ia64/ia64-modes.def: Likewise.
17775 * config/m68k/m68k-modes.def: Likewise.
17776
17777 2004-07-27 Steven Bosscher <stevenb@suse.de>
17778
17779 * cfgexpand.c (tree_expand_cfg): Fix comment.
17780
17781 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
17782 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
17783 Remove.
17784 (prepare_function_start): Don't set rtx_equal_function_value_matters.
17785 * integrate.c (copy_rtx_and_substitute): Don't test for it.
17786 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
17787 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
17788 here again. Update leading comment.
17789 * rtl.c (rtx_equal_function_value_matters): Remove.
17790 (rtx_equal_p): Don't test for it.
17791 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
17792 Likewise.
17793
17794 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
17795 * rtl.c (note_insn_name): Likewise.
17796 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
17797 * final.c (final_scan_insn): Likewise.
17798
17799 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
17800 * passes.c (rest_of_handle_eh): Do it here.
17801
17802 * stmt.c (struct nesting): Remove struct nesting block member.
17803 (struct stmt_status): Remove x_block_start_count field.
17804 (current_block_start_count): Remove.
17805
17806 2004-07-27 Brian Booth <bbooth@redhat.com>
17807
17808 * tree-optimize.c (register_one_dump_file): Update condition that uses
17809 static_pass_number.
17810 (dup_pass_1): Replace with...
17811 (next_pass_1): This.
17812 (NEXT_PASS): Call next_pass_1.
17813 (DUP_PASS): Remove.
17814 (init_tree_optimization_passes): Remove uses of DUP_PASS.
17815 (execute_one_pass): Update condition that uses
17816 static_pass_number.
17817 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
17818 integer.
17819
17820 2004-07-27 Nick Clifton <nickc@redhat.com>
17821
17822 * config/m32r/m32r.c: Include integrate.h in order to get the
17823 prototype for get_hard_reg_initial_val().
17824
17825 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
17826 and tidy up indentation.
17827 (final_presence_set): Use absence_set instead, so that if there is
17828 nothing in the "o" pipe the "s" pipe can be scheduled.
17829
17830 2004-07-27 Diego Novillo <dnovillo@redhat.com>
17831
17832 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
17833 don't have PT_VARS nor PT_MALLOC set.
17834 Clear name tag from pointers that have not been dereferenced.
17835 (set_pt_anything, set_pt_malloc): Forward declare.
17836 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
17837 not type compatibility when determining if a pointer can be
17838 copy propagated.
17839
17840 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
17841
17842 * expr.h (canonicalize_condition, get_condition): Add an int argument.
17843 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
17844 it to check whether the condition is still valid at the jump insn.
17845 * ifcvt.c (noce_get_condition): Likewise.
17846 (noce_get_alt_condition): Update call to canonicalize_condition.
17847 * loop-iv.c (simplify_using_initial_values): Update call to
17848 get_condition. Remove FIXME.
17849 (check_simple_exit): Update call to get_condition.
17850 * loop-unswitch.c (may_unswitch_on): Likewise.
17851 * loop.c (check_dbra_loop): Likewise.
17852 (canonicalize_condition, get_condition): Add an argument to say whether
17853 the condition must still be valid at INSN.
17854 (get_condition_for_loop): Update call to get_condition. Require that
17855 the condition be valid at INSN.
17856 * predict.c (estimate_probability): Update call to get_condition.
17857 Remove unused earliest parameter.
17858 (expected_value_to_br_prob): Update call to canonicalize_condition.
17859
17860 2004-07-26 Eric Christopher <echristo@redhat.com>
17861
17862 * tree-dfa.c (add_referenced_var): Register initializers of global
17863 variables.
17864
17865 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
17866
17867 * config/i386/i386.c (function_arg): Always treat 8-
17868 and 16-byte wide vectors the same, even if MMX/SSE
17869 are disabled.
17870 (contains_128bit_aligned_vector_p): Add comment.
17871
17872 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
17873
17874 * ra.h (enum node_type): Rename to:
17875 (enum ra_node_type).
17876 * ra-colorize.c: Likewise.
17877
17878 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
17879
17880 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
17881 after simplifying the jump.
17882
17883 2004-06-26 Richard Henderson <rth@redhat.com>
17884
17885 * calls.c (combine_pending_stack_adjustment_and_call): Make
17886 preferred_unit_stack_boundary argument unsigned. Make
17887 unadjusted_alignment unsigned.
17888 (expand_call): Make preferred_stack_boundary and
17889 preferred_unit_stack_boundary variables unsigned.
17890 * function.c (assign_stack_local_1): Make alignment unsigned.
17891 * function.h (struct function): Make stack_alignment_needed,
17892 preferred_stack_boundary unsigned.
17893 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
17894 (ix86_compute_frame_layout): Make stack_alignment_needed,
17895 preferred_alignment variables unsigned.
17896 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
17897
17898 2004-07-26 Tom Tromey <tromey@redhat.com>
17899
17900 * tree.h: Fix typo in comment.
17901
17902 2004-07-26 Daniel Jacobowitz <dan@debian.org>
17903
17904 PR bootstrap/12804
17905 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
17906 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
17907 (ggc_free): Remove incorrect freeing.
17908 (sweep_pages): Advance PP for large pages. Fix indentation.
17909
17910 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
17911
17912 PR rtl-optimization/16643
17913 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
17914 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
17915 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
17916 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
17917 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
17918 * function.c (thread_prologue_and_epilogue_insns): Likewise.
17919 * rtl.h (tracer): Add a flags parameter.
17920 * tracer.c (tracer): Pass it to cfg_layout_initialise.
17921 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
17922 (rest_of_handle_reorder_blocks): Update calls to tracer and
17923 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
17924 (rest_of_handle_tracer): Pass 0 to tracer.
17925 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
17926
17927 2004-07-25 David Edelsohn <edelsohn@gnu.org>
17928
17929 PR target/16239
17930 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
17931 f->f.
17932
17933 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
17934
17935 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
17936 (BINFO_BASE_ACCESS): Adjust.
17937 (BINFO_BASE_ACCESS_APPEND): New.
17938 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
17939 * dbxout.c (dbxout_type): Adjust binfo access accessing.
17940 * dwarf2out.c (gen_member_die): Likewise.
17941 * tree-dump.c (deque_and_dump): Likewise.
17942
17943 2004-07-26 Falk Hueffner <falk@debian.org>
17944
17945 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
17946 costs.
17947
17948 2004-07-25 Roger Sayle <roger@eyesopen.com>
17949
17950 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
17951 value off of the stack if TARGET_USE_FFREEP.
17952
17953 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17954
17955 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
17956 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
17957 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
17958 check on invocation of XRESIZEVEC ().
17959
17960 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17961
17962 * c-common.c (disable_builtin_function): Rename variable n to
17963 new_disabled_builtin.
17964 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
17965 Rename local variable old to old_decl.
17966 * gensupport.c (shift_output_template): Rename parameter old to src.
17967 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
17968 old_rtx and newx to new_rtx.
17969
17970 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17971
17972 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
17973 of c-pragma.h.
17974 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
17975 enum cpp_ttype.
17976 * c-lex.c: Likewise.
17977
17978 2004-07-25 Roger Sayle <roger@eyesopen.com>
17979
17980 * fold-const.c (constant_boolean_node): Make extern.
17981 (make_range): Wrap long lines.
17982 (fold_cond_expr_with_comparison): Remove unnecessary call to
17983 pedantic_non_lvalue. Add missing calls to fold_convert.
17984 (fold_truthop): Add missing calls to fold_convert.
17985 (fold): Likewise.
17986 * tree.h (constant_boolean_node): Add prototype here.
17987 * builtins.c (expand_builtin_strncmp): Add missing calls to
17988 fold_convert.
17989 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
17990 Call fold_convert and constant_boolean_node to correct types.
17991 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
17992 missing call to fold_convert to correct types.
17993
17994 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
17995 Brian Ryner <bryner@brianryner.com>
17996
17997 PR c++/9283
17998 PR c++/15000
17999 * c-common.c (c_common_attribute_table): Allow
18000 handle_visibility_attribute to be called for types.
18001 (handle_visibility_attribute) When given a type, set the visibility
18002 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
18003 so that we can check later whether the attribute was present. Added
18004 warning if attribute applied to non class type.
18005 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
18006 decls and checking that they are consistent.
18007 * common.opt: Added -fvisibility.
18008 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
18009 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
18010 * flags.h, tree.h: Added assorted support defines for overall patch
18011 * opts.c: Added parsing support for -fvisibility.
18012 * tree.c (build_decl): Set visibility for all decls to be whatever
18013 is in force at that time.
18014 * varasm.c (default_binds_local_p_1): Reworked logic determining
18015 when to make a symbol locally bound.
18016 * doc/invoke.texi: Added documentation for -fvisibility and
18017 -fvisibility-inlines-hidden.
18018
18019 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18020
18021 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
18022 * c-common.c: Add missing casts from void * to other types.
18023 * c-decl.c: Likewise.
18024 * c-format.c: Likewise.
18025 * c-lex.c: Likewise.
18026 * c-pragma.c: Likewise.
18027 * c-typeck.c: Likewise.
18028 * defaults.h: Likewise.
18029 * genconstants.c: Likewise.
18030 * gengtype-lex.l: Likewise.
18031 * genmodes.c: Likewise.
18032 * read-rtl.c: Likewise.
18033 * rtl.c: Likewise.
18034
18035 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18036
18037 * bitmap.c: Use type-safe memory allocation macros from libiberty.
18038 * c-common.c: Likewise.
18039 * c-decl.c: Likewise.
18040 * c-lang.c: Likewise.
18041 * c-lex.c: Likewise.
18042 * c-opts.c: Likewise.
18043 * c-parse.in: Likewise.
18044 * c-typeck.c: Likewise.
18045 * genconditions.c: Likewise.
18046 * gengtype-lex.l: Likewise.
18047 * gengtype-yacc.y: Likewise.
18048 * gengtype.c: Likewise.
18049 * genmodes.c: Likewise.
18050 * gensupport.c: Likewise.
18051 * read-rtl.c: Likewise.
18052 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
18053 htab_find_slot().
18054
18055 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18056
18057 * c-decl.c (groktypename, groktypename_in_param_context): Rename
18058 variable typename to type_name.
18059 * c-lex.c (interpret_float): Likewise.
18060
18061 2004-07-25 Roger Sayle <roger@eyesopen.com>
18062
18063 * convert.c (convert_to_real, convert_to_integer,
18064 convert_to_complex): Replace calls to build with calls to buildN.
18065 * coverage.c (tree_coverage_counter_ref): Likewise.
18066 * dojump.c (do_jump): Likewise.
18067 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
18068 * emit-rtl.c (component_ref_for_mem_expr,
18069 set_mem_attributes_minus_bitpos): Likewise.
18070 * explow.c (update_nonlocal_goto_save_area): Likewise.
18071 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
18072 expand_mult_add): Likewise.
18073 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
18074 store_constructor, get_inner_reference, expand_expr_real_1,
18075 try_casesi, try_tablejump): Likewise.
18076 * function.c (expand_function_start): Likewise.
18077 * stmt.c (emit_case_bit_tests, expand_end_case_type,
18078 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
18079 * stor-layout.c (place_union_field, layout_type): Likewise.
18080 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
18081 * varasm.c (copy_constant): Likewise.
18082
18083 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18084
18085 * c-common.c: Rename all identifiers named `new'.
18086 * c-decl.c: Likewise.
18087 * gensupport.c: Likewise.
18088 * simplify-rtx.c: Likewise.
18089 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
18090 with XNEW().
18091 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
18092 with XNEWVEC().
18093
18094 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
18095
18096 PR c/15360
18097 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
18098 declarations until after calling pushdecl.
18099 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
18100 "extern" and not on whether the declaration is initialized.
18101
18102 2004-07-25 Daniel Jacobowitz <dan@debian.org>
18103
18104 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
18105 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
18106 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
18107 "cpplib.h", "c-pragma.h", "c-common.h".
18108 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
18109 (solaris_register_pragmas): New functions.
18110 * config/sol2-protos.h: New file.
18111 * config/sol2.c: New file.
18112 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
18113 (REGISTER_TARGET_PRAGMAS): New macros.
18114 (solaris_pending_aligns, solaris_pending_inits)
18115 (solaris_pending_finis): New variables.
18116 * config/t-sol2 (sol2-c.o): Update dependencies.
18117 (sol2.o): New rule.
18118 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
18119 SUBTARGET_INSERT_ATTRIBUTES.
18120 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
18121 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
18122 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
18123 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
18124 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
18125 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
18126 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
18127 * config/sparc/sparc.c (sparc_attribute_table): New.
18128 (TARGET_INSERT_ATTRIBUTES): Define in terms of
18129 SUBTARGET_INSERT_ATTRIBUTES.
18130 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
18131 is defined.
18132 * doc/extend.texi (Solaris Pragmas): New section.
18133
18134 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18135
18136 * c-common.c: Rename all identifiers named `class' to `cl'.
18137 * c-common.h: Likewise.
18138 * c-parse.in: Likewise.
18139 * c-typeck.c: Likewise.
18140 * genmodes.c: Likewise.
18141 * real.c: Likewise.
18142 * real.h: Likewise.
18143 * recog.c: Likewise.
18144 * recog.h: Likewise.
18145 * regrename.c: Likewise.
18146 * tree.h: Likewise.
18147 * c-common.c (builtin_function_2): Change type of 5th parameter from
18148 int to enum built_in_function. Change type of 8th parameter from int
18149 to bool.
18150 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
18151 with GGC_CNEW().
18152 * c-typeck.c (convert_arguments): Change type of formal_prec from
18153 int to unsigned int.
18154 * genmodes.c (blank_mode): Make a few negative constants unsigned.
18155 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
18156 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
18157 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
18158 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
18159 iterator to for_all_modes () instead of an enum because enums can't
18160 be incremented in C++.
18161
18162
18163 2004-07-25 Daniel Jacobowitz <dan@debian.org>
18164
18165 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
18166 hard registers.
18167
18168 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18169
18170 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
18171 Handle ARRAY_RANGE_REF like ARRAY_REF.
18172
18173 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
18174
18175 * c-typeck.c (digest_init): Don't allow arrays of signed or
18176 unsigned variants of wchar_t to be initialized by wide string
18177 constants. Do allow arrays of enumerated types compatible with
18178 wchar_t to be initialized by wide string constants. Refine tests
18179 distinguishing wide and narrow strings and arrays. Give specific
18180 error for arrays of other integer types initialized by string
18181 constants.
18182 (output_init_element, process_init_element): Check for
18183 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
18184 initializing with string constants.
18185
18186 2004-07-25 Richard Henderson <rth@redhat.com>
18187
18188 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
18189 on the RESULT_DECL.
18190 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18191 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
18192 DECL_IGNORED_P to new decl.
18193
18194 2004-07-24 Zack Weinberg <zack@codesourcery.com>
18195
18196 * config/ia64/ia64.c (general_xfmode_operand)
18197 (destination_xfmode_operand): Delete.
18198 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
18199 * config/ia64/ia64.md (*movxf_internal): Use general_operand
18200 and destination_operand.
18201
18202 2004-07-24 Alexander Kabaev <kan@freebsd.org>
18203
18204 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
18205 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
18206
18207 2004-07-24 Alexander Kabaev <kan@freebsd.org>
18208 Zack Weinberg <zack@codesourcery.com
18209
18210 PR 16684
18211 * c-decl.c (diagnose_mismatched_decls): Don't issue a
18212 redundant-declaration warning the first time a builtin is
18213 declared explicitly.
18214
18215 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18216
18217 * tree.h (staticp): Change return type to bool.
18218
18219 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18220
18221 * c-common.c (c_staticp): Last episode of the staticp saga.
18222
18223 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18224
18225 * c-common.h (c_staticp): Change return type from int to bool.
18226 * tree.c (staticp): Likewise.
18227 * langhooks.h (staticp): Likewise.
18228
18229 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18230
18231 * langhooks-def.h (lhd_staticp): Change return type from int to
18232 bool in prototype to match definition.
18233
18234 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18235
18236 * system.h (bool, true, false): Don't redefine as preprocessor macros
18237 in C++.
18238
18239 2004-07-24 Roger Sayle <roger@eyesopen.com>
18240
18241 * expmed.c (init_expmed): A signed modulus by a power of two is
18242 considered cheap if its less than or equal to four instructions.
18243
18244 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18245
18246 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
18247 GGC_CNEWVAR): New macros.
18248
18249 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18250
18251 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
18252 lists.
18253 * c-decl.c: Likewise.
18254 * c-format.c: Likewise.
18255 * c-lex.c: Likewise.
18256 * c-opts.c: Likewise.
18257 * c-pragma.c: Likewise.
18258 * c-typeck.c: Likewise.
18259 * gencheck.c: Likewise.
18260 * genconditions.c: Likewise.
18261 * genconfig.c: Likewise.
18262 * genflags.c: Likewise.
18263 * gengtype.c: Likewise.
18264 * gensupport.c: Likewise.
18265 * ggc-none.c: Likewise.
18266 * langhooks.c: Likewise.
18267 * statistics.h: Likewise.
18268 * stub-objc.c: Likewise.
18269 * java/decl.c: Likewise.
18270
18271 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
18272
18273 * config/m68k/m68k.c (output_scc_di): Fix coding style.
18274 (symbolic_operand): Fix prototype.
18275 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
18276 * config/m68k/m68k.md: Add constants for registers a0 and sp and
18277 use them, change from the "{...}" syntax to the simpler {...}
18278 syntax.
18279 (*cfv4_extendqisi2): Fix destination predicate.
18280 * config/m68k/m68k-protos.h: Remove various declarations also
18281 generated via PREDICATE_CODES.
18282
18283 2004-07-23 Mike Stump <mrs@apple.com>
18284
18285 * c-typeck.c (convert_for_assignment): Tightened up pointer
18286 converstions that differ in signedness.
18287
18288 2004-07-23 Zack Weinberg <zack@codesourcery.com>
18289
18290 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
18291
18292 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18293
18294 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
18295 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
18296
18297 * gimplify.c (gimplify_compound_lval): Check for no handled
18298 operations, rather than checking for explicit list of nodes.
18299 (is_gimple_addr_expr_arg_or_indirect): New function.
18300 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
18301 redundant setting of TREE_INVARIANT.
18302 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
18303 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
18304
18305 2004-07-23 Diego Novillo <dnovillo@redhat.com>
18306
18307 PR tree-optimization/16688
18308 PR tree-optimization/16689
18309 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
18310 unnecessary initialization of 'tag'.
18311 (get_tmt_for): Check that the new type tag has the same alias
18312 set as the pointed-to type.
18313 (group_aliases): Only regular variables need to be removed
18314 from the alias set of a name tag.
18315 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
18316 propagation if the two types are not compatible.
18317 (merge_alias_info): Rename from replace_ssa_names_ann.
18318 Add more checking.
18319 (replace_exp_1): If both arguments are SSA_NAMEs, check that
18320 the propagation can be done.
18321 Only call merge_alias_info on pointers.
18322 (propagate_value): Likewise.
18323 * tree-ssa-copyrename.c: Include langhooks.h.
18324 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
18325 to do the merging.
18326 Do not coalesce variables with incompatible types.
18327 (rename_ssa_copies): Call replace_ssa_name_symbol.
18328 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
18329 the same type as the underlying _DECL.
18330 * tree-ssanames.c (replace_ssa_name_symbol): New function.
18331 * tree.h (replace_ssa_name_symbol): Declare.
18332
18333 2004-07-23 Richard Henderson <rth@redhat.com>
18334
18335 PR c++/16277
18336 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
18337 unshare it properly.
18338 (gimplify_modify_expr_rhs): Push assignment from a conditional into
18339 the conditional for all non-register types.
18340
18341 2004-07-23 Richard Henderson <rth@redhat.com>
18342
18343 * expr.c (expand_expr_real_1): Don't handle non-local variables.
18344 * expr.h (fix_lexical_addr): Remove.
18345 * function.c (NEED_SEPARATE_AP): Remove.
18346 (fix_lexical_addr): Remove.
18347 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
18348 not null decl_function_context.
18349 (create_alias_vars): Likewise.
18350 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
18351 (simple_goto_p): Likewise.
18352 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
18353 * tree-ssa-ccp.c (get_default_value): Likewise.
18354 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18355 * tree.c (needs_to_live_in_memory): Likewise.
18356 * tree-flow-inline.h (may_be_aliased): Move...
18357 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
18358 when TREE_STATIC variables may be addressable.
18359
18360 2004-07-24 Jakub Jelinek <jakub@redhat.com>
18361
18362 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
18363
18364 2004-07-23 Zack Weinberg <zack@codesourcery.com>
18365
18366 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
18367 bitmap contents if GENERATOR_FILE is defined.
18368 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
18369 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
18370
18371 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
18372
18373 * c-decl.c (start_function): Form composite type of function types
18374 rather than copying type from previous prototype declaration.
18375
18376 2004-07-23 Janis Johnson <janis187@us.ibm.com>
18377
18378 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
18379 the const qualifier for the second argument in the C++ functions.
18380
18381 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
18382 specific pointer types.
18383
18384 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
18385 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
18386 for vector bool and/or vector pixel, add C++ and C missing support.
18387 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
18388 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
18389 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
18390 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
18391 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
18392 missing C++ and C support for vector bool and/or vector pixel.
18393 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
18394 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
18395 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
18396 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
18397 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
18398 C++ and C types used for vector bool and/or vector pixel.
18399 (vec_st, vec_stl): Add C++ support for vector pixel.
18400 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
18401 (vec_all_ne): Add C++ support for vector pixel.
18402
18403 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
18404 (vec_vmulesb): Add missing C++ function.
18405 (vec_perm): Fix type of third argument in C++ function.
18406 (vec_vsum4shs): Fix C++ function name.
18407 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
18408 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
18409 argument passed to the error handler in C macro.
18410 (vec_nmsub): Remove extra parens around argument names in C macro.
18411 (vec_packpx): Add missing parens in C macro.
18412
18413 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
18414
18415 * machmode.def: Remove vector modes.
18416 * config/alpha/alpha-modes.def: Add supported vector modes.
18417 * config/arm/arm-modes.def: Likewise.
18418 * config/frv/frv-modes.def: Likewise.
18419 * config/i386/i386-modes.def: Likewise.
18420 * config/rs6000/rs6000-modes.def: Likewise.
18421 * config/sh/sh-modes.def: Likewise.
18422
18423 2004-07-23 Matthias Klose <doko@debian.org>
18424
18425 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
18426 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
18427 * config.h: Regenerate.
18428 * configure: Likewise.
18429
18430 2004-07-22 Mark Mitchell <mark@codesourcery.com>
18431
18432 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
18433 generated SYMBOL_REFs for labels.
18434 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
18435 Change prototype.
18436 (machopic_stub_name): Remove.
18437 (machopic_indirection_name): New function.
18438 (machopic_mcount_stub_name): Likewise.
18439 (machopic_classify_name): Remove.
18440 (machopic_function_base_sym): New function.
18441 (machpoic_classify_symbol): Likewise.
18442 (machopic_classify_ident): Remove.
18443 (machopic_define_ident): Likewise.
18444 (machopic_define_name): Likewise.
18445 (machopic_name_defined_p): Likewise.
18446 (machopic_ident_defined_p): Likewise.
18447 (darwin_strip_name_encoding): Likewise.
18448 (machopic_define_symbol): New function.
18449 * config/darwin.c (hashtab.h): Include.
18450 (machopic_defined_list): Remove.
18451 (machopic_classify_ident): Likewise.
18452 (machopic_classify_name): Likewise.
18453 (machopic_ident_defined_p): Likewise.
18454 (machopic_define_ident): Likewise.
