1 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
4 greater than PHI_ARG_CAPACITY.
5 (reserve_phi_args_for_new_edge): Initialize the new PHI
6 argument to NULL_TREE. Increment PHI_NUM_ARGS.
7 (add_phi_arg): Add a PHI argument to the slot given by
9 (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
10 * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
11 * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
12 argument by looking at PHI_ARG_DEF.
13 (verify_phi_args): Check for a missing PHI argument. Remove
14 the check for duplicate PHI arguments.
15 * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
16 (phi_arg_d): Remove e.
18 2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com>
20 * config/s390/s390.c (s390_backchain_string): Removed.
21 (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
22 (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
23 Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
24 TARGET_KERNEL_BACKCHAIN to reflect the new options.
25 * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
26 (TARGET_KERNEL_BACKCHAIN): Removed.
27 (TARGET_BACKCHAIN): Former triple state option change to a target flag.
28 (TARGET_PACKED_STACK): New macro.
29 (TARGET_SWITCHES): New switches added.
30 (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
32 (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
33 * config/s390/s390.md ("allocate_stack", "restore_stack_block")
34 ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
35 the change in target switch semantics.
36 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
37 (TARGET_DEFAULT): MASK_BACKCHAIN added.
38 * doc/invoke.texi: Added documentation for the new/changed options.
40 2004-11-23 Uros Bizjak <uros@kss-loka.si>
42 PR rtl-optimization/18614
43 * simplify-rtx.c (simplify_binary_operation): Do not
44 simplify inner elements of constant arguments of
47 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
49 * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
52 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
54 * tree-phinode.c (make_phi_node): Use a new variable,
55 capacity, to receive the return value of ideal_phi_node_len.
57 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
59 * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
60 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
61 __gthread_recursive_mutex_init_function.
62 (__gthread_key_create): Properly cast -1.
63 (__gthread_recursive_mutex_init_function): New function.
64 (__gthread_recursive_mutex_lock): Rewrite.
65 (__gthread_recursive_mutex_trylock): Likewise.
66 (__gthread_recursive_mutex_unlock): Likewise.
68 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
70 * config/c4x/t-rtems: New.
71 * config.gcc: Reflect having added c4x/t-rtems.
73 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
77 * tree-vectorizer.c (vect_create_data_ref_ptr): Use
78 lang_hooks.types.type_for_size instead of integer_type_node for the
81 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
83 * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
85 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
87 * config/arm/t-rtems: New.
88 * config.gcc: Reflect having added arm/t-rtems.
90 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
92 * tree-cfg.c (tree_execute_on_growing_pred): New.
93 (tree_cfg_hooks): Add tree_execute_on_growing_pred.
94 * tree-flow.h: Add a prototype for
95 reserve_phi_args_for_new_edge.
96 * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
97 (add_phi_arg): Don't resize a PHI array.
99 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
101 * config.gcc: Add avr-*-rtems*.
102 * config/avr/t-rtems: New.
103 * config/avr/rtems.h: New.
105 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
107 * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
108 always the same as op1. Use bitmap_ior_into and bitmap_and_into.
109 Add comment to function.
111 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
114 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
116 PR rtl-optimization/14838
117 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
119 (get_last_nonnote_insn): Don't assume last insn is a note.
121 2004-11-22 Roger Sayle <roger@eyesopen.com>
123 * fold-const.c (nondestructive_fold_binary_to_constant): Rename
124 to fold_binary_to_constant.
125 (nondestructive_fold_unary_to_constant): Likewise, rename to
126 fold_unary_to_constant.
127 (fold_relational_hi_lo): Update call to fold_binary_to_constant.
128 * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
129 (nondestructive_fold_unary_to_constant): Likewise.
130 * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
131 and fold_binary_to_constant.
132 * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
133 (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
134 and EXEC_UNARY with calls to fold_*nary_to_constant.
135 * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
136 (idx_find_step): Replace uses of EXEC_BINARY with calls to
137 fold_binary_to_constant.
139 2004-11-22 Roger Sayle <roger@eyesopen.com>
141 * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
142 * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
143 automatically for targets without TARGET_80387.
144 * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
145 sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
146 *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
147 fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
148 *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
149 *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
150 *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
151 atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
152 atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
153 acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
154 log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
155 fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
156 logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
157 expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
158 exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
159 rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
160 floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
161 frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
162 frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
163 Simplify conditionals using TARGET_USE_FANCY_MATH_387.
165 2004-11-22 Dale Johannesen <dalej@apple.com>
167 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
168 properly and comment.
170 2004-11-22 James A. Morrison <phython@gcc.gnu.org
172 * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
173 (sparc_init_builtins): New function.
174 (sparc_init_vis_builtins): Create builtin functions for VIS
176 (sparc_expand_builtin): Expand builtin functions for VIS instructions.
177 (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
178 (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
179 (def_builtin): New macro for creating builtin functions.
180 (P): New mode macro for pointer types.
181 (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
182 UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
183 UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
184 (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
185 fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
186 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
187 faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
189 2004-11-22 Devang Patel <dpatel@apple.com>
191 * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
193 2004-11-22 Devang Patel <dpatel@apple.com>
195 * tree-if-conv.c (if_convertable_phi_p): Rename to ...
196 (if_convertible_phi_p): ... new name.
197 (if_convertable_modify_expr_p): Rename to ...
198 (if_convertible_modify_expr_p): ... new name.
199 (if_convertable_stmt_p): Rename to ...
200 (if_convertible_stmt_p): ... new name.
201 (if_convertable_bb_p): Rename to ...
202 (if_convertible_bb_p): ... new name.
203 (if_convertable_loop_p): Rename to ...
204 (if_convertible_loop_p): ... new name.
206 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
209 * configure.ac (threading): Accept 'posix95'.
210 * configure: Regenerate.
211 * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
212 include sol26.h and default to posix95 threads if have_pthread_h.
213 (sparc-*-solaris2*): Likewise.
214 * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
215 * gthr-posix95.h: New file.
216 * config/sol26.h: New file.
217 * doc/install.texi (--enable-threads): Document 'posix95'.
219 2004-11-23 Ben Elliston <bje@au.ibm.com>
221 * pointer-set.h (pointer_set_contains): Remove.
222 * pointer-set.c (pointer_set_contains): Likewise.
224 2004-11-22 Dale Johannesen <dalej@apple.com>
226 * calls.c (expand_call): Do not call preserve_temp_slots.
228 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
230 * tree-flow.h: Remove the prototype for remove_phi_arg.
231 Add a prototype for remove_phi_args.
232 * tree-phinodes.c (remove_phi_arg): Remove.
233 (remove_phi_args): New.
234 * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
237 * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
238 after making an edge.
239 (remove_edge): Call execute_on_shrinking_pred before removing
241 (redirect_edge_succ): Call execute_on_growing_pred and
242 execute_on_shrinking_pred.
243 * cfghooks.c (execute_on_growing_pred): New.
244 (execute_on_shrinking_pred): Likewise.
245 * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
246 execute_on_shrinking_pred.
247 Add prototypes for execute_on_growing_pred and
248 execute_on_shrinking_pred.
249 * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
250 execute_on_growing_pred and execute_on_shrinking_pred.
251 (cfg_layout_rtl_cfg_hook): Likewise.
252 * tree-cfg.c (tree_cfg_hooks): Likewise.
254 * tree-cfg.c (tree_execute_on_shrinking_pred): New.
255 (tree_cfg_hooks): Use it.
256 * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
257 (ssa_redirect_edge): Don't call remove_phi_arg_num.
259 * tree-phinodes.c (remove_phi_arg_num): Make it static.
260 * tree-flow.h: Remove the corresponding prototype.
262 * tree-ssa.c (ssa_remove_edge): Remove.
263 * tree-flow.h: Remove the corresponding prototype.
264 * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
265 * basic-block.h: Likewise.
266 * tree-if-conv.c: Likewise.
267 * tree-ssa-threadupdate.c: Likewise.
269 2004-11-23 Ben Elliston <bje@au.ibm.com>
271 * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
272 @table to list the BSI methods. Use individual @findex directives
273 instead of one with a comma-separated list of index entries.
275 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
277 PR tree-optimization/18529
278 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
279 (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
280 (fold): Call fold_to_nonsharp_ineq_using_bound.
281 * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
282 (number_of_iterations_cond): Fold the expressions before futher
284 (tree_simplify_using_condition): Handle case when cond or expr is
285 an EQ_EXPR specially.
287 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
289 * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
290 SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
292 2004-11-22 David Edelsohn <edelsohn@gnu.org>
293 Fariborz Jahanian <fjahanian@apple.com>
295 * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
297 (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
298 Align 16 byte and larger vectors like Altivec.
299 (function_arg_advance): Pass any 16 byte vector like Altivec vector.
300 (function_arg): Same.
301 (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
303 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
306 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
309 2004-11-22 Richard Henderson <rth@redhat.com>
311 * function.c (assign_parm_setup_block): Revert 11-13 change to
312 forcably re-mode a (possibly BLKmode) hard register.
314 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
316 * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
318 2004-11-22 David Edelsohn <edelsohn@gnu.org>
320 * config/rs6000/power4.md: Remove delay between dispatch and issue
321 associated with dispatch group slots 3 and 4.
322 * config/rs6000/power5.md: Same.
324 2004-11-21 Jeff Law <law@redhat.com>
326 * cfg.c (cached_make_edge): Use find_edge rather than an inlined
328 * cfgbuild.c (make_edges): Likewise.
329 * cfghooks.c (can_duplicate_block_p): Likewise.
330 * cfgloop.c (loop_latch_edge): Likewise.
331 * cfgloopmanip.c (force_single_succ_latches): Likewise.
332 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
333 * predict.c (predict_loops, propagate_freq): Likewise.
334 * tracer.c (tail_duplicate): Likewise.
335 * tree-cfg.c (disband_implicit_edges): Likewise.
336 (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
338 2004-11-22 Nick Clifton <nickc@redhat.com>
340 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
341 initialisation of 'e'.
343 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
345 PR rtl-optimization/18599
346 * regrename.c (copyprop_hardreg_forward): Speed up by putting
347 BB_VISITED flags on basic blocks as we process them.
349 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
351 * config/rs6000/altivec.md (VI_char): New mode attribute.
352 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
353 (add<mode>3): ... this.
354 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
355 (sub<mode>3): ... this.
356 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
357 (smax<mode>3): ... this.
358 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
359 (smin<mode>3): ... this.
360 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
361 (umax<mode>3): ... this.
362 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
363 (umin<mode>3): ... this.
364 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
365 (and<mode>3): ... this.
366 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
367 (ior<mode>3): ... this.
368 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
369 (xor<mode>3): ... this.
370 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
371 (and<mode>3): ... this.
372 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
373 (ior<mode>3): ... this.
374 (altivec_vnor): Replace with ...
375 (altivec_nor<mode>): ... this.
376 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
377 (one_cmpl<mode>2): ... this.
378 (altivec_vandc): New expander.
379 (*andc<mode>3): New insn.
380 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
382 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
385 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
386 creating iv instead of integer_type.
387 (vect_build_loop_niters): Remove redundant code.
388 (vect_transform_loop_bound): Removed (duplicates functionality of
389 make_loop_iterate_ntimes.
390 (vect_gen_niters_for_prolog_loop): Add documentation. Call
391 lang_hooks.types.type_for_size to create a type of the required size.
392 Use that type instead of integer_type. Remove redundant code.
393 (vect_update_niters_after_peeling): Use type of niters instead of
395 (vect_transform_loop): Unify handling of known and unknown loop bound
396 cases. Call make_loop_iterate_ntimes instead of
397 vect_transform_loop_bound.
399 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
402 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
405 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
408 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
410 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
412 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
414 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
415 m32r/libgcc-glibc.ver.
416 * config/m32r/libgcc-glibc.ver: Add New file.
418 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
420 * bitmap.h (struct bitmap_obstack): New obstack type.
421 (struct bitmap_head_def): Replace using_obstack with obstack
423 (bitmap_default_obstack): New.
424 (bitmap_initialize): Make inline, does not do allocation.
425 (bitmap_release_memory): Remove.
426 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
427 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
428 bitmap_obstack_free, bitmap_malloc_free): Declare.
429 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
430 (BITMAP_FREE): Replace with ...
431 (BITMAP_OBSTACK_FREE): ... this.
432 (BITMAP_XFREE): Adjust.
433 (BITMAP_INIT_ONCE): Remove.
434 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
435 (bitmap_default_obstack): New.
436 (bitmap_elem_to_freelist): Adjust.
437 (bitmap_element_allocate): Adjust. Break initialization into ...
438 (bitmap_obstack_initialize): ... here.
439 (bitmap_release_memory): Replace with ...
440 (bitmap_obstack_release): ... this.
441 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
442 bitmap_obstack_free, bitmap_malloc_free): New.
443 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
445 (bitmap_initialize): Move to bitmap.h.
446 * gengtype.c (open_base_files): Add obstack.h to ifiles.
447 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
448 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
449 (INITIALIZE_REG_SET): Remove.
450 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
451 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
452 (flow_obstack): Do not declare.
453 (reg_obstack): Declare.
454 * regs.h: Include obstack.h.
455 * tree-optimize.c (tree_rest_of_compilation): Initialize and
456 release bitmap obstack here.
457 * bb-reorder.c: #include regs, not basic-block.
458 (fix_crossing_conditional_branches): Allocate regsets from
460 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
462 * caller-save.c: Include regs.h earlier.
463 * cfg.c: Do not include basic-block.h or obstack.h.
464 (reg_obstack): Define.
465 * cfganal.c: Include obstack.h
466 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
468 * cfglayout.c: Do not include obstack.h.
469 (flow_obstack): Remove declaration.
470 (cfg_layout_duplicate_bb): Use reg_obstack.
471 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
472 * cfgrtl.c (rtl_split_block): Use reg_obstack.
473 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
474 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
475 (cfg_layout_split_edge): Use reg_obstack.
476 * cse.c: Include regs.h earlier.
477 * ddg.c: Do not include basic-block.h.
478 * dominance.c: Inlude obstack.h.
479 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
480 (calculate_global_regs_live): Likewise.
481 (allocate_bb_life_data): Use reg_obstack.
482 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
483 * global.c: Do not include basic-block.h.
484 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
485 * graph.c: Include obstack.h.
486 * haifa-sched.c: Do not include basic-block.h.
487 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
488 * local-alloc.c: Do not include basic-block.h.
489 * loop-init.c, loop-invariant.c: Include obstack.h.
490 * loop-iv.c: Likewise.
491 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
493 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
494 * modulo-sched.c: Do not include basic-block.h.
495 * passes.c (rest_of_handle_final): Do not call
496 regset_release_memory.
497 * ra-debug.c: Include regs.h earlier. Do not include
499 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
500 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
501 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
502 (regset_release_memory): Remove.
503 * resource.c: Do not include basic-block.h.
504 * rtlanal.c: Do not include basic-block.h.
505 * sbitmap.c: Include obstack.h.
506 * sched-deps.c: Do not include basic-block.h.
507 (reg_pending_sets_head, reg_pending_clobbers_head,
508 reg_pending_uses_head): Remove.
509 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
510 * sched-ebb.c: Do not include basic-block.h.
511 * sched-rgn.c: Likewise.
512 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
514 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
515 * tree-sra.c (decide_instantiations): Adjust bitmap
517 * tree-ssa-dce.c: Include obstack.h.
518 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
519 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
520 (bitmap_set_new): Likewise.
521 (init_pre): Initialize bitmap obstack.
522 (fini_pre): Release bitmap obstack.
523 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
524 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
525 (mark_for_rewrite, unmark_for_rewrite): Likewise.
526 (marked_ssa_names): Likewise.
527 (init_ssanames): Use BITMAP_XMALLOC.
528 (fini_ssanames): Use BITMAP_XFREE.
529 * web.c: Include obstack.h
531 2004-11-22 Nick Clifton <nickc@redhat.com>
533 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
534 predecessor in the first for-loop.
536 2004-11-21 Stan Shebs <shebs@apple.com>
538 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
540 (function_arg): Move darwin test up, sniff mode first for
541 efficiency, test for union type.
543 2004-11-21 Dale Johannesen <dalej@apple.com>
545 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
547 2004-11-21 Jeff Law <law@redhat.com>
549 * tree-ssa.c (verify_use): Fix comment.
550 (verify_phi_args): Check that the number of incoming edges matches
551 the number of PHI arguments. Check that each PHI argument is
552 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
553 dead or duplicated edges. Clear e->aux earlier and avoid separate
554 loop to clear e->aux and test for missed edges.
555 (verify_ssa): Remove first walk over statements. Move checking
556 of PHI args into verify_phi_args. Move checking of statements
557 with aliased stores and V_MAY_DEFS into the remaining loop over
558 the statements. Register defs by walking through the formal
561 2004-11-21 Roger Sayle <roger@eyesopen.com>
564 * dojump.c (compare_from_rtx): Clarify mode argument in function
565 description. Correct order of mode/cmp_mode arguments in call to
566 simplify_relational_operation. Check "tem" for COMPARISON_P.
568 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
569 David Edelsohn <edelsohn@gnu.org>
572 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
573 synthetic vectors in memory.
574 (function_arg_boundary): Align large synthetic vectors.
575 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
577 2004-11-21 Jeff Law <law@redhat.com>
579 * cfg.c (update_bb_profile_for_threading): Do not rescale the
580 successor probabilities if they are not going to change. Pull
581 division out of loop if we do need to rescale successor probabilities.
583 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
584 index of the destination block for the hash value rather than
587 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
589 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
590 checks for neither argument being an array or pointer (swapping
591 the arguments if necessary), the array argument being a pointer to
592 or array of functions and for -Wchar-subscripts warnings upfront.
594 2004-11-20 Jeff Law <law@redhat.com>
596 * regrename.c (copyprop_hardreg_forward): Only search for a
597 previously processed block if the current block only has one
600 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
602 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
604 * config/arm/arm.c: Follow spelling conventions.
606 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
608 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
610 (const_double_needs_minipool): Likewise. Split most of the code out
612 (arm_const_double_inline_cost): ... new function here.
613 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
614 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
615 word constants of length 2, 3 and 4 insns respectively.
616 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
617 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
618 constraints. Set insn lenghts accordingly.
620 2004-11-19 Jeff Law <law@redhat.com>
622 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
623 a hash table. Extensive modifications throughout to support
626 (struct local_info): New.
627 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
629 (redirection_data): Now a hashtable.
630 (redirection_data_hash, redirection_data_eq): New.
631 (lookup_redirection_data, create_duplicates): New.
632 (create_edge_and_update_destionation_phis): New.
633 (fixup_template_block, redirect_edges): New.
634 (thread_block): Use hash table traversals instead of loops over
635 varray entries or incoming edge vectors.
637 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
639 * basic-block.h (edge_def): Add dest_idx.
640 * cfg.c (unchecked_make_edge): Initialize dest_idx.
641 (remove_edge): Simplify the disconnection of an edge from its
643 (redirect_edge_succ): Likewise.
644 * cfghooks.c (verify_flow_info): Check the consistency of
645 dest_idx for each edge.
647 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
649 * simplify-rtx.c (simplify_ternary_operation): Use
652 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
654 * tree-cfg.c (reinstall_phi_args): New.
655 (tree_split_edge): Use it after redirecting an edge. Don't
658 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
660 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
661 if checking is enabled.
663 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
665 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
666 too many nested scopes.
668 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
671 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
672 changed to suppoer uses-after-loop and to void creating flow paths
673 that shouldn't exist.
674 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
675 Modified to fit the new peeling scheme. Avoid quadratic behavior.
676 (slpeel_add_loop_guard): Takes additional argument.
677 (slpeel_verify_cfg_after_peeling): New function.
678 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
679 documentation. Use 'exit-bb' instead of creating 'new-bb'.
680 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
681 the new peeling scheme.
682 (copy_phi_nodes): Function removed. Its functionality moved to
683 update_phis_for_duplicate_loop.
684 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
685 moved here. Added documentation. Modified to fit the new peeling scheme.
686 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
687 needed - done in slpeel_tree_peel_loop_to_edge.
688 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
689 (vect_do_peeling_for_loop_bound): Add documentation. Call
690 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
691 with additional argument.
692 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
694 (vect_finish_stmt_generation): Avoid 80 column oveflow.
696 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
698 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
700 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
701 without last two arguments. Update single_exit of loops.
702 (vect_update_niters_after_peeling): Removed. Its functionality was
703 moved to vect_do_peeling_for_alignment.
704 (vect_do_peeling_for_loop_bound): New name for function previously
705 called vect_transform_for_unknown_loop_bound.
706 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
707 instead of code that duplicates the same functionality.
708 (vect_do_peeling_for_alignment): Functionality of
709 vect_update_niters_after_peeling moved here.
710 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
711 previously named vect_transform_for_unknown_loop_bound - for both known
712 and unknown loop bound cases.
714 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
716 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
717 previously called verify_loop_for_duplication. All conditions compacted
718 into one compound condition. Removed debug dumps.
719 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
720 functionality moved to vect_can_advance_ivs_p, and some to
721 vect_analyze_loop_form.
722 (vect_can_advance_ivs_p): New function. Contains functionality that was
723 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
724 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
725 (vect_analyze_operations): Call vect_can_advance_ivs_p and
726 slpeel_can_duplicate_loop_p.
727 (vect_get_loop_niters): Added documentation.
728 (vect_analyze_loop_form): Check the loop entry always - not only in case
729 of unknown loop bound. Create preheader and exit bb if necessary. Apply
730 a check that used to take place in
731 vect_analyze_loop_with_symbolic_num_of_iters.
732 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
733 Remove redundant call to rewrite_into_loop_closed_ssa.
734 (vect_compute_data_refs_alignment): Removed obsolete comment.
736 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
738 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
739 function previously called tree_duplicate_loop_to_edge.
740 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
741 previously called tree_duplicate_loop_to_edge_cfg.
742 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
744 (slpeel_update_phi_nodes_for_guard): Likewise.
745 (slpeel_make_loop_iterate_ntimes): Likewise.
746 (slpeel_add_loop_guard): Likewise.
747 (allocate_new_names, free_new_names): Function declaration moved to top
749 (rename_use_op, rename_def_op): Likewise.
750 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
751 (vect_generate_tmps_on_preheader): Function declaration moved.
752 (vect_transform_for_unknown_loop_bound): Added missing function
755 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
758 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
759 Define a VEC(tree_on_heap) for head.
760 (register_new_def): Change second argument to be a VEC(tree_on_heap).
761 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
762 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
763 the VEC(tree_on_heap) function. Also free it before returning.
764 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
765 for block_defs_stack.
766 (restore_currdefs_to_original_value): Use VEC_length instead of
767 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
768 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
769 for block_defs_stack.
770 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
771 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
772 for block_defs_stack.
773 (ssa_register_new_def): Likewise.
774 (ssa_rewrite_initialize_block): Likewise.
775 (rewrite_finalize_block): Use VEC_length instead of
776 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
777 (ssa_rewrite_finalize_block): Likewise.
778 (register_new_def): Change second argument to be a VEC(tree_on_heap).
779 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
780 (rewrite_blocks): Initialize block_defs_stack with
781 the VEC(tree_on_heap) function. Also free it before returning.
782 (rewrite_ssa_into_ssa): Likewise.
784 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
786 * config/darwin.c (machopic_data_defined_p): return 1 for
787 MACHOPIC_DEFINED_FUNCTION.
789 2004-11-19 Jeff Law <law@redhat.com>
791 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
794 2004-11-19 Paul Brook <paul@codesourcery.com>
797 * varasm.c (default_assemble_integer): Allow pointer-sized values.
800 2004-11-19 Nick Clifton <nickc@redhat.com>
802 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
803 zero_extension and lshiftrt insns.
804 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
806 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
807 to handle bp and bn insn patterns with a zero_extend rtx
810 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
812 * config/arm/arm.md (generic_sched): Make const.
814 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
816 * emit-rtl.c (classify_insn): Make it static.
817 * rtl.h: Remove the corresponding prototype.
819 * integrate.c (has_func_hard_reg_initial_val,
820 get_func_hard_reg_initial_val): Make them static.
821 * integrate.h: Remove the corresponding prototypes.
823 2004-11-19 Ben Elliston <bje@au.ibm.com>
825 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
826 (dw2_asm_output_delta_sleb128): Likewise.
827 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
828 (dw2_asm_output_delta_sleb128): Likewise.
830 2004-11-19 Adam Nemet <anemet@lnxw.com>
832 * tree-ssa-alias.c: Fix comment.
834 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
836 * tree-outof-ssa.c: Fix a comment typo.
838 2004-11-19 Ben Elliston <bje@au.ibm.com>
840 * predict.h (predict_insn): Remove extern declaration.
841 * predict.c (predict_insn): Make static.
843 2004-11-19 Alan Modra <amodra@bigpond.net.au>
845 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
847 2004-11-18 Nicolas Pitre <nico@cam.org>
849 * config/arm/arm.c (const_double_needs_minipool): New function to
850 determine if a CONST_DOUBLE should be pushed to the minipool.
851 (note_invalid_constants): Use it.
853 2004-11-18 Paul Brook <paul@codesourcery.com>
855 * config/arm/arm.c (target_float_switch): New variable..
856 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
858 * config/arm/arm.h (target_float_switch): Declare.
859 (ARM_FLAG_SOFT_FLOAT): Remove.
860 (TARGET_SWITCHES): Remove hard-float and soft-float.
861 (TARGET_OPTIONS): Add hard-float and soft-float.
862 (TARGET_DEFAULT_FLOAT_ABI): Define.
863 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
864 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
865 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
866 * config/arm/netbsd-elf.h: Ditto.
867 * config/arm/netbsd.h: Ditto.
868 * config/arm/pe.h: Ditto.
869 * config/arm/unknown-elf.h: Ditto.
870 * config/arm/wince-pe.h: Ditto.
871 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
872 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
873 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
875 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
877 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
878 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
879 altivec_lvx_4sf): Rename and replace with ...
880 (altivec_lvx_<mode>): ... mode macro version.
881 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
882 altivec_stvx_4sf): Rename and replace with ...
883 (altivec_stvx_<mode>): ... mode macro version.
884 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
885 (mov<mode>): ... mode macro version.
886 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
887 *movv4sf_internal1): Replace with ...
888 (*mov<mode>_internal): ... mode macro version.
889 (get_vrsave_internal, *set_vrsave_internal, *save_world,
890 *restore_world): Unquote output statements.
891 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
892 altivec_expand_st_builtin): Adjust insn names.
894 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
896 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
898 (rs6000_override_options): Likewise.
899 (spe_build_register_parallel): Handle complex doubles on e500v2.
900 (rs6000_spe_function_arg): Likewise.
901 (function_arg): Likewise.
902 (rs6000_function_value): Likewise.
903 (rs6000_libcall_value): Likewise.
905 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
907 * ifcvt.c (find_if_block): Move the check for the number of edges
908 above the loops checking for complex edges.
909 Remove the counting of edges as we use EDGE_COUNT now.
911 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
913 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
914 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
916 2004-11-18 Andreas Schwab <schwab@suse.de>
918 * config/i386/i386.md (define_peephole2): Revert last change.
920 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
922 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
923 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
925 2004-11-18 Diego Novillo <dnovillo@redhat.com>
927 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
930 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
932 * Makefile.in (macro_list): Depend on s-macro_list.
933 (s-macro_list): New target.
935 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
938 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
939 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
940 (fold_range_test): Adjust.
941 (fold_truthop): Use it.
942 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
943 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
945 2004-11-18 Uros Bizjak <uros@kss-loka.si>
947 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
948 insn split constraint.
949 (define_peephole2): Remove unneeded "&& 1" from peephole2
952 2004-11-18 Ben Elliston <bje@au.ibm.com>
954 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
955 element for bsi_prev; use @findex instead.
957 2004-11-18 Ben Elliston <bje@au.ibm.com>
959 * opts.h (add_input_filename): Remove extern declaration.
960 * opts.c (add_input_filename): Make static.
962 2004-11-17 Mark Mitchell <mark@codesourcery.com>
964 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
967 2004-11-17 Zack Weinberg <zack@codesourcery.com>
969 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
970 * system.h: Poison it.
971 * doc/tm.texi: Delete its documentation.
973 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
974 Mark Mitchell <mark@codesourcery.com>
976 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
977 * config/i386/i386.c (i386_solaris_elf_named_section): New
979 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
980 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
982 (ASM_QUAD): Don't undefine for biarch targets.
983 * config/i386/t-sol2: Introduce multilib support.
985 2004-11-18 Ben Elliston <bje@au.ibm.com>
987 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
989 2004-11-18 Ben Elliston <bje@au.ibm.com>
991 * cgraph.h: Replace "it's" with "its" throughout.
993 2004-11-18 Ben Elliston <bje@au.ibm.com>
995 * doc/rtl.texi (Flags): Grammar fix.
997 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
999 * expmed.c (alg_code): Add alg_unknown.
1000 (alg_hash_entry): New.
1001 (NUM_ALG_HASH_ENTRIES): Likewise.
1002 (alg_hash): Likewise.
1003 (synth_mult): Cache the result into alg_hash.
1005 2004-11-17 Zack Weinberg <zack@codesourcery.com>
1007 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
1008 config/rs6000/libgcc-ppc64.ver.
1010 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
1012 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
1013 checking if an unconditional return is followed by a barrier.
1015 * jump.c (condjump_p): Remove unreachable code.
1017 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
1018 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
1019 tree-ssa-live.h, tree.h: Remove unused prototypes.
1021 2004-11-17 Jeff Law <law@redhat.com>
1023 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
1024 (edge_to_cases_elt): Renamed from edge_to_case_leader.
1025 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
1026 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
1027 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
1028 (get_cases_for_edge): New function.
1029 (start_recording_case_labels, end_recording_case_labels): Similarly.
1030 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
1031 chain equivalent CASE_LABEL_EXPRs together.
1032 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
1033 (make_switch_expr_edges): Do not record edge/cases here.
1034 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
1035 (split_critical_edges): Record cases around the edge splitting code.
1036 (cleanup_dead_labels): Use CASE_LABEL again.
1037 (tree_redirect_edge_and_branch): If we have a mapping from edge
1038 to cases, use it to handle redirections. Else do it the slow way.
1039 * tree.h (CASE_LEADER_OR_LABEL): Kill.
1040 (CASE_LABEL): Revert to just looking at the tree's second operand.
1041 * tree.c (get_case_label): Kill.
1043 2004-11-17 Diego Novillo <dnovillo@redhat.com>
1045 PR tree-optimization/18307
1046 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
1047 'orig' are the same node.
1048 (collect_points_to_info_r): Do not call merge_pointed_to_info
1049 when the PHI argument is identical to the LHS.
1051 2004-11-17 Steven Bosscher <stevenb@suse.de>
1053 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
1054 to insert the exit or entry block.
1055 (ssa_prop_init): Use add_control_edge to seed the algorithm.
1057 2004-11-16 Zack Weinberg <zack@codesourcery.com>
1059 * mkmap-flat.awk, mkmap-symver.awk: If the last version
1060 assigned to a symbol was '%exclude', do not emit it anywhere.
1061 If leading_underscore is true, prefix all symbols from the
1062 version scripts with a leading underscore before comparing
1063 them with nm output or emitting them. Remove support for dot
1065 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
1066 (SHLIB_MAPFILES): Use libgcc-std.ver.
1067 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
1068 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
1069 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
1070 libgcc-excl.ver and libgcc-glibc.ver.
1072 * config/sh/libgcc-excl.ver: New file.
1073 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
1075 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
1077 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
1078 the test when the edge has the opposite meaning, not when
1079 the first argument is invariant.
1081 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
1083 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
1085 (rs6000_complex_function_value): Handle e500 v2 variant.
1087 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
1089 Fix PR tree-optimization/18519
1091 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
1092 * tree-pass.h: Add TODO_cleanup_cfg.
1093 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
1094 (ccp_finalize): Remove call to cleanup_cfg.
1095 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
1096 (pass_cd_dce): Ditto.
1097 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
1098 dump_function_to_file.
1099 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
1101 (pass_ch): Add TODO_cleanup_cfg.
1102 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
1104 (pass_loop_done): Add TODO_cleanup_cfg.
1105 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
1106 (tree_ssa_phiopt): Remove call to cleanup_cfg.
1108 2004-11-16 Devang Patel <dpatel@apple.com>
1110 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
1112 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
1114 * expmed.c, ra-colorize.c: Fix comment typos.
1116 * doc/tm.texi: Fix typos.
1118 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1119 Mark Mitchell <mark@codesourcery.com>
1122 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
1125 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
1127 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
1128 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
1130 2004-11-16 Devang Patel <dpatel@apple.com>
1132 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
1134 2004-11-16 Eric Christopher <echristo@redhat.com>
1136 * config/mips/mips.c: Use rtl _P predicates.
1137 * config/mips/mips.h: Ditto.
1138 * config/mips/mips.md: Ditto.
1140 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
1142 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
1145 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
1147 * config/s390/s390.c (s390_cc_modes_compatible): New function.
1148 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
1150 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
1153 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
1154 before and after the insns for getting GOT address in non-PIC
1155 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
1158 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
1160 * gcc/cse.c (struct change_cc_mode_args): New structure.
1161 (cse_change_cc_mode_insn): New function.
1162 (cse_change_cc_mode): Use validate_change to perfom changes.
1163 (cse_change_cc_mode_insns, cse_condition_code_reg):
1164 Call cse_change_cc_mode_insn.
1166 2004-11-16 Steven Bosscher <stevenb@suse.de>
1170 2004-11-16 Steven Bosscher <stevenb@suse.de>
1172 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
1174 2004-11-15 Dale Johannesen <dalej@apple.com>
1176 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
1178 2004-11-15 Dale Johannesen <dalej@apple.com>
1180 * profile.c (compute_branch_probabilities): Prevent
1181 crash with EH in RTL-based profiling.
1183 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
1185 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
1187 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
1188 * tree-ssa-dom.c (thread_across_edge): Likewise.
1189 * tree-vectorizer.c (vect_transform_loop_bound): Replace
1190 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
1193 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
1194 (tree_flow_call_edges_add): Update the call to
1195 bsi_commit_edge_inserts.
1196 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
1197 * profile.c (branch_prob): Likewise.
1198 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
1199 * tree-sra.c (scalarize_function): Likewise.
1200 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
1201 * tree-ssa-pre.c (fini_pre): Likewise.
1202 * tree-flow.h: Update the prototype for
1203 bsi_commit_edge_inserts.
1205 2004-11-15 Eric Christopher <echristo@redhat.com>
1207 * sched-deps.c (set_sched_group_p): Delete.
1208 (delete_all_dependencies): New function.
1209 (fixup_sched_groups): Use. New function.
1210 (sched_analyze_insn): Use.
1212 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
1214 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
1215 RROTATE_EXPR or unknown code.
1216 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
1217 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
1218 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
1221 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
1224 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
1225 after processing the declarator.
1227 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
1229 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
1231 (altivec_vspltb): Same.
1232 (altivec_vspltw): Same.
1233 (altivec_vspltisb): Same.
1234 (altivec_vspltish): Same.
1235 (altivec_vspltisw): Same.
1236 (altivec_vspltisw_v4sf): Same.
1237 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
1239 Move "End of vector xor's" comment to the right place.
1241 2004-11-15 Steve Ellcey <sje@cup.hp.com>
1243 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
1244 instead of nonimmediate_operand.
1246 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1248 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
1249 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
1250 * config/sol2.c (solaris_output_init_fini): Update calls to
1251 ASM_OUTPUT_CALL. Include "rtl.h".
1253 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1255 * config/sol2-c.c (cmn_err_char_table): Add "p".
1257 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1259 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
1260 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
1262 2004-11-15 Mark Mitchell <mark@codesourcery.com>
1264 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
1265 within the multilib directory.
1267 2004-11-15 Nick Clifton <nickc@redhat.com>
1269 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
1270 builtin assert of cpu=xstormy16.
1272 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
1274 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
1277 2004-11-14 Richard Henderson <rth@redhat.com>
1280 * calls.c (struct arg_data): Add parallel_value.
1281 (precompute_register_parameters): Set it.
1282 (load_register_parameters): Use it.
1283 (store_one_arg): Also set it here.
1285 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
1287 PR tree-optimization/18431
1288 * fold-const.c (associate_trees): Do not produce x + 0.
1289 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
1291 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
1293 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
1294 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
1296 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1298 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
1300 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1302 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
1303 value-prof.c: Fix comment typos.
1305 2004-11-14 Stan Shebs <shebs@apple.com>
1307 Basic ABI changes for passing structs by value in 64-bit Darwin.
1308 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
1309 (rs6000_override_options): Set it for 64-bit Darwin.
1310 (rs6000_parse_abi_options): Add testing options to change it.
1311 (rs6000_return_in_memory): Test whether the type is one
1312 that can be passed in registers.
1313 (darwin64_function_arg_advance): New.
1314 (function_arg_advance): Call it, plus add recursion depth
1315 argument and test when counting off arguments.
1316 (rs6000_darwin64_function_arg): New.
1317 (function_arg): Call it.
1318 (setup_incoming_varargs): Add argument to function_arg_advance.
1319 (rs6000_darwin64_function_value): New.
1320 (rs6000_function_value): Call it.
1321 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
1322 * config/rs6000/rs6000-protos.h: Update decl of
1323 function_arg_advance.
1325 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
1328 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
1329 support TImode before adding __int128_t and __uint128_t types.
1331 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
1334 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
1335 (vect_transform_loop_bound): Set loop->nb_iterations.
1337 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
1338 Andrew Pinski <pinskia@physics.uc.edu>
1341 * tree-vectorize.c (vect_build_loop_niters): Do not insert
1342 NULL into the instruction stream. Initialize new_bb to NULL.
1343 (vect_update_ivs_after_vectorizer): Likewise.
1344 (vect_gen_niters_for_prolog_loop): Likewise.
1346 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
1348 PR tree-optimization/18431
1349 * tree-flow.h (stmt_references_memory_p): Declare.
1350 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
1351 * tree-ssa.c (stmt_references_memory_p): New function.
1353 2004-11-14 Andreas Schwab <schwab@suse.de>
1355 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
1358 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1360 * c-common.c (walk_stmt_tree): Remove.
1361 * c-common.h: Remove the corresponding prototype.
1363 * emit-rtl.c (push_to_full_sequence): Remove.
1364 * rtl.h: Remove the corresponding prototype.
1366 * cselib.c, expr.c: Fix comment typos.
1368 2004-11-13 Richard Henderson <rth@redhat.com>
1370 * calls.c (precompute_register_parameters): Force all PARALLELs
1371 into pseudo registers.
1372 (load_register_parameters): Copy PARALLELs into hard registers.
1373 * function.c (assign_parm_setup_block): Copy PARALLELS into
1374 pseudo registers. Do emit_group_store in conversion_insns.
1375 * expr.c (emit_group_load_1): Rename from emit_group_load, take
1376 tmps as an argument. Move final copy loop ...
1377 (emit_group_load): ... here. New function.
1378 (emit_group_load_into_temps, emit_group_move_into_temps): New.
1379 * expr.h: Declare them.
1381 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1383 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
1384 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
1385 with PHI_CHAIN where appropriate.
1387 2004-11-13 Dale Johannesen <dalej@apple.com>
1389 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
1390 (tree_block_label): Ditto.
1391 (flush_pending_stmts): Ditto.
1392 (insert_edge_copies): Ditto.
1393 (expr_invariant_in_loop_p): Ditto.
1394 (TDF_USE_OPS): Parenthesize definition.
1395 (TDF_USE_VOPS): Ditto.
1397 2004-11-13 David Edelsohn <edelsohn@gnu.org>
1399 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
1400 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
1402 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
1404 2004-11-14 Joseph Myers <joseph@codesourcery.com>
1406 * config/i386/i386.c (override_options): Move loop to set default
1407 tuning to correct place.
1409 2004-11-13 Zak Kipling <zak@transversal.com>
1412 * config/i386/i386.c (classify_argument): Fix infinite loop when
1413 passing object with 3 or more base classes by value.
1415 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1417 * doc/md.texi (constraints) <% modifier>: Mention that it is
1418 useless when the two alternatives are strictly identical.
1420 2004-11-13 Richard Henderson <rth@redhat.com>
1422 * expmed.c (extract_split_bit_field): Temporarily disable call to
1423 extract_force_align_mem_bit_field.
1425 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1427 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
1430 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
1431 lambda-code.c, postreload.c, predict.c, tree-sra.c,
1432 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
1434 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
1436 * doc/install.texi (automake): Correctly document that everything now
1437 will use automake 1.9.3.
1439 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
1442 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
1443 TImode. Sorry for other non-complex larger-than-64-bit modes.
1444 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
1446 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
1448 * doc/install.texi (automake): Document that everything now uses 1.9.
1450 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
1452 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
1455 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1457 * tree.h: Fix comment typos.
1459 2004-11-13 Steven Bosscher <stevenb@suse.de>
1461 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
1462 HARD_REGISTER_NUM_P.
1464 * cselib.c (new_cselib_val): Make comment correct and more detailed.
1465 * flow.c (mark_set_1): Likewise.
1467 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
1468 duplicate_eh_regions): Remove.
1469 * except.h (duplicate_eh_regions): Remove prototype.
1470 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
1471 global_const_equiv_varray): Remove.
1472 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
1473 global_const_equiv_varray, set_label_in_map): Remove prototypes,
1474 extern declaration, and #define.
1475 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
1476 (struct inline_remap): Remove.
1477 * varray.c (struct element): Remove entry for const_equiv_data.
1478 * varray.h (struct const_equiv_data): Remove.
1479 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
1480 (union varray_data_tag) <const_equiv>: Remove.
1481 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
1482 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
1484 * regstack.c (record_label_references): Remove unused function.
1486 * rtl.def (VALUE): Update comment.
1487 (LABEL_REF): Remove unused operand 2.
1488 * rtl.h (struct rtx_def): Update for removed accessor macros.
1489 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
1490 REG_LOOP_TEST_P): Remove.
1491 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
1492 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
1493 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
1495 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
1496 Eric Botcazou <ebotcazou@libertysurf.fr>
1499 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
1501 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
1502 (V32I): New macro for 32-bit modes.
1503 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
1504 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
1505 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
1506 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
1507 one_cmpldi_sp64): Use V64I instead of DI.
1508 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
1509 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
1510 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
1511 (nandv64i_vis, nandv32i_vis): New patterns.
1513 2004-11-12 Mike Stump <mrs@apple.com>
1515 * Makefile.in: Add html support.
1516 * java/Make-lang.in: Likewise.
1517 * fortran/Make-lang.in: Likewise.
1518 * treelang/Make-lang.in: Likewise.
1519 * doc/install.texi: Likewise.
1520 * doc/makefile.texi: Likewise.
1521 * doc/sourcebuild.texi: Likewise.
1523 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1525 * tree-ssa-loop-manip.c: Fix a comment typo.
1527 2004-11-12 Mike Stump <mrs@apple.com>
1529 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
1530 renaming this node to Concept Index.
1531 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
1532 to more closely match gcc.texi.
1534 2004-11-12 Jeff Law <law@redhat.com>
1536 * tree-cfg.c (hashtab.h): Include.
1537 (struct edge_to_case_leader_elt): New structure.
1538 (edge_to_case_leader): New.
1539 (edge_to_case_leader_hash): New hashtable hasing function.
1540 (edge_to_case_leader_eq): New hashtable equality function.
1541 (record_switch_edge): New function.
1542 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
1543 (make_switch_expr_edges): Build the edge-to-case-leader
1544 hash table. Tear down the hash table when we're done.
1545 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
1547 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
1548 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
1549 to use new concept of case leaders to reduce overhead of
1550 redirecting outgoing edges from switch statements.
1551 * tree.c (get_case_label): New function.
1552 * tree.h (CASE_LABEL): Define in terms of get_case_label.
1553 (CASE_LEADER_OR_LABEL): Define.
1555 2004-11-12 Ziemowit Laski <zlaski@apple.com>
1557 * varasm.c (output_addressed_constants): For CONST_DECLs,
1558 output the initializer if present.
1560 2004-11-12 Ziemowit Laski <zlaski@apple.com>
1562 * config/rs6000/darwin.h: Fix confusing typo in comment.
1564 2004-11-12 Devang Patel <dpatel@apple.com>
1566 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
1568 2004-11-12 Devang Patel <dpatel@apple.com>
1570 * tree-if-conv.c (clean_predicate_lists): Use loop header
1573 2004-11-12 Richard Henderson <rth@redhat.com>
1576 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
1577 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1578 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
1579 * config/i386/i386-modes.def (XF): Use it.
1581 2004-11-11 Geoffrey Keating <geoffk@apple.com>
1583 * Makefile.in (macro_list): Use move-if-change to avoid spurious
1586 2004-11-12 Mark Mitchell <mark@codesourcery.com>
1589 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
1590 when deciding whether to pass a variable to
1591 cgraph_varpool_finalize_decl or assemble_variable.
1592 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
1594 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
1596 * tree-vectorizer.c: Fix a comment typo.
1598 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1600 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
1602 2004-11-12 Diego Novillo <dnovillo@redhat.com>
1604 * tree-scalar-evolution.c (analyzable_condition): Remove
1605 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
1607 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
1609 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1610 Remove m505/roe multilib variant.
1612 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1614 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
1615 to load from the stack.
1617 2004-11-12 Richard Henderson <rth@redhat.com>
1619 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
1620 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
1621 * toplev.h (FL2T__): Remove.
1622 (CLZ_HWI): Rename from FL2T_CLZ__.
1624 (floor_log2): Simplify.
1627 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
1629 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
1630 compute the first overlapping iterations.
1632 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
1635 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
1636 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
1638 2004-11-12 Steven Bosscher <stevenb@suse.de>
1640 PR tree-optimization/18419
1641 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
1642 pointer set instead of a bitmap.
1643 (walk_use_def_chains): Create, pass and clean up that pointer_set.
1645 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
1647 (init_alias_info): Allocate and zero it here.
1648 (delete_alias_info): Delete it here.
1649 (collect_points_to_info_for): Use it.
1651 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1653 * alias.c (record_alias_subset, addr_side_effect_eval):
1655 * alias.h: Remove the prototype for record_alias_subset.
1656 * expr.h: Remove the commented-out prototype for
1657 record_alias_subset.
1658 * rtl.h: Remove the prototype for addr_side_effect_eval.
1660 * cfglayout.c (choose_inner_scope): Make it static.
1661 * rtl.h: Remove the corresponding prototype.
1663 * cfgloopmanip.c (update_single_exits_after_duplication,
1664 unloop): Make them static.
1665 * cfgloop.h: Remove the corresponding prototypes.
1667 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
1669 * c-tree.h: Remove the corresponding prototypes.
1671 * explow.c (round_push): Make it static.
1672 * expr.h: Remove the corresponding prototype.
1674 * varasm.c (get_named_section_flags, decl_tls_model): Make
1676 * output.h: Remove the prototype for get_named_section_flags.
1677 * tree.h: Remove the prototype for decl_tls_model.
1679 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1681 * function.c (expand_function_end): Remove an "if" statement
1682 that always triggers.
1683 * stmt.c (expand_null_return_1): Likewise.
1685 2004-11-11 James E. Wilson <wilson@specifixinc.com>
1687 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
1688 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
1689 CLASS_MAX_NREGS): Likewise.
1691 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1693 PR tree-optimization/17742
1694 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
1695 MINUS_EXPR correctly.
1697 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
1699 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1700 Give up as soon as the evolution is known not computable.
1702 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1705 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
1706 mask64_1or2_operand.
1707 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
1708 to spot rlwinm opportunities.
1709 (and64_2_operand): Use mask_1or2_operand.
1710 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
1712 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
1714 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
1715 (vect_update_ivs_after_vectorizer): Update function documentation.
1716 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
1718 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1720 * config/arm/arm.c: Fix a comment typo.
1722 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1724 * bitmap.h (nBITMAP_WORD_BITS): Remove.
1725 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
1726 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
1728 (bitmap_first_set_bit): Return unsigned, use ctzl.
1729 (bitmap_last_set_bit): Remove.
1730 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
1732 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
1733 remove special case code for two word elements.
1734 (bitmap_last_set_bit): Remove.
1735 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
1736 bitmap_first_set_bit with bitmap_empty_p.
1737 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
1738 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
1739 bitmap_last_bit_set.
1741 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1744 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
1747 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
1748 unsigned equality compare when we know the operands are unsigned.
1750 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
1752 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
1753 __PIC__ and __pic__ only if TARGET_ABICALLS.
1754 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
1755 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
1756 -KPIC only if not -mno-abicalls.
1758 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
1759 * config/sparc/linux.h, config/sparc/linux64.h
1760 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
1762 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
1763 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
1764 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
1765 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
1767 2004-11-11 Paul Brook <paul@codesourcery.com>
1769 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
1770 register if current_function_uses_pic_offset_table is set.
1772 2004-11-10 David Edelsohn <edelsohn@gnu.org>
1774 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
1775 Change multi-instruction sequences to new attribute.
1776 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
1777 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
1778 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
1780 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
1782 * tree-data-ref.c (build_classic_dist_vector): If either loop
1783 is outside of the nest we asked about, the dependence can't
1785 (build_classic_dir_vector): Ditto.
1787 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
1789 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
1791 (force_var_cost): Determine cost of addition and multiplication more
1793 (get_computation_cost_at): Add cost for computing address elements to
1796 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
1797 one of the arguments of MINUS_EXPR is an address.
1798 (split_address_to_core_and_offset): New function.
1799 (ptr_difference_const): Handle case when one of the operands is a
1801 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
1802 (ptr_difference_cost): Pass addresses instead of objects to
1803 ptr_difference_const.
1805 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
1807 * tree.c (tree_check_failed): Emit general error if the list of
1808 node types is empty.
1810 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1812 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
1813 argument. When the union is passed in the 6th slot, build a
1814 PARALLEL with only one element.
1815 (function_arg): Adjust call to function_arg_union_value.
1816 (function_value): Likewise.
1818 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
1820 PR tree-optimization/17892
1821 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
1822 MINUS_EXPR operator.
1824 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
1827 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
1828 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
1830 2004-11-10 Steven Bosscher <stevenb@suse.de>
1832 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
1833 (struct basic_block_def): Remove local_set and cond_local_set
1834 fields. Update comment for global_live_at_start.
1835 * flow.c (calculate_global_regs_live): Allocate local_sets and
1836 cond_local_sets here as arrays of bitmaps previously stored in
1837 bb->local_set and bb->cond_local_set. Use xmalloc instead of
1838 obstack allocated bitmaps.
1840 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
1843 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
1846 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
1848 2004-11-09 Jeff Law <law@redhat.com>
1850 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
1851 argument holding last unvisited block. Start search for
1852 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
1853 (connect_infinite_loops_to_exit): Supply last unvisited block
1854 to flow_dfs_compute_reverse_execute.
1856 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
1858 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
1860 (floatunssidf2): Same.
1862 ("extendsfdf2"): New expander.
1863 (*extendsfdf2_fpr): Rename.
1864 (*truncdfsf2_fpr): Same.
1865 (*negdf2_fpr): Same.
1866 (*absdf2_fpr): Same.
1867 (*nabsdf2_fpr): Same.
1868 (*adddf3_fpr): Same.
1869 (*subdf3_fpr): Same.
1870 (*muldf3_fpr): Same.
1871 (*divdf3_fpr): Same.
1873 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
1874 ("spe_fix_truncdfsi2"): Same.
1875 (spe_floatunssidf2): Same.
1876 (spe_floatsidf2): Same.
1878 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1881 * c-common.c (fname_decl): Don't use line number of decl in
1884 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1886 * config/s390/s390-protos.h (s390_pool_operand): Remove.
1887 * config/s390/s390.c (s390_pool_operand): Likewise.
1888 (s390_extra_constraint_str): Handle 'B' constraints.
1889 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
1890 * config/s390/s390.md: Document 'B' constraints.
1891 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
1892 s390_pool_operand to prevent insns with two literal pool
1893 references. Make pattern commutative.
1894 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
1895 'B' constraint instead of s390_pool_operand.
1897 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1899 * tree-cfg.c (create_bb): Remove unnecessary memset.
1901 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1903 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
1904 (thread_block): Call flush_pending_stmt instead of
1907 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1909 * loop-iv.c (iv_number_of_iterations): Make it static.
1910 * cfgloop.h: Remove the corresponding prototype.
1912 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1914 * function.c (combine_temp_slots, assign_parms,
1915 expand_pending_sizes): Make them static.
1916 * tree.h: Remove the corresponding prototypes.
1918 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1920 * emit-rtl.c (copy_most_rtx): Remove.
1921 * rtl.h: Remove the corresponding prototype.
1923 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1925 * cfgloop.c (flow_loops_update): Remove.
1926 * cfgloop.h: Remove the corresponding prototype.
1928 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1930 * conflict.c (mark_reg, conflict_graph_compute): Remove.
1931 * basic-block.h: Remove the prototype for
1932 conflict_graph_compute.
1934 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1936 * tree-if-conv.c (add_to_dst_predicate_list): Change the
1937 second argument to basic_block.
1938 (tree_if_convert_cond_expr): Update call sites.
1940 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1942 * fold-const.c (pedantic_non_lvalue): Make it static.
1943 * tree.h: Remove the corresponding prototype.
1945 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1947 * optabs.c (prepare_operand): Make it static.
1948 * optabs.h: Remove the corresponding prototype.
1950 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1952 * reload1.c (reloads_conflict, gen_reload): Make them static.
1953 * reload.h: Remove the corresponding prototypes.
1955 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1957 * reload.c (refers_to_mem_for_reload_p,
1958 refers_to_regno_for_reload_p): Make them static.
1959 * reload.h: Remove the corresponding prototypes.
1961 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
1962 Eric Botcazou <ebotcazou@libertysurf.fr>
1965 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
1966 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
1967 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
1968 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
1969 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
1970 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
1971 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
1972 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
1973 MODE_VECTOR_INT modes.
1974 (sparc_extra_constraint_check): Add new constraint 'Y'.
1975 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
1976 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
1977 (V64): New mode macro for 64-bit modes.
1978 (movsf): Use V32 for mode instead of SF.
1979 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
1980 alongside 'G' constraint.
1981 (movdf): Use V64 for mode instead of DF.
1982 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
1983 of DF. Add 'Y' constraint alongside 'G' constraint.
1984 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
1987 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1989 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
1990 integer NEG and ABS.
1991 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
1992 ("*negdi2_31"): Reimplement using a splitter.
1993 ("*negdi2_cc", "*negdi2_cconly"): New insns.
1994 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
1995 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
1996 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
1997 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
1998 ("*absdi2_cc", "*absdi2_cconly"): New insns.
1999 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
2000 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
2001 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
2002 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
2003 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
2004 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
2005 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
2006 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
2007 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
2009 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
2011 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
2012 when eliminating an UNSPEC_CMPINT.
2013 (s390_secondary_input_reload_class): Fix test for CC register reload.
2014 (s390_secondary_output_reload_class): Likewise.
2015 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
2016 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
2017 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
2018 insn patterns with splitters.
2020 2004-11-09 David Edelsohn <edelsohn@gnu.org>
2022 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
2023 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
2025 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2027 * tree-phinodes.c (phi_reverse): New.
2028 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
2030 * tree-flow.h: Add a prototype for phi_reverse.
2032 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2034 * tree-ssa-loop-ivopts.c: Fix a comment typo.
2036 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
2039 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
2042 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
2044 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
2045 instead of "arg" in diagnostics.
2047 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
2049 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
2050 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
2051 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
2052 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
2053 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
2054 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
2055 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
2056 config/iq2000/iq2000.c, config/m32r/m32r.c,
2057 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
2058 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
2059 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
2060 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
2061 config/sh/symbian.c, config/stormy16/stormy16.c,
2062 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
2063 and %> as appropriate. Use %' as apostrophe in diagnostics where
2064 applicable. Use %< and %> in place of '' quotes where applicable.