18455 (machopic_define_name): Likewise.
18456 (machopic_symbol_defined_p): New function.
18457 (machopic_classify_symbol): Likewise.
18458 (machopic_data_defined_p): Use machopic_classify_symbol.
18459 (machopic_define_symbol): New function.
18460 (machopic_function_base_sym): New function.
18461 (machopic_non_lazy_pointers): Remove.
18462 (machopic_non_lazy_ptr_name): Likewise.
18463 (machopic_stubs): Likewise.
18464 (machopic_stub_name): Likewise.
18465 (NON_LAZY_POINTER_SUFFIX): New macro.
18466 (STUB_SUFFIX): Likewise.
18467 (machopic_indirection): New structure.
18468 (machopic_indirections): New variable.
18469 (machopic_indirection_hash): New function.
18470 (machopic_indirection_eq): Likewise.
18471 (machopic_indirection_name): Likewise.
18472 (machopic_mcount_stub_name): New function.
18473 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
18474 hash table.
18475 (machopic_indirect_data_reference): Rework to use new functions.
18476 (machopic_indirect_call_target): Likewise.
18477 (machopic_legitimize_pic_address): Likewise.
18478 (machopic_output_indirection): New function.
18479 (machopic_finish): Use it.
18480 (machopic_operand_p): Rework to use new functions.
18481 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
18482 (darwin_strip_name_encoding): Remove.
18483 (update_non_lazy_ptrs): Remove.
18484 (update_stubs): Likewise.
18485 (darwin_non_lazy_pcrel): Use new functions.
18486 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
18487 (ASM_OUTPUT_LABELREF): Likewise.
18488 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
18489 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
18490 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
18491 (TARGET_STRIP_NAME_ENCODING): Do not use
18492 darwin_strip_name_encoding.
18493 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
18494 darwin_strip_name_encoding.
18495 * config/i386/darwin.h (FUNCTION_PROFILER): Use
18496 machopic_mcount_stub_name.
18497 * config/i386/i386.c (x86_output_mi_thunk): Use
18498 machopic_indirection_name, not machopic_stub_name.
18499 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
18500 machopic_function_base_sym.
18501 (print_operand): Use machopic_classify_symbol.
18502 (rs6000_emit_prologue): Use machopic_function_base_sym.
18503 (output_profile_hook): Do not use machopic_stub_name.
18504 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
18505
18506 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18507
18508 PR c/7284
18509 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
18510 as multiplication.
18511
18512 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18513
18514 * doc/implement-c.texi: New file.
18515 * doc/extend.texi (C Implementation): Move to there.
18516 * doc/gcc.texi: Include implement-c.texi.
18517 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
18518
18519 2004-07-22 Jason Merrill <jason@redhat.com>
18520
18521 * integrate.c (copy_decl_for_inlining): Remove invisible reference
18522 handling.
18523 * tree-inline.c (setup_one_parameter): Likewise.
18524
18525 2004-07-22 Brian Booth <bbooth@redhat.com>
18526
18527 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
18528 (substitute_and_fold): Propigate into VUSE operands when possible.
18529 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
18530 (cp_lattice_meet): Handle merging of latticevalues when
18531 UNKNOWN_VAL is present.
18532 (visit_stmt): Visit assignments with V_MUST_DEFs.
18533 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
18534 (ccp_fold): Deal with RHS' that are constant and virtual.
18535 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
18536 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
18537 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
18538 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
18539 computing immediate uses.
18540 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
18541 transition.
18542 (replace_vuse_in): New function.
18543 (likely_value): Add check of vuse operands.
18544 (get_default_value): Set the default value of virtually defined
18545 variables to UKNOWN_VAL instead of VARYING.
18546
18547 2004-07-22 Richard Henderson <rth@redhat.com>
18548
18549 * expr.c (emit_push_insn): Don't use set_mem_attributes.
18550
18551 2004-07-22 Richard Henderson <rth@redhat.com>
18552
18553 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
18554 variables due to conditional compilation.
18555
18556 2004-07-22 Diego Novillo <dnovillo@redhat.com>
18557
18558 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
18559 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
18560 Release SSA names that have been re-renamed.
18561 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
18562 variable.
18563 * tree-ssa-alias.c (init_alias_info): If aliases have been
18564 computed before, clear existing alias information.
18565 (create_name_tags): Do no fixup PT_ANYTHING pointers.
18566 If the new name tag for a pointer is different than the one it
18567 had before, mark the old tag for renaming.
18568 (replace_may_alias): New function.
18569 (group_aliases): Call it.
18570 (setup_pointers_and_addressables): Always call get_tmt_for.
18571 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
18572 once.
18573 (set_pt_anything): New local function.
18574 (set_pt_malloc): New local function.
18575 (merge_pointed_to_info): Don't merge pointed-to variables from
18576 the original pointer if the destination is pointing to an
18577 unknown location.
18578 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
18579 (add_pointed_to_var): Do not add a variable to the points-to
18580 set if the pointer is already pointing to anywhere.
18581 (collect_points_to_info_r): If the defining statement is a PHI
18582 node, only merge pointed-to information if the argument has
18583 already been visited.
18584 (get_tmt_for): Only create a new tag if the pointer didn't
18585 have one already.
18586 (dump_alias_info): Emit more information.
18587 (dump_points_to_info_for): Likewise.
18588 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
18589 try to get the annotation of an SSA_NAME.
18590 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
18591 alias sets when checking is enabled.
18592 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
18593 (eliminate): Mark basic blocks that will need
18594 EH information cleaned up.
18595 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
18596 predecessor.
18597 Initialize need_eh_cleanup.
18598 (fini_pre): Call tree_purge_all_dead_eh_edges and
18599 cleanup_tree_cfg if needed.
18600 Free need_eh_cleanup.
18601 * tree-ssa.c (verify_ssa_name): New function.
18602 (verify_def): Call it.
18603 Re-arrange to avoid printing too many error messages.
18604 (verify_use): Likewise.
18605 (verify_phi_args): Likewise.
18606 (verify_flow_insensitive_alias_info): New function.
18607 (verify_flow_sensitive_alias_info): New function.
18608 (verify_alias_info): New function.
18609 (verify_ssa): Call verify_alias_info.
18610 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
18611 program.
18612 Re-arrange to avoid printing too many error messages.
18613 * tree-ssanames.c (make_ssa_name): Clear
18614 SSA_NAME_IN_FREE_LIST.
18615 (release_ssa_name): Never release a default definition.
18616 (release_defs): New function.
18617 * tree.h: Declare it.
18618 * tree-ssa-dce.c (remove_dead_stmt): Call it.
18619
18620 2004-07-22 Diego Novillo <dnovillo@redhat.com>
18621
18622 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
18623 If true, do a depth-first search. Do a breadht-first search,
18624 otherwise.
18625 (walk_use_def_chains): Add new argument IS_DFS.
18626 Update all users.
18627 * tree-flow.h (walk_use_def_chains): Update prototype.
18628
18629 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
18630
18631 * config/cris/cris.md: Tweak formatting.
18632 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
18633 (mover2side, moverside, movemside, movei, op3, andu): Replace
18634 live define_peephole:s with define_peephole2 near-equivalents.
18635 Delete the rest.
18636 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
18637 word-size modes.
18638 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
18639 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
18640 "*mov_sidesi_mem" respectively.
18641
18642 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
18643
18644 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
18645 (gimplify_build1): Move from tree-complex.c do_unop.
18646 (gimplify_build2): Move from tree-complex.c do_binop.
18647 (gimplify_build3): New.
18648 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
18649 Adjust throughout to call the functions above.
18650 * tree-flow.h: Declare the functions above.
18651 * tree-nested.c (gimplify_val): Rename to...
18652 (tsi_gimplify_val): ... this.
18653
18654 * Makefile.in (tree_complex.o): Update dependencies.
18655 (stor-layout.o): Depend on regs.h.
18656 * c-common.c (handle_vector_size_attribute): Update for
18657 vector types without corresponding vector modes.
18658 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
18659 a corresponding vector mode is not available.
18660 * print-tree.c (print_node): Print nunits for vector types
18661 * regclass.c (have_regs_of_mode): New.
18662 (init_reg_sets_1): Initialize it and use it instead
18663 of allocatable_regs_of_mode.
18664 * regs.h (have_regs_of_mode): Declare it.
18665 * stor-layout.c (layout_type): Pick a mode for vector types.
18666 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
18667 build_replicated_const, do_unop, do_binop, do_plus_minus,
18668 do_negate, expand_vector_piecewise, expand_vector_parallel,
18669 expand_vector_addition, expand_vector_operations_1,
18670 expand_vector_operations, tree_lower_operations,
18671 pass_lower_vector_ssa, pass_pre_expand): New.
18672 (expand_complex_operations, pass_lower_complex): Remove.
18673 * tree-optimize.c (init_tree_optimization_passes): Adjust
18674 pass ordering for changes in tree-complex.c.
18675 * tree-pass.h: Declare new passes.
18676 * tree.c (finish_vector_type): Remove.
18677 (make_vector_type): New.
18678 (build_vector_type_for_mode, build_vector_type): Rewritten.
18679 * tree.def (VECTOR_TYPE): Document where the number of
18680 subparts is stored.
18681 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
18682 (make_vector): Remove declaration.
18683
18684 2004-07-21 Richard Henderson <rth@redhat.com>
18685
18686 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
18687 TREE_THIS_VOLATILE, may_aliases, or optimization level.
18688 (remove_useless_vars): Dump debugging info.
18689 (expand_used_vars): Move ...
18690 * cfgexpand.c (expand_used_vars): ... here. Make static.
18691 * tree-flow-inline.h (set_is_used): New.
18692 (set_default_def): Use get_var_ann.
18693 * tree-flow.h: Update decls.
18694 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
18695 (create_ssa_var_map): Use it.
18696 * tree-ssa.c (set_is_used): Remove.
18697
18698 2004-07-22 Ben Elliston <bje@au.ibm.com>
18699
18700 * gdbinit.in: Set a breakpoint on internal_error.
18701
18702 2004-07-21 Richard Henderson <rth@redhat.com>
18703
18704 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
18705 to create a new basic block.
18706
18707 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18708
18709 PR c/15052
18710 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
18711 return type on function definitions. Move other warnings for
18712 qualified return type to -Wreturn-type. Do not condition any such
18713 warnings on -pedantic. Update comments.
18714 (start_function): Only copy function type from previous prototype
18715 declaration if return types are compatible.
18716 * c-typeck.c (function_types_compatible_p): Don't condition
18717 warning for incompatibility of volatile qualifiers on the return
18718 type on -pedantic. Update comment.
18719 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
18720
18721 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18722
18723 * c-typeck.c (set_init_index): Require designator to be of integer
18724 type.
18725
18726 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18727
18728 PR c/11250
18729 * c-parse.in (init): Change to exprtype.
18730 (primary): Set original_code for STRING to STRING_CST.
18731 Call maybe_warn_string_init for compound literals.
18732 (initdcl, notype_initdcl): Call maybe_warn_string_init.
18733 (initval): Update.
18734 * c-tree.h (maybe_warn_string_init): New.
18735 (pop_init_level, process_init_element): Use struct c_expr.
18736 (struct c_expr): Update comment.
18737 * c-typeck.c (maybe_warn_string_init): New function.
18738 (digest_init): Call it. Additional parameter strict_string. All
18739 callers changed.
18740 (output_init_element): Likewise.
18741 (struct constructor_stack): Use struct c_expr for
18742 replacement_value.
18743 (really_start_incremental_init, push_init_level): Update.
18744 (pop_init_level): Update. Return struct c_expr.
18745 (process_init_level): Update. Take struct c_expr argument.
18746
18747 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
18748
18749 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
18750 commit.
18751
18752 2004-07-21 Eric Christopher <echristo@redhat.com>
18753
18754 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
18755 removal.
18756 * c-decl.c (pop_scope): Ditto.
18757 * calls.c (expand_call): Remove call to current_nesting_level,
18758 update comment accordingly. Remove calls to expand_start_target_temps
18759 and expand_end_target_temps.
18760 * cfgexpand.c (construct_init_block): Remove call to
18761 expand_start_bindings_and_block.
18762 (construct_exit_block): Remove call to expand_end_bindings.
18763 * expr.c (safe_from_p): Remove BIND_EXPR handling.
18764 (expand_expr_real_1): Ditto. Fix formatting.
18765 (expand_vars): Delete.
18766 * stmt.c (POPSTACK): Remove block_stack.
18767 (stmt_status): Remove x_block_stack.
18768 (block_stack): Delete.
18769 (expand_start_bindings_and_block): Ditto.
18770 (expand_start_target_temps): Ditto.
18771 (expand_end_target_temps): Ditto.
18772 (current_nesting_level): Ditto.
18773 (warn_about_unused_variables): Ditto.
18774 (expand_end_bindings): Ditto.
18775 * tree.h: Remove declarations for above.
18776
18777 2004-07-21 Steven Bosscher <stevenb@suse.de>
18778
18779 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
18780 * rtl.c (note_insn_name): Likewise.
18781 * print-rtl.c (print_rtx): Don't print it.
18782 * cfgrtl.h (can_delete_note_p): Don't handle it.
18783 (rtl_delete_block): Likewise.
18784 * passes.c (rest_of_handle_guess_branch_prob): Remove.
18785 (rest_of_compilation): Don't call it.
18786 * predict.c (process_note_predictions, process_note_prediction,
18787 note_prediction_to_br_prob): Remove.
18788 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
18789 * stmt.c (return_prediction): Remove.
18790 (expand_value_return): Don't call it. Don't add prediction
18791 notes for return statements.
18792
18793 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
18794
18795 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
18796 once.
18797
18798 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
18799
18800 * c-common.c (vector_types_convertible_p): Use vector types'
18801 TYPE_SIZE and TREE_TYPE instead of their mode.
18802 * convert.c (convert_to_integer): Likewise.
18803 (convert_to_vector): Likewise.
18804 * fold-const.c (fold_convert): Likewise.
18805 * varasm.c (output_constant): Likewise.
18806 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
18807 Allow a VECTOR_TYPE initializer to be made of several vectors.
18808 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
18809 of cleared and need_to_clear, and use fold_convert.
18810 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
18811 integer vectors.
18812
18813 2004-07-20 Richard Henderson <rth@redhat.com>
18814
18815 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
18816 (expand_gimple_basic_block): out from here. Renamed from expand_block.
18817
18818 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
18819
18820 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
18821 enormous cost if not TARGET_HARD_MUL.
18822
18823 2004-07-20 Andrew Pinski <apinski@apple.com>
18824
18825 PR target/16557
18826 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
18827 (ASM_SPEC): here.
18828
18829 2004-07-21 Paul brook <paul@codesourcery.com>
18830
18831 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
18832
18833 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18834
18835 * fold-const.c (operand_equal_p): Temporarily support NULL args.
18836 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
18837 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
18838
18839 2004-07-20 Zack Weinberg <zack@codesourcery.com>
18840
18841 * rtl.h (plus_constant): Delete.
18842 (plus_constant_wide): Rename to plus_constant.
18843 (plus_constant_for_output_wide): Delete vestigial prototype.
18844 (GEN_INT): Remove unnecessary cast.
18845 * tree.h (build_int_2, size_int_type): Delete.
18846 (build_int_2_wide): Rename to build_int_2.
18847 (size_int_wide): Rename to size_int_kind.
18848 (size_int_type_wide): Rename to size_int_type.
18849 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
18850 Remove unnecessary cast.
18851 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
18852 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
18853 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
18854 (size_int_type_wide): Rename size_int_type.
18855 (int_const_binop): Use size_int_type.
18856 * c-lex.c (interpret_integer): Use build_int_2.
18857 * final.c (split_double): Remove unnecessary casts.
18858 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
18859
18860 2004-07-20 Richard Henderson <rth@redhat.com>
18861
18862 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
18863 (gimplify_compound_lval): Use is_gimple_tmp_reg.
18864 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
18865 (is_gimple_tmp_reg): New.
18866 * tree-gimple.h (is_gimple_tmp_reg): Declare.
18867
18868 2004-07-20 Richard Henderson <rth@redhat.com>
18869
18870 * tree-pretty-print.c (dump_generic_node): Dump
18871 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
18872
18873 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
18874
18875 * tree-mudflap.c (mf_set_options_fndecl): New tree.
18876 (mudflap_init): Set it.
18877 (mudflap_register_call): Remove __mf_init call.
18878 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
18879 to pass "-ignore-reads" option to libmudflap if needed.
18880
18881 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
18882
18883 PR c++/14607
18884 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
18885 (MAKE_DECL_ONE_ONLY): Undefine.
18886 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
18887 readonly_data, one_only_data_section, forget_section): New prototypes.
18888 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
18889 functions.
18890 (pa_select_section): Add one-only (COMDAT) support.
18891 * pa.h (struct machine_function): Define.
18892 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
18893 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
18894 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
18895 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
18896 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
18897 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
18898 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
18899 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
18900 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
18901 for EXTRA_SECTION_FUNCTIONS.
18902 * doc/install.texi: Update binutils requirements.
18903
18904 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
18905
18906 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
18907 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
18908 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
18909 size_t.
18910 (struct VEC): Use unsigned for num and alloc.
18911 * vec.c (struct vec_prefix): Likewise.
18912 (vec_o_reserve): Adjust.
18913
18914 * dbxout.c (dbxout_type): Fix printf format.
18915
18916 * tree.h (binfo_member): Remove.
18917 * tree.c (binfo_member): Remove.
18918
18919 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
18920
18921 * tree.h: Include vec.h
18922 (DEF_VEC_P(tree)): New type.
18923 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
18924 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
18925 (BINFO_LANG_SLOT): Remove.
18926 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
18927 (struct tree_binfo): Turn base_binfos into a trailing
18928 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
18929 (binfo_lang_slots): Remove.
18930 * tree.c (binfo_lang_slots): Remove.
18931 (make_tree_binfo_stat): Take a base binfo count, not a
18932 lang slot count. Adjust.
18933 * Makefile.in (TREE_H): Add vec.h
18934 * alias.c (record_component_aliases): Adjust BINFO access.
18935 * dbxout.c (dbxout_type): Likewise.
18936 * dwarf2out.c (gen_member_die): Likewise.
18937 * sdbout.c (sdbout_one_type): Likewise.
18938 * tree-dump.c (deque_and_dump): Likewise.
18939 * config/i386/i386.c (classify_argument,
18940 contains_128bit_aligned_vector_p): Likewise.
18941 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
18942 * doc/c-tree.texi (Classes): Update BINFO documentation.
18943
18944 2004-07-20 Steven Bosscher <stevenb@suse.de>
18945
18946 * c-common.h (check_case_value): Remove prototype.
18947 (c_add_case_label): Adjust prototype.
18948 * c-common.c (check_case_value): Make static.
18949 (check_case_bounds): New function.
18950 (c_add_case_label): Use it. Take new argument orig_type.
18951 * c-typeck.c (struct c_switch): New orig_type field.
18952 (c_start_case): Set it.
18953 (do_case): Pass it to c_add_case_label.
18954 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
18955 cases from here. Add the labels in reverse order.
18956 * stmt.c (struct case_node): Adjust comment. Remove balance field.
18957 (add_case_node): Return nothing, don't check for duplicate cases.
18958 Insert new case nodes in a list, not in an AVL tree.
18959 (expand_end_case_type): Don't turn a case tree into a case list.
18960 (case_tree2list): Remove.
18961 * tree.h (add_case_node): Adjust prototype.
18962
18963 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
18964
18965 * genattr.c (struct range, struct function_unit,
18966 write_units, extend_range, init_range): Remove them.
18967 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
18968 Output "#define INSN_SCHEDULING" here.
18969 * genattrtab.c (struct range, struct function_unit_op,
18970 struct function_unit, struct dimension, enum operator,
18971 operate_exp, expand_units, simplify_knowing,
18972 encode_units_mask, simplify_by_exploding,
18973 find_and_mark_used_attributes, unmark_used_attributes,
18974 add_values_to_cover, increment_current_value,
18975 test_for_current_value, simplify_with_current_value,
18976 simplify_with_current_value_aux, gen_unit,
18977 write_unit_name, write_function_unit_info,
18978 write_complex_function, write_toplevel_expr,
18979 find_single_value, extend_range): Remove.
18980 (write_attr_get): Do not handle common_av->value
18981 being an FFS.
18982 (struct attr_desc): Remove func_units_p and blockage_p.
18983 (write_attr_valueq): Do not handle them.
18984 (find_attr): Do not clear them.
18985 (make_internal_attr): Do not initialize them.
18986 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
18987 * sched-vis.c (init_target_units, insn_print_units,
18988 init_block_visualization, print_block_visualization,
18989 visualize_scheduled_insns, visualize_no_unit,
18990 visualize_stall_cycles, visualize_alloc,
18991 visualize_free, target_units, get_visual_tbl_length,
18992 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
18993 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
18994 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
18995 * haifa-sched.c (blockage_range, clear_units,
18996 schedule_unit, actual_hazard, potential_hazard,
18997 insn_unit, unit_last_insn, unit_tick,
18998 actual_hazard_this_instance, potential_hazard,
18999 schedule_unit, max_insn_queue_index_value): Remove.
19000 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
19001 max_insn_queue_index.
19002 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
19003 * doc/md.texi (Processor pipeline description): Remove
19004 references to old pipeline descriptions.
19005 (Automaton pipeline description): Merge with the above.
19006 (Old pipeline description, Comparison of the two descriptions):
19007 Remove.
19008
19009 * bt-load.c (migrate_btr_def): Remove references to
19010 use_pipeline_interface.
19011 * haifa-sched.c (insn_cost, schedule_insn,
19012 schedule_block, advance_one_cycle, sched_init,
19013 queue_to_ready, sched_finish): Likewise.
19014 * modulo-sched.c (sms_schedule, advance_one_cycle,
19015 ps_has_conflicts): Likewise.
19016 * sched-rgn.c (init_ready): Likewise.
19017 (debug_dependencies): Likewise, and remove an "if (1)".
19018 * target.h (use_dfa_pipeline_interface): Remove.
19019 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19020 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19021 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19022 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19023 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19024 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19025 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19026 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19027 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19028 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19029 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19030 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19031 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19032 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19033 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19034 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19035 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19036 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19037 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19038
19039 2004-07-19 Roger Sayle <roger@eyesopen.com>
19040
19041 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
19042
19043 2004-07-19 Jeff Law <law@redhat.com>
19044
19045 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
19046 (get_eq_expr_value): Use it. Simplify slightly.
19047
19048 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
19049
19050 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
19051 (umulsidi3_32bit_r4000): Likewise.
19052
19053 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
19054
19055 * vec.h: Propagate location information properly.
19056 (VEC_T_iterate): Add result pointer parameter.
19057 (VEC_T_space): New.
19058 (VEC_T_reserve): Use it.
19059
19060 2004-07-19 Daniel Jacobowitz <dan@debian.org>
19061
19062 * Makefile.in (c-format.o): Depend on c-format.h.
19063 * c-format.h: New file.
19064 (struct format_char_info): Add CHAIN member.
19065 * c-format.c: Move some types and constants to c-format.h.
19066 (format_type_error): Set to -1.
19067 (struct function_format_info): Use an int for format_type.
19068 (decode_format_type): Return an int. Return format_type_error
19069 on error.
19070 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
19071 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
19072 (scan_char_table, time_char_table, monetary_char_table): Initialize
19073 CHAIN to NULL.
19074 (n_format_types): New variable.
19075 (check_format_info_main): Handle CHAIN in format_char_info.
19076 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
19077 TARGET_N_FORMAT_TYPES.
19078 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
19079 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
19080 * config/sol2-c.c: New file.
19081 * config/t-sol2: New file.