2065 Use %qs in place of %<%s%>. Consistently quote __builtin function
2068 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
2070 * gdbinit.in (pbb, pbm): New macros.
2072 2004-11-08 Jeff Law <law@redhat.com>
2074 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
2075 implementing it inline.
2077 * cfganal.c (find_edge): Search pred->succs or succ->preds,
2078 whichever is shorter.
2080 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2082 * passes.c (rest_of_handle_jump): Remove dead code.
2084 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2086 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
2087 the last used element in the worklist.
2089 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2091 * tree-inline.c (remap_save_expr): Make it static.
2092 * tree-inline.h: Remove the corresponding prototype.
2094 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2096 * tree-ssa-loop-niter.c (upper_bound_in_type,
2097 lower_bound_in_type): Make them static.
2098 * tree.h: Remove the corresponding prototypes.
2100 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2102 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
2104 * tree-ssa-live.h: Remove the corresponding prototypes.
2106 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2108 * tree-if-conv.c (tree_if_conversion): Make it static.
2109 * tree-flow.h: Remove the corresponding prototype.
2111 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2113 * tree-ssa-operands.c (build_ssa_operands): Make it static.
2114 * tree-flow.h: Remove the corresponding prototype.
2116 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
2119 * tree-inline.c (copy_body_r): Change "t = t" to empty
2120 statement instead of "t".
2122 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2124 * modulo-sched.c (create_partial_schedule,
2125 free_partial_schedule, reset_partial_schedule,
2126 ps_add_node_check_conflicts, rotate_partial_schedule): Make
2129 2004-11-08 Richard Henderson <rth@redhat.com>
2131 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
2134 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2136 * sched-deps.c (add_insn_mem_dependence): Make it static.
2137 * sched-int.h: Remove the corresponding prototypes.
2139 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2141 * flow.c (allocate_bb_life_data): Make it static.
2142 * basic-block.h: Remove the corresponding prototype.
2144 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2146 * calls.c (split_complex_values, split_complex_types): Make
2148 * expr.h: Remove the corresponding prototypes.
2150 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
2152 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
2153 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2155 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2157 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
2158 statements that always trigger.
2160 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
2162 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
2163 tree-scalar-evolution.c, tree-ssa-loop-im.c,
2164 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
2165 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
2168 2004-11-08 Ben Elliston <bje@au.ibm.com>
2170 * cgraph.h (cgraph_calls_p): Remove.
2171 * cgraph.c (cgraph_calls_p): Likewise.
2173 * varray.h (varray_copy): Remove.
2174 * varray.c (varray_copy): Likewise.
2176 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
2179 * config/darwin.c (machopic_indirect_data_reference):
2180 Call gen_macho_high and gen_macho_low instead of
2181 checking the mode and calling gen_macho_high_di directly.
2182 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2183 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
2185 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
2186 load_macho_picbase, macho_low, macho_high): Removed.
2187 (builtin_setjmp_receiver): Call gen_macho_high and
2188 gen_macho_low instead of checking the mode and calling
2189 gen_macho_high_di directly.
2190 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
2191 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
2192 Moved from rs6000.md.
2193 (macho_high): New expander.
2194 (macho_high_si): Renamed version of macho_high from rs6000.md.
2195 (macho_low): New expander.
2196 (macho_low_si): Renamed version of macho_low from rs6000.md.
2197 (load_macho_picbase): New expander.
2198 (load_macho_picbase_si): Renamed version of load_macho_picbase
2200 (macho_correct_pic): New expander.
2201 (macho_correct_pic_si): Renamed version of macho_correct_pic
2204 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
2206 * c-decl.c (finish_struct): Use complete sentences for diagnostic
2207 for structures or unions with no members or named members.
2209 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
2211 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
2212 taking address of bit-field by assertion.
2214 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
2216 * config/s390/s390.md (attribute "op_type"): Default to "NN".
2217 (attribute "atype"): Default to "agen".
2218 (attribute "length"): Default to 6.
2219 (define_asm_attibutes): Remove.
2220 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
2221 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
2222 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
2223 Do not set type attribute to "cs" where already default.
2224 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
2226 Do not set type attribute to "other" where already default.
2227 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
2228 "*strlendi", "*strlensi",
2229 "*movmem_long_64", "*movmem_long_31",
2230 "*clrmem_long_64", "*clrmem_long_31",
2231 "*cmpmem_long_64", "*cmpmem_long_31",
2232 "*cmpint_si", "*cmpint_di",
2233 "addti3", "*adddi3_31z", "*adddi3_31",
2234 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
2235 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
2236 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
2237 "*pool_entry", "pool_align", "pool_section_start",
2238 "pool_section_end", "main_pool", "reload_base_31", "pool"):
2239 Do not set op_type attribute to "NN" where already default.
2240 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
2241 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
2242 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
2243 Do not set atype attribute to "agen" where already default.
2244 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
2246 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
2248 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
2250 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
2253 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
2254 R3000 and R4000 macros on IRIX.
2256 2004-11-06 Andreas Schwab <schwab@suse.de>
2259 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
2262 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2264 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
2266 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
2268 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
2269 matches no insns already matched by other reservations.
2270 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
2271 matches no insns already matched by other reservations.
2272 ("x_ss"): Remove, replace by ...
2273 ("x_cs"): ... this new reservation. Check type instead of op_type.
2274 Update bypasses to use x_cs instead of x_ss.
2275 ("x_nn"): Remove, replace by ...
2276 ("x_other"): ... this new reservation. Check type instead of op_type.
2277 Add x_other and x_branch to bypasses.
2278 ("x_vs"): New reservation.
2279 * config/s390/s390.md (attribute "type"): Default according to op_type.
2280 ("*execute"): Set type to "cs".
2282 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2284 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
2285 if we are in GIMPLE.
2287 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
2289 PR rtl-optimization/17933
2290 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
2291 (covers_regno_p): New function. Handle SETs of PARALLEL,
2292 and defer the rest to...
2293 (covers_regno_no_parallel_p): New function.
2295 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2297 * config/sparc/sparc.c (function_arg_record_value_1): Skip
2298 fields with zero length.
2299 (function_arg_record_value_2): Likewise.
2300 (function_arg_record_value_3): Use smallest_mode_for_size
2301 instead of mode_for_size.
2302 (function_arg_union_value): Return naked register for unions
2305 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2307 * config/sparc/sparc.c (scan_record_type): Handle vector types.
2308 (function_arg_slotno): Handle vector types specially.
2309 (function_arg_record_value_1): Split fields with vector type and
2310 BLKmode into their subparts.
2311 (function_arg_record_value_2): Likewise. Be prepared to handle
2312 more than 2 registers per field.
2313 (function_arg_union_value): Increment regno inside the loop.
2314 (function_arg_vector_value): New function.
2315 (function_arg): Use it to split fields with vector type and
2316 BLKmode into their subparts and build a PARALLEL. Treat
2317 other vector types like floats.
2318 (function_value): Likewise.
2319 (sparc_pass_by_reference): Handle vector types.
2320 (sparc_return_in_memory): Likewise.
2322 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2324 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
2325 statement that never triggers.
2327 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
2329 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
2330 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
2331 ("x_fdivd"): Use also for fsqrtd type.
2332 ("x_fdivs"): Use also for fsqrts type.
2333 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
2334 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
2335 ("fix_truncdfsi2_ibm"): Set type to "other".
2336 ("floatdidf2", "floatdisf2"): Do not clobber CC.
2337 ("floatsidf2", "floatsidf2_ieee"): Likewise.
2338 ("floatsisf2", "floatsisf2_ieee"): Likewise.
2339 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
2340 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
2342 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
2343 ("sqrtdf2"): Set type to "fsqrtd".
2344 ("sqrtsf2"): Set type to "fsqrts".
2346 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2348 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
2349 pointer to the last PHI node in the new PHI chain.
2351 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
2353 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
2354 for non-PIC TLS_MODEL_INITIAL_EXEC case.
2356 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2358 * expmed.c: Fix a comment typo.
2360 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2363 * config/i386/cygming.h
2364 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
2366 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2368 * config/sh/sh4a.md: Fix copyright.
2370 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2372 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
2375 2004-11-05 David Edelsohn <edelsohn@gnu.org>
2377 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
2378 when carry not used. Suggested by Torbjorn Granlund.
2380 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
2381 operand[1] unnecessarily. Suggested by Eric Christopher.
2382 (rs6000_adjust_cost): Increase latency of store to wider load.
2383 (rs6000_rtx_costs): mulli only allows 16-bit constants.
2385 2004-11-05 Stan Shebs <shebs@apple.com>
2387 * config/rs6000/rs6000.c (machopic_output_stub): Output
2388 ldu instead of lwzu for 64-bit stubs.
2390 2004-11-05 Richard Henderson <rth@redhat.com>
2392 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
2394 (alpha_expand_unaligned_store): Likewise.
2396 2004-11-05 Richard Henderson <rth@redhat.com>
2398 * expmed.c (extract_force_align_mem_bit_field): New.
2399 (extract_split_bit_field): Call it.
2401 2004-11-05 Richard Henderson <rth@redhat.com>
2403 * ia64.md (UNSPEC_SHRP): New.
2404 (dshift_count_operand): New.
2405 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
2406 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
2408 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2410 * c-typeck.c (output_init_element): Return early if value is
2413 2004-11-05 James E Wilson <wilson@specifixinc.com>
2415 * invoke.texi (-fno-guess-branch-probability): Rewrite.
2417 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
2418 1 to UNSPEC_GR_SPILL.
2420 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
2422 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
2423 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
2425 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
2427 * bitmap.h (enum bitmap_bits): Remove.
2428 (bitmap_operation): Remove.
2429 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2430 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2431 bitmap_xor_into): Prototype.
2432 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
2433 (bitmap_operation): Remove.
2434 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2435 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2436 bitmap_xor_into): New.
2437 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
2439 PR tree-optimization/18307
2440 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
2441 and ORIG being the same node.
2443 2004-11-04 Geoffrey Keating <geoffk@apple.com>
2445 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
2446 (install-mkheaders): Install the version built for the
2447 host, not for the build machine.
2448 * configure.ac: Always run fixincludes.
2449 (all_outputs): Remove mkheaders.
2450 * configure: Regenerate.
2451 * fixinc.in: Move to fixincludes/.
2452 * mkfixinc.sh: Likewise.
2453 * mkheaders.in: Likewise.
2454 * README-fixinc: Likewise.
2456 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
2459 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
2460 equivalent on the A4.
2462 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2464 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
2465 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
2466 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
2467 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
2468 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
2469 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
2470 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
2471 doc/trouble.texi: Correct end-of-sentence markup and markup of
2472 "etc.", "e.g." and "i.e.". Use @code in various places where
2475 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2477 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
2478 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
2479 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
2482 2004-11-04 Mark Mitchell <mark@codesourcery.com>
2484 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
2485 * doc/extend.texi: Document "notshared" attribute.
2487 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2489 * tree-phinodes.c (make_phi_node): Make it static.
2490 * tree.h: Remove the prototypes for make_phi_node.
2492 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2494 * stmt.c (expand_asm, expand_asm_operands): Make them static.
2495 * tree.h: Remove the prototypes for expand_asm and
2496 expand_asm_operands.
2498 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2500 * passes.c (rest_of_compilation): Make it static.
2501 * toplev.h: Remove the prototype for rest_of_compilation.
2503 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2505 * jump.c (cleanup_barriers): Use delete_insn instead of
2507 (delete_barrier): Remove.
2508 * rtl.h: Remove the corresponding prototype.
2510 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2512 * expr.c (mostly_zero_p): Make it static.
2513 * tree.h: Remove the prototype for mostly_zeros_p.
2515 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2517 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
2519 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2521 * builtins.c (expand_builtin_return_addr,
2522 expand_builtin_longjmp, expand_builtin_trap): Make them static.
2523 * expr.h: Remove the prototypes for expand_builtin_longjmp and
2524 expand_builtin_trap.
2525 * tree.h: Remove the prototype for expand_builtin_return_addr.
2527 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2529 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
2530 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
2531 with VAL being NULL.
2533 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2535 * cfghooks.c (delete_basic_block): Remove code to truncate
2538 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
2540 * flow.c (init_propagate_block_info): Change the type of i to
2543 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
2545 PR tree-optimization/18184
2546 * c-typeck.c (comptypes): Do not treat pointers of different
2547 modes or alias-all flags as equivalent.
2548 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
2550 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
2552 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
2553 reference specific C parser files in examples.
2555 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
2558 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
2559 as OP_INOUT if the instruction is predicated.
2561 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2563 * bitmap.h: Fix a comment typo. Follow spelling conventions.
2564 * tree-vectorizer.c: Fix a comment typo.
2566 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2568 * sdbout.c (SDB_GENERATE_FAKE): Remove.
2569 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
2570 * system.h: Poison SDB_GENERATE_FAKE.
2571 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
2573 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
2575 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
2577 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2580 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
2583 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
2585 * predict.c (propagate_freq): Make bitno unsigned. Move
2586 npredecessors update out of loop.
2588 * bitmap.h (bitmap_iterator): Remove word_bit and bit
2589 fields. Rename others.
2590 (bmp_iter_common_next_1, bmp_iter_single_next_1,
2591 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
2592 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
2593 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
2594 bmp_iter_and_next): Remove.
2595 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
2596 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
2598 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
2599 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
2601 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
2602 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
2603 bitmap_and_into, bitmap_ior_into as appropriate.
2604 * except.c (remove_eh_handler): Likewise.
2605 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
2606 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2607 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
2608 * tree-ssa-live.h (live_merge_and_clear): Likewise.
2609 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
2612 * bitmap.c (bitmap_print): Make bitno unsigned.
2613 * bt-load.c (clear_btr_from_live_range,
2614 btr_def_live_range): Likewise.
2615 * caller-save.c (save_call_clobbered_regs): Likewise.
2616 * cfganal.c (compute_dominance_frontiers_1): Likewise.
2617 * cfgcleanup.c (thread_jump): Likewise.
2618 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
2619 * conflict.c (conflict_graph_compute): Likewise.
2620 * ddg.c (add_deps_for_use): Likewise.
2621 * df.c (df_refs_update): Likewise.
2622 * except.c (remove_eh_handler): Likewise.
2623 * flow.c (verify_local_live_at_start, update_life_info,
2624 initialize_uninitialized_subregs, propagate_one_insn,
2625 free_propagate_block_info, propagate_block, find_use_as_address,
2626 reg_set_to_hard_reg_set): Likewise.
2627 * gcse.c (clear_modify_mem_tables): Likewise.
2628 * global.c (global_conflicts, build_insn_chain): Likewise.
2629 * ifcvt.c (dead_or_predicable): Likewise.
2630 * local-alloc.c (update_equiv_regs): Likewise.
2631 * loop.c (load_mems): Likewise.
2632 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
2634 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
2636 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
2637 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
2638 * sched-rgn.c (propagate_deps
2639 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
2640 * tree-dfa.c (dump_dfa_stats
2641 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
2642 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
2644 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
2645 free_temp_expr_table, find_replaceable_exprs): Likewise.
2646 * tree-sra.c (scan_function, scalarize_parms): Likewise.
2647 * tree-ssa-alias.c (init_alias_info,
2648 compute_points_to_and_addr_escape,
2649 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
2650 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
2651 * tree-ssa-live.c (new_tree_live_info, live_worklist,
2652 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
2653 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
2654 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
2655 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
2656 add_call_read_ops): Likewise.
2657 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
2658 * tree-ssa-live.h (num_var_partitions): Return unsigned.
2660 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
2662 PR tree-optimization/18009
2663 * tree-vectorizer.h (enum dr_alignment_support): New type.
2664 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
2665 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
2666 single data_reference (instead of a varray of references).
2667 * tree-vectorizer.c (new_loop_vec_info): Likewise.
2668 (vect_gen_niters_for_prolog_loop): Likewise.
2669 (vect_update_inits_of_drs): Likewise.
2671 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
2672 vect_enhance_data_refs_alignment.
2673 (vect_do_peeling_for_alignment): Likewise.
2674 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
2675 this functionality used to be in vect_analyze_data_refs_alignment.
2676 Also update DR_MISALIGNMENT due to peeling; this functionality used to
2677 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
2678 (vect_analyze_data_refs_alignment): Decision on whether and by how much
2679 to peel moved to vect_enhance_data_refs_alignment. Call
2680 vect_supportable_dr_alignment.
2682 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
2683 (vect_compute_data_refs_alignment): Return bool. Consider return value
2684 of vect_compute_data_ref_alignment and return true/false accordingly.
2685 (vect_enhance_data_refs_alignment): Consider return value of
2686 vect_compute_data_refs_alignment and return true/false accordingly.
2688 (vect_supportable_dr_alignment): New function.
2689 (vectorizable_store): Call vect_supportable_dr_alignment.
2690 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
2691 support checks moved from here to vect_supportable_dr_alignment.
2693 (vect_transform_loop): Avoid 80 columns overflow.
2695 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2697 * timevar.c (timevar_enable): Change from
2699 (timevar_push): Rename to ...
2700 (timevar_push_1): this and remove the
2702 (timevar_pop): Rename to ...
2703 (timevar_pop_1): this and remove the
2705 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
2706 (timevar_pop): New macro.
2707 (timevar_push): New macro.
2708 (timevar_enable): Declare.
2710 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2712 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
2713 libgcc for shared libraries.
2715 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2717 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
2718 * config/s390/s390.c (s390_split_access_reg): New function.
2719 (regclass_map): Add access registers.
2720 (get_thread_pointer): Use access register instead of UNSPEC_TP.
2721 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
2722 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
2723 (TP_REGNUM): New define.
2724 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2725 REG_ALLOC_ORDER): Add access registers.
2726 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
2727 CANNOT_CHANGE_MODE_CLASS): Support access registers.
2728 (enum reg_class): Add ACCESS_REGS.
2729 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2730 (REG_CLASS_FROM_LETTER): Add 't' constraint.
2731 (REGISTER_NAMES): Add access registers.
2732 * config/s390/s390.md (UNSPEC_TP): Remove.
2733 ("*movdi_64"): Add access register alternatives. Provide splitters
2734 to split DImode access register <-> GPR moves into SImode moves.
2735 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
2736 ("movstrictsi"): Likewise.
2737 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
2738 ("set_tp_64", "set_tp_31"): Likewise.
2739 ("*set_tp"): New insn.
2741 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2743 * tree-phinodes.c (resize_phi_node): Copy only a portion of
2744 the PHI node currently in use.
2746 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2749 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
2752 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
2754 PR tree-optimization/18270
2755 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
2756 abnormal edges, commit all pending stmts on incoming edges.
2758 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2760 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
2761 cause extra costs. Generate canonical RTL.
2763 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
2765 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
2766 (lambda_compute_target_space). Ditto.
2767 * lambda.h (lambda_trans_matrix): Ditto.
2768 (lambda_linear_expression): Ditto.
2769 (lambda_body_vector): Ditto.
2770 (lambda_loopnest): Ditto.
2771 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
2772 update comments, and remove pointless addition of 0.
2773 (linear_transform_loops): Update comments.
2775 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
2777 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
2780 2004-11-03 Jeff Law <law@redhat.com>
2782 * predict.c (struct block_info_def): Kill "tovisit" field.
2783 (propagate_freq): Accept new "tovisit" parameter. Change
2784 read/write access methods for "tovisit" to check the "tovisit"
2785 bitmap instead of a bit in block_info_def.
2786 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
2787 it to propagate_freq.
2789 * stmt.c (expand_case): Speed up code to detect duplicate case
2790 label targets and count unique case label targets.
2792 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2794 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
2796 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2798 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
2800 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2802 * tree-cfg.c (find_taken_edge): Abort if we are given a
2803 statement that is neither COND_EXPR nor SWITCH_EXPR.
2805 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
2807 * fold-const.c (fold): Reassociate also (x - mult) + mult and
2808 (mult - x) + mult. Cast operands of expression after applying
2809 distributive law to the correct types. Apply distributive law
2810 to a * c - b * c for all non-float types.
2812 2004-11-02 Geoffrey Keating <geoffk@apple.com>
2814 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
2815 because we don't want to run them now; instead, set them to
2816 stmp-install-fixproto or stmp-install-fixinc.
2817 * Makefile.in (stmp-install-fixproto): New.
2818 (stmp-install-fixinc): New.
2819 * configure: Regenerate.
2821 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2823 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
2826 2004-11-02 Ziemowit Laski <zlaski@apple.com>
2828 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
2829 (c_types_compatible_p): Move function definition...
2830 * c-objc-common.c (c_types_compatible_p): ...here.
2831 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
2834 2004-11-02 Steven Bosscher <stevenb@suse.de>
2836 * cfgloop.h (struct loop): Update comment.
2837 * cse.c (cse_main): Remove obsolete comment.
2839 * expr.h (gen_cond_trap): Move prototype under functions provided
2841 (canonicalize_condition, get_condition): Move to...
2842 * rtl.h (canonicalize_condition, get_condition): ...here.
2843 (branch_target_load_optimize): Add comment that this function is
2845 * loop.c (canonicalize_condition, get_condition): Move to...
2846 * rtlanal.c (canonicalize_condition, get_condition): ...here.
2847 * sched-deps.c (get_condition): Rename to sched_get_condition.
2848 (add_dependence): Update this caller.
2850 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2853 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
2854 that the vops get marked for renaming.
2856 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
2858 * config/s390/s390.md ("movcc"): Set type attribute.
2860 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
2862 * tree-phinodes.c (add_phi_arg): Add an assertion that the
2863 edge already exists.
2865 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
2867 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
2868 element that's being removed.
2870 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
2872 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
2873 arguments using PENDING_STMT.
2874 (thread_block): Call copy_phis_to_block after redirecting an
2877 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2879 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
2880 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
2881 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
2882 (bitmap_ior_and_compl_into): Produce bool.
2883 (bitmap_union_of_diff): Rename to ...
2884 (bitmap_ior_and_compl): ... here. Produce bool.
2885 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
2886 bitmap_operation directly.
2887 (bitmap_union_of_diff): Rename to ...
2888 (bitmap_ior_and_compl): ... here. Return bool, use
2889 bitmap_operation directly.
2890 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
2891 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
2892 * global.c (modify_bb_reg_pav): Likewise.
2894 * bitmap.h (bitmap_equal_p): Return bool.
2895 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
2896 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
2897 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
2898 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
2899 bitmap_intersect_compl_p.
2900 * ifcvt (dead_or_predicable): Likewise.
2902 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2904 PR rtl-optimization/17104
2905 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
2906 loads in zero_extend.
2908 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
2911 * toplev.c (debug_type_names): Remove "dwarf-1".
2913 2004-11-02 Ben Elliston <bje@au.ibm.com>
2915 * timevar.h (timevar_get): Remove.
2916 * timevar.c (timevar_get): Remove unused function.
2918 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
2920 * doc/include/texinfo.tex: Update from Texinfo CVS.
2922 2004-11-02 Ben Elliston <bje@au.ibm.com>
2924 * cppdefault.h (cpp_SYSROOT): Remove.
2925 * cppdefault.c (cpp_SYSROOT): Likewise.
2927 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
2929 PR tree-optimization/16447
2930 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
2931 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
2932 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
2933 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
2934 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
2935 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
2936 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
2937 (identical_copies_p): New. Return true is two copies are the same.
2938 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
2939 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
2941 (perform_edge_inserts): New. Determine what to do with all stmts that
2942 have been inserted on edges.
2943 (remove_ssa_form): Analyze and commit edges from here.
2945 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
2948 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
2949 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
2950 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
2951 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
2953 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
2956 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
2957 parameter declarations.
2959 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
2961 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
2962 (s390_secondary_input_reload_class)
2963 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
2965 (s390_expand_cmpmem): Enable cmpmem implementation.
2966 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
2967 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
2968 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
2969 * config/s390/s390.md ("movcc"): New insn pattern.
2970 * doc/md.texi: Document 'c' constraint for s390.
2972 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
2975 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
2978 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
2980 Fix PR tree-optimization/17672
2981 Fix PR tree-optimization/18168
2983 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
2985 (gcc_tree_to_linear_expression): Add extra to existing constant.
2986 (depth_of_nest): Factor out function used in various places.
2987 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
2989 (find_induction_var_from_exit_cond): Stop guessing, and just
2990 get the right answer :).
2991 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
2992 Print out message about result of attempt to create perfect nest.
2993 (lbv_to_gcc_expression): Add type argument, use it to do math
2994 and induction variable creation.
2995 (lle_to_gcc_expression): Ditto.
2996 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
2997 oldiv. Pass type argument to lle_to_gcc_expression and
2998 lbv_to_gcc_expression.
2999 Reset number of iterations after transformation.
3000 (perfect_nestify): Remove useless pre-allocation, and cleanup
3003 * tree-data-ref.c (build_classic_dist_vector): Return false for
3004 dependences completely outside of the loop nest we asked about.
3005 (build_classic_dir_vector): Ditto.
3006 (compute_data_dependences_for_loop): Only add dependence relations
3007 inside the loop we asked about.
3009 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
3010 Compute immediate uses.
3012 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
3014 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
3016 * tree-cfg.c (thread_jumps): Fix a comment typo.
3018 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
3020 * tree-cfg.c (thread_jumps): Fix a comment typo.
3022 2004-10-31 Nicolas Pitre <nico@cam.org>
3024 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
3025 values smaller than 2^32.
3027 2004-10-31 Jeff Law <law@redhat.com>
3029 * cfgloop.h (struct loop): Remove unused "nodes" field.
3030 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
3031 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
3032 instead of calling flow_bb_inside_loop_p for every basic block
3034 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
3036 2004-10-31 Graham Stott <graham.stott@btinternet.com>
3038 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
3039 INT_5_BITS instead of VAL_5_BITS_P.
3041 2004-10-31 Roger Sayle <roger@eyesopen.com>
3044 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
3045 for consistent quoting in diagnostic messages.
3046 (expand_call_inline): Likewise.
3047 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3048 * tree-ssa.c (warn_uninitialized_var): Likewise.
3049 (warn_uninitialized_phi): Likewise.
3051 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
3053 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
3056 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
3058 * c-common.c: Fix a comment typo.
3060 2004-10-31 Jason Merrill <jason@redhat.com>
3063 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
3064 aggregate types that are not BLKmode.
3066 2004-10-30 Ziemowit Laski <zlaski@apple.com>
3068 * c-common.h (objc_lookup_ivar): Add second parameter to
3070 * c-typeck.c (build_external_ref): After looking up symbol,
3071 pass it to objc_lookup_ivar() to decide whether it or the
3072 ivar should be used, rather than deciding the issue locally.
3073 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
3074 which is simply returned in the non-ObjC case.
3076 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
3078 * sdbout.c (sdbout_symbol): Do not output type .def statements
3081 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
3083 * c-common.c (catenate_strings): New.
3084 (c_parse_error): Use it. Don't over-escape.
3086 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
3088 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
3089 modify the for loop expressions for it. Remove unnecessary casts.
3090 (sh_expand_prologue): Declare reg as unsigned.
3091 (sh_gimplify_va_arg_expr): Initinalize lab_over.
3092 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
3094 2004-10-30 Geoffrey Keating <geoffk@apple.com>
3096 * doc/invoke.texi (Darwin Options): Improve description of
3097 how the subtype is chosen.
3099 2004-10-30 Roger Sayle <roger@eyesopen.com>
3102 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
3103 the stack adjustment, "size", is valid for Pmode. If the stack
3104 frame is too large, generate a trap insn and issue a warning.
3106 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
3108 * tree-ssa-dom.c: Fix comment typos.
3110 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
3112 * config/sh/sh.c (prepare_move_operands): Use operands[0]
3113 for the output rtl if no_new_pseudos is set. Remove redundant
3116 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
3119 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
3120 determining whether to copy parameter types from a previous
3121 prototype declaration.
3123 2004-10-29 Roger Sayle <roger@eyesopen.com>
3125 PR rtl-optimization/17581
3126 * cselib.c (cselib_process_insn): The last instruction of a libcall
3127 block, with the REG_RETVAL note, should be considered in the libcall.
3128 * gcse.c (do_local_cprop): Allow constants to be propagated outside
3130 (adjust_libcall_notes): Use simplify_replace_rtx instead of
3131 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
3133 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
3135 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
3137 2004-10-29 Jeff Law <law@redhat.com>
3139 * tree-ssa-dom.c (struct edge_info): New structure holding
3140 edge equivalences and edge redirection information.
3141 (get_eq_expr_value, record_dominating_conditions): Kill.
3142 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
3143 Call record_edge_info.
3144 (allocate_edge_info, free_edge_info): New.
3145 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
3146 rather than cprop_into_phis. Free all edge infos before threading
3148 (thread_across_edge): Allocate new edge info structures as needed
3149 and store the redirection target into the edge info structure
3150 instead of the edge's AUX field.
3151 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
3152 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
3153 Revamp code which finds and records equivalences associated with
3154 edges to use saved data in the edge_info structure.
3155 (record_equivalencs_from_phis): Similarly.
3156 (dom_opt_finalize_block): Revamp code which finds and records
3157 equivalences associated with edges to use saved data in the
3158 edge_info structure.
3159 (build_and_record_new_cond): New function.
3160 (record_conditions): Use build_and_record_new_cond to record
3161 dominating conditions.
3162 (record_edge_info): New function.
3163 (record_range): Tighten test for conditions which create
3164 useful range records.
3166 2004-10-29 Geoffrey Keating <geoffk@apple.com>
3168 * config/i386/darwin.h (ASM_SPEC): Simplify.
3169 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
3170 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
3171 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
3172 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
3173 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
3174 in all cases. Pass the right -arch or -arch_only based on -mcpu.
3175 (ASM_SPEC): Handle -force_cpusubtype_ALL.
3176 * doc/invoke.texi (Darwin Options): Improve documentation for
3177 Darwin linker (and libtool) switches.
3179 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
3181 2004-10-29 Stan Shebs <shebs@apple.com>
3183 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
3185 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
3187 * tree-phinodes.c (allocate_phi_node): New.
3188 (make_phi_node, resize_phi_node): Use it.
3190 2004-10-29 David Edelsohn <edelsohn@gnu.org>
3192 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
3193 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
3195 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
3197 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
3199 * tree.h (tree_phi_node): Tell the garbage collector to chase
3202 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
3204 * opts.c (decode_options): Lower the crossjump threshold for -Os.
3206 2004-10-29 Diego Novillo <dnovillo@redhat.com>
3208 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
3210 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
3212 * bitmap.h (bitmap_empty_p): New.
3213 (bitmap_and, bitmap_and_into, bitmap_and_compl,
3214 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
3215 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
3217 (bitmap_ior_and_compl): Rename to ...
3218 (bitmap_ior_and_compl_into): ... here.
3219 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
3220 (bitmap_ior_and_compl): Rename to ...
3221 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
3223 (bitmap_union_of_diff): Use renamed bitmap functions.
3224 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
3225 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
3226 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
3227 * df.c (df_bb_rd_local_compute)
3228 * flow.c (calculate_global_regs_live,
3229 init_propagate_block_info): Likewise.
3230 * ifcvt.c (find_if_case_1, find_if_case_2,
3231 dead_or_predicable): Likewise.
3232 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
3233 reset_conflicts, conflicts_between_webs): Likewise.
3234 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
3235 detect_web_parts_to_rebuild): Likewise.
3236 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
3237 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
3238 * tree-sra.c (decide_instantiations): Likewise.
3239 * tree-ssa-alias.c (create_name_tags,
3240 merge_pointed_to_info): Likewise.
3241 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3242 * tree-ssa-loop-im.c (move_computations): Likewise.
3243 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
3244 * tree-ssa-pre.c (fini_pre): Likewise.
3245 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
3246 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
3247 * tree-vectorizer.c (vectorize_loops): Likewise.
3249 2004-10-29 Nick Clifton <nickc@redhat.com>
3251 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
3252 adding the PIC register to the fixed_regs array, also add it
3253 to the call_used_regs array.
3255 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3257 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
3258 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
3260 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
3262 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
3263 (rewrite_blocks): Modify argument, and use it to decide which
3265 (rewrite_def_def_chains): Call rewrite_blocks with true here.
3266 (rewrite_into_ssa): and call it with false here.
3268 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
3270 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
3271 triggers into gcc_assert.
3273 2004-10-28 Diego Novillo <dnovillo@redhat.com>
3275 PR tree-optimization/16728
3276 * tree-flow.h (get_ptr_info): Declare.
3277 * tree-ssa-alias.c (get_ptr_info): Make extern.
3278 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
3281 2004-10-28 Stan Shebs <shebs@apple.com>
3283 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
3284 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
3287 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
3289 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
3290 prevent their later unnecessary registration.
3291 (mf_build_check_statement_for): Remove "addr" argument, and
3292 related "__mf_value" generated code. Update callers.
3293 (mf_decl_eligible_p): New function, factored from mx_register_decls.
3294 (mx_register_decls): Call it.
3295 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
3296 to restore support for complex nested expressions.
3297 (mudflap_enqueue_decl): Simplify. Move registration call emission
3299 (mudflap_finish_file): ... to here.
3300 (mudflap_enqueue_constant): Remove dump code.
3302 2004-10-28 Zack Weinberg <zack@codesourcery.com>
3305 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
3306 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
3307 (dbxout_finish_complex_stabs): Update to match.
3308 (dbxout_symbol_location): Call emit_pending_bincls_if_required
3309 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
3310 dbxout_begin_complex_stabs_noforcetext.
3311 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
3312 N_GSYM, using new SYM parameter. Correct logic for special
3315 * varasm.c (function_section): If DECL is NULL_TREE, don't try
3316 to do anything else. Do not call get_insns if cfun or
3317 cfun->emit are NULL.
3319 2004-10-28 Adam Nemet <anemet@lnxw.com>
3322 * c-typeck.c (c_mark_addressable): Issue error if address of a
3323 register variable is taken. Use "%qD" to print DECL_NAME.
3325 2004-10-28 Diego Novillo <dnovillo@redhat.com>
3327 * opts.c (decode_options): Don't run PRE at -Os.
3329 2004-10-28 Richard Henderson <rth@redhat.com>
3331 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
3332 zero in the conditional.
3333 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
3335 2004-10-28 Richard Henderson <rth@redhat.com>
3337 * cse.c (memory_extend_rtx): Remove.
3338 (cse_main): Don't set it.
3339 (cse_insn): Use a local buffer instead.
3341 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3343 * profile.c (branch_prob): Call to init_edge_profiler added.
3344 * rtl-profile.c (rtl_init_edge_profiler): New function.
3345 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
3346 call to safe_insert_insn_on_edge.
3347 (rtl_profile_hooks): rtl_init_edge_profiler added.
3348 * tree-profile.c (tree_init_edge_profiler): New function.
3349 (tree_profile_hooks): tree_init_edge_profiler added.
3350 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
3352 2004-10-28 Nick Clifton <nickc@redhat.com>
3354 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
3355 emit_jump_insn() to generate the return instruction.
3357 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3359 * tree-phinodes.c: Remove trailing whitespace.
3361 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3363 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3364 * doc/invoke.texi: Fix a typo.
3366 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3368 * Makefile.in (OBJS-common): Remove duplicates.
3370 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3372 * lambda-code.c (nestify_update_pending_stmts): Remove.
3373 (perfect_nestify): Use flush_pending_stmts instead of
3374 nestify_update_pending_stmts.
3375 * tree-cfg.c (tree_make_forwarder_block): Use
3376 flush_pending_stmts.
3377 * tree-flow.h: Add a prototype for flush_pending_stmts.
3378 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
3379 Use flush_pending_stmts.
3380 (lv_update_pending_stmts): Remove.
3381 (tree_ssa_loop_version): Use flush_pending_stmts instead of
3382 lv_update_pending_stmts.
3383 * tree-ssa.c (flush_pending_stmts): New.
3385 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
3388 * final.c (alter_subreg): Compute correct offset to use with
3389 paradoxical SUBREGs of memory operands.
3390 * recog.c (general_operand): Allow paradoxical SUBREGs of
3391 memory operands after reload.
3392 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
3393 has failed when passed a hard register.
3395 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
3397 * function.c (assign_parm_setup_block): Handle parallels correctly.
3399 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3401 * final.c (shorten_branches): Initialize flags structure.
3403 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
3405 * tree.c (int_cst_node, int_cst_hash_table): New variables.
3406 (init_ttree): Initialize them.
3407 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
3408 (build_int_cst_wide): Use hash table for oversized integers.
3410 2004-10-28 Nick Clifton <nickc@redhat.com>
3412 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
3415 2004-10-27 Richard Henderson <rth@redhat.com>
3418 * expr.c (emit_group_load): Don't go force temporary for memory
3420 (emit_group_store): Similarly.
3422 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
3425 * common.opt (--param): Fix spelling of parameter.
3427 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
3430 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
3431 Don't fold statement.
3432 <case ASM_EXPR>: Fold the statement.
3434 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3436 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
3437 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
3439 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
3441 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
3442 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
3443 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
3444 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
3446 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
3448 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
3449 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
3450 punctuation outside quotes.
3452 2004-10-27 David Mosberger <davidm@hpl.hp.com>
3453 James E Wilson <wilson@specifixinc.com>
3456 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
3457 sibcall alloc instruction.
3458 (process_set): Handle sibcall alloc instruction.
3460 2004-10-27 Geoffrey Keating <geoffk@apple.com>
3462 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
3463 SUBTARGET_ATTRIBUTE_TABLE.
3464 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
3465 (SUBTARGET_ATTRIBUTE_TABLE): Define.
3466 * config/darwin.c (darwin_handle_weak_import_attribute): New.
3467 (HAVE_DEAD_STRIP): Delete.
3468 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
3469 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
3472 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
3474 * config/darwin.h (GTHREAD_USE_WEAK): Define.
3476 2004-10-28 Ben Elliston <bje@au.ibm.com>
3478 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
3479 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
3480 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
3481 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
3482 * tree-sra.c: Include "params.h".
3483 (decide_block_copy): Use new parameters.
3484 * doc/invoke.texi (Optimize Options): Document new SRA pass
3485 parameters sra-max-structure-size and sra-field-structure-ratio.
3487 2004-10-27 Nicolas Pitre <nico@cam.org>
3489 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
3491 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
3493 PR tree-optimization/18048
3494 * fold-const.c (try_move_mult_to_index): New function.
3495 (fold): Use try_move_mult_to_index.
3496 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
3497 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
3498 an all-ones unsigned constant without extra bits.
3499 * tree.c (build_low_bits_mask): New function.
3500 * tree.h (build_low_bits_mask): Declare.
3502 2004-10-27 David Edelsohn <edelsohn@gnu.org>
3505 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
3511 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3513 * tree-cfg.c (thread_jumps): Speed up by reordering the two
3514 conditions for entering basic blocks into worklist.
3516 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3518 * tree-cfg.c (thread_jumps): Speed up by pretending to have
3519 ENTRY_BLOCK_PTR in worklist.
3521 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3523 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
3524 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
3526 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
3528 Fix PR tree-optimization/17133
3530 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
3533 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
3534 (get_v_must_def_result_ptr): Modify for new structure of
3536 (get_v_must_def_kill_ptr): New.
3537 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
3538 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
3539 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
3540 (op_iter_init): Initialize new mustu members.
3541 (op_iter_next_mustdef): New function.
3542 (op_iter_init_mustdef): Ditto.
3544 * tree-flow.h (rewrite_def_def_chains): New function.
3546 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
3547 (ssa_mark_def_sites): Ditto.
3548 (rewrite_stmt): Ditto.
3549 (ssa_rewrite_stmt): Ditto.
3550 (rewrite_blocks): Factor out from rewrite_into_ssa.
3551 (mark_def_block_sites): Ditto.
3552 (rewrite_def_def_chains): New function, just rewrites def-def
3553 chains without phi node insertion.
3555 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
3557 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
3559 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
3560 they include the rhs now.
3562 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
3565 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
3567 (mark_really_necessary_kill_operand_phis): New function.
3568 (perform_tree_ssa_dce): Call it.
3569 (pass_dce): Add TODO_fix_def_def_chains.
3570 (pass_cd_dce): Ditto.
3572 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
3574 (rewrite_mem_refs): Ditto.
3576 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
3579 * tree-ssa-operands.c (allocate_v_may_def_optype):
3580 v_may_def_operand_type_t became v_def_use_operand_type_t.
3581 (allocate_v_must_def_optype) Ditto.
3582 (finalize_ssa_v_must_defs): Update for new operand type, as well
3583 as setting the use portion as well.
3584 (copy_virtual_operands): Copy the kill operand as well.
3585 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
3588 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
3589 v_def_use_operand_type.
3590 (v_must_def_optype_d): Use v_def_use_operand_type.
3591 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
3592 (V_MUST_DEF_KILL_*): New macros.
3593 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
3595 Rename existing must_i and num_v_must members to mustd_i and
3597 (SSA_OP_VMUSTDEFKILL): New flag.
3598 (SSA_OP_VIRTUAL_KILLS): New flag.
3599 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
3600 (SSA_OP_ALL_KILLS): New flag.
3601 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
3603 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
3605 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
3606 became V_MUST_DEF_RESULT.
3607 (rename_variables_in_bb): Rename kill pointer as well.
3609 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
3612 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
3614 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
3615 the block that needs it.
3617 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3619 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
3622 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3624 * c-lex.c (cb_def_pragma): Clean up code for making location
3625 palatable to diagnostic.c.
3627 2004-10-27 Steven Bosscher <stevenb@suse.de>
3629 PR tree-optimization/17757
3630 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
3631 without any PHI arguments left. Make sure the argument that
3632 we're supposed to remove exists at all.
3634 2004-10-27 Paul Brook <paul@codesourcery.com>
3636 * configure.ac: Don't test for [build] __cxa_atexit when building a
3638 * configure: Regenerate.
3640 2004-10-27 Paul Brook <paul@codeosurcery.com>
3642 * configure.ac: Use build_exeext not host_exeext when lookin for
3644 * configure: Regenerate.
3646 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
3648 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
3650 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
3651 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
3654 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
3655 to match -fprofile-use.
3657 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3659 * config/rs6000/rs6000.c: Fix a comment typo.
3661 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3663 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
3666 2004-10-27 Andreas Schwab <schwab@suse.de>
3668 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
3670 (default_stabs_asm_out_constructor): Likewise.
3672 2004-10-26 Geoffrey Keating <geoffk@apple.com>
3674 * builtins.c (fold_builtin_unordered_cmp): Always bring both
3675 operands to the same type.
3677 2004-10-26 James E Wilson <wilson@specifixinc.com>
3680 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
3682 2004-10-26 Zack Weinberg <zack@codesourcery.com>
3684 * dbxout.c: Include obstack.h.
3685 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
3687 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
3688 Default-define here.
3689 (DBX_CONTIN_LENGTH): Move definition with others.
3690 (DBX_FINISH_STABS): New target macro.
3691 (current_sym_code, current_sym_value, current_sym_addr)
3692 (current_sym_nchars, CHARS, dbxout_continue)
3693 (print_int_cst_octal, print_octal, print_wide_int)
3694 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
3695 (stabstr_ob, stabstr_last_contin_point): New variables.
3696 (NUMBER_FMT_LOOP): New improper macro.
3697 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
3698 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
3699 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
3700 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
3701 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
3702 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
3703 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
3704 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
3705 New functions and/or proper function-like macros.
3706 (CONTIN): Use stabstr_continue, unconditionally.
3707 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
3708 (dbxout_init): Initialize stabstr_ob. Check
3709 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
3710 if it was used. Use the new interfaces.
3711 (dbxout_source_file): Remove file argument; always write to
3712 asm_out_file. Use the new interfaces.
3713 (dbxout_type_method_1): Remove second argument which is always
3714 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
3715 (dbxout_type_methods): Remove write-only variables. Use the
3717 (dbxout_parms): Refactor to remove code duplicated in each of
3718 several successive if-else-if blocks. Use the new interfaces.
3719 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
3720 (dbxout_source_line, dbxout_finish, dbxout_type_index)
3721 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
3722 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
3723 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
3724 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
3725 Use the new interfaces.
3726 * Makefile.in (dbxout.o): Update dependencies.
3728 * defaults.h: Don't define ASM_STABD_OP.
3729 * output.h: Prototype new dbxout_* interfaces.
3730 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
3731 * varasm.c: Don't define ASM_STABS_OP.
3732 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
3733 Use the new dbxout.c interfaces. Call sorry if neither
3734 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
3736 * xcoffout.h: Don't define ASM_STABS_OP.
3737 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
3738 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
3739 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
3740 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
3741 do { ... } while (0) idiom.
3743 * config/alpha/alpha.c (num_source_filenames): Export.
3744 * config/alpha/alpha.h (num_source_filenames): Declare.
3745 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3746 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
3747 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3748 Always use .debugsym. Update commentary.
3749 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3750 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
3751 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
3753 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
3754 (macho_branch_islands): Use new interfaces.
3756 * doc/tm.texi: Update.
3758 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3760 * expr.c (emit_group_store): Do not treat floats as BLKmode.
3761 (emit_group_load): Same.
3763 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
3765 * c-parse.in (datadef): Use pedwarn rather than error and warning
3766 for diagnostic in case of no declaration specifiers.
3768 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
3771 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
3772 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
3773 can be used to work around this.
3775 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3777 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
3780 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3782 * stmt.c (expand_case): Update a comment.
3784 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3786 * stmt.c (expand_case): Put an assertion that index_expr is
3787 never INTEGER_CST. Don't special case for constant
3790 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
3793 * c-parse.in (designator): Finish with a semi-colon.
3795 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
3797 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
3800 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3802 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
3803 a default case only.
3805 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3807 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
3809 (spe_build_register_parallel): New.
3810 (rs6000_spe_function_arg): Handle e500 doubles.
3811 (function_arg): Same.
3812 (spe_func_has_64bit_regs_p): Same.
3813 (rs6000_function_value): Same.
3814 (rs6000_libcall_value): Same.
3815 (legitimate_lo_sum_address_p): Return false for e500 doubles.
3817 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
3819 (DATA_ALIGNMENT): Same.
3820 (CANNOT_CHANGE_MODE_CLASS): Same.
3822 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3824 * expr.c (emit_group_load): Handle floats.
3825 (emit_group_store): Same.
3827 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
3829 * c-lex.c (get_nonpadding_token): Remove.
3830 (c_lex_with_flags): Push timevar and eat padding here. Improve
3831 stray token diagnostic.
3832 (lex_string): Replace logic with switch statement, eat padding
3835 2004-10-26 Geoffrey Keating <geoffk@apple.com>
3838 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
3840 2004-10-25 Geoffrey Keating <geoffk@apple.com>
3842 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
3844 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
3845 (ASM_MAKE_LABEL_LINKONCE): Delete.
3846 (ASM_WEAKEN_DECL): New.
3847 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
3848 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3849 (TEXT_SECTION_ASM_OP): Add a tab.
3850 (DATA_SECTION_ASM_OP): Likewise.
3851 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
3852 data_section on every section change.
3853 (EXTRA_SECTIONS): Add a bunch of new extra sections.
3854 (EXTRA_SECTION_FUNCTIONS): Likewise.
3855 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
3856 (JCR_SECTION_NAME): Define.
3857 (TARGET_SECTION_TYPE_FLAGS): Don't define.
3858 * config/darwin.c (darwin_encode_section_info): A symbol is defined
3859 in this file if it is not weak.
3860 (textcoal_section): Delete.
3861 (datacoal_section): Delete.
3862 (darwin_make_decl_one_only): Delete.
3863 (machopic_select_section): Handle functions.
3864 (darwin_asm_named_section): Add a tab.
3865 (darwin_section_type_flags): Delete.
3866 (darwin_unique_section): Delete contents.
3867 (darwin_emit_unwind_label): Add a tab. Make decls weak if
3869 * config/darwin-protos.h (darwin_section_type_flags): Delete.
3870 (darwin_make_decl_one_only): Delete.
3871 (text_coal_section): New.
3872 (text_unlikely_section): New.
3873 (text_unlikely_coal_section): New.
3874 (const_coal_section): New.
3875 (data_coal_section): New.
3876 (const_data_coal_section): New.
3877 * varasm.c (function_section): Honour
3878 USE_SELECT_SECTION_FOR_FUNCTIONS.
3879 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
3880 TARGET_USES_WEAK_UNWIND_INFO is in effect.
3881 * dbxout.c (dbxout_source_file): Don't change sections while
3882 a function is being output.
3884 2004-10-25 David Ayers <d.ayers@inode.at>
3886 * c-common.h: Remove RID_ID.
3887 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
3888 (typespec_reserved_attr): Add rule for TYPENAME
3889 non_empty_protocolrefs.
3890 (yylexname): Remove special handling of RID_ID.
3892 2004-10-25 James E Wilson <wilson@specifixinc.com>
3894 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
3896 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
3899 * c-parse.in (array_designator): New.
3900 (designator): Use it.
3901 (initelt): Only permit array_designator without '=', not ".foo".
3903 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
3904 * gcc/Makefile.in: removed ggc for cgraphunit.
3905 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
3906 * gcc/cgraph.h: removed static var analysis data structures and calls.
3908 cgraph_mark_local_and_external_functions:changed name to
3909 cgraph_mark_local_functions
3910 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
3911 cgraph_reset_static_var_maps,get_global_static_vars_info,
3912 get_global_statics_not_read,get_global_statics_not_written,searchc,
3913 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
3914 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
3915 scan_for_static_refs,cgraph_characterize_statics_local,
3916 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
3918 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
3919 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
3921 * gcc/tree-flow.h static_vars_info: removed
3922 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
3923 removed calls to static vars analysis.
3924 get_call_expr_operands: removed callee variable.
3926 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
3928 * cfg.c (unchecked_make_edge, redirect_edge_succ,
3929 redirect_edge_pred): Use VEC_safe_push instead of
3931 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3933 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
3935 * cfgloopmanip.c (loopify): Take two more arguments true_edge
3937 * cfgloop.h: Adjust the corresponding prototype.
3938 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
3939 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
3941 2004-10-25 Jakub Jelinek <jakub@redhat.com>
3943 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
3944 DECL_INCOMING_RTL is NULL.
3946 2004-10-25 Steven Bosscher <stevenb@suse.de>
3948 * timevar.def (TV_FIND_REFERENCED_VARS): New.
3949 * tree-dfa.c (pass_referenced_var): Use it.
3951 2004-10-25 Roger Sayle <roger@eyesopen.com>
3952 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3954 * cse.c: Change encoding of quantity numbers to avoid undefined
3955 pointer arithmetic on qty_table.
3956 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
3957 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
3958 (new_basic_block): Assign "real" quantity numbers from zero.
3959 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
3960 REG_QTY to its unique negative value.
3961 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
3962 (cse_main): Don't include max_reg when determining max_qty.
3963 (cse_basic_block): Avoid subtracting a large offset from qty_table,
3964 which causes undefined C99 behaviour. Only allocate needed memory.
3966 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
3968 * stmt.c (expand_case): Remove an obsolete comment.
3970 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
3973 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
3974 layout_type as it is already done by build_array_type.
3975 * tree.c (build_array_type): Layout the type even
3977 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
3979 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
3981 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
3983 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
3984 with wider-than-32-bit HOST_WIDE_INTs.
3986 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
3988 * config/mips/mips.c(mips_output_filename): Remove unused
3989 array ltext_label_name
3991 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
3993 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
3995 2004-10-25 Ben Elliston <bje@au.ibm.com>
3997 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
3999 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4001 * predict.c (predict_loops): Call scev_finalize instead of
4004 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
4006 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
4007 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
4008 config/sh/ushmedia.h, config/sparc/elf.h,
4009 config/sparc/sp64-elf.h: Update copyright.
4011 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
4013 * stmt.c (expand_case): Handle the default label outside of
4014 the for loop. Remove code to handle a missing default label.
4016 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
4018 * dbxout.c (dbxout_function_decl): Don't use
4019 DBX_OUTPUT_FUNCTION_END.
4020 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
4021 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
4023 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4026 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
4028 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
4030 * tree-ssa-dom.c (record_equality): Use loop depth to determine
4031 which way to record the equality as well.
4032 (loop_depth_of_name): New function.
4034 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
4037 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
4038 through the operand if it is a useless type conversion.
4040 2004-10-23 Ben Elliston <bje@au.ibm.com>
4042 * cfg.c (remove_edge): Use VEC_unordered_remove.
4043 (redirect_edge_succ): Likewise.
4044 (redirect_edge_pred): Likewise.
4045 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4047 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4049 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
4052 2004-10-22 Eric Christopher <echristo@redhat.com>
4054 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
4057 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
4059 * config/rs6000/spe.md (spe_extendsfdf2): New.
4060 (movdf_e500_double): New.
4061 (spe_truncdfsf2): New.
4068 (spe_floatsidf2): New.
4069 (spe_floatunssidf2): New.
4070 (fix_truncdfsi2): New.
4071 (spe_fixuns_truncdfsi2): New.
4073 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
4074 (fpr_truncdfsf2): New.
4075 (negdf2): Change to expander.
4077 (fpr_nabsdf2): Name pattern.
4078 (adddf3): Change to expander.
4080 (subdf3): Change to expander.
4082 (muldf3): Change to expander.
4084 (divdf3): Change to expander.
4086 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
4087 (cmpdf): Allow for TARGET_E500_DOUBLE.
4089 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4091 * c-semantics.c (re_push_stmt_list): Remove.
4092 * c-common.h: Remove the corresponding prototype.
4094 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4096 * stmt.c (asm_op_is_mem_input): Remove.
4097 * tree.h: Remove the corresponding prototype.
4099 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4101 * tree-gimple.c (is_gimple_constructor_elt): Remove.
4102 * tree-gimple.h: Remove the corresponding prototype.
4104 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4106 * varasm.c (get_pool_mode_for_function, get_pool_offset):
4108 * rtl.h: Remove the corresponding prototypes.
4110 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4112 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
4113 edge information when we commit ourselves to threading a
4116 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4118 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
4119 into worklist instead of their indexes.
4121 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4123 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
4124 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
4125 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
4126 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
4127 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
4128 tree-scalar-evolution.c, tree-ssa-dom.c,
4129 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
4130 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
4131 tree-vectorizer.c, vec.h: Fix comment formatting.
4133 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4135 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
4136 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
4138 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
4140 * config/ptx4.h, config/mcore/mcore-pe.h,
4141 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
4143 2004-10-22 Peter Barada <peter@the-baradas.com>
4145 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
4146 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
4147 renaming of non-live registers in interrupt functions.
4148 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
4150 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
4152 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
4153 Use integer for loop counter.
4154 (num_ending_zeros): New function.
4155 (number_of_iterations_cond): Use num_ending_zeros.
4157 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
4159 * config.gcc: Add support for --enable-e500_double.
4161 * config/rs6000/e500-double.h: New file.
4163 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
4166 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
4169 * config/rs6000/linuxspe.h: Same.
4171 * doc/invoke.texi (Option Summary): Document new options for
4173 (RS/6000 and PowerPC Options): Same.
4175 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
4177 (rs6000_override_options): Use it. Use
4178 SUB3TARGET_OVERRIDE_OPTIONS.
4179 Add 8548 to processor_target_table.
4180 (rs6000_legitimate_address): Handle e500 doubles.
4181 (rs6000_legitimize_address): Same.
4182 (rs6000_legitimize_reload_address): Same.
4183 (rs6000_hard_regno_nregs): Same.
4184 (spe_func_has_64bit_regs_p): Same.
4185 (emit_frame_save): Same.
4186 (gen_frame_mem_offset): Same.
4187 (rs6000_dwarf_register_span): Same.
4188 (rs6000_generate_compare): Same.
4189 (easy_fp_constant): Same.
4190 (legitimate_offset_address_p): Same.
4192 * config/rs6000/spe.md: (cmdfeq_gpr): New.
4201 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4203 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
4205 2004-10-21 Zack Weinberg <zack@codesourcery.com>
4207 * dbxout.c: Remove unnecessary #undefs.
4208 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
4209 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
4210 definition into use sites.
4211 (cwd): Make local to dbxout_init.
4212 (dbxout_init): Restructure cwd-using logic for clarity. Use
4214 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
4215 STABS_GCC_MARKER folded in here.
4216 * system.h: Poison now-unused macros.
4217 * doc/tm.texi: Remove documentation of now-unused macros.
4219 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4222 * c-opts.c (push_command_line_include): Use the current file
4223 name instead of the main one.
4225 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4228 * tree.c (staticp): A CONST_DECL has static storage if either
4229 TREE_STATIC or DECL_EXTERNAL is set.
4230 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
4233 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4235 * expr.c (store_expr): Remove dont_store_target.
4237 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4239 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
4241 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4243 * tree-cfg.c (thread_jumps): Move a part of it to ...
4244 (thread_jumps_from_bb): ... here.
4246 2004-10-21 David Edelsohn <edelsohn@gnu.org>
4248 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
4249 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
4251 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
4253 * expr.c (store_expr): Clean up by renaming want_value to
4256 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4258 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
4261 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
4264 * expmed.c (store_bit_field): Pass original 'value' before
4267 2004-10-21 Nicolas Pitre <nico@cam.org>
4269 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
4270 * config/arm/ieee754-df.S: Ditto.
4272 2004-10-20 Zack Weinberg <zack@codesourcery.com>
4274 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
4275 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
4277 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
4278 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
4279 an internal label and an N_SLINE .stabn whose value is the
4280 difference between that label and the function entry label.
4281 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
4282 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
4283 label and an N_SO stab with an empty string referring to it.
4284 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
4285 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
4286 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
4287 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
4288 macro is never defined.
4289 * sdbout.c (sdbout_source_line_counter): Delete.
4290 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
4291 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
4293 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
4295 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
4296 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
4297 definitions (identical to default).
4298 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
4299 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
4300 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
4301 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
4302 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
4303 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
4304 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
4305 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
4306 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
4307 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
4308 (sym_lineno): Delete.
4309 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
4310 now-unused variable.
4311 (alpha_output_lineno): Delete.
4312 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
4313 * config/mips/mips.c (mips_output_filename): Don't use
4314 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
4315 (mips_output_lineno): Delete.
4316 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
4317 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
4318 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
4319 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
4320 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
4321 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
4322 * config/mmix/mmix.h: Likewise.
4323 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
4324 * config/mmix/mmix-protos.h: Don't prototype it.
4325 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
4326 no need to #undef ASM_OUTPUT_SOURCE_LINE.
4327 * config/arm/aout.h: Remove RISCiX-specific definition of
4328 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
4329 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
4330 ASM_OUTPUT_SOURCE_LINE.
4331 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
4332 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
4333 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
4335 * doc/tm.texi: Update.
4337 2004-10-20 Richard Henderson <rth@redhat.com>
4339 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
4341 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
4343 * configure.ac: Revert my previous patch.
4344 * configure: Regenerate.
4346 2004-10-20 Ben Elliston <bje@au.ibm.com>
4348 * config/rs6000/rs6000.c
4349 (rs6000_va_start): Use build_va_arg_indirect_ref.
4350 (rs6000_gimplify_va_arg): Likewise.
4352 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
4355 * configure.ac: Declare AM_LANGINFO_CODESET.
4356 * aclocal.m4: Define AM_LANGINFO_CODESET.
4357 * configure, config.in: Rebuilt.
4359 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
4361 * expr.c (store_expr): Remove code that is run when
4362 want_value & 1 is nonzero.
4364 2004-10-20 Mark Mitchell <mark@codesourcery.com>
4366 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
4367 from function pointer to void *.
4369 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
4372 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
4373 the frame pointer adjustment when exception handling is enabled.
4375 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
4377 * stor-layout.c: Fix a comment typo.
4379 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
4381 * expr.c (store_field): Remove two arguments value_mode and
4383 (expand_assignment, store_constructor_field,
4384 expand_expr_real_1): Adjust calls to store_field.
4386 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
4388 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
4391 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
4392 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
4393 base and index register for loads.
4395 * config/arc/t-arc: Fix multilib handling.
4397 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
4399 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
4400 don't inspect BLOCK_FOR_INSN for barriers.
4401 * emit-rtl.c (emit_barrier_before): Revert last change.
4402 (emit_barrier_after, emit_barrier): Ditto.
4404 * doc/extend.texi (Extended Asm): Warn and provide example
4405 solution for using a call-clobbered asm register.
4406 (Local Reg Vars): Similar. Cross-reference example.
4408 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
4410 * tree-cfg.c (group_case_labels): Look at the second to last
4411 case statement for combing with the default case.
4413 2004-10-19 Richard Hendeson <rth@redhat.com>
4416 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
4418 2004-10-19 Richard Hendeson <rth@redhat.com>
4420 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
4421 succeeds, only expand the result.
4423 2004-10-19 Richard Hendeson <rth@redhat.com>
4426 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
4429 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
4431 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
4434 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
4436 * expr.c (expand_assignment): Remove the last argument.
4437 Change the return type to void.
4438 * expr.h: Update the prototype of expand_assignment.
4439 * function.c (assign_parm_setup_reg): Update a call to
4441 * stmt.c (expand_asm_expr): Likewise.
4443 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
4445 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
4446 unnecessary assignments to temp. Return const0_rtx.
4448 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4450 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
4452 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
4454 * configure.ac (powerpc-*-darwin*): Require assembler to support
4456 * configure: Regenerate.
4458 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4460 * reload1.c (ior_hard_reg_set): Remove.
4461 (finish_spills): Use IOR_HARD_REG_SET instead of
4464 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4466 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
4467 the currently visited word to right.
4469 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4472 * expmed.c (expand_smod_pow2): Handle modes whose size
4473 is greater than that of HOST_WIDE_INT.
4475 2004-10-18 Ziemowit Laski <zlaski@apple.com>
4477 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
4479 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4480 Roger Sayle <roger@eyesopen.com>
4483 * dojump.c (discard_pending_stack_adjust): New function.
4484 (clear_pending_stack_adjust): Call it.
4485 * expr.h (discard_pending_stack_adjust): Declare it.
4486 * explow.c (emit_stack_save): Emit pending stack adjustments
4487 before saving the stack pointer.
4488 (emit_stack_restore): Discard pending stack adjustments before
4489 restoring the stack pointer.
4491 2004-10-18 Richard Henderson <rth@redhat.com>
4493 * c-common.c (handle_mode_attribute): Allow scalar->vector
4496 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4498 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
4499 value to expand_assignment.
4501 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4503 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
4505 (thread_jumps): Iterate until no new forwarder block arises.
4507 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4509 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
4510 (thread_jumps): Use forwardable as cache of
4511 tree_forwarder_block_p throughout the function.
4513 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
4515 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
4517 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
4521 * tree-cfg.c (remove_bb): If we have a label expression in the
4522 basic block and the label we have taken the address, move the
4523 label expression to the basic block which is previous in the
4525 (tree_verify_flow_info): Fix printing out the label name of the
4526 problematic label expression.
4528 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
4530 PR rtl-optimization/18002
4531 * simplify-rtx.c (mode_signbit_p): Externalize function...
4532 * rtl.h (mode_signbit_p): ... to here.
4533 * combine.c (simplify_shift_const): Recognize PLUS signbit as
4534 canonical form of XOR signbit and move to outer op.
4536 2004-10-18 Diego Novillo <dnovillo@redhat.com>
4538 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
4540 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
4541 Don't call fold_stmt more than once, use bsi_replace.
4543 2004-10-18 Diego Novillo <dnovillo@redhat.com>
4545 PR tree-optimization/17656
4546 * tree-ssa.c (replace_immediate_uses): When replacing a
4547 constant, if the call to fold_stmt produced a different
4548 statement, get an appropriate statement pointer by scanning
4551 2004-10-18 Richard Henderson <rth@redhat.com>
4553 * pointer-set.c (hash1): Don't use libm functions in fallback case.
4555 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
4558 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
4559 (stage1-start): Remove and copy libunwind.a and
4560 libunwind*$(SHLIB_EXT) instead of libunwind*.
4561 (stage2-start): Likewise.
4562 (stage3-start): Likewise.
4563 (stage4-start): Likewise.
4564 (stageprofile-start): Likewise.
4565 (stagefeedback-start): Likewise.
4567 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
4568 the shared library to be created and don't remove the existing
4570 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
4571 * config/i386/t-nwld (SHLIB_LINK): Likewise.
4572 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
4573 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
4574 * config/sh/t-linux (SHLIB_LINK): Likewise.
4575 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
4576 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
4577 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
4578 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
4580 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
4583 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4585 * basic-block.h (reg_set_iterator): New.
4586 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
4587 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
4588 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
4589 * caller-save.c (save_call_clobbered_regs): Adjust to the new
4591 * cfgcleanup.c (thread_jump): Likewise.
4592 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
4593 * conflict.c (conflict_graph_compute): Likewise.
4594 * flow.c (verify_local_live_at_start, update_life_info,
4595 initialize_uninitialized_subregs, propagate_one_insn,
4596 init_propagate_block_info, free_propagate_block_info,
4597 propagate_block, dump_regset): Likewise.
4598 * global.c (global_conflicts): Likewise.
4599 * graph.c (start_bb): Likewise.
4600 * local-alloc.c (update_equiv_regs): Likewise.
4601 * loop.c (load_mems): Likewise.
4602 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
4603 find_reg, finish_spills): Likewise.
4604 * resource.c (mark_target_live_regs): Likewise.
4605 * sched-deps.c (sched_analyze_insn): Likewise.
4606 * sched-rgn.c (sched-rgn.c): Likewise.
4607 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
4609 2004-10-18 Jakub Jelinek <jakub@redhat.com>
4611 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
4612 operand 1 instead of 2
4614 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4616 * loop-unroll.c: Fix comment typos.
4618 2004-10-18 Revital Eres <eres@il.ibm.com>
4620 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
4621 * loop-unroll.c: Include varray.h.
4622 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
4623 opt_info and expand it to support variable expansion.
4624 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
4625 expand it to support variable expansion.
4626 (pt_info_start_duplication): Rename si_info_start_duplication.
4627 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
4628 to the variable expansion optimization.
4629 (free_opt_info): Rename free_si_info.
4630 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
4631 expand_var_during_unrolling, insert_var_expansion_initialization,
4632 combine_var_copies_in_loop_exit, release_var_copies,
4633 get_expansion): New functions.
4634 (peel_loop_completely, unroll_loop_constant_iterations,
4635 unroll_loop_runtime_iterations, peel_loop_simple,
4636 unroll_loop_stupid): Change uses of struct si_info
4638 and add uses of fvariable-expansion-in-unroller flag.
4639 * params.def: Add parameter to restrict the number of expansions.
4640 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
4641 the number of expansions.
4642 * common.opt: (fvariable-expansion-in-unroller): New flag.
4643 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
4645 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4647 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
4648 __GXX_MERGED_TYPEINFO_NAMES to 0.
4650 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
4652 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
4653 handle barriers in a bb by checking that it points to a NULL bb.
4654 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
4655 (emit_barrier_after, emit_barrier): Ditto.
4657 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
4659 * doc/extend.texi (Attribute Syntax): Clarify details of
4660 attributes on parameters.
4662 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
4664 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
4667 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4670 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4672 * c-typeck.c (default_function_array_conversion): Always create
4673 &a[0] for array types.
4674 (build_unary_op): Do not fold &a[x] into a + x.
4676 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4679 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
4680 block if there is a goto with a locus.
4682 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
4684 * config/elfos.h, config/gofast.h, config/interix.h,
4685 config/netbsd.h, config/svr3.h, config/vxworks.h,
4686 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
4687 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4688 config/alpha/netbsd.h, config/arm/arm-modes.def,
4689 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
4690 config/cris/aout.h, config/frv/frv-modes.def,
4691 config/i386/beos-elf.h, config/i386/gas.h,
4692 config/i386/i386-coff.h, config/i386/i386-modes.def,
4693 config/i386/linux.h, config/i386/linux64.h,
4694 config/i386/mingw32.h, config/i386/netbsd-elf.h,
4695 config/i386/netbsd64.h, config/i386/sco5.h,
4696 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
4697 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
4698 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
4699 config/mips/mips-modes.def, config/mips/sdb.h,
4700 config/mips/vr.h, config/mips/vxworks.h,
4701 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4702 config/pa/pa32-linux.h, config/rs6000/40x.md,
4703 config/rs6000/7450.md, config/rs6000/8540.md,
4704 config/rs6000/linuxspe.h, config/rs6000/power4.md,
4705 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
4706 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
4707 config/s390/s390-modes.def, config/sh/elf.h,
4708 config/sh/sh-modes.def, config/sh/sh64.h,
4709 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
4710 config/stormy16/stormy16.md, config/v850/v850-protos.h,
4711 config/vax/vax.md: Update copyright.
4713 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
4715 * expr.c (expand_expr_real_1): Remove an obsolete comment.
4717 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4719 * c-typeck.c (default_function_array_conversion): Always create
4720 &a[0] for array types.
4721 (build_unary_op): Do not fold &a[x] into a + x.
4723 2004-10-17 Jakub Jelinek <jakub@redhat.com>
4725 * pointer-set.c (hash1): Use integer part of 2^64 / phi
4726 instead 2^32 / phi if long is 64-bit.
4728 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
4730 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
4732 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
4734 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
4735 __ptrextent__, __ptrvalue and __ptrvalue__.
4736 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
4739 2004-10-16 Dale Johannesen <dalej@apple.com>
4741 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
4743 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4745 PR tree-optimization/17766
4746 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
4747 (dom_info_available_p): Declare.
4748 * cfghooks.c (split_block, make_forwarder_block): Use
4749 dom_info_available_p.
4750 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
4751 free_dominance_info, verify_dominators): Ditto.
4752 (dom_info_available_p): New function.
4753 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
4754 (thread_jumps): Use dom_info_available_p.
4755 * tree-complex.c (expand_complex_div_wide): Ditto.
4756 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4758 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4760 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
4761 (find_best_candidate): Take also important candidates into account.
4762 (find_optimal_iv_set): Initialize important_candidates bitmap.
4764 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4766 PR tree-optimization/17560
4767 * predict.c (tree_estimate_probability): Mark irreducible
4770 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4772 PR rtl-optimization/17723
4773 * cfgcleanup.c (merge_memattrs): Handle case when
4774 MEM_SIZE == NULL_RTX.
4776 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
4778 * toplev.c (dump_file_name): Change type to be const.
4780 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
4782 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
4783 non_lvalue to stop something being a null pointer constant.
4785 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
4787 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
4788 available for TARGET_FPRS.
4789 (FUNCTION_VALUE_REGNO_P): Same.
4791 2004-10-15 Geoffrey Keating <geoffk@apple.com>
4793 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4794 -maltivec in same style as other ISA options.
4796 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
4798 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
4801 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
4803 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
4804 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
4805 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
4806 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
4807 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
4808 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
4809 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
4810 predict.def, predict.h, protoize.c, reload.h, resource.h,
4811 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
4812 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
4813 unwind-sjlj.c, value-prof.h: Update copyright.
4815 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
4817 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
4819 2004-10-15 Diego Novillo <dnovillo@redhat.com>
4821 * tree-optimize.c (execute_one_pass): Stop timer right after
4824 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4827 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4830 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
4831 (remove_useless_stmts_1): Fold trees we know how to fold.
4833 2004-10-14 David Edelsohn <edelsohn@gnu.org>
4835 * configure.ac: Add .machine power4 directive when testing for
4837 * configure: Regenerate.
4839 2004-10-14 Geoffrey Keating <geoffk@apple.com>
4841 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
4843 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4845 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
4848 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
4850 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
4851 for 'f' if !TARGET_FPRS.
4853 2004-10-14 Richard Henderson <rth@redhat.com>
4856 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
4858 2004-10-14 Richard Henderson <rth@redhat.com>
4861 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
4863 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
4864 instaed of current_function_decl non-null.
4866 2004-10-14 Matt Austern <austern@apple.com>
4868 * pointer-set.c: New file, special-purpose hash table.
4869 * pointer-set.h: New file.
4870 * tree.h (struct pointer_set_t): Declare as opaque type.
4871 (tree_walk): Last argument is pointer_set_t* now.
4872 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
4874 (walk_tree): Convert from htab_t to pointer_set_t for keeping
4875 track of which nodes have already been visited.
4876 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
4877 * cgraphunit.c (cgraph_create_edges): Likewise.
4878 (cgraph_characterize_statics_local): Likewise.
4879 * tree-dfa.c (collect_dfa_stats): Likewise.
4880 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
4882 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
4883 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
4884 of walk_subtrees is pointer_set_t* now.
4885 * Makefile.in (OBJS-common): add pointer-set.o
4886 (tree-inline.o): Depends on pointer-set.h
4887 (tree-dfa.o): Likewise
4888 (cgraphunit.o): Likewise
4890 2004-10-14 Geoffrey Keating <geoffk@apple.com>
4892 * config/rs6000/darwin.h (ASM_SPEC): Delete.
4893 (TARGET_ASM_FILE_START): Define.
4894 * config/darwin.h (ASM_SPEC): Define.
4895 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
4896 -mlong-double-128, it's the default. Update comment about reason
4897 for force_cpusubtype_ALL.
4898 * config/rs6000/darwin-vecsave.asm: Supply .machine.
4899 * config/rs6000/darwin-world.asm: Likewise.
4900 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
4901 (symbolic_operand): Delete #if 0ed code.
4903 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4905 * stmt.c (add_case_node): Make sure that we have integer
4906 constant before calling tree_int_cst_compare.
4908 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4912 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
4913 (remove_useless_stmts_1): Fold trees we know how to fold.
4915 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
4917 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
4918 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
4921 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
4923 * reload.c (find_reloads): When reloading a PLUS with constant
4924 operand, make sure the constant is pushed to the constant pool
4926 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
4927 reload bug workaround.
4928 (s390_expand_plus_operand): Likewise.
4930 2004-10-14 David Edelsohn <edelsohn@gnu.org>
4932 * opts.c (common_handle_option): Do not enable
4933 flag_speculative_prefetching for -fprofile-generate/use.
4935 2004-10-14 Devang Patel <dpatel@apple.com>
4938 * tree-if-conv.c (process_phi_nodes): Process latch block.
4939 (combine_blocks): Process latch block and update loop structure.
4941 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
4943 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
4944 (vect_update_ivs_after_vectorizer):
4945 (vect_transform_for_unknown_loop_bound):
4946 (tree_duplicate_loop_to_edge):
4947 (allocate_new_names):
4950 (rename_variables_in_bb):
4952 (rename_variables_in_loop):
4954 (update_phis_for_duplicate_loop):
4955 (update_phi_nodes_for_guard):
4956 (make_loop_iterate_ntimes):
4957 (tree_duplicate_loop_to_edge_cfg):
4959 (vect_analyze_loop_with_symbolic_num_of_iters):
4960 (verify_loop_for_duplication):
4961 (vect_gen_niters_for_prolog_loop):
4962 (vect_update_niters_after_peeling):
4963 (vect_update_inits_of_dr):
4964 (vect_update_inits_of_drs):
4965 (vect_build_loop_niters):
4966 (vect_do_peeling_for_alignment): New functions.
4967 (vect_transform_loop): Add unknown and known but indivisible loop
4968 bound support; add peeling for unalignment support.
4969 (vect_analyze_loop_form): Support symbolic number of iterations.
4970 (vect_transform_loop_bound): New input parameter.
4971 (vect_get_loop_niters): Change input parameter type.
4972 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
4973 (vectorizable_store): Allow unaligned access.
4974 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
4975 (vect_analyze_data_refs_alignment): Allowed one unaligned
4977 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
4979 (LOOP_VINFO_INT_NITERS): New macro.
4980 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
4981 (do_peeling_for_alignment):
4982 (unaligned_drs): New members of _loop_vec_info.
4983 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
4985 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
4987 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
4988 (struct tree_string): Remove "const" qualifier for "str".
4990 2004-10-14 Ira Rosen <irar@il.ibm.com>
4992 * tree-vectorizer.c (vect_analyze_data_refs): Call
4993 vect_get_base_and_bit_offset to get memory tag for array ref.
4994 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
4996 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
4998 * configure.ac: Use $LN_S for creating symlinks (not $LN).
4999 * configure: Regenerate.
5001 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5003 * doc/install.texi (*-*-solaris2*): Update with info about kernel
5004 patches to solve spurious testsuite failures.
5006 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
5008 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
5009 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
5010 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
5011 gcc_assert under ENABLE_CHECKING.
5012 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
5013 get_vectype_for_scalar_type).
5015 (vect_get_vec_def_for_operand): Remove redundant variables.
5016 (vect_transform_loop): Likewise.
5018 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
5020 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
5021 global for -mcaller-super-interworking.
5022 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
5023 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
5024 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
5025 not need a frame pointer.
5026 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
5027 the soft frame pointer offset.
5028 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
5029 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
5030 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
5031 the stack. Use frame_pointer_needed to choose between them.
5032 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
5033 (interwork_with_frame): New macro.
5034 (interwork): Add _interwork_{r7,r11}_call_via_rN().
5036 2004-10-14 Ben Elliston <bje@au.ibm.com>
5039 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
5040 up the filename looking for a previous directory separator.
5042 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
5044 * c-tree.h (enum c_typespec_kind, struct c_typespec,
5045 parser_xref_tag): New.
5046 (struct c_declspecs): Add tag_defined_p. Adjust definition of
5048 (declspecs_add_type): Adjust prototypes.
5049 * c-parse.in (%union): Add tstype.
5050 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
5051 typespec_reserved_attr, typespec_nonreserved_nonattr,
5052 structsp_attr, structsp_nonattr): Change to tstype. Update
5054 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
5055 (declspecs_add_type): Update to take struct c_typespec argument.
5056 Set tag_defined_p and typedef_p as appropriate.
5057 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
5058 Update to return struct c_typespec.
5059 (shadow_tag_warned): Don't let empty declarations with qualifiers
5060 or storage class specifiers redeclare a tag if a previous
5061 declaration is visible.
5063 2004-10-13 Richard Henderson <rth@redhat.com>
5066 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
5067 for DECL_INCOMING_RTL.
5069 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
5072 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
5073 trunc_int_for_mode for constants used in shortened mode.
5075 2004-10-13 Richard Henderson <rth@redhat.com>
5078 * c-common.c (handle_mode_attribute): Disallow mode changes that
5079 alter the CODE of the top-level type.
5081 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
5082 integer from internal limits macros.
5083 * config/i386/mm3dnow.h (__v2sf): Fix base type.
5085 2004-10-13 Richard Henderson <rth@redhat.com>
5088 * function.c (instantiate_decl): Recurse for CONCAT.
5090 2004-10-13 David Edelsohn <edelsohn@gnu.org>
5092 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
5095 (extzvdi_internal1): Add attribute "compare".
5096 (extzvdi_internal2): Same.
5098 2004-10-12 Tom Tromey <tromey@redhat.com>
5100 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
5102 2004-10-13 Dale Johannesen <dalej@apple.com>
5104 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
5106 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
5108 * toplev.c (compile_file): Call mudflap_finish_file from here ...
5109 * c-decl.c (c_write_global_declarations): ... instead of here ...
5110 * cp/decl.c (cp_finish_file): ... and here.
5111 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
5113 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5115 * tree-ssa-dom.c (record_range): Free the element if we are not
5118 2004-10-13 Tom Tromey <tromey@redhat.com>
5121 * gcc.c (option_map): Added --extdirs and --encoding.
5123 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5126 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
5127 sparc_can_output_mi_thunk.
5128 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
5129 handling of vcall offset.
5130 (sparc_can_output_mi_thunk): New predicate.
5131 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
5132 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
5133 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
5135 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
5137 * config/sparc/sparc.md (movdi): Remove redundant test.
5139 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
5141 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
5142 TDF_IPA from -fdump-tree-*-all.
5144 2004-10-13 Paul Brook <paul@codesourcery.com>
5146 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
5147 * config/arm/arm.c (thumb_find_work_register): Update comments.
5148 (arm_load_pic_register): Add argument for scratch register.
5149 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
5150 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
5152 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
5154 * tree-data-ref.c: Fix comment typos.
5156 2004-10-13 Jakub Jelinek <jakub@redhat.com>
5157 Zdenek Dvorak <dvorakz@suse.cz>
5159 PR tree-optimization/17724
5160 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
5162 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
5164 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
5165 (altivec_builtin_mask_for_store): Likewise.
5166 (altivec_init_builtins): Use lang_hooks.builtin_function to
5167 create the decls for builtin_altivec_mask_for_load/store.
5169 2004-10-13 Nick Clifton <nickc@redhat.com>
5171 * config/c4x/c4x.c: Remove inclusion of loop.h.
5173 2004-10-12 Ben Elliston <bje@au.ibm.com>
5175 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
5176 (ei_container): New; renamed.
5177 (ei_start, ei_last): New macros.
5178 (ei_start_1, ei_last_1): Renamed from ei_start.
5179 (ei_last_1, ei_end_p): Use ei_container() where applicable.
5180 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
5181 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
5183 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
5185 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
5186 * cfgloop.c (initialize_loops_parallel_p): New.
5187 (flow_loops_find): Initialize the parallel_p field to true for all
5189 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
5190 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
5191 the size of the data accessed in the loop.
5192 (struct nb_iter_bound): Moved...
5193 * cfgloop.h (struct nb_iter_bound): ... here.
5194 (estimated_nb_iterations, parallel_p): New fields in struct loop.
5195 (record_estimate): Declare extern here.
5196 * tree-chrec.c: Fix comments.
5197 (nb_vars_in_chrec): New function.
5198 * tree-chrec.h (nb_vars_in_chrec): Declared here.
5199 * tree-data-ref.c: Don't include lambda.h, that is already included
5201 (tree_fold_divides_p): Don't check for integer_onep.
5202 (tree_fold_bezout): Removed.
5203 (gcd): New static duplicated function.
5204 (int_divides_p, dump_subscript): New.
5205 (dump_data_dependence_relation): Use dump_subscript.
5206 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
5207 estimate_niter_from_size_of_data): New.
5208 (analyze_array_indexes, analyze_array): Call
5209 estimate_niter_from_size_of_data during the detection of array
5210 references. Pass in a pointer to the statement that contains the
5212 (all_chrecs_equal_p): New.
5213 (compute_distance_vector): Renamed compute_subscript_distance.
5214 Deal with multivariate conflict functions.
5215 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
5216 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
5217 (non_affine_dependence_relation): New.
5218 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
5219 analyze_siv_subscript, analyze_miv_subscript,
5220 analyze_overlapping_iterations, subscript_dependence_tester):
5221 Initialize and return last_conflicts function.
5222 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
5223 compute_overlap_steps_for_affine_1_2): New.
5224 (analyze_siv_subscript_affine_cst): Removed.
5225 (analyze_subscript_affine_affine): Disprove dependences based on the
5226 iteration domains. Solve the univariate dependence case as before,
5227 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
5228 Implement the multivariate case of 2 versus 1 variables.
5229 (build_classic_dist_vector, build_classic_dir_vector): Implement some
5231 (find_data_references_in_loop): Compute and initialize
5232 loop->estimated_nb_iterations and loop->parallel_p.
5233 (analyze_all_data_dependences): Modify the debug dump order.
5234 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
5235 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
5236 (SUB_LAST_CONFLICT, subscript->last_conflict,
5237 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
5238 DDR_AFFINE_P, DDR_SIZE_VECT): New.
5239 (find_data_references_in_loop, initialize_data_dependence_relation,
5240 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
5242 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
5244 * configure: Regenerate.
5246 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
5249 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
5250 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
5251 and constant folding of floating point MULT_EXPR/PLUS_EXPR
5254 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
5256 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
5257 (s390_gimplify_va_arg): Likewise.
5259 2004-10-12 Daniel Jacobowitz <dan@debian.org>
5261 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
5262 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
5263 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
5264 * regclass.c (record_address_regs): Remove ifdef. Use
5265 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
5266 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
5268 (scan_rtx_address, replace_oldest_value_addr): Use
5269 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
5270 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
5271 unnecessary definitions.
5272 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
5273 and MODE_BASE_REG_REG_CLASS.
5274 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
5275 (MODE_BASE_REG_REG_CLASS): Define.
5276 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
5277 (REG_MODE_OK_FOR_REG_BASE_P): Define.
5278 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
5279 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
5281 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
5283 * tree-ssa-alias.c (verify_name_tags): New function.
5284 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
5285 (verify_alias_info): Call verify_name_tags.
5287 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
5289 PR rtl-optimization/17931
5290 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
5293 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
5295 * arm.c (arm_print_operand): Use output_operand_lossage where possible
5296 rather than aborting.
5298 2004-10-12 Paul Brook <paul@coudesourcery.com>
5300 * config.gcc: Add armv6{k,z,zk}
5301 * config/arm/arm-cores.def: Add arm1176 and mpcore.
5302 * config/arm/tune.md: Regenerate.
5303 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
5305 (all_architectures): Add armv6k, armv6z, armv6zk.
5306 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
5307 * doc/invoke.texi: Document new arch and cpu values.
5309 2004-10-12 Paul Brook <paul@coodesourcery.com>
5311 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
5314 2004-10-12 Paul Brook <paul@codesourcery.com>
5316 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
5317 Handle negative constants.
5319 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
5322 * c-typeck.c (convert_arguments): Return error_mark_node if there
5323 are too few arguments.
5324 (build_function_call): Handle error_mark_node return from
5327 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
5329 * configure.ac (symbolic_link): Replace with $LN_S.
5330 (Assembler/Linker): Hard link from gas and binutils trees.
5331 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
5332 * configure: Regenerate.
5334 2004-10-12 Paul Brook <paul@codesourcery.com>
5336 * configure.ac: Don't look for host assembler when building a canadian
5338 * configure: Regenerate.
5340 2004-10-11 Roger Sayle <roger@eyesopen.com>
5343 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
5344 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
5345 line options for "-lang-asm" and if found allow any of the C-family
5347 (c_common_handle_option): Remove last use of permit_fortran_options.
5349 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
5351 * config/s390/s390.c (print_operand): Support 'S' format flag.
5352 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
5353 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
5354 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
5355 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
5356 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
5357 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
5358 ("*movstricthi"): Likewise.
5359 ("*load_multiple_di", "*load_multiple_si"): Likewise.
5360 ("*store_multiple_di", "*store_multiple_si"): Likewise.
5361 ("*sethiqisi", "*sethihisi"): Likewise.
5362 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
5363 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
5364 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
5365 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
5366 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
5368 ("*tmhi_full"): Fix incorrect op_type attribute.
5370 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
5371 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
5372 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
5373 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
5375 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
5378 * function.c (temp_slots_at_level): Fix typo which creates too
5379 many temp stack slots levels.
5381 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
5383 * config/s390/s390.c (s390_trampoline_template): Generate shorter
5385 (s390_trampoline_instantiate): Adapt.
5386 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
5388 2004-10-11 Roger Sayle <roger@eyesopen.com>
5391 * stmt.c (add_case_node): Add additional type argument. Declare
5392 as static to match prototype. Convert the upper and lower bounds
5393 to the specified index type. Optimize away case ranges/values
5394 that are outside the index type's bounds. Truncate case ranges
5395 that span the index type's bounds.
5396 (expand_case): Avoid unnessary computation and memory allocation
5397 when index type is error_mark_node. Pass index_type as required
5398 by change to add_case_node API. No need to convert case range
5399 bounds to index_type, this is now done by add_case_node.
5401 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
5403 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
5404 * config/s390/s390.c (s390_offset_p): New function.
5405 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
5406 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
5407 transform Q->Q alternatives to *clc pattern.
5409 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
5410 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
5411 to transform Q->Q alternatives to *mvc pattern.
5412 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
5413 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
5414 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
5415 transform Q->Q alternatives to *nc pattern.
5416 ("*nc"): New insn. New peephole to merge adjacent NCs.
5417 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
5418 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
5419 transform Q->Q alternatives to *oc pattern.
5420 ("*oc"): New insn. New peephole to merge adjacent OCs.
5421 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
5422 transform Q->Q alternatives to *xc pattern.
5423 ("*xc"): New insn. New peephole to merge adjacent XCs.
5424 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
5426 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5428 * gimplify.c (gimple_push_condition): Make sure that we don't
5429 have any saved condition cleanup if we were at the top level.
5431 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
5433 * config/frv/frv.md (*adddi3_internal): Change name to...
5434 (adddi3): ...replacing the exisiting define_expand. Combine
5435 alternatives. Fix the range of the constant constraints ('J' instead
5436 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
5437 to extract the lower and upper halves of the DImode operands.
5438 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
5439 (adddi3_lower): Fix the range of the constant constraints and
5440 remove the bogus operands[2] check.
5441 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
5442 operand 2. Use addxi to handle constant operands.
5443 (subdi3_lower, subdi3_upper): Don't handle constant operands.
5445 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
5447 * gengtype-lex.l: Add commented } & ) characters to unconfuse
5448 editor's paren matching. Allow #define inside a struct.
5450 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
5453 part of PR c++/17657
5454 * fold-const.c (fold_build_cleanup_point_expr): New function.
5455 * tree.h (fold_build_cleanup_point_expr): Prototype.
5457 2004-10-10 Eric Christopher <echristo@redhat.com>
5459 * dwarf2out.c: Move attribute to subprogram declaration
5460 instead of subroutine type.
5462 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
5464 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
5465 hoist_insn_after, and hoist_insn_to_edge.
5466 * rtl.h: Remove the prototypes for reg_referenced_between_p,
5467 no_jumps_between_p, and insn_dependent_p.
5468 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
5469 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
5470 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
5471 hoist_insn_to_edge): Remove.
5473 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
5476 * c-decl.c (grokparms): Don't warn for parameters of incomplete
5477 type in declarations that are not definitions except for the case
5478 of parameters of void type.
5480 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
5482 * tree-cfg.c: Fix comment typos.
5484 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
5487 * builtins.c (expand_builtin_va_start): Check for too few
5488 arguments to va_start.
5490 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
5493 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
5494 fields a pedwarn. Pedwarn here for unnamed structs/unions if
5496 * c-parse.in (component_decl): Don't pedwarn here for unnamed
5499 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5501 PR tree-optimization/17906
5502 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
5503 copy non-gimple reg arguments.
5505 2004-10-09 Roger Sayle <roger@eyesopen.com>
5507 PR rtl-optimization/17853
5508 * simplify-rtx.c (simplify_relational_operation): Correct comment.
5509 Reorganize handling of comparison operations with floating point
5510 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
5511 Likewise, introduce support for comparison operations with vector
5512 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
5514 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
5515 * doc/tm.texi: Likewise.
5517 2004-10-09 Steven Bosscher <stevenb@suse.de>
5519 * regs.h (struct reg_info_def): Remove the last_node_uid and
5520 changes_mode fields.
5521 (REGNO_LAST_NOTE_UID): Don't define.
5522 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
5523 * regmove.c (copy_src_to_dest): Likewise.
5525 2004-10-09 Roger Sayle <roger@eyesopen.com>
5528 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
5529 relational comparison operator op needs to be swapped/reversed when
5530 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
5532 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5535 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
5536 instead of bsi_start.
5537 (value_replacement): Likewise.
5538 (abs_replacement): Likewise
5540 2004-10-09 Steven Bosscher <stevenb@suse.de>
5542 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
5543 (expand_gimple_cond_expr, expand_gimple_tailcall,
5544 expand_gimple_basic_block): Use it to dump RTL for each stmt.
5545 (tree_expand_cfg): Announce full RTL function dump.
5546 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
5547 not the graph version.
5548 * tree-pretty-print.c (dump_generic_node): Allow empty statements
5549 in the arms of a COND_EXPR for lowered nodes.
5551 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
5553 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
5554 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
5555 strtoufix16, strtoufix32, strtoufix64): Declare.
5557 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5559 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
5560 for an out-of-range floating point constant.
5561 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
5562 warning if the target format does not support infinities.
5564 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5566 * emit-rtl.c (last_label_num, base_label_num): Remove.
5567 (max_label_num): Always return label_num.
5568 (set_new_last_label_num, restore_emit_status): Remove.
5569 (init_emit): Don't initialize last_label_num.
5570 * function.c (pop_function_context_from): Don't call
5571 restore_emit_status.
5572 * function.h: Remove the prototype for restore_emit_status.
5573 * rtl.h: Remove the prototype for set_new_last_label_num.
5575 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5577 * stmt.c (expand_decl_init): Remove.
5578 * tree.h: Remove the corresponding prototype.
5580 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5582 * integrate.c (try_constants, subst_constants, mark_stores):
5584 * integrate.h: Remove the prototype for try_constants.
5586 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5588 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
5589 (convert_for_assignment): Handle ic_argpass_nonproto. Add
5590 comments about its relevance to errors.
5591 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
5593 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5596 * c-ppoutput.c (cb_ident): Don't quote string as it is already
5599 2004-10-08 Diego Novillo <dnovillo@redhat.com>
5601 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
5602 reference_node_pool.
5604 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5606 * tree-cfg.c: Fix a comment typo.
5608 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
5610 * config/s390/s390.c (s390_register_info): Don't save fprs for
5612 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
5614 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
5616 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
5617 (TARGET_DEFAULT): Use symbolic values.
5618 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
5619 (TARGET_DEFAULT): Use symbolic values.
5620 * config/s390/s390.c (s390_backchain_string): Initialize to
5621 TARGET_DEFAULT_BACKCHAIN.
5623 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5625 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
5626 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
5628 (expand_builtin_strcat): Accept a type parameter.
5629 (fold_builtin_mempcpy): Accept a type and endp parameter.
5631 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
5632 Accept an `exp' instead of an `arglist'.
5634 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
5636 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
5637 reverting my 2004-09-07 patch to use build_int_cst.
5639 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5642 * config/sparc/sparc.c (input_operand): Remove redundant code
5643 for handling LO_SUM.
5644 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
5645 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
5646 Otherwise only accept it for TFmode if quad move insns are available.
5648 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5650 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
5651 common cases will be caught earlier than others.
5653 2004-10-08 Michael Matz <matz@suse.de>
5655 * loop-doloop.c (doloop_optimize): Extend count.
5657 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
5659 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
5660 (prefetch): Convert to expander.
5662 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
5664 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
5665 first argument of CALL.
5666 (tls_local_dynamic): Likewise.
5668 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5670 * c-typeck.c (enum impl_conv): New.
5671 (convert_for_assignment): Use it. Take tree for function called
5672 instead of its name. Handle ObjC selectors for diagnostics at
5673 start of function. Select diagnostic text within the function
5674 using full sentences for diagnsotics. Use %qE to name functions
5676 (convert_arguments, build_modify_expr,
5677 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
5678 callers to convert_for_assignment.
5679 (warn_for_assignment): Remove.
5681 2004-10-08 Nick Clifton <nickc@redhat.com>
5683 * config/sh/symbian.c (symbian_possibly_export_base_class):
5684 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
5685 TYPE_CONTAINS_VPTR_P.
5687 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5689 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
5690 fixed registers form all_used_regs. Update call_really_used_regs.
5691 (CALL_REALLY_USED_REGISTERS): Define.
5692 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
5693 with call_really_used_regs.
5695 2004-10-08 Alan Modra <amodra@bigpond.net.au>
5697 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
5698 for -profile as well as -p and -pg.
5700 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
5702 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
5704 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5706 * tree-cfg.c (tree_block_forwards_to): Remove.
5707 * tree-flow.h: Remove the corresponding prototype.
5709 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5711 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
5712 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
5714 2004-10-07 Geoffrey Keating <geoffk@apple.com>
5717 * config/rs6000/rs6000.c (rs6000_generate_compare): When
5718 flag_trapping_math is in effect, don't generate subtract
5721 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
5723 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
5724 * config/s390/s390.c (s390_narrow_logical_operator): New function.
5725 (s390_extra_constraint_str): Add 'A' constraints.
5726 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
5727 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
5728 (CONSTRAINT_LEN): Likewise.
5729 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
5730 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
5731 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
5732 ("*iordi3"): Add OI alternative and splitter.
5733 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
5734 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
5735 ("*xordi3"): Add XI alternative and splitter.
5736 ("*xorsi3", "*xorhi3"): Likewise.
5738 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5740 * config/mips/mips.c (mips_function_rodata_section): New function.
5741 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
5743 2004-10-07 Devang Patel <dpatel@apple.com>
5745 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
5746 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
5747 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
5748 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
5749 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
5750 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
5751 UNSPEC_VCONDU_V16QI): New constant defines.
5752 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
5753 vconduv16qi): New patterns.
5754 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
5755 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
5756 (get_vec_cmp_insn): Same.
5757 (get_vsel_insn): Same.
5758 (rs6000_emit_vector_compare): Same.
5759 (rs6000_emit_vector_select): Same.
5760 (INSN_NOT_AVAILABLE): New.
5762 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5764 PR tree-optimization/17749
5765 * tree-tailcall.c (find_tail_calls): Check that parameter is
5768 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5770 * config/ia64/ia64.c: Fix a comment typo.
5772 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5774 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
5776 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5779 * tree-inline.c (expand_call_inline): Do not warn for functions
5780 marked with attribute noinline.
5782 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5785 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
5786 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
5788 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
5789 of 0 as 4th argument to pass_by_reference.
5790 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
5792 2004-10-06 Eric Christopher <echristo@redhat.com>
5794 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
5797 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5800 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
5802 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5804 PR rtl-optimization/17791
5805 * loop-doloop.c (doloop_modify): Take number of iterations as
5807 (doloop_optimize): Extend or shorten the number of iterations
5808 when changing mode of counter register.
5809 * loop-iv.c (lowpart_subreg): Export.
5810 * rtl.h (lowpart_subreg): Declare.
5812 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5814 PR tree-optimization/17806
5815 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
5816 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
5817 flags moved to split_edge.
5819 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5822 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
5823 before tentatively building the conditional move sequence.
5825 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5828 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
5830 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
5831 function_arg_padding.
5833 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5836 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
5838 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5840 * hooks.c (hook_int_void_1, hook_void_int): Remove.
5841 * hooks.h: Remove the corresponding prototypes.
5843 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5846 * tree-nested.c (walk_stmt_info): Add changed field.
5847 (convert_nonlocal_reference): Set changed to when we
5848 change a decl to unnested decl.
5849 <case ADDR_EXPR>: Instead of checking if the immediate part
5850 of the ADDR_EXPR changed, check the field changed.
5851 Use recompute_tree_invarant_for_addr_expr instead of unsetting
5853 (convert_local_reference): Set changed to when we
5854 change a decl to unnested decl.
5855 <case ADDR_EXPR>: Instead of checking if the immediate part
5856 of the ADDR_EXPR changed, check the field changed.
5857 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
5859 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
5861 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
5862 * dwarf2out.c (dwarf2out_init): Remove references to
5863 DWARF2_GENERATE_TEXT_SECTION_LABEL.
5864 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
5865 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
5867 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
5869 * c-typeck.c (convert_arguments): Take expression for called
5870 function rather than its name. Handle ObjC selectors directly
5871 rather than relying on warn_for_assignment to do so. Call warning
5872 directly rather than warn_for_assignment. Use %qE in diagnostics.
5873 Say "argument" rather than "arg" in diagnostics.
5874 (build_function_call): Update call to convert_arguments.
5876 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5879 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
5880 ENUMs specially instead of just saying we do.
5882 2004-10-06 Eric Christopher <echristo@redhat.com>
5884 * dwarf2.h: Sync with include/elf/dwarf2.h
5886 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
5888 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
5891 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
5893 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
5894 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
5896 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
5898 * lambda-code.c (compute_nest_using_fourier_motzkin): New
5900 (lambda_compute_auxillary_space): Split from here.
5902 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
5904 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
5905 * tree-flow.h: Add prototype.
5906 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
5907 expr_invariant_in_loop.
5909 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
5911 * tree-cfg.c (thread_jumps): Remove a duplicate check for
5914 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
5916 * config/s390/s390-protos.h (s_imm_operand): Remove.
5917 (s390_pool_operand): Add prototype.
5918 * config/s390/s390.c (general_s_operand): Remove.
5919 (s_imm_operand): Remove.
5920 (s_operand): Merge contents of general_s_operand.
5921 (s390_pool_operand): New function.
5922 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
5923 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
5924 ("*cmpdi_ccu"): Merge Q->Q alternative.
5925 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
5926 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
5928 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
5929 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
5930 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
5932 2004-10-06 Steve Ellcey <sje@cup.hp.com>
5934 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
5935 call ia64_function_arg_boundary.
5936 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
5937 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
5938 (ia64_function_arg_advance): Do not put 128 bit floats into
5941 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5943 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
5944 Accept an expression instead of an arglist.
5945 (expand_builtin_stpcpy): Accept an expression instead of an
5948 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5951 * doc/install.texi (*-*-solaris2*): Mention potential problem
5952 with Sun assembler + GNU linker and C++ programs.
5953 Document status of binutils 2.15 release.
5955 2004-10-06 Jan Hubicka <jh@suse.cz>
5957 * cse.c (cse_main): Kill push/pop context.
5959 2004-10-05 Zack Weinberg <zack@codesourcery.com>
5961 * pretty-print.c: Include tree.h.
5962 (pp_base_prepare_to_format): New function, logic from
5963 text_specifies_location.
5964 (pp_base_format_text): Use gcc_assert.
5965 * pretty-print.h (pp_prepare_to_format): New macro.
5966 (pp_base_prepare_to_format): Prototype.
5967 * diagnostic.c (text_specifies_location): Delete.
5968 (bug_report_request): Delete.
5969 (diagnostic_set_info): Don't call text_specifies_location.
5970 (diagnostic_action_after_output): Put text from
5971 bug_report_request inline here. Use gcc_unreachable.
5972 (diagnostic_report_current_function): Fix comment.
5973 (diagnostic_report_diagnostic): Clarify logic for error recursion.
5974 Call pp_prepare_to_format before diagnostic_starter.
5975 (trim_filename): Use IS_DIR_SEPARATOR.
5976 (fatal_error, internal_error): Use gcc_unreachable.
5977 (error_recursion): Call diagnostic_action_after_output to
5978 issue the bug_report_request message and exit.
5979 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
5981 * c-parse.in: Add list of diagnostic messages to insulate
5982 translation template from version of yacc/bison used to
5983 compile the grammar.
5985 2004-10-06 Alan Modra <amodra@bigpond.net.au>
5988 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
5990 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5992 * basic-block.h: Remove the prototype for
5993 flow_preorder_transversal_compute.
5994 * cfganal.c (dfst_node): Remove.
5995 (flow_preorder_transversal_compute): Likewise.
5996 * rtl.h: Remove the prototype for get_jump_table_offset.
5997 * rtlanal.c (get_jump_table_offset): Remove.
5999 2004-10-05 Richard Henderson <rth@redhat.com>
6002 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
6004 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
6007 * Makefile.in: Stage the build directory too.
6009 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
6011 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
6013 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
6014 (frv_emit_move): Same.
6016 * config/frv/frv.c (frv_emit_move): New.
6017 (frv_legitimize_address): New.
6019 * config/frv/frv.md ("movsi"): Call frv_emit_move.
6026 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
6028 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
6031 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
6033 * c-decl.c (pushdecl): When an extern declaration at block scope
6034 refers to a visible entity with internal linkage, use the old DECL
6035 rather than the new one.
6037 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6039 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
6042 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6044 * tree-cfg.c (thread_jumps): Remove a duplicate check for
6047 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6049 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
6050 of FOR_BB_BETWEEN. Remove a useless check for unreachable
6053 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6055 * tree-cfg.c (cleanup_tree_cfg): Don't call
6056 delete_unreachable_blosk() after thread_jumps().
6057 (thread_jumps): Always remove basic blocks as they become
6060 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6062 * tree-cfg.c (cleanup_tree_cfg): Remove variable
6063 something_changed. Simplify the while loop.
6065 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6067 * builtins.c (expand_builtin_memmove): Delete duplicate code
6068 and accept a tree type for the result.
6069 (expand_builtin_bcopy): Accept a tree type for the result.
6070 (fold_builtin_memmove): Accept an arglist and tree type for
6073 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
6075 * config/s390/s390.c (s390_dump_pool): Remove return value.
6076 Use gen_pool_align, gen_pool_section_start/end instead of
6077 gen_pool_start/end_31/64.
6078 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
6079 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
6080 ("pool_start_31", "pool_end_31"): Remove.
6081 ("pool_start_64", "pool_end_64"): Likewise.
6082 ("pool_align", "pool_section_start", "pool_section_end": New insns.
6084 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
6085 (TARGET_CANNOT_COPY_INSN_P): Define.
6086 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
6087 (struct constant_pool): New member 'execute'.
6088 (s390_add_execute, s390_find_execute): New functions.
6089 (s390_execute_label, s390_execute_target): Likewise.
6090 (s390_dump_pool): Output in-pool execute target templates.
6091 (s390_dump_execute): New function.
6092 (s390_alloc_pool, s390_free_pool): Handle execute templates.
6093 (s390_mainpool_start, s390_mainpool_finish): Likewise.
6094 (s390_chunkify_start, s390_chunkify_finish): Likewise.
6095 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
6096 ("*execute"): New insn pattern.
6097 ("movmem_short", "*movmem_short"): Use splitters to generate
6098 explicit execute pattern, remove embedded execute.
6099 ("clrmem_short", "*clrmem_short"): Likewise.
6100 ("cmpmem_short", "*cmpmem_short"): Likewise.
6102 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
6104 * tree-ssa.c (verify_ssa): Verify phi arguments only
6105 contain renamed names.
6107 2004-10-05 Alan Modra <amodra@bigpond.net.au>
6109 * config/rs6000/linux.h: Formatting, whitespace.
6110 * config/rs6000/linux64.h: Likewise.
6111 * config/rs6000/rs6000-protos.h: Likewise.
6112 * config/rs6000/rs6000.c: Likewise.
6113 (easy_vector_splat_const): Add fall thru comments.
6114 (output_vec_const_move): Likewise.
6116 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
6118 * Makefile.in: Update -Wno-error exceptions for move to build dir.
6120 2004-10-05 Chao-Ying Fu <fu@mips.com>
6121 Richard Sandiford <rsandifo@redhat.com>
6123 * doc/invoke.texi (-mpaired-single): Link to the new description of the
6124 built-in functions. Document dependencies.
6125 (-mips3d): Add link here too.
6126 * doc/extend.texi (MIPS Paired-Single Support): New section.
6128 2004-10-04 Chao-ying Fu <fu@mips.com>
6130 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
6132 2004-10-04 Diego Novillo <dnovillo@redhat.com>
6134 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
6135 Initialize OPT_STATS to 0.
6137 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
6139 * tree-data-ref.c: Fix comment typos.
6141 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
6143 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
6144 the predicate cannot be computed, don't initialize the result to
6147 2004-10-01 Eric Christopher <echristo@redhat.com>
6149 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
6150 locally defined enum.
6151 * dwarf2out.c (add_calling_convention_attribute): Don't
6154 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
6156 PR c/17178, PR c/17820
6157 * c-decl.c (pop_scope): Do not warn about unused static
6158 variables as they warned in the middle-end.
6160 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6162 * builtins.c (expand_builtin_memcpy): Delete duplicate code
6163 and make the first parameter the expression not the arglist.
6165 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
6167 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
6168 as valid modes to expand address expressions.
6170 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
6172 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
6173 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
6174 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
6175 code formatting conventions.
6177 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
6179 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
6181 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
6183 PR tree-optimization/16632
6184 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
6185 fold (A & C) == D into 0, fold ~C. Similarly, for the case
6186 where | is used instead of &.
6188 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
6190 * ginclude/stddef.h: Fix a comment typo.
6192 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6195 * config.gcc (i?86-*-solaris2*): Restore correct logic
6196 for --enable-threads option.
6197 (sparc64-*-solaris2*): Likewise.
6198 (sparc-*-solaris2*): Likewise.
6200 2004-10-03 Alan Modra <amodra@bigpond.net.au>
6202 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
6203 (OS_MISSING_POWERPC64): Move, and comment.
6204 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
6205 (OS_MISSING_POWERPC64): Move, and comment.
6207 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
6209 * arm.c (output_call_mem): Add missing \t.
6211 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6213 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
6214 expand_builtin_strncmp): Delete duplicate code.
6216 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
6218 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
6219 take check-base and -limit arguments.
6220 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
6221 check ranges for ARRAY_REF and COMPONENT_REF.
6222 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
6225 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
6227 * c-objc-common.c (c_tree_printer): Correct description of %E.
6228 Don't fall through after printing an expression.
6230 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
6232 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
6234 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
6236 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
6237 delete_unrechable_blocks() only when necessary.
6239 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
6241 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
6242 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
6243 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
6244 __gthread_recursive_mutex_unlock): New functions.
6246 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
6248 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
6249 * config/s390/tpf-eh.c: Remove file.
6250 * config/s390/tpf-unwind.h: New file.
6251 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
6252 (MD_UNWIND_SUPPORT): Define.
6254 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
6256 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
6258 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
6260 * config/s390/s390-protos.h (s390_comparison): Add prototype.
6261 * config/s390/s390.c (s390_comparison): New function.
6262 (s390_branch_condition_mask): Return -1 for invalid comparisons.
6263 (s390_branch_condition_mnemonic): Assert valid comparison.
6264 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
6265 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
6266 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
6267 s390_comparison instead of comparison_operator.
6269 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
6270 ("cmpmemdi"): Remove.
6271 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
6272 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
6273 ("cmpint_si"): Rename to ...
6274 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
6275 ("cmpint_di", "*cmpint_di"): Likewise.
6276 * config/s390/s390.c (s390_canonicalize_comparison): Remove
6277 redundant UNSPEC_CMPINT conversions.
6278 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
6280 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
6282 * collect2.c (COLLECT_PARSE_FLAG): Remove.
6283 (main): Remove a reference to COLLECT_PARSE_FLAG
6284 * system.h: Poison COLLECT_PARSE_FLAG.
6285 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
6287 2004-10-01 Paul Brook <paul@codesourcery.com>
6289 * config/arm/crti.asm: Give _init and _fini function type.
6291 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
6293 * common.opt (ftree-loop-ivcanon): Enable by default.
6294 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6295 Enable complete loop unrolling.
6296 (canonicalize_induction_variables, tree_unroll_loops_completely):
6299 2004-10-01 Paul Brook <paul@codesourcery.com>
6301 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
6302 not register number.
6303 (thumb_find_work_register): Search full register range.
6305 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
6308 * tree-cfg.c (group_case_labels): Get the label and not
6309 the case expr for the default case.
6310 When the label we looking at is the default, decrement the
6313 2004-10-01 Jan Hubicka <jh@suse.cz>
6315 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
6316 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6317 * toplev.h (tree_rest_of_compilation): Update prototype.
6318 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
6320 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
6322 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
6323 cleanup_control_flow() out of the while loop.
6325 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
6327 * tree-vectorizer.c (vectorizable_operation): Fail unless
6328 the mode for the vector type is indeed a vector mode.
6330 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
6332 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
6333 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
6335 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6336 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
6337 follow_ssa_edge_in_rhs): Ditto.
6338 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
6339 (dump_iv): Dump base_object.
6340 (dump_use, dump_cand): Use dump_iv.
6341 (determine_base_object): New function.
6342 (alloc_iv): Initialize base_object field.
6343 (record_use): Clear the ssa_name field of iv.
6344 (get_computation_cost_at): Do not use difference of addresses of
6345 two different objects.
6346 (may_eliminate_iv): Do not require the loop to have just single exit.
6347 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
6348 (nonzero_p): New function.