19082 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
19083 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
19084 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
19085
19086 * doc/extend.texi (Target Format Checks): New section.
19087 (Function Attributes): Mention it.
19088 * doc/invoke.texi: Mention target format checks.
19089 * doc/sourcebuild.texi: Mention target format checks.
19090 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
19091 TARGET_FORMAT_TYPES.
19092
19093 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
19094
19095 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
19096 added.
19097 * config/s390/s390.c (regclass_map initializer): Register 35 added to
19098 ADDR_REGS.
19099 (load_multiple_operation, store_multiple_operation): Removed
19100 pointless sanity check.
19101 (s390_decompose_address): Added check for return_address_pointer_rtx.
19102 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
19103 (s390_return_address_offset): New function.
19104 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
19105 (FRAME_REGNO_P): Added check for register 35.
19106 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
19107 REG_ALLOC_ORDER): Appended entry for register 35.
19108 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
19109 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
19110 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
19111 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
19112 is eliminable using stack pointer or hard frame pointer.
19113 (REGISTER_NAMES): Added name for register 35.
19114 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
19115 pointless sanity check.
19116
19117 2004-07-19 Roger Sayle <roger@eyesopen.com>
19118
19119 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
19120 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
19121 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
19122 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
19123 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
19124 (fold_relational_const): Tidy up handling of floating point
19125 comparisons by calling real_compare. Remove tree_expr_nonzero_p
19126 transformation; fold_relational_const assumes constant operands.
19127
19128 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
19129
19130 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
19131 directory.
19132
19133 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
19134
19135 * c-tree.h (struct c_expr): Define.
19136 (C_SET_EXP_ORIGINAL_CODE): Remove.
19137 (parser_build_binary_op, build_compound_expr): Update prototypes.
19138 * c-parse.in (%union): Add exprtype.
19139 (FUNC_NAME): Mark as ttype.
19140 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
19141 exprtype.
19142 (expr): Update. Define directly in terms of expr_no_commas
19143 instead of using nonnull_exprlist.
19144 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
19145 offsetof_member_designator, typespec_nonreserved_nonattr, init,
19146 initval, designator, component_declarator,
19147 component_notype_declarator, enumerator, array_declarator,
19148 condition, exexpr, switch_statement, stmt_nocomp, stmt,
19149 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
19150 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
19151 where appropriate.
19152 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
19153 * c-common.c (c_common_truthvalue_conversion): Don't check
19154 C_EXP_ORIGINAL_CODE.
19155 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
19156 Don't use C_EXP_ORIGINAL_CODE.
19157 (default_conversion, default_function_array_conversion): Don't use
19158 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
19159 (internal_build_compound_expr): Merge into build_compound_expr.
19160 (build_compound_expr): Take two operands instead of a TREE_LIST.
19161 * objc/objc-act.c (get_super_receiver): Update calls to
19162 build_compound_expr.
19163
19164 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
19165
19166 * config/sh/sh.c (sh_use_dfa_interface): Remove.
19167 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
19168 hook_int_void_1.
19169 * config/sh/sh.md: Extract pipeline descriptions
19170 into separate files.
19171 * config/sh/sh1.md: New file, extracted from sh.md.
19172 * config/sh/sh4.md: New file, extracted from sh.md.
19173 * config/sh/shmedia.md: New file, extracted from sh.md
19174 and rewritten using new-style pipeline description.
19175
19176 2004-07-18 Zack Weinberg <zack@codesourcery.com>
19177
19178 * config/pa/pa.md: Delete the two remaining define_peephole
19179 patterns.
19180
19181 2004-07-18 Steven Bosscher <stevenb@suse.de>
19182 Joseph S. Myers <jsm@polyomino.org.uk>
19183
19184 * c-common.c (c_common_truthvalue_conversion): Don't warn if
19185 TREE_NO_WARNING is set.
19186
19187 2004-07-18 Roger Sayle <roger@eyesopen.com>
19188
19189 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
19190 simplify_builtin_strncmp): Delete.
19191 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
19192 Change argument to accept an arglist instead of an "exp". Assume
19193 that the return type is always integer_type_node. Copy missing
19194 transformations from their now obsolete simplify_builtin_*
19195 equivalents.
19196 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
19197 fold_builtin_strcmp and fold_builtin_strncmp.
19198 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
19199 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
19200 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
19201
19202 2004-07-18 Daniel Jacobowitz <dan@debian.org>
19203
19204 * Makefile.in (tree-alias-common.o): Update dependencies.
19205
19206 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
19207
19208 * cfgloop.c (flow_loop_nested_p): Fix comment.
19209
19210 2004-07-17 Jason Merrill <jason@redhat.com>
19211
19212 PR c++/16115
19213 * stor-layout.c (relayout_decl): New fn.
19214 * tree.h: Declare it.
19215 (DECL_BY_REFERENCE): New macro.
19216
19217 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
19218
19219 * libgcc2.c (__enable_execute_stack): New symbol.
19220 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
19221 and declare __enable_execute_stack.
19222 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
19223 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
19224 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
19225 ENABLE_EXECUTE_STACK.
19226 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
19227 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
19228 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
19229 ENABLE_EXECUTE_STACK.
19230 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19231 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
19232 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
19233 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
19234 ENABLE_EXECUTE_STACK.
19235 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19236 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19237 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19238 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19239 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
19240 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
19241 (sparc64_initialize_trampoline): Likewise.
19242 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
19243
19244 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
19245
19246 * langhooks.h (builtin_function): New langhook.
19247 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
19248 (LANG_HOOKS_INITIALIZER): Update.
19249 * tree.h (builtin_function): Remove.
19250 * doc/tm.texi: Update.
19251 * c-tree.h (builtin_function): Declare.
19252 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
19253 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
19254 config/ia64/ia64.c, config/iq2000/iq2000.c,
19255 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
19256 config/stormy16/stormy16.c: All callers of builtin_function
19257 changed.
19258
19259 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
19260
19261 PR target/16556
19262 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
19263 Remove white space after the backslash.
19264
19265 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19266
19267 PR rtl-optimization/16294
19268 * resource.c (return_insn_p): New predicate.
19269 (mark_target_live_regs): Use it. Special-case return insns.
19270 (init_resource_info): Use it. Don't scan the epilogue past
19271 a return.
19272
19273 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19274
19275 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
19276 destroy dominance information.
19277 * passes.c (rest_of_handle_loop2): Free dominance information.
19278 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
19279 jump threading.
19280 (thread_jumps): Update dominance information and remove unreachable
19281 blocks.
19282 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
19283 information and remove the unreachable block.
19284
19285 2004-07-17 Graham Stott <graham.stott@btinternet.com>
19286
19287 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
19288
19289 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
19290
19291 * doc/sourcebuild.texi: Remove libf2c entry.
19292
19293 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
19294
19295 * config/i386/i386.md (movv16qi_internal): Fix typo.
19296
19297 2004-07-17 Steven Bosscher <stevenb@suse.de>
19298
19299 * final.c (final_scan_insn): Fix broken commit from previous
19300 patch.
19301
19302 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
19303
19304 * c-typeck.c (parser_build_binary_op): Condition warnings for
19305 X<=Y<=Z on -Wparentheses instead of -Wextra.
19306 * doc/invoke.texi: Update. Document that most of -Wparentheses is
19307 supported for C only.
19308
19309 2004-07-17 Steven Bosscher <stevenb@suse.de>
19310
19311 * cfgcleanup.c (try_simplify_condjump): Don't remove line
19312 notes to avoid unreachable code warnings.
19313 * toplev.c (backend_init): Don't emit line notes for
19314 unreachable code warnings.
19315
19316 * combine.c (distribute_notes): Don't distribute a
19317 REG_VTABLE_REF note.
19318 * final.c (final_scan_insn): Don't handle it.
19319 * rtl.c (reg_note_name): Remove it.
19320 * rtl.h (enum reg_node): Dito.
19321
19322 * emit-rtl.c (force_line_numbers, restore_line_number_status):
19323 Remove.
19324 * rtl.h (force_line_numbers, restore_line_number_status):
19325 Remove prototypes.
19326
19327 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
19328 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
19329 (using_eh_for_cleanups): Also moved here.
19330
19331 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
19332 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
19333 to expand_start_case and add_case_node.
19334 * stmt.c (struct nesting): Cleanup unused fields condition_code,
19335 last_unconditional_cleanup, nominal_type, printname, and
19336 line_number_status.
19337 (struct fixup_goto): Remove.
19338 (struct stmt_status): Remove x_goto_fixup_chain field.
19339 (goto_fixup_chain): Remove.
19340 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
19341 pushcase, pushcase_range): Remove.
19342 (expand_start_bindings_and_block): Don't set unused fields in
19343 the nesting stack.
19344 (expand_start_case, add_case_node): Cleanup unused formal arguments.
19345 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
19346 instead of emit_jump_if_reachable.
19347 (emit_case_nodes): Likewise.
19348 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
19349 static.
19350 (update_eh_label): Work around left-over exception handing regions.
19351 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
19352 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
19353 (pass_cleanup_cfg_post_optimizing): New pass.
19354 (init_tree_optimization_passes): Run the new pass after all
19355 optimizations.
19356 * tree.h (pushcase, pushcase_range): Remove prototypes.
19357 (expand_start_case, add_case_node): Update prototypes.
19358
19359 2004-07-16 Krister Walfridsson <cato@df.lth.se>
19360
19361 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
19362
19363 2004-07-16 Richard Henderson <rth@redhat.com>
19364
19365 * builtins.c (std_expand_builtin_va_arg): Remove.
19366 (expand_builtin_va_arg): Remove.
19367 * expr.h: Don't declare them.
19368 * gimplify.c (mark_decls_volatile_r): Remove.
19369 (copy_if_shared_r): Don't call it.
19370 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
19371 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
19372 * gimple-low.c (lower_stmt): Likewise.
19373 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
19374 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
19375 * tree-ssa-operands.c (get_expr_operands): Likewise.
19376 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
19377 EXPAND_BUILTIN_VA_ARG.
19378 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
19379 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
19380 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
19381 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
19382
19383 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
19384
19385 * tree-ssa-pre.c (insert_aux): Break out if we hit
19386 a critical edge.
19387
19388 2004-07-16 Richard Henderson <rth@redhat.com>
19389
19390 * basic-block.h (remove_fake_exit_edges): Declare.
19391 * cfganal.c (remove_fake_predecessors): Rename from
19392 remove_fake_successors; iterate over predecessors.
19393 (remove_fake_exit_edges): New.
19394 * cfgcleanup.c (try_optimize_cfg): Use it.
19395 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
19396 * predict.c (estimate_probability): Likewise.
19397 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
19398 * tree-cfg.c (make_edges): Likewise.
19399 * tree-ssa-pre.c (fini_pre): Likewise.
19400 * profile.c (instrument_edges): Don't remove_fake_edges.
19401 (branch_prob): Do it earlier here.
19402
19403 2004-07-16 Richard Henderson <rth@redhat.com>
19404
19405 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
19406 switchification wrt CONSTRUCTOR. Document the reason.
19407
19408 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
19409
19410 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
19411 that prevented descriptive __mf_check source location strings.
19412
19413 2004-07-16 Richard Henderson <rth@redhat.com>
19414
19415 * tree-def (WITH_SIZE_EXPR): New.
19416 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
19417 * expr.c (expand_expr_real_1): Likewise.
19418 * gimplify.c (maybe_with_size_expr): New.
19419 (gimplify_arg, gimplify_modify_expr): Use it.
19420 (gimplify_modify_expr_to_memcpy): Take size parameter.
19421 (gimplify_modify_expr_to_memset): Likewise.
19422 (gimplify_expr): Handle WITH_SIZE_EXPR.
19423 * tree-alias-common.c (find_func_aliases): Likewise.
19424 * tree-eh.c (tree_could_trap_p): Likewise.
19425 (tree_could_throw_p): Likewise.
19426 * tree-gimple.c (is_gimple_lvalue): Likewise.
19427 (get_call_expr_in): Likewise.
19428 * tree-inline.c (estimate_num_insns_1): Likewise.
19429 (expand_calls_inline): Likewise.
19430 * tree-nested.c (convert_call_expr): Likewise.
19431 * tree-pretty-print.c (dump_generic_node): Likewise.
19432 * tree-sra.c (sra_walk_expr): Likewise.
19433 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
19434 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
19435 * tree-ssa-operands.c (get_expr_operands): Likewise.
19436 * tree-tailcall.c (find_tail_calls): Likewise.
19437
19438 * calls.c (expand_call): Reset old_stack_allocated after
19439 calling emit_stack_restore.
19440
19441 2004-07-16 Richard Henderson <rth@redhat.com>
19442
19443 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
19444 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
19445 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
19446 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
19447 copy_res_decl_for_inlining.
19448
19449 * tree-inline.c (declare_return_variable): New modify_dest argument.
19450 Use it as the return value, when possible or manditory. Handle
19451 TREE_ADDRESSABLE types.
19452 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
19453 replacement of CALL_EXPR.
19454
19455 2004-07-16 Richard Henderson <rth@redhat.com>
19456
19457 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
19458 * gimple-low.c (expand_var_p): Don't check it.
19459 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
19460 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
19461 * tree-ssa-operands.c (add_stmt_operand): Likewise.
19462 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
19463 (find_referenced_vars): Don't call them.
19464 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
19465
19466 2004-07-16 Richard Henderson <rth@redhat.com>
19467
19468 * function.c (pass_by_reference): True for all variable sized types.
19469
19470 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
19471
19472 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
19473 * tree-pretty-print.c: Include tree-chrec.h.
19474 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
19475 and POLYNOMIAL_CHREC nodes.
19476
19477 2004-07-16 Steve Ellcey <sje@cup.hp.com>
19478
19479 * builtins.c (expand_builtin_stpcpy): Do not create temporary
19480 reg with VOIDmode.
19481
19482 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
19483
19484 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
19485
19486 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
19487
19488 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
19489 to BASE_REGNUM.
19490 * config/s390/s390.c: Likewise.
19491 * config/s390/s390.h: Likewise.
19492
19493 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19494
19495 * config/mips/mips.md (addsi3, adddi3): Remove special handling
19496 of $sp adds. Remove REGNO checks from mips16 patterns.
19497
19498 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19499
19500 * config/mips/mips.md: Delete outdated comment.
19501
19502 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19503
19504 * config/mips/mips.c (get_float_compare_codes): Delete.
19505 (mips_emit_compare): New function, mostly extracted from
19506 get_float_compare_codes and gen_conditional_branch.
19507 (gen_conditional_branch, gen_conditional_move): Use it.
19508
19509 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
19510
19511 * genautomata.c (add_vect): Speedup by using integers as
19512 bit-vectors for walking through the comb_vect and finding
19513 a match.
19514
19515 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19516
19517 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
19518 operand is an uns_arith_operand; use subtraction otherwise.
19519 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
19520 not just arith_operands.
19521
19522 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19523
19524 * config/mips/mips-protos.h (gen_int_relational): Delete.
19525 (mips_emit_scc): Declare.
19526 * config/mips/mips.c (internal_test): Delete.
19527 (sle_operand, sleu_operand): New functions.
19528 (map_test_to_internal_test, gen_int_relational): Delete.
19529 (mips_emit_binary, mips_relational_operand_ok_p)
19530 (mips_emit_int_relational, mips_zero_if_equal)
19531 (mips_emit_scc): New functions.
19532 (gen_conditional_branch): Rework to use mips_emit_int_relational.
19533 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
19534 sleu_operand.
19535 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
19536 (sltu, sleu): Use mips_emit_scc.
19537 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
19538 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
19539 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
19540
19541 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19542
19543 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
19544
19545 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19546
19547 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
19548 (*sne_[sd]i): Likewise sne_[sd]i_zero.
19549 (*sgt_[sd]i): ...and sgt_[sd]i.
19550 (*slt_[sd]i): ...and slt_[sd]i.
19551 (*sgtu_[sd]i): ...and sgtu_[sd]i.
19552 (*sltu_[sd]i): ...and sltu_[sd]i.
19553 (*sleu_[sd]i): ...and sleu_[sd]i_const.
19554 Name previously unnamed mips16 patterns. Formatting fixes.
19555
19556 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19557
19558 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
19559 (branch_type): Delete.
19560 (gen_conditional_branch, gen_conditional_move)
19561 (mips_gen_conditional_trap): Update after name change. Get the
19562 comparison mode from cmp_operands[0].
19563 * config/mips/mips.h (cmp_type, branch_type): Delete.
19564 (cmp_operands): Renamed from branch_cmp.
19565 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
19566 name change. Don't set branch_type.
19567 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
19568 mode class of cmp_operands[0] rather than branch_type. Update after
19569 name change.
19570
19571 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19572
19573 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
19574 of 0...255 to 0 when inside a SET.
19575
19576 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19577
19578 * config/mips/mips.md: Remove mips16 define_peepholes.
19579
19580 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
19581
19582 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
19583 (fini_pre): Remove fake edges.
19584
19585 2004-07-15 Richard Henderson <rth@redhat.com>
19586
19587 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
19588 (get_indirect_ref_operands, get_call_expr_operands): ... these.
19589
19590 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
19591
19592 * vec.h (VEC_address): New function.
19593
19594 2004-07-14 Jason Merrill <jason@redhat.com>
19595
19596 PR middle-end/15885
19597 * gimplify.c (gimplify_arg): New fn, split out from...
19598 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
19599
19600 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
19601
19602 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
19603 generate code which is generated by pushqi1 now
19604 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
19605
19606 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
19607
19608 * combine.c (simplify_set): match the mode of the constant 0 with
19609 the tested operand to match the compare behaviour and the
19610 simplify_relational_operation() expectation.
19611
19612 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
19613
19614 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
19615 ("bordered"): Same.
19616
19617 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
19618
19619 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
19620 unconditionally.
19621 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
19622
19623 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
19624
19625 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
19626 calls in mips16 code.
19627
19628 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
19629
19630 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
19631 the destination of the li as well as for the neg.
19632
19633 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
19634
19635 g++/15861
19636 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
19637 * cgraph.h: Update declaration.
19638 * c-decl.c (build_cdtor): Update call with default priority.
19639 * coverage.c (create_coverage): Ditto.
19640 * tree-mudflap.c (mf_init_fndecl): New tree.
19641 (mudflap_init): Set it.
19642 (mudflap_register_call): Arrange to call __mf_init before the first
19643 __mf_register call.
19644 (mudflap_finish_file): Mark the mudflap static initializer as extra
19645 high priority, to beat all C++ static constructors.
19646
19647 2004-07-15 Jeff Law <law@redhat.com>
19648
19649 * loop.c (check_insn_for_givs): Restore check for code labels that was
19650 accidentally deleted by a recent checkin.
19651
19652 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
19653
19654 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
19655 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
19656
19657 2004-07-14 Richard Henderson <rth@redhat.com>
19658
19659 * print-tree.c (print_node): Fix casts last change.
19660
19661 2004-07-15 Paul Brook <paul@codesourcery.com>
19662
19663 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
19664 to TARGET_UNWIND_INFO.
19665 * except.c (output_function_exception_table): Ditto.
19666 * except.h: Ditto.
19667 * opts.c (decode_options): Ditto.
19668 * passes.c (rest_of_handle_final): Ditto.
19669 * final.c (final_start_function): Ditto.
19670 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
19671 target hook.
19672 * targhooks.h (default_unwind_emit): Declare.
19673 * targhooks.c (default_unwind_emit): New function.
19674 * target-def.h: Define and use TARGET_UNWIND_EMIT.
19675 * target.h (struct gcc_target): Add unwind_emit.
19676 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
19677 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
19678 Remove IA64_UNWIND_EMIT.
19679 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
19680
19681 2004-07-14 Richard Henderson <rth@redhat.com>
19682
19683 * print-tree.c (print_node): Handle SSA_NAME.
19684
19685 2004-07-14 James E Wilson <wilson@specifixinc.com>
19686
19687 PR target/16325
19688 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
19689 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
19690
19691 2004-07-15 Jakub Jelinek <jakub@redhat.com>
19692
19693 * expr.c (expand_assignment): Reenable bitfield += optimizations.
19694 Use alias set 0 for memory, do proper mode calculations and adjust
19695 address for memories.
19696
19697 2004-07-14 Per Bothner <per@bothner.com>
19698
19699 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
19700 structure with extra column field.
19701 * tree.c (expand_location): Also fill in column field.
19702 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
19703 gets confused by the two conditionally-compiled definitions.
19704
19705 2004-07-14 Eric Christopher <echristo@redhat.com>
19706
19707 * calls.c (expand_call): Fix typo in comment.
19708
19709 2004-07-14 Steve Ellcey <sje@cup.hp.com>
19710
19711 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
19712 comparision of TFmode.
19713
19714 2004-07-14 Richard Henderson <rth@redhat.com>
19715
19716 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
19717 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
19718 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
19719 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19720 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
19721 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
19722 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19723 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
19724 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
19725
19726 2004-07-14 Mike Stump <mrs@apple.com>
19727
19728 * config/darwin.h (WINT_TYPE): Define to be int to match
19729 system header files.
19730
19731 2004-07-14 Bob Wilson <bob.wilson@acm.org>
19732
19733 * config/xtensa/xtensa.c (function_arg_advance): Check for args
19734 that must be passed in the stack.
19735 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
19736 arguments if the size is not a constant.
19737
19738 2004-07-14 Per Bothner <per@bothner.com>
19739
19740 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
19741 instead of EXPR_LOCUS in a boolean context, which is always true
19742 if --enable-mapped-location.
19743 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
19744
19745 2004-07-14 Richard Henderson <rth@redhat.com>
19746
19747 * dominance.c (struct dom_info): Add fake_exit_edge.
19748 (init_dom_info): Allocate it.
19749 (free_dom_info): Free it.
19750 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
19751 in two passes.
19752 (calc_idoms): Honor fake_exit_edge.
19753
19754 2004-07-13 Jason Merrill <jason@redhat.com>
19755
19756 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
19757 (rhs_test_for): New fn.
19758 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
19759 * tree-gimple.h: Declare them.
19760 * gimplify.c (gimplify_modify_expr): Use the new fns.
19761
19762 2004-07-14 Richard Henderson <rth@redhat.com>
19763
19764 * config/arm/arm-protos.h (arm_va_arg): Remove.
19765 * config/arm/arm.c (arm_va_arg): Remove.
19766 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
19767 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
19768
19769 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19770
19771 * pa.c (fix_range): New function to mark a range(s) of registers as
19772 fixed registers.
19773 (override_options): Call fix_range if the -mfixed-range option string
19774 is not empty.
19775 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
19776 * doc/invoke.texi (-mfixed-range): Document new option.
19777
19778 2004-07-14 David Edelsohn <edelsohn@gnu.org>
19779
19780 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
19781 for TARGET_64BIT.
19782 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
19783
19784 2004-07-14 Roger Sayle <roger@eyesopen.com>
19785
19786 * expmed.c (expand_sdiv_pow2): New function to expand signed division
19787 by a positive power of two, split out from expand_divmod. Provide
19788 an alternate implementation when shifts are expensive. Lower the
19789 threshold for using a branchless implementation to BRANCH_COST >= 2.
19790 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
19791
19792 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19793
19794 * tree-dfa.c (make_rename_temp): *Really* work just
19795 like create_tmp_var if called while outside SSA form.
19796
19797 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
19798
19799 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
19800 for division by zero.
19801 ("umodsi3"): Likewise.
19802
19803 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
19804
19805 * config/mips/mips.c (mips_output_move): When generating mips16 code,
19806 force loads of negative constants to be split.
19807 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
19808 Generalize SImode li/neg splitter to cope with other modes.
19809
19810 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19811
19812 * expmed.c: Remove more references to QUEUED in the comments.
19813 * expr.c: Likewise.