6349 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
6350 tree_simplify_using_condition, simplify_using_initial_conditions,
6351 loop_niter_by_eval, find_loop_niter_by_eval,
6352 estimate_numbers_of_iterations_loop, compare_trees,
6353 upper_bound_in_type, lower_bound_in_type,
6354 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
6355 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
6356 instead of integer_(non)zerop.
6358 2004-10-01 Jakub Jelinek <jakub@redhat.com>
6361 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6363 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
6364 and TI_VA_LIST_FPR_COUNTER_FIELD.
6365 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
6366 * tree-pass.h (pass_stdarg): Add.
6367 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
6368 * tree-stdarg.c: New file.
6369 * Makefile.in (OBJS-common): Add tree-stdarg.o.
6370 (tree-stdarg.o): Add dependencies.
6371 * function.h (struct function): Add va_list_gpr_size and
6372 va_list_fpr_size fields.
6373 * function.c (allocate_struct_function): Initialize them.
6375 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
6376 va_list_{g,f}pr_counter_field.
6377 (ix86_setup_incoming_varargs): Don't do anything if reg_save
6378 area will not be used. Only save registers that tree-stdarg.c
6379 detected they need saving.
6380 (ix86_va_start): Don't set up fields that won't be used.
6382 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
6383 va_list_{g,f}pr_counter_field.
6384 (setup_incoming_varargs): Don't do anything if reg_save
6385 area will not be used. Only save registers that tree-stdarg.c
6386 detected they need saving.
6387 (rs6000_va_start): Don't set up fields that won't be used.
6389 2004-09-30 Eric Christopher <echristo@redhat.com>
6391 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
6393 * dwarf2out.c (add_calling_convention_attribute): New function.
6394 (gen_subroutine_type_die): Use.
6395 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
6396 * target.h (gcc_target): Add dwarf_calling_convention.
6397 * hooks.c (hook_int_tree_0): New function.
6398 * hooks.h: Prototype.
6399 * config/sh/sh.c: Include dwarf2.h.
6400 (sh_dwarf_calling_convention): New function.
6401 (TARGET_DWARF_CALLING_CONVENTION): Use.
6402 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
6404 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6406 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
6407 expand_builtin_strrchr, expand_builtin_strpbrk,
6408 expand_builtin_strncat, expand_builtin_strspn,
6409 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
6412 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
6414 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
6416 (s390_logical_operator_ok_p): Likewise.
6417 * config/s390/s390.c (s390_expand_logical_operator): New function.
6418 (s390_logical_operator_ok_p): Likewise.
6419 * config/s390/s390.md ("anddi3"): New expander.
6420 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
6421 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
6422 ("andsi3"): Use s390_expand_logical_operator.
6423 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
6424 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
6425 ("andhi3"): New expander.
6426 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
6427 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
6428 ("andqi3"): New expander.
6429 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
6430 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
6431 ("iordi3"): New expander.
6432 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
6433 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
6434 ("iorsi3"): Use s390_expand_logical_operator.
6435 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
6436 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
6437 ("iorhi3"): New expiorer.
6438 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
6439 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
6440 ("iorqi3"): New expiorer.
6441 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
6442 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
6443 ("xordi3"): New expander.
6444 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
6445 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
6446 ("xorsi3"): New expander.
6447 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
6448 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
6449 ("xorhi3"): New expander.
6450 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
6451 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
6452 ("xorqi3"): New expander.
6453 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
6454 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
6456 2004-09-30 Roger Sayle <roger@eyesopen.com>
6458 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
6459 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
6460 machine mode as the result.
6462 2004-09-30 Ben Elliston <bje@au.ibm.com>
6465 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
6466 FOR_EACH_EDGE macros.
6468 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
6470 * c-tree.h (readonly_error): Remove.
6471 * c-typeck (enum lvalue_use): New.
6472 (lvalue_or_else, readonly_error): Use it. All callers changed.
6473 (readonly_error): Make static.
6475 2004-09-30 Jan Hubicka <jh@suse.cz>
6478 * cfgrtl.c (try_redirect_by_replacing_jump,
6479 force_nonfallthru_and_redirect, commit_one_edge_insertion,
6480 cfg_layout_merge_blocks): Do not attach any line number information
6481 to newly inserted instructions.
6482 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
6484 (emit_*insn_before, emit_insn*_after): New.
6485 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
6487 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
6488 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
6490 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
6492 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
6493 (s390_return_address_offset): Remove.
6494 (s390_can_eliminate): Add prototype.
6495 (s390_initial_elimination_offset): Add prototype.
6496 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
6497 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
6498 * config/s390/s390.c (s390_arg_frame_offset): Remove.
6499 (s390_return_address_offset): Remove.
6500 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
6501 (struct machine_function): New member split_branches_pending_p.
6502 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
6503 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
6504 (s390_optimize_prologue): Remove base_used argument. Call
6505 s390_update_frame_layout instead of s390_register_info. Handle
6506 prologue/epilogue insns that touch only RETURN_REGNUM.
6507 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
6508 (s390_register_info): Remove base_used and return_addr_used
6509 arguments, compute special register usage inline. Return live
6510 register data to caller.
6511 (s390_frame_info): Remove arguments, do not call s390_register_info.
6512 (s390_init_frame_layout): New function.
6513 (s390_update_frame_layout): Likewise.
6514 (s390_emit_prologue): Call s390_update_frame_layout; some code
6515 move to there. Do not emit pool placeholder insn if unnecessary.
6517 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
6519 * config/s390/s390.c (legitimate_reload_constant_p): Remove
6520 floating point constant workaround.
6521 (s390_secondary_input_reload_class): Handle PLUS reloads
6522 with too-large constant.
6523 (s390_expand_plus_operand): Likewise.
6524 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
6525 ("movsi"): Likewise. Also, remove workaround for non-general
6527 ("movdf"): Do not call force_const_mem.
6528 ("movsf"): Likewise. Merge expander with *movsf insn.
6529 ("*movsf"): Remove, merge with movsf expander.
6531 2004-09-30 Paul Brook <paul@codesourcery.com>
6533 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
6534 (ENDFILE_SPEC): Define.
6535 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
6537 2004-09-30 Richard Henderson <rth@redhat.com>
6539 * config/alpha/qrnnd.asm: Mark for noexecstack.
6541 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
6543 * protoize.c, tree-cfg.c: Fix comment typos.
6545 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
6548 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
6550 2004-09-30 Diego Novillo <dnovillo@redhat.com>
6552 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
6554 (add_pointed_to_expr): ... here.
6555 Call add_pointed_to_expr for variables with DECL_INITIAL set.
6556 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
6557 pointer variable, if set.
6559 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
6561 * config/sh/sh.c: Follow spelling conventions.
6563 2004-09-29 Richard Henderson <rth@redhat.com>
6565 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
6566 * doc/tm.texi (DWARF_ZERO_REG): New.
6568 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
6569 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
6570 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
6572 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
6574 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
6575 with a PLUS as source operand.
6576 (expand_movstr): Likewise.
6577 (expand_builtin_stpcpy): Likewise.
6579 2004-09-29 Richard Henderson <rth@redhat.com>
6582 * tree-gimple.c (is_gimple_reg): Reject hard registers.
6583 (is_gimple_asm_val): New.
6584 * tree-gimple.h (is_gimple_asm_val): Declare.
6585 * gimplify.c (gimplify_asm_expr): Use it.
6586 * tree-pretty-print.c (print_declaration): Dump hard regs.
6587 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
6588 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6589 * tree-ssa-pre.c (is_undefined_value): Likewise.
6590 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6591 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
6592 * tree-ssa.c (warn_uninit): Likewise.
6593 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
6595 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
6597 * c-decl.c (merge_decls): Use comptype when comparing
6598 types to decide on DECL_SIZE save of olddecl.
6600 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
6602 * tree.h (INDIRECT_REF_P): New macro.
6603 * alias.c (get_alias_set): Use it
6604 (nonoverlapping_memrefs_p): Ditto.
6605 * emit-rtl.c (mem_expr_equal_p): Ditto.
6606 (set_mem_attributes_minus_bitpos): Ditto.
6607 (is_gimple_addressable): Ditto.
6608 (get_base_address): Ditto.
6609 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
6610 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
6611 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
6612 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
6613 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
6614 (add_address_candidates): Ditto.
6615 (rewrite_address_base): Ditto.
6617 2004-09-30 Ben Elliston <bje@au.ibm.com>
6619 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
6620 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
6621 (rewrite_ssa_into_ssa): Likewise.
6622 * tree-phinodes.c (create_phi_node): Access the number of
6623 predecessor edges using EDGE_COUNT() and not num_preds.
6625 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
6628 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
6630 2004-09-29 Eric Christopher <echristo@redhat.com>
6632 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
6634 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
6636 * config/cris/cris.md (moverside, movemside): With MEM, make sure
6637 the address is (plus reg mem).
6639 2004-09-29 David Edelsohn <edelsohn@gnu.org>
6641 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
6643 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
6645 * tree.c (make_node_stat): Fix uninitialized warning. Replace
6646 cascaded if ... else if with a switch.
6648 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6650 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
6652 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6654 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
6655 and TI_VA_LIST_FPR_COUNTER_FIELD.
6656 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
6657 * tree-pass.h (pass_stdarg): Add.
6658 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
6659 * tree-stdarg.c: New file.
6660 * Makefile.in (OBJS-common): Add tree-stdarg.o.
6661 (tree-stdarg.o): Add dependencies.
6662 * function.h (struct function): Add va_list_gpr_size and
6663 va_list_fpr_size fields.
6664 * function.c (allocate_struct_function): Initialize them.
6666 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
6667 va_list_{g,f}pr_counter_field.
6668 (ix86_setup_incoming_varargs): Don't do anything if reg_save
6669 area will not be used. Only save registers that tree-stdarg.c
6670 detected they need saving.
6671 (ix86_va_start): Don't set up fields that won't be used.
6673 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
6674 va_list_{g,f}pr_counter_field.
6675 (setup_incoming_varargs): Don't do anything if reg_save
6676 area will not be used. Only save registers that tree-stdarg.c
6677 detected they need saving.
6678 (rs6000_va_start): Don't set up fields that won't be used.
6680 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6682 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
6683 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
6684 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
6685 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
6686 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
6687 ATTR_NONNULL_1_4): New.
6689 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6691 PR tree-optimization/17697
6692 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
6695 2004-09-28 Per Bothner <per@bothner.com>
6697 * profile.c (branch_prob): Pass correct value to output_location,
6698 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
6700 2004-09-28 Richard Henderson <rth@redhat.com>
6703 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
6704 * tree-flow.h (may_propagate_copy_into_asm): Declare.
6705 * tree-ssa-ccp.c (replace_uses_in): Use it.
6706 * tree-ssa-dom.c (cprop_operand): Likewise.
6708 2004-09-28 Jeff Law <law@redhat.com>
6710 * tree-ssa-threadupdate.c (create_block_for_threading): Request
6711 that no outgoing edges be left in the duplicate block. Do no
6712 update information on outgoing edges or PHI nodes in target
6714 (remove_ctrl_stmt_and_useless_edges): Renamed from
6715 remove_last_stmt_and_useless_edges. Handle case where the
6716 block is empty or has no control statements. Do not update edge
6718 (thread_block): Create a template block rather than copying the
6719 original block every time. Create outgoing edges from the
6720 duplicate blocks and update PHIs at the target of the outgoing
6721 edges here. Fix edge flags for the original block if necessary.
6722 * cfghooks (duplicate_block): No longer assert that the original
6723 block has incoming edges.
6725 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
6727 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
6728 Reg Vars to enforce register allocation with general constraints.
6729 (Explicit Reg Vars): Clarify relation to asm statements.
6730 (Local Reg Vars): Similar.
6732 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6734 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
6735 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
6736 build_control_flow, new_edge): Remove.
6737 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
6738 (bitlst, bitlst_table_last, bitlst_table): Remove.
6739 (bblst): Store basic_block pointer instead of block index.
6740 (bblst_table): Likewise.
6741 (edgelst): Store edge pointer instead of edge index.
6742 (edgelst_table, edgelst_last): New variables.
6743 (extract_bitlst): Rename to ...
6744 (extract_edgelst): ... this. Return edge pointers, not indices.
6745 (split_edges): Update call.
6746 (rgn_edges): Store edge pointers instead of indices.
6747 (edge_to_bit): Remove.
6748 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
6749 (SET_EDGE_TO_BIT): New macro.
6750 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
6751 (find_rgns): Remove edge_list parameter. Traverse standard CFG
6752 data structures instead of haifa_edge et al. Use edge pointers
6753 instead of edge indices everywhere.
6754 (compute_dom_prob_ps): Use standard CFG data structures. Account
6756 (compute_trg_info): Likewise.
6757 (propagate_deps): Likewise.
6758 (debug_candidate): Account for bblst data structure change.
6759 (check_live_1, update_live_1, is_pfree): Likewise.
6760 (IS_REACHABLE): Use standard CFG data structures.
6761 (init_ready_list): Update bblst_table/edgelst_table allocation.
6762 (schedule_region): Update alloc/cleanup code to data structure
6763 changes. Use edge->aux to store per-region edge index.
6764 (init_regions): No longer call build_control_flow. Do not
6765 create edge list any more.
6767 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6769 * cse.c (cse_insn): Avoid creating direct non-local jumps.
6770 * combine.c (can_combine_p): Likewise.
6771 * local-alloc. (update_equiv_regs): Likewise.
6773 2004-09-28 Richard Henderson <rth@redhat.com>
6776 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
6777 Don't check VOIDmode here. Force PLUS operands to common type.
6778 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
6779 Pmode if given a non pointer type.
6781 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6784 * optabs.c (expand_binop): Force constants to the correct mode.
6786 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6788 * config/s390/s390.c (s390_adjust_cost): Remove.
6789 (TARGET_SCHED_ADJUST_COST): Do not redefine.
6790 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
6791 * config/s390/s390.md ("main_pool"): Use "larl" type
6792 attribute if TARGET_CPU_ZARCH.
6794 2004-09-28 Jakub Jelinek <jakub@redhat.com>
6796 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
6799 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6801 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
6804 2004-09-28 Steven Bosscher <stevenb@suse.de>
6806 * common.opt (flag_gcse_sm): Disable by default.
6807 (flag_gcse_las): Likewise.
6808 (flag_web): Likewise. Create from this file.
6809 * flags.h: Remove flag_web declaration.
6810 * toplev.c (flag_web): Likewise.
6811 (process_options): Never set flag_web.
6813 2004-09-28 Steven Bosscher <stevenb@suse.de>
6815 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
6816 * tree-ssa-propagate.c: Include vec.h.
6817 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
6819 (cfg_blocks_add): Assert the block is not already in the worklist.
6820 Update uses of interesting_ssa_edges and varying_ssa_edges.
6821 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
6822 ssa_propagate): Likewise.
6824 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
6827 * c-decl.c (start_decl): Check for initializing incomplete array
6829 (build_compound_literal): Check for TYPE being error_mark_node.
6830 * c-parse.in (primary): Check for VLA compound literals.
6832 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6834 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
6835 with --disable-checking.
6837 2004-09-28 Devang Patel <dpatel@apple.com>
6839 * tree-pretty-print.c (dump_generic_node): Print vector types.
6841 2004-09-28 Nick Clifton <nickc@redhat.com>
6843 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
6844 invocation of the function sh_init_cumulative_args.
6845 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
6846 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
6847 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
6848 * config/sh/sh.c (sh_init_cumulative_args): New function based
6849 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
6850 heuristic added to determine the setting of force_mem when a
6851 library function is being called.
6853 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6855 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
6856 Skip constant arguments.
6858 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6860 * tree-ssa-alias.c (create_name_tags): If PTR points to a
6861 volatile type, mark the tag volatile.
6862 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
6865 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
6867 * tree.def (vec_cond_expr): Fix. Change 'e'
6870 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
6872 * basic-block.h: Fix a comment typo.
6874 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
6876 * optabs.c, optabs.h: Fix comment typos.
6878 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
6880 * config/sparc/sparc.md (call_address_struct_value_sp32):
6881 Properly mask the immediate field of the 'unimp' instruction.
6882 (call_symbolic_struct_value_sp32): Likewise.
6884 2004-09-28 Ben Elliston <bje@au.ibm.com>
6885 Steven Bosscher <stevenb@suse.de>
6886 Andrew Pinski <pinskia@physics.uc.edu>
6888 Merge from edge-vector-branch:
6889 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
6890 (struct edge_def): Remove pred_next, succ_next members.
6891 (struct basic_block_def): Remove pred, succ members. Add preds
6892 and succs members of type VEC(edge).
6893 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
6894 (BRANCH_EDGE): Likewise.
6895 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
6896 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
6897 (edge_iterator): New.
6898 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
6899 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
6900 (FOR_EACH_EDGE): New.
6901 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
6903 (rotate_loop): Likewise.
6904 (find_traces_1_route): Likewise.
6905 (bb_to_key): Likewise.
6906 (connect_traces): Likewise.
6907 (copy_bb_p): Likewise.
6908 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
6909 (add_labels_and_missing_jumps): Likewise.
6910 (fix_up_fall_thru_edges): Likewise.
6911 (find_jump_block): Likewise.
6912 (fix_crossing_conditional_branches): Likewise.
6913 (fix_crossing_unconditional_branches): Likewise.
6914 (add_reg_crossing_jump_notes): Likewise.
6915 * bt-load.c (augment_live_range): Likewise.
6916 * cfg.c (clear_edges): Likewise.
6917 (unchecked_make_edge): Likewise.
6918 (cached_make_edge): Likewise.
6919 (make_single_succ_edge): Likewise.
6920 (remove_edge): Likewise.
6921 (redirect_edge_succ_nodup): Likewise.
6922 (check_bb_profile): Likewise.
6923 (dump_flow_info): Likewise.
6924 (alloc_aux_for_edges): Likewise.
6925 (clear_aux_for_edges): Likewise.
6926 (dump_cfg_bb_info): Likewise.
6927 * cfganal.c (forwarder_block_p): Likewise.
6928 (can_fallthru): Likewise.
6929 (could_fall_through): Likewise.
6930 (mark_dfs_back_edges): Likewise.
6931 (set_edge_can_fallthru_flag): Likewise.
6932 (find_unreachable_blocks): Likewise.
6933 (create_edge_list): Likewise.
6934 (verify_edge_list): Likewise.
6935 (add_noreturn_fake_exit_edges): Likewise.
6936 (connect_infinite_loops_to_exit): Likewise.
6937 (flow_reverse_top_sort_order_compute): Likewise.
6938 (flow_depth_first_order_compute): Likewise.
6939 (flow_preorder_transversal_compute): Likewise.
6940 (flow_dfs_compute_reverse_execute): Likewise.
6941 (dfs_enumerate_from): Likewise.
6942 (compute_dominance_frontiers_1): Likewise.
6943 * cfgbuild.c (make_edges): Likewise.
6944 (compute_outgoing_frequencies): Likewise.
6945 (find_many_sub_basic_blocks): Likewise.
6946 (find_sub_basic_blocks): Likewise.
6947 * cfgcleanup.c (try_simplify_condjump): Likewise.
6948 (thread_jump): Likewise.
6949 (try_forward_edges): Likewise.
6950 (merge_blocks_move): Likewise.
6951 (outgoing_edges_match): Likewise.
6952 (try_crossjump_to_edge): Likewise.
6953 (try_crossjump_bb): Likewise.
6954 (try_optimize_cfg): Likewise.
6955 (merge_seq_blocks): Likewise.
6956 * cfgexpand.c (expand_gimple_tailcall): Likewise.
6957 (expand_gimple_basic_block): Likewise.
6958 (construct_init_block): Likewise.
6959 (construct_exit_block): Likewise.
6960 * cfghooks.c (verify_flow_info): Likewise.
6961 (dump_bb): Likewise.
6962 (delete_basic_block): Likewise.
6963 (split_edge): Likewise.
6964 (merge_blocks): Likewise.
6965 (make_forwarder_block): Likewise.
6966 (tidy_fallthru_edges): Likewise.
6967 (can_duplicate_block_p): Likewise.
6968 (duplicate_block): Likewise.
6969 * cfglayout.c (fixup_reorder_chain): Likewise.
6970 (fixup_fallthru_exit_predecessor): Likewise.
6971 (can_copy_bbs_p): Likewise.
6972 (copy_bbs): Likewise.
6973 * cfgloop.c (flow_loops_cfg_dump): Likewise.
6974 (flow_loop_entry_edges_find): Likewise.
6975 (flow_loop_exit_edges_find): Likewise.
6976 (flow_loop_nodes_find): Likewise.
6977 (mark_single_exit_loops): Likewise.
6978 (flow_loop_pre_header_scan): Likewise.
6979 (flow_loop_pre_header_find): Likewise.
6980 (update_latch_info): Likewise.
6981 (canonicalize_loop_headers): Likewise.
6982 (flow_loops_find): Likewise.
6983 (get_loop_body_in_bfs_order): Likewise.
6984 (get_loop_exit_edges): Likewise.
6985 (num_loop_branches): Likewise.
6986 (verify_loop_structure): Likewise.
6987 (loop_latch_edge): Likewise.
6988 (loop_preheader_edge): Likewise.
6989 * cfgloopanal.c (mark_irreducible_loops): Likewise.
6990 (expected_loop_iterations): Likewise.
6991 * cfgloopmanip.c (remove_bbs): Likewise.
6992 (fix_bb_placement): Likewise.
6993 (fix_irreducible_loops): Likewise.
6994 (remove_path): Likewise.
6995 (scale_bbs_frequencies): Likewise.
6996 (loopify): Likewise.
6998 (fix_loop_placement): Likewise.
6999 (loop_delete_branch_edge): Likewise.
7000 (duplicate_loop_to_header_edge): Likewise.
7001 (mfb_keep_just): Likewise.
7002 (create_preheader): Likewise.
7003 (force_single_succ_latches): Likewise.
7004 (loop_split_edge_with): Likewise.
7005 (create_loop_notes): Likewise.
7006 * cfgrtl.c (rtl_split_block): Likewise.
7007 (rtl_merge_blocks): Likewise.
7008 (rtl_can_merge_blocks): Likewise.
7009 (try_redirect_by_replacing_jump): Likewise.
7010 (force_nonfallthru_and_redirect): Likewise.
7011 (rtl_tidy_fallthru_edge): Likewise.
7012 (commit_one_edge_insertion): Likewise.
7013 (commit_edge_insertions): Likewise.
7014 (commit_edge_insertions_watch_calls): Likewise.
7015 (rtl_verify_flow_info_1): Likewise.
7016 (rtl_verify_flow_info): Likewise.
7017 (purge_dead_edges): Likewise.
7018 (cfg_layout_redirect_edge_and_branch): Likewise.
7019 (cfg_layout_can_merge_blocks_p): Likewise.
7020 (rtl_flow_call_edges_add): Likewise.
7021 * cse.c (cse_cc_succs): Likewise.
7022 * df.c (hybrid_search): Likewise.
7023 * dominance.c (calc_dfs_tree_nonrec): Likewise.
7024 (calc_dfs_tree): Likewise.
7025 (calc_idoms): Likewise.
7026 (recount_dominator): Likewise.
7027 * domwalk.c (walk_dominator_tree): Likewise.
7028 * except.c (emit_to_new_bb_before): Likewise.
7029 (connect_post_landing_pads): Likewise.
7030 (sjlj_emit_function_enter): Likewise.
7031 (sjlj_emit_function_exit): Likewise.
7032 (finish_eh_generation): Likewise.
7033 * final.c (compute_alignments): Likewise.
7034 * flow.c (calculate_global_regs_live): Likewise.
7035 (initialize_uninitialized_subregs): Likewise.
7036 (init_propagate_block_info): Likewise.
7037 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7038 * gcse.c (find_implicit_sets): Likewise.
7039 (bypass_block): Likewise.
7040 (bypass_conditional_jumps): Likewise.
7041 (compute_pre_data): Likewise.
7042 (insert_insn_end_bb): Likewise.
7043 (insert_store): Likewise.
7044 (remove_reachable_equiv_notes): Likewise.
7045 * global.c (global_conflicts): Likewise.
7046 (calculate_reg_pav): Likewise.
7047 * graph.c (print_rtl_graph_with_bb): Likewise.
7048 * ifcvt.c (mark_loop_exit_edges): Likewise.
7049 (merge_if_block): Likewise.
7050 (find_if_header): Likewise.
7051 (block_jumps_and_fallthru_p): Likewise.
7052 (find_if_block): Likewise.
7053 (find_cond_trap): Likewise.
7054 (block_has_only_trap): Likewise.
7055 (find_if_case1): Likewise.
7056 (find_if_case_2): Likewise.
7057 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
7058 (perfect_nestify): Likewise.
7059 * lcm.c (compute_antinout_edge): Likewise.
7060 (compute_laterin): Likewise.
7061 (compute_available): Likewise.
7062 (compute_nearerout): Likewise.
7063 * loop-doloop.c (doloop_modify): Likewise.
7064 * loop-init.c (loop_optimizer_init): Likewise.
7065 * loop-invariant.c (find_exits): Likewise.
7066 * loop-iv.c (simplify_using_initial_values): Likewise.
7067 (check_simple_exit): Likewise.
7068 (find_simple_exit): Likewise.
7069 * loop-unroll.c (peel_loop_completely): Likewise.
7070 (unroll_loop_constant_iterations): Likewise.
7071 (unroll_loop_runtime_iterations): Likewise.
7072 * loop-unswitch.c (may_unswitch_on): Likewise.
7073 (unswitch_loop): Likewise.
7074 * modulo-sched.c (generate_prolog_epilog): Likewise.
7075 (sms_schedule): Likewise.
7076 * postreload-gcse.c (eliminate_partially_redundant_load):
7078 * predict.c (can_predict_insn_p): Likewise.
7079 (set_even_probabilities): Likewise.
7080 (combine_predictions_for_bb): Likewise.
7081 (predict_loops): Likewise.
7082 (estimate_probability): Likewise.
7083 (tree_predict_by_opcode): Likewise.
7084 (tree_estimate_probability): Likewise.
7085 (last_basic_block_p): Likewise.
7086 (propagate_freq): Likewise.
7087 (estimate_loops_at_level): Likewise.
7088 (estimate_bb_frequencies): Likewise.
7089 * profile.c (instrument_edges): Likewise.
7090 (get_exec_counts): Likewise.
7091 (compute_branch_probabilities): Likewise.
7092 (branch_prob): Likewise.
7093 * ra-build.c (live_in): Likewise.
7094 * ra-rewrite.c (rewrite_program2): Likewise.
7095 * ra.c (reg_alloc): Likewise.
7096 * reg-stack.c (reg_to_stack): Likewise.
7097 (convert_regs_entry): Likewise.
7098 (compensate_edge): Likewise.
7099 (convert_regs_1): Likewise,
7100 (convert_regs_2): Likewise.
7101 (convert_regs): Likewise.
7102 * regrename.c (copyprop_hardreg_forward): Likewise.
7103 * reload1.c (fixup_abnormal_edges): Likewise.
7104 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
7105 (sbitmap_insersection_of_preds): Likewise.
7106 (sbitmap_union_of_succs): Likewise.
7107 (sbitmap_union_of_preds): Likewise.
7108 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
7109 (fix_basic_block_boundaries): Likewise.
7110 (sched_ebbs): Likewise.
7111 * sched-rgn.c (build_control_flow): Likewise.
7112 (find_rgns): Likewise.
7113 * tracer.c (find_best_successor): Likewise.
7114 (find_best_predecessor): Likewise.
7115 (tail_duplicate): Likewise.
7116 * tree-cfg.c (make_edges): Likewise.
7117 (make_ctrl_stmt_edges): Likewise.
7118 (make_goto_expr_edges): Likewise.
7119 (tree_can_merge_blocks_p): Likewise.
7120 (tree_merge_blocks): Likewise.
7121 (cfg_remove_useless_stmts_bb): Likewise.
7122 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7123 (tree_block_forwards_to): Likewise.
7124 (cleanup_control_expr_graph): Likewise.
7125 (find_taken_edge): Likewise.
7126 (dump_cfg_stats): Likewise.
7127 (tree_cfg2vcg): Likewise.
7128 (disband_implicit_edges): Likewise.
7129 (tree_find_edge_insert_loc): Likewise.
7130 (bsi_commit_edge_inserts): Likewise.
7131 (tree_split_edge): Likewise.
7132 (tree_verify_flow_info): Likewise.
7133 (tree_make_forwarder_block): Likewise.
7134 (tree_forwarder_block_p): Likewise.
7135 (thread_jumps): Likewise.
7136 (tree_try_redirect_by_replacing_jump): Likewise.
7137 (tree_split_block): Likewise.
7138 (add_phi_args_after_copy_bb): Likewise.
7139 (rewrite_to_new_ssa_names_bb): Likewise.
7140 (dump_function_to_file): Likewise.
7141 (print_pred_bbs): Likewise.
7142 (print_loop): Likewise.
7143 (tree_flow_call_edges_add): Likewise.
7144 (split_critical_edges): Likewise.
7145 (execute_warn_function_return): Likewise.
7146 (extract_true_false_edges_from_block): Likewise.
7147 * tree-if-conv.c (tree_if_conversion): Likewise.
7148 (if_convertable_bb_p): Likewise.
7149 (find_phi_replacement_condition): Likewise.
7150 (combine_blocks): Likewise.
7151 * tree-into-ssa.c (compute_global_livein): Likewise.
7152 (ssa_mark_phi_uses): Likewise.
7153 (ssa_rewrite_initialize_block): Likewise.
7154 (rewrite_add_phi_arguments): Likewise.
7155 (ssa_rewrite_phi_arguments): Likewise.
7156 (insert_phi_nodes_for): Likewise.
7157 (rewrite_into_ssa): Likewise.
7158 (rewrite_ssa_into_ssa): Likewise.
7159 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
7160 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
7161 (rewrite_trees): Likewise.
7162 * tree-pretty-print.c (dump_bb_header): Likewise.
7163 (dump_implicit_edges): Likewise.
7164 * tree-sra.c (insert_edge_copies): Likewise.
7165 (find_obviously_necessary_stmts): Likewise.
7166 (remove_data_stmt): Likewise.
7167 * tree-ssa-dom.c (thread_across_edge): Likewise.
7168 (dom_opt_finalize_block): Likewise.
7169 (single_incoming_edge_ignoring_loop_edges): Likewise.
7170 (record_equivalences_from_incoming_edges): Likewise.
7171 (cprop_into_successor_phis): Likewise.
7172 * tree-ssa-live.c (live_worklist): Likewise.
7173 (calculate_live_on_entry): Likewise.
7174 (calculate_live_on_exit): Likewise.
7175 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7176 (copy_loop_headers): Likewise.
7177 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
7178 (fill_always_executed_in): Likewise.
7179 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
7180 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
7181 (compute_phi_arg_on_exit): Likewise.
7182 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
7183 (get_loops_exit): Likewise.
7184 (split_loop_exit_edge): Likewise.
7185 (ip_normal_pos): Likewise.
7186 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
7188 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
7189 (replace_phi_with_stmt): Likewise.
7190 (value_replacement): Likewise.
7191 * tree-ssa-pre.c (compute_antic_aux): Likewise.
7192 (insert_aux): Likewise.
7193 (init_pre): Likewise.
7194 * tree-ssa-propagate.c (simulate_stmt): Likewise.
7195 (simulate_block): Likewise.
7196 (ssa_prop_init): Likewise.
7197 * tree-ssa-threadupdate.c (thread_block): Likewise.
7198 (create_block_for_threading): Likewise.
7199 (remove_last_stmt_and_useless_edges): Likewise.
7200 * tree-ssa.c (verify_phi_args): Likewise.
7201 (verify_ssa): Likewise.
7202 * tree_tailcall.c (independent_of_stmt_p): Likewise.
7203 (find_tail_calls): Likewise.
7204 (eliminate_tail_call): Likewise.
7205 (tree_optimize_tail_calls_1): Likewise.
7206 * tree-vectorizer.c (vect_transform_loop): Likewise.
7207 * var-tracking.c (prologue_stack_adjust): Likewise.
7208 (vt_stack_adjustments): Likewise.
7209 (vt_find_locations): Likewise.
7210 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
7211 * config/i386/i386.c (ix86_pad_returns): Likewise.
7212 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
7213 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
7215 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
7218 * config/sparc/sparc.c (struct machine_function): New field
7219 'leaf_function_p' and 'prologue_data_valid_p'.
7220 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
7221 to conveniently access the above fields.
7222 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
7223 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
7224 of the generic flavor 'current_function_uses_only_leaf_regs'.
7225 (eligible_for_sibcall_delay): Likewise.
7226 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
7227 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
7228 (sparc_asm_function_prologue): Add sanity check for the assumption
7229 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
7230 (sparc_can_use_return_insn_p): New function.
7231 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
7232 (output_restore): Likewise.
7233 (output_sibcall): Likewise.
7234 (sparc_output_mi_thunk): Likewise.
7235 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
7236 * config/sparc/sparc.md (return): New expander.
7238 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
7240 2004-09-27 Mark Mitchell <mark@codesourcery.com>
7243 * stor-layout.c (layout_decl): Use fold_convert, not convert.
7244 (bit_from_pos): Likewise.
7245 (byte_from_pos): Likewise.
7246 (pos_from_bit): Likewise.
7247 (normalize_offset): Likewise.
7248 (place_field): Likewise.
7249 (finalize_type_size): Likewise.
7250 (layout_type): Likewise.
7251 * tree.c (build_index_type): Likewise.
7253 2004-09-27 Devang Patel <dpatel@apple.com>
7255 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
7256 * genopinit.c (optabs): New entry for vcond_gen_code and
7258 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
7259 (get_rtx_code): New function.
7260 (vector_compare_rtx): New function.
7261 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
7262 (expand_vec_cond_expr_p): New function.
7263 (expand_vec_cond_expr): New function.
7264 (get_vcond_icode): New function.
7265 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
7266 (vcond_gen_code, vcondu_gen_code): Same.
7268 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
7270 * Makefile.in (STAGESTUFF): Split into ...
7271 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
7272 (mostlyclean): Update.
7273 (stage1-start, stage2-start, stage3-start, stage4-start,
7274 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
7275 Move the STAGEMOVESTUFF.
7277 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7279 * system.h (getpagesize): Return 'int' instead of 'long'.
7281 2004-09-27 Michael Matz <matz@suse.de>
7285 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
7286 bmp_iter_and_init): Shift by bit_in_word.
7288 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
7290 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
7291 * configure.ac: Don't sinclude it here.
7292 * configure: Regenerate.
7294 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
7296 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
7299 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
7302 * c-typeck.c (build_component_ref): Name type involved in
7303 diagnostic for structure or union without a member of the given
7306 2004-09-27 DJ Delorie <dj@redhat.com>
7308 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
7309 .comm alignment is bytes, not bits.
7311 2004-09-27 Devang Patel <dpatel@apple.com>
7313 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
7314 (print_call_name): Do not print VEC_COND_EXPR.
7316 2004-09-27 Devang Patel <dpatel@apple.com>
7318 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
7320 2004-09-27 Jan Hubicka <jh@suse.cz>
7322 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
7324 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
7326 * bitmap.h: Fix a comment typo.
7328 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
7330 * libgcc2.c (getpagesize): Change type of return value to int.
7332 2004-09-26 Matt Austern <austern@apple.com>
7334 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
7337 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7339 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
7340 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
7341 (bitmap_iterator): New type.
7342 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
7343 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
7344 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
7345 bmp_iter_and_init, bmp_iter_and_next): New functions.
7346 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
7347 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
7348 use iterator-style EXECUTE_IF_IN_BITMAP macros.
7349 * bitmap.c (bitmap_print): Ditto.
7350 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
7351 btr_def_live_range): Ditto.
7352 * cfganal.c (compute_dominance_frontiers_1) Ditto.
7353 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
7355 * ddg.c (build_inter_loop_deps): Ditto.
7356 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
7358 * except.c (remove_eh_handler): Ditto.
7359 * flow.c (reg_set_to_hard_reg_set): Ditto.
7360 * gcse.c (clear_modify_mem_tables): Ditto.
7361 * global.c (build_insn_chain): Ditto.
7362 * ifcvt.c (dead_or_predicable): Ditto.
7363 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
7365 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
7366 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
7367 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
7368 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
7369 tree_purge_all_dead_eh_edges): Ditto.
7370 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
7371 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
7372 rewrite_ssa_into_ssa): Ditto.
7373 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
7374 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
7376 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
7377 compute_flow_sensitive_aliasing, maybe_create_global_var,
7378 dump_points_to_info_for): Ditto.
7379 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
7380 * tree-ssa-dse.c (dse_finalize_block): Ditto.
7381 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
7382 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
7384 * tree-ssa-loop-ivopts.c (find_induction_variables,
7385 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
7386 determine_use_iv_costs, determine_set_costs, find_best_candidate,
7387 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
7389 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
7390 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
7391 add_call_read_ops): Ditto.
7392 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
7394 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7396 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
7397 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
7399 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
7401 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
7402 reflect size of memory regions being compared.
7404 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
7406 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
7407 expressions. Always clear MEM_SIZE and alias set.
7409 2004-09-26 Roger Sayle <roger@eyesopen.com>
7410 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7413 * stor-layout.c (compute_record_mode): For records with a single
7414 field, only use the field's mode if its size matches what we'd
7415 have choosen for the record ourselves. This forces the use of
7416 BLKmode for packed records that don't completely fill a mode.
7418 2004-09-26 Roger Sayle <roger@eyesopen.com>
7421 * combine.c (force_to_mode): Remove dubious early return test that
7422 inhibits further optimization.
7424 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
7426 * profile.c: Fix a comment typo.
7428 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7431 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
7432 with varying offset.
7433 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
7434 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
7436 (expr_invariant_in_loop_p): New function.
7437 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
7438 component_ref_field_offset for COMPONENT_REFs. Do not allow
7439 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
7440 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
7441 MISALIGNED_INDIRECT_REFs.
7442 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
7443 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
7444 MISALIGNED_INDIRECT_REFs.
7446 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
7449 * gcc.c (cpp_options, cc1_options): Preserve relative order of
7450 -std and -ansi options.
7452 2004-09-26 Jan Hubicka <jh@suse.cz>
7454 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
7455 for nested functions whose proper parent has not been output.
7457 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
7458 when re-constructing profile previously invalidated by loop.
7460 2004-09-25 Dale Johannesen <dalej@apple.com>
7462 * tree-gimple.c: Move GIMPLE definition...
7463 * doc/tree-ssa.texi: here.
7465 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7467 * tree-vectorizer.c: Fix a comment typo.
7469 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7471 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
7472 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
7473 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
7474 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
7476 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7478 * tree-ssa-loop-unswitch.c: Fix a comment typo.
7480 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
7482 * doc/passes.texi: Fix a typo.
7484 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7486 * tree-optimize.c (init_tree_optimization_passes): Add
7488 * tree-pass.h (pass_record_bounds): Declare.
7489 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
7492 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7494 PR tree-optimization/17474
7495 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
7496 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
7498 2004-09-25 Jan Hubicka <jh@suse.cz>
7500 * predict.c (counts_to_freqs): Make global.
7501 * predict.h (counts_to_freqa): Declare.
7502 * profile.c (compute_branch_probabilities): Compute frequencies
7503 * tree-profile.c (do_tree_profiling): Refine conditional on when
7504 tree profiling pass is needed.
7506 * passes.c (rest_of_handle_cfg): Disable const/pure function
7507 detection when doing tree based profiling.
7509 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
7512 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
7514 * config/mips/mips.h (struct mips_args): Clarify comments.
7515 * config/mips/mips.c (struct mips_arg_info): Likewise.
7516 (mips_arg_info): Don't allow fpr_p to affect the register or
7517 stack alignment. Remove o64 silliness.
7518 (function_arg): Deal with the o32 float,float case specially.
7520 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
7522 * config/mips/mips.md (loadx, storex): Define for V2SF.
7524 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
7526 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
7527 * config/s390/s390.c (s390_back_chain_rtx): New function.
7528 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
7529 Call anti_adjust_stack.
7530 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
7531 only if compiling with back chain.
7532 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
7533 back chain only if back chain enabled. Use s390_back_chain_rtx.
7535 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
7537 * doc/trouble.texi: Remove obsolete information. Update
7538 information on how to regenerate fixincluded headers.
7540 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
7543 * doc/invoke.texi: Document that
7544 -Wno-error-implicit-function-declaration is not accepted.
7546 2004-09-24 Richard Henderson <rth@redhat.com>
7548 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
7549 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
7551 (alpha_expand_mov): Allow unaligned vectors.
7552 (alpha_expand_unaligned_store): Use CONST0_RTX.
7553 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
7555 2004-09-24 Jeff Law <law@redhat.com>
7557 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
7559 (simplify_cond_and_lookup_avail_expr): Likewise.
7561 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7564 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
7565 title. Document interaction with -fms-extensions.
7566 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
7569 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7572 * doc/extend.texi: Document interaction of attribute noreturn and
7575 2004-09-24 Richard Henderson <rth@redhat.com>
7578 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
7579 (som_hash, som_eq): New.
7580 (init_subregs_of_mode, record_subregs_of_mode): New.
7581 (cannot_change_mode_set_regs): Rewrite for htab implementation.
7582 (invalid_mode_change_p): Likewise.
7583 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
7584 * flow.c (mark_used_regs): Likewise.
7585 (life_analysis): Use init_subregs_of_mode.
7586 * regs.h (subregs_of_mode): Remove.
7587 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
7589 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7591 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
7592 type with the copy of the conditional.
7594 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7597 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7598 Prevent renaming if the aliasing sets of the type which the
7599 pointer points to are different.
7601 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7604 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
7605 declarations of enumerators.
7606 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
7607 for redefinition. Check for nested redefinition.
7608 (finish_struct): Don't check for nested redefinition.
7609 (start_enum): Check for nested redefinition.
7611 2004-09-24 Devang Patel <dpatel@apple.com>
7613 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
7614 only when necesssary.
7615 (combine_blocks): Combine loop header and exit block.
7617 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
7619 * hooks.c (hook_tree_tree_bool_null): New.
7620 * hooks.h (hook_tree_tree_bool_null): Declare it.
7621 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
7622 * targhooks.c (default_fold_builtin): Remove.
7623 * targhooks.h (default_fold_builtin): Remove.
7625 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7627 PR rtl-optimization/17625
7628 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
7630 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7633 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
7634 Reject if any of the operands occur in an abnormal PHI.
7636 2004-09-24 Andreas Schwab <schwab@suse.de>
7638 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
7641 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7643 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
7644 if the GNU assembler is used.
7645 (sparc-*-solaris2*): Likewise.
7646 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
7647 (dbxout_function_end): Protect N_ENSYM with it.
7648 (dbxout_begin_prologue): Protect N_BNSYM with it.
7649 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
7650 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
7651 * config/sparc/sol2-gas.h: New file.
7653 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
7656 * Makefile.in (@set_gcc_lib_path@): Added.
7658 * configure.ac: Include ../config/gcc-lib-path.m4. Use
7659 TL_AC_GNU_MAKE_GCC_LIB_PATH.
7660 * configure: Regenerated.
7662 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7665 * c-typeck.c (build_c_cast): Improve wording of
7666 -Wbad-function-cast diagnostic.
7668 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
7671 * config/cris/cris.md (moverside, movemside): Rename variable
7672 "reg" to "otherop". To generate canonical RTX, check that otherop
7673 isn't constant instead of checking that operand 1 is a register.
7675 2004-09-23 Jakub Jelinek <jakub@redhat.com>
7677 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
7679 2004-09-23 Diego Novillo <dnovillo@redhat.com>
7680 Jakub Jelinek <jakub@redhat.com>
7682 * tree-flow.h (find_new_referenced_vars): Add prototype.
7683 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
7685 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
7687 (mark_new_vars_to_rename): Walk through all operands.
7688 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
7689 (execute_fold_all_builtins): Use it.
7690 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
7692 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
7694 * gthr-tpf.h: New file.
7695 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
7696 * gthr.h: Use gthr-tpf.h on TPF OS.
7698 2004-09-23 Jeff Law <law@redhat.com>
7700 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
7701 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
7702 (substitute_and_fold): Likewise.
7703 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
7704 except invariants from SSA_NAME_VALUE.
7705 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
7706 and SET_SSA_NAME_EQUIV.
7707 (restore_vars_to_original_value, record_const_or_copy): Likewise.
7708 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
7709 (record_equality, cprop_into_successor_phis): Likewise.
7710 (record_equivalences_from_stmt, cprop_operand): Likewise.
7711 (lookup_avail_expr): Likewise.
7712 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
7713 from SSA_NAME_VALUE.
7714 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
7715 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
7716 annotation from the VALUE_HANDLE field.
7718 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
7722 * tree.c (reconstruct_complex_type): Remove extra "this".
7723 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
7724 Add V4SFmode to case statement.
7726 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
7729 * doc/extend.texi, doc/invoke.texi: Document interaction of
7730 -fno-builtin with format checks. Note that built-in functions
7731 have effects beyond generating code that avoids calls to those
7734 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
7736 PR tree-optimization/17533
7737 * dominance.c (verify_dominators): Tolerate even more incorrect
7738 dominance data during error message printing.
7739 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
7740 and edges more correctly.
7742 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
7744 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
7746 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
7747 MISALIGNED_INDIRECT_REF.
7748 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
7749 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
7751 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
7752 (find_interesting_uses_address): Likewise.
7753 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
7754 (build_fold_addr_expr_with_type): Likewise.
7755 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
7756 * print-rtl.c (print_mem_expr): Likewise.
7757 * tree-dump.c (dequeue_and_dump): Likewise.
7758 * tree-eh.c (tree_could_trap_p): Likewise.
7759 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
7760 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
7761 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
7763 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7764 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7765 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
7766 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
7767 (add_address_candidates, rewrite_address_base): Likewise.
7768 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
7770 * tree.c (staticp, build1_stat): Likewise.
7772 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
7773 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
7774 * tree-ssa-operands.c (get_expr_operands): Likewise.
7775 * expr.c (expand_expr_real_1): Likewise.
7777 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
7779 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
7781 (expand_ternary_op): New function.
7782 * genopinit.c (optabs): Handle the new optabs.
7783 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
7784 (init_optabs): Initialize vec_realign_load_optab.
7785 (expand_ternary_op): New functions.
7787 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
7788 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
7789 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
7790 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
7791 * target.h (struct vectorize): New member for struct gcc_target.
7792 (misaligned_mem_ok): New member for targetm.vectorize.
7793 (builtin_mask_for_load): Likewise.
7794 (builtin_mask_for_store): Likewise.
7795 * targethooks.c (default_vect_misaligned_mem_ok): New function.
7796 * targethooks.h (default_vect_misaligned_mem_ok): New function.
7798 * config/rs6000/altivec.md (build_vector_mask_for_load): New
7800 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
7801 (vec_realign_load_v16qi): New define_insn.
7802 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
7803 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
7804 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
7805 (altivec_builtin_mask_for_store): New variables.
7806 (rs6000_builtin_mask_for_load): New function. Implements
7807 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
7808 (rs6000_builtin_mask_for_store): New function. Implements
7809 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
7810 (rs6000_expand_builtin): Expand the target builtins
7811 builtin_mask_for_load and builtin_mask_for_store.
7812 (altivec_init_builtins): Initialize the new target builtins.
7813 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
7814 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
7816 * tree-vectorizer.c (vect_create_data_ref): Renamed to
7817 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
7818 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
7819 (vectorizable_store): Call vect_create_data_ref_ptr with additional
7820 arguments, and create an indirect_ref with its return value data_ref.
7821 Check aligned_access_p.
7822 (vectorizable_load): Handle misaligned loads, using software-pipelined
7823 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
7824 vec_realign_load_optab is supported, or using a scheme without
7825 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
7826 misaligned_mem_ok is supported.
7828 (vect_finish_stmt_generation): Typo.
7829 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
7830 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
7831 presence of misaligned loads.
7832 (vect_analyze_data_ref_access): Add check for constant init.
7833 (vect_get_symbl_and_dr): Remove duplicate line.
7834 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
7836 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
7838 * builtins.c: Fix a comment typo.
7840 2004-09-23 Jan Hubicka <jh@suse.cz>
7842 * profile.c (branch_prob): Do not verify flow info in the middle of the
7845 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7847 * cfgloop.h (update_single_exits_after_duplication): Declare.
7848 (loopify, split_loop_bb): Declaration changed.
7849 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
7851 (loopify): Added redirect_all_edges argument.
7852 (update_single_exits_after_duplication): Export.
7853 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
7854 * tree-flow.h (tree_duplicate_loop_to_header_edge,
7855 tree_ssa_loop_version): Declare.
7856 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
7857 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
7858 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
7859 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
7861 * tree-ssa-loop-unswitch.c: New file.
7862 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
7863 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
7864 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
7865 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
7866 * tree-pass.h (pass_unswitch): Declare.
7867 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
7868 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
7869 * doc/passes.texi: Documen tree level loop unswitching.
7871 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
7873 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
7875 2004-09-22 Eric Christopher <echristo@redhat.com>
7877 * builtins.c (simplify_builtin_va_start): Remove.
7878 (simplify_builtin): Ditto.
7879 (fold_builtin_strchr): Ditto.
7880 (simplify_builtin_*): Rename remainders to fold_builtin_*.
7881 (expand_builtin): Fix up for above changes.
7882 (fold_builtin_1): Add new folders. Change for above.
7883 (expand_builtin_va_start): Call fold_builtin_next_arg.
7884 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
7885 * tree.h: Remove prototype for simplify_builtin.
7887 2004-09-23 Jan Hubicka <jh@suse.cz>
7890 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
7891 of fully inlined functions.
7892 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
7895 * cfgexpand.c (add_reg_br_prob_note): New function.
7896 (expand_gimple_cond_expr): Use it.
7897 (tree_expand_cfg): No longer kill the profile.
7898 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
7899 only if it is present.
7900 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
7901 * predict.c (combine_predictions_for_insn): Set the probabilities
7902 based on REG_BR_PROB note if present.
7903 * predict.c (branch_prob): Profile is read only with
7904 flag_branch_probabilities.
7906 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
7908 * aclocal.m4: Add in gettext's m4 includes.
7909 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
7910 * configure.ac: Add in check for iconv.h
7911 * configure: Regenerate.
7913 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
7915 * aclocal.m4: Update for rename of gettext-sister.m4.
7917 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
7919 Fix PR tree-optimization/17587
7920 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
7921 (insert_aux): Instead of here.
7923 2004-09-22 Diego Novillo <dnovillo@redhat.com>
7925 PR tree-optimization/16721
7926 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
7927 * tree-ssa-alias.c (create_memory_tag): Move setting of
7928 TREE_THIS_VOLATILE ...
7929 (get_tmt_for): ... here.
7931 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7933 * config/sparc/sparc.md (cmove splitter): Fix formatting.
7934 (conditional_trap expander): Reject inappropriate CCmodes.
7935 (conditional trap insn): Use V9 syntax if possible.
7937 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
7940 * c-typeck.c (build_component_ref): Don't special-case
7943 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
7945 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
7948 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
7950 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
7951 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7952 TRUTH_XOR_EXPR): Mention the restriction on types.
7954 2004-09-22 Matt Austern <austern@apple.com>
7956 * config/darwin.c (darwin_make_decl_one_only):
7957 Allow coalesced symbol to appear in static archive's table of contents
7959 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
7961 PR tree-optimization/17512
7962 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
7965 2004-09-22 David Edelsohn <edelsohn@gnu.org>
7967 * dbxout.c (get_lang_number): Do not define if
7968 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
7970 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
7973 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
7974 builtin_define ("__USE_INIT_FINI__").
7976 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
7978 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
7979 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
7980 * config/s390/s390.h (TARGET_TPF): New macro.
7981 * config/s390/s390.md ("eh_return"): New expander.
7982 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
7983 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
7984 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
7985 * config/s390/tpf.h (TARGET_TPF): Define to 1.
7986 (STACK_POINTER_OFFSET): Increase to 448.
7987 (TARGET_DEFAULT): Set -mtpf-trace on as default.
7988 (TPF_LOC_DIFF_OFFSET): New macro.
7989 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
7991 (__isPATrange): Add prototype.
7992 (MD_FALLBACK_FRAME_STATE_FOR): Define.
7993 * config/s390/tpf-eh.c: New file.
7995 2004-09-22 Diego Novillo <dnovillo@redhat.com>
7997 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
7998 operands in an integer comparison.
7999 * tree-cfg.c (find_taken_edge): Call fold() to determine
8000 whether the predicate is known.
8002 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
8004 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
8005 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
8006 Create build and doc directories along with the language directories.
8007 Don't create doc directory separately.
8008 * configure: Regenerate.
8009 * Makefile.in: Create all object and executables files built
8010 with the build compiler in a build/ directory.
8011 (genobjnames): Add missing build objects.
8012 (STAGESTUFF): Don't stage the gen* programs.
8013 (ggc-none.o): Define dependencies for the target compiler.
8014 (build-print-rtl.o): Rename to build/print-rtl.o.
8015 (build-errors.o): Rename to build/errors.o.
8016 (build-varray.o): Rename to build/varray.o.
8017 (maintainerclean): Delete the contents of the build directory.
8018 ($(genobjs): %.o): Explicitly use -o.
8019 (build/insn-conditions.o): Delete specfic rule to use generic rule.
8020 (build/gengtype-lex.o): Likewise.
8021 (build/gengtype-yacc.o): Likewise.
8022 (build/gcov-iov.o): Likewise.
8024 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
8026 * vec.h (VEC_space): Return true if there _is_ space.
8027 (VEC_reserve): Adjust.
8029 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
8031 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
8032 use FPRs for scalar, complex and vector types only.
8034 2004-09-21 Jeff Law <law@redhat.com>
8036 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
8037 the opt_stats_d structure.
8038 (vrp_data): Change from a varray into a hash table.
8039 (vrp_hash_elt): New structure for elements in the vrp hash table.
8040 (vrp_hash, vrp_eq):New functions for hashing and testing equality
8041 in the vrp hash table.
8042 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
8043 initialization slightly to make it easier to read. No longer need
8044 to grow/clear the varray. Instead empty and delete the hash table.
8045 (dom_opt_finalize_block): Update due to change of VRP_DATA from
8046 a varray to a hash table.
8047 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
8049 * tree-ssa-ccp.c (get_default_value): If we have a constant
8050 value recorded for an SSA_NAME, then use that constant as
8051 the initial lattice value.
8052 (substitute_and_fold): Transfer equivalences discovered into
8055 * tree.h (SSA_NAME_EQUIV): Add comments.
8056 (SET_SSA_NAME_EQUIV): Similarly.
8058 2004-09-21 David Edelsohn <edelsohn@gnu.org>
8060 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
8062 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
8064 2004-09-21 Mark Mitchell <mark@codesourcery.com>
8066 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
8067 (finish_decl): Likewise.
8069 2004-09-21 Devang Patel <dpatel@apple.com>
8071 * tree.def (VEC_COND_EXPR): New tree node.
8072 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
8074 2004-09-21 Stan Shebs <shebs@apple.com>
8076 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
8077 * config/rs6000/darwin-world.asm: Likewise.
8079 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
8081 * tree-ssa.c (verify_def): Use print_generic_stmt,
8082 not debug_generic_stmt.
8083 (verify_use): Ditto.
8084 (verify_phi_args): Ditto.
8085 (verify_ssa): Ditto.
8087 2004-09-21 Paul Brook <paul@codesourcery.com>
8089 * varasm.c (default_assemble_integer): Return false for values wider
8090 than the target word size. Works around GAS bug.
8092 2004-09-21 Zack Weinberg <zack@codesourcery.com>
8094 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
8096 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
8099 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
8101 * c-typeck.c (build_function_call): Give name of object
8102 we are attempting to call in error message.
8103 * c-objc-common.c (c_tree_printer): Call pp_expression,
8104 not return false, for 'E' case.
8106 2004-09-21 Steven Bosscher <stevenb@suse.de>
8108 PR rtl-optimization/17482
8109 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
8110 load_killed_in_block_p): Clarify comments.
8111 (record_last_reg_set_info): Make static inline.
8112 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
8113 (record_opr_changes): New function to replace the above.
8114 (compute_hash_table): Clarify comments. Use record_opr_changes.
8115 (reg_set_between_after_reload_p): Clean up.
8116 (reg_used_between_after_reload_p): Likewise.
8117 (eliminate_partially_redundant_load): Clarify comments.
8119 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8121 PR rtl-optimization/17266
8122 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
8124 2004-09-21 Uros Bizjak <uros@kss-loka.si>
8126 PR rtl-optimization/14851
8127 * rtlanal.c (commutative_operand_precedence): Calculate
8128 precedence of stripped constant.
8130 2004-09-20 Jeff Law <law@redhat.com>
8131 Jan Hubicka <jh@suse.cz>
8133 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
8134 initialize key elements here.
8135 (release_ssa_name): Zero the released SSA_NAME here.
8136 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
8137 (struct tree_ssa_name): Add new "equiv" field.
8138 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
8139 (tree_ssa_dominator_optimize): No longer allocate, resize or
8140 clear CONST_AND_COPIES.
8141 (get_value_for, set_value_for): Kill.
8142 (thread_across_edge): Get/set the equivalency using
8143 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
8144 (restore_vars_to_original_value): Likewise.
8145 (record_equivalences_from_phis): Likewise.
8146 (record_dominating_conditions): Likewise.
8147 (record_const_or_copy, record_equality): Likewise.
8148 (lookup_avail_expr): Likewise.
8149 (record_equivalences_from_stmt, cprop_operand): Likewise.
8150 (cprop_into_successor_phis): No longer need to pass around
8151 CONST_AND_COPIES. Callers updated. Get equivalences via
8153 (cprop_into_phis): Likewise.
8155 2004-09-20 Matt Austern <austern@apple.com>
8156 Zack Weinberg <zack@codesourcery.com>
8158 * c-common.c (fix_string_type): Build the unqualified array
8159 type unconditionally, then use c_build_qualified_type to get
8160 the proper const-qualified variant, and set its
8161 TYPE_MAIN_VARIANT to refer to the unqualified type.
8162 * c-lex.c (c_lex_return_raw_string): New global.
8163 (c_lex_with_flags): Honor it.
8164 * c-pragma.h: Declare it.
8166 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
8168 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
8170 2004-09-21 Jan Hubicka <jh@suse.cz>
8173 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
8174 (tree_rest_of_compilation): Cleanup.
8176 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
8178 * config/s390/s390.c (s390_select_rtx_section): Remove.
8179 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
8181 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
8183 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
8184 note to pretend a direct save from the original register when an
8185 intermediate register is used for the save.
8187 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8189 * tsystem.h (alloca): Provide a default definition.
8192 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8193 * unwind-dw2.c: Call __builtin_alloca, not alloca.
8195 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
8198 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
8199 aliasing sets are the same rather than just conflicting.
8201 2004-09-20 Jan Hubicka <jh@suse.cz>
8205 * cgraph.c (cgraph_unnest_node): New function.
8206 (c_finalize): Rename to ....
8207 (c_warn_unused_result_recursivly): ... this one; do only the warning
8208 (finish_function): Finalize the toplevel function; do not lower nested tree.
8209 * cgraph.h (cgraph_unnest_node): Declare.
8210 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
8211 nestedness datastructure.
8212 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
8213 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
8214 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
8216 2004-09-20 Richard Henderson <rth@redhat.com>
8218 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
8219 from some_small_symbolic_operand_1; export.
8220 (some_small_symbolic_operand): Remove.
8221 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
8223 * config/alpha/predicates.md (some_small_symbolic_operand): New.
8225 2004-09-20 Jan Hubicka <jh@suse.cz>
8227 * predict.c (return_prediction): New function.
8228 (apply_return_prediction): Likewise.
8229 (tree_bb_level_predictions): Likewise.
8230 (tree_estimate_probability): Add noreturn exit edges; call
8231 bb_level_predictions; fix logic of return heuristics.
8232 (predict_paths_leading_to): Rescuesce from old CVS version of
8233 process_note_prediction function.
8234 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
8236 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
8238 * config/s390/s390.c (s390_frame_info): Added alignment statement for
8239 floating point register area on stack.
8241 2004-09-20 Jakub Jelinek <jakub@redhat.com>
8243 * predict.c (expr_expected_value): Use *_CLASS_P macros.
8245 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
8247 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
8248 generating useless garbage.
8250 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
8252 * builtins.c (fold_builtin): Call the new omonymous
8253 target hook for machine-dependent built-ins.
8254 * target-def.h (TARGET_FOLD_BUILTIN): New.
8255 * target.h (struct gcc_target): Add the fold_builtin hook.
8256 * targhooks.c (default_fold_builtin): New.
8257 * targhooks.h (default_fold_builtin): Declare it.
8259 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
8261 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
8264 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
8267 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
8269 2004-09-20 Jan Hubicka <jh@suse.cz>
8271 * predict.c (estimate_probability): Remove unnecesary code.
8273 2004-09-19 Ira Rosen <irar@il.ibm.com>
8275 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
8276 (STMT_VINFO_VECT_DR_BASE): Declare.
8277 (VECT_SMODULO): Declare.
8278 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
8279 (vect_compute_array_base_alignment): New function.
8280 (vect_analyze_data_ref_access): Check array indices. Remove one
8281 dimensional arrays restriction.
8282 (vect_get_ptr_offset): New function.
8283 (vect_get_symbl_and_dr): New function.
8284 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
8285 (former name vect_get_base_decl_and_bit_offset).
8286 (vect_create_index_for_array_ref): Removed.
8287 (vect_create_index_for_vector_ref): New function.
8288 (vect_create_addr_base_for_vector_ref): New function.
8289 (vect_create_data_ref): Handle additional data refs. Call
8290 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
8291 (vect_compute_data_ref_alignment): Support the changes. Call
8292 vect_get_base_and_bit_offset.
8293 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
8294 data refs. Store vect_dr_base.
8295 (vect_analyze_data_ref_accesses): Support nonconstant init.
8296 (new_stmt_vec_info): Initialize vect_dr_base field.
8297 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8298 (get_vectype_for_scalar_type): Check for BLKmode.
8299 * tree-chrec.h (initial_condition_in_loop_num): Declare.
8300 * tree-chrec.c (initial_condition_in_loop_num): New function.
8301 (chrec_component_in_loop_num): New function.
8302 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
8303 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
8304 to be pointer to varray_type.
8306 2004-09-19 Jan Hubicka <jh@suse.cz>
8308 * basic-block.h (update_bb_profile_after_threading): Declare.
8309 * cfg.c (update_bb_profile_after_threading): Break out from ...
8310 * cfgcleanup.c (try_forward_edges): ... here; use it.
8311 * tree-ssa-dom.c (thread_across_edge): Use it.
8312 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
8313 profile of the new BB.
8315 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
8317 * tree-ssa-pre.c (insert_into_set): Don't put
8318 is_gimple_min_invariant values into the set.
8320 2004-09-19 Andreas Jaeger <aj@suse.de>
8322 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
8325 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
8327 * config/cris/cris.h: Preserve the original spelling in a
8330 2004-09-18 Jeff Law <law@redhat.com>
8332 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
8333 global varrays to replace the block local varrays.
8334 (struct dom_walk_block_data): Remove, no longer used.
8335 (get_eq_expr_value): No longer need to pass around pointers to local
8336 varrays. Callers updated. Unused markers added to unused parameters.
8337 (record_range, record_equivalences_from_stmt): Likewise.
8338 (record_equivalences_from_incoming_edge): Likewise.
8339 (record_var_is_nonzero): Likewise. Update now that we have a
8340 single global varray of SSA_NAMEs that need restoring.
8341 (dom_opt_initialize_block_local_data): Kill, no longer used.
8342 (tree_ssa_dominator_optimize): Initialize new global varrays.
8343 Update callbacks in dominator walker structure.
8344 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
8345 VRP_VARIABLES_STACK.
8346 (restore_nonzero_vars_to_original_value): Update now that we have
8347 a single global varray of SSA_NAMEs that need restoring.
8348 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
8349 Remove unused variables.
8350 (optimize_stmt): Remove unused variable.
8352 2004-09-18 Jan Hubicka <jh@suse.cz>
8354 * tree-cfg.c (thread_jumps): Fix updating of the profile.
8356 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
8359 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
8361 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
8362 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
8363 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
8364 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
8365 tree-ssa-operands.c, tree-ssa-phiopt.c,
8366 tree-ssa-threadupdate.c: Fix comment typos.
8368 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
8370 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
8371 config/arm/README-interworking, config/arm/arm-cores.def,
8372 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
8373 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
8374 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
8375 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
8376 config/frv/frv.md, config/i386/winnt.c,
8377 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
8378 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
8379 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
8380 config/mcore/mcore.c, config/mips/mips.h,
8381 config/mn10300/mn10300.md, config/pa/pa.c,
8382 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
8383 config/rs6000/rs6000.c, config/sh/symbian.c,
8384 config/sparc/sparc.h: Fix comment typos. Follow spelling
8387 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
8390 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
8392 2004-09-18 Diego Novillo <dnovillo@redhat.com>
8394 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
8395 remove TREE_ADDRESSABLE from RESULT_DECL.
8397 2004-09-18 Diego Novillo <dnovillo@redhat.com>
8399 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
8401 2004-09-18 Jan Hubicka <jh@suse.cz>
8403 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
8405 * tree-ssa-alias.c (init_alias_info): Likewise.
8406 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
8407 (verify_ssa): Likewise.
8408 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
8410 2004-09-18 Jan Hubicka <jh@suse.cz>
8412 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
8415 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
8417 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
8418 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8419 DW_EH_PE_sdata* for data.
8420 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
8422 2004-09-17 Geoffrey Keating <geoffk@apple.com>
8424 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
8428 * c-typeck.c (constructor_asmspec): Delete.
8429 (struct initializer_stack): Delete field 'asmspec'.
8430 (start_init): Delete saving of asmspec.
8431 (finish_init): Don't update constructor_asmspec.
8432 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
8433 * stmt.c (expand_asm): Duplicate strings from tree.
8434 (expand_asm_operands): Likewise.
8435 * tree.c (tree_size): Update computation of size of STRING_CST.
8436 (make_node): Don't make STRING_CST nodes.
8437 (build_string): Allocate string with tree node.
8438 (tree_code_size): Clean up assertions, don't allow requests
8439 for "the size of a STRING_CST".
8440 * tree.def (STRING_CST): Update comment.
8441 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
8442 (tree_string): Place contents of string in tree node.
8443 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
8446 2004-09-17 Zack Weinberg <zack@codesourcery.com>
8448 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
8449 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
8451 2004-09-17 Jones Desougi <jones@ingate.com>
8453 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
8454 * configure, config.in: Regenerate.
8456 2004-09-17 Zack Weinberg <zack@codesourcery.com>
8458 * tree.c, tree.h (tree_class_strings): Make array const.
8459 Reindent per coding convention. Move asterisk to proper place
8460 per coding convention.
8462 2004-09-18 Andreas Schwab <schwab@suse.de>
8464 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
8465 (tree-vectorizer.o): Likewise.
8466 (targhooks.o): Likewise.
8468 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
8469 Zack Weinberg <zack@codesourcery.com>
8471 * alias.c (find_base_decl): Remove unreachable case '3' block.
8472 * expr.c (safe_from_p): Abort if passed a type.
8473 * tree-gimple.c (recalculate_side_effects): Abort if passed
8474 anything other than an expression.
8475 * tree-ssa-pre.c (phi_translate): Return expr immediately if
8476 is_gimple_min_invariant is true for it. Reorder cases for clarity.
8477 Abort on un-handled tree classes.
8478 (valid_in_set): Likewise.
8479 * tree.c (tree_code_class_strings): New static data.
8481 * tree.h (enum tree_code_class): New.
8482 (tree_code_class_strings): Declare.
8483 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
8484 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
8485 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
8486 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
8487 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
8489 * tree.def, c-common.def, objc/objc-tree.def: Use
8490 tree_code_class enumeration constants instead of code letters.
8492 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
8493 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
8494 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
8495 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
8496 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
8497 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
8498 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
8499 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
8500 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
8501 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
8502 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
8503 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
8504 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
8507 * LANGUAGES: Add note about change.
8509 2004-09-17 Diego Novillo <dnovillo@redhat.com>
8511 PR tree-optimization/17319
8512 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
8513 examine pointers on the LHS of an assignment.
8514 (collect_points_to_info_r): Handle RETURN_EXPR.
8516 2004-09-17 Jeff Law <law@redhat.com>
8518 * tree-ssa-dom.c (const_and_copies_stack): New.
8519 (dom_walk_block_data): Remove const_and_copies field.
8520 (record_const_or_copy): No longer need to pass in varray_type *.
8521 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
8523 (record_equality): Similarly.
8524 (restore_vars_to_original_value): Similarly. Revamp to use new
8525 single global stack rather than per-block stacks.
8526 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
8527 (thread_across_edge): Remove now unused parameters.
8528 (dom_opt_initialize_block_local_data): No longer test the block
8529 local CONST_AND_COPIES.
8530 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
8532 2004-09-17 Jan Hubicka <jh@suse.cz>
8534 PR tree-optimization/17509
8535 * tree-optimize.c (update_inlined_to_pointers): New function.
8536 (tree_rest_of_compilation): Use it.
8538 2004-09-17 Devang Patel <dpatel@apple.com>
8540 * dbxout.c (get_lang_number): New.
8541 (dbxout_init): Include lang number in N_SO stab.
8542 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
8543 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
8545 2004-09-17 Diego Novillo <dnovillo@redhat.com>
8547 PR tree-optimization/17273
8548 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
8549 replacement is a constant.
8551 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
8553 * c-tree.h (enum c_typespec_keyword): New.
8554 (struct c_declspecs): Adjust description of "type". Remove
8555 specbits, explicit_int_p and explicit_char_p. Rename
8556 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
8557 short_p, signed_p, unsigned_p and complex_p.
8558 (finish_declspecs): New.
8559 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
8560 typename): Call finish_declspecs.
8561 * c-decl.c (finish_declspecs): New.
8562 (declspecs_add_type): Check for combinations which cannot occur in
8563 valid specifier lists. Update comments.
8564 (shadow_tag_warned): Remove checks done in finish_declspecs.
8565 Don't report useless type name if type defaulted to int.
8566 (grokdeclarator): Remove checks and actions done in
8567 finish_declspecs. Don't allow for type being NULL. Update for
8568 datastructures changes. Initialize decl_attr.
8569 (build_null_declspecs, quals_from_declspecs): Update for
8570 datastructures changes.
8572 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
8574 * doc/extend.texi: Fix duplicated word.
8576 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
8578 * doc/invoke.texi: Remove stray explanation on
8579 -freduce-all-givs and -fmove-all-movables.
8581 2004-09-17 James Morrison <phython@gcc.gnu.org>
8583 * doc/cfg.texi: Use @smallexample.
8584 * doc/md.texi: Likewise.
8585 * doc/tree-ssa.texi: Likewise.
8586 * doc/extend.texi: Likewise. Use @r{} in comments.
8587 * doc/trouble.texi: Use @r{} in comments.
8589 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
8591 * configure.ac (gcc_cv_gld_version): Handle whitespace before
8593 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
8594 * configure: Regenerate.
8596 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
8598 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
8599 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
8600 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
8601 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
8602 slashes in substitutions.
8603 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
8605 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
8607 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
8608 gimplify.c, lambda-code.c, optabs.c, predict.c,
8609 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
8610 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
8613 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
8615 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
8616 doc/extend.texi, doc/install.texi, doc/invoke.texi,
8617 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
8618 doc/trouble.texi: Use @option around options.
8620 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
8622 * Makefile.in (gen-protos.o): Depend on errors.h.
8624 2004-09-17 Steven Bosscher <stevenb@suse.de>
8626 PR tree-optimization/17513
8627 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
8628 for successors of the entry block.
8630 2004-09-17 Uros Bizjak <uros@kss-loka.si>
8632 PR rtl-optimization/15187
8633 * ifcvt.c (noce_try_cmove_arith): Exit early if total
8634 insn_rtx_cost of both branches > BRANCH_COST
8636 2004-09-16 Diego Novillo <dnovillo@redhat.com>
8638 PR tree-optimization/17528
8639 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
8640 erase the may-alias set for a tag when merging it with
8643 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
8645 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
8646 for 32-bit TARGET_SHMEDIA.
8647 (call_value): Likewise.
8649 2004-09-16 Diego Novillo <dnovillo@redhat.com>
8651 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
8652 test apply only to TREE_STATIC and DECL_EXTERNAL.
8654 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8656 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
8657 * basic-block.h (get_dominated_by_region): Declare.
8658 * dominance.c (get_dominated_by_region): New function.
8659 * tree-cfg.c: Include cfglayout.h.
8660 (tree_duplicate_bb): Duplicate also phi nodes.
8661 (struct ssa_name_map_entry): New type.
8662 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
8663 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
8664 allocate_ssa_names, rewrite_to_new_ssa_names_def,
8665 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
8666 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
8667 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
8668 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
8669 rewrite_to_new_ssa_names, allocate_ssa_names,
8670 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
8671 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
8672 (copy_loop_headers): Use tree_duplicate_sese_region.
8674 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
8676 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
8678 2004-09-16 Jeff Law <law@redhat.com>
8680 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
8681 (rewrite_block_data): Remove, no longer used.
8682 (rewrite_initialize_block_local_data): Remove, no longer used.
8683 (rewrite_initialize_block): Mark parameters as unused as needed.
8684 Change references to the block local block_defs to be block_defs_stack.
8685 Push a marker onto the block_defs_stack.
8686 (ssa_rewrite_initialize_block): Similarly.
8687 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
8688 (ssa_register_new_def): No longer needs varray argument. Use
8689 block_defs_stack instead. No longer handle possibly null block_defs
8690 varray. Reverse order of items we push on the stack to make it
8691 easier to identify our marker.
8692 (register_new_def): No longer handle possibly null block_defs
8694 (rewrite_finalize_block): Revamp to look for markers in the global
8695 block_defs_stack varray rather than wiping a block local varray.
8696 Mark arguments as unused as needed.
8697 (ssa_rewrite_finalize_block): Similarly.
8698 (rewrite_into_ssa): Update initialization of dom walker structure
8699 to reflect that we don't need block local data anymore. Initialize
8700 the block_defs_stack varray.
8701 (rewrite_ssa_into_ssa): Similarly.
8702 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
8703 (struct dom_walk_data): Kill block_defs field.
8704 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
8705 (thread_across_edge): Use the global block_defs_stack instead of
8706 the old block_defs varray.
8707 (dom_opt_initialize_block_local_data): Update now that we don't have
8708 block_defs field to check anymore.
8709 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
8710 (restore_currdefs_to_original_value): Use the new block_defs_stack
8711 instead of a block local varray.
8712 (dom_opt_finalize_block): Similarly.
8713 (record_equivalencs_from_phis): Similarly.
8714 (optimize_stmt, register_definitions_for_stmt): Similarly.
8716 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
8718 PR tree-optimization/17517
8719 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8720 coalesce same-root variables without checking for abnormal PHI usage.
8722 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
8724 * cfgloop.h (duplicate_loop): Add prototype.
8725 * cfgloopmanip.c (duplicate_loop): Make non-static.
8726 * lambda-code.c (perfect_nestify): Factor out test whether
8727 we can handle this loop into separate function.
8729 (can_convert_to_perfect_nest): New function.
8730 (replace_uses_of_x_with_y): Add modify_stmt call.
8731 * tree-loop-linear.c (linear_transform_loops): Call
8732 rewrite_into_loop_closed_ssa and free_df.
8734 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
8736 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
8737 loop invariant as well.
8738 (perfect_nestify): new function.
8739 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
8740 upper bounds, and steps.
8741 Set outerinductionvar properly.
8742 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
8744 Return NULL if we need a perfect loop and can't make one.
8745 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
8746 (not_interesting_stmt): New function.
8747 (phi_loop_edge_uses_def): Ditto.
8748 (stmt_uses_phi_result): Ditto.
8749 (stmt_is_bumper_for_loop): Ditto.
8750 (perfect_nest_p): Ditto.
8751 (nestify_update_pending_stmts): Ditto.
8752 (replace_uses_of_x_with_y): Ditto.
8753 (stmt_uses_op): Ditto.
8754 (perfect_nestify): Ditto.
8755 * lambda-mat.c (lambda_matrix_id_p): New function.
8756 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
8757 * lambda.h: Update prototypes.
8758 * tree-loop-linear (linear_transform_loop): Use new
8759 perfect_nest_p. Detect and ignore identity transform.
8760 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
8762 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
8764 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
8765 Gather also strides of accessed data. Pass in the data references
8767 (try_interchange_loops): Add a new heuristic for handling the temporal
8768 locality. Pass in the data references array.
8769 (linear_transform_loops): Pass the data references array to
8770 try_interchange_loops.
8772 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
8774 * doc/invoke.texi: Fix typos. Follow spelling conventions.
8776 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
8778 * doc/c-tree.texi (Classes): Remove index entries for
8779 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
8781 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8783 * fold-const.c (fold): Fold difference of addresses.
8784 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
8785 get_inner_reference.
8786 * tree-ssa-loop-ivopts.c (peel_address): Removed.
8787 (ptr_difference_const): Moved to fold-const.c.
8788 (split_address_cost): Use get_inner_reference instead of peel_address.
8789 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
8790 * tree.h (ptr_difference_const): Export.
8792 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
8793 variable type to the dump. Fix indentation.
8794 (idx_find_step): Handle nonconstant array_ref_element_size and
8795 array_ref_low_bound.
8796 (idx_record_use): Handle array_ref_element_size and
8797 array_ref_low_bound.
8798 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
8799 statements correctly.
8800 (get_computation_at, iv_value): Do not unshare expressions here.
8801 (rewrite_use_outer): Unshare the expression before it is emitted
8803 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
8805 * tree.c (unsigned_type_for, signed_type_for): Moved from
8806 tree-ssa-loop-niter.c. Use langhooks.
8807 * tree.h (signed_type_for): Export.
8809 2004-09-16 David Edelsohn <edelsohn@gnu.org>
8811 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
8814 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
8817 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
8818 Add two parameters to extra_includes.
8819 (C_INCPATH_INIT): Remove.
8820 * c-incpath.c (register_include_chains): Call extra_pre_includes
8821 before adding the standard include directory.
8822 Update call to extra_includes.
8823 (!defined TARGET_EXTRA_INCLUDES): Update
8824 hook_void_charptr_charptr_int and add !define
8825 TARGET_EXTRA_PRE_INCLUDES.
8826 (!define TARGET_EXTRA_INCLUDES): Define as
8827 hook_void_charptr_charptr_int.
8828 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
8829 (target_c_incpath): Always declare.
8830 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
8832 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
8833 * config/darwin.h: (darwin_register_frameworks): Update for
8834 the two new parameters.
8835 (darwin_register_objc_includes): Add prototype.
8836 (TARGET_EXTRA_PRE_INCLUDES): Define.
8837 * config/darwin-c.c (darwin_register_objc_includes): New function.
8838 (darwin_register_frameworks): Update for the two new parameters.
8839 (target_c_incpath): Remove.
8840 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
8842 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
8844 (TARGET_EXTRA_PRE_INCLUDES): Document.
8846 * gcc.c (spec_function): Add replace-outfile.
8847 (replace_outfile_spec_function): New function.
8848 * config/darwin.h (LINK_SPEC): Add replace
8849 -lobjc with -lobjc-gnu if -fgnu-runtime is
8851 * invoke.texi (replace-outfile): Document.
8853 2004-09-13 Jan Hubicka <jh@suse.cz>
8855 * predict.c (expr_expected_value, strip_builtin_expect): New function.
8856 (tree_predict_by_opcode): Use it.
8857 (tree_estimate_probability): Add, for now disabled,
8858 strip_builtin_expect call.
8860 2004-09-15 James E Wilson <wilson@specifixinc.com>
8863 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
8864 if current_function_decl is a sibcall.
8866 2004-09-15 Mark Mitchell <mark@codesourcery.com>
8868 * varasm.c (default_function_rdodata_section): Make sure to pass
8869 along a decl for a link-once section.
8871 2004-09-15 Richard Henderson <rth@redhat.com>
8873 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
8874 warning with code disable. Fix formatting.
8876 2004-09-15 Steven Bosscher <stevenb@suse.de>
8878 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
8879 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
8880 after propagating into an ADDR_EXPR.
8882 2004-09-15 Andrew Pinski <apinski@apple.com>
8885 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
8886 Move it out of gcc_assert.
8888 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
8890 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
8891 except.c, fold-const.c, function.c, langhooks.c, params.c,
8892 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
8893 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
8894 for quoting in diagnostics going through pretty-print.c. Use ''
8895 for quoting in other diagnostic text.
8896 * langhooks.c: Include intl.h. Mark text locating diagnostics for
8898 * Makefile.in (langhooks.o): Update dependencies.
8899 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
8902 2004-09-15 Mark Mitchell <mark@codesourcery.com>
8904 * configure.ac: Check for COMDAT support. Robustify check for
8906 * configure: Regenerated.
8907 * config.in: Likewise.
8908 * langhooks-def.h (lhd_comdat_group): New function.
8909 (LANG_HOOKS_COMDAT_GROUP): New macro.
8910 (LANG_HOOKS_DECLS): Use it.
8911 * langhooks.c (lhd_comdat_group): Define.
8912 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
8913 * output.h (named_section_flags): Make it a macro.
8914 (named_section_real): New function.
8915 (default_no_named_section): Add decl parameter.
8916 (default_elf_asm_named_section): Likewise.
8917 (default_coff_asm_named_section): Likewise.
8918 (default_pe_asm_named_section): Likewise.
8919 * target.h (gcc_target): Adjust type of named_section.
8920 * varasm.c (named_section_flags): Rename to named_section_real.
8922 (default_no_named_section): Add decl parameter.
8923 (default_elf_asm_named_section): Use COMDAT, if available. Deal
8924 with the case that ASM_COMMENT_START is "@".
8925 (default_coff_asm_named_section): Add decl parameter.
8926 (default_pe_asm_named_section): Likewise.
8927 * config/alpha/alpha.c (vms_asm_named_section): Add decl
8929 (unicosmk_asm_named_section): Likewise.
8930 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
8931 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
8932 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
8933 * config/cris/cris-protos.h (cris_target_asm_named_section):
8935 * config/cris/cris.c (cris_target_asm_named_section):
8937 * config/darwin/darwin-protos.h (darwin_asm_named_section):
8939 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
8940 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
8941 * config/i386/i386-protos.h (i386_pe_asm_named_section):
8943 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
8944 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
8945 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
8946 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
8948 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
8949 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
8950 * cp/cp-tree.h (cxx_comdat_group): Declare.
8951 * cp/decl.c (cxx_comdat_group): New function.
8953 2004-09-15 Jan Hubicka <jh@suse.cz>
8955 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
8956 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
8958 * tree-cfg.c (remove_bb): Release SSA defs.
8960 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
8962 * doc/tm.texi: Follow spelling conventions.
8964 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
8966 * tree-ssa-dom.c: Fix comment typos.
8968 2004-09-15 Alan Modra <amodra@bigpond.net.au>
8970 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
8972 (ppc_fallback_frame_state): Save location of CR.
8974 2004-09-15 Jakub Jelinek <jakub@redhat.com>
8976 * expr.c (string_constant): Handle also read-only variables
8977 initialized to string literals.
8979 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
8980 into memcpy (x, y, 1) if memcpy can be expanded inline.
8982 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8984 PR tree-optimization/17468
8985 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
8986 definition inside a block precede uses.
8987 * tree-tailcall.c (adjust_return_value): Emit statements in the
8990 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
8992 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
8994 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
8996 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
8998 2004-09-14 Jeff Law <law@redhat.com>
9000 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
9001 (struct dom_walk_block_data): Remove avail_exprs member.
9002 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
9003 (lookup_avail_expr): No longer need to pass in address of
9004 the block local available exprs stack. All callers changed.
9005 (simplify_cond_and_lookup_avail_expr): Similarly.
9006 (simplify_switch_and_lookup_avail_expr): Similarly.
9007 (get_eq_expr_value, record_cond): Likewise.
9008 (record_dominating_conditions): Likewise.
9009 (update_rhs_and_lookup_avail_expr): Likewise.
9010 (record_equivalences_from_stmt): Likewise.
9011 (dom_opt_initialize_block_local_data): No longer test state of
9012 block local avail_exprs.
9013 (dom_opt_initialize_block): Mark unwind point in the global
9015 (remove_expressions_from_table): Update to unwind to the
9016 most recent unwind marker in the global avail_expr stack.
9017 All callers changed.
9018 (dom_opt_finalize_block): Mark unwind point in the global
9019 avail_expr stack as needed.
9020 (record_cond): Push elements into the global avail_exprs stack.
9022 * tree-dfa.c (free_df_for_stmt): No longer static.
9023 (free_df): Update comments.
9024 * tree-flow.h (free_df_for_stmt): Prototype.
9025 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
9028 2004-09-14 Diego Novillo <dnovillo@redhat.com>
9030 PR tree-optimization/17252
9031 * tree-ssa-alias.c (may_alias_p): Don't assume that a
9032 pointer may not point to itself when using relaxed
9035 2004-09-14 Richard Henderson <rth@redhat.com>
9038 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
9039 while folding <ADDR_EXPR <INDIRECT_REF X>>.
9041 2004-09-14 Andrew Pinski <apinski@apple.com>
9043 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
9044 sets of the pointers but the aliasing sets of what they point to.
9046 2004-09-14 Roger Sayle <roger@eyesopen.com>
9048 PR rtl-optimization/9771
9049 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
9050 conditional compilation in init_reg_sets_1.
9051 (init_reg_sets_1): Let global_regs[i] take priority over the frame
9052 (but not stack) pointer exceptions to regs_invalidated_by_call.
9053 (globalize_reg): Globalizing a fixed register may need to update
9054 regs_invalidated_by_call.
9056 2004-09-14 Diego Novillo <dnovillo@redhat.com>
9058 PR tree-optimization/15262
9059 * tree-dfa.c (dump_variable): Also print the type of the
9061 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
9062 memory tags are of conflicting alias sets but have no aliased
9063 symbols in common, add one tag to the alias set of the other.
9064 (setup_pointers_and_addressables): Remove hack to deal with
9065 programs with no aliased symbols.
9066 (may_alias_p): Don't special case aggregate types.
9068 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
9071 * doc/invoke.texi (Environment Variables): Correct example locale.
9073 2004-09-14 Jan Hubicka <jh@suse.cz>
9075 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
9077 2004-09-14 Mark Mitchell <mark@codesourcery.com>
9079 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
9081 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
9083 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
9085 (struct c_declarator): Change u.array.quals and pointer_quals to
9086 int. Add u.array.attrs.
9087 (quals_from_declspecs): New.
9088 * c-decl.c (quals_from_declspecs): New.
9089 (shadow_tag_warned): Give more specific message for useless type
9091 (build_array_declarator, set_array_declarator_inner,
9092 grokdeclarator, make_pointer_declarator, build_null_declspecs,
9093 declspecs_add_qual): Update for changed structures.
9095 2004-09-14 Jeff Law <law@redhat.com>
9097 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
9099 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
9100 (dom_opt_initialize_block_local_data): No longer test state
9102 (dom_opt_finalize_block): Update due to change in scope of
9104 (optimize_stmt): Similarly.
9106 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
9108 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
9109 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
9110 comment typos. Follow spelling conventions.
9112 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
9114 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
9115 config/i386/predicates.md, config/sparc/sparc.c: Follow
9116 spelling conventions.
9118 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9119 Steven Bosscher <stevenb@suse.de>
9121 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
9122 * basic-block.h (struct reorder_block_def): Add copy_number field.
9123 * cfgloop.h (biv_p): Declare.
9124 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
9125 * common.opt (fsplit-ivs-in-unroller): New flag.
9126 * loop-iv.c (biv_p): New function.
9127 * loop-unroll.c: Include hashtab.h and recog.h.
9128 (struct iv_to_split, struct split_ivs_info): New types.
9129 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
9130 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
9131 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
9132 insert_base_initialization, split_iv): New functions.
9133 (peel_loop_completely, unroll_loop_constant_iterations,
9134 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
9136 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
9138 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9140 * tree-cfg.c (thread_jumps): Update dominators correctly in
9141 case destination of threaded edge dominates its source.
9143 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9145 * unroll.c: Removed.
9147 * Makefile.in (LOOP_H, unroll.o): Removed.
9148 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
9150 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
9152 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
9153 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
9154 * loop.c: Do not include loop.h.
9155 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
9156 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
9157 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
9158 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
9159 struct loop_regs, struct loop_movables, struct loop_info): Moved
9161 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
9162 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
9163 find_common_reg_term, loop_iterations, final_giv_value): Moved
9165 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
9166 loop_dump_stream, for_each_insn_in_loop, express_from,
9167 extend_value_for_giv, loop_iv_add_mult_emit_before,
9168 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
9169 loop_insn_first_p, get_condition_for_loop,
9170 loop_insn_emit_before, loop_insn_hoist,
9171 loop_insn_sink): Made static.
9172 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
9174 (strength_reduce): Do not call unroller.
9175 (record_giv): Do not initialize unrolled field.
9176 (prescan_loop): Do not set loop_info->preconditioned.
9177 * passes.c: Do not include loop.h.
9178 (rest_of_handle_loop_optimize): Do not call unroller.
9179 * predict.c: Do not include loop.h.
9180 * rtl.h (NOTE_PRECONDITIONED): Removed.
9181 * stmt.c: Do not include loop.h.
9182 * toplev.c: Do not include loop.h.
9183 (process_options): Do not handle flag_old_unroll_loops.
9185 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
9186 Documentation removed.
9187 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
9189 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
9191 * Makefile.in (STAGE1_CHECKING): New variable.
9192 (stage1_build): Use it.
9193 * tree-ssa.c (verify_ssa): Preserve state of dominance
9196 2004-09-14 Uros Bizjak <uros@kss-loka.si>
9198 * config/i386/i386.c (output_fp_compare): Add generation
9199 of ftst instruction.
9200 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
9201 Use output_fp_compare () function.
9202 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
9203 (fix_truncdi_memory): Remove operands[5] copy.
9205 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
9207 * config/m32r/m32r.md, config/m68k/m68kelf.h,
9208 config/mcore/mcore.md, config/rs6000/linux64.h,
9209 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
9212 2004-09-13 James E Wilson <wilson@specifixinc.com>
9214 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
9215 * gen-protos.c: Include errors.h.
9218 2004-09-14 Jan Hubicka <jh@suse.cz>
9220 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
9221 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
9222 (predict_loops): Use number_of_iterations_exit to predict
9223 number of iterations on trees.
9225 2004-09-13 Dale Johannesen <dalej@apple.com>
9229 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
9230 objects declared extern.
9232 2004-09-14 Paul Brook <paul@codesourcery.com>
9234 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
9237 2004-09-13 Daniel Jacobowitz <dan@debian.org>
9239 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
9240 Only use TYPE_BINFO for aggregates.
9242 2004-09-13 Daniel Jacobowitz <dan@debian.org>
9244 * expmed.c (synth_mult): Initialize latency. Check cost before
9247 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
9249 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
9250 add_call_clobber_ops and add_call_read_ops.
9251 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
9252 the number of vdefs and vuses inserted based on analysis of global
9253 variables across calls. * tree-dfa.c (find_referenced_vars):
9254 Needed to reset static var maps before each function is compiled.
9256 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
9257 static_vars_info,functions_to_static_vars_info,module_statics_escape,
9258 all_module_statics,searchc_env,dfs_info): New fields to support
9259 analysis of static global variables.
9260 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
9261 cgraph_reset_static_var_maps, get_global_static_vars_info,
9262 get_global_statics_not_read, get_global_statics_not_written,
9263 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
9264 check_rhs_var, check_lhs_var, get_asm_expr_operands,
9265 process_call_for_static_vars, scan_for_static_refs,
9266 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
9267 clear_static_vars_maps, cgraph_propagate_bits,
9268 cgraph_characterize_statics): New. Functions to support analysis
9269 of static global variables.
9270 (cgraph_mark_local_and_external_functions): Renamed from:
9271 (cgraph_mark_local_functions)
9272 (cgraph_expand_all_functions): Remove call to
9273 cgraph_mark_local_and_external_functions.
9274 (cgraph_optimize): Added driver to analyze static variables whose
9275 scope is within the compilation unit. * cgraph.h (struct
9276 cgraph_local_info, GTY): Added statics_read, statics_written,
9277 local, calls_read_all, calls_write_all, for_functions_valid.
9278 (struct cgraph_node): Added next_cycle. * cgraph.c
9279 (dump_cgraph_node): Added print routines for new fields. *
9280 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
9283 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
9285 * c-decl.c (grokdeclarator): Correct comments about where storage
9286 class specifiers are rejected by grammar and add corresponding
9287 asserts. Diagnose typedefs and parameters declared inline.
9288 Change warning for inline main to a pedwarn. Only diagnose inline
9290 (declspecs_add_scspec): Allow duplicate "inline".
9292 2004-09-13 Steve Ellcey <sje@cup.hp.com>
9294 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
9295 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
9297 2004-09-13 Richard Henderson <rth@redhat.com>
9300 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
9301 (tree_type): Replace spare with contains_placeholder_bits.
9302 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
9303 make static. Remove seen_types list.
9304 (type_contains_placeholder_p): New.
9306 2004-09-13 James E Wilson <wilson@specifixinc.com>
9308 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
9309 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
9310 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
9311 bdesc_arrays instead of mips_bdesc.
9312 (mips_init_builtins): Likewise.
9313 * config/mips/mips.h (TARGET_SB1): New.
9314 (HAVE_SQRT_P): Delete.
9315 * config/mips/mips.md (divide_condition): Support V2SF.
9316 (sqrt_condition, recip_condition): New.
9317 (div<mode>3): Use ANYF instead of SCALARF.
9318 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
9320 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
9321 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
9323 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
9324 instead of SCALARF. Use UNITMODE instead of MODE.
9326 2004-09-13 Zack Weinberg <zack@codesourcery.com>
9328 * config.in: Regenerate after removal of libbanshee.
9330 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
9332 PR tree-optimization/17400
9333 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9334 coalesce partitions when one occurs in an abnormal PHI.
9336 2004-09-13 Andrew Pinski <apinski@apple.com>
9338 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
9341 2004-09-13 Richard Henderson <rth@redhat.com>
9344 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
9345 (cselib_invalidate_rtx_note_stores): New.
9346 (cselib_record_sets, cselib_process_insn): Update to match.
9347 * cselib.h (cselib_invalidate_rtx): Declare.
9348 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
9350 2004-09-13 Richard Henderson <rth@redhat.com>
9353 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
9354 after copying its argument.
9356 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
9358 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
9359 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
9360 in diagnostics. Use %' for English apostrophes.
9361 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
9362 (pedwarn_c90, pedwarn_c99): Use it.
9363 * c-decl.c (lookup_label): Quote label name in diagnostic.
9364 * c-parse.in (yyprint): Use ' instead of ` for left quote.
9365 * c-typeck.c (warn_for_assignment): Likewise.
9367 2004-09-13 Jan Hubicka <jh@suse.cz>
9369 * i386.c (x86_schedule): New global variable.
9370 (override_options): Disable scheduling when not supported.
9371 * i386.h (x86_schedule): Declare.
9372 (TARGET_SCHEDULE): New macro.
9374 2004-09-12 Richard Henderson <rth@redhat.com>
9377 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
9378 * tree.c, tree.h (has_cleanups): Remove.
9380 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9382 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
9383 arguments of the phi nodes correctly.
9385 2004-09-12 Jan Hubicka <jh@suse.cz>
9387 * ggc-common.c (cmp_statistics): Fix sorting.
9389 2004-09-12 David Edelsohn <edelsohn@gnu.org>
9392 * expmed.c (expand_divmod): If cheap power of 2 divide is
9393 available, use it for negative constant as well.
9395 2004-09-12 Andrew Pinski <apinski@apple.com>
9397 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
9400 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
9402 2004-09-12 Richard Henderson <rth@redhat.com>
9404 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
9406 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
9407 post-reload, and scratch NULL.
9408 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
9409 (x86_shift_adj_2): Use ix86_expand_clear.
9410 (ashldi3): Remove CMOVE expansion difference.
9411 (ashldi3_1): Remove.
9412 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
9413 add constraints for immediates. New peephole for split-with-temp.
9414 Run splitter after peep2 pass.
9415 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
9416 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
9417 (setcc_2): Rename with *.
9418 * config/i386/predicates.md (reg_or_pm1_operand): New.
9419 (ashldi_input_operand): New.
9421 2004-09-12 Richard Henderson <rth@redhat.com
9423 * print-rtl.c (print_decl_name): New.
9424 (print_mem_expr): Use it.
9426 2004-09-12 Richard Henderson <rth@redhat.com
9429 * except.c (sjlj_emit_function_exit): Fix logic locating
9430 sjlj_exit_after in final block.
9432 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
9434 * common.opt: Remove flags -fmove-all-movables and
9436 * loop-invariant.c (find_invariants_to_move):
9437 Remove all uses of flag_move_all_movables.
9438 * loop.c (move_movables): Remove all uses of
9439 flag_move_all_movables.
9440 (strength_reduce): Remove all uses of
9441 flag_reduce_all_givs.
9442 * doc/invoke.texi: Remove documentation of flags
9443 -fremove-all-movables and -freduce-all-givs.
9445 2004-09-11 Roger Sayle <roger@eyesopen.com>
9448 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
9449 change. elt->type may be a floating point type, so use fold_convert.
9451 2004-09-11 Geoffrey Keating <geoffk@apple.com>
9453 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
9454 the thing referenced as used, not the stub itself.
9456 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
9458 * c-tree.h (enum c_storage_class): New.
9459 (struct c_declspecs): Add storage_class, inline_p and thread_p.
9460 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
9461 declarations and "auto" or "register" in file scope empty
9462 declarations. Give more specific warnings for other cases of
9463 storage class specifiers in empty declarations.
9464 (grokdeclarator): Update for new structures. Don't check for
9465 multiple storage classes. Diagnose file-scope "register" if
9467 (build_null_declspecs): Update.
9468 (declspecs_add_scspec): Update. Diagnose multiple storage class
9469 specifiers and invalid uses of "__thread".
9471 2004-09-11 Zack Weinberg <zack@codesourcery.com>
9473 * tree.c (tree_code_size): New function, bulk of code from tree_size.
9474 (tree_size, make_node): Use it.
9475 * tree-ssa-pre.c (init_pre): Use it.
9476 * tree.h: Prototype it.
9478 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9480 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
9481 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
9482 redirect_immediate_use): Use PHI_DF.
9483 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
9484 (bb_for_stmt): Use PHI_BB.
9485 (get_immediate_uses): Use PHI_DF.
9486 * tree-ssa-dse.c (max_stmt_uid): New variable.
9487 (get_stmt_uid): New function.
9488 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
9490 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
9491 (max_uid): Renamed to max_stmt_uid.
9492 (get_stmt_uid): New function.
9493 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
9494 phi node annotations.
9495 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
9496 * tree.h (PHI_BB, PHI_DF): New accessor functions.
9497 (struct tree_phi_node): Add bb and df fields.
9499 2004-09-11 Richard Henderson <rth@redhat.com>
9502 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
9505 2004-09-11 Jan Hubicka <jh@suse.cz>
9507 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
9508 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
9509 * i386.md (i387_cw): Add 'uninitialized' mode.
9511 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
9512 (output_location): Break out from ....
9513 (branch_prob): ... here; handle gcov output on trees.
9514 * toplev.c (process_options): No longer be sorry about coverage for
9517 2004-09-11 Steven Bosscher <stevenb@suse.de>
9520 * fold-const.c (fold): Do not try to fold the operand of a
9521 CLEANUP_POINT_EXPR if that operand does itself not have any
9525 * langhooks.c (lhd_decl_printable_name): Make sure that this
9526 function is called with is a decl node that has an identifier.
9527 * tree-pretty-print.c (dump_function_name): New function to
9528 wrap PRINT_FUNCTION_NAME and dump_decl_name.
9529 (print_call_name): Use it.
9531 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
9533 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
9536 2004-09-11 Jakub Jelinek <jakub@redhat.com>
9538 * tree-ssa-alias.c (collect_points_to_info_r): Handle
9539 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
9542 2004-09-11 Richard Henderson <rth@redhat.com>
9544 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
9545 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
9546 operand of the ADDR_EXPR.
9547 (expand_expr_real_1): Update to match.
9549 2004-09-11 David Edelsohn <edelsohn@gnu.org>
9552 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
9553 choose 64-bit version.
9555 2004-09-11 Richard Henderson <rth@redhat.com>
9558 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
9560 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
9562 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
9563 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
9564 Insert @: after i.e. or e.g.
9566 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9568 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
9569 D.xxx rather than <Dxxx>.
9571 2004-09-10 Adam Nemet <anemet@lnxw.com>
9573 * configure.ac (AC_MSG_CHECKING(what linker to use)):
9574 in_tree_ld_is_elf should be true for LynxOS.
9575 * configure: Regenerate.
9577 2004-09-10 Adam Nemet <anemet@lnxw.com>
9579 * Makefile.in (all.cross): Add srcextra.
9581 2004-09-10 Roger Sayle <roger@eyesopen.com>
9584 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
9585 floating point comparison operators. Change aborts to gcc_asserts.
9587 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9589 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
9591 2004-09-10 James E Wilson <wilson@specifixinc.com>
9593 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
9594 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
9596 * convert.c (convert_to_vector): Replace recursive call with
9599 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
9600 Add integer argument named constant. Use const_tiny_rtx instead of
9602 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
9604 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
9606 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
9607 of gen_rtx_raw_CONST_VECTOR.
9609 2004-09-10 Eric Christopher <echristo@redhat.com>
9612 * c-parse.in (attribute): Add NULL_TREE for error case
9615 2004-09-10 Zack Weinberg <zack@codesourcery.com>
9617 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
9618 (extract_interface_info): Delete prototype.
9619 * c-decl.c (extract_interface_info): Delete stub.
9620 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
9621 it's not already been done ...
9622 (init_c_lex): ... not here.
9623 (fe_file_change): Don't call extract_interface_info.
9625 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
9627 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
9628 typedef_p and typedef_signed_p.
9629 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
9630 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
9631 Check typedef_p and typedef_signed_p, not typedef_decl.
9632 (grokfield): Check typedef_p, not typedef_decl.
9633 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
9635 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
9638 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9640 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
9642 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9644 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
9645 temporary variables.
9647 * dbxout.c (dbxout_block): Update for
9648 current_function_func_begin_label a string.
9649 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
9650 * except.c (dw2_output_call_site_table): Likewise.
9651 * toplev.c (current_function_func_begin_label): Likewise.
9652 * tree.h (current_function_func_begin_label): Likewise.
9653 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
9655 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
9658 * config/darwin.c: Include target.h.
9659 (struct machopic_indirection): Make ptr_name a string.
9660 (machopic_indirection_hash): Update for ptr_name a string.
9661 (machopic_indirection_eq): Likewise.
9662 (machopic_indirection_name): Likewise.
9663 (machopic_output_indirection): Likewise.
9664 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
9665 string. Don't expect stub names to be in the identifier hash table.
9666 Do call strip_name_encoding before looking up entry in ID hash table.
9667 * config/t-darwin (darwin.o): Add target.h to dependencies.
9669 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
9670 of fprintf for register names.
9672 * output.h (unlikely_section_label): Delete declaration.
9673 (unlikely_text_section_name): Likewise.
9674 * varasm.c (unlikely_section_label_printed): Make static.
9675 (unlikely_section_label): Likewise.
9676 (unlikely_text_section_name): Likewise.
9677 (assemble_start_function): Use reconcat.
9679 * rtl.def (REG): Add comment to describe third field.
9681 2004-09-10 Andrew Pinski <apinski@apple.com>
9683 * config/darwin.c (machopic_mcount_stub_name): Call
9684 machopic_indirection_name instead of making the string
9687 2004-09-10 Diego Novillo <dnovillo@redhat.com>
9691 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
9693 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
9694 memory tag is call clobbered, so are its aliases.
9695 (group_aliases): When two memory tags being grouped, if one is
9696 call clobbered, so are the other and its aliases.
9697 (add_may_alias): Remove call-clobbering stuff.
9698 (replace_may_alias): Likewise.
9699 (merge_pointed_to_info): Merge pt_global_mem
9701 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9703 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
9704 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
9705 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
9706 tree-scalar-evolution.c, tree-ssa-copyrename.c,
9707 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
9709 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9711 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
9712 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
9713 pair. Remove match_dup from inputs. Remove masaccs handling.
9714 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
9715 (masaccs, mdasaccs): Turn into define_insns.
9717 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9719 * tree-tailcall.c (process_assignment): Only do accumulator transforms
9720 for floating-point types if flag_unsafe_math_optimizations.
9722 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9724 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
9725 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
9726 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
9727 config/h8300/h8300.md, config/i386/gmm_malloc.h,
9728 config/ia64/ia64.md, config/ip2k/libgcc.S,
9729 config/mips/mips-ps-3d.md, config/mips/mips.c,
9730 config/rs6000/rs6000.c, config/s390/s390.c,
9731 config/sh/symbian.c: Fix comment typos.
9733 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
9735 * config/s390/s390.c (s390_emit_prologue): Added missing
9738 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9740 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
9741 typos. Follow spelling conventions.
9743 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
9745 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
9746 in diagnostic. Don't dereference NULL TYPE_NAME.
9748 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9750 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
9751 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
9752 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
9753 value-prof.c: Fix comment typos. Follow spelling conventions.
9755 2004-09-10 Jan Hubicka <jh@suse.cz>
9757 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
9758 * tree-split_edge.c (tree_split_edge): Likewise.
9759 (thread_jumps): Likewise.
9761 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9763 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
9766 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
9768 * cgraph.h (cgraph_dump_file): Do not declare.
9769 * cgraphunit.c (cgraph_dump_file): Declare as static.
9771 * toplev.c (cgraph_dump_file): Do not declare.
9772 (compile_file): Call init_cgraph.
9773 * tree-dump.c (dump_files): Add IPA dump file, remove
9774 XML dump of call graph.
9775 (get_dump_file_name): Support IPA dump file naming scheme.
9776 * tree.h (enum tree_dump_index): Add IPA dump file, remove
9777 XML dump of call graph.
9778 * doc/invoke.texi (Debugging Options): Document the new options.
9780 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9782 * doc/extend.texi: Document the FR-V built-in functions.
9784 2004-09-09 James E Wilson <wilson@specifixinc.com>
9786 * doc/sourcebuild.texi: Delete libbanshee reference.
9788 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
9790 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
9792 2004-09-09 James E Wilson <wilson@specifixinc.com>
9794 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
9795 before calling vector_types_convertible_p.
9796 (digest_init): Check that inside_init has VECTOR_TYPE before calling
9797 vector_types_convertible_p. Don't give another error if
9798 convert_for_assignment returns error_mark_node.
9800 2004-09-09 Roger Sayle <roger@eyesopen.com>
9803 * fold-const.c (build_zero_vector): New function to construct a
9804 vector (either floating point or integer) of zeros.
9805 (fold_convert): Internally, enable conversions of integer zero
9806 to arbitrary vector types, using the new build_zero_vector.
9808 2004-09-09 Roger Sayle <roger@eyesopen.com>
9810 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
9811 expand a left shift by an immediate constant as either an ashl or
9812 a sequence of additions.
9813 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
9814 instead of calling gen_ashlsi3 with a constant directly.
9816 2004-09-09 Roger Sayle <roger@eyesopen.com>
9818 * config/i386/i386.c (ix86_split_long_move): When optimizing for
9819 size, and the low and high parts of a DImode constant are equal,
9820 copy one register to another instead of loading the same immediate
9823 2004-09-09 Richard Henderson <rth@redhat.com>
9826 * function.c (assign_parm_setup_block): Only put PARALLELs into
9827 a register if use_register_for_decl.
9829 2004-09-09 Eric Christopher <echristo@redhat.com>
9831 * ra-colorize.c (reset_lists): Move variable declaration inside
9832 ENABLE_CHECKING to avoid unused variable warnings when
9833 not --enable-checking.
9834 (check_colors): Ditto.
9836 2004-09-09 Mike Stump <mrs@apple.com>
9838 * version.c (version_string): Bump to 4.0.0.
9839 * doc/include/gcc-common.texi (version-GCC): Likewise.
9841 2004-09-10 Jakub Jelinek <jakub@redhat.com>
9843 * doc/extend.texi (nothrow attribute): The attribute is not
9844 implemented in 3.2 and earlier.
9846 2004-09-09 Steve Ellcey <sje@cup.hp.com>
9848 * genrecog.c (compute_predicate_codes): Use op0_codes
9851 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
9853 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
9854 implementation changes.
9856 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
9858 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
9859 a PARALLEL instead of a SET due to added clobbers.
9861 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
9863 * reload.c (find_reloads_address): Pass correct operand to
9864 maybe_memory_address_p.
9866 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
9868 * Makefile.in: Remove libbanshee, tree-alias-*.
9869 Remove tree-alias-common.h dependencies.
9870 * common.opt: Remove -ftree-points-to.
9871 * configure.ac: Remove libbanshee.
9872 * flags.h: Remove pta_type, flag_tree_points_to.
9873 * gengtype.c (open_base_files): Remove tree-alias-type.h.
9874 * opts.c (OPT_ftree_points_to): Remove.
9875 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
9876 * tree-dfa.c: Remove tree-alias-common.h
9877 * tree-into-ssa.c: Ditto.
9878 * tree-outof-ssa.c: Ditto.
9879 * tree-ssa-copyrename.c: Ditto.
9880 * tree-ssa-live.c: Ditto.
9881 * tree-optimize.c: Ditto.
9882 * tree-ssa.c: Ditto.
9883 Remove pass_build_pta, pass_del_pta.
9884 * tree-pass.h: Ditto.
9885 * tree-ssa-alias.c: Remove tree-alias-common.h.
9886 (struct alias_stats_d): Remove pta_queries, pta_resolved.
9887 (pass_may_alias): Remove PROP_pta requirement.
9888 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
9889 (get_tmt_for): Ditto.
9890 (dump_alias_stats): Ditto.
9891 * doc/passes.texi: Remove blurb about points-to analysis.
9892 * fortran/Make-lang.in: Remove tree-alias-*.o.
9894 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
9896 * genattrtab.c (write_insn_cases): New function, split out from
9897 write_attr_case. Correctly handle define_peepholes when printing
9898 the instruction name.
9899 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
9901 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
9904 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
9905 * config/cris/cris.c (cris_return_address_on_stack): New function.
9906 * config/cris/cris.md ("return"): For location of return address,
9907 also check cris_return_address_on_stack.
9909 2004-09-09 Diego Novillo <dnovillo@redhat.com>
9911 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
9912 calling phi_ssa_name_p.
9914 2004-09-09 Richard Henderson <rth@redhat.com>
9917 * c-typeck.c (valid_compound_expr_initializer): Use only
9918 initializer_constant_valid_p, and not TREE_CONSTANT.
9919 (digest_init): Likewise.
9920 (output_init_element): Likewise.