19814
19815 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
19816
19817 Revert:
19818 2004-07-13 Richard Henderson <rth@redhat.com>
19819 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
19820 correctly.
19821
19822 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19823
19824 * tree-dfa.c (make_rename_temp): Work just like
19825 create_tmp_var if called while outside SSA form.
19826
19827 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19828
19829 * expr.c (enqueue_insn, finish_expr_for_function,
19830 protect_from_queue, queued_subexp_p, mark_queue,
19831 emit_insns_enqueued_after_mark, emit_queue,
19832 expand_increment): Remove.
19833 (store_constructor): Expand increment as an assignment.
19834 (expand_expr_real_1 <case PREINCREMENT_EXPR,
19835 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
19836 case POSTDECREMENT_EXPR>): Abort.
19837 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
19838 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
19839 protect_from_queue, emit_queue, queued_subexp_p): Remove.
19840 * function.h (pending_chain, x_pending_chain): Remove.
19841 * rtl.def (QUEUED): Remove.
19842
19843 * emit-rtl.c (copy_insn_1, copy_most_rtx,
19844 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
19845 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
19846 encode_units_mask): Likewise.
19847 * local-alloc.c (equiv_init_varies_p): Likewise.
19848 * rtl.c (copy_rtx): Likewise.
19849 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
19850 * simplify-rtx.c (simplify_gen_subreg): Likewise.
19851 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
19852
19853 * builtins.c (expand_builtin, expand_builtin_apply,
19854 expand_builtin_mathfn, expand_builtin_mathfn_2,
19855 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
19856 Remove calls to emit_queue and protect_from_queue.
19857 * calls.c (expand_call, precompute_arguments,
19858 precompute_register_parameters, rtx_for_function_call,
19859 store_one_arg): Likewise.
19860 * dojump.c (do_compare_and_jump, do_jump): Likewise.
19861 * explow.c (memory_address): Likewise.
19862 * expmed.c (clear_by_pieces_1, clear_storage,
19863 clear_storage_via_libcall, emit_group_load,
19864 emit_group_store, emit_store_flag,
19865 expand_expr_real_1, store_by_pieces,
19866 store_constructor, store_expr, try_casesi,
19867 try_tablejump): Likewise.
19868 * function.c (expand_pending_sizes): Likewise.
19869 * optabs.c (emit_cmp_and_jump_insns,
19870 emit_conditional_add, emit_conditional_move,
19871 expand_fix, expand_float, prepare_cmp_insn): Likewise.
19872 * stmt.c (emit_case_bit_tests,
19873 expand_asm_expr, expand_computed_goto,
19874 expand_decl_init, expand_end_case_type,
19875 expand_end_stmt_expr, expand_expr_stmt_value,
19876 expand_return, expand_start_case,
19877 optimize_tail_recursion): Likewise.
19878 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19879 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
19880
19881 2004-07-14 Ben Elliston <bje@au.ibm.com>
19882
19883 * vec.h: Comment fix.
19884
19885 2004-07-13 Richard Henderson <rth@redhat.com>
19886
19887 * target.h (struct gcc_target): Add calls.pass_by_reference.
19888 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
19889 * function.c (pass_by_reference): Use the hook.
19890 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
19891 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
19892 (hook_pass_by_reference_must_pass_in_stack): New.
19893 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
19894 (alpha_pass_by_reference): New.
19895 (TARGET_PASS_BY_REFERENCE): New.
19896 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19897 * config/arc/arc.c (arc_pass_by_reference): New.
19898 (TARGET_PASS_BY_REFERENCE): New.
19899 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19900 (FUNCTION_ARG_CALLEE_COPIES): True.
19901 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
19902 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
19903 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
19904 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19905 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19906 * config/cris/cris.c (cris_pass_by_reference): New.
19907 (TARGET_PASS_BY_REFERENCE): New.
19908 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
19909 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
19910 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19911 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
19912 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19913 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
19914 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
19915 (frv_function_arg_pass_by_reference): Remove.
19916 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19917 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
19918 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
19919 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
19920 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19921 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
19922 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
19923 (ia64_pass_by_reference): Rename from
19924 ia64_function_arg_pass_by_reference.
19925 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19926 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19927 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
19928 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
19929 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
19930 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19931 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19932 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
19933 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
19934 (m32r_pass_by_reference): Adjust prototype. Make static.
19935 Handle mode sizes correctly.
19936 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19937 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
19938 (m68hc11_function_arg_pass_by_reference): Remove.
19939 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19940 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19941 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
19942 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19943 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
19944 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
19945 (mips_va_arg): Use pass_by_reference.
19946 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
19947 Handle mode sizes correctly.
19948 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19949 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19950 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
19951 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
19952 (mmix_pass_by_reference): Rename from
19953 mmix_function_arg_pass_by_reference.
19954 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19955 (FUNCTION_ARG_CALLEE_COPIES): True.
19956 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
19957 (mn10300_pass_by_reference): New.
19958 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19959 (FUNCTION_ARG_CALLEE_COPIES): True.
19960 * config/pa/pa.c (pa_pass_by_reference): New.
19961 (TARGET_PASS_BY_REFERENCE): New.
19962 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19963 (FUNCTION_ARG_CALLEE_COPIES): True.
19964 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
19965 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
19966 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
19967 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19968 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
19969 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
19970 (s390_pass_by_reference): Rename from
19971 s390_function_arg_pass_by_reference.
19972 (s390_function_arg_advance): Don't query pass-by-ref.
19973 (s390_function_arg): Likewise.
19974 (s390_gimplify_va_arg): Use pass_by_reference.
19975 (s390_call_saved_register_used): Likewise.
19976 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19977 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
19978 (shcompact_byref, sh_pass_by_reference): New.
19979 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19980 (SHCOMPACT_BYREF): Remove.
19981 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
19982 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
19983 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
19984 (sparc_gimplify_va_arg): Use pass_by_reference.
19985 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19986 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19987 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
19988 (v850_pass_by_reference): New.
19989 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19990 (FUNCTION_ARG_CALLEE_COPIES): True.
19991 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
19992 FUNCTION_ARG_PASS_BY_REFERENCE docs.
19993
19994 2004-07-14 Richard Henderson <rth@redhat.com>
19995 Richard Sandiford <rsandifo@redhat.com>
19996
19997 * config/mips/mips-protos.h (mips_va_arg): Delete.
19998 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
19999 * config/mips/mips.c: Include tree-gimple.h.
20000 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
20001 (mips_arg_info): Remove special handling of must_pass_in_stck args.
20002 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
20003 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
20004
20005 2004-07-13 Bob Wilson <bob.wilson@acm.org>
20006
20007 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
20008 arguments for COND_EXPR in big-endian adjustment code.
20009
20010 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20011
20012 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
20013 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
20014 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
20015 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
20016
20017 2004-07-13 Diego Novillo <dnovillo@redhat.com>
20018
20019 PR tree-optimization/16443
20020 * tree-ssa-alias.c: Add more description for
20021 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
20022 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
20023 clobbering of call-clobbered and addressable variables. If
20024 there are any before aliases have been computed, add them.
20025
20026 2004-07-13 Diego Novillo <dnovillo@redhat.com>
20027
20028 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
20029 verification.
20030
20031 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
20032
20033 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
20034 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
20035 to the same type.
20036
20037 2004-07-13 Per Bothner <per@bothner.com>
20038
20039 * collect2.c (main): Handle --no-demangle and --demangle flags.
20040
20041 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
20042
20043 * Makefile.in (OBJS-common): Add tree-data-ref.o.
20044 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
20045 (tree-data-ref.o): New rule.
20046 * lambda.h: New file.
20047 * tree-data-ref.c: New file.
20048 * tree-data-ref.h: New file.
20049 * tree.c (int_cst_value, tree_fold_gcd): New functions.
20050 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
20051
20052 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
20053
20054 PR target/13926
20055 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
20056 * config/sparc/sparc.c (output_ubranch): New function.
20057 * config/sparc/sparc.md (jump pattern): Use it.
20058
20059 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
20060
20061 PR target/16494
20062 * config/sparc/sparc.c (output_cbranch): Properly guard
20063 the code handling far branches with TARGET_V9.
20064 * config/sparc/sparc.md (length attribute): Document the
20065 side-effect of having a length greater or equal to 3.
20066
20067 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
20068 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
20069
20070 PR target/15186
20071 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
20072 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
20073
20074 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
20075 Martin Sebor <sebor@roguewave.com>
20076
20077 PR target/12602
20078 * doc/invoke.texi (SPARC options): Document -threads
20079 and -pthreads on Solaris.
20080
20081 2004-07-13 Richard Henderson <rth@redhat.com>
20082
20083 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
20084 by reference.
20085 (ind_gimplify_va_arg_expr): Remove.
20086 * tree.h (ind_gimplify_va_arg_expr): Remove.
20087 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
20088 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
20089 argsp to be null.
20090
20091 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
20092 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
20093 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
20094 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
20095 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
20096
20097 2004-07-13 Richard Henderson <rth@redhat.com>
20098
20099 * function.c (pass_by_reference): New.
20100 (assign_parm_find_data_types): Use it.
20101 * calls.c (initialize_argument_information): Likewise.
20102 (emit_library_call_value_1): Likewise.
20103 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20104 * function.h (pass_by_reference): Declare.
20105
20106 2004-07-13 Richard Henderson <rth@redhat.com>
20107
20108 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
20109 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
20110 * expr.h (MUST_PASS_IN_STACK): Remove.
20111 * system.h (MUST_PASS_IN_STACK): Poison.
20112 * tree.h (must_pass_in_stack_var_size): Declare.
20113 (must_pass_in_stack_var_size_or_pad): Declare.
20114 * calls.c (must_pass_in_stack_var_size): New.
20115 (must_pass_in_stack_var_size_or_pad): Rename from
20116 default_must_pass_in_stack.
20117 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
20118 (TARGET_MUST_PASS_IN_STACK): New.
20119 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
20120 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
20121 (TARGET_MUST_PASS_IN_STACK): New.
20122 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
20123 * config/frv/frv.c (frv_must_pass_in_stack): New.
20124 (TARGET_MUST_PASS_IN_STACK): New.
20125 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
20126 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
20127 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
20128 (ix86_must_pass_in_stack): Make static.
20129 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
20130 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
20131 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
20132 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
20133 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
20134 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
20135 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
20136 (mcore_must_pass_on_stack): Remove.
20137 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
20138 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
20139 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
20140 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
20141 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
20142 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
20143 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
20144 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
20145 (TARGET_MUST_PASS_IN_STACK): New.
20146 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
20147 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
20148 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
20149 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
20150 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
20151 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
20152 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
20153 MUST_PASS_IN_STACK.
20154
20155 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
20156 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
20157 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
20158 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
20159 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
20160 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
20161 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
20162 config/xtensa/xtensa.c: Use target hook.
20163
20164 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
20165
20166 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
20167 * configure: Rebuilt.
20168
20169 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
20170
20171 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
20172 * config/mips/mips.h (mips_reg_names): Don't declare.
20173 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
20174 (TARGET_NAME_REGS): Delete.
20175 (TARGET_SWITCHES): Remove -mrnames.
20176 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
20177 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
20178 in REGISTER_NAMES.
20179 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
20180 (override_options): Remove handling of TARGET_NAME_REGS.
20181
20182 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
20183
20184 * config/mips/mips.h (TARGET_*): Boolify.
20185
20186 2004-07-12 Nick Clifton <nickc@redhat.com>
20187
20188 * config.gcc: Add sh-*-symbianelf target.
20189 * config/sh/sh.c: Add new target macros:
20190 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
20191 TARGET_CXX_IMPORT_EXPORT_CLASS.
20192 (sh_file_start): Create a definition of the .directive section.
20193 (sh_attribute): Add dllimport and dllexport attributes.
20194 * config/sh/symbian-pre.h: New file.
20195 * config/sh/symbian-post.h: New file.
20196 * config/sh/symbian.c: New file. Contains Symbian specific
20197 functions.
20198 * config/sh/sh-protos.h: Add prototypes for new functions
20199 provided by symbian.c.
20200 * config/sh/t-symbian: New file.
20201 * doc/extend.texi: Document support for dllimport and dllexport
20202 attributes by the sh-symbianelf target.
20203
20204 2004-07-12 James E Wilson <wilson@specifixinc.com>
20205
20206 * Makefile.in (AR): Use @AR@ not ar.
20207 (NM): New.
20208 (AR_FOR_TARGET): Use $(AR) not ar for native.
20209 (NM_FOR_TARGET): Use $(NM) not nm for native.
20210 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
20211 * configure: Regenerate.
20212
20213 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
20214
20215 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
20216 special case.
20217 (ashldi3_sp64): Likewise.
20218
20219 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20220
20221 PR target/16477
20222 * pa.c (function_arg): Update comment.
20223 * pa.h (BLOCK_REG_PADDING): Define.
20224
20225 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20226
20227 PR tree-optimization/16461
20228 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
20229 arguments of phi nodes.
20230
20231 2004-07-12 Devang Patel <dpatel@apple.com>
20232
20233 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
20234
20235 2004-07-12 Steve Ellcey <sje@cup.hp.com>
20236
20237 * function.c (expand_function_start): Ensure r_save is in Pmode.
20238 * calls.c (prepare_call_address): Ensure static_chain_value is
20239 in Pmode.
20240 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
20241 r_save_area are in Pmode.
20242 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
20243 fnaddr, and static_chain are in Pmode.
20244
20245 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
20246
20247 PR target/16445
20248 * config/ia64/ia64.c (bundling): Don't count ignored insns.
20249
20250 2004-07-12 Richard Henderson <rth@redhat.com>
20251
20252 * target.h (struct gcc_target): Move gimplify_va_arg_expr
20253 next to build_builtin_va_list.
20254 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
20255 * builtins.c (gimplify_va_arg_expr): Likewise.
20256 * gimplify.c (copy_if_shared_r): Likewise.
20257
20258 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
20259
20260 * passes.c (rest_of_decl_compilation): Don't defer call of
20261 assemble_variable if its DECL_RTL is already set.
20262
20263 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
20264
20265 * cfgloop.h (struct loop): Add nb_iterations field.
20266 (current_loops): Declare.
20267 * tree-chrec.c (chrec_not_analyzed_yet,
20268 chrec_dont_know, chrec_known, count_ev_in_wider_type,
20269 chrec_contains_symbols_defined_in_loop): Remove the temporary
20270 hooks.
20271 * tree-flow-inline.h (loop_containing_stmt): New function.
20272 * tree-scalar-evolution.c: Add implementation.
20273 * tree-scalar-evolution.h: Add declarations.
20274
20275 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
20276
20277 PR rtl-optimization/15921
20278 * Makefile.in (global.o): Add recog.h.
20279
20280 * global.c (recog.h): Add the include-clause.
20281 (bb_info): New member earlyclobber.
20282 (allocate_bb_info, free_bb_info): Initialize/finish the new
20283 member.
20284 (earlyclobber_regclass, earlyclobber_regclass_length): The new
20285 global variables.
20286 (check_earlyclobber, regclass_intersect,
20287 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
20288 New functions.
20289 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
20290 (make_accurate_live_analysis): Modify pavin.
20291
20292 2004-07-12 Diego Novillo <dnovillo@redhat.com>
20293
20294 * tree-cfg.c (find_taken_edge): Statically compute the truth
20295 value of a predicate comparing an SSA_NAME to itself.
20296
20297 2004-07-12 Roger Sayle <roger@eyesopen.com>
20298
20299 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
20300 rs6000 doesn't have shift-and-add or shift-and-sub instructions
20301 by returning the cost of a multiplication plus an addition.
20302
20303 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
20304
20305 PR tree-optimization/14107
20306 * gimplify.c (gimplify_return_expr): Accept a
20307 RETURN_EXPR with an error argument.
20308 * tree-optimize.c (init_tree_optimization_passes):
20309 Run pass_warn_function_return at -O0.
20310
20311 2004-07-12 Roger Sayle <roger@eyesopen.com>
20312
20313 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
20314 index entry.
20315
20316 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
20317
20318 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
20319 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
20320 * config/mips/3000.md: Add copyright notice. Remove automota and
20321 function units; use generic ones instead. Only define reservations
20322 for things that are different from generic.md. Extend each clause
20323 to include r3900.
20324 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
20325 * config/mips/mips.md: Include them. Remove define_function_units.
20326 (alu, imuldiv): New automata and units.
20327
20328 2004-07-12 Ben Elliston <bje@au.ibm.com>
20329
20330 * doc/invoke.texi (Optimize Options): Document -frename-registers
20331 not being enabled by default at -O3.
20332
20333 2004-07-11 Roger Sayle <roger@eyesopen.com>
20334
20335 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
20336 floating point additions, to keep real immediate constant positive.
20337 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
20338 into X + C, and leave positive real constants as X - C.
20339
20340 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20341
20342 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
20343
20344 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20345
20346 PR tree-optimization/15654
20347 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
20348
20349 2004-07-11 Roger Sayle <roger@eyesopen.com>
20350
20351 * builtins.c (fold_builtin_fputs): Don't bother converting the
20352 return type to integer_type_node, as we've already checked that
20353 the result will be ignored.
20354
20355 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
20356 that signed addition, subtraction, multiplication, division,
20357 remainder, negation and absolute value may potentially trap.
20358
20359 * fold-const.c (fold_ignored_result): New function to strip
20360 non-side-effecting tree nodes from an expression whose result
20361 is ignored.
20362 (fold_convert): Call fold_ignored_result when casting a value
20363 to VOID_TYPE.
20364 (omit_one_operand): Call fold_ignored_result on the "omitted"
20365 operand when building a COMPOUND_EXPR.
20366 (pedantic_omit_one_operand): Likewise.
20367 * tree.h (fold_ignored_result): Prototype here.
20368 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
20369 when we're going to ignore the result.
20370
20371 2004-07-11 Richard Henderson <rth@redhat.com>
20372
20373 PR tree-opt/16383
20374 * tree-ssa-ccp.c (fold_stmt_r): Split out...
20375 * tree.c (fields_compatible_p, find_compatible_field): ... new.
20376 * tree.h (fields_compatible_p, find_compatible_field): Declare.
20377 * tree-sra.c (sra_hash_tree): Hash fields by offset.
20378 (sra_elt_eq): Use fields_compatible_p.
20379 (generate_one_element_ref): Use find_compatible_field.
20380
20381 2004-07-11 Richard Henderson <rth@redhat.com>
20382
20383 PR tree-opt/16422
20384 * tree-sra.c (generate_one_element_init): New.
20385 (generate_element_init): Use it.
20386 (scalarize_init): Push/pop gimplify context around it.
20387 (find_new_referenced_vars_1, find_new_referenced_vars): New.
20388 * gimplify.c (gimplify_expr): Allow SSA_NAME.
20389
20390 2004-07-11 Roger Sayle <roger@eyesopen.com>
20391
20392 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
20393 combine.c's combine_insn_cost.
20394 * rtl.h (insn_rtx_cost): Prototype here.
20395 * combine.c (combine_insn_cost): Delete function.
20396 (combine_validate_cost): Update callers of combine_insn_cost to
20397 call insn_rtx_cost instead.
20398 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
20399 requesting the rtx_cost of call and/or jump instructions.
20400
20401 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
20402 rtx_cost directly. Don't request/use the cost of call or jump
20403 instructions. Return -1 if the cost of any instruction can't be
20404 determined (or the BB contains a function call).
20405 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
20406 -1 (i.e. can't determine the cost of any instruction or the basic
20407 block contains a subroutine call).
20408 (find_if_case_2): Likewise.
20409
20410 2004-07-11 Roger Sayle <roger@eyesopen.com>
20411
20412 * rs6000.c (struct processor_costs): Change semantics of fields to
20413 include the COST_N_INSNS scaling, and update all initializers.
20414 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
20415 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
20416 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
20417 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
20418
20419 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20420
20421 * LANGUAGES: Remove obsolete information.
20422
20423 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
20424
20425 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
20426 SIGBUS signal frames, the PSW address points *to* the faulting
20427 instruction, not after it.
20428
20429 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
20430
20431 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
20432 added to TLS symbol addresses.
20433
20434 2004-07-11 Richard Henderson <rth@redhat.com>
20435
20436 * expmed.c (init_expmed): Use stack-local structures for
20437 temporary rtl. Don't recognize shifts.
20438
20439 2004-07-11 Richard Henderson <rth@redhat.com>
20440
20441 * expr.c (store_expr): Don't fiddle subreg promotion for types
20442 with precision smaller than the mode.
20443
20444 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20445
20446 * tree.h (all_types_permanent): Remove.
20447
20448 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20449
20450 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
20451 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
20452 * langhooks.c (lhd_clear_binding_stack): Remove.
20453 * langhooks-def.h (lhd_clear_binding_stack,
20454 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
20455 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
20456 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
20457 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
20458 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
20459 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
20460 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
20461 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
20462 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
20463 * tree.h (poplevel): Don't declare.
20464 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
20465 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
20466 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
20467 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
20468 Remove.
20469
20470 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20471
20472 PR tree-optimization/16437
20473 * c-common.c (shorten_compare): Don't mark result of conversion to
20474 narrower signed type as overflowing.
20475 * fold-const.c (decode_field_reference): Determine whether
20476 signedness comes from outer type using precision rather than size.
20477
20478 2004-07-11 Phil Edwards <phil@codesourcery.com>
20479
20480 * configure.ac: Alphabetize --enable-checking list, add
20481 missing valgrind entry.
20482 * configure: Regenerate.
20483
20484 2004-07-11 Phil Edwards <phil@codesourcery.com>
20485
20486 * doc/install.texi (Testing): Fix syntax in "make check" example.
20487
20488 2004-07-10 James E Wilson <wilson@specifixinc.com>
20489
20490 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
20491
20492 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20493
20494 PR rtl-optimization/16001
20495 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
20496 niter_expr.
20497
20498 2004-07-10 Geoffrey Keating <geoffk@apple.com>
20499
20500 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
20501
20502 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
20503 James Morrison <phython@gcc.gnu.org>
20504
20505 * doc/contrib.texi (Contributors): Add gfortran contributors and
20506 fix a couple of typos.
20507
20508 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20509
20510 PR rtl-optimization/15387
20511 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
20512 to incoming args space correctly.
20513
20514 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20515
20516 * pa.c (output_indirect_call): Only use %r2 as the link register in
20517 indirect calls with the long PA 2.0 pc-relative branch.
20518
20519 2004-07-10 Daniel Jacobowitz <dan@debian.org>
20520
20521 * config/i386/i386.c (override_options): Pick a 64-bit CPU
20522 for the default tuning if TARGET_64BIT.
20523
20524 2004-07-10 Richard Henderson <rth@redhat.com>
20525
20526 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
20527 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
20528
20529 2004-07-10 Jakub Jelinek <jakub@redhat.com>
20530
20531 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
20532 * expmed.c (store_bit_field, extract_bit_field): Remove last
20533 argument.
20534 * builtins.c (expand_builtin_signbit): Adjust callers.
20535 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
20536 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
20537 * ifcvt.c (noce_emit_move_insn): Likewise.
20538 * stmt.c (expand_return): Likewise.
20539 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
20540 store_field, expand_expr_real_1): Likewise.
20541
20542 2004-07-10 Richard Henderson <rth@redhat.com>
20543
20544 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
20545
20546 2004-07-09 Mike Stump <mrs@apple.com>
20547
20548 * config/darwin.c (no_dead_strip): Add.
20549 (HAVE_DEAD_STRIP): Add.
20550 (darwin_emit_unwind_label): Ensure that we don't dead code strip
20551 the .eh label.
20552
20553 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20554
20555 * tree-ssa-loop-im.c: New file.
20556 * Makefile.in (tree-ssa-loop-im.o): Add.
20557 * cfgloop.c (superloop_at_depth): New function.
20558 * cfgloop.h (superloop_at_depth): Declare.
20559 * common.opt (ftree-lim): New flag.
20560 * expr.c (array_ref_up_bound): New function.
20561 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
20562 * timevar.def (TV_LIM): New timevar.
20563 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
20564 computing immediate uses of a phi node.
20565 * tree-flow.h (struct tree_ann_common_d): Add aux field.
20566 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
20567 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
20568 * tree-pass.h (pass_lim): Declare.
20569 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
20570 functions.
20571 (pass_lim): New pass structure.
20572 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
20573 * tree.c (in_array_bounds_p): New function.
20574 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
20575 (in_array_bounds_p, array_ref_up_bound): Declare.
20576 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
20577 * doc/passes.texi (tree-ssa-loop-im.c): Document.
20578
20579 2004-07-09 Richard Henderson <rth@redhat.com>
20580
20581 * builtins.c (expand_builtin_stpcpy): Don't modify len.
20582
20583 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
20584 with prejudice.
20585
20586 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
20587
20588 * flags.h: Delete redundant prototypes that are being generated
20589 in options.h from common.opt.
20590 * common.opt: Add in the expository comments formerly in flags.h.
20591
20592 2004-07-09 Jan Beulich <jbeulich@novell.com>
20593
20594 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
20595 available for use only when TARGET_MMX/_SSE is set, and check for
20596 variable argument function if any register count is non-zero.
20597 (function_arg): Correctly suppress repeated warnings for passing SSE
20598 vectors are arguments without SSE enabled.
20599 (ix86_function_arg_boundary): Without SSE enabled, the use of what
20600 would be SSE register modes does no longer influence the alignment.
20601
20602 2004-07-09 Richard Henderson <rth@redhat.com>
20603
20604 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
20605 Always align upward to arg boundary. Use size_in_bytes/round_up.
20606 Maintain type-correctness of constants.
20607 * stor-layout.c (round_up, round_down): Special-case powers of 2.
20608
20609 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
20610
20611 * config/sparc/sparc.c (*_costs): Scale instruction costs
20612 by COSTS_N_INSNS.
20613 (sparc_rtx_costs): Adjust as appropriate.
20614
20615 2004-07-09 Jan Beulich <jbeulich@novell.com>
20616
20617 * config/i386/mm3dnow.h: New.
20618 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
20619
20620 2004-07-09 Richard Henderson <rth@redhat.com>
20621
20622 * simplify-rtx.c (simplify_const_relational_operation): Only
20623 look at bounds of scalar integers.
20624
20625 2004-07-09 Jan Beulich <jbeulich@novell.com>
20626
20627 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
20628
20629 2004-07-09 Andrew Pinski <apinski@apple.com>
20630
20631 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
20632 always referenced.
20633 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
20634 UOBJC_METACLASS_decl.
20635
20636 2004-07-09 James E Wilson <wilson@specifixinc.com>
20637
20638 PR target/16364
20639 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
20640 do return a parallel if hfa_mode == XFmode and mode == TImode.
20641
20642 2004-07-09 Jan Beulich <jbeulich@novell.com>
20643
20644 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
20645 permissible for unary plus.
20646
20647 2004-07-09 Jan Beulich <jbeulich@novell.com>
20648
20649 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
20650 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
20651 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
20652 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
20653 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
20654 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
20655 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
20656 (BUILTIN_xxxIMAX): New.
20657 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
20658 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
20659 BUILT_IN_PARITYIMAX.
20660
20661 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
20662
20663 * config/sparc/sparc.h (processor_costs): Define.
20664 (sparc_costs): Declare.
20665 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
20666 hypersparc_costs, sparclet_costs, ultrasparc_costs,
20667 ultrasparc3_costs): New.
20668 (sparc_override_options): Set sparc_costs as appropriate.
20669 (sparc_rtx_costs): Use sparc_costs instead of messy
20670 conditionals.
20671
20672 2004-07-09 Steven Bosscher <stevenb@suse.de>
20673
20674 * doc/md.texi (Processor pipeline description): Mention that
20675 the old pipeline description is deprecated.
20676
20677 * config/rs6000/7450.md (automaton ppc7450): Split up, move
20678 mciu_7450 function unit to...
20679 (automaton ppc7450mciu): ...new automaton.
20680
20681 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
20682 (schedule_block): Don't consider inserting bubbles.
20683 (sched_init): Don't initialize DFA bubbles.
20684 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
20685 TARGET_SCHED_DFA_BUBBLE): Remove.
20686 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
20687 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
20688 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
20689
20690 * stmt.c (conditional_context): Remove prototype.
20691 * tree.h (conditional_context): Remove.
20692 * tree-cfg.c (pre_insert_on_edge): Remove.
20693
20694 * c-common.h (c_expand_asm_operands): Remove prototype.
20695 * c-typeck.c (c_expand_asm_operands): Remove.
20696
20697 2004-07-09 Jan Beulich <jbeulich@novell.com>
20698
20699 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
20700 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
20701 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
20702 and V8QI are class SSE. All sufficiently small remaining vector modes
20703 must be passed in one or two integer registers.
20704 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
20705 returned in memory.
20706 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
20707 __builtin_ia32_pmuludq128 have non-uniform argument and return types
20708 and must thus be handled explicitly.
20709 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
20710 MMX and XMM regs.
20711 (movv8qi_internal, movv4hi_internal, movv2si_internal,
20712 movv2sf_internal): Permit moving between MMX and XMM registers (since
20713 MMX areguments and return values are passed in XMM registers).
20714 (sse2_umulsidi3): Correct type and mode.
20715
20716 2004-07-09 Richard Henderson <rth@redhat.com>
20717
20718 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
20719
20720 2004-07-09 Eric Christopher <echristo@redhat.com>
20721
20722 * config/rs6000/40x.md: Split into two automatons.
20723
20724 2004-07-09 Zack Weinberg <zack@codesourcery.com>
20725 Andrew Pinski <apinski@apple.com>
20726
20727 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
20728 on when we have more than one input file.
20729 (c_common_parse_file): Restore loop over all input files.
20730 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
20731
20732 * c-decl.c (set_type_context): New function.
20733 (pop_scope): Use it to set context of types. When we
20734 encounter a TYPE_DECL, set the context of the attached type too.
20735 (pop_file_scope): Don't call cpp_undef_all here.
20736 (diagnose_mismatched_decls): Do not complain about a second
20737 definition of an 'extern inline' function if it's not in the
20738 same translation unit. Do not complain about inline
20739 declaration after use if the use was in a different
20740 translation unit.
20741 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
20742 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
20743 the external scope.
20744 (pushdecl_top_level): Likewise.
20745 (grokdeclarator): Clarify what is going on with setting
20746 DECL_EXTERNAL on function types, a little.
20747 (c_write_global_declarations): Don't do anything if
20748 -fsyntax-only or errors have been encountered.
20749
20750 2004-07-09 Zack Weinberg <zack@codesourcery.com>
20751
20752 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
20753
20754 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20755
20756 PR target/16459
20757 * pa.c (output_indirect_call): Use %r2 as the link register when
20758 calling $$dyncall with a pc-relative branch.
20759
20760 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
20761
20762 * doc/install.texi (Binaries): Mention OpenPKG.
20763
20764 2004-07-09 Diego Novillo <dnovillo@redhat.com>
20765
20766 Fix PR tree-optimization/15555
20767 * tree-dfa.c (dump_variable): If the variable is a pointer
20768 SSA_NAME, also dump its points-to information.
20769 * tree-flow.h (struct ptr_info_def): Add field
20770 is_dereferenced.
20771 (dump_points_to_info_for): Declare.
20772 (debug_points_to_info_for): Declare.
20773 * tree-optimize.c (init_tree_optimization_passes): Add a
20774 second alias analysis pass after DOM2.
20775 Move pass_del_pta to a later spot.
20776 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
20777 create a name tags when we find a dereferenced pointer. Just
20778 mark the pointer dereferenced.
20779 (collect_points_to_info_for): Move code to clear points-to
20780 information to create_name_tags.
20781 (create_name_tags): New function.
20782 (compute_flow_sensitive_aliasing): Call it.
20783 (setup_pointers_and_addressables): Mark type tags for renaming
20784 here instead of ...
20785 (create_memory_tag): ... here.
20786 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
20787 (dump_points_to_info_for): Declare extern.
20788 (debug_points_to_info_for): New function.
20789
20790 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
20791
20792 * config/arc/arc.md: Switch to DFA-based scheduler description.
20793 * config/arc/arc.c: Switch to DFA-based scheduler description.
20794
20795 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20796
20797 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
20798 pointer.
20799
20800 2004-07-09 Richard Henderson <rth@redhat.com>
20801
20802 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
20803 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20804 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
20805 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
20806
20807 * config/v850/v850-protos.h (v850_va_arg): Remove.
20808 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20809 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
20810 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
20811 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
20812 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
20813
20814 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20815
20816 PR target/12133
20817 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
20818 and DImode to use +/-4k offset.
20819
20820 2004-07-09 Richard Henderson <rth@redhat.com>
20821
20822 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
20823 Remove.
20824 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20825 (xstormy16_gimplify_va_arg_expr): Rewrite from
20826 xstormy16_expand_builtin_va_arg.
20827 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
20828
20829 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
20830 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
20831
20832 * config/sh/sh-protos.h (sh_va_arg): Remove.
20833 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20834 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
20835 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
20836
20837 * config/pa/pa-protos.h (hppa_va_arg): Remove.
20838 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20839 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
20840 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
20841
20842 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
20843 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20844 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
20845 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
20846
20847 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
20848
20849 * config/sparc/sparc.md (return): Rewrite length formula.
20850 * config/sparc/sparc.c (output_return): Pass 1 as 5th
20851 argument to final_scan_insn when in a delay slot.
20852 (output_sibcall): Likewise.
20853
20854 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20855
20856 * arm.c (arm_cpp_interwork): New variable.
20857 (arm_override_options): Set it if TARGET_INTERWORK was on the command
20858 line.
20859 * arm.h (arm_cpp_interwork): Declare it.
20860 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
20861 __THUMB_INTERWORK__ in the preprocessor.
20862
20863 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
20864
20865 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
20866
20867 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
20868
20869 PR target/16416
20870 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
20871 Override default settings to account for -m32 and -m64.
20872
20873 2004-07-08 Randolph Chung <tausq@debian.org>
20874
20875 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
20876
20877 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
20878
20879 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
20880 before comparing it as such.
20881
20882 2004-07-08 Richard Henderson <rth@redhat.com>
20883
20884 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
20885 temporary. Use bit arithmetic to align.
20886
20887 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
20888
20889 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
20890 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
20891 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
20892 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
20893 add_labels_and_missing_jumps, find_jump_block,
20894 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
20895 Likewise.
20896 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
20897 link_btr_uses, move_btr_def): Likewise.
20898 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
20899 expand_builtin_expect_jump): Likewise.
20900 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
20901 * calls.c (expand_call, emit_library_call_value_1): Likewise.
20902 * cfganal.c (forwarder_block_p): Likewise.
20903 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
20904 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
20905 find_bb_boundaries): Likewise.
20906 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
20907 merge_blocks_move_predecessor_nojumps,
20908 merge_blocks_move_successor_nojumps, insns_match_p,
20909 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
20910 try_optimize_cfg): Likewise.
20911 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
20912 * cfglayout.c (skip_insns_after_block, label_for_bb,
20913 record_effective_endpoints, insn_locators_initialize,
20914 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
20915 * cfgmainloop.c (create_loop_notes): Likewise.
20916 * cfgrtl.c (delete_insn, delete_insn_chain,
20917 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
20918 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
20919 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
20920 redirect_branch_edge, force_nonfallthru_and_redirect,
20921 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
20922 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
20923 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
20924 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
20925 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
20926 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
20927 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
20928 * combine.c (combine_instructions, can_combine_p, try_combine,
20929 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
20930 distribute_notes, distribute_links, insn_cuid): Likewise.
20931 * cse.c (fold_rtx, cse_insn, cse_around_loop,
20932 invalidate_skipped_block, cse_set_around_loop,
20933 cse_end_of_basic_block, cse_main, cse_basic_block,
20934 cse_condition_code_reg): Likewise.
20935 * cselib.c (cselib_process_insn): Likewise.
20936 * ddg.c (create_ddg): Likewise.
20937 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
20938 Likewise.
20939 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
20940 gen_label_die, dwarf2out_var_location): Likewise.
20941 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
20942 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
20943 last_call_insn, active_insn_p, next_label, prev_label,
20944 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
20945 add_insn_before, remove_insn, add_function_usage_to,
20946 reorder_insns, find_line_note, remove_unnecessary_notes,
20947 emit_insn_after_1, classify_insn): Likewise.
20948 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
20949 connect_post_landing_pads, sjlj_mark_call_sites,
20950 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
20951 can_throw_internal, can_throw_external, set_nothrow_function_flags,
20952 convert_to_eh_region_ranges): Likewise.
20953 * explow.c (optimize_save_area_alloca): Likewise.
20954 * expr.c (expand_expr_real): Likewise.
20955 * final.c (insn_current_reference_address, compute_alignments,
20956 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
20957 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
20958 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
20959 propagate_block_delete_insn, propagate_one_insn,
20960 init_propagate_block_info, propagate_block, libcall_dead_p,
20961 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
20962 Likewise.
20963 * function.c (instantiate_virtual_regs, reorder_blocks_1,
20964 expand_function_start, expand_function_end, contains,
20965 thread_prologue_and_epilogue_insns,
20966 reposition_prologue_and_epilogue_notes): Likewise.
20967 * gcse.c (constprop_register, bypass_conditional_jumps,
20968 insert_insn_end_bb, gcse_after_reload): Likewise.
20969 * genemit.c (gen_expand, gen_split): Likewise.
20970 * genpeep.c (gen_peephole, main): Likewise.
20971 * global.c (build_insn_chain): Likewise.
20972 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
20973 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
20974 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
20975 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
20976 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
20977 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
20978 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
20979 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
20980 dead_or_predicable): Likewise.
20981 * integrate.c (try_constants): Likewise.
20982 * jump.c (rebuild_jump_labels, cleanup_barriers,
20983 purge_line_number_notes, init_label_info, mark_all_labels,
20984 squeeze_notes, get_label_before, get_label_after,
20985 reversed_comparison_code_parts, simplejump_p, pc_set,
20986 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
20987 delete_barrier, delete_prior_computation, delete_computation,
20988 delete_related_insns, delete_for_peephole, redirect_jump):
20989 Likewise.
20990 * lcm.c (optimize_mode_switching): Likewise.
20991 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
20992 Likewise.
20993 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
20994 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
20995 * loop-iv.c (simplify_using_assignment): Likewise.
20996 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
20997 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
20998 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
20999 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
21000 check_insn_for_givs, check_final_value, update_giv_derive,
21001 basic_induction_var, product_cheap_p, check_dbra_loop,
21002 loop_insn_first_p, last_use_this_basic_block,
21003 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
21004 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
21005 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
21006 sms_schedule_by_order): Likewise.
21007 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
21008 * postreload.c (reload_cse_simplify_operands, reload_combine,
21009 reload_cse_move2add): Likewise.
21010 * predict.c (can_predict_insn_p, estimate_probability,
21011 expected_value_to_br_prob, process_note_predictions): Likewise.
21012 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
21013 * profile.c (branch_prob): Likewise.
21014 * ra-build.c (live_out_1, livethrough_conflicts_bb,
21015 detect_webs_set_in_cond_jump): Likewise.
21016 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
21017 ra_print_rtl_with_bb): Likewise.
21018 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
21019 * recog.c (next_insn_tests_no_inequality, find_single_use,
21020 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
21021 * reg-stack.c (next_flags_user, record_label_references,
21022 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
21023 compensate_edge, convert_regs_1): Likewise.
21024 * regclass.c (scan_one_insn): Likewise.
21025 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21026 regmove_optimize, fixup_match_1, single_set_for_csa,
21027 combine_stack_adjustments_for_block): Likewise.
21028 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
21029 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
21030 find_equiv_reg): Likewise.
21031 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
21032 reload_as_needed, emit_input_reload_insns, do_output_reload,
21033 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
21034 Likewise.
21035 * reorg.c (find_end_label, emit_delay_sequence,
21036 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
21037 get_jump_flags, rare_destination, mostly_true_jump,
21038 try_merge_delay_insns, redundant_insn, own_thread_p,
21039 fill_simple_delay_slots, fill_slots_from_thread,
21040 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
21041 dbr_schedule): Likewise.
21042 * resource.c (find_basic_block, next_insn_no_annul,
21043 find_dead_or_set_registers, mark_target_live_regs): Likewise.
21044 * rtl.h (RTX_PREV): Likewise.
21045 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
21046 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
21047 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
21048 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
21049 tablejump_p, computed_jump_p, insns_safe_to_move_p,
21050 find_first_parameter_load, can_hoist_insn_p): Likewise.
21051 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
21052 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
21053 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
21054 schedule_ebbs): Likewise.
21055 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
21056 is_conditionally_protected, can_schedule_ready_p,
21057 add_branch_dependences, debug_dependencies): Likewise.
21058 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
21059 Likewise.
21060 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
21061 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
21062 set_dominates_use, ujump_to_loop_cont): Likewise.
21063 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
21064 * varasm.c (output_constant_pool_1): Likewise.
21065
21066 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21067
21068 * tree-scalar-evolution.c: New file.
21069 * tree-scalar-evolution.h: New file.
21070 * tree-ssa-loop-niter.c: New file.
21071 * Makefile.in (SCEV_H): New.
21072 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
21073 * cfgloop.h (struct loop): Add bounds field.
21074 * tree-flow.h (struct tree_niter_desc): New type.
21075 (number_of_iterations_cond, number_of_iterations_exit,
21076 loop_niter_by_eval, find_loop_niter_by_eval,
21077 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
21078 free_numbers_of_iterations_estimates): Declare.
21079 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
21080 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
21081 * doc/invoke.texi (max-iterations-to-track): Document.
21082
21083 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
21084
21085 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
21086 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
21087 (MODE_AFTER): Add cast appropriately.
21088 * config/sh/sh.md (movdi splitter): Likewise.
21089 (casesi_worker_2): Add const qualifier appropriately.
21090 (eh_return): Remove unused variable.
21091 (insv): Initialize v;
21092
21093 2004-07-08 Richard Henderson <rth@redhat.com>
21094
21095 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
21096 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21097 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
21098 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
21099 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
21100
21101 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
21102 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21103 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
21104 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
21105
21106 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
21107 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21108 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
21109 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
21110
21111 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
21112 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21113 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
21114 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
21115
21116 * config/i860/i860-protos.h (i860_va_arg): Remove.
21117 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21118 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
21119 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
21120
21121 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
21122
21123 * system.h: Prototype getpagesize if missing.
21124 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
21125 * configure: Regenerate.
21126 * config.in: Regenerate.
21127
21128 2004-07-08 Richard Henderson <rth@redhat.com>
21129
21130 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
21131 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21132 (fr30_gimplify_va_arg_expr): New.
21133 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
21134 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
21135
21136 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
21137
21138 PR target/16414
21139 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
21140 of asm_noperands result.
21141
21142 2004-07-08 Richard Henderson <rth@redhat.com>
21143
21144 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
21145 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21146 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
21147 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
21148
21149 2004-07-08 Richard Henderson <rth@redhat.com>
21150
21151 * builtins.c (ind_gimplify_va_arg_expr): New.
21152 * tree.h (ind_gimplify_va_arg_expr): Declare.
21153 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
21154
21155 2004-07-08 Jan Beulich <jbeulich@novell.com>
21156
21157 * expmed.c (extract_bit_field): Correct condition to use vec_extract
21158 patterns also on vector elements other than the first one.
21159 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
21160 break statements.
21161
21162 2004-07-08 Geoffrey Keating <geoffk@apple.com>
21163
21164 * config/rs6000/darwin-ldouble.c: Correct reference
21165 to the Linnainmaa paper.
21166
21167 2004-07-08 Richard Henderson <rth@redhat.com>
21168
21169 * config/arc/arc-protos.h (arc_va_arg): Remove.
21170 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21171 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
21172 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
21173
21174 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
21175 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21176 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
21177 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
21178
21179 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21180
21181 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
21182
21183 2004-07-08 Zack Weinberg <zack@codesourcery.com>
21184
21185 * c-decl.c (static_ctors, static_dtors): Make static.
21186 (pop_file_scope): Call c_common_write_pch and
21187 cgraph_finalize_compilation_unit here.
21188 (build_cdtor): Moved here from c-objc-common.c; simplify.
21189 (c_write_global_declarations_1): Clarify comment.
21190 (c_write_global_declarations): Close the external scope before
21191 doing anything else. Call build_cdtor, cgraph_optimize, and
21192 mudflap_finish_file here.
21193 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
21194 Clarify comment.
21195 * c-objc-common.c: No need to include cgraph.h.
21196 (build_cdtor): Moved to c-decl.c.
21197 (c_objc_common_finish_file): Delete.
21198 * c-tree.h: Update to match.
21199 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
21200 (generate_static_references): Set TREE_USED before calling finish_decl.
21201 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
21202 on the static_instances_decl.
21203
21204 2004-07-08 Zack Weinberg <zack@codesourcery.com>
21205
21206 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
21207 decls when there is only one input translation unit.
21208 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
21209 change of 2004-07-05; do not treat declarations with
21210 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
21211 * opts.c (cur_in_fname): Delete.
21212 * opts.h: Likewise.
21213 * tree.c: Revert changes of 2004-07-05; no special treatment
21214 for TRANSLATION_UNIT_DECLs.
21215 * Makefile.in (tree.o): Update dependencies.
21216
21217 2004-07-08 Roger Sayle <roger@eyesopen.com>
21218
21219 * builtins.c (fold_builtin_strcpy): Merge functionality from
21220 simplify_builtin_strcpy. Add additional len argument. No longer
21221 static. Remove function prototype.
21222 (fold_builtin_strncpy): Likewise integrate functionality from
21223 simplify_builtin_strncpy. Add additional slen argument. No
21224 longer static. Remove function prototype.
21225 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
21226 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
21227 types of "ignore" and "unlocked" parameters to bool.
21228 (fold_builtin_1): Add additional ignore argument. Call renamed
21229 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
21230 builtins. Update arguments to fold_builtin_strncpy and
21231 fold_builtin_strcpy. Add function prototype.
21232 (fold_builtin): Add additional Boolean ignore argument to pass
21233 to fold_builtin_1.
21234 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
21235 and fold_builtin_strncpy instead of simplify_builtin_fputs,
21236 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
21237
21238 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
21239 simplify_builtin_strncpy): Delete function prototypes.
21240 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
21241 fold_builtin_strncpy): Add function prototypes here.
21242 (fold_builtin): Update function prototype with new "bool ignore".
21243
21244 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
21245 (ccp_fold_builtin): Update call to fold_builtin. Call
21246 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
21247 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
21248 simplify_builtin_strncpy respectively.
21249 * fold-const.c (fold): Update call to fold_builtin.
21250
21251 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
21252
21253 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
21254 to strcpy.
21255
21256 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
21257 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
21258 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
21259 * calls.c: Remove ifdefs of macros above.
21260 * functions.c: Likewise.
21261 * expr.c: Likewise.
21262
21263 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21264
21265 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
21266 (arch attribute): Delete.
21267 (current_function_calls_alloca attribute): Rename into calls_alloca.
21268 (calls_eh_return): New attribute.
21269 (leaf_function): Likewise.
21270 (length attribute): Fix formula for sibcalls.
21271 (return insn): Correctly compute the 'length' attribute.
21272 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
21273
21274 2004-07-08 Richard Henderson <rth@redhat.com>
21275
21276 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
21277 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
21278 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
21279 * tree-eh.c (lower_eh_constructs_1): Likewise.