9922 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9924 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
9925 live_out_1, prune_hardregs_for_mode, init_one_web_common,
9926 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
9927 record_conflict, compare_and_free_webs, init_webs_defs_uses,
9928 parts_to_webs_1, parts_to_webs, reset_conflicts,
9929 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
9930 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
9931 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
9932 put_move, remove_move, combine, select_spill, colorize_one_web,
9933 try_recolor_web, insert_coalesced_conflicts, check_colors,
9934 break_precolored_alias, restore_conflicts_from_coalesce,
9935 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
9936 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
9937 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
9938 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
9939 check_df): Likewise.
9940 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
9941 real_arithmetic, real_compare, real_exponent, real_ldexp,
9942 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
9943 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
9944 real_digit, real_nan, real_maxval, round_for_format, real_convert,
9945 real_to_target, real_from_target, real_hash, encode_ieee_single,
9946 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
9947 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
9948 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
9949 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
9950 extract_insn, peep2_next_insn, peep2_reg_dead_p,
9951 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
9952 if_test_bypass_p): Likewise.
9953 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
9954 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
9955 emit_swap_insn, swap_to_top, move_for_stack_reg,
9956 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
9957 compensate_edge, convert_regs_1): Likewise.
9958 * regclass.c (init_reg_sets, init_reg_sets_1,
9959 memory_move_secondary_cost): Likewise.
9960 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
9962 * reload.c (push_secondary_reload, find_valid_class, push_reload,
9963 operands_match_p, decompose, immune_p, find_reloads,
9964 find_reloads_toplev, find_reloads_address_1, subst_reloads,
9965 copy_replacements, refers_to_regno_for_reload_p,
9966 reg_overlap_mentioned_for_reload_p): Likewise.
9967 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
9968 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
9969 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
9970 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
9971 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
9972 do_output_reload, fixup_abnormal_edges): Likewise.
9973 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
9974 fill_slots_from_thread, relax_delay_slots): Likewise.
9975 * resource.c (mark_referenced_resources, mark_set_resources):
9977 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
9978 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
9979 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
9980 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
9981 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
9982 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
9983 * rtlhooks.c (gen_lowpart_general): Likewise.
9984 * sbitmap.c (sbitmap_difference): Likewise.
9985 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
9986 sched_analyze, add_forward_dependence): Likewise.
9987 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
9988 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
9989 schedule_insns): Likewise.
9990 * sched-vis.c (print_pattern): Likewise.
9991 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
9992 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
9993 simplify_const_relational_operation, simplify_ternary_operation,
9994 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
9996 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
9997 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
9998 resolve_operand_name_1, expand_return, expand_decl,
9999 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
10000 * stor-layout.c (put_pending_size, smallest_mode_for_size,
10001 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
10002 set_sizetype, get_mode_bounds): Likewise.
10004 2004-09-09 Zack Weinberg <zack@codesourcery.com>
10006 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
10007 * config/arm/pecoff.h, config/i386/beos-elf.h
10008 * config/i386/cygming.h, config/i386/i386-interix.h:
10009 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
10010 comment cloned from manual.
10011 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
10013 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
10015 * builtins.c (build_va_arg_indirect_ref): New function.
10016 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
10017 build_fold_indirect_ref.
10018 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
10019 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
10020 * tree.h: Declare new function.
10022 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10024 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
10025 dumping for development builds.
10026 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
10027 development builds only.
10028 * genattrtab.c (write_eligible_delay): Fix typo in previous
10030 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
10033 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10035 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
10036 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
10037 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
10038 hoist_code, extract_mentioned_regs_helper, compute_store_table,
10039 insert_store): Use gcc_assert and gcc_unreachable.
10040 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
10041 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
10042 ggc_record_overhead): Likewise.
10043 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
10044 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
10045 ggc_pop_context, clear_marks, validate_free_objects,
10046 ggc_pch_read): Likewise.
10047 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
10048 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
10049 ggc_push_context, check_cookies, ggc_collect,
10050 ggc_print_statistics): Likewise.
10051 * gimple-low.c (lower_function_body, lower_stmt,
10052 lower_bind_expr): Likewise.
10053 * gimplify.c (gimple_tree_eq, push_gimplify_context,
10054 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
10055 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
10056 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
10057 gimplify_case_label_expr, gimplify_exit_block_expr,
10058 canonicalize_component_ref, gimplify_compound_lval,
10059 gimplify_self_mod_expr, gimplify_call_expr,
10060 gimplify_init_ctor_eval, gimplify_init_constructor,
10061 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
10062 gimplify_expr, check_pointer_types_r,
10063 force_gimple_operand): Likewise.
10064 * global.c (global_alloc, build_insn_chain): Likewise.
10065 * graph.c (clean_graph_dump_file,
10066 finish_graph_dump_file): Likewise.
10067 gcov-io.c (gcov_open): Use GCOV_CHECK.
10069 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
10071 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
10073 2004-09-09 Jan Hubicka <jh@suse.cz>
10076 * tree-inline.c (expand_call_inline): Make overactive sanity check
10079 2004-09-09 Jan Hubicka <jh@suse.cz>
10081 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
10084 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10086 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
10087 (gengtype.o): Depend on errors.h.
10088 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
10089 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
10090 attr_alt_subset_p, attr_alt_subset_of_compl_p,
10091 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
10092 write_test_expr, write_attr_value, write_eligible_delay,
10093 make_internal_attr, make_numeric_value): Likewise.
10094 * genautomata.c (regexp_name, get_str_vect,
10095 gen_presence_absence_set, automaton_decl_hash,
10096 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
10097 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
10098 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
10099 test_unit_reserv, it_is_empty_reserv_sets,
10100 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
10101 reserv_sets_and, output_cycle_reservs, get_free_state,
10102 intersected_state_reservs_p, states_union, remove_arc,
10103 copy_insn_regexp, transform_1, transform_2, transform_3,
10104 regexp_transform_func, store_alt_unit_usage,
10105 check_regexp_units_distribution, process_seq_for_forming_states,
10106 process_alts_for_forming_states, make_automaton,
10107 form_arcs_marked_by_insn, create_composed_state,
10108 set_out_arc_insns_equiv_num, partition_equiv_class,
10109 process_insn_equiv_class, set_insn_equiv_classes,
10110 units_to_automata_heuristic_distr, form_regexp,
10111 longest_path_length, output_dfa_max_issue_rate, add_vect,
10112 out_state_arcs_num, add_vect_el, output_trans_table,
10113 output_state_alts_table, output_dead_lock_vect,
10114 output_max_insn_queue_index_def,
10115 output_min_insn_conflict_delay_func,
10116 output_internal_insn_latency_func, output_print_reservation_func,
10117 output_cpu_unit_reservation_p, output_state_arcs,
10118 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
10119 make_default_insn_latency_attr,
10120 form_important_insn_automata_lists): Likewise.
10121 * genemit.c (gen_exp, output_add_clobbers,
10122 output_added_clobbers_hard_reg_p): Likewise.
10123 * genextract.c (print_path, main): Likewise.
10124 * genflags.c (gen_macro): Likewise.
10125 * gengenrtl.c: Include errors.h
10126 (type_from_format, accessor_from_format): Likewise.
10127 * gengtype.c (get_file_basename, output_mangled_typename,
10128 walk_type, write_types_process_field,
10129 write_types_local_process_field): Likewise.
10130 * genmodes.c (complete_mode): Likewise.
10131 * genopinit.c (gen_insn): Likewise.
10132 * genoutput.c (output_insn_data, check_constraint_len,
10133 constraint_len): Likewise.
10134 * genpreds.c (add_mode_tests):Likewise.
10135 * gen-protos.c (add_hash): Likewise.
10136 * genrecog.c (find_operand, find_matching_operand,
10137 validate_pattern, add_to_sequence, maybe_both_true,
10138 nodes_identical_1, merge_trees, write_switch, write_cond,
10139 write_action, is_unconditional, make_insn_sequence,
10140 debug_decision_2): Likewise.
10141 * gensupport.c (is_predicable, collect_insn_data,
10142 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
10144 2004-09-09 Jan Hubicka <jh@suse.cz>
10146 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
10147 * cfgbuild.c (compute_outgoing_frequencies): When probability is
10149 (find_many_sub_basic_blocks): Do update profile only when it is
10151 * predict.c (set_even_probabilities): Break out from ...
10152 (combine_predictions_for_insn): ... here; deal with
10153 !can_predict_insn_p insns.
10154 (combine_predictions_for_bb): Use set_even_probabilities.
10155 (bb_estimate_probability_locally): Break out from ....
10156 (estimate_probability): ... here.
10157 (guess_outgoing_edge_probabilities): New entry point.
10159 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
10161 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
10162 handle_braces, process_brace_body, main, used_arg,
10163 set_multilib_dir, print_multilib_info): Use fatal, not abort.
10165 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
10167 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
10168 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
10169 Morgan's theorem in last checkin.
10171 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10172 Nathan Sidwell <nathan@codesourcery.com>
10174 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
10175 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
10176 * timevar.c (timevar_push, timevar_pop, timevar_start,
10177 timevar_stop): Likewise.
10178 * toplev.c (default_pch_valid_p): Likewise.
10179 * tracer.c (tail_duplicate): Likewise.
10180 * tree-alias-common.c (get_alias_var_decl,
10181 get_values_from_constructor, create_alias_var, delete_alias_vars,
10182 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
10184 * tree.c (tree_size, make_node_stat, copy_node_stat,
10185 build_int_cst_wide, integer_all_onesp, list_length, chainon,
10186 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
10187 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
10188 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
10189 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
10190 build_method_type_directly, decl_type_context, get_callee_fndecl,
10191 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
10192 tree_fold_gcd): Likewise.
10193 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
10194 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
10195 cleanup_control_expr_graph, find_taken_edge,
10196 find_taken_edge_switch_expr, phi_alternatives_equal,
10197 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
10198 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
10199 tree_split_edge, tree_verify_flow_info, thread_jumps,
10200 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
10201 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
10202 chrec_fold_multiply_poly_poly): Likewise.
10203 * tree-complex.c (extract_component, expand_complex_division,
10204 expand_complex_comparison, expand_complex_operations_1,
10205 build_replicated_const, expand_vector_operations_1): Likewise.
10206 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
10207 build_classic_dir_vector): Likewise.
10208 * tree-dfa.c (compute_immediate_uses_for_phi,
10209 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
10210 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
10211 * tree-dump.c (dequeue_and_dump): Likewise.
10212 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
10213 record_in_finally_tree, replace_goto_queue_1,
10214 maybe_record_in_goto_queue, verify_norecord_switch_expr,
10215 do_return_redirection): Likewise.
10216 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
10217 add_to_dst_predicate_list, find_phi_replacement_condition,
10218 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
10220 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
10221 initialize_inlined_parameters, declare_return_variable,
10222 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
10223 optimize_inline_calls, copy_tree_r): Likewise.
10224 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
10225 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
10226 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
10227 tsi_split_statement_list_after, tsi_split_statement_list_before):
10229 * tree-mudflap.c (mf_varname_tree): Likewise.
10230 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
10231 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
10232 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10233 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
10234 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
10235 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
10237 * tree-phinodes.c (resize_phi_node, add_phi_arg,
10238 remove_all_phi_nodes_for): Likewise.
10239 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
10240 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
10241 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
10242 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
10243 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
10244 generate_one_element_ref, generate_element_copy,
10245 generate_element_zero, scalarize_copy, scalarize_init,
10246 scalarize_ldst): Likewise.
10247 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
10248 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
10249 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
10250 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
10251 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
10252 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
10253 widen_bitfield, ccp_fold_builtin): Likewise.
10254 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
10255 replace_exp_1, propagate_tree_value): Likewise.
10256 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10257 * tree-ssa-dce.c (set_control_dependence_map_bit,
10258 find_control_dependence, find_pdom, mark_operand_necessary,
10259 mark_stmt_if_obviously_necessary,
10260 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
10261 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
10262 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
10263 eliminate_redundant_computations, avail_expr_eq): Likewise.
10264 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
10265 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10266 duplicate_blocks): Likewise.
10267 * tree-ssa-loop-im.c (for_each_index, set_level,
10268 is_call_clobbered_ref): Likewise.
10269 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
10270 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
10271 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
10272 peel_address, ptr_difference_cost, may_replace_final_value,
10273 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
10274 rewrite_use, rewrite_uses): Likewise.
10275 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10276 check_loop_closed_ssa_use): Likewise.
10277 * tree-ssanames.c (make_ssa_name): Likewise.
10278 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
10279 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
10280 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
10281 get_indirect_ref_operands, add_stmt_operand): Likewise.
10282 * tree-ssa-pre.c (value_exists_in_set_bitmap,
10283 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
10284 phi_translate, valid_in_set, compute_antic,
10285 find_or_generate_expression, create_expression_by_pieces, insert_aux,
10286 create_value_expr_from, eliminate): Likewise.
10287 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
10288 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
10290 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
10291 eliminate_tail_call): Likewise.
10292 * tree-vectorizer.c (vect_create_index_for_array_ref,
10293 vect_align_data_ref, vect_create_data_ref,
10294 vect_create_destination_var, vect_get_vec_def_for_operand,
10295 vect_finish_stmt_generation, vect_transform_stmt,
10296 vect_transform_loop_bound, vect_transform_loop,
10297 vect_analyze_operations): Likewise.
10298 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
10300 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
10301 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
10302 bsi_after_labels, bsi_last): Likewise.
10303 * tree-ssa-live.c (var_union, change_partition_var,
10304 create_ssa_var_map, calculate_live_on_entry, root_var_init,
10305 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
10307 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
10308 tpa_find_tree): Likewise.
10309 (register_ssa_partition_check): Declare.
10310 (register_ssa_partition): use it.
10311 * tree-ssa-live.c: Include errors.h.
10312 (register_ssa_partition_check): New.
10313 * tree-ssa-operands.c: Include errors.h.
10314 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
10316 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
10317 Catherine Moore <clm@redhat.com>
10319 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
10320 (FRV_CPU_FR405): New processor enums.
10321 (frv_issue_rate, frv_acc_group): Declare.
10322 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
10323 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
10324 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
10325 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
10326 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
10327 handled by CPP_SPEC.
10328 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
10329 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
10330 (ACC_MASK): New macro.
10331 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
10332 (TARGET_MEDIA_FR450): New macro.
10333 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
10334 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
10335 (LABEL_ALIGN_AFTER_BARRIER): Define.
10336 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
10337 (IACC_FIRST, IACC_LAST): New pair of SPRs.
10338 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
10339 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
10340 (REGISTER_NAMES): Add entries for new registers.
10341 (REG_CLASS_CONTENTS): Update for new register ranges.
10342 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
10343 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
10344 (PACKING_FLAG_USED_P): Delete.
10345 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
10346 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
10347 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
10348 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
10349 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
10350 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
10351 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
10352 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
10353 (CPU_UNITS_QUERY): Define to 1.
10354 * config/frv/frv.c: Include gt-frv.h
10355 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
10356 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
10357 (frv_insn_group): New enumeration.
10358 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
10359 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
10360 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
10361 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
10362 gap left by REGSTATE_LIVE.
10363 (regstate_t): New typedef.
10364 (TARGET_MACHINE_DEPENDENT_REORG): Define.
10365 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
10366 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
10367 Initialize frv_unit_codes[] and frv_type_to_unit[].
10368 (frv_conditional_register_usage): Remove redundant fixing of
10369 accumulator registers.
10370 (frv_insn_packing_flag): Update specification.
10371 (frv_function_prologue): Don't set frv_insn_packing_flag here.
10372 Zero out frv_nops[].
10373 (frv_expand_epilogue): Remove comments about the no-longer-present
10374 SIBCALL_P argument.
10375 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
10376 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
10377 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
10378 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
10379 packing is disabled and if INSN can only issue to M1.
10380 (call_operand): Check TARGET_LONG_CALLS.
10381 (acc_operand, even_acc_operand, quad_acc_operand)
10382 (accg_operand): Simplify. Don't accept pseudo registers.
10383 (output_move_single): Handle SPR<-zero moves.
10384 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
10385 (frv_registers_update, frv_registers_used_p): Delete.
10386 (frv_registers_set_p): Delete.
10387 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
10388 (frv_issues_to_branch_unit_p): New function.
10389 (frv_packet): New structure.
10390 (frv_cond_flags, frv_regstate_conflict_p): New functions.
10391 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
10392 (frv_registers_update_1, frv_registers_update): New functions.
10393 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
10394 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
10395 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
10396 (frv_sort_insn_group, frv_reorder_packet): New functions.
10397 (frv_pack_insns): Use frv_reorder_packet.
10398 (frv_packet_address): New variable.
10399 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
10400 (frv_register_nop, frv_reorg): New functions.
10401 (bdesc_1arg): Add __SCUTSS.
10402 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
10403 __SUBSS, __SLASS and __SCAN.
10404 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
10405 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
10406 (frv_init_builtins): Register the above builtins.
10407 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
10408 registers. Turn the referenced accumulators into global registers.
10409 (frv_read_iacc_argument): New function.
10410 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
10411 (frv_split_iacc_move): New function.
10412 (frv_expand_builtin): Handle the new builtins.
10413 * config/frv/frv.md: Replace old schedulers with new order-independent
10414 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
10416 (cpu): Add fr550, fr450 and fr405.
10417 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
10418 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
10419 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
10420 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
10421 (fnop, mnop): New patterns.
10422 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
10424 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
10425 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
10427 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
10428 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
10429 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
10430 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
10431 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
10432 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
10433 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
10434 (frv_prefetch0, frv_prefetch): New patterns.
10435 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
10436 -mcpu=simple. Add -mcpu=fr550.
10437 (MULTILIB_DIRNAMES): Update accordingly.
10438 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
10440 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
10441 -mlong-calls and -malign-labels options for FR-V.
10443 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
10446 * c-tree.h (struct c_declspecs): New.
10447 (struct c_declarator, struct c_type_name, struct c_parm): Update
10449 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
10450 start_function, start_decl, build_c_parm,
10451 make_pointer_declarator): Update prototypes.
10452 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10453 declspecs_add_scspec, declspecs_add_attrs): New.
10454 (split_specs_attrs): Remove.
10455 * c-parse.in (%union): Add dsptype.
10456 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
10457 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
10458 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
10459 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
10460 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
10461 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
10462 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
10463 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
10464 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
10465 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
10466 maybe_type_quals_attrs): Change to dsptype.
10467 (struct c_declspec_stack): New.
10468 (current_declspecs, declspec_stack): Change type.
10469 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
10471 (extdefs): Likewise.
10472 (setspecs): Likewise.
10473 (fndef): Use current_declspecs for empty declspecs list.
10474 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
10475 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
10476 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
10477 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
10478 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
10479 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
10480 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
10481 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
10482 structures and helper functions. Update comments.
10483 (typespec_nonattr): Correct comment.
10484 (maybe_type_quals_attrs, typename): Update to new structures.
10485 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
10486 shadow_tag, shadow_tag_warned, start_function, start_decl,
10487 build_c_parm, make_pointer_declarator,
10488 set_array_declarator_inner, groktypename): Update to new
10490 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10491 declspecs_add_scspec, declspecs_add_attrs): New.
10492 (split_specs_attrs): Remove.
10493 (shadow_tag_warned): Make warning for useless type names a
10494 pedwarn. Give hard error for long, short, signed, unsigned or
10495 _Complex used with struct, union or enum in empty declaration.
10496 Make found_tag a bool.
10497 (grokdeclarator): Remove checks now done at parse time.
10499 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
10501 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
10502 c_declarator, struct c_type_name, struct c_parm): New.
10503 (build_array_declarator, set_array_declarator_inner,
10504 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
10505 start_function, start_decl, build_c_parm, build_attrs_declarator,
10506 build_function_declarator, make_pointer_declarator, c_cast_expr,
10507 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
10508 (build_id_declarator): New.
10509 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
10511 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
10512 ARG_INFO_OTHERS): Remove.
10513 (build_id_declarator): New.
10514 (build_array_declarator, set_array_declarator_inner, groktypename,
10515 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
10516 grokfield, start_function, store_parm_decls_newstyle,
10517 store_parm_decls_oldstyle, store_parm_decls,
10518 build_c_parm, build_attrs_declarator, build_function_declarator,
10519 make_pointer_declarator, grokdeclarator): Update to new
10521 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
10523 (declarator, notype_declarator, after_type_declarator,
10524 parm_declarator, parm_declarator_starttypename,
10525 parm_declarator_nostarttypename, array_declarator, typename,
10526 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
10527 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
10528 parmlist_1, parmlist_2, parmlist_or_identifiers,
10529 parmlist_or_identifiers_1): Use these types.
10530 (primary, after_type_declarator, parm_declarator_starttypename,
10531 notype_declarator, component_decl, component_declarator,
10532 component_notype_declarator, typename, absdcl,
10533 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
10534 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
10536 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
10538 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
10539 in_typeof, record_maybe_used_decl, pop_maybe_used,
10540 c_expr_sizeof_expr, c_expr_sizeof_type): New.
10541 * c-decl.c (parser_obstack): New.
10542 (c_init_decl_processing): Initialize parser_obstack.
10543 (c_write_global_declarations_1): Check for used but undefined
10545 * c-parse.in (%union): Add otype.
10546 (save_obstack_position): New.
10548 (unary_expr): Update in_sizeof and in_alignof. Use
10549 c_expr_sizeof_expr and c_expr_sizeof_type.
10550 (sizeof): Update in_sizeof.
10551 (alignof): Update in_alignof.
10552 (typeof): Update in_typeof.
10553 (typespec_nonreserved_nonattr): Call pop_maybe_used.
10554 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
10555 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
10556 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
10557 (build_external_ref): Set C_DECL_USED or call
10558 record_maybe_used_decl if appropriate.
10559 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
10561 2004-09-08 Eric Christopher <echristo@redhat.com>
10563 * builtins.c: Fix prototype for fold_builtin_atan.
10565 2004-09-08 Eric Christopher <echristo@redhat.com>
10567 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
10568 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
10569 fold_builtin_atan): New functions. Migrate function bodies...
10570 (fold_builtin_1): ... from here.
10572 2004-09-09 Alan Modra <amodra@bigpond.net.au>
10574 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
10577 2004-09-08 David Edelsohn <edelsohn@gnu.org>
10579 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
10580 * config/rs6000/power5.md (power5-lmul): Same.
10582 2004-09-08 Richard Henderson <rth@redhat.com>
10585 * function.c (expand_function_end): Have fall-off-the-end
10586 return path jump around return register setup.
10588 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10590 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
10591 (output_return): Do not test for the presence of the 'unimp' insn.
10592 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
10593 as predicates instead of custom ones. Return raw strings when
10595 (output_sibcall): Likewise. Concatenate strings.
10596 (output_ubranch): Remove kludge for TurboSPARC.
10597 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
10598 (output_v9branch): Likewise.
10599 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
10600 <#>: Set sparc_indent_opcode if the delay slot is filled.
10602 <)>: New operand to emit the displacement from the saved PC on return.
10604 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
10605 (ASM_OUTPUT_OPCODE): New macro.
10606 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
10607 * config/sparc/sparc.md (normal_branch, inverted_branch,
10608 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
10609 inverted_fpe_branch): Adjust call to output_cbranch.
10610 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
10611 call to output_v9branch.
10612 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
10613 (output_v9branch): Likewise.
10615 2004-09-08 Devang Patel <dpatel@apple.com>
10617 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
10618 -segs_read_only_addr and -segs_read_write_addr.
10619 (WORD_SWITCH_TAKES_ARG): Same.
10621 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
10622 -segs_read_write_addr.
10624 2004-09-08 Richard Henderson <rth@redhat.com>
10626 * function.c (reference_callee_copied): New.
10627 (assign_parm_setup_reg): Use it.
10628 * calls.c (initialize_argument_information): Likewise.
10629 (emit_library_call_value_1): Likewise.
10630 * function.h (reference_callee_copied): Declare.
10632 * target.h (struct gcc_target): Add callee_copies.
10633 * target-def.h (TARGET_CALLEE_COPIES): New.
10634 (TARGET_PASS_BY_REFERENCE): Update default.
10635 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10636 * targhooks.c (hook_callee_copies_named): New.
10637 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
10638 hook_pass_by_reference_false.
10639 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
10640 * targhooks.h: Update decls.
10641 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
10642 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10643 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
10644 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
10645 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10646 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
10647 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10648 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
10649 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10650 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
10651 (mips_callee_copies): New.
10652 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10653 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
10654 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10655 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
10656 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10657 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
10658 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10659 * config/sh/sh.c (sh_callee_copies): New.
10660 (TARGET_CALLEE_COPIES): New.
10661 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10662 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
10663 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10664 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
10665 for FUNCTION_ARG_CALLEE_COPIES.
10666 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
10668 2004-09-08 Devang Patel <dpatel@apple.com>
10670 * tree-if-conv.c (find_phi_replacement_condition): Return true
10672 (replace_phi_with_cond_modify_expr): Select conditional expr args
10673 based on true edge basic block.
10675 2004-09-08 Jan Hubicka <jh@suse.cz>
10677 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
10678 variables being alias set.
10680 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10682 * final.c (shorten_branches, final, get_insn_template,
10683 output_alternate_entry_point, final_scan_insn, alter_subreg,
10684 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
10685 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
10686 * fix-header.c (lookup_std_proto): Likewise.
10687 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
10688 verify_local_live_at_start, update_life_info, mark_reg,
10689 calculate_global_regs_live, allocate_reg_life_data,
10690 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
10691 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
10692 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
10693 * fold-const.c (force_fit_type, div_and_round_double,
10694 may_negate_without_overflow_p, int_const_binop, const_binop,
10695 size_binop, size_diffop, fold_convert_const, fold_convert,
10696 invert_tree_comparison, swap_tree_comparison,
10697 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
10698 range_binop, make_range, fold_cond_expr_with_comparison,
10699 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
10700 fold_abs_const, fold_not_const, fold_relational_const, round_up,
10701 round_down): Likewise.
10702 * function.c (find_function_data, assign_stack_temp_for_type,
10703 instantiate_virtual_regs_lossage, aggregate_value_p,
10704 assign_parm_find_entry_rtl, assign_parm_setup_block,
10705 expand_function_start, expand_function_end, keep_stack_depressed,
10706 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
10708 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
10710 * Makefile.in (tree-loop-linear.o): Added.
10711 (OBJS-common): Add tree-loop-linear.o
10712 * common.opt: New flag, ftree-loop-linear.
10713 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
10714 * tree-flow.h: Add prototype for linear_transform_loops.
10715 * tree-optimize.c: Add linear transform after vectorization.
10716 * tree-pass.h: Add struct pass_linear_transform.
10717 * tree-ssa-loop.c: Add pass_linear_transform.
10718 * tree-loop-linear.c: New file.
10719 * lambda-code.c: gcc_assertify.
10720 (gcc_loop_to_lambda_loop): Handle all exit tests.
10721 Handle case where we have (invariant >= induction var).
10722 (find_induction_var_from_exit_cond): Ditto.
10724 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
10726 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
10727 memory tag is call clobbered, so are its aliases.
10728 (group_aliases): When two memory tags being grouped, if one is
10729 call clobbered, so are the other and its aliases.
10730 (add_may_alias): Remove call-clobbering stuff.
10731 (replace_may_alias): Likewise.
10732 (merge_pointed_to_info): Merge pt_global_mem
10734 2004-09-08 Jan Hubicka <jh@suse.cz>
10736 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
10737 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
10738 (cgraph_expand_function): Remove stale cgraph edges of currently
10739 compiled function; fix non-unit-at-a-time code copying function
10740 node for later reuse.
10742 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10744 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
10745 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
10746 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
10747 (vec_gc_free, vec_heap_free): New.
10748 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
10749 (DEF_VEC_P): Add allocator argument. Adjust.
10750 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
10751 (DEF_VEC_O): Add allocator argument. Adjust.
10754 * tree.h (tree): Define a GC'd vector.
10755 * lamba-code.c (lambda_loop): Likewise.
10756 * value-prof.h (histogram_value): Likewise.
10758 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10760 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
10761 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
10762 gen_lowpart_common, gen_highpart, gen_highpart_mode,
10763 subreg_highpart_offset, operand_subword, operand_subword_force,
10764 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
10765 set_mem_alias_set, change_address_1, verify_rtx_sharing,
10766 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
10767 try_split, add_insn_after, add_insn_before, remove_insn,
10768 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
10769 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
10770 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
10771 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
10772 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
10773 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
10774 record_path_before_1, check_path_after_1, check_path_after): Likewise.
10775 * except.c (gen_eh_region, resolve_one_fixup_region,
10776 remove_unreachable_regions, convert_from_eh_region_ranges_1,
10777 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
10778 connect_post_landing_pads, sjlj_emit_function_exit,
10779 remove_exception_handler_label, remove_eh_handler,
10780 reachable_next_level, collect_one_action_chain,
10781 output_function_exception_table): Likewise.
10782 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
10783 optimize_save_area_alloca, allocate_dynamic_stack_space,
10784 probe_stack_range, hard_function_value): Likewise.
10785 * expmed.c (mode_for_extraction, store_bit_field,
10786 store_fixed_bit_field, extract_bit_field, expand_shift,
10787 expand_mult_const, expand_mult, choose_multiplier,
10788 expand_mult_highpart, expand_divmod, emit_store_flag,
10789 do_cmp_and_jump): Likewise.
10790 * expr.c (convert_move, convert_modes, move_by_pieces,
10791 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
10792 move_block_from_reg, gen_group_rtx, emit_group_load,
10793 emit_group_move, emit_group_store, use_reg, use_regs,
10794 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
10795 emit_move_insn, emit_move_insn_1, emit_push_insn,
10796 expand_assignment, store_expr, count_type_elements,
10797 store_constructor, store_field, safe_from_p, expand_var,
10798 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
10800 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10802 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
10803 gcc_assert and gcc_unreachable.
10804 * ddg.c (create_ddg_dependence, add_deps_for_def,
10805 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
10806 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
10807 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
10808 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
10809 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
10810 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
10811 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
10812 dataflow_set_copy, hybrid_search, diagnostic.c,
10813 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
10814 * dojump.c (do_jump): Likewise.
10815 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
10816 compute_dom_fast_query, calculate_dominance_info,
10817 free_dominance_info, get_immediate_dominator,
10818 set_immediate_dominator, get_dominated_by,
10819 redirect_immediate_dominators, nearest_common_dominator,
10820 dominated_by_p, verify_dominators, recount_dominator,
10821 iterate_fix_dominators, add_to_dominance_info,
10822 delete_from_dominance_info): Likewise.
10823 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
10824 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
10825 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
10826 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
10827 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
10828 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
10829 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
10830 output_call_frame_info, output_loc_operands, build_cfa_loc,
10831 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
10832 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
10833 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
10834 splice_child_die, attr_checksum, same_dw_val_p,
10835 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
10836 unmark_dies, value_format, output_loc_list, output_die,
10837 output_pubnames, output_aranges, base_type_die, is_base_type,
10838 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
10839 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
10840 field_byte_offset, add_data_member_location_attribute,
10841 add_const_value_attribute, rtl_for_decl_location,
10842 add_location_or_const_value_attribute, add_byte_size_attribute,
10843 add_bit_offset_attribute, add_bit_size_attribute,
10844 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
10845 decl_start_label, gen_formal_parameter_die,
10846 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
10847 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
10848 force_decl_die, force_type_die, gen_decl_die,
10849 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
10850 dwarf2out_finish): Likewise.
10852 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
10854 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
10855 * builtins.c: Include tree-mudflap.h.
10857 2004-09-08 Uros Bizjak <uros@kss-loka.si>
10859 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
10860 force operand 0.0 into register in XFmode. Also do not force
10861 operand 0.0 into register if !TARGET_CMOVE.
10862 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
10863 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
10864 implement ftst x87 instruction.
10865 (*fp_jcc_7): New insn pattern. Change corresponding split
10866 pattern to handle "general_operand" instead of
10867 "nonimmediate_operand".
10869 2004-09-08 Ben Elliston <bje@au.ibm.com>
10871 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
10873 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
10875 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
10876 generated from standard va_arg expansion.
10877 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
10879 (mf_varname_tree, mf_file_function_line_tree): Add some support
10880 for column numbers if compiled with USE_MAPPED_LOCATION.
10882 2004-09-07 Ziemowit Laski <zlaski@apple.com>
10884 * c-decl.c (groktypename_in_parm_context): Remove function.
10885 * c-tree.h (groktypename_in_parm_context): Remove prototype.
10887 2004-09-07 Ziemowit Laski <zlaski@apple.com>
10889 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
10890 * c-parse.in: Include c-common.h instead of objc-act.h.
10891 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
10892 myparms, myparm): Remove %type declarations.
10893 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
10894 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
10896 (objc_inherit_code, objc_public_flag): Remove.
10897 (typespec_nonreserved_nonattr): Call
10898 objc_get_protocol_qualified_type() instead of get_static_reference()
10899 and get_protocol_reference().
10900 (stmt_nocomp): Call grokparm() on @catch parameter.
10901 (objcdef): Move semantic action to objc_finish_implementation().
10902 (classdef): Move semantic action to objc_start_class_interface(),
10903 objc_continue_interface(), objc_finish_interface(),
10904 objc_start_class_implementation(), objc_continue_implementation(),
10905 objc_start_category_interface() and
10906 objc_start_category_implementation().
10907 (protocoldef): Move semantic actions to objc_start_protocol() and
10908 objc_finish_interface().
10909 (ivar_decl_list): Remove nonterminal.
10910 (visibility_spec): Move semantic actions to objc_set_visibility().
10911 (ivar_decls): Remove assignment to $$.
10912 (ivar_decl): Rephrase in terms of component_decl; call
10913 objc_add_instance_variable().
10914 (ivars, ivar_declarator): Remove nonterminals.
10915 (opt_semi): New nonterminal.
10916 (methodtype): Remove semantic actions.
10917 (methoddef): Move semantic actions to objc_set_method_type(),
10918 objc_start_method_definition() and objc_finish_method_definition().
10919 (methodproto): Move semantic actions to objc_set_method_type() and
10920 objc_add_method_declaration().
10921 (methoddecl): Use objc_typename instead of typename; move semantic
10922 actions to objc_build_method_signature().
10923 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
10924 (optparmlist): Express in terms of optparms and optellipsis.
10925 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
10927 (keyworddecl): Use objc_typename instead of typename.
10928 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
10929 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
10931 2004-09-08 Alan Modra <amodra@bigpond.net.au>
10933 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
10934 (MD_FALLBACK_FRAME_STATE_FOR): Update.
10935 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
10936 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
10937 (MD_FROB_UPDATE_CONTEXT): Remove default.
10938 (uw_update_context_1): Instead #ifdef invocation.
10939 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
10940 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
10941 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
10942 (MD_UNWIND_SUPPORT): Undefine this instead.
10943 * config/i386/gnu.h: Likewise.
10944 * config/alpha/linux-unwind.h: New file, macro converted to
10945 function, extracted from..
10946 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
10947 (MD_UNWIND_SUPPORT): Define.
10948 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
10949 * config/i386/linux-unwind.h, config/i386/linux.h,
10950 config/i386/linux64.h: Likewise.
10951 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
10952 MD_HANDLE_UNWABI too.
10953 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
10954 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
10955 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
10956 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
10957 * config/sparc/linux-unwind.h, config/sparc/linux.h,
10958 config/sparc/linux64.h: Likewise.
10959 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
10960 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
10961 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
10962 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
10963 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
10965 2004-09-07 Jan Hubicka <jh@suse.cz>
10967 * cse.c (fold_rtx): Avoid building of
10968 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
10970 * tree-ssa-pre.c (grand_bitmap_obstack): New.
10971 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
10972 (init_pre): Initialize obstack.
10973 (fini_pre): Free obstack.
10975 2004-09-07 David Daney <ddaney@avtrex.com>
10977 * config.gcc: Added support for --with-divide=[breaks|traps] for
10979 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
10980 (TARGET_DIVIDE_TRAPS): New macro.
10981 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
10982 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
10983 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
10984 GENERATE_DIVIDE_TRAPS.
10985 (mips_output_division): Emit conditional trap if
10986 GENERATE_DIVIDE_TRAPS is set.
10987 * doc/install.texi: Document --with-divide.
10988 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
10990 2004-09-07 Caroline Tice <ctice@apple.com>
10992 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
10993 EDGE_CROSSING, to flags test case.
10995 2004-09-07 Jan Hubicka <jh@suse.cz>
10997 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
11000 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11002 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
11003 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
11004 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
11005 or gcc_unreachable.
11006 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
11007 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
11008 alloc_aux_for_edges, free_aux_for_edges): Likewise.
11009 * cfgcleanup.c (try_forward_edges,
11010 merge_blocks_move_predecessor_nojumps,
11011 merge_blocks_move_successor_nojumps): Likewise.
11012 * cfgexpand.c (expand_gimple_cond_expr,
11013 expand_gimple_tailcall): Likewise.
11014 * cfghooks.c (duplicate_block): Likewise.
11015 * cfglayout.c (record_effective_endpoints,
11016 insn_locators_initialize, change_scope, fixup_reorder_chain,
11017 verify_insn_chain, fixup_fallthru_exit_predecessor,
11018 duplicate_insn_chain, cfg_layout_finalize): Likewise.
11019 * cfgloopanal.c (check_irred): Likewise.
11020 * cfgloop.c (superloop_at_depth, flow_loops_free,
11021 flow_loop_entry_edges_find, flow_loops_find,
11022 flow_loop_outside_edge_p, get_loop_body,
11023 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
11024 get_loop_exit_edges, num_loop_branches, cancel_loop,
11025 verify_loop_structure): Likewise.
11026 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
11027 duplicate_loop_to_header_edge, create_preheader,
11028 create_loop_notes): Likewise.
11029 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
11030 edirect_branch_edge, force_nonfallthru_and_redirect,
11031 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
11032 commit_edge_insertions, commit_edge_insertions_watch_calls,
11033 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
11034 cfg_layout_redirect_edge_and_branch_force,
11035 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
11036 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
11037 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
11038 cgraph_varpool_node): Likewise.
11039 * cgraphunit.c (cgraph_finalize_function,
11040 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
11041 cgraph_expand_function, cgraph_remove_unreachable_nodes,
11042 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
11043 cgraph_mark_inline, cgraph_expand_all_functions,
11044 cgraph_build_static_cdtor): Likewise.
11045 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
11046 simplify_logical, distribute_notes, insn_cuid): Likewise.
11047 * conflict.c (conflict_graph_add, print_conflict): Likewise.
11048 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
11049 coverage_checksum_string): Likewise.
11050 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
11051 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
11052 cse_cc_succs, cse_condition_code_reg): Likewise.
11053 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
11054 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
11055 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
11056 cselib_record_set): Likewise.
11058 2004-09-07 Jan Hubicka <jh@suse.cz>
11060 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
11062 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11064 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
11066 (fold_builtin_strpbrk): Likewise.
11067 * expr.c (array_ref_low_bound): Likewise.
11068 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
11069 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
11070 * tree-sra.c (generate_element_zero): Likewise.
11071 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
11072 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
11073 add_old_iv_candidates, add_iv_candidates): Likewise.
11074 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
11076 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11078 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
11079 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
11080 c_expand_expr, boolean_increment, nonnull_check_p,
11081 check_function_arguments_recurse, fold_offsetof_1): Likewise.
11082 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
11083 builtin_define_type_max): Likewise.
11084 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
11085 implicit_decl_warning, builtin_function, build_compound_literal,
11086 complete_array_type, grokdeclarator, get_parm_info,
11087 start_function, store_parm_decls_oldstyle,
11088 c_write_global_declarations): Likewise.
11089 * c-format.c (get_constant, decode_format_attr,
11090 maybe_read_dollar_number, get_flag_spec, check_format_arg,
11091 check_format_types, format_type_warning,
11092 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
11093 init_dynamic_diag_info, handle_format_attribute): Likewise.
11094 * c-gimplify.c (push_context, pop_context, finish_bc_block):
11095 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
11096 * c-objc-common.c (c_tree_printer): Likewise.
11097 * c-pch.c (pch_init): Likewise.
11098 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
11099 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
11100 * c-typeck.c (c_incomplete_type_error, composite_type,
11101 common_pointer_type, common_type, same_translation_unit_p,
11102 tagged_types_tu_compatible_p, finish_init, pop_init_level,
11103 set_designator, set_nonincremental_init_from_string,
11104 process_init_element, c_finish_if_stmt): Likewise.
11105 * caller-save.c (init_caller_save, save_call_clobbered_regs,
11106 insert_restore, insert_save, insert_one_insn): Likewise.
11107 * calls.c (emit_call_1, compute_argument_block_size,
11108 precompute_arguments, expand_call, emit_library_call_value_1,
11109 store_one_arg): Likewise.
11111 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
11113 * configure.ac (enable-checking): Add release option. Reorganize
11114 to avoid repetition.
11115 * configure: Rebuilt.
11116 * doc/install.texi (enable-checking): Amend documentation.
11118 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
11121 * Makefile.in (specs.ready): Depend on cc1$(exeext).
11123 2004-09-06 James E Wilson <wilson@specifixinc.com>
11125 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
11126 movdf_hardfloat_32bit): Split fG into two alternatives.
11127 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
11129 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
11131 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
11133 * final.c (output_in_slot): Delete.
11134 (final_scan_insn): Revert 2004-09-03 change.
11135 (output_asm_insn): Likewise.
11136 * config/sparc/sparc.c (output_return): Likewise.
11137 (output_sibcall): Likewise.
11139 2004-09-06 Jan Hubicka <jh@suse.cz>
11141 * loop.c (loop_dump_aux): Do not print RTL when not available.
11142 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
11143 frontend specific type nodes.
11144 (produce_memory_decl_rtl): Break out from ...
11145 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
11146 (get_computation_at): Avoid random tree sharing.
11147 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
11149 2004-09-06 Zack Weinberg <zack@codesourcery.com>
11151 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
11152 unnecessary commands.
11154 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
11156 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
11157 (bitmap.o): Likewise.
11159 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
11161 Unify the management of RTL and tree-level dump files.
11163 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
11164 Don't print function name to the dump file, the pass manager
11165 would do this for us. Add code from the top of
11166 rest_of_compilation, up to the initial RTL dump.
11167 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
11168 close the DFI_sibling dump file.
11169 (rest_of_compilation): Don't do that here. Remove code up to the
11171 (init_optimization_passes): Remove.
11172 (pass_rest_of_compilation): Change pass name to NULL.
11173 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
11174 Do not call init_optimization_passes.
11175 * toplev.h (init_optimization_passes): Remove.
11177 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11178 finish_graph_dump_file): Remove SUFFIX parameter.
11179 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
11180 finish_graph_dump_file): Likewise.
11182 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
11183 * cfgexpand.c (pass_expand): Adjust.
11184 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
11185 * passes.c (pass_rest_of_compilation): Adjust.
11186 * predict.c (pass_profile): Adjust.
11187 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
11188 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
11189 pass_split_crit_edges, pass_warn_function_return): Adjust.
11190 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
11191 * tree-dfa.c (pass_referenced_vars): Adjust.
11192 * tree-eh.c (pass_lower_eh): Adjust.
11193 * tree-if-conv.c (pass_build_ssa): Adjust.
11194 * tree-into-ssa.c (pass_build_ssa): Adjust.
11195 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
11196 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
11197 * tree-nrv.c (pass_nrv): Adjust.
11198 * tree-optimize.c (pass_gimple, pass_all_optimizations,
11199 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11200 pass_init_datastructures): Adjust.
11201 * tree-outof-ssa.c (pass_del_ssa): Adjust.
11202 * tree-profile.c (pass_tree_profile): Adjust.
11203 * tree-sra.c (pass_sra): Adjust.
11204 * tree-ssa-alias.c (pass_may_alias): Adjust.
11205 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
11206 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
11207 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
11208 * tree-ssa-dom.c (pass_dominator): Adjust.
11209 * tree-ssa-dse.c (pass_dse): Adjust.
11210 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
11211 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
11212 * tree-ssa-loop-ch.c (pass_ch): Adjust.
11213 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
11214 pass_loop_done, pass_complete_unroll, pass_iv_canon,
11215 pass_iv_optimize, pass_vectorize): Adjust.
11216 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
11217 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
11218 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
11219 pass_late_warn_uninnitialized): Adjust.
11220 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
11222 * Makefile.in (tree-dump.o): Add new dependencies.
11223 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
11224 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
11226 * toplev.c (dump_file_name): New.
11227 * tree-dump.c (dump_enable_all): Add LETTER parameter.
11228 (struct dump_file_info): Add NUM and LETTER fields.
11229 (dump_files): Adjust and add RTL dump files.
11230 (dump_register): Add NUM and LETTER fields.
11231 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
11232 (dump_begin): Use get_dump_file_name.
11233 (dump_switch_p_1): Adjust call to dump_enable_all.
11234 * tree-dump.h (dump_register): Adjust prototype.
11235 * tree-optimize.c (register_one_dump_file): Take dump file index.
11236 Support flags for RTL dumps.
11237 (register_dump_files): Fill in NUM field of struct dump_file_info.
11238 Track properties both when the gate is executed and when it is not.
11239 (execute_todo): Dump RTL. Add PROPERTIES parameter.
11240 (execute_one_pass): Pass properties to execute_todo. Handle VCG
11242 * tree-pass.h (dump_file_name): New.
11243 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
11246 * Makefile.in (passes.o): Add new dependencies.
11247 * passes.c (struct dump_file_info, enum dump_file_index,
11248 dump_file_tbl, init_optimization_passes): Remove.
11249 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
11250 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
11252 (finish_optimization_passes): Update finish_graph_dump_file loop.
11253 (enable_rtl_dump_file): Remove.
11254 * tree-dump.c (dump_files): Adjust and add RTL dump files.
11255 (enable_rtl_dump_file): Add here.
11256 * tree.h (enum tree_dump_index): Add RTL dump file indices.
11257 * doc/invoke.texi (Debugging options): Document new RTL debugging
11260 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
11262 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
11263 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
11264 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
11265 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
11266 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
11267 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
11268 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
11269 vec.h: Fix comment formatting.
11271 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
11273 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
11274 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
11275 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
11276 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
11277 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
11278 tree-ssa-loop-niter.c, tree-ssa-operands.c,
11279 tree-ssa-operands.h, tree-ssa-propagate.c,
11280 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
11281 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
11283 2004-09-05 Diego Novillo <dnovillo@redhat.com>
11285 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
11286 vectorizer is enabled.
11288 2004-09-05 Andreas Jaeger <aj@suse.de>
11290 * tree-if-conv.c: Spell check comments and clean up whitespace.
11292 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11294 * tree-ssa-loop-ivopts.c: New file.
11295 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
11296 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
11297 target_pres_cost, target_spill_cost): Declare.
11298 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
11299 spill_cost): Renamed to ...
11300 (target_avail_regs, target_res_regs, target_small_cost,
11301 target_pres_cost, target_spill_cost): ... and exported.
11302 (init_set_costs, global_cost_for_size): Work with renamed variables.
11303 * common.opt (flag_ivopts): New flag.
11304 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
11306 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
11307 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
11308 generating SSA form.
11309 (force_gimple_operand): New function.
11310 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
11311 * tree-cfg.c (stmt_bsi): New function.
11312 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
11313 PARAM_IV_MAX_CONSIDERED_USES): New.
11314 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
11315 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
11316 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
11317 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
11318 * tree-nested.c (build_addr): Export.
11319 * tree-optimize.c (init_tree_optimization_passes): Add
11321 * tree-pass.h (pass_iv_optimize): Declare.
11322 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
11324 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
11325 as a phi node argument.
11326 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
11327 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
11329 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
11330 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
11331 pass_iv_optimize): New pass.
11332 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
11333 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
11334 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
11335 * tree.h (REF_ORIGINAL): New macro.
11336 (build_int_cst_type, unsigned_type_for, zero_p,
11337 cst_and_fits_in_hwi, build_addr): Declare.
11338 * doc/invoke.texi (-fivopts): Document.
11339 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
11340 PARAM_IV_MAX_CONSIDERED_USES): Document.
11341 * doc/passes.texi: Document induction variable optimizations pass.
11343 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11345 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
11346 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
11347 * c-common.c (c_common_attribute_table): Accept parameters to
11348 sentinel attribute.
11349 (check_function_sentinel, handle_sentinel_attribute): Likewise.
11350 * doc/extend.texi: Update accordingly.
11352 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11354 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
11356 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
11358 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
11360 (c_common_attribute_table): Add `sentinel' attribute.
11361 (check_function_arguments): Handle `sentinel' attribute.
11362 * doc/extend.texi: Document `sentinel' attribute.
11364 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
11366 * configure: Regenerated.
11368 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11370 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
11372 * tree.c (save_expr): No longer TREE_READONLY.
11374 2004-09-04 Jan Hubicka <jh@suse.cz>
11376 * passes.c (rest_of_clean_state): Fix merge conflict made during
11377 commiting the patch.
11379 2004-09-04 Jan Hubicka <jh@suse.cz>
11381 * passes.c (rest_of_clean_state): Decompose the instruction stream.
11383 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
11385 * doc/md.texi (shift patterns): New anchor. Add reference to
11386 TARGET_SHIFT_TRUNCATION_MASK.
11387 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
11388 * target.h (shift_truncation_mask): New target hook.
11389 * targhook.h (default_shift_truncation_mask): Declare.
11390 * targhook.c (default_shift_truncation_mask): Define.
11391 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
11392 (TARGET_INITIALIZER): Include it.
11393 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
11394 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
11395 reject all out-of-range values. Fix sign-extension code for modes
11396 whose width is smaller than HOST_BITS_PER_WIDE_INT.
11397 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
11398 (expand_superword_shift, expand_subword_shift): Likewise.
11399 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
11400 (expand_binop): Use them to implement double-word shifts.
11401 * config/arm/arm.c (arm_shift_truncation_mask): New function.
11402 (TARGET_SHIFT_TRUNCATION_MASK): Define.
11404 2004-09-04 Jan Hubicka <jh@suse.cz>
11406 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
11407 (mix): New macro copied from hashtab.c
11408 (iterative_hash_hashval_t, iterative_hash_pointer,
11409 iterative_hash_host_wide_int): New functions based on hashtab.c
11412 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
11414 * config/mips/mips.md (mask): New mode attribute.
11415 (zero_extendsidi2): Add memory alternative.
11416 (*zero_extendsidi2_mem): Delete.
11417 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
11418 memory_operand in the TARGET_MIPS16 check.
11419 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
11420 Redefine using :GPR and :SHORT.
11421 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
11423 2004-09-04 Uros Bizjak <uros@kss-loka.si>
11425 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
11427 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
11428 expand_builtin_mathfn.
11429 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
11430 btrunc?f patterns for btrunc_optab. Implement rint_optab using
11432 * optabs.c (init_optabs): Initialize rint_optab.
11433 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
11435 (btrunc_optab): Rename macro from trunc_optab.
11436 (rint_optab): Define corresponding macro.
11438 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
11439 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
11441 * config/i386/i386-protos.h (emit_i387_cw_initialization):
11442 Change prototype. Add new int parameter.
11443 * config/i386/i386.c (emit_i387_cw_initialization):
11444 Handle new rounding modes.
11446 * config/i386/i386.h (enum fp_cw_mode): Delete.
11447 (MODE_NEEDED): Handle new rounding modes.
11448 (EMIT_MODE_SET): Change condition to handle new rounding modes.
11450 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
11451 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
11452 represent different rounding modes of frndint insn.
11453 (type): Add frndint type.
11454 (i387, length, memory): Handle this type.
11455 (i387_cw): New attribute definition.
11456 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
11457 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
11458 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
11459 Add "i387_cw" attribute defined to "trunc".
11460 (x86_fnstcw_1): Remove comment.
11461 (*frndintxf2): Rename insn definition to frndintxf2. Move
11462 insn definition near rint?f2 expanders.
11463 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
11464 rintf and rintl built-ins as inline x87 intrinsics.
11465 (frndintxf2_floor): New pattern to implement floor rounding
11466 mode with frndint x87 instruction.
11467 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
11468 floorf and floorl built-ins as inline x87 intrinsics.
11469 (frndintxf2_ceil): New pattern to implement ceil rounding
11470 mode with frndint x87 instruction.
11471 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
11472 ceilf and ceill built-ins as inline x87 intrinsics.
11473 (frndintxf2_trunc): New pattern to implement trunc rounding
11474 mode with frndint x87 instruction.
11475 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
11476 truncf and truncl built-ins as inline x87 intrinsics.
11477 (frndintxf2_mask_pm): New pattern to implement rounding
11478 mode with exceptions with frndint x87 instruction.
11479 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
11480 implement nearbyint, nearbyintf and nearbyintl built-ins as
11481 inline x87 intrinsics.
11483 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
11485 * config/mips/mips.md (SHORT): New mode macro.
11486 (size): New mode attribute.
11487 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
11488 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
11489 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
11491 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
11492 *extend[qh]isi2_hw patterns and extending them to di.
11493 (extendqihi2): Implement as define_insn_and_split that produces
11494 extendqisi2 after reload.
11496 2004-09-03 Devang Patel <dpatel@apple.com>
11498 * Makefile.in (OBJS-common): Add tree-if-conv.o
11499 (tree-if-conv.o): New rule.
11500 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
11501 (get_loop_body_in_bfs_order): New.
11502 * cfgloop.h (get_loop_body_in_bfs_order): New.
11503 * tree-flow.h (enum move_pos): Move here from ..
11504 * tree-ssa-loop-im.c (enum move_pos): here.
11505 (movement_possibility): Make externally visible.
11506 * tree-optimize.c (init_tree_optimization_passes): New entry for
11507 if conversion pass.
11508 * tree-pass.h (pass_if_conversion): New.
11509 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
11510 * tree-if-conv.c: New file.
11511 * doc/passes.texi: Document tree if-conversion pass.
11512 * doc/tree-ssa.texi: Same.
11514 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
11517 Makefile.in (LIB2ADDEHSTATIC): New.
11518 (LIB2ADDEHSHARED): New.
11520 (LIBUNWINDDEP): New.
11521 (SHLIBUNWIND_LINK): New.
11522 (SHLIBUNWIND_INSTALL): New.
11523 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
11524 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
11525 (clean): Remove libunwind*
11526 (stage1-start): Remove and copy stage1/libunwind*.
11527 (stage2-start): Remove and copy stage2/libunwind*.
11528 (stage3-start): Remove and copy stage3/libunwind*.
11529 (stage4-start): Remove and copy stage4/libunwind*.
11530 (stageprofile-start): Remove and copy stageprofile/libunwind*.
11531 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
11533 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
11534 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
11535 tmake_file if --with-system-libunwind isn't used.
11537 * config/ia64/t-glibc-libunwind: New file.
11538 * config/t-libunwind-elf: Likewise.
11539 * unwind-compat.c: Likewise.
11540 * unwind-compat.h: Likewise.
11541 * unwind-dw2-fde-compat.c: Likewise.
11543 * config/ia64/t-glibc (LIB2ADDEH): Updated.
11544 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
11546 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
11548 * unwind-dw2-fde-glibc.c: Likewise.
11549 * unwind-dw2.c: Likewise.
11551 * config/t-libunwind (LIB2ADDEH): Updated.
11552 (LIB2ADDEHSTATIC): New.
11553 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
11554 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
11556 * configure.ac: Change --enable-libunwind-exceptions to
11557 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
11558 * configure: Regenerated.
11559 * config.in: Updated.
11561 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
11562 above and mention --with-system-libunwind.
11563 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
11564 removed in gcc 3.4.3 and later.
11566 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
11567 USE_LIBUNWIND_EXCEPTIONS is defined.
11569 * mklibgcc.in: Support libunwind.
11571 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
11573 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
11576 2004-09-03 Richard Henderson <rth@redhat.com>
11579 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
11580 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
11581 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
11582 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
11583 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
11584 resize_stack_vars_conflict, add_stack_var_conflict,
11585 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
11586 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
11587 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
11588 expand_one_static_var, expand_one_hard_reg_var,
11589 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
11590 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
11591 (expand_used_vars): Rewrite.
11592 * Makefile.in (cfgexpand.o): Update dependencies.
11594 2004-09-04 Jan Hubicka <jh@suse.cz>
11596 * cfg.c (free_edge): Use ggc_free.
11597 (expunge_block): Use ggc_free.
11598 * passes.c (rest_of_clean_state): Free after compilation.
11599 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
11600 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
11602 2004-09-03 James E Wilson <wilson@specifixinc.com>
11604 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
11605 DECL_EXTERNAL check.
11607 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11609 * final.c (output_in_slot): New global variable.
11610 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
11611 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
11612 'output_in_slot' before invoking output_asm_insn.
11613 (output_asm_insn): Add a space after the tab if 'output_in_slot'
11615 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
11617 (output_sibcall): Likewise.
11619 2004-09-03 Jan Hubicka <jh@suse.cz>
11621 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
11622 * tree-ssanames (init_ssanames): Likewise.
11624 2004-09-03 Ziemowit Laski <zlaski@apple.com>
11626 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
11627 objc_declare_protocols, objc_start_protocol,
11628 objc_start_class_interface, objc_start_category_interface,
11629 objc_continue_interface, objc_finish_interface,
11630 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
11631 objc_start_class_implementation, objc_start_category_implementation,
11632 objc_continue_implementation, objc_finish_implementation,
11633 objc_add_method_declaration, objc_start_method_definition,
11634 objc_finish_method_definition, objc_build_keyword_decl,
11635 objc_build_method_signature, objc_build_encode_expr,
11636 objc_build_protocol_expr, objc_build_selector_expr,
11637 objc_build_message_expr, objc_build_string_object,
11638 objc_get_class_reference, objc_get_protocol_qualified_type,
11639 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
11641 2004-09-03 James E Wilson <wilson@specifixinc.com>
11643 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
11645 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
11646 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
11647 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
11648 (mips_recip1_<fmt>): Use frdiv1 type.
11649 (mips_recip2_<fmt>): Use frdiv2 type.
11650 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
11651 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
11653 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
11655 2004-09-03 Daniel Jacobowitz <dan@debian.org>
11657 * reload.c (find_reloads): Swap operand_loc pointers for
11658 find_dummy_reload if we have swapped two operands.
11660 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
11662 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
11663 to get the tablejump-insn before the jump-table label.
11665 2004-09-03 Ziemowit Laski <zlaski@apple.com>
11667 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
11668 objc_declare_protocols, objc_build_message_expr,
11669 objc_finish_message_expr, objc_build_selector_expr,
11670 objc_build_protocol_expr, objc_build_encode_expr,
11671 objc_build_string_object, objc_get_protocol_qualified_type,
11672 objc_get_class_reference, objc_get_class_ivars,
11673 objc_start_class_interface, objc_start_category_interface,
11674 objc_start_protocol, objc_continue_interface, objc_finish_interface,
11675 objc_start_class_implementation, objc_start_category_implementation,
11676 objc_continue_implementation, objc_finish_implementation,
11677 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
11678 objc_add_method_declaration, objc_start_method_definition,
11679 objc_finish_method_definition, objc_add_instance_variable,
11680 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
11681 objc_finish_try_stmt, objc_begin_catch_clause,
11682 objc_finish_catch_clause, objc_build_finally_clause,
11683 objc_build_synchronized, objc_static_init_needed_p,
11684 objc_generate_static_init_call): New prototypes.
11686 2004-09-03 Steve Ellcey <sje@cup.hp.com>
11688 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
11690 (ia64_function_value): Ditto.
11692 2004-09-03 Jan Beulich <jbeulich@novell.com>
11694 * config.gcc: Resurrect NetWare as a target. Handle special case of
11695 Novell linker to be used (specified through --with-ld=) and threading
11696 model of either Posix (default) or NKS.
11697 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
11698 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
11699 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
11700 * config/i386/netware.c, config/i386/netware.h: New.
11701 * config/i386/nwld.c, config/i386/nwld.h: New.
11702 * config/i386/netware-crt0.c: New.
11703 * config/i386/netware-libgcc.c: New.
11704 * config/i386/netware-libgcc.def: New.
11705 * config/i386/netware-libgcc.exp: New.
11706 * config/i386/t-netware, config/i386/t-nwld: New.
11708 * doc/install.texi: Document NKS threading model.
11710 2004-09-03 Jan Beulich <jbeulich@novell.com>
11713 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
11714 * tree.h (initial_max_fld_align): Declare
11715 * stor-layout.c (initial_max_fld_align): Define and initialize.
11716 (maximum_field_alignment): Initialize to the same value.
11717 * common.opt: Add -fpack-struct= variant of switch.
11718 * opts.c: Handle -fpack-struct= variant of switch.
11719 * c-pragma.c: Change #pragma pack() handling so that it becomes
11720 compatible to other compilers: accept individual 'push' argument,
11721 make final pop restore (command line) default, correct interaction
11722 of push/pop and sole specification of a new alignment (so that the
11723 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
11724 to #pragma pack(push, <n>).
11725 * doc/extend.texi: New node "Structure-Packing Pragmas" under
11726 "Pragmas", describing #pragma pack.
11727 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
11728 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
11729 Document new TARGET_DEFAULT_PACK_STRUCT.
11731 2004-09-03 Devang Patel <dpatel@apple.com>
11733 * dwarf2out.c (gen_field_die). Equate decl number to die.
11735 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
11738 * global.c (modify_reg_pav): New function.
11739 (make_accurate_live_analysis): Call the new function. Move pavin
11740 modification by earlyclobber set into the new function.
11742 2004-09-03 Andreas Schwab <schwab@suse.de>
11744 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
11745 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
11748 2004-09-02 Jan Beulich <jbeulich@novell.com>
11750 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
11751 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
11752 not unwind code specific ones.
11753 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
11754 Remove unwind code specific dependencies.
11755 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
11756 Remove gbl-ctors.h.
11757 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
11758 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
11759 * tsystem.h: Declare memcpy and memset when inhibit_libc.
11761 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
11763 * combine.c (try_combine): Delay modifying of insns which cannot
11766 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
11768 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
11770 * gcc/tree-ssa-loop.c: Ditto
11771 * gcc/tree-ssa-loop-ivcanon.c: Ditto
11772 * gcc/doc/invoke.texi: Ditto.
11774 2004-09-02 Ziemowit Laski <zlaski@apple.com>
11776 * c-decl.c (store_parm_decls_newstyle): Make static.
11777 (store_parm_decls_from): New function.
11778 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
11779 (store_parm_decls_from): New prototype.
11781 2004-09-02 David Edelsohn <edelsohn@gnu.org>
11783 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
11784 HImode with STRICT_ALIGNMENT.
11786 2004-09-02 Mark Mitchell <mark@codesourcery.com>
11788 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
11789 (TARGET_OS_CPP_BUILTINS): Likewise.
11790 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
11791 TARGET_BPABI_CPP_BUILTINS.
11793 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
11795 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
11797 2004-09-02 Eric Christopher <echristo@redhat.com>
11799 * builtins.c (expand_builtin_cabs): Delete.
11800 (expand_builtin): If unable to fold the values do a normal
11801 library call for builtin_cab*.
11802 (fold_builtin_cabs): Depend on optimize and optimize_size.
11803 * optabs.c (expand_cmplxdiv_straight): Delete.
11804 (expand_cmplxdiv_wide): Ditto.
11805 (expand_vector_binop): Ditto.
11806 (expand_vector_unop): Ditto.
11807 (expand_complex_abs): Delete.
11808 (expand_binop): Remove calls to above functions.
11809 Remove open coding of complex arithmetic.
11810 (expand_unop): Ditto.
11811 * optabs.h: Remove prototypes.
11813 2004-09-02 Ziemowit Laski <zlaski@apple.com>
11815 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
11816 * c-tree.h (store_parm_decls_newstyle): New prototype.
11818 2004-09-02 Geoffrey Keating <geoffk@apple.com>
11820 * config/rs6000/rs6000.c (expand_block_clear): Use vector
11821 instructions if available.
11822 (expand_block_move): Likewise.
11824 2004-09-03 Jan Hubicka <jh@suse.cz>
11826 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
11828 2004-09-02 Mark Mitchell <mark@codesourcery.com>
11830 * config/arm/symbian.h (LIB_SPEC): Define to empty.
11831 * config/arm/t-symbian (SHLIB_LC): Likewise.
11833 2004-09-02 Paul Brook <paul@codesourcery.com>
11835 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
11837 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
11839 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
11840 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
11841 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
11842 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
11843 (mips_issue_rate): Remove unreachable abort.
11844 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
11845 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
11846 (mips_block_move_straight, print_operand_address, mips_file_start)
11847 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
11848 (mips_output_conditional_branch, mips_expand_builtin_direct)
11849 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
11850 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
11853 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
11855 * config/mips/mips.md (*lea_high64): Change split condition to
11856 flow2_completed. Add a peephole2 to generate a more parallel version.
11858 2004-09-02 Jan Hubicka <jh@suse.cz>
11860 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
11863 * ggc-page.c: include tree-flow.h.
11864 (extra_order_size_table): Add stmt_ann_d.
11865 (STAT_LABEL): Rename from ....
11866 (LABEL): ... this one.
11867 * Makefile.in (ggc-page.o): Add dependency.
11869 * ggc-common.c (ggc_force_collect): New global variable.
11870 (loc_description): Add fields "freed", "collected"
11871 (ptr_hash): New static hash
11872 (ptr_hash_entry): New structure.
11873 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
11874 (ggc_record_overhead): Take ptr argument, record it
11875 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
11876 (cmp_statistics): Imrove sorting.
11877 (dump_ggc_loc_statistics): Output newly collected statistics
11878 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
11879 (ggc_free): Call ggc_free_overhead.
11880 (ggc_collect): Force collection when asked to be forced.
11881 (ggc_collect): Call ggc_prune_overhead_list.
11882 * ggc.h (ggc_force_collect): Declare
11883 (ggc_record_overhead): Update prototype.
11884 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
11886 2004-09-02 James E Wilson <wilson@specifixinc.com>
11888 * common.opt (ftrapping-math): Default to on.
11890 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
11892 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
11894 2004-09-02 Denis Chertykov <denisc@overta.ru>
11897 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
11899 (*movmemqi_insn): Likewise.
11900 (*movmemhi): Likewise.
11901 (clrmemhi): Likewise.
11902 (*clrmemqi): Likewise.
11903 (*clrmemhi): Likewise.
11905 2004-09-02 Paul Brook <paul@codesourcery.com>
11907 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
11908 default_use_cxa_atexit=yes.
11910 2004-09-02 Alan Modra <amodra@bigpond.net.au>
11912 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
11913 (struct kernel_old_ucontext): Delete.
11914 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
11915 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
11918 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
11920 * toplev.c (process_options): Fix typo.
11922 2004-09-01 Richard Henderson <rth@redhat.com>
11924 PR middle-end/17258
11925 * calls.c (initialize_argument_information): Tighten pass-through
11926 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
11927 Use build_fold_addr_expr.
11928 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
11929 that assumes ADDR_EXPR allocates stack space.
11930 * fold-const.c (build_fold_addr_expr_with_type): Look through
11933 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
11935 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
11936 * ggc.h (ggc_alloc_rtx): Delete.
11938 2004-09-01 Roger Sayle <roger@eyesopen.com>
11940 * expmed.c (enum alg_code): Remove long unused enumeration values.
11941 (struct mult_cost): New structure to hold the "score" of a synthetic
11942 multiply sequence, including both a rtx_cost and a latency field.
11943 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
11944 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
11945 (struct algorithm): Change type of cost field to be mult_cost.
11946 (synth_mult): Change type of cost_limit argument to be a
11947 pointer to a mult_cost. Update all cost comparisons to use the
11948 new mult_cost infrastructure. For alg_add_factor and
11949 alg_sub_factor operations, latency is lower than the rtx_cost.
11950 (choose_mult_variant): Update calls to synth_mult. Perform
11951 cost comparisons using the new mult_cost infrastructure.
11952 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
11953 to optain the total rtx_cost of a synth_mult "algorithm".
11955 2004-09-01 David Edelsohn <edelsohn@gnu.org>
11957 * config/rs6000/power4.md: Increase store latency to 12.
11958 * config/rs6000/power5.md: Same.
11960 2004-09-01 James E Wilson <wilson@specifixinc.com>
11963 * config/avr/avr.c (avr_unique_section): Delete prototype and
11965 (TARGET_ASM_UNIQUE_SECTION): Delete.
11967 2004-09-01 Ziemowit Laski <zlaski@apple.com>
11969 * c-parse.in (primary): Call objc_build_message_expr(),
11970 objc_build_selector_expr(), objc_build_protocol_expr(),
11971 objc_build_encode_expr() and objc_build_string_object() instead of
11972 build_message_expr(), build_selector_expr(), build_protocol_expr(),
11973 build_encode_expr() and build_objc_string_object(), respectively.
11974 (component_decl_list2): Call objc_get_class_ivars() instead of
11975 get_class_ivars_from_name().
11976 (keyworddecl): Call objc_build_keyword_decl() instead of
11977 build_keyword_decl().
11978 (receiver): Call objc_get_class_reference() instead of
11979 get_class_reference().
11980 (reswords): Add blank line before @@ifobjc section, for clarity.
11982 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
11984 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
11987 2004-09-01 Wu Yongwei <adah@sh163.net>
11988 Danny Smith <dannysmith@users.sourceforge.net>
11990 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
11991 not Windows 'DWORD'.
11992 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
11993 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
11994 (__gthr_win32_recursive_mutex_init_function): Add prototype for
11995 __GTHREAD_HIDE_WIN32API case..
11996 (__gthr_win32_recursive_mutex_lock): Likewise.
11997 (__gthr_win32_recursive_mutex_trylock): Likewise.
11998 (__gthr_win32_recursive_mutex_unlock): Likewise.
11999 (__gthread_recursive_mutex_init_function); Add definition for
12000 __GTHREAD_HIDE_WIN32API case.
12001 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
12002 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
12003 call to InterlockedDecrement.
12005 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12007 * tree-tailcall.c (find_tail_calls): Also fail is statement has
12010 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
12012 * doc/c-tree.texi: Document new operands for ARRAY_REF and
12015 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12017 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
12018 * common.opt (fspeculative-prefetching): New.
12019 * flags.h (flag_speculative_prefetching_set): Declare.
12020 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
12022 * opts.c (flag_sepculative_prefetching_set): New variable.
12023 (common_handle_option): Handle -fspeculative-prefetching.
12024 * passes.c (rest_of_compilation): Ditto.
12025 * profile.c (instrument_values, compute_value_histograms, branch_prob):
12026 Use vectors instead of arrays.
12027 * toplev.c (process_options): Handle -fspeculative-prefetching.
12028 * rtl-profile.c: Include ggc.h.
12029 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
12030 rtl_gen_one_value_profiler_no_edge_manipulation,
12031 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
12033 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
12034 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
12036 * value-prof.c: Include ggc.h.
12037 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
12039 (insn_prefetch_values_to_profile, find_mem_reference_1,
12040 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
12041 speculative_prefetching_transform): New.
12042 (value_profile_transformations): Call speculative_prefetching_transform.
12043 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
12044 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
12045 tree_find_values_to_profile, find_values to profile): Use vectors
12047 (free_profiled_values): Removed.
12048 * value-prof.h (struct histogram_value): Renamed to
12049 struct histogram_value_t.
12050 (histogram_value, histogram_values): New types.
12051 (find_values_to_profile): Declaration changed.
12052 (free_profiled_values): Removed.
12053 (struct profile_hooks): Type of argument of the hooks changed to
12055 * doc/invoke.texi (-fspeculative-prefetching): Document.
12057 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12059 PR rtl-optimization/16408
12060 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
12062 2004-09-01 Richard Henderson <rth@redhat.com>
12064 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
12065 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
12067 2004-09-01 Jakub Jelinek <jakub@redhat.com>
12069 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
12071 2004-09-01 Mike Stump <mrs@apple.com>
12073 * config/darwin.c (machopic_symbol_defined_p): In addition to
12074 being SYMBOL_REF_LOCAL_P, a symbol must also be
12075 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
12076 defined in this output file, or translation unit in the case
12077 of IMA not being used.
12078 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
12079 never need .indirect_symbol when indirecting.
12081 2004-09-01 Jakub Jelinek <jakub@redhat.com>
12083 * Makefile.in (bb-reorder.o): Add several dependencies.
12085 2004-09-01 Jakub Jelinek <jakub@redhat.com>
12087 * fold-const.c (operand_equal_p): Require equal sign also for
12088 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
12090 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
12092 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
12093 for use in configargs.h. Put the cname in a separate variable. Use
12094 that to set target_cpu_default2.
12096 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
12097 Nick Clifton <nickc@redhat.com>
12099 * config/sh/sh.md ("length"): Increase branch length when
12100 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
12101 constant, 2 byte for aligning the constant.
12103 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
12105 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
12107 (arm7tdmi-s): New CPU name.
12108 * arm/arm.c (ARM_CORE): Update for new format.
12109 * arm/arm.h (ARM_CORE): Likewise.
12110 * arm/gentune.sh: Update for extra field.
12111 * config.gcc: Likewise.
12112 * arm/arm-tune.md: Regenerate.
12113 * doc/invoke.texi: Document the real processor names for ARM cpus.
12115 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
12117 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
12118 (floatdidf): New functions.
12119 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
12120 (floatdisf): New functions.
12121 * t-arm-elf: Use them.
12123 2004-09-01 Ziemowit Laski <zlaski@apple.com>
12125 * c-common.h (lookup_interface): Remove prototype.
12126 (is_class_name): Rename to objc_is_class_name.
12127 (lookup_objc_ivar): Rename to objc_lookup_ivar.
12128 (get_current_scope): Rename to objc_get_current_scope.
12129 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
12130 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
12131 (yylexname): Call objc_is_class_name() instead of is_class_name().
12132 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
12133 instead of lookup_objc_ivar().
12134 * stub-objc.c (lookup_interface): Remove stub.
12135 (is_class_name): Rename to objc_is_class_name.
12136 (lookup_objc_ivar): Rename to objc_lookup_ivar.
12138 2004-08-31 Mark Mitchell <mark@codesourcery.com>
12140 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
12141 * config/arm/lib1funcs.asm: Do not include supplemental .S files
12142 when compiling for Symbian.
12143 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
12144 (TARGET_OS_CPP_BUILTINS): Likewise.
12145 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
12147 2004-08-31 Stan Shebs <shebs@apple.com>
12149 * toplev.c (process_options): Ensure debug_hooks is initialized.
12151 2004-08-31 Mark Mitchell <mark@codesourcery.com>
12153 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
12154 * target.h (cxx): Add export_class_data.
12155 * config/arm/arm.c (arm_cxx_export_class_data): New function.
12156 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
12157 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
12159 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
12161 * config/sh/sh.c (output_branch): Check the insn length possibly
12162 in the delayed slot.
12164 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12166 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
12168 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
12170 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
12171 (c_sizeof_of_alignof_type): Likewise.
12172 * expr.c (array_ref_element_size): Likewise.
12173 (highest_pow2_factor_for_target): Likewise.
12174 * gimplify.c (canonicalize_addr_expr): Likewise.
12175 (gimplify_compound_lval): Likewise.
12176 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
12177 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12178 * varasm.c (assemble_variable): Likewise.
12179 (output_constant_def_contents): Alignments are unsigned.
12181 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12182 Jeff Law <law@redhat.com>
12184 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
12187 2004-08-31 Mark Mitchell <mark@codesourcery.com>
12189 * hooks.c (hook_bool_void_true): New function.
12190 * hooks.h (hook_bool_void_true): Declare.
12191 * target-def.h (TARGET_CXX): Add
12192 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
12193 * target.h (struct cxx): Add key_method_may_be_inline.
12194 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
12196 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
12197 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
12200 2004-08-31 Denis Chertykov <denisc@overta.ru>
12203 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
12204 frame pointer register only in Pmode while reload in progress.
12206 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
12209 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
12210 because it breaks the 32-bit shift patterns that rely on a match_dup.
12212 2004-08-31 Matt Austern <austern@apple.com>
12214 * config/darwin.c (darwin_make_decl_one_only): Allocate section
12215 names once per compilation, instead of once per symbol.
12217 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
12219 * Makefile.in (build_subdir): New substitution.
12220 (fixinc.sh): Simplify heavily since fixincludes is already built.
12221 (stmp-fixinc): Depend on specs.ready.
12222 (install-mkheaders): Use new location of fixincludes.
12223 (clean): Do not descend into fixinc.
12224 (FORBUILD): Replace with ../$(build_subdir).
12225 * configure.ac (build_subdir): Substitute.
12226 (FORBUILD): Do not set.
12227 (all_outputs): Remove fixinc/Makefile.
12228 (default commands): Do not create links in fixinc.
12229 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
12230 the fixincludes configuration steps and substituting
12231 @FIXINCL@ in fixinc.in.
12232 * fixinc.in: New, from fixinc/fixincl.sh.
12234 * fixinc/*: Removed.
12236 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
12238 * attribs.c (strip_attrs): Remove.
12239 (split_specs_attrs): Move ...
12240 * c-decl.c: ... to here.
12241 * tree.h (split_specs_attrs, strip_attrs): Remove.
12242 * c-tree.h (split_specs_attrs): Declare.
12244 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
12246 * read-rtl.c: Disable RTL checking.
12247 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
12249 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
12251 * config/mips/mips.md (fcond): New code macro and attribute.
12252 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
12253 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
12254 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
12256 2004-08-30 Mark Mitchell <mark@codesourcery.com>
12259 2004-08-29 Mark Mitchell <mark@codesourcery.com>
12260 PR rtl-optimization/16590
12261 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
12263 2004-08-30 Andrew Pinski <apinski@apple.com>
12266 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
12267 * ChangeLog: Fix previous ChangeLog entry.
12270 * config.host (use_long_long_for_widest_fast_int): New, default is
12272 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
12273 * configure.ac: If use_long_long_for_widest_fast_int, then
12274 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
12275 * configure: Regenerate.
12276 * config.in: Regenerate.
12277 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
12278 New: widest integer type supported efficiently in hardware for the
12280 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
12281 HOST_BITS_PER_WIDEST_FAST_INT.
12282 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
12283 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
12284 HOST_WIDEST_FAST_INT
12285 instead of HOST_WIDE_INT.
12286 (HARD_REG_SET_LONGS): Likewise.
12287 (UHOST_BITS_PER_WIDE_INT): Likewise.
12288 Change the checks for the fast cases to be based on
12289 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
12291 2004-08-30 Steven Bosscher <stevenb@suse.de>
12293 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
12296 2004-08-30 Geoffrey Keating <geoffk@apple.com>
12302 * c-decl.c (grokdeclarator): Produce error for 'static' on local
12303 function declaration.
12305 2004-08-30 Richard Henderson <rth@redhat.com>
12307 * expr.c (array_ref_element_size): Force aligned_size back to
12309 (component_ref_field_offset): Similarly for aligned_offset.
12310 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
12311 low-bound, element-size, field-offset fields rather than
12314 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
12316 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
12319 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
12321 * c-tree.h (struct language_function): Add arg_info element.
12322 * c-decl.c (current_function_arg_info): New.
12323 (grokdeclarator, store_parm_decls): Use it instead of
12325 (c_push_function_context, c_pop_function_context): Save and
12328 2004-08-30 Richard Henderson <rth@redhat.com>
12330 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
12331 COMPONENT_REF to pointer arithmetic.
12332 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
12333 constant "c" as a valid constant initializer. Allow narrowing of
12334 differences against the same base object, for any base object.
12336 2004-08-30 Richard Henderson <rth@redhat.com>
12338 * expr.c (expand_expr_addr_expr): New.
12339 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
12341 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
12343 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
12344 (mips_fp_condition): New enum.
12345 (mips_fp_conditions): New array.
12346 (print_fcc_operand): Delete.
12347 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
12348 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
12349 (builtin_description): Add "cond" field.
12350 (DIRECT_BUILTIN): Initialize it.
12351 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
12352 into INSN and CODE. Initialize the "cond" field.
12353 (CMP_BUILTINS): Update accordingly.
12354 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
12355 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
12356 mips_fp_condition as argument. Make it the final operand of the
12357 comparison instruction.
12358 (mips_expand_builtin): Update accordingly.
12359 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
12360 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
12362 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
12363 Don't use the 'Q' operand prefix; just print the operand normally.
12364 (mips_cabs_*, mips_c_*): Delete, replacing with...
12365 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
12366 patterns. Split the 4s versions into 2 ps patterns after reload.
12368 2004-08-30 Richard Henderson <rth@redhat.com>
12370 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
12371 assuming an ADDR_EXPR is non-null.
12373 2004-08-30 Jason Merrill <jason@redhat.com>
12375 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
12377 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
12379 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
12380 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
12381 gcc_assert and gcc_unreachable instead of abort.
12382 * alloc-pool.c (abort, fancy_abort): Remove.
12383 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
12384 gcc_assert or gcc_unreachable.
12385 * attribs.c (init_attributes, decl_attributes): Likewise.
12386 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
12387 mark_bb_for_unlikely_executed_section,
12388 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
12389 fix_crossing_unconditional_branches): Likewise.
12390 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
12391 bitmap_operation): Likewise.
12392 * bt-load.c (insn_sets_btr_p, augment_live_range,
12393 move_btr_def): Likewise.
12394 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
12395 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
12396 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
12397 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
12398 expand_builtin_memcmp, expand_builtin_args_info,
12399 std_gimplify_va_arg_expr, expand_builtin_unop,
12400 expand_builtin_fputs, expand_builtin_profile_func,
12401 expand_builtin_fork_or_exec, fold_builtin_bitop,
12402 fold_builtin_classify, fold_builtin_fputs): Likewise.
12404 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
12406 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
12407 * gcov.c (abort): Remove undef.
12409 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
12410 (struct tree_binfo): Remove primary field.
12412 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
12414 * fixinc/Makefile.in (machname.h): Remove.
12415 (fixincl.x): Do not pass $@ to genfixes.
12416 * fixinc/genfixes: Remove code to produce machname.h.
12417 * fixinc/fixincl.sh: Move it here instead.
12418 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
12419 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
12420 return a bool indicating whether pz_mn_name_pat is NULL.
12421 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
12422 Declare extern C variables for the ENV_TABLE.
12423 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
12424 instead use the result of mn_get_regexps.
12425 * fixinc/fixtests.c: Likewise.
12427 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
12429 * configure.ac: Do not run fixincludes after stage1 during
12430 toplevel bootstrap.
12431 * configure: Regenerate.
12433 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
12435 * sched-deps.c (get_condition): Partially revert previous, by never
12436 trying to extract the condition from a condjump.
12438 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
12440 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
12441 (handle_visibility_attribute, c_determine_visibility): Likewise.
12442 * c-common.h (my_friendly_assert): Remove.
12444 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
12446 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
12447 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
12448 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
12449 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
12450 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
12452 2004-08-30 Diego Novillo <dnovillo@redhat.com>
12454 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
12455 in COMPONENT_REF nodes.
12457 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
12460 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
12461 global_dc->warning_as_error_requested.
12462 * diagnostic.c (diagnostic_initialize): Tidy.
12463 * diagnostic.h (diagnostic_context::x_data): Remove
12464 (diagnostic_context::issue_warnings_are_errors_message): Rename
12465 from warnings_are_errors_message.
12466 (diagnostic_context::warning_as_error_requested): New.
12468 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
12470 * sched-deps.c (get_condition): Fix breakage in previous patch.
12472 2004-08-30 Paul Brook <paul@codesourcery.com>
12474 * doc/install.texi: Fix broken mpfr link.
12476 2004-08-29 David O'Brien <obrien@FreeBSD.org>
12478 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
12479 other FreeBSD platforms.
12481 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
12483 * arm.h (REVERSE_CONDITION): Define.
12484 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
12486 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
12488 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
12489 just the codes, call reversed_comparison_code ().
12490 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
12491 (not_reg_cond): Use reversed_comparison_code.
12492 (and_reg_cond): Likewise.
12493 * ifcvt.c (cond_exec_process_if_block): Likewise.
12494 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
12496 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
12498 * sched-deps.c (get_condition): Rewrite using jump support functions.
12499 Use reversed_comparison_code.
12500 (conditions_mutex_p): Use reversed_comparison_code.
12502 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12504 * config/mips/mips.c (override_options): Disable hot/cold partitioning
12507 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12509 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
12510 (mips_function_type): Move to mips.c.
12511 * config/mips/mips.c (mips_builtin_type): New enum.
12512 (builtin_description): Replace code and ftype with builtin_type
12514 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
12515 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
12516 (CODE_FOR_mips_abs_ps): Define.
12517 (mips_bdesc): Use new macros.
12518 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
12519 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
12520 (mips_expand_builtin_direct): New function.
12521 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
12522 builtin. Replace boolean parameter with builtin_type.
12523 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
12524 (mips_expand_4s_compare_builtin): Delete, replacing with...
12525 (mips_expand_builtin_compare): ...this new function.
12527 2004-08-29 Mark Mitchell <mark@codesourcery.com>
12529 PR rtl-optimization/16590
12530 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
12532 2004-08-29 Diego Novillo <dnovillo@redhat.com>
12534 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
12535 * tree-ssa-propagate.c: Fix documentation.
12537 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12539 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
12540 (mov[sd]fcc): Likewise.
12542 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12544 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
12546 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12548 * config/mips/mips.md (divide_condition): New mode attribute.
12549 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
12550 (sqrt[sd]f3): Redefine using SCALARF.
12551 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
12554 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12556 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
12557 (loadx, storex, fmt, UNITMODE): New mode attributes.
12558 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
12559 (mul[sd]f3): Redefine using :SCALARF.
12560 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
12561 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
12562 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
12563 Check TARGET_FUSED_MADD for V2SF too.
12564 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
12565 were already named.
12566 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
12567 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
12569 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12571 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
12572 V2SF_type_node if it will be needed.
12574 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12576 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
12577 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
12578 (mips_prepare_builtin_target): New function.
12579 (mips_expand_builtin): Use them. Update calls to subroutines.
12580 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
12581 cmp_choice with a boolean argument to select between movt and movf.
12582 Take the comparison's icode as an argument, not the function's fcode.
12583 (mips_expand_compare_builtin): New function. Rename existing function
12584 to mips_expand_scalar_compare_builtin.
12585 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
12586 (mips_expand_ps_compare_builtin): Use the new functions. Take the
12587 comparison's icode as an argument, not the builtin's fcode.
12589 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12591 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
12592 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
12593 registers are false and -1 if all registers are true.
12594 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
12595 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
12596 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
12597 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
12598 (bc1any2t, bc1any2f): Likewise CCV2.
12599 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
12601 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12603 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
12604 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
12605 UNSPEC rather than an IF_THEN_ELSE.
12606 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
12607 mips_cond_move_tf_ps by name.
12609 2004-08-29 Chao-ying Fu <fu@mips.com>
12610 James E Wilson <wilson@specifixinc.com>
12612 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
12613 8 byte size and alignment. Give CCV4 16 byte size and alignment.
12614 * config/mips/mips-ps-3d.md: New file.
12615 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
12616 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
12617 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
12618 (mips_output_move): Emit "mov.ps" for V2SFmode.
12619 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
12621 (override_options): Check if TARGET_MIPS3D and there was an explicit
12622 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
12623 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
12624 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
12625 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
12626 and allow CCV2 and CCV4 to occupy two and four CC registers.
12627 (print_fcc_operand): New function.
12628 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
12629 %Z to call print_fcc_operand.
12630 (mips_function_value): Handle MODE_VECTOR_FLOAT.
12631 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
12632 (mips_vector_mode_supported_p): New function.
12633 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
12634 (builtin_description): New struct.
12635 (mips_bdesc): New array of struct builtin_description.
12636 (mips_expand_builtin, mips_init_builtins,
12637 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
12638 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
12640 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
12641 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
12642 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
12643 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
12644 "-mips3d", and "-mno-mips3d".
12645 (ASM_SPEC): Map -mips3d to -mips3d in gas.
12646 (EXTRA_CONSTRAINT_Y): New macro.
12647 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
12648 multi-letter constraint 'Y'.
12649 (CONSTRAINT_LEN): New macro.
12650 (enum mips_builtins): New for MIPS builtin functions.
12651 (enum mips_function_type): New for the types of MIPS builtin functions.
12652 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
12653 * config/mips/mips.md: New constants for paired single and MIPS-3D
12654 instructions. Include the new mips-ps-3d.md file.
12655 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
12656 movv2sf_hardfloat_64bit): New named patterns.
12657 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
12658 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
12659 sdxc1_v2sf_di): New unnamed patterns.
12660 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
12661 const_vector support.
12662 (const_0_or_1_operand): New predicate.
12663 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
12665 2004-08-29 Diego Novillo <dnovillo@redhat.com>
12667 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
12668 (tree-ssa-propagate.o): New rule.
12669 (GTFILES): Add tree-ssa-propagate.c.
12670 * tree-flow.h (struct stmt_ann_d): Remove field
12672 * tree-ssa-propagate.c: New file.
12673 * tree-ssa-propagate.h: New file.
12674 * tree-ssa-ccp.c: Re-write to use the routines from
12675 tree-ssa-propagate.c.
12677 2004-08-28 Andrew Pinski <apinski@apple.com>
12679 * tree-ssa-loop.c: Remove extra include of basic-block.h.
12681 2004-08-28 Ziemowit Laski <zlaski@apple.com>
12683 * c-common.h: Update comments about ObjC/ObjC++ entry points.
12684 (objc_is_reserved_word): New prototype.
12685 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
12686 separate section; these are call-backs.
12687 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
12688 ObjC/ObjC++ "@" keywords.
12689 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
12690 prototypes; they already live in c-common.h.
12691 * stub-objc.c: Update copyright notice.
12692 (objc_is_reserved_word): New stub.
12694 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
12696 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
12697 even when not checking.
12699 2004-08-27 Jason Merrill <jason@redhat.com>
12702 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
12703 (gimple_push_cleanup): Add eh_only parm.
12704 (gimplify_target_expr): Pass it.
12705 * c.opt (-fno-threadsafe-statics): New option.
12706 * c-opts.c (c_common_handle_option): Handle it.
12707 * c-common.h (flag_threadsafe_statics): Declare it.
12708 * c-common.c (flag_threadsafe_statics): Record it.
12709 * doc/invoke.texi: Document it.
12710 * tsystem.h (_GNU_SOURCE): Define.
12711 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
12712 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
12713 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
12714 (__gthread_recursive_mutex_init_function): New fn.
12715 (__gthread_recursive_mutex_lock): New fn.
12716 (__gthread_recursive_mutex_trylock): New fn.
12717 (__gthread_recursive_mutex_unlock): New fn.
12718 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
12719 * gthr-win32.h, gthr-vxworks.h: Likewise.
12720 * gthr.h: Document.
12722 2004-08-27 David Edelsohn <edelsohn@gnu.org>
12724 * config/rs6000/rs6000.c (rs6000_override_options): Increase
12725 maximum skip to 15. Set function alignment, jump alignment, and
12726 loop alignment to 16 for processors that form dispatch groups.
12727 (rs6000_rtx_costs): outer_code is used.
12729 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
12731 * stor-layout.c (sizetype_set): Remove.
12732 (set_sizetype): Don't test or set it.
12734 * tree.h (size_int_type): Remove.
12735 * fold-const.c: Do not #include gt-fold-const.h.
12736 (size_htab_hash, size_htab_eq): Remove.
12737 (size_int_kind): Use build_int_cst.
12738 (new_const, size_htab): Remove.
12739 (size_int_type): Remove.
12740 (round_up): Use build_int_cst.
12741 (round_down): Likewise. Remove spurious constant build.
12743 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
12745 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
12746 Add is_release variable, use it for --enable-werror and
12747 --enable-checking defaults.
12748 * system.h (gcc_assert, gcc_unreachable): New.
12749 * doc/install.texi (--enable-checking): Update.
12750 * configure, config.in: Rebuilt.
12752 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
12754 * rtl.h (read_rtx): Change prototype.
12755 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
12756 line number. Return true on success.
12757 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
12758 callers accordingly.
12760 2004-08-26 Richard Henderson <rth@redhat.com>
12762 * c-typeck.c (build_offsetof): Remove.
12763 * c-tree.h (build_offsetof): Remove.
12764 * c-common.c (fold_offsetof_1, fold_offsetof): New.
12765 * c-common.h (fold_offsetof): Declare.
12766 * c-parse.in (offsetof_base): New.
12767 (offsetof_member_designator): Use it. Build references, not just
12769 (primary): Use fold_offsetof, not build_offsetof.
12771 2004-08-26 Richard Henderson <rth@redhat.com>
12773 * tree.c (staticp): Return the static object.
12774 * tree.h (staticp): Update decl.
12775 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
12776 * langhooks.c (lhd_staticp): Return NULL_TREE.
12777 * langhooks-def.h (lhd_staticp): Update decl.
12778 * c-common.c (c_staticp): Return the static object.
12779 * c-common.h (c_staticp): Update decl.
12781 2004-08-26 Richard Henderson <rth@redhat.com>
12783 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
12786 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
12789 * c-decl.c (struct c_binding): Add type and inner_comp fields.
12790 (bind): Set type and inner_comp fields.
12791 (pop_scope): Restore type of decl to the correct type from an
12792 outer scope. Give error when popping file scope for incomplete
12793 arrays completed incompatibly with default initialization in an
12795 (diagnose_mismatched_decls): Handle externs with initializers at
12797 (pushdecl): Set type of external declaration at block scope based
12798 only on the visible declarations. Save type when changing the
12799 type of a declaration. Merge an external declaration at block
12800 scope with a visible static declaration at file scope.
12801 (implicitly_declare): Give recycled old declaration the new type
12802 except for incompatible declarations of built-in functions, saving
12805 2004-08-26 Ziemowit Laski <zlaski@apple.com>
12807 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
12809 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
12811 * tree-alias-common.c (gate_pta): New function.
12812 (pass_build_pta): Use it.
12813 (pass_del_pta): Use it.
12814 (delete_alias_vars): Don't check flag_tree_points_to.
12816 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12818 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
12819 TFmode as additional register mode cloberred by call.
12821 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12823 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
12824 parallel pattern for library call returning DImode in
12827 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12829 * config/rs6000/rs6000.c (function_arg): Generate parallel
12830 pattern for more split args.
12832 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12834 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
12835 either gen_movdi_di_update or gen_movdi_si_update depending on
12837 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
12838 to generate two versions.
12840 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
12842 * Makefile.in (lambda-code.o): New.
12843 (lambda-trans.o): Ditto.
12844 (TREE_DATA_REF_H): Ditto.
12846 (lambda-mat.o): Use LAMBDA_H.
12847 (tree-data-ref.o): Ditto.
12848 * lambda-code.c: New file. Lambda code generation algorithm.
12849 * lambda-trans.c: Ditto. Lambda transformation matrix support.
12850 * lambda.h: Add lambda loop structures.
12851 Add lambda loopnest structures.
12852 Add lambda body vector structure.
12853 Add lambda linear expression structures.
12854 Add prototypes for functions in new files.
12855 * lambda-mat.c: Include tree.h
12857 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
12858 Sebastian Pop <pop@cri.ensmp.fr>
12860 * tree-data-ref.h: Include lambda.h
12861 (free_dependence_relation): Declared here.
12862 (free_dependence_relations): Ditto.
12863 (free_data_refs): Ditto.
12864 * tree-data-ref.c (free_dependence_relation): New function.
12865 (free_dependence_relations): Ditto.
12866 (free_data_refs): Ditot.
12867 (analyze_all_data_dependences): Free datarefs and dependence_relations.
12868 (build_classic_dist_vector): Store in the dependence_relations the
12869 information. Each arc in the dependence_relations graph is labelled
12870 with the distance and direction vectors.
12871 (build_classic_dir_vector): Ditto.
12872 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
12873 Now computes again the whole dependence graph including read-read
12875 (compute_data_dependences_for_loop): Now dependence_relations contains
12876 all the data, and thus it doesn't need to initialize the classic_dir
12877 and classic_dist vectors.
12878 (analyze_all_data_dependences): Adjusted for using the new interface of
12879 compute_data_dependences_for_loop. Remove the statistics dump.
12881 2004-08-26 Bob Wilson <bob.wilson@acm.org>
12883 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
12884 (xtensa_expand_block_move): Update comment.
12885 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
12887 2004-08026 Richard Earnshaw <rearnsha@arm.com>
12890 * toplev.c (crash_signal): If we crashed while emitting
12891 a user asm, then die more gracefully.
12893 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12896 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
12897 checking for a valid constant, regardless of sign.
12899 2004-08-25 Richard Henderson <rth@redhat.com>
12902 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
12903 if the constant satisfies add_operand.
12905 2004-08-25 Richard Henderson <rth@redhat.com>
12908 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
12909 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
12910 unwind info for >16-bit frames.
12912 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
12915 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
12917 2004-08-25 Richard Henderson <rth@redhat.com>
12919 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
12920 (TARGET_CANNOT_FORCE_CONST_MEM): New.
12922 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
12924 * doc/tree-ssa.texi: Document new operand iterator.
12926 2004-08-26 Alan Modra <amodra@bigpond.net.au>
12929 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
12930 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
12933 2005-08-28 Paul Brook <paul@codesourcery.com>
12935 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
12936 -mfpu=vfp -march=armv5t
12937 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
12939 2004-08-25 Richard Henderson <rth@redhat.com>
12941 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
12942 * target.h (struct gcc_target): Add scalar_mode_supported_p.
12943 * targhooks.c (default_scalar_mode_supported_p): New.
12944 * targhooks.h (default_scalar_mode_supported_p): Declare.
12945 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
12947 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
12948 before attempting to create types. Tidy.
12949 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
12951 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
12952 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
12954 2004-08-25 Richard Henderson <rth@redhat.com>
12956 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
12957 set REAL_MODE_FORMAT for TFmode.
12959 2004-08-25 Ziemowit Laski <zlaski@apple.com>
12961 * c-decl.c (grokparm): New function.
12962 * c-tree.h (grokparm): New prototype.
12964 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
12966 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
12967 iterator controlling structure.
12968 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
12969 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
12970 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
12972 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
12973 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
12974 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
12975 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
12976 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
12977 Empty operand pointers.
12978 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
12979 (op_iter_next_use): New. Return next use_operand_p.
12980 (op_iter_next_def): New. Return next def_operand_p.
12981 (op_iter_next_tree): New. Return next operands as a tree.
12982 (op_iter_init): New. Initialize an iterator structure.
12983 (op_iter_init_use): New. Initialize structure and get the first use.
12984 (op_iter_init_def): New. Initialize structure and get the first def.
12985 (op_iter_init_tree): New. Initialize structure and get the first tree.
12986 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
12987 (op_iter_init_maydef): New. Initialize structure and get the first
12988 V_MAY_DEF operands.
12989 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
12990 * tree-dfa.c (compute_immediate_uses_for_stmt,
12991 redirect_immediate_uses): Use new operand iterator.
12992 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
12993 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
12994 operands instead of using *_disappeared_p routines.
12995 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
12996 ssa_rewrite_stmt): Use new operand iterator.
12997 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
12998 rewrite_trees): Use new operand iterator.
12999 * tree-pretty-print.c (dump_vops): Use new operand iterator.
13000 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
13001 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
13002 dump_points_to_info): Use new operand iterator.
13003 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
13004 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
13006 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
13007 propagate_necessity): Use new operand iterator.
13008 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
13009 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
13010 a parameter instead of a stmt_ann_t.
13011 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
13012 build_tree_conflict_graph): Use new operand iterator.
13013 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
13014 rewrite_mem_refs): Use new operand iterator.
13015 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
13016 check_loop_closed_ssa_use): Use new operand iterator.
13017 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
13018 * tree-ssanames.c (release_defs): Use new operand iterator.
13019 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
13021 2004-08-25 Adam Nemet <anemet@lnxw.com>
13023 * tlink.c (initial_cwd): New variable.
13024 (tlink_init): Initialize it.
13025 (recompile_files): Use tlink_execute() instead of system(). Don't
13026 duplicate verbose output of collect_execute. Restore initial_cwd.
13027 Update comment before the function.
13029 2004-08-25 Ziemowit Laski <zlaski@apple.com>
13031 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
13032 accept) a cast from one Objective-C pointer type to another.
13034 2004-08-25 Paolo Carlini <pcarlini@suse.de>
13036 * doc/install.texi: Document that libstdc++-v3 requires
13037 now automake 1.9.1.
13039 2004-08-25 Caroline Tice <ctice@apple.com>
13041 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
13042 to comments at start of function.
13043 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
13045 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13046 merge_blocks_move_predecessor_nojumps,
13047 merge_blocks_move_successor_nojumps, merge_blocks_move,
13048 try_crossjump_to_edge, try_crossjump_bb): Likewise.
13049 * cfglayout.c (fixup_reorder_chain): Likewise.
13050 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
13051 cfg_layout_can_merge_blocks_p): Likewise.
13052 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
13053 * passes.c (rest_of_compilation): Update comments for calling
13054 optimization that partitions hot/cold basic blocks.
13055 * doc/invoke.texi: Update documentation of
13056 freorder-blocks-and-partition flag.
13058 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
13060 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
13061 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
13063 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
13065 * config/mips/mips.md (any_shift): New code macro.
13066 (optab, insn): New code attributes.
13067 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
13068 Use the standard rather than internal patterns for the MIPS16
13069 double-shift optimization.
13070 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
13071 Redefine using :GPR and any_shift.
13072 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
13073 to cover all three shifts.
13074 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
13075 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
13076 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
13078 2004-08-24 Geoffrey Keating <geoffk@apple.com>
13080 * gimplify.c (lookup_tmp_var): Separate temporaries when not
13083 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13085 PR libstdc++/17005 (fix for HP-UX 11.11)
13086 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
13087 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
13088 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
13089 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
13090 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
13091 (LINK_SPEC): Handle march=1.0 option.
13092 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
13093 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
13094 (SUBTARGET_OPTIONS): New define.
13095 (LINK_SPEC): Handle march=1.0 option.
13096 (STARTFILE_SPEC): New define.
13097 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
13098 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
13099 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
13100 (SUBTARGET_OPTIONS): New define.
13101 (LINK_SPEC): Handle march=1.0 option.
13102 (STARTFILE_SPEC): New define.
13103 * config/pa/pa.c (override_options): Add code to process -munix= option.
13104 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
13105 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
13107 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
13108 (SUBTARGET_OPTIONS): Provide default define.
13109 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
13110 STANDARD_STARTFILE_PREFIX_2): New defines.
13111 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
13112 (ENDFILE_SPEC): Use %O.
13113 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
13114 Mention issue caused by changing namespace and runtime to UNIX 95/98.
13115 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
13116 Document -munix=std option.
13118 2004-08-25 Steven Bosscher <stevenb@suse.de>
13120 * cse.c (cse_around_loop, cse_check_loop_start,
13121 cse_set_around_loop): Remove.
13122 (cse_basic_block): Remove the around_loop argument.
13123 (cse_end_of_basic_block): Remove the after_loop argument.
13124 (cse_main): Likewise.
13125 * rtl.h (cse_main): Update prototype.
13126 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
13127 rest_of_handle_gcse): Update cse_main calls.
13129 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
13131 * tree.h (build_int_cst): New, sign extended constant.
13132 (build_int_cstu): New, zero extended constant.
13133 (build_int_cst_wide): Renamed from build_int_cst.
13134 * tree.c (build_int_cst, build_int_cstu): New.
13135 (build_int_cst_wide): Renamed from build_int_cst.
13136 (make_vector_type, build_common_tree_nodes,
13137 build_common_tree_nodes_2): Adjust build_int_cst calls.
13138 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
13139 expand_builtin_strpbrk, expand_builtin_fputs,
13140 build_string_literal, expand_builtin_printf,
13141 expand_builtin_sprintf, fold_builtin_classify_type,
13142 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
13143 fold_builtin_toascii, fold_builtin_isdigit,
13144 simplify_builtin_strstr, simplify_builtin_strpbrk,
13145 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
13146 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
13147 DEF_ATTR_INT): Likewise.
13148 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
13150 * c-lex.c (interpret_integer, lex_charconst): Likewise.
13151 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
13152 * c-pretty-print.c (pp_c_integer_constant): Likewise.
13153 * c-typeck.c (really_start_incremental_init, push_init_level,
13154 set_nonincremental_init_from_string): Likewise.
13155 * calls.c (load_register_parameters): Likewise.
13156 convert.c (convert_to_pointer): Likewise.
13157 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
13158 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
13159 build_gcov_info): Likewise.
13160 * except.c (init_eh, assign_filter_values): Likewise.
13161 * expmed.c (store_fixed_bit_field, extract_bit_field,
13162 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
13163 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
13164 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
13165 * expr.c (convert_move, emit_group_load, emit_group_store,
13166 expand_assignment, store_constructor, store_field,
13167 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
13168 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
13169 invert_truthvalue, optimize_bit_field_compare,
13170 decode_field_reference, all_ones_mask_p, constant_boolean_node,
13171 fold_div_compare, fold, fold_read_from_constant_string,
13172 fold_negate_const, fold_abs_const, fold_not_const, round_up,
13173 round_down): Likewise.
13174 * function.c (assign_parm_setup_block): Likewise.
13175 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
13177 * stor-layout.c (layout_type, initialize_sizetypes,
13178 set_min_and_max_values_for_integral_type): Likewise.
13179 * tree-chrec.c (chrec_fold_multiply_poly_poly,
13180 reset_evolution_in_loop): Likewise.
13181 * tree-chrec.h (build_polynomial_chrec): Likewise.
13182 * tree-complex.c (build_replicated_const): Likewise.
13183 * tree-eh.c (honor_protect_cleanup_actions,
13184 lower_try_finally_onedest, lower_try_finally_copy,
13185 lower_try_finally_switch): Likewise.
13186 * tree-mudflap.c (mf_build_string, mx_register_decls,
13187 mudflap_register_call, mudflap_enqueue_constant): Likewise.
13188 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
13189 * tree-pretty-print.c (dump_generic_node): Likewise.
13190 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
13192 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
13193 * tree-ssa-loop-niter.c (number_of_iterations_cond,
13194 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
13196 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
13197 canonicalize_loop_induction_variables): Likewise.
13198 * tree-vectorizer.c (vect_create_index_for_array_ref,
13199 vect_transform_loop_bound, vect_compute_data_ref_alignment):
13202 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
13203 alpha_gimplify_va_arg_1): Likewise.
13204 * config/arm/arm.c (arm_get_cookie_size): Likewise.
13205 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
13206 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13207 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
13208 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
13209 mips_gimplify_va_arg_expr): Likewise.
13210 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
13211 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
13212 add_compiler_branch_island): Likewise.
13213 * config/s390/s390.c (s390_va_start): Likewise.
13214 * config/sh/sh.c (sh_va_start): Likewise.
13215 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
13217 * config/xtensa/xtensa.c (xtensa_va_start,
13218 xtensa_gimplify_va_arg_expr): Likewise.
13220 * objc/objc-act.c (build_objc_string_object,
13221 build_objc_symtab_template, init_def_list, init_objc_symtab,
13222 init_module_descriptor, generate_static_references,
13223 build_selector_translation_table, get_proto_encoding,
13224 build_typed_selector_reference, build_selector_reference,
13225 build_next_objc_exception_stuff,
13226 build_method_prototype_list_template, generate_descriptor_table,
13227 generate_protocols, build_protocol_initializer,
13228 build_ivar_list_template, build_method_list_template,
13229 build_ivar_list_initializer, generate_ivars_list,
13230 generate_dispatch_table, generate_protocol_list,
13231 build_category_initializer, build_shared_structure_initializer,
13232 generate_shared_structures, handle_impent,
13233 generate_objc_image_info): Likewise.
13235 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
13237 * cfglayout.c (duplicate_insn_chain): Remove references to
13238 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
13239 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
13240 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
13241 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
13242 and NOTE_INSN_LOOP_CONT.
13243 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
13244 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
13245 and NOTE_INSN_LOOP_CONT.
13246 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
13247 check_dbra_loop, loop_dump_aux): Remove references to removed notes
13249 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
13250 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
13251 references to removed notes and fields.
13252 (subtract_reg_term, ujump_to_loop_cont): Remove.
13254 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
13256 * doc/install.texi: Document that libcpp does not require
13257 Automake any longer. Document that Automake 1.9.1 should
13260 2004-08-25 Zack Weinberg <zack@codesourcery.com>
13262 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
13263 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
13264 DWARF_DEBUGGING_INFO from choice-of-definition chain;
13265 restructure using C89 features (#elif, #error).
13266 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
13267 * config/sh/sh.h: Remove references to DWARF_DEBUG.
13268 * doc/invoke.texi: Remove references to DWARF version 1;
13269 clarify why -gdwarf-2<n> doesn't work.
13271 2004-08-25 Zack Weinberg <zack@codesourcery.com>
13273 * basic-block.h (BB_SET_PARTITION): Clear old value first.
13274 * cfg.c (clear_bb_flags): Don't clear partition setting.
13275 * ifcvt.c (find_if_case_1): Remove ??? comment.
13277 2004-08-25 Alan Modra <amodra@bigpond.net.au>
13280 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
13281 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
13282 current_function_stdarg in place of sysv_varargs_p.
13283 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
13286 2004-08-24 Richard Henderson <rth@redhat.com>
13289 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
13290 random codes within CONST.
13292 2004-08-24 James E Wilson <wilson@specifixinc.com>
13294 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
13295 -freorder-blocks-and-partition.
13297 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13299 PR middle-end/17044
13300 * tree-ssa-threadupdate.c (redirection_data): Make static.
13301 (thread_block): Use ggc_alloc_cleared to allocate struct
13302 redirection_data. Don't free elements in redirection_data.
13304 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13306 * config/mips/predicates.md (small_data_pattern): Match prefetches.
13308 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13310 PR tree-optimization/17016
13311 * tree-ssa-loop-niter.c (number_of_iterations_cond,
13312 number_of_iterations_exit): Use POINTER_TYPE_P instead
13313 of testing for POINTER_TYPE.
13315 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13317 * tree-ssa-loop-ivcanon.c: New file.
13318 * tree-ssa-loop-manip.c (create_iv): New function.
13319 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
13320 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
13321 * cfgloop.c (mark_single_exit_loops): New function.
13322 (verify_loop_structure): Verify single-exit loops.
13323 * cfgloop.h (struct loop): Add single_exit field.
13324 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
13325 (mark_single_exit_loops): Declare.
13326 (tree_num_loop_insns): Declare.
13327 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
13328 (duplicate_loop_to_header_edge): Use it.
13329 * common.opt (fivcanon): New flag.
13330 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
13331 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
13332 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
13333 (bsi_insert_on_edge_immediate): New function.
13334 * tree-flow.h (bsi_insert_on_edge_immediate,
13335 canonicalize_induction_variables, tree_unroll_loops_completely,
13336 create_iv): Declare.
13337 * tree-optimize.c (init_tree_optimization_passes): Add
13338 pass_iv_canon and pass_complete_unroll.
13339 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
13340 * tree-scalar-evolution.c (get_loop_exit_condition,
13341 get_exit_conditions_rec, number_of_iterations_in_loop,
13342 scev_initialize): Use single_exit information.
13343 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
13344 missing assumptions.
13345 (loop_niter_by_eval): Return number of iterations as unsigned
13347 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
13348 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
13349 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
13351 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
13352 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
13353 the defining statement is ready.
13354 * tree-vectorizer.c (vect_create_iv_simple): Removed.
13355 (vect_create_index_for_array_ref, vect_transform_loop_bound):
13357 (vect_transform_loop_bound): Use single_exit information.
13358 (vect_analyze_loop_form): Cleanup bogus tests.