21280 * tree-sra.c (sra_walk_modify_expr): Likewise.
21281 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21282 (eliminate_unnecessary_stmts): Likewise.
21283 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
21284 * tree-tailcall.c (optimize_tail_call): Likewise.
21285 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
21286
21287 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
21288 Jakub Jelinek <jakub@redhat.com>
21289
21290 * config/i386/i386.c (override_options): Enable
21291 SSE prefetches with -mtune, as long as we are
21292 compiling for i686 or higher. All i686 processors
21293 accept SSE prefetches as NOPS, some i586's don't.
21294
21295 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21296
21297 PR target/10567
21298 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
21299
21300 2004-07-08 Diego Novillo <dnovillo@redhat.com>
21301
21302 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
21303 the handling of clobbering ASM_EXPRs.
21304
21305 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21306
21307 PR target/16430
21308 * config/sparc/sparc.c (function_value): In 64-bit mode,
21309 return the aggregates larger than 16 bytes like unions.
21310
21311 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21312
21313 PR target/16199
21314 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
21315 'temp' is zero, generate new pseudos as needed and emit the
21316 sequence of insns in single-assignment form. Resync comments
21317 with code.
21318 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
21319 function before reload.
21320
21321 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
21322
21323 * vec.c (vec_assert_fail): Remove duplicate 'function'.
21324
21325 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
21326
21327 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
21328 Allocation is signed.
21329 (VEC_reserve): Return flag, allocation is signed.
21330
21331 2004-07-08 Richard Henderson <rth@redhat.com>
21332
21333 * tree-ssa-ccp.c (fold_stmt): Get type directly from
21334 OBJ_TYPE_REF_OBJECT.
21335
21336 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
21337 Neil Booth <neil@daikokuya.co.uk>
21338
21339 PR c/2511
21340 PR c/3325
21341 * c-decl.c (finish_struct): Ensure bit-fields are given the
21342 correct type.
21343 * c-common.c (c_common_signed_or_unsigned_type): For C, require
21344 the precision to match as well as the mode.
21345 * expr.c (reduce_to_bit_field_precision): New function.
21346 (expand_expr_real_1): Reduce expressions of bit-field type to
21347 proper precision.
21348 * langhooks.h (reduce_bit_field_operations): New hook.
21349 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21350 Define.
21351 * c-lang.c, objc/objc-lang.c
21352 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
21353 * objc/objc-act.c (check_ivars): Convert types to bit-field types
21354 before checking.
21355 * tree.c (build_nonstandard_integer_type): New function.
21356 * tree.h (build_nonstandard_integer_type): New prototype.
21357 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
21358 conversions between integer and boolean types as useless.
21359
21360 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
21361
21362 * c-common.c (c_common_nodes_and_builtins): Do not
21363 create __builtin_ptrdiff_t and __builtin_size_t.
21364
21365 2004-07-08 Andrew Pinski <apinski@apple.com>
21366
21367 * Makefile.in (libbackend.o): Add -combine to the gcc
21368 command line.
21369
21370 2004-07-08 Nick Clifton <nickc@redhat.com>
21371
21372 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
21373 Set to -Os.
21374
21375 2004-07-08 Richard Henderson <rth@redhat.com>
21376
21377 * except.c (expand_eh_region_start, expand_eh_region_end,
21378 expand_eh_handler, expand_eh_region_end_cleanup,
21379 expand_start_all_catch, expand_start_catch, expand_end_catch,
21380 expand_end_all_catch, expand_eh_region_end_allowed,
21381 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
21382 expand_eh_region_end_fixup): Remove.
21383 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
21384 cleanups, outer_cleanups, label_chain, exception_region.
21385 (struct goto_fixup): Remove stack_level, cleanup_list_list.
21386 (struct label_chain): Remove.
21387 (struct stmt_status): Remove x_stack_block_stack.
21388 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
21389 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
21390 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
21391 end_cleanup_deferral, last_cleanup_this_contour,
21392 containing_blocks_have_cleanups_or_stack_level,
21393 any_pending_cleanups): Remove.
21394 (expand_null_return_1): Take no arguments.
21395 (expand_label, expand_naked_return, expand_return,
21396 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
21397 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
21398 expand_end_case_type): Don't use any of them.
21399 * calls.c (expand_call): Likewise.
21400 * dojump.c (do_jump): Likewise.
21401 * function.c (expand_function_end): Likewise.
21402 * expr.c (store_expr, expand_expr_real_1): Likewise.
21403 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
21404 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
21405 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
21406 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
21407 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
21408 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
21409 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
21410 for WITH_CLEANUP_EXPR.
21411 (gimple_push_cleanup): Likewise.
21412 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
21413 * print-tree.c (print_node): Likewise.
21414 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
21415 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
21416 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
21417 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
21418 (GOTO_SUBROUTINE_EXPR): Remove.
21419 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
21420 (DECL_TOO_LATE): Remove.
21421 * except.h, tree.h: Update decls.
21422
21423 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
21424
21425 * explow.c (optimize_save_area_alloca): Do not accept parameters.
21426 * passes.c (rest_of_handle_final): Handle symout.
21427 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
21428 Push timevar here.
21429 (rest_of_handle_sched): Break out SMS. Remove ifs for
21430 flag_schedule_insns and flag_modulo_sched.
21431 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
21432 collect at the end.
21433 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
21434 (rest_of_handle_partition_blocks, rest_of_handle_sms,
21435 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
21436 rest_of_handle_mode_switching, rest_of_handle_jump,
21437 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
21438 rest_of_handle_jump2, rest_of_handle_postreload,
21439 rest_of_handle_flow2, rest_of_clean_state,
21440 rest_of_handle_shorten_branches,
21441 rest_of_handle_prologue_epilogue,
21442 rest_of_handle_branch_target_load_optimize): New.
21443 (rest_of_compilation): Call the above. Remove ggc_collect
21444 calls moved to rest_of_handle_*.
21445 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
21446
21447 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
21448 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
21449 * except.h (set_nothrow_function_flags): Update comment.
21450 * function.c (current_function_nothrow): Remove.
21451 * output.h (current_function_nothrow): Remove.
21452 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
21453 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
21454
21455 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21456
21457 PR bootstrap/16326
21458 * reorg.c: Revert 2004-06-30 change.
21459 (find_end_label): If HAVE_epilogue and !HAVE_return,
21460 return 0 instead of creating a label at the end of the insn chain.
21461 (optimize_skip): Account for the failure mode of find_end_label.
21462 (fill_simple_delay_slots): Likewise.
21463 (fill_slots_from_thread): Likewise.
21464 (relax_delay_slots): Likewise.
21465
21466 2004-07-08 Diego Novillo <dnovillo@redhat.com>
21467
21468 * tree-flow.h (addressable_vars): Declare.
21469 * tree-ssa-alias.c (addressable_vars): Define.
21470 (setup_pointers_and_addressables): Add addressable variables
21471 to addressable_vars.
21472 * tree-ssa-operands.c (get_stmt_operands): Move
21473 handling of ASM_EXPRs ...
21474 (get_asm_expr_operands): ... here.
21475 When the ASM_EXPR clobbers memory, also clobber addressable
21476 variables.
21477 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
21478 (delete_tree_ssa): Reset addressable_vars.
21479
21480 2004-07-07 Jan Beulich <jbeulich@novell.com>
21481 Richard Henderson <rth@redhat.com>
21482
21483 * varasm.c (assemble_variable): Use assemble_zeros for
21484 zero-initialized variables.
21485 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
21486 for SECCAT_BSS and SECCAT_TBSS.
21487
21488 2004-07-07 Jan Beulich <jbeulich@novell.com>
21489
21490 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
21491
21492 * expmed.c (emit_store_flag): Also special-case double-word
21493 (in-)equality comparison against -1.
21494
21495 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
21496 passing arguments the containers for which are registers.
21497
21498 * calls.c (emit_library_call_value_1): Use mode of function parameter
21499 rather than that of argument since constants have none.
21500
21501 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
21502
21503 Introduce H8SX support.
21504 * expr.c (expand_strcpy): Renamed and moved to...
21505 * builtins.c (expand_movstr): ... here. Tweak.
21506 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
21507 computed or has side effects.
21508 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
21509 unused, or if mempcpy fails. Adjust the return value in the
21510 latter case. Use movstr if everything else fails.
21511 * doc/md.texi (movstr): Document.
21512 (movmemM, clrmemM): Fix explanation of memory block operands.
21513 * config/h8300/h8300.md (stpcpy): Renamed to...
21514 (movstr): ... this. Adjust.
21515 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
21516 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
21517 movmem* and clrstr* to clrmem*.
21518 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
21519 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
21520 GENERAL_REGS, always.
21521 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
21522 getting the stack pointer as addr.
21523 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
21524 from general_operand_dst.
21525 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
21526 variant of...
21527 (movmd_internal): ... this. Add modes to operands. Disparage `D'
21528 instead of requiring it to match only before reload.
21529 (stpcpy_internal_normal): New, normal-mode variant of...
21530 (stpcpy_internal): ... this. Add modes to operands. Disparage
21531 `D' instead of requiring it to match only before reload.
21532 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
21533 mode argument.
21534 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
21535 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
21536 h8300_get_index.
21537 * config/h8300/h8300.md (attr type): Add call.
21538 (attr can_delay): If type is call, set it no.
21539 (call, call_value): Set type to call.
21540 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
21541 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
21542 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
21543 * tree.c (get_narrower): Don't narrow integral types into
21544 non-integral types.
21545 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
21546 frame_size *before* the first use.
21547 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
21548 on input.
21549 (peephole2): Don't widen instructions that push SP. Move
21550 decrement of SP to the end of all stm-generating peepholes.
21551 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
21552 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
21553 and OR to set it to all ones.
21554 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
21555 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
21556 (call, call_value): Set can_delay to "no".
21557 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
21558 * config/h8300/h8300.md (extzv): Make subreg check more robust.
21559 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21560 * config/h8300/h8300.md (*brabit): Remove.
21561 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
21562 zero_extract. Use bit_memory_operand as the predicate for
21563 operand 1 and 'WU' as the constraint. Check the difference
21564 between the base length and the final one when deciding which
21565 type of branch to use.
21566 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21567 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
21568 Use convert_move to extend the result for TARGET_H8300SX. Check
21569 for QImode memory references. Optimize the case where the
21570 destination is a paradoxical subreg.
21571 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21572 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
21573 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
21574 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21575 * config/h8300/h8300.md: Include mova.md
21576 (length_table): Add mova and mova_zero.
21577 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
21578 after all constant addresses for '%R', '%X', '%T' and '%S'.
21579 (h8300_mova_length): New function.
21580 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
21581 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
21582 dependencies for s-config, etc.
21583 * config/h8300/gemova.sh: New file.
21584 * config/h8300/mova.md: Generated.
21585 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
21586 * config/h8300/h8300.c (h8300_bitfield_length): New.
21587 (nibble_operand): Adjust.
21588 (h8300_binary_length): Handle conditional binary op.
21589 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
21590 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
21591 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
21592 and P#<0, unused so far. W and Y are now prefixes to multi-letter
21593 constraints. WU is introduced as a variant of U that requires a
21594 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
21595 * config/h8300/h8300.md (attr type): Added bitbranch.
21596 (attr length_table): Added bitfield and bitbranch.
21597 (attr length): Compute bitbranch length.
21598 (andqi): Separate pattern for H8300SX. Use bfld for loading the
21599 least-significant bit of a byte.
21600 (brabit, brabc, brabs): New.
21601 (insv, extzv): Emit bfst and bfld on H8300SX.
21602 (bfld, bfst, seq, sne): New.
21603 (bstzhireg, cmpstz, bstz, bistz): New.
21604 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
21605 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
21606 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
21607 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
21608 (h8sx_unary_memory_operator): New function.
21609 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
21610 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
21611 * config/h8300/h8300.md: Add peepholes to combine reloads and
21612 arithmetic insns.
21613 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
21614 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
21615 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
21616 (and?i, ior?i, xor?i): Likewise.
21617 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
21618 * config/h8300/h8300.c: Move enums and prototypes to head of file.
21619 Various whitespace fixes.
21620 (h8300_constant_length): New function, split out from...
21621 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
21622 (h8300_classify_operand): Use IN_RANGE.
21623 (h8300_classify_operand): Use h8300_constant_length.
21624 (h8300_short_move_mem_p): Tighten size check.
21625 (h8sx_mergeable_memrefs_p): Tighten equality check.
21626 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
21627 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
21628 for -msx.
21629 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
21630 * config/h8300/crtn.asm: Likewise.
21631 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
21632 if __H8300SX__ is defined.
21633 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
21634 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
21635 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
21636 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
21637 addresses as mode-dependent.
21638 * config/h8300/h8300.c (print_operand_address): Update call to
21639 h8300_get_index.
21640 (h8300_get_index): Take a mode argument. Rework to fix an
21641 earlier misunderstanding.
21642 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
21643 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
21644 into a register if TARGET_H8300SX.
21645 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
21646 TARGET_H8300SX. Also disable related define_splits.
21647 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
21648 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
21649 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
21650 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
21651 * config/h8300/h8300.h (OK_FOR_Z): New macro.
21652 (EXTRA_CONSTRAINT_STR): Check it.
21653 * config/h8300/h8300.c (h8300_classify_operand): Accept null
21654 class arguments.
21655 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
21656 * config/h8300/h8300.md (length_table): Add mov_imm4.
21657 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
21658 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
21659 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
21660 be a label.
21661 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
21662 * config/h8300/h8300.c (h8300_reorg): New function.
21663 (TARGET_MACHINE_DEPENDENT_REORG): Define.
21664 * config/h8300/h8300.md (length): Subtract the length of the
21665 delay slot from (pc) when checking the range of forward branches.
21666 (delay_slot, can_delay): New attributes.
21667 (define_delay): Add bra/s handling.
21668 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
21669 (jump): Add delayed-branch handling.
21670 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
21671 * expr.c (expand_strcpy): New function.
21672 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
21673 (expand_builtin_stpcpy): Likewise.
21674 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
21675 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
21676 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
21677 handling to improve register allocation for -fno-omit-frame-pointer.
21678 (h8sx_split_movmd): Delete, moving er6 handling into...
21679 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
21680 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
21681 (movmd): Add calls to copy_rtx.
21682 (movmd_internal): In the second alternative, allow the initial and
21683 final destination registers to be different . Update the splitter
21684 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
21685 instead of h8sx_split_movmd.
21686 (stpcpy, movsd): New expanders.
21687 (movsd_internal): New define_insn.
21688 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
21689 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
21690 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
21691 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
21692 and DESTINATION_REGS.
21693 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
21694 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
21695 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
21696 (h8300_move_ratio): Declare.
21697 (MOVE_RATIO): Use it.
21698 * config/h8300/h8300.c (h8300_move_ratio): New variable.
21699 (h8300_init_once): Initialize it.
21700 (h8300_reg_class_from_letter): New function.
21701 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
21702 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
21703 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
21704 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
21705 (movstrsi, movmd): New expanders.
21706 (movmd_internal): New insn.
21707 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
21708 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
21709 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
21710 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
21711 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
21712 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21713 * config/h8300/h8300.c (nibble_operand): Fix warning.
21714 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
21715 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
21716 (movsf_h8300h): Disable for TARGET_H8300SX.
21717 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21718 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
21719 h8300_stm_parallel and h8300_return_parallel.
21720 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
21721 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
21722 h8300_stm_parallel, h8300_return_parallel): New functions.
21723 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
21724 if TARGET_H8300SX. Use h8300_push_pop.
21725 (h8300_expand_epilogue): Likewise. Try to merge the return insn
21726 and final pop when generating h8sx code. Always emit some form
21727 of return insn.
21728 * config/h8300/h8300.md: Don't enforce register alignment in
21729 stm peepholes if TARGET_H8300SX.
21730 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
21731 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
21732 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
21733 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21734 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
21735 (MULTILIB_DIRNAMES): Add a directory for it.
21736 (MULTILIB_MATCHES): Delete.
21737 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
21738 * final.c (walk_alter_subreg): Handle addresses with subregs
21739 inside a ZERO_EXTEND or AND.
21740 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
21741 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
21742 if TARGET_H8300SX.
21743 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
21744 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
21745 @(dd,Rn.w) and @(dd,ERn.L).
21746 (h8300_displacement_size): Take the whole address as argument.
21747 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
21748 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
21749 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
21750 (h8sx_mergeable_memrefs_p): Declare.
21751 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
21752 (HAVE_PRE_INCREMENT): Likewise.
21753 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
21754 addresses for TARGET_H8300SX,
21755 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
21756 and POST_DEC.
21757 (movb_length_table, movl_length_table): New tables.
21758 (movw_length_table): Define to movb_length_table.
21759 (h8300_displacement_size): New, split out from...
21760 (h8300_classify_address): ...here. Handle pre/post inc/dec.
21761 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
21762 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
21763 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
21764 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
21765 (compute_plussi_length, compute_plussi_cc): Update accordingly.
21766 (h8sx_unary_shift_operator): Get the mode from the operator.
21767 (binary_shift_operator): Likewise.
21768 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
21769 a memory reference, check whether the reference is offsettable.
21770 (length_table): Add movb, movw and movl.
21771 (movqi): Add new h8sx pattern. Don't force one operand to be a
21772 register when generating h8sx code.
21773 (movhi, movsi, movsf): Likewise.
21774 (movstrictqi): Use the length_table attribute.
21775 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
21776 (addqi3): Split into a define_expand and define_insn. Don't accept
21777 memory operands in the expander. Use h8300_operands_match_p to
21778 check for matching operands in the define_insn.
21779 (subqi3, negqi2, one_cmplqi2): Likewise.
21780 (add[hs]i3): Don't accept memory operands in the expander. Likewise
21781 in any patterns that are unused in h8sx code. In the h8sx patterns,
21782 use h8300_operands_match_p to check whether operands match.
21783 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
21784 one_cmpl[hs]i3): Likewise.
21785 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
21786 in the expander.
21787 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
21788 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
21789 (h8300_insn_length_from_table): Add a second parameter.
21790 (output_h8sx_shift): Declare.
21791 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
21792 (EXTRA_CONSTRAINT): Replace with...
21793 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
21794 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
21795 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
21796 and h8sx_binary_shift_operator.
21797 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
21798 for TARGET_H8300SX.
21799 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
21800 (bit_memory_operand, fix_bit_operand): Likewise.
21801 (h8300_length_table_for_insn): Remove.
21802 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
21803 instructions.
21804 (h8300_short_immediate_length, h8300_binary_length): New functions.
21805 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
21806 (output_plussi): Use sub to add negative constants.
21807 (compute_plussi_length): Adjust accordingly.
21808 (h8sx_single_shift_type): New enum.
21809 (h8sx_single_shift, h8sx_unary_shift_operator,
21810 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
21811 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
21812 single h8sx instruction. Return false in this case.
21813 * config/h8300/h8300.md (length_table): Add short_immediate.
21814 (length): Pass the operand array to h8300_insn_length_from_table.
21815 (adjust_length): Assume "no" for insns with a length_table attribute.
21816 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
21817 (*addhi3_h8300hs): Don't use for h8sx.
21818 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
21819 and sub.w #xx:3.
21820 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
21821 1's predicate to nonimmediate_operand. Only skip default expansion
21822 if expand_a_shift or expand_a_rotate returns true. Add new patterns
21823 for single h8sx shift instructions.
21824 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
21825 * config/h8300/h8300.c (nibble_operand): Split out of...
21826 (reg_or_nibble_operand): ... this.
21827 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
21828 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
21829 umulhisi3): Introduce expand, and introduce separate insns for
21830 sign- or zero-extended REG and already-extended CONST_INT.
21831 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
21832 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
21833 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
21834 (subhi3): Likewise. Don't accept immediates for operand 1.
21835 Remove the early clobber from second alternative of the h8300s pattern.
21836 (subsi3): Generalize for h8sx. Force operand 2 into a register
21837 on plain h8300 targets.
21838 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
21839 (subsi3_h8300h): Generalize for h8sx.
21840 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
21841 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
21842 * config/h8300/h8300.c (reg_or_nibble_operand): New.
21843 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
21844 (TARGET_H8300SXMUL): New.
21845 (CONST_OK_FOR_P): New.
21846 (CONST_OK_FOR_LETTER_P): Adjust.
21847 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
21848 umulhisi3): Accept 4-bit immediate on H8SX.
21849 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
21850 (udivsi3, divhi3, udivsi3, divsi3): New.
21851 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
21852 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
21853 * config/h8300/h8300.h (OK_FOR_Q): New macro.
21854 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
21855 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
21856 Add ADDRESSOF to the bit_operand entry.
21857 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
21858 (h8300_src_operand): Likewise.
21859 (bit_operand): Check nonimmediate_operand rather than general_operand.
21860 Accept any nonimmediate_operand in h8sx code.
21861 (h8300_and_costs): Initialize operands[1].
21862 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
21863 (h8300_operand_class): New enum.
21864 (h8300_length_table): New typedef.
21865 (addb_length_table, addw_length_table, addl_length_table,
21866 logicl_length_table): New tables.
21867 (logicb_length_table, logicw_length_table): New macros.
21868 (h8300_classify_operand, h8300_length_from_table,
21869 h8300_length_table_for_insn, h8300_unary_length,
21870 h8300_insn_length_from_table): New functions.
21871 (output_plussi): Only use adds and subs for register destinations.
21872 Disable redundant clause.
21873 (compute_plussi_cc): Likewise.
21874 (compute_plussi_length): Likewise. Use h8300_length_from_table
21875 to work out the length of an insn.
21876 (output_logical_op): Only use narrower immediate instructions
21877 if the destination is a register.
21878 (compute_logical_op_cc): Likewise.
21879 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
21880 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
21881 * config/h8300/h8300.md (length_table): New attribute.
21882 (length): When an instruction has a length_table attribute, use
21883 h8300_insn_length_from_table to calculate its default length.
21884 (cmpqi): Use h8300_dst_operand for the first operand and
21885 h8300_src_operand for the second.
21886 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
21887 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
21888 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
21889 iorsi3, xorhi3, xorsi3): Likewise.
21890 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
21891 so that it allows any combination of operands for TARGET_H8300SX.
21892 (iorqi3, xorqi3): Likewise.
21893 (cmpqi): Use the length_table attribute.
21894 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
21895 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
21896 (cmpqi): Add 'Q' constraint.
21897 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
21898 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
21899 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
21900 * config/h8300/h8300.h (MASK_H8300SX): New macro.
21901 (TARGET_H8300S): True for both -ms and -msx.
21902 (TARGET_H8300SX): New macro.
21903 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
21904 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
21905 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
21906 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
21907 [Temporary change.]
21908 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
21909 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
21910 16-bit pointers and 32-bit ints.
21911 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
21912 CONST_DOUBLE with mode no wider than SImode.
21913 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
21914 output operand.
21915 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
21916 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
21917 or SUBREG thereof.
21918 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
21919 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
21920 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
21921
21922 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
21923
21924 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
21925
21926 2004-07-07 Per Bothner <per@bothner.com>
21927
21928 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
21929
21930 2004-07-07 Mike Stump <mrs@apple.com>
21931
21932 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
21933 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
21934 (machopic_finish): Likewise.
21935
21936 2004-07-07 Richard Henderson <rth@redhat.com>
21937
21938 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
21939 through any value-preserving cast.
21940
21941 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
21942
21943 * function.c (assign_parm_find_data_types): Call
21944 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
21945
21946 2004-07-07 Steven Bosscher <stevenb@suse.de>
21947
21948 * tree-cfg.c (group_case_labels): Remove case labels that have
21949 the same target as the default case.
21950
21951 2004-07-07 Steven Bosscher <stevenb@suse.de>
21952
21953 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
21954 regardless of DECL_LANG_SPECIFIC being present or not.
21955 * tree.h (DECL_NUM_STMTS): Purge.
21956
21957 2004-07-07 Andrew Pinski <apinski@apple.com>
21958
21959 * configure: Regenerate with the right autoconf.
21960
21961 2004-07-07 David Edelsohn <edelsohn@gnu.org>
21962
21963 * ifcvt.c (total_bb_rtx_cost): New function.
21964 (find_if_case_1): Compare rtx_cost of basic block to cost of
21965 BRANCH_COST insns.
21966 (find_if_case_2): Same.
21967
21968 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
21969
21970 PR target/10567
21971 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
21972 (output_return): Likewise.
21973 (output_sibcall): Abort if !flag_delayed_branch.
21974 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
21975 (emit_and_preserve): New function.
21976 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
21977 indirect jump to the thunked-to function if !flag_delayed_branch.
21978 * config/sparc/sparc.md (delayed_branch): New attribute.
21979 (load_pcrel_sym): Honor flag_delayed_branch. Use above
21980 attribute to compute the length of the insn.
21981 (goto_handler_and_restore): Likewise.
21982
21983 2004-07-07 Andrew Pinski <apinski@apple.com>
21984
21985 PR tree-optimization/15777
21986 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
21987
21988 * expr.c (expand_expr_real_1): Fix formating.
21989 BUFFER_REF and IN_EXPR are dead.
21990 * fold-const.c (non_lvalue): BUFFER_REF is dead.
21991 * tree-inline.c (estimate_num_insns_1): Likewise.
21992 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
21993 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
21994 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
21995
21996 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
21997
21998 * collect2.c (dump_file): Don't call cplus_demangle if
21999 HAVE_LD_DEMANGLE is defined.
22000 (main): Pass "--demangle" to ld if no_demangle is not 0 and
22001 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
22002 if HAVE_LD_DEMANGLE is defined.
22003
22004 * configure.ac (--with-demangler-in-ld): Added
22005 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
22006 --with-demangler-in-ld is used.
22007 * config.in: Regenerated.
22008 * configure: Likewise.
22009
22010 2004-07-07 Roger Sayle <roger@eyesopen.com>
22011
22012 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
22013 for simple floating point operations "fp", double precision
22014 multiplication "dmul", and single and double precision division
22015 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
22016 (ppc630_cost): New table split from ppc620_cost, to distinguish
22017 differences in floating point latencies.
22018 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
22019 (rs6000_rtx_costs): Add support for single and double precision
22020 floating point addition, subtraction, multiplication, division,
22021 fused-multiply-add, fused-multiply-sub, negation, absolute value
22022 and negative absolute value. Tweak MEM case to use prefered idiom.
22023
22024 2004-07-07 Richard Henderson <rth@redhat.com>
22025
22026 * tree-flow-inline.h (may_propagate_copy): Move...
22027 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
22028 attempt to copy between types requiring conversion.
22029 * tree-flow.h (may_propagate_copy): Update decl.
22030 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
22031
22032 2004-07-07 Jakub Jelinek <jakub@redhat.com>
22033
22034 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
22035 from -mtune= option.
22036
22037 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
22038
22039 * builtins.c: Rename movstr*, except for movstrict*, to
22040 movmem* and clrstr* to clrmem*.
22041 * expr.c: Likewise.
22042 * expr.h: Likewise.
22043 * genopinit.c: Likewise.
22044 * integrate.c: Likewise.
22045 * local-alloc.c: Likewise.
22046 * optabs.c: Likewise.
22047 * optabs.h: Likewise.
22048 * config/alpha/alpha.h: Likewise.
22049 * config/alpha/alpha.md: Likewise.
22050 * config/arm/arm-protos.h: Likewise.
22051 * config/arm/arm.c: Likewise.
22052 * config/arm/arm.md: Likewise.
22053 * config/avr/avr.md: Likewise.
22054 * config/c4x/c4x.c: Likewise.
22055 * config/c4x/c4x.md: Likewise.
22056 * config/frv/frv.md: Likewise.
22057 * config/i386/i386-protos.h: Likewise.
22058 * config/i386/i386.c: Likewise.
22059 * config/i386/i386.h: Likewise.
22060 * config/i386/i386.md: Likewise.
22061 * config/i860/i860.c: Likewise.
22062 * config/i860/i860.md: Likewise.
22063 * config/ip2k/ip2k.md: Likewise.
22064 * config/ip2k/libgcc.S: Likewise.
22065 * config/ip2k/t-ip2k: Likewise.
22066 * config/m32r/m32r.c: Likewise.
22067 * config/m32r/m32r.md: Likewise.
22068 * config/mcore/mcore.md: Likewise.
22069 * config/mips/mips.c: Likewise.
22070 * config/mips/mips.md: Likewise.
22071 * config/ns32k/ns32k.c: Likewise.
22072 * config/ns32k/ns32k.h: Likewise.
22073 * config/ns32k/ns32k.md: Likewise.
22074 * config/pa/pa.c: Likewise.
22075 * config/pa/pa.md: Likewise.
22076 * config/pdp11/pdp11.h: Likewise.
22077 * config/pdp11/pdp11.md: Likewise.
22078 * config/rs6000/rs6000.c: Likewise.
22079 * config/rs6000/rs6000.md: Likewise.
22080 * config/s390/s390-protos.h: Likewise.
22081 * config/s390/s390.c: Likewise.
22082 * config/s390/s390.md: Likewise.
22083 * config/sh/lib1funcs.asm: Likewise.
22084 * config/sh/sh.c: Likewise.
22085 * config/sh/sh.md: Likewise.
22086 * config/sh/t-sh: Likewise.
22087 * config/sparc/sparc.h: Likewise.
22088 * config/vax/vax.md: Likewise.
22089 * config/xtensa/xtensa.c: Likewise.
22090 * config/xtensa/xtensa.md: Likewise.
22091 * doc/invoke.texi: Likewise.
22092 * doc/md.texi: Likewise.
22093 * doc/rtl.texi: Likewise.
22094
22095 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
22096
22097 PR target/16407
22098 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
22099 * config/mips/mips.c (mips_declare_common_object): New function,
22100 mostly split out from...
22101 (mips_output_aligned_decl_common): ...here.
22102 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
22103 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
22104 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
22105 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
22106
22107 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22108
22109 PR c/16392
22110 * function.c (assign_parms): Fix typo from previous change.
22111
22112 2004-07-07 Jason Merrill <jason@redhat.com>
22113
22114 PR c++/15815
22115 * doc/extend.texi (C++ Interface): Correct information and
22116 discourage use.
22117
22118 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
22119
22120 PR target/16130
22121 PR target/16142
22122 PR target/16143
22123 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
22124 insn.
22125
22126 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
22127
22128 PR target/1679.
22129 * config/m32r/m32r.c (m32r_function_symbol): New function:
22130 Generate a symbol name RTX with the correct m32r specific flags
22131 set.
22132 (block_move_call): Use new function to generate correct symbol.
22133 * config/m32r/m32r-protos.h: Add prototype for new funcion.
22134 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
22135 function.
22136
22137 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
22138
22139 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
22140 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
22141 TYPE_BINFO_BASETYPE): Remove.
22142 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
22143 to ...
22144 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
22145 here.
22146 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
22147 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
22148 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
22149 (struct tree_binfo): Rename base_types to base_binfos.
22150 * alias.c (record_component_aliases): Adjust BINFO macros.
22151 * dbxout.c (dbxout_type): Likewise.
22152 * dwarf2out.c (gen_member_die): Likewise.
22153 * sdbout.c (sdbout_one_type): Likewise.
22154 * tree-dump.c (deque_and_dump): Likewise.
22155 * config/i386/i386.c (classify_argument,
22156 contains_128bit_aligned_vector_p): Likewise.
22157
22158 2004-07-07 Nick Clifton <nickc@redhat.com>
22159
22160 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
22161 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
22162
22163 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
22164
22165 * vec.h: Fix the example use.
22166
22167 2004-07-06 Richard Henderson <rth@redhat.com>
22168
22169 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
22170 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
22171 * tree-inline.c (copy_body_r, setup_one_parameter,
22172 initialize_inlined_parameters, expand_call_inline,
22173 declare_inline_vars): Don't check it.
22174 (expand_calls_inline): Remove old version, rename new version
22175 from gimple_expand_calls_inline.
22176 * tree-optimize.c (execute_gimple): Remove.
22177 (pass_gimple): Don't run anything.
22178
22179 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
22180
22181 * doc/sourcebuild.texi: Use semicolons instead of commas in
22182 section title.
22183
22184 2004-07-06 Richard Henderson <rth@redhat.com>
22185
22186 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
22187 (sra_walk_modify_expr, scan_init): Likewise.
22188 (generate_element_zero): Check visited before scanning children.
22189 (generate_element_init): Set visited on error.
22190 (scalarize_init): Handle generate_element_init failure similar
22191 to use_block_copy.
22192
22193 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
22194
22195 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
22196 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
22197
22198 2004-07-06 Richard Henderson <rth@redhat.com>
22199
22200 * config/i386/i386.c (legitimize_pic_address): Make static.
22201 (legitimize_address): Handle CONST with TLS operand.
22202 (ix86_expand_move): Don't call legitimize_pic_address directly.
22203 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
22204
22205 2004-07-06 Roger Sayle <roger@eyesopen.com>
22206
22207 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
22208 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
22209 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
22210 is currently executed unconditionally, i.e. not in "else_bb".
22211
22212 2004-07-06 Steven Bosscher <stevenb@suse.de>
22213
22214 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
22215 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22216 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
22217 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22218 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
22219 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22220 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
22221 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22222 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
22223 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22224 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
22225 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22226 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
22227 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22228 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
22229 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22230
22231 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
22232
22233 * dojump.c (do_jump): REFERENCE_EXPR is dead.
22234 * expr.c (expand_expr_real_1): Ditto.
22235 * tree-inline.c (estimate_num_insns_1): Ditto.
22236 * tree-pretty-print.c (dump_generic_node): Ditto.
22237 (op_symbol): Ditto.
22238 * tree.def: Ditto.
22239
22240 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
22241
22242 * tree-ssa-pre.c (reference_node_pool): New pool.
22243 (find_or_generate_expression): Class 'r' is okay too.
22244 (create_value_expr_from): Ditto.
22245 (add_to_sets): LHS should not include vuses.
22246 (eliminate): Ditto.
22247 (compute_avail): Reverse ordering of tests.
22248 Valuize INDIRECT_REF as well.
22249
22250 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
22251
22252 PR rtl-optimization/16380
22253 * loop.c (check_dbra_loop): Sink comparison instructions if they
22254 do something other than set cc0.
22255
22256 2004-07-06 James E Wilson <wilson@specifixinc.com>
22257
22258 * doc/interface.texi (longjmp and automatic variables): Delete
22259 paragraph recommending taking the address of a variable.
22260
22261 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
22262
22263 * vec.h (VEC_embedded_alloc): Remove.
22264 (VEC_embedded_size, VEC_embedded_init): New.
22265 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
22266 MEM_STAT_INFO.
22267 (VEC_truncate): New.
22268 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
22269 (vec_embedded_alloc): Remove.
22270 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
22271 (vec_embedded_alloc): Remove.
22272
22273 2004-07-06 Mark Mitchell <mark@codesourcery.com>
22274
22275 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
22276 (gt-langhooks.h): Remove.
22277
22278 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
22279
22280 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
22281
22282 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
22283
22284 * config/sparc/sparc.c (get_pc_symbol): Rename into
22285 add_pc_to_pic_symbol.
22286 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
22287 (load_pic_register): Account for previous changes.
22288 Use reg_names. Don't create the label twice.
22289 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
22290 UNSPEC_LOAD_PCREL_SYM.
22291 (get_pc): Rename into load_pcrel_sym. Add predicate to
22292 operands. Remove condition.
22293
22294 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
22295
22296 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
22297 RECORD, UNION & QUAL_UNION is actually a binfo.
22298
22299 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
22300 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
22301 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
22302 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
22303 * dwarf2out.c (add_data_member_location_attribute): Likewise.
22304 (gen_inheritance_die): Likewise.
22305 * tree-dump.c (deque_and_dump): Likewise.
22306 * doc/c-tree.texi (Binfos): Add under reconstruction note.
22307
22308 2004-07-06 Steven Bosscher <stevenb@suse.de>
22309
22310 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
22311 Define.
22312 * config/mcore/mcore.md: Model memory latency with a simple DFA
22313 pipeline description instead of a define_function_unit.
22314
22315 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22316
22317 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
22318 * langhooks.h (var_mod_type_p): Likewise.
22319 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
22320 * expr.c (count_type_elements): Properly handle return from
22321 array_type_nelts and properly test for overflow.
22322 * gimplify.c (gimplify_init_constructor): Properly handle return
22323 from array_type_nelts.
22324 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
22325 * integrate.c (copy_decl_for_inlining): Correct comments.
22326 * tree-inline.c (remap_decl): Update comments, remove dead code,
22327 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
22328 (remap_type): Only remap if variably modified by vars in function
22329 being inlined.
22330 (copy_body_r): Use compatible_type langhooks to see when can fold.
22331 (setup_one_parameter): Don't remap type.
22332 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
22333 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
22334 compute TREE_INVARIANT for decl case.
22335 (find_var_from_fn): New function.
22336 (variably_modified_type_p): Add arg and call new function.
22337 * tree.h (variably_modified_type_p): Add extra arg.
22338
22339 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
22340
22341 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
22342 (goto_handler_and_restore_v9): Delete disabled insn.
22343 (goto_handler_and_restore_v9_sp64): Likewise.
22344
22345 2004-07-05 Roger Sayle <roger@eyesopen.com>
22346
22347 * calls.c (load_register_parameters): Call expand_shift instead
22348 of expand_binop with ashl_optab (or other shift optab) directly.
22349 * expr.c (emit_group_load, emit_group_store): Likewise.
22350 * function.c (assign_parm_setup_block): Likewise.
22351 * stmt.c (shift_return_value): Likewise.
22352
22353 2004-07-05 Jakub Jelinek <jakub@redhat.com>
22354
22355 * expr.c (expand_assignment): Disable the bitfield += optimizations.
22356
22357 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
22358
22359 * doc/sourcebuild.texi: Revert previous patch.
22360
22361 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
22362
22363 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
22364 TARGET_MEM_FUNCTIONS.
22365 * system.h: Poison TARGET_MEM_FUNCTIONS.
22366 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
22367 bcmp_libfunc, bzero_libfunc): Remove.
22368 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
22369 bzero_libfunc.
22370 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
22371 * doc/standards.texi: Don't mention calling BSD string functions.
22372 * doc/invoke.texi: Likewise. Mention that memmove may be called.
22373 * config/vax/t-memfuncs: New.
22374 * config/memcmp.c, config/memcpy.c, config/memmove.c,
22375 config/memset.c: New.
22376 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
22377 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
22378 vax/t-memfuncs.
22379 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
22380 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
22381 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
22382 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
22383 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
22384 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
22385 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
22386 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
22387 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
22388 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
22389
22390 2004-07-05 Richard Henderson <rth@redhat.com>
22391
22392 * function.c (assign_parm_setup_reg): Properly rename variables in
22393 FUNCTION_ARG_CALLEE_COPIES section.
22394
22395 2004-07-05 Zack Weinberg <zack@codesourcery.com>
22396
22397 * tree-mudflap.c: Include cgraph.h.
22398 (mf_init_extern_trees): Rename to mudflap_init. Export.
22399 Rewrite to create synthetic declarations instead of looking
22400 up declarations from mf-runtime.h.
22401 (mf_make_builtin, mf_make_cache_struct_type): New functions.
22402 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
22403 Correct commentary.
22404 (execute_mudflap_function_decls, mudflap_register_call):
22405 Don't call mf_init_extern_trees.
22406 (mudflap_finish_file): Use cgraph_build_static_cdtor.
22407
22408 * tree-mudflap.h: Update prototypes.
22409 * c-mudflap.c: Delete file.
22410 * c-common.c: Include tree-mudflap.h.
22411 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
22412 * Makefile.in: Remove all references to c-mudflap.o.
22413 Update dependencies.
22414
22415 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22416
22417 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
22418 displacements with the spatial-locality cache-control completer.
22419
22420 2004-07-05 Zack Weinberg <zack@codesourcery.com>
22421
22422 * langhooks.c: Don't include gt-langhooks.h.
22423 (var_labelno): Delete.
22424 (lhd_set_decl_assembler_name): Do not append a distinguishing
22425 number to file-scope internal-linkage declarations for the first
22426 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
22427 the declaration itself (if at block scope), or its containing
22428 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
22429 number.
22430
22431 * opts.c (cur_in_fname): New global.
22432 * opts.h: Declare it.
22433 * tree.c: Include opts.h.
22434 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
22435 DECL_UID equal to cur_in_fname.
22436 (copy_node_stat): Do not change DECL_UID when copying a
22437 TRANSLATION_UNIT_DECL.
22438 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
22439 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
22440
22441 * c-decl.c (c_static_assembler_name): Delete.
22442 * c-tree.h (c_static_assembler_name): Delete prototype.
22443 * c-lang.c, objc/objc-lang.c: Don't override
22444 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
22445
22446 * Makefile.in (tree.o): Update dependencies.
22447 (GTFILES): Remove langhooks.c.
22448
22449 2004-07-05 Roger Sayle <roger@eyesopen.com>
22450
22451 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
22452 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
22453 Normalize "X % C" as "X % -C" for signed modulus and negative C.
22454 Optimize "X % -Y" as "X % Y" for signed modulus.
22455 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
22456 into "((unsigned) X % Y) == 0".
22457
22458 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
22459
22460 * sourcebuild.texi (Config Fragments): Use @comma{} in
22461 cross-reference to section title.
22462
22463 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22464
22465 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
22466 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
22467 (gimplify_target_expr, gimplify_expr): Likewise.
22468 (copy_if_shared_r): No longer need special case for BIND_EXPR.
22469 (unshare_body, unvisit_body): Only look at nested if BODY_P is
22470 whole function.
22471 (gimplify_compound_lval): See if we can strip any useless conversion.
22472 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
22473 from RHS, not LHS.
22474 (gimplify_modify_expr_to_memset): Likewise.
22475 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
22476 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
22477 (declare_inline_vars): Likewise.
22478 (walk_type_fields): New function.
22479 (walk_tree): Use it.
22480 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
22481
22482 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
22483 (sra_walk_modify_expr): Allow init function to fail.
22484 (scan_init): Now returns bool.
22485 (generate_element_init): If can't understand INIT, return false.
22486 (scalarize_init): Return false if generate_element_init does.
22487
22488 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
22489 print bounds.
22490
22491 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
22492 bounds if bounds aren't constant.
22493
22494 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
22495
22496 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
22497 to type hooks; remove bogus PARAMS.
22498
22499 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
22500
22501 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
22502 * dwarf2out.c (add_data_member_location_attribute): Check for
22503 TREE_BINFO.
22504 * tree.c (tree_node_kinds): Add "binfos".
22505 (binfo_lang_slots): New.
22506 (make_node_stat): Add TREE_BINFO.
22507 (make_tree_binfo_stat): New.
22508 (tree_node_structure): Add TREE_BINFO.
22509 * tree.def (TREE_BINFO): New.
22510 * tree.h (REC_OR_UNION_CHECK): Rename to ...
22511 (RECORD_OR_UNION_CHECK): ... here.
22512 (NOT_RECORD_OR_UNION_CHECK): New.
22513 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
22514 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
22515 RECORD_OR_UNION_CHECK.
22516 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
22517 (TYPE_LANG_SLOT_1): New.
22518 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
22519 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
22520 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
22521 (BINFO_ELTS): Remove.
22522 (BINFO_LANG_SLOT): New.
22523 (struct tree_binfo): New.
22524 (binfo_lang_slots): Declare.
22525 (enum tree_node_structure_enum): Add TS_BINFO.
22526 (union tree_node): Add binfo.
22527 (make_tree_binfo_stat): Declare.
22528 (make_tree_binfo): New.
22529 (enum tree_node_kind): Add binfo_kind.
22530
22531 * objc/objc-act.c (start_class, objc_declare_protocols,
22532 start_protocols): Use TYPE_LANG_SLOT_1.
22533 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
22534 to ...
22535 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
22536 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
22537 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
22538 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
22539
22540 2004-07-05 Steven Bosscher <stevenb@suse.de>
22541
22542 * rtl.h (struct rtx_def): Remove the integrated flag.
22543 Use the return_val flag for MEM_SCALAR_P.
22544 Reshuffle and update flags in CLEAR_RTX_FLAGS.
22545
22546 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
22547
22548 PR target/16357
22549 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
22550 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
22551 move_by_pieces.
22552
22553 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
22554
22555 * var-tracking.c: Fix some comments.
22556 (frame_stack_adjust): New.
22557 (vt_stack_adjustments): Init stack_adjust of entry block to
22558 minus stack adjustment of function prologue.
22559 (adjust_stack_reference): Do not adjust if adjustment == 0.
22560 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
22561 (emit_notes_in_bb): Likewise.
22562 (vt_add_function_parameters): Do not adjust locations of
22563 function arguments.
22564 (vt_initialize): Compute the stack adjustment of function
22565 prologue and offset the initial "location" of frame_base_decl
22566 from the stack pointer after prologue.
22567
22568 2004-07-04 Richard Henderson <rth@redhat.com>
22569
22570 * function.c (struct assign_parm_data_all): New.
22571 (struct assign_parm_data_one): New.
22572 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
22573 assign_parm_find_data_types, assign_parms_setup_varargs,
22574 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
22575 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
22576 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
22577 assign_parm_setup_block, assign_parm_setup_reg,
22578 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
22579 (assign_parms): ... here.
22580
22581 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
22582
22583 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
22584 now are bitmap_set_t's.
22585 (bitmap_insert_into_set): No point in inserting the value if
22586 it's invariant.
22587 (bitmap_set_contains): New function.
22588 (bitmap_set_replace_value): Add comment on why we do it
22589 this way.
22590 (set_contains): Removed.
22591 (bitmap_set_subtract_from_value_set): New name of
22592 set_subtract now that it's arguments are two different
22593 types of sets.
22594 Update callers.
22595 (bitmap_find_leader): Change algorithm used.
22596 (find_or_generate_expression): Update use of functions for new
22597 bitmap sets.
22598 (create_expression_by_pieces): Ditto.
22599 (insert_aux): Ditto.
22600 (insert): Ditto.
22601 (add_to_sets): Ditto.
22602 (init_pre): Ditto.
22603 (execute_pre): Ditto.
22604 (compute_avail): Ditto.
22605 Also ignore virtual phis.
22606
22607 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
22608
22609 * combine.c (simplify_comparison): Fix comment typo.
22610
22611 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
22612
22613 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
22614 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
22615 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
22616 (output_restore): Change parameter from 'insn' to 'pat'.
22617 (output_return): Adjust call to output_restore.
22618 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
22619 Adjust call to output_restore.
22620
22621 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
22622
22623 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
22624 and assert system is bsd.
22625
22626 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
22627
22628 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
22629 (TARGET_SWITCHES): Remove -mdebugc.
22630 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
22631 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
22632 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
22633 (sle_[sd]i_reg): Delete.
22634
22635 2004-07-04 Steven Bosscher <stevenb@suse.de>
22636
22637 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
22638 Define.
22639 * config/iq2000/iq2000.md: Translate old pipeline description to an
22640 equivalent new one.
22641
22642 2004-07-04 Roger Sayle <roger@eyesopen.com>
22643
22644 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
22645 Ensure the replacement rhs is valid gimple before performing
22646 the substitution. Return false if these sanity checks fail.
22647 (fold_stmt): Only set changed to true, if set_rhs returns true.
22648 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
22649 succeeds.
22650
22651 2004-07-04 Richard Henderson <rth@redhat.com>
22652
22653 PR c/16348
22654 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
22655
22656 2004-07-04 Mark Mitchell <mark@codesourcery.com>
22657
22658 * configure.ac (ranlib_flags): New variable.
22659 * Makefile.in (RANLIB_FLAGS): New variable.
22660 (libbackend.a): Use it.
22661 * configure: Regenerated.
22662
22663 2004-07-04 Roger Sayle <roger@eyesopen.com>
22664
22665 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
22666 a "sign mask" instead of using ashr_optab directly.
22667
22668 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
22669
22670 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
22671 * doc/cppopts.texi: Clarify processing of command-line defines.
22672
22673 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
22674
22675 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
22676
22677 2004-07-04 Richard Henderson <rth@redhat.com>
22678
22679 * rtl.def (ADDRESSOF): Remove.
22680 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
22681 (find_base_term, memrefs_conflict_p): Likewise.
22682 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
22683 (fold_rtx, cse_insn, set_live_p): Likewise.
22684 * dwarf2out.c (mem_loc_descriptor): Likewise.
22685 (add_location_or_const_value_attribute): Likewise.
22686 * emit-rtl.c (copy_insn_1): Likewise.
22687 * explow.c (memory_address): Likewise.
22688 * expmed.c (store_split_bit_field): Likewise.
22689 * expr.c (expand_expr_real_1): Likewise.
22690 * function.c (instantiate_decl
22691 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
22692 * genrecog.c (preds, validate_pattern): Likewise.
22693 * integrate.c (copy_rtx_and_substitute): Likewise.
22694 * recog.c (general_operand, register_operand): Likewise.
22695 (memory_address_p): Likwise.
22696 * reload1.c (eliminate_regs, elimination_effects): Likewise.
22697 * rtl.c (copy_rtx): Likewise.
22698 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
22699 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
22700 * rtlhooks.c (gen_lowpart_general): Likewise.
22701 * stmt.c (expand_asm_operands): Likewise.
22702 * web.c (entry_register, replace_ref, web_main): Likewise.
22703 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
22704 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
22705 * config/arm/arm.c (thumb_rtx_costs): Likewise.
22706 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
22707 * config/frv/frv.c (move_destination_operand, move_source_operand,
22708 condexec_dest_operand, condexec_source_operand,
22709 condexec_memory_operand): Likewise.
22710 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
22711 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
22712 (destination_xfmode_operand): Likewise.
22713 * config/mips/mips.h (PREDICATE_CODES): Likewise.
22714 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
22715 * config/s390/s390.c (general_s_operand): Likewise.
22716 * config/s390/s390.md (mov*): Likewise.
22717 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
22718
22719 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
22720 * expr.c (expand_expr_real_1): Likewise.
22721 * stmt.c (expand_decl): Likewise.
22722 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22723
22724 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
22725 postponed_insns, put_var_into_stack, put_reg_into_stack,
22726 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
22727 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
22728 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
22729 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
22730 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
22731 purge_bitfield_addressof_replacements, purge_addressof_replacements,
22732 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
22733 struct insns_for_mem_walk_info, insns_for_mem_walk,
22734 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
22735 setjmp_protect_args): Remove.
22736 (push_function_context_to): Don't handle var_refs_queue.
22737 (pop_function_context_from, free_after_compilation): Likewise.
22738 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
22739 (assign_parms, allocate_struct_function): Likewise.
22740 (use_register_for_decl): New.
22741 (expand_function_end): Don't setjmp_protect.
22742 * function.h (struct emit_status): Update commentary.
22743 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
22744 (max_parm_reg, parm_reg_stack_loc): Remove.
22745 * passes.c (DFI_addressof): Remove.
22746 (dump_file_info): Remove addressof.
22747 (rest_of_handle_addressof): Remove.
22748 (rest_of_compilation): Don't call it.
22749 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
22750 * stmt.c (expand_decl): Use use_register_for_decl.
22751 * tree.h: Update decls.
22752 * web.c (mark_addressof): Remove.
22753 * doc/invoke.texi (-dF): Remove.
22754
22755 2004-07-03 Richard Henderson <rth@redhat.com>
22756
22757 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
22758 instead of gen_mem_addressof.
22759 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
22760 TImode output register.
22761
22762 2004-07-03 Richard Henderson <rth@redhat.com>
22763
22764 PR tree-optimization/16341
22765 * tree-sra.c (sra_walk_function): Increment to next stmt before
22766 processing the current stmt.
22767 (sra_insert_after): Always use BSI_SAME_STMT.
22768
22769 2004-07-03 Richard Henderson <rth@redhat.com>
22770
22771 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
22772 fp plus with minus.
22773
22774 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
22775
22776 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
22777 with tree_int_cst_equal.
22778
22779 2004-07-03 Andreas Schwab <schwab@suse.de>
22780
22781 * config/ia64/ia64.md: Define new attribute "empty".
22782 (prologue_use, nop_x, insn_group_barrier): Set it.
22783
22784 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
22785 skip over "empty" insns.
22786
22787 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22788
22789 * tree-inline.c (initialize_inlined_parameters): Pass proper function
22790 context to gimplify_body.
22791 (walk_tree): Don't walk into types twice.
22792 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
22793
22794 * tree-sra.c (generate_element_init): Remove any useless conversions.
22795
22796 * gimplify.c (gimplify_conversion): Remove stripping useless
22797 conversions from here.
22798 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
22799 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
22800 Unshare before substituting PLACEHOLDER_EXPR.
22801 (gimplify_modify_expr_to_memset): Likewise.
22802 Pass address of TO to memset, not TO itself.
22803 (gimplify_init_constructor): Make copy of OBJECT so we have it each
22804 time we make an expression (to match a PLACEHOLDER_EXPR).
22805
22806 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
22807 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
22808 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
22809 * tree-ssa-dom.c (local_fold): Likewise.
22810
22811 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
22812 * langhooks.h (strct lang_hooks): New field type_max_size.
22813 * function.c (assign_temp): Call it.
22814
22815 2004-07-03 Steven Bosscher <stevenb@suse.de>
22816
22817 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
22818 * config/sh/sh.md: Convert the SH1 pipeline description to
22819 a DFA model.
22820
22821 2004-07-02 Zack Weinberg <zack@codesourcery.com>
22822
22823 * c-decl.c (struct c_binding): Remove contour field; add
22824 depth, invisible, nested fields.
22825 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
22826 (B_IN_EXTERNAL_SCOPE): New convenience macros.
22827 (bind): Add invisible and nested arguments. Initialize
22828 new fields of struct c_binding; adjust loop scanning for
22829 insertion point.
22830 (free_binding_and_advance): Clear structure with memset.
22831 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
22832 in file scope, even if it's in external scope too.
22833 (pushdecl): Adjust to match. Create invisible file-scope
22834 declarations for block-scope forward declarations of static functions.
22835 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
22836 (undeclared_variable, lookup_label, declare_label, define_label)
22837 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
22838 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
22839 (store_parm_decls_oldstyle): Adjust to match.
22840 (diagnose_mismatched_decls): Correct handling of linkage clashes.
22841 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
22842
22843 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
22844 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
22845
22846 2004-07-02 Richard Henderson <rth@redhat.com>
22847
22848 * c-decl.c (grokdeclarator): Don't frob current_function_decl
22849 around variable_size.
22850 (set_decl_nonlocal): Remove.
22851 (store_parm_decls): Add stmts for pending sizes.
22852 * calls.c (calls_function, calls_function_1): Remove.
22853 (precompute_arguments): Don't call it.
22854 * cfgexpand.c (set_save_expr_context): Remove.
22855 (tree_expand_cfg): Don't call it.
22856 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
22857 (dwarf2out_finish): Likewise.
22858 * expr.c (emit_block_move): Adjust addresses to BLKmode.
22859 (store_constructor): Don't pre-evaluate SAVE_EXPR.
22860 (safe_from_p): Don't queue SAVE_EXPRs.
22861 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
22862 or build plain VAR_DECLs.
22863 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
22864 (fold): Likewise.
22865 (fold_checksum_tree): Don't special-case SAVE_EXPR.
22866 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
22867 (put_var_into_stack): Don't handle SAVE_EXPR.
22868 (gen_mem_addressof): Likewise.
22869 * function.h (struct function): Remove x_save_expr_regs.
22870 (save_expr_regs): Remove.
22871 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
22872 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
22873 * stor-layout.c (variable_size): Don't set it.
22874 (force_type_save_exprs, force_type_save_exprs_1): Remove.
22875 * tree-inline.c (remap_save_expr): Remove fn argument. Update
22876 all callers. Don't set SAVE_EXPR_CONTEXT.
22877 * tree-inline.h (remap_save_expr): Update decl.
22878 * tree.c (save_expr): Update build size.
22879 (first_rtl_op): Don't handle SAVE_EXPR.
22880 (unsave_expr_1, contains_placeholder_p): Likewise.
22881 (decl_function_context): Likewise.
22882 * tree.def (SAVE_EXPR): Remove args 1 and 2.
22883 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
22884 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
22885
22886 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
22887
22888 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
22889 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
22890 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
22891 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
22892 some first-person references and patronizing comments. Based on
22893 printed manual.
22894 * doc/invoke.texi: Don't reference fortran@gnu.org.
22895 * doc/trouble.texi (Warning when a non-void function value is
22896 ignored): Rewrite. From Russ Allbery and Chris Devers.
22897
22898 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
22899
22900 * tree-ssa-pre.c (bitmap_set_t): New.
22901 (bb_value_sets): avail_out is now a bitmap_set_t.
22902 (bitmap_find_leader): New function.
22903 (bitmap_value_insert_into_set): Ditto.
22904 (bitmap_set_copy): Ditto.
22905 (bitmap_value_replace_in_set): Ditto.
22906 (bitmap_set_contains_value): Ditto.
22907 (bitmap_set_new): Ditto.
22908 (bitmap_set_pool): New pool.
22909 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
22910 (insert_aux): Ditto.
22911 (add_to_sets): Ditto.
22912 (compute_avail): Ditto
22913 (eliminate): Ditto.
22914 (init_pre): Ditto.
22915 (fini_pre): Ditto.
22916 (execute_pre): Ditto.
22917
22918 2004-07-02 Roger Sayle <roger@eyesopen.com>
22919
22920 * config/rs6000/rs6000.c (struct processor_costs): New structure
22921 used to hold instruction latencies/sizes for processor types.
22922 (rs6000_cost): New global variable pointing to current CPU's costs.
22923 (rs6000_override_options): Initialize rs6000_cost to point to the
22924 appropriate cost table based upon rs6000_cpu and optimize_size.
22925 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
22926 timings inline.
22927
22928 2004-07-02 Richard Henderson <rth@redhat.com>
22929
22930 * expmed.c (make_tree): Don't use SET_DECL_RTL.
22931
22932 2004-07-02 Steven Bosscher <stevenb@suse.de>
22933
22934 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
22935
22936 2004-07-01 Richard Henderson <rth@redhat.com>
22937
22938 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
22939 (alpha_gp_save_rtx): Use assign_stack_local instead of
22940 gen_mem_addressof.
22941
22942 2004-07-01 Richard Henderson <rth@redhat.com>
22943
22944 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
22945 (alpha_rtx_cost_data): Update to match.
22946 (alpha_rtx_cost_size): New.
22947 (alpha_rtx_costs): Honor optimize_size.
22948
22949 2004-07-01 Richard Henderson <rth@redhat.com>
22950
22951 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
22952 * cfgexpand.c (tree_expand_cfg): Do it here.
22953 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
22954 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
22955 * config/mips/mips.c (mips_output_mi_thunk): And here.
22956 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
22957 * config/sh/sh.c (sh_output_mi_thunk): And here.
22958 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
22959
22960 2004-07-01 Richard Henderson <rth@redhat.com>
22961
22962 * tree.def (RTL_EXPR): Remove.
22963 * c-typeck.c (lvalue_p): Don't handle it.
22964 * expr.c (safe_from_p): Likewise.
22965 (expand_expr_real_1): Likewise.
22966 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
22967 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
22968 * gengtype.c (adjust_field_tree_exp): Likewise.
22969 * stmt.c (warn_if_unused_value): Likewise.
22970 * tree-gimple.c (recalculate_side_effects): Likewise.
22971 * tree-pretty-print.c (dump_generic_node): Likewise.
22972 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
22973 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
22974 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
22975
22976 * stmt.c (struct stmt_status): Remove x_last_expr_type,
22977 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
22978 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
22979 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
22980 all the bits that tracked last_expr.
22981 (expand_end_bindings): Don't track last_expr.
22982 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
22983 (clear_last_expr): Remove.
22984 (expand_asm): Don't call it.
22985 (expand_asm_operands, expand_end_cond): Likewise.
22986 (expand_naked_return, expand_null_return_1): Likewise.
22987 * c-typeck.c (c_begin_compound_stmt): Likewise.
22988 * cfgexpand.c (expand_block): Use expand_expr_stmt.
22989 * expr.c (expand_expr_real_1): Likewise.
22990 * tree.h: Update prototypes.
22991
22992 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
22993 (struct emit_status): Remove sequence_rtl_expr.
22994 (struct function): Remove x_rtl_expr_chain.
22995 (seq_rtl_expr, rtl_expr_chain): Remove.
22996 * function.c (struct temp_slot): Remove rtl_expr.
22997 (assign_stack_temp_for_type): Don't set it.
22998 (free_temp_slots, pop_temp_slots): Don't check it.
22999 (free_after_compilation): Don't clear x_rtl_expr_chain.
23000 (fixup_var_refs): Don't search it.
23001 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
23002 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
23003 or seq_rtl_expr.
23004 (push_topmost_sequence): Likewise.
23005 (end_sequence, init_emit): Likewise.
23006 (start_sequence_for_rtl_expr): Remove.
23007 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
23008 * rtl.h (preserve_rtl_expr_result): Remove.
23009
23010 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
23011
23012 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
23013 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
23014 typos.
23015
23016 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
23017
23018 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
23019 (STANDARD_STARTFILE_PREFIX_2): Define.
23020 (standard_startfile_prefix_1): Initialize to
23021 STANDARD_STARTFILE_PREFIX_1.
23022 (standard_startfile_prefix_2): Initialize to
23023 STANDARD_STARTFILE_PREFIX_2.
23024 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
23025 (STANDARD_STARTFILE_PREFIX_1): Define.
23026 (STANDARD_STARTFILE_PREFIX_2): Define.
23027 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
23028 (STANDARD_STARTFILE_PREFIX_2): Document.
23029
23030 2004-07-01 Richard Henderson <rth@redhat.com>
23031
23032 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
23033 in order to disable scalarization. Instead set a flag and wait
23034 for a candidate decl.
23035
23036 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
23037
23038 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
23039 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
23040 Use terminology "testsuite" and "enumerated".
23041
23042 2004-07-01 Richard Henderson <rth@redhat.com>
23043
23044 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
23045 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
23046 (initial_return_save): Likewise.
23047 (flush_queued_reg_saves): Remap register numbers.
23048 (dwarf2out_return_reg): Likewise.
23049
23050 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23051
23052 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
23053
23054 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
23055 access functions for lower bound and element size and only output
23056 if lower bound nonzero or element size not same as that of type.
23057 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
23058
23059 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23060
23061 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
23062
23063 2004-07-01 Per Bothner <per@bothner.com>
23064
23065 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
23066
23067 2004-07-01 Jakub Jelinek <jakub@redhat.com>
23068
23069 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
23070 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
23071 first operand. Don't optimize if the bitfield is volatile.
23072
23073 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23074
23075 * c-pretty-print.c (pp_c_postfix_expression): Handle
23076 floating-point comparison operators.
23077 (pp_c_expression): Pass floating-point comparison
23078 operators to pp_c_postfix_expression.
23079
23080 2004-07-01 Roger Sayle <roger@eyesopen.com>
23081
23082 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
23083 rtx_cost instead of "had_mult" to determine whether the transformed
23084 expression is cheaper than the original.
23085
23086 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
23087
23088 * alias.c (get_alias_set, canon_rtx, get_addr,
23089 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
23090 Use MEM_P.
23091 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
23092 expand_builtin): Likewise.
23093 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
23094 Likewise.
23095 * combine.c (can_combine_p, combinable_i3pat, try_combine,
23096 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
23097 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
23098 record_dead_and_set_regs_1, get_last_value_validate,
23099 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
23100 * cse.c (check_dependence, canon_hash, equiv_constant,
23101 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
23102 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
23103 count_reg_usage): Likewise.
23104 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
23105 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
23106 cselib_record_sets): Likewise.
23107 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
23108 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
23109 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
23110 * df.c (df_uses_record): Likewise.
23111 * dojump (do_jump): Likewise.
23112 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
23113 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
23114 decl_start_label): Likewise.
23115 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
23116 operand_subword, change_address_1, make_safe_from): Likewise.
23117 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
23118 stabilize, force_not_mem): Likewise.
23119 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
23120 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
23121 * expr.c (convert_move, convert_modes, emit_block_move,
23122 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
23123 emit_move_insn_1, expand_assignment, store_expr,
23124 store_constructor_field, store_constructor, store_field,
23125 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
23126 Likewise.
23127 * final.c (cleanup_subreg_operands, alter_subreg,
23128 get_mem_expr_from_op): Likewise.
23129 * flow.c (notice_stack_pointer_modification_1,
23130 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
23131 Likewise.
23132 * function.c (mark_temp_addr_taken, preserve_temp_slots,
23133 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
23134 optimize_bit_field, flush_addressof, purge_addressof_1,
23135 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
23136 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
23137 keep_stack_depressed): Likewise.
23138 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
23139 noce_process_if_block, find_memory): Likewise.
23140 * integrate.c (subst_constants, allocate_initial_values): Likewise.
23141 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
23142 update_equiv_regs): Likewise.
23143 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
23144 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
23145 * optabs.c (expand_abs, emit_unop_insn): Likewise.
23146 * passes.c (rest_of_handle_final): Likewise.
23147 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
23148 move2add_note_store): Likewise.
23149 * ra-build.c (detect_remat_webs): Likewise.
23150 * ra-debug.c (dump_static_insn_cost): Likewise.
23151 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
23152 * recog.c (validate_change, apply_change_group, cancel_changes,
23153 validate_replace_rtx_1, general_operand, register_operand,
23154 nonmemory_operand, push_operand, pop_operand, memory_operand,
23155 indirect_operand, asm_operand_ok, offsettable_memref_p,
23156 offsettable_nonstrict_memref_p, constrain_operands,
23157 store_data_bypass_p): Likewise.
23158 * reg-stack.c (subst_stack_regs_pat): Likewise.
23159 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
23160 copy_cost, reg_scan_mark_refs): Likewise.
23161 * regmove.c (optimize_reg_copy_3, stack_memref_p,
23162 combine_stack_adjustments_for_block): Likewise.
23163 * regrename.c (copyprop_hardreg_forward_1): Likewise.
23164 * reload.c (can_reload_into, push_reload, decompose, immune_p,
23165 find_reloads, find_reloads_address, find_reloads_address_1,
23166 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
23167 find_equiv_reg): Likewise.
23168 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
23169 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
23170 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
23171 delete_address_reloads): Likewise.
23172 * resource.c (mark_referenced_resources): Likewise.
23173 * rtlanal.c (get_jump_table_offset, count_occurrences,
23174 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
23175 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
23176 num_sign_bit_copies1): Likewise.
23177 * rtlhooks.c (gen_lowpart_general): Likewise.
23178 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
23179 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
23180 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
23181 sdbout_global_decl): Likewise.
23182 * simplify-rtx.c (simplify_subreg): Likewise.
23183 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
23184 expand_anon_union_decl, expand_end_case_type): Likewise.
23185 * unroll.c (calculate_giv_inc): Likewise.
23186 * var-tracking.c (stack_adjust_offset_pre_post,
23187 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
23188 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
23189 vt_add_function_parameters): Likewise.
23190 * varasm.c (make_var_volatile, notice_global_symbol,
23191 assemble_external, decode_addr_const, mark_weak,
23192 default_encode_section_info): Likewise.
23193
23194 2004-07-01 Steven Bosscher <stevenb@suse.de>
23195
23196 * stmt.c (check_seenlabel): Remove.
23197 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
23198
23199 2004-07-01 Richard Henderson <rth@redhat.com>
23200
23201 * function.h (struct function): Remove x_function_call_count.
23202 (function_call_count): Remove.
23203 * calls.c (expand_call): Don't set it.
23204 * integrate.c (copy_rtx_and_substitute): Likewise.
23205
23206 * function.h (struct function): Remove x_cleanup_label.
23207 (cleanup_label): Remove.
23208 * stmt.c (expand_value_return): Don't use it.
23209 * function.c (free_after_compilation): Don't set it.
23210 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
23211 * cfgexpand.c (tree_expand_cfg): Update call.
23212 * tree.h (expand_function_start): Update decl.
23213
23214 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
23215
23216 PR c/1027
23217 * c-lang.c (c_initialize_diagnostics): Move from here ...
23218 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
23219 (c_tree_printer): Use pretty-printer to format %T.
23220 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
23221 before '*' if not C++.
23222 (pp_c_direct_abstract_declarator): Don't try to print array upper
23223 bound for flexible array members.
23224 * c-tree.h: Include "diagnostic.h".
23225 (c_initialize_diagnostics): Declare.
23226 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
23227 * c-format.c (format_type_warning): New function. Improve
23228 diagnostics for incorrect format argument types.
23229 (check_format_types): Use it. Add two parameters. Use the
23230 TYPE_MAIN_VARIANT of wanted_type.
23231 (check_format_info_main): Pass new parameters to
23232 check_format_types.
23233 (struct format_wanted_type): Update comment.
23234
23235 2004-07-01 Nick Clifton <nickc@redhat.com>
23236
23237 * target.h (struct gcc_target): Add new field to struct cxx:
23238 import_export_class.
23239 * target-def.h (TARGET_CXX): Initialise the new field.
23240 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
23241 the new field.
23242 * doc/tm.texi: Document the new target hook.
23243
23244 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23245
23246 * builtins.c (fold_builtin_classify): Fix typo.
23247
23248 2004-07-01 Richard Henderson <rth@redhat.com>
23249
23250 * function.c (identify_blocks, identify_blocks_1): Remove.
23251 * function.h (identify_blocks): Remove.
23252 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
23253
23254 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23255
23256 * builtins.c (fold_builtin_classify): New.
23257 (fold_builtin_unordered_cmp): Fix commentary.
23258 (fold_builtin): Use it.
23259 * builtins.def: Define builtins for isnan,
23260 isnanf, isnanl, finite, finitef, finitel,
23261 isinf, isinff, isinfl.
23262
23263 2004-07-01 Richard Henderson <rth@redhat.com>
23264
23265 * function.h (struct function): Remove dont_emit_block_notes.
23266 * gimple-low.c (lower_function_body): Don't set it.
23267 * cfgexpand.c (expand_block): Don't check it.
23268 * cfglayout.c (insn_locators_initialize): Likewise.
23269 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
23270 * passes.c (rest_of_compilation): Likewise.
23271 * stmt.c (expand_start_bindings_and_block): Likewise.
23272 (expand_end_bindings): Likewise.
23273
23274 2004-07-01 Richard Henderson <rth@redhat.com>
23275
23276 * cgraph.h (cgraph_build_static_cdtor): Declare.
23277 * cgraphunit.c (cgraph_build_static_cdtor): New.
23278 * c-objc-common.c (build_cdtor): Use it.
23279 * coverage.c (create_coverage): Likewise.
23280 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
23281 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
23282
23283 See ChangeLog.11 for earlier changes.