13359 (vectorize_loops): Do not call flow_loop_scan.
13360 * tree.h (may_negate_without_overflow_p): Declare.
13361 * fold-const.c (may_negate_without_overflow_p): Split out from ...
13362 (negate_expr_p): ... this function.
13363 (tree_expr_nonzero_p): Handle overflowed constants correctly.
13364 * doc/invoke.texi (-fivcanon): Document.
13365 * doc/passes.texi: Document canonical induction variable creation.
13367 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13369 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
13370 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
13371 using the mode of the operand to decide between them.
13372 * config/mips/mips.md (MOVECC): New mode macro.
13373 (ccreg): New mode attribute.
13374 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
13375 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
13376 (mov[sd]icc): Redefine using :GPR.
13378 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13380 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
13381 (mips_prefetch_cookie): New function.
13382 * config/mips/mips.c (print_operand_address): Fix handling of
13384 (mips_emit_prefetch): Delete.
13385 (mips_prefetch_cookie): New function.
13386 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
13387 mode of QImode for the address_operand. Use mips_prefetch_cookie
13388 to calculate the first "pref" operand.
13389 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
13390 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
13392 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
13394 * arm.md: Include predicates.md.
13395 * predicates.md: New file.
13396 * arm.c (s_register_operand, arm_hard_register_operand)
13397 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
13398 (arm_immediate_operand, arm_neg_immediate_operand)
13399 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
13400 (arm_add_operand, arm_addimm_operand, arm_not_operand)
13401 (offsettable_memory_operand, alignable_memory_operand)
13402 (arm_reload_memory_operand, arm_float_rhs_operand)
13403 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
13404 (index_operand, shiftable_operator, logical_binary_operator)
13405 (shift_operator, equality_operator, arm_comparison_operator)
13406 (minmax_operator, cc_register, dominant_cc_register)
13407 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
13408 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
13409 (const_shift_operand, load_multiple_operation)
13410 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
13411 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
13412 (cirrus_register_operand, cirrus_fp_register)
13413 (cirrus_shift_const): Delete, replaced with equivalents in
13415 (shift_op): Handle ROTATE.
13416 * arm-protos.h: Delete declarations for above.
13417 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
13418 * t-arm (MD_INCLUDES): Add predicates.md.
13419 (s-preds): Depends on MD_INCLUDES.
13421 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13423 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
13424 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
13425 patterns. Redefine using :GPR. Give the match_operator a mode.
13426 Use '%2' rather than '%z2' for operand 2.
13428 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13430 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
13433 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13435 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
13436 of internal patterns.
13437 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
13439 (tablejump): Use expand_binop to calculate address. Adjust names
13440 of internal patterns.
13441 (tablejump[sd]i): Renamed from tablejump_internal[12].
13443 (tablejump_mips16[12]): Delete.
13445 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13447 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
13448 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
13449 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
13450 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
13451 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
13453 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
13455 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
13456 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
13458 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
13459 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
13460 (*branch_equality[sd]i_inverted): Likewise
13461 branch_equality{,_di}_inverted.
13462 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
13463 Redefine using :GPR.
13465 2004-08-24 Zack Weinberg <zack@codesourcery.com>
13467 * rtl.def: Reorganize, placing all codes used only in machine
13468 descriptions at the end.
13470 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
13471 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
13472 rtx_name, rtx_format arrays by direct reference to rtl.def,
13473 first undefining GENERATOR_FILE. Define enum insn_note and
13474 note_insn_name array by direct reference to insn-notes.def.
13475 (adjust_field_rtx_def): Remove local definition of rtx_name.
13476 Use symbolic names for insn notes.
13477 * Makefile.in (gengtype.o): Update dependencies.
13479 2004-08-24 Zack Weinberg <zack@codesourcery.com>
13481 * basic-block.h (struct basic_block_def): Reorder fields to
13482 eliminate interior padding. Remove 'partition' field.
13483 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
13484 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
13485 (BB_COPY_PARTITION): New macros.
13486 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
13487 Replace all references to the 'partition' field of a basic
13488 block with new macros.
13490 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
13491 * final.c (final_scan_insn): Don't handle it.
13492 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
13493 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
13494 * sched-rgn.c (sched_is_disabled_for_current_region_p):
13495 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
13497 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
13499 * c-decl.c (c_init_decl_processing): Adjust
13500 build_common_tree_nodes call.
13501 * expmed.c (const_mult_add_overflow_p): Use
13502 build_distinct_type_copy.
13503 * stor-layout.c (early_type_list): Remove.
13504 (layout_type): Don't append to early_type_list.
13505 (initialize_sizetypes): Add signed_p argument.
13506 (set_sizetype): Overwrite the stub type nodes directly.
13507 * tree.c (copy_node_stat): Clear a type's value cache here ...
13508 (build_distinct_type): ... not here.
13509 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
13510 * tree.h (initialize_sizetypes): Add signed_p argument.
13511 (build_common_tree_nodes): Likewise.
13513 * objc/objc-act.c (get_static_reference): Use
13514 build_variant_type_copy.
13515 (get_protocol_reference): Likewise.
13516 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
13518 2004-08-24 Richard Henderson <rth@redhat.com>
13519 Andrew Pinski <apinski@apple.com>
13521 * gimplify.c (gimplify_array_ref_to_plus): Delete.
13522 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
13525 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
13526 ARRAY_REF also to get to the STRING_CST.
13528 2004-08-24 Paul Brook <paul@codesourcery.com>
13530 * config/arm/arm.c (arm_override_options): Update error message.
13531 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
13532 TARGET_HARD_FLOAT_ABI.
13533 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
13534 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
13536 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
13539 * config/m32r.md (movsi_sda): Add SI mode specification to
13542 2004-08-24 Nick Clifton <nickc@redhat.com>
13544 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
13545 of seth_add3_operand.
13547 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
13549 * Makefile.in (PROTO_OBJS): Add errors.o.
13550 * protoize.c (fancy_abort): Remove.
13551 * mips-tfile.c (fancy_abort): Add parameters.
13553 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
13555 * doc/trouble.texi (C++ misunderstandings): Fix example code.
13557 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
13559 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
13560 (host-default.o): Add dependency on HOOKS_H.
13561 * config/x-linux: Likewise.
13562 * config/x-solaris: Likewise.
13563 * config/i386/x-mingw32: Likewise.
13564 * config/rs6000/x-darwin: Likewise.
13566 2004-08-23 James E Wilson <wilson@specifixinc.com>
13568 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
13571 2004-08-23 Mark Mitchell <mark@codesourcery.com>
13574 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
13576 2004-08-23 Diego Novillo <dnovillo@redhat.com>
13578 * cfg.c (check_bb_profile): Fix typos.
13579 * function.c (assign_parm_is_stack_parm): Likewise.
13580 * tree-nested.c: Likewise.
13582 2004-08-23 Daniel Jacobowitz <dan@debian.org>
13584 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
13586 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
13588 2004-08-23 Eric Christopher <echristo@redhat.com>
13590 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
13591 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
13592 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
13594 * hooks.h: Include machmode.h.
13595 (hook_bool_mode_false): Declare.
13596 * hooks.c (hook_bool_mode_false): Define.
13597 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
13598 * stor-layout.c (layout_type): Ditto.
13599 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
13600 Define to target macro.
13601 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
13602 * config/arm/arm.c: Ditto. Use.
13603 * config/arm/arm.h: Ditto.
13604 * config/arm/arm-protos.h: Ditto.
13605 * config/i386/i386.c: Ditto.
13606 * config/i386/i386.h: Ditto.
13607 * config/rs6000/rs6000.c: Ditto.
13608 * config/rs6000/rs6000.h: Ditto.
13609 * config/sh/sh.c: Ditto.
13610 * config/sh/sh.h: Ditto.
13611 * config/sh/sh-protos.h: Ditto.
13612 * config/sh/sh.md: Use.
13613 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
13614 to TARGET_VECTOR_MODE_SUPPORTED_P.
13616 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
13618 * Makefile.in (BUILD_ERRORS): Set to build-errors.
13619 (errors.o): New target for host.
13620 (build-errors.o): New target for build.
13621 (genobjs): Replace errors.o with build-errors.
13622 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
13623 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
13624 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
13625 (fix-header.o): Add errors.h
13626 * collect2.c (fancy_abort): Add parameters.
13627 * collect2.h (fancy_abort): Don't declare.
13628 * errors.h (fancy_abort): Don't declare.
13629 * errors.c: Include either bconfig.h or config.h.
13630 (fancy_abort): Trim filename.
13631 * fix-header.c (v_fatal, fatal): Remove.
13632 (progname): Remove definition.
13633 (main): Set progname here.
13634 * gcc.c (fancy_abort): Add parameters.
13635 * gcc.h (fancy_abort): Remove declaration.
13636 * gcov.c (fancy_abort): Remove.
13637 * rtl.h (fancy_abort): Don't declare.
13638 (abort): Don't define.
13639 * tree.h (fancy_abort): Don't declare.
13640 (abort): Don't define.
13641 * system.h (fancy_abort): Declare.
13642 (abort): Define to fancy_abort.
13643 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
13645 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
13646 (usize_type, ubitsizetype): Remove.
13647 * stor-layout.c (set_sizetype): Don't initialize usizetype,
13649 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
13651 * tree.h (build_distinct_type_copy): New.
13652 (build_type_copy): ... here. Rename to ...
13653 (build_variant_type_copy): ... here.
13654 * tree.c (build_qualified_type): Rename build_type_copy call.
13655 (build_distinct_type_copy): New, broken out of ...
13656 (build_type_copy): ... here. Rename to ...
13657 (build_variant_type_copy): ... here. Use
13658 build_distinct_type_copy.
13659 (build_common_tree_nodes_2): Rename build_type_copy call.
13660 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
13662 (handle_packed_attribute, handle_unused_attribute,
13663 handle_transparanet_union_attribute, handle_aligned_attribute,
13664 handle_deprecated_attribute): Likewise.
13665 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
13667 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
13668 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
13669 build_distinct_type_copy.
13671 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13673 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
13676 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13678 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
13680 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
13681 formerly unnamed patterns. Redefine using :P for the address. Remove
13682 explicit length attributes.
13684 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13686 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
13688 (single_reachable_address): Use them.
13689 (schedule_sm): Add dump.
13690 (is_call_clobbered_ref): New function.
13691 (determine_lsm_reg): Check whether the reference is call clobbered.
13692 Only work for gimple_reg_type values.
13694 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13696 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
13697 $31 store insns. Redefine using :GPR.
13699 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13701 * config/mips/mips.md (P): New mode macro.
13702 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
13703 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
13704 Add mode attributes.
13706 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13708 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
13709 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
13710 later constants to cover the gap.
13711 (load, store): New mode attributes.
13712 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
13713 Use new unspec constants.
13715 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13717 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
13718 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
13719 to use register_operand rather than uns_arith_operand as the predicate
13720 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
13721 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
13722 Redefine using :GPR. Make same predicate change here. Extend the
13723 commutativity of operands 1 and 2 from the SImode version to the
13725 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
13726 but with no predicate changes.
13727 (*nor[sd]i3): Redefine using :GPR.
13729 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13731 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
13732 noreturn functions.
13734 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13736 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
13737 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
13738 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
13739 rather than "%z2" (with a fake const0_rtx for operand 2).
13740 (ffs[sd]i2): Redefine using :GPR.
13741 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
13743 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13745 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
13747 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13749 * config/mips/mips.md (any_extend): New code macro.
13750 (u, su): New code attributes.
13751 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
13752 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
13753 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
13754 (*{s,u}mul_acc_di): Redefine using any_extend.
13755 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
13756 to reflect real insn names.
13757 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
13758 with an any_extend template.
13759 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
13762 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13764 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
13765 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
13766 (mul[sd]i3_r4000): Redefine using :GPR.
13767 (mulsi3_mult3): Don't check TARGET_MAD separately.
13768 (muldi3_mult3): Moved after mulsi_mult3.
13770 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13772 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
13773 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
13774 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
13775 (TARGET_GAS, TARGET_MIPS_AS): Delete.
13776 (TARGET_GPWORD): Define to true for n32 on IRIX.
13777 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
13778 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
13779 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
13780 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
13781 (MDEBUG_ASM_SPEC): Delete, folding into...
13782 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
13783 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
13784 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
13785 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
13786 to define asm_abi_default_spec.
13787 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
13788 (TARGET_ASM_SELECT_SECTION): Delete.
13789 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
13790 for non-mips16 code, removing previous workaround for SGI assemblers.
13791 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
13792 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
13793 (override_options): Remove !TARGET_GAS and !have_named_sections code.
13794 (print_operand): Fold TARGET_GAS conditionals into asm strings.
13795 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
13796 ASM_STABS_OP and ASM_STABN_OP.
13797 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
13798 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
13799 (mips_output_function_prologue): Remove !TARGET_GAS code.
13800 (mips_select_rtx_section): Remove !have_named_sections code.
13801 (mips_select_section): Delete.
13802 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
13803 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
13804 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
13805 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
13806 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
13807 * config/mips/windiss.h (ASM_SPEC): Likewise.
13809 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13811 * read-rtl.c (map_value, mapping, macro_group): New structures.
13812 (BELLWETHER_CODE): New macro.
13813 (modes, codes, bellwether_codes): New variables.
13814 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
13815 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
13816 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
13817 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
13818 (add_map_value, initialize_macros): New functions.
13819 (def_hash, def_hash_eq_p): Generalize to anything that points to,
13820 or starts with, a char * field.
13821 (find_macro, read_mapping, check_code_macro): New functions.
13822 (read_rtx_1): New, split out from read_rtx. Handle the new
13823 define_{mode,code}_{macro,attr} constructs. Use find_macro
13824 to parse the name of a code or mode. Use BELLWETHER_CODE to
13825 extract the format and to choose a suitable code for rtx_alloc.
13826 Modify recursive invocations to use read_rtx_1.
13827 (read_rtx): Call initialize_macros. Apply code and mode macros
13828 to the rtx returned by read_rtx_1. Cache everything after the
13829 first macro expansion for subsequent read_rtx calls.
13830 * doc/md.texi: Document new .md constructs.
13831 * config/mips/mips.md (GPR): New mode macro.
13832 (d, si8_di5): New mode attributes.
13833 (any_cond): New code macro.
13834 (add[sd]i3): Redefine using :GPR.
13835 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
13836 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
13837 previously unnamed MIPS16 patterns.
13838 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
13839 lines. Don't match (plus (const_int 0) ...).
13840 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
13841 Use a define_split to generate the addition.
13842 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
13843 (subsi3_internal): Delete.
13844 (*subsi3_extended): Renamed from subsi3_internal_2.
13845 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
13846 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
13847 using an any_cond template.
13849 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13851 * read-rtl.c (read_rtx): Tidy use of format_ptr.
13853 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13855 * read-rtl.c (string_obstack): New file-scope variable.
13856 (read_string, read_quoted_string, read_braced_string)
13857 (read_escape): Remove obstack parameter and use string_obstack instead.
13858 (read_rtx): Remove function-local rtl_obstack and initialize
13859 string_obstack instead. Update call to read_string.
13861 2004-08-22 Andrew Pinski <apinski@apple.com>
13864 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
13865 expression is not constant.
13866 (c_finish_return): Do not go through INDIRECT_REF when looking
13867 for the inner expression of an ADDR_EXPR for warning about.
13869 2004-08-22 Richard Henderson <rth@redhat.com>
13872 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
13873 create new blocks and fall through.
13874 (expand_gimple_basic_block): Update to match.
13876 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
13878 * reload.c (find_reloads_address): Make return value tri-state.
13879 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
13880 (find_reloads): Assume that reloaded addresses match 'o' or
13881 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
13882 returned 1 (not -1). Omit optional reloads for address operands
13883 only if find_reloads_address returned 1 (not -1).
13885 * config/s390/s390.c (legitimize_reload_address): New function.
13886 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
13887 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
13888 legitimize_reload_address.
13890 2004-08-22 Richard Hendersion <rth@redhat.com>
13892 * tree.h (SAVE_EXPR_RESOLVED_P): New.
13893 * gimplify.c (gimplify_save_expr): Use it.
13894 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
13895 on the temporary variable.
13897 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
13899 * fold-const.c (rtl_expr_nonnegative_p): Delete.
13900 * tree.h (rtl_expr_nonnegative_p): Remove.
13902 2004-08-22 Steven Bosscher <stevenb@suse.de>
13904 * config/i386/ppro.md (ppro_complex_insn): Add missing check
13905 for cpu==pentiumpro.
13907 * combine.c (struct reg_stat): Fix comment typo.
13909 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
13911 * c-tree.h (c_sizeof_nowarn): Remove.
13913 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
13915 * c-decl.c (set_array_declarator_type): Rename to
13916 set_array_declarator_inner.
13917 (build_c_parm, build_attrs_declarator, build_function_declarator):
13919 (make_pointer_declarator): Call build_attrs_declarator.
13920 * c-tree.h (set_array_declarator_type): Rename to
13921 set_array_declarator_inner.
13922 (build_c_parm, build_attrs_declarator, build_function_declarator):
13924 * c-parse.in (after_type_declarator,
13925 parm_declarator_starttypename, parm_declarator_nostarttypename,
13926 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
13927 firstparm): Use these functions
13929 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
13931 * c-decl.c (build_array_declarator, set_array_declarator_type,
13932 start_decl, grokdeclarator, grokparms): Change boolean parameters
13934 * c-tree.h (build_array_declarator, set_array_declarator_type,
13935 start_decl): Update prototypes.
13936 * c-decl.c, c-parse.in: All callers changed.
13938 2004-08-21 Mike Stump <mrs@apple.com>
13940 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
13941 (darwin_fix_and_continue): Likewise.
13942 (darwin_fix_and_continue_switch): Likewise.
13943 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
13944 (darwin_fix_and_continue): Likewise.
13945 (darwin_fix_and_continue_switch): Likewise.
13947 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
13950 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
13951 Remove, merging into ...
13952 (gen_stdcall_or_fastcall_suffix): New function, returning tree
13953 rather than const char*, and accepting additional parameter.
13954 Don't add suffix to '*'-prefixed symbols or variadic functions.
13955 (i386_pe_encode_section_info): Adjust for call to new function.
13956 Call change_decl_assembler_name.
13958 2004-08-20 Mike Stump <mrs@apple.com>
13960 * config/darwin.c (machopic_indirect_data_reference): Mark
13962 * config/386/386.c (darwin_local_data_pic): Add.
13963 (legitimate_constant_p): Reorder so that PLUS handling runs
13964 before darwin_local_data_pic to match the ordering in
13965 legitimate_pic_address_disp_p and so that MINUS runs after
13966 darwin_local_data_pic as otherwise the darwin_local_data_pic
13967 logic can be skipped, which would be very bad.
13968 (legitimate_pic_address_disp_p): Move from from here to
13969 darwin_local_data_pic so it can be reused.
13971 2004-08-21 Alan Modra <amodra@bigpond.net.au>
13973 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
13974 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
13975 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
13976 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
13977 (RS6000_ABI_NAME): Define as "linux".
13978 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
13979 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
13980 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
13981 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
13982 * config/rs6000/rs6000.c (dot_symbols): New global var.
13983 (rs6000_output_function_entry): New function, modified for
13985 (print_operand <case 'z'>): ..extracted from here.
13986 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
13987 (rs6000_output_function_epilogue): Likewise.
13988 (rs6000_elf_declare_function_name): Likewise.
13989 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
13990 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
13991 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
13992 * configure: Regenerate.
13993 * config.in: Regenerate.
13995 2004-08-20 Mark Mitchell <mark@codesourcery.com>
13997 * reload.c (find_reloads_address): Fix thinko in previous change.
13999 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
14002 2004-08-20 Jakub Jelinek <jakub@redhat.com>
14004 PR rtl-optimization/17099
14005 * combine.c (force_to_mode): Check if inner_mask has any bits set
14006 outside of GET_MODE (x) instead of op_mode.
14008 2004-08-20 Mark Mitchell <mark@codesourcery.com>
14010 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
14012 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
14013 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
14014 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
14016 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
14018 * config/arm/t-symbian: New file.
14020 2004-08-20 Andrew Pinski <apinski@apple.com>
14022 * regrename.c (kill_value_regno): ANSIfy.
14024 2004-08-20 Dale Johannesen <dalej@apple.com>
14026 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
14028 2004-08-20 Daniel Jacobowitz <dan@debian.org>
14030 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
14031 (kill_value_regno): New function, derived from kill_value.
14032 (kill_value): Update.
14033 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
14035 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
14037 Fix PR tree-optimization/17111
14038 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
14039 of non-value_handles.
14040 (bitmap_set_contains): All constants are in every set.
14042 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
14044 * fold-const.c (round_up, round_down): Use build_int_cst.
14045 Optimize common case.
14047 2004-08-20 Zack Weinberg <zack@codesourcery.com>
14048 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14050 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
14051 one_only_data_section): Rename to som_readonly_data_section,
14052 som_one_only_readonly_data_section and som_one_only_data_section.
14053 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
14054 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
14055 conditional defines.
14056 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
14057 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
14059 (pa_select_section): Use renamed section functions.
14060 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
14061 SOM_READONLY_DATA_SECTION_FUNCTION,
14062 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
14063 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
14065 * config/pa/som.h: ... not here.
14066 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
14067 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
14068 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
14069 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
14070 (READONLY_DATA_SECTION): Use som_readonly_data_section.
14072 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
14074 * fold-const.c (int_const_binop): Don't generate non-overflowing
14075 size-types specially.
14076 (fold_convert_const): Likewise.
14078 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
14079 clear cache on copied sizetype.
14081 2004-08-20 Ben Elliston <bje@au.ibm.com>
14083 * configure.ac: Don't escape apostrophe in --enable-coverage help.
14084 * configure: Regenerate.
14086 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
14089 * gcc.c (struct stat input_stat): Don't define if
14090 HOST_LACKS_INODE_NUMBERS
14091 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
14092 than stat to determine if temp file is same as input file.
14093 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
14094 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
14096 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
14098 * configure.ac (mips*-*-*): Print an error if not using GAS.
14099 * configure: Regenerated.
14100 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
14101 comments about buggy MIPSpro assemblers.
14102 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
14103 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
14104 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
14105 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
14106 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
14107 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
14108 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
14109 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
14110 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
14111 of more general IRIX 6 definitions.
14112 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
14113 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
14114 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
14115 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
14116 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
14117 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
14118 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
14119 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
14120 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
14121 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
14122 (LINK_SPEC): Move most of definition to iris.h.
14123 (SUBTARGET_LINK_SPEC): New macro.
14124 (IRIX_STARTFILE_SPEC): Fold into...
14125 (STARTFILE_SPEC): ...here.
14126 (IRIX_ENDFILE_SPEC): Fold into...
14127 (ENDFILE_SPEC): ...here.
14128 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
14129 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
14130 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
14131 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
14132 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
14133 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
14134 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
14135 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
14136 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
14137 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
14138 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
14139 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
14140 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
14141 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
14142 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
14143 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
14144 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
14145 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
14146 (TARGET_IRIX6): Define to 1.
14147 (DRIVER_SELF_SPECS): Define.
14148 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
14149 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
14150 (SUBTARGET_LINK_SPEC): New macro.
14151 (IRIX_STARTFILE_SPEC): Fold into...
14152 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
14153 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
14154 (LIB_SPEC, LIBGCC_SPEC): Use them.
14155 (LIB_SPEC): Remove !mabi=* case.
14156 (IRIX_ENDFILE_SPEC): Fold into...
14157 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
14158 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
14159 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
14160 (TARGET_IRIX6): New macro.
14161 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
14162 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
14163 (LABEL_AFTER_LOC): Delete.
14164 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
14165 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
14166 (mips_build_builtin_va_list): Check TARGET_IRIX6.
14167 (override_options): Remove TARGET_SGI_O32_AS-related code.
14168 (irix_output_external_libcall): Make static.
14169 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
14171 (mips_file_start): Tidy guard for ABI sections. Remove use of
14172 ABICALLS_ASM_OP; use .abicalls instead.
14173 (mips_output_aligned_decl_common, mips_declare_object_name)
14174 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
14175 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
14176 .globl foo .text directives.
14177 (irix_asm_named_section_1, irix_asm_named_section)
14178 (irix_section_align_entry, irix_section_align_htab)
14179 (irix_orig_asm_out_file, irix_section_align_entry_eq)
14180 (irix_section_align_entry_hash, irix_asm_output_align)
14181 (irix_file_start, irix_section_align_1, copy_file_data)
14182 (irix_file_end, irix_section_type_flags): Delete.
14183 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
14184 Use standard section syntax. Remove protective "jr $31".
14185 (__gcc_fini): Likewise .gcc_fini.
14186 * config/mips/irix-crtn.asm: Adjust sections accordingly.
14187 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
14189 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
14191 (EXTRA_MULTILIB_PARTS): Define.
14192 * config/mips/t-iris6: Remove bogus comment.
14193 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
14194 * config/mips/iris5gas.h, config/mips/iris5gld.h,
14195 config/mips/iris6gas.h, config/mips/iris6gld.h,
14196 config/mips/t-iris5-as, config/mips/t-iris5-gas
14197 config/mips/t-irix-gld: Delete.
14198 * config/mips/iris.h: New file.
14199 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
14201 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
14203 * postreload.c (reload_cse_move2add): Allow any condjump, but check
14204 that the implicit set isn't clobbered in the jump insn.
14206 2004-08-19 Mark Mitchell <mark@codesourcery.com>
14208 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
14209 * optabs.c (init_optabs): Don't check it.
14210 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
14211 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
14213 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
14215 * config/s390/s390.md (s390_warn_framesize_string)
14216 (s390_warn_dynamic_string, s390_stack_size_string)
14217 (s390_stack_guard_string): New global string variables.
14218 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
14219 (s390_stack_guard): New global variables.
14220 (override_options): Added checks for the new options.
14221 (s390_emit_prologue): Emit stack check and trap code and perform
14222 compile time stack size checking.
14224 * config/s390/s390.h (TARGET_OPTIONS): Added new options
14225 "warn-framesize", "warn-dynamicstack", "stack-size" and
14228 * doc/invoke.texi: Added documentation for the new options.
14230 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
14232 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
14233 to eliminate warning.
14234 (linear_search_fdes): Declare p as unsigned.
14235 (binary_search_mixed_encoding_fdes): Likewise.
14236 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
14237 to eliminate warning.
14238 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
14241 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
14243 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
14244 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
14245 instead of one. Check for strictly legitimate address.
14246 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
14247 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
14249 2004-08-19 Eric Christopher <echristo@redhat.com>
14251 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
14252 * langhooks.h (unsave_expr_now): Ditto.
14253 * tree.h (unsave_expr_1): Remove prototype.
14254 (lhd_unsave_expr_now): Rename to unsave_expr_now.
14255 * tree-inline.c (unsave_expr_1): Move here
14256 from tree.c. Make static.
14257 (unsave_expr_now): Rename from lhd_unsave_expr_now.
14258 * tree-sra.c: Fix up for rename.
14259 * tree-ssa-copy.c: Ditto.
14260 * tree-eh.c: Ditto.
14261 * tree.c (unsave_expr_1): Move to tree-inline.c.
14263 2004-08-19 Caroline Tice <ctice@apple.com>
14265 * config/i386/cygming.h (switch_to_section): Fix typo (change
14266 in_unlikely_text_section to in_unlikely_executed_text).
14268 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
14270 * vec.h (VEC_lower_bound): New macro.
14272 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
14275 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
14276 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
14277 treat each ABI separately. Deal with n32/n64 complex float arguments.
14278 (function_arg): Add associated complex handling here.
14280 2004-08-19 Richard Henderson <rth@redhat.com>
14282 * config/arm/arm.c (arm_gen_load_multiple): Use
14283 adjust_automodify_address. Take base memory and offset instead
14284 of unchanging/struct/scalar bits.
14285 (arm_gen_store_multiple): Likewise.
14286 (arm_gen_movmemqi): Use adjust_automodify_address.
14287 * config/arm/arm-protos.h: Update decls.
14288 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
14289 (store_multiple): Similarly.
14291 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
14293 * regclass.c (globalize_reg): Update call_really_used_regs.
14295 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
14297 * doc/invoke.texi (integer-share-limit): Document.
14299 * tree.h (TYPE_CACHED_VALUES_P): New.
14300 (TYPE_CACHED_VALUES): New.
14301 (TYPE_ORIG_SIZE_TYPE): Adjust.
14302 * tree.def (INTEGER_CST): Update documentation.
14303 * tree.c: Inlcude params.h.
14304 (build_int_cst): Cache small values.
14305 (build_type_copy): Do not copy the value cache.
14306 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
14308 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
14309 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
14311 * fold-const.c (force_fit_type): Copy value when setting
14313 (int_const_binop): Likewise.
14314 * stor-layout.c: Include params.h
14315 (set_sizetype): Create values cache.
14316 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
14317 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
14318 * params.h (INTEGER_SHARE_LIMIT): New.
14319 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
14321 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
14323 * gimplify.c (gimplify_minimax_expr): Remove.
14324 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
14326 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
14328 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
14329 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
14331 2004-08-19 Mark Mitchell <mark@codesourcery.com>
14333 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
14335 2004-08-18 Andrew Pinski <apinski@apple.com>
14337 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
14339 2004-08-18 Mark Mitchell <mark@codesourcery.com>
14341 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
14342 (__aeabi_ul2f): Likewise.
14344 2004-08-18 Richard Henderson <rth@redhat.com>
14346 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
14347 move to rtl completely.
14348 (struct meminsnbuf, xtensa_emit_block_move): Remove.
14349 (xtensa_find_mode_for_size): Remove.
14350 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
14351 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
14353 2004-08-18 Richard Henderson <rth@redhat.com>
14355 * config/mcore/mcore.c (mode_from_align): Remove DImode.
14356 (block_move_sequence): Rewrite to use adjust_address.
14357 (mcore_expand_block_move): Cleanup logic. Accept only operands.
14358 Return boolean indicating success/failure.
14359 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
14360 * config/mcore/mcore.md (movmemsi): Update to match.
14362 2004-08-18 Mike Stump <mrs@apple.com>
14364 * doc/invoke.texi (-mfix-and-continue): Add support for
14365 fast turn around debugging.
14366 (-ffix-and-continue): Likewise.
14367 (-mindirect-data): Likewise.
14368 (-findirect-data): Likewise.
14369 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
14370 (indirect_data): Likewise.
14371 (machopic_data_defined_p): Likewise.
14372 (machopic_output_indirection): Likewise.
14373 (darwin_encode_section_info): Likewise.
14374 (darwin_fix_and_continue): Likewise.
14375 (darwin_fix_and_continue_switch): Likewise.
14376 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
14377 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
14378 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
14379 (SUBTARGET_OPTIONS): Likewise.
14380 (darwin_fix_and_continue): Likewise.
14381 (darwin_fix_and_continue_switch): Likewise.
14382 (TARGET_FIX_AND_CONTINUE): Likewise.
14383 * config/rs6000.c (rs6000_emit_prologue): Likewise.
14385 2004-08-19 Steven Bosscher <stevenb@suse.de>
14387 * basic-block.h (struct edge_def): Remove crossing_edge.
14388 (EDGE_CROSSING): New define.
14389 (EDGE_ALL_FLAGS): Update.
14390 * bb-reorder.c (find_traces_1_round, better_edge_p,
14391 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
14392 find_jump_block, fix_crossing_conditional_branches,
14393 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
14394 Replace all occurences of crossing_edge with an edge flag check
14396 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14397 try_crossjump_bb): Likewise.
14398 * cfglayout.c (fixup_reorder_chain): Likewise.
14399 * cfgrtl.c (force_nonfallthru_and_redirect,
14400 commit_one_edge_insertion): Likewise.
14402 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
14403 * tree-flow.h (compute_dominance_frontiers): Move prototype...
14404 * basic-block.h: ...here.
14405 * tree-cfg.c (compute_dominance_frontiers_1,
14406 compute_dominance_frontiers): Move from here...
14407 * cfganal.c: ...to here. Include timevar.h.
14409 2004-08-18 James E Wilson <wilson@specifixinc.com>
14411 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
14412 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
14414 * config/mips/mips.md (type): Add frdiv.
14415 (divsf3+1, divsf3+2): Change type to frdiv.
14416 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
14417 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
14419 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
14420 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
14421 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
14422 * config/mips/5000.md (r5k_fdiv_single): Likewise.
14423 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
14424 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
14425 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
14426 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
14427 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
14428 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
14430 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
14432 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
14434 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
14435 get regression tester working again.
14437 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14439 * insn-notes.def, reg-notes.def: New files.
14440 * rtl.h: Use them to define enum insn_note and enum reg_note.
14441 * rtl.c: Use them to define note_insn_name and reg_note_name.
14442 * Makefile.in (RTL_BASE_H): Update.
14444 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
14445 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
14447 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
14449 * arm.c (arm_size_rtx_costs): New function.
14450 (arm_override_options): Use it if optimizing for space.
14452 2004-08-18 Richard Henderson <rth@redhat.com>
14454 * emit-rtl.c (gen_const_mem): New.
14455 * rtl.h (gen_const_mem): Declare.
14456 * expr.c (do_tablejump): Use it.
14457 * varasm.c (force_const_mem): Likewise.
14458 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14459 (machopic_legitimize_pic_address): Likewise.
14460 * config/arm/arm.c (legitimize_pic_address): Likewise.
14461 * config/i386/i386.c (legitimize_pic_address): Likewise.
14462 (legitimize_tls_address): Likewise.
14463 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
14464 * config/ia64/ia64.md (load_fptr): Likewise.
14465 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
14466 * config/pa/pa.c (legitimize_pic_address): Likewise.
14467 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
14468 (rs6000_emit_move): Likewise.
14469 * config/s390/s390.c (legitimize_pic_address): Likewise.
14470 (legitimize_tls_address): Likewise.
14471 * config/s390/s390.md (casesi): Likewise.
14472 * config/sh/sh.c (sh_reorg): Likewise.
14473 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
14474 * config/v850/v850.md (casesi): Likewise.
14476 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
14477 * config/sh/sh.c (prepare_move_operands): Remove incorrect
14478 use of MEM_READONLY_P.
14480 2004-08-18 Steven Bosscher <stevenb@suse.de>
14482 * Makefile.in (OBJS-common): Add postreload-gcse.c.
14483 Add new postreload-gcse.o.
14484 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
14485 (lookup_as_function, insert, rehash_using_reg, use_related_value,
14486 equiv_constant): Use SAFE_HASH instead of safe_hash.
14487 (exp_equiv_p): Export. Add for_gcse argument when comparing
14489 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
14490 find_comparison_args, fold_rtx, cse_insn): Update callers.
14491 (hash_rtx): New function derived from old canon_hash and bits
14492 from gcse.c hash_expr_1.
14493 (canon_hash_string): Rename to hash_rtx_string.
14494 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
14495 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
14496 (cselib_lookup): Update this caller.
14497 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
14499 (hash_expr): Call hash_rtx.
14500 (ldst_entry): Likewise.
14501 (expr_equiv_p): Call exp_equiv_p.
14502 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
14503 reg_used_on_edge, reg_set_between_after_reload_p,
14504 reg_used_between_after_reload_p, get_avail_load_store_reg,
14505 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
14506 get_bb_avail_insn, hash_scan_set_after_reload,
14507 compute_hash_table_after_reload,
14508 eliminate_partially_redundant_loads, gcse_after_reload,
14509 get_bb_avail_insn, gcse_after_reload_main): Remove.
14510 * postreload-gcse.c: New file, reincarnating most of the above.
14511 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
14512 (gcse_after_reload_main): Update prototype.
14513 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
14514 * passes.c (rest_of_handle_gcse2): Use it.
14516 2004-08-18 Diego Novillo <dnovillo@redhat.com>
14518 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
14519 (pass_loop_done): Likewise.
14521 2004-08-18 Andrew Pinski <apinski@apple.com>
14523 * config/rs6000/darwin.md: Delete the altivec patterns which are
14524 handled differently now.
14525 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
14526 (macho_correct_pic_di): Likewise.
14527 (call_indirect_nonlocal_darwin64): Likewise.
14528 Delete the save world/saveFP/saveVec patterns.
14530 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
14531 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
14532 * config/rs6000/rs6000.md: Include darwin.md.
14533 (builtin_setjmp_receiver): Add DImode case.
14534 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
14537 2004-08-18 Matt Austern <austern@apple.com>
14539 Dead code stripping
14540 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
14541 * darwin.c (darwin_file_end): Mark file as potentially strippable.
14543 2004-08-18 Richard Henderson <rth@redhat.com>
14545 * alias.c (readonly_fields_p): Remove.
14546 (objects_must_conflict_p): Don't call it.
14547 * tree.h (readonly_fields_p): Remove.
14548 * langhooks.h (struct lang_hooks): Remove honor_readonly.
14549 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
14551 2004-08-18 Diego Novillo <dnovillo@redhat.com>
14553 * tree-dfa.c (add_referenced_var): Only global variables are
14555 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
14556 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
14557 all pointers dereferenced if the statement dereferences them.
14558 (create_name_tags): Do not create memory tags for pointers
14559 that have PT_ANYTHING set.
14560 Also check if PT_VARS is not empty before creating a name tag.
14561 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
14562 variables that share the same alias set with a pointer that
14563 may point anywhere.
14564 (add_may_alias): Add FIXME comment to remove clobbering
14565 aliased variables and tags.
14566 (replace_may_alias): Likewise.
14567 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
14568 (merge_pointed_to_info): If the original variable has not
14569 points-to information, call set_pt_anything.
14570 (add_pointed_to_var): Do not prevent adding a pointed-to
14571 variable if the pointers is PT_ANYTHING.
14572 If the variable is a global, set PT_GLOBAL_MEM.
14573 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
14574 pointer type only come in PTR+OFFSET flavours.
14575 Always call merge_pointed_to_info on PHI arguments that are
14577 (get_nmt_for): Mark call-clobbered tags whose pointer points
14579 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
14581 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
14583 (add_stmt_operand): Abort if the caller tried to add a killing
14584 definition for a memory tag.
14585 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
14586 unnecessary checks.
14588 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
14590 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
14591 from call_used_regs. Update call_really_used_regs.
14592 (CALL_REALLY_USED_REGISTERS): Define.
14593 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
14594 Replace call_used_regs with call_really_used_regs.
14595 (calc_live_regs, sh_media_register_for_return): Likewise.
14596 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
14597 * sh.md (return_media): Likewise.
14599 2004-08-18 Andrew Pinski <apinski@apple.com>
14601 * config/darwin.c (machopic_legitimize_pic_address): Only set
14602 MEM_READONLY_P in the non TARGET_TOC case.
14604 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14606 * rtl.def (NIL): Delete.
14607 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
14608 Tighten the syntax a little.
14610 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
14611 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
14612 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
14613 * config/i386/predicates.md, config/m32r/m32r.h
14614 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
14615 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
14616 * config/sparc/sparc.h, doc/tm.texi:
14617 Replace all occurrences of NIL with UNKNOWN.
14619 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14621 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
14622 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
14623 sequence inline. Move drop_through_label code into this
14624 block, being the only place it is used. Adjust comments.
14626 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
14628 * config/rs6000/altivec.md: Add new patterns for calls to
14629 save_world/rest_world functions.
14631 * config/rs6000/rs6000-protos.h: (save_world_operation,
14632 restore_world_operation) new declarations.
14634 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
14636 (rs6000_stack_info): Set world_save_p field.
14637 (save_world_operation): New function.
14638 (restore_world_operation): New function.
14639 (compute_save_world_info): New function.
14640 (rs6000_stack_info): Call compute_save_world_info.
14641 (rs6000_emit_prologue): Check for world_save_p and generate
14642 pattern to call save_world for saving all non-volatile and
14644 (rs6000_emit_epilogue): Check for world_save_p and generate
14645 pattern to call rest_world to restore saved registers.
14647 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
14648 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
14649 (rs6000_reg_names): New entries added for save_world_operation and
14650 restore_world_operation.
14652 2004-08-18 Caroline Tice <ctice@apple.com>
14654 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
14655 "-freorder-blocks-and-partition" to the flags used in second
14656 stage of profiledbootstrap.
14657 * bb-reorder.c (push_to_next_round_p): Add new variable,
14658 next_round_is_last; set and use variable to make sure, when
14659 partitioning, that the last trace construction round consists
14660 of all (and only) cold basic blocks.
14661 (rotate_loop): Don't copy blocks that end in a section
14663 (copy_bb): Correctly initialize "partition" of duplicated bb.
14664 (add_unlikely_executed_notes): Add a comment.
14665 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
14666 to make sure, if function contains hot blocks, that the
14667 successors of ENTRY_BLOCK_PTR are hot; also, only look for
14668 crossing edges if the architecture supports named sections.
14669 (mark_bb_for_unlikely_executed_section): Modify to always
14670 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
14671 the basic block note insn.
14672 (fix_crossing_unconditional_branches): Remove extra space.
14673 (fix_edges_for_rarely_executed_code): Modify to only do
14674 partitioning work if the architecture supports named sections.
14675 (reorder_basic_blocks): Modify to only add
14676 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
14677 supports named sections.
14678 * c-common.c (handle_section_attribute): Initialize new global
14679 variable, user_defined_section_attribute, to true if user has
14681 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
14682 forward edges that cross section boundaries.
14683 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
14684 partitioning information if the architecture supports named
14686 * cfgrtl.c (target.h): Add statement to include this.
14687 (rtl_split_block): Make sure newly created bb gets correct
14689 (try_redirect_by_replacing_jump): Make sure redirection isn't
14690 attempting to cross section boundaries.
14691 (force_nonfallthru_and_redirect): Only do partition fix up if
14692 architecture supports named sections.
14693 (rtl_split_edge): Make sure newly created bb ends up in
14695 (commit_one_edge_insertion): Remove code that incorrectly
14696 updated basic block partition; Make sure partition fix up only
14697 happens if architecture supports named sections and it's not
14699 (rtl_verify_flow_info_1): Fix if-condition on test/error
14700 condition that fallthru edges are not allowed to cross section
14702 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
14703 * final.c (final_scan_insn): Remove redundant test from if-statement;
14704 change calls to text_section into calls to function_section; add code
14705 to only to partitioning fix up if architecture supports named
14707 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
14709 (if_convert): Add targetm.have_named_sections to test.
14710 * output.h (unlikely_section_label): Extern declaration for new global
14712 (unlikely_text_section_name): Likewise.
14713 * opts.c (decode_options): If both partitioning and DWARF debugging
14714 are turned on, issue a warning that this doesn't work, and change
14715 partitiong to basic block reordering (without hot/cold partitions).
14716 * passes.c (rest_of_handle_final): Re-set new global variable,
14717 user_defined_section_attribute, to false.
14718 (rest_of_compilation): Change options for calling partitioning
14719 function: Don't call if the user defined the section attribute, and
14720 don't call if DECL_ONE_ONLY is true for the current function.
14721 * predict.c (choose_function_section): Return immediately if we
14722 are doing hot/cold partitioning (i.e. let the basic block partitioning
14723 determine where the function belongs).
14724 * reg-stack.c (emit_swap_insn): Add condition to step over
14725 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
14726 * toplev.c (user_defined_section_attribute): New global variable.
14727 * toplev.h (user_defined_section_attribute): Extern declaration
14728 for new global variable.
14729 * varasm.c (unlikely_section_label): New global variable.
14730 (unlikely_text_section_name): New global variable.
14731 (unlikely_text_section): Add code to initialize
14732 unlikely_text_section_name if necessary; modify to use
14733 unlikely_text_section_name and unlikely_section_label; also to use
14734 named_section properly.
14735 (in_unlikely_text_section): Modify to work correctly with
14736 named_section and to use unlikely_text_section_name.
14737 (named_section): Add code to work properly with cold section.
14738 (function_section): Clean up if-statement.
14739 * config/darwin.c (darwin_asm_named_section): Return to original
14740 code, removing use of SECTION_FORMAT_STRING.
14741 * config/arm/pe.h (switch_to_section): Add case for
14742 in_unlikely_executed_text to switch statement.
14743 * config/i386/cygming.h (switch_to_section): Likewise.
14744 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
14745 (SECTION_FORMAT_STRING): Likewise.
14746 * config/mcore/mcore.h (switch_to_section): Likewise.
14747 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
14748 (SECTION_FORMAT_STRING): Remove.
14750 2004-08-18 Roger Sayle <roger@eyesopen.com>
14752 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
14753 -ffixed-reg safe, by preserving the meanings of zero and one.
14754 (CALL_USED_REGISTERS): Likewise.
14755 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
14757 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
14759 * config/sh/sh.c (split_branches): Check the result of
14761 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
14762 Call rtl_register_cfg_hooks.
14764 2004-08-18 Richard Henderson <rth@redhat.com>
14766 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
14767 * alias.c (true_dependence): Update to match new semantics.
14768 (canon_true_dependence, write_dependence_p): Likewise.
14769 (anti_dependence, output_dependence): Update write_dependence_p args.
14770 (unchanging_anti_dependence): Remove.
14771 * calls.c (purge_mem_unchanging_flag): Remove.
14772 (fixup_tail_calls): Don't call it.
14773 (expand_call): Don't add unchanging memory to function usage.
14774 * expr.c (emit_block_move_via_libcall): Likewise.
14775 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
14776 (get_subtarget): Don't use RTX_UNCHANGING_P.
14777 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
14778 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
14779 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
14780 * cse.c (insert): Don't use RTX_UNCHANGING_P.
14781 (cse_insn, canon_hash): Use MEM_READONLY_P.
14782 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
14783 instead of RTX_UNCHANGING_P.
14784 * explow.c (maybe_set_unchanging): Remove.
14785 * expr.h (maybe_set_unchanging): Remove.
14786 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
14787 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
14788 (assign_parm_setup_reg, expand_function_start): Likewise.
14789 * integrate.c (copy_rtx_and_substitute): Likewise.
14790 * ra-rewrite.c (emit_colors): Likewise.
14791 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
14792 (fixup_match_1): Likewise.
14793 * reload1.c (reload, alter_reg): Likewise.
14794 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
14795 not RTX_UNCHANGING_P.
14796 (equiv_init_varies_p): Likewise.
14797 * loop-invariant.c (check_maybe_invariant): Likewise.
14798 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
14799 * loop.c (note_addr_stored): Likewise.
14800 (prescan_loop): Likewise. Don't check function usage for clobbered
14802 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
14803 not RTX_UNCHANGING_P.
14804 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
14805 * varasm.c (force_const_mem): Likewise.
14806 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
14807 * web.c (entry_register): Likewise.
14808 * tree-gimple.h (get_base_address): Move decl ...
14809 * tree.h: ... here.
14810 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
14812 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
14813 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
14814 (alpha_set_memflags): Update to match.
14816 * config/darwin.c (machopic_indirect_data_reference): Set
14817 MEM_READONLY_P instead of RTX_UNCHANGING_P.
14818 (machopic_indirect_call_target): Likewise.
14819 (machopic_legitimize_pic_address): Likewise.
14820 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
14821 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
14822 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
14823 * config/frv/frv.md (symGOT2reg): Likewise.
14824 * config/i386/i386.c (legitimize_pic_address,
14825 legitimize_tls_address, ix86_split_to_parts): Likewise.
14826 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
14827 * config/ia64/ia64.md (load_fptr): Likewise.
14828 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
14829 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
14830 * config/mcore/mcore.c (block_move_sequence): Likewise.
14831 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
14832 * config/pa/pa.c (legitimize_pic_address): Likewise.
14833 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
14834 (rs6000_emit_move): Likewise.
14835 * config/s390/s390.c (legitimize_pic_address): Likewise.
14836 (legitimize_tls_address): Likewise.
14837 * config/s390/s390.md (casesi): Likewise.
14838 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
14839 * config/sh/sh.md (symGOT2reg): Likewise.
14840 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
14841 * config/v850/v850.md (casesi): Likewise.
14843 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
14844 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
14845 * config/mips/mips.c (mips_restore_gp): Likewise.
14846 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
14847 * config/sh/sh.c (sh_reorg): Likewise.
14849 2004-08-18 Richard Henderson <rth@redhat.com>
14851 * tree.h (struct tree_decl): Add gimple_formal_temp.
14852 (DECL_GIMPLE_FORMAL_TEMP_P): New.
14853 * gimplify.c (pop_gimplify_context): Clear it.
14854 (lookup_tmp_var): Set it, if is_formal.
14855 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
14856 Use is_gimple_val for VECTOR. Simplify return value.
14857 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
14858 (gimplify_expr): Likewise.
14859 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
14860 is_gimple_tmp_rhs for clarity. Update all callers.
14861 (is_gimple_reg_rhs): Simplify logic.
14862 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
14863 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
14864 (is_gimple_formal_tmp_reg): Similarly.
14865 * tree-gimple.h: Update decls.
14866 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
14867 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
14868 * tree-ssa-live.c (var_union, type_var_init): Likewise.
14870 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
14872 * c4x.c (legitimize_operands): Remove calls to
14873 preserve_subexpressions_p.
14875 2004-08-18 David Edelsohn <edelsohn@gnu.org>
14877 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
14878 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
14880 2004-08-18 Ziemowit Laski <zlaski@apple.com>
14882 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
14883 Objective-C++ extensions.
14884 * gengtype.c (get_file_basename): Match entire subdirectory name
14885 ('cp', 'objc', 'objcp') rather than just its suffix.
14886 (get_base_file_bitmap): Allow for files to belong to more than one
14888 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
14889 used by more than one front-end.
14891 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
14893 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
14894 avoid use of preserve_subexpressions_p.
14896 2004-08-17 Richard Henderson <rth@redhat.com>
14899 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
14901 2004-08-17 DJ Delorie <dj@redhat.com>
14903 * doc/extend.texi: Document new xstormy16 attribute.
14905 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
14906 (xstormy16_splittable_below100_or_register): New.
14907 (combine_bnp): New.
14908 (xstormy16_reorg): New.
14909 (TARGET_MACHINE_DEPENDENT_REORG): Define.
14911 * config/stormy16/stormy16.md (movqi_internal): Make name public.
14912 (movhi_internal): Likewise.
14913 (cbhranchhi): Likewise.
14914 (cbhranchhi_neg): Likewise.
14915 (andhi3): Only allow splittable below100 operands.
14916 (iorhi3): Likewise.
14917 (peephole2): New and/zero_extend->and peephole.
14918 (peephole2): New load/ior/save->set1 peephole.
14919 (peephole2): New load/and/save->clr1 peephole.
14920 (bclrx, bclrx2, bclr7, bclr15): New.
14921 (bsetx, bsetx2, bset7, bset15): New.
14923 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
14924 liberal about acceptable 'B' masks.
14926 * config/stormy16/stormy16-protos.h
14927 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
14928 xstormy16_below100_operand, xstormy16_below100_or_register,
14929 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
14930 (PREDICATE_CODES): Add new predicates.
14932 * config/stormy16/stormy16.c
14933 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
14934 xstormy16_below100_operand, xstormy16_below100_or_register,
14935 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
14936 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
14937 (xstormy16_legitimate_address_p): Allow below100 symbols.
14938 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
14939 (xstormy16_expand_move): Leave below100 operands as-is.
14940 (xstormy16_encode_section_info): Encode below100 symbols.
14941 (xstormy16_strip_name_encoding): New.
14942 (xstormy16_print_operand): Print 'b' as shift mask.
14943 (xstormy16_attribute_table): Add below100 attributes.
14944 (xstormy16_handle_below100_attribute): New.
14946 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
14947 (XSTORMY16_SECTION_FUNCTION): New.
14948 (EXTRA_SECTION_FUNCTIONS): Define using the above.
14949 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
14950 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
14951 (ASM_OUTPUT_LABELREF): Define.
14953 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
14954 (movhi_internal): Add below100 support.
14955 (andhi3): Add below100 support.
14956 (iorhi3): Add below100 support.
14957 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
14959 2004-08-17 James E Wilson <wilson@specifixinc.com>
14961 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
14962 of VOIDmode for comparison code mode.
14963 * config/mips/mips.md: For conditional move patterns, use mode of
14964 first compare operand for comparison mode, instead of VOIDmode.
14966 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
14967 normal and -ffast-math code.
14969 2004-08-17 Mark Mitchell <mark@codesourcery.com>
14972 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
14974 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
14976 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
14978 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
14980 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
14981 for non Darwin targets.
14982 (*call_value_nonlocal_darwin64): Likewise.
14984 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
14986 * config/rs6000/rs6000.c (rs6000_function_value): Check for
14987 altivec mode for altivec return register.
14989 2004-08-17 David Edelsohn <edelsohn@gnu.org>
14991 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
14992 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
14993 * config/rs6000/rs6000.md: Include darwin.md.
14994 (builtin_setjmp_receiver): Add DImode case.
14995 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
14998 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
15000 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
15002 * tree-vectorizer.h: New File: Same.
15003 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
15004 * common.opt (ftree-vectorize): New flag to enable vectorization.
15005 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
15006 vectorization pass.
15007 * tree-data-ref.h (init_data_ref): Additional argument.
15008 (array_base_name_differ_p): Moved to tree-data-ref.c.
15009 * tree-data-ref.c (array_base_name_differ_p): Revised.
15010 (initialize_data_dependence_relation): Call array_base_name_differ_p
15011 with an extra argument.
15012 (analyze_all_data_dependences): Same.
15013 (init_data_ref): Additional argument is_read to set DR_IS_READ.
15014 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
15016 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
15017 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
15018 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
15019 vectorization pass.
15020 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
15021 (tree_ssa_loop_done): Call scev_finalize.
15022 (tree_vectorize): Define the new vectorization pass.
15023 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
15024 size of the vector they support (until support for multiple vector
15025 sizes is added to the vectorizer).
15026 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
15027 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
15028 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
15031 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
15033 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
15035 (generate_protocol_list, handle_impent): Likewise.
15037 2004-08-17 Roger Sayle <roger@eyesopen.com>
15039 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
15040 ensure that call_used_regs is a superset of both fixed_regs and
15041 call_really_used_regs.
15043 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
15046 * arm.md (addsi3_cbranch_scratch): Correct case labels.
15048 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
15050 PR middle-end/17036
15051 * fold-const.c (fold): Check for integer operand when
15052 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
15053 Pinski <pinskia@physics.uc.edu>.
15055 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
15057 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
15058 No need to check if in a cross configuration.
15059 * configure: Regenerate.
15061 * calls.c (precompute_register_parameters):
15062 Inline preserve_subexpressions_p ().
15063 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
15064 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
15066 * expr.c (get_subtarget): Likewise.
15067 * rtl.h (preserve_subexpressions_p): Remove.
15068 * stmt.c (preserve_subexpressions_p): Remove.
15070 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
15071 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
15072 Abort on gimplified cases.
15074 2004-08-16 James E Wilson <wilson@specifixinc.com>
15076 * tree.h (VECTOR_FLOAT_TYPE_P): New.
15077 (FLOAT_TYPE_P): Use it.
15078 * c-typeck.c (build_binary_op): After convert calls, check for
15079 check for ERROR_MARK operands.
15081 2004-08-16 Zack Weinberg <zack@codesourcery.com>
15083 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
15084 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
15085 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
15086 (genobjs static pattern rule): Remove %.c dependency.
15087 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
15088 Rename rules; delete commands; fix dependencies.
15089 (mostlyclean): Do not delete temporary source copies.
15090 * configure.ac: Delete all references to BUILD_PREFIX and
15092 * configure: Regenerate.
15094 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
15095 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
15096 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
15097 with #ifndef GENERATOR_FILE so that nothing from those headers
15100 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
15102 2004-08-16 Adam Nemet <anemet@lnxw.com>
15104 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
15106 2004-08-16 Andrew Pinski <apinski@apple.com>
15108 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
15109 extraneous semicolon.
15111 2004-08-16 Devang Patel <dpatel@apple.com>
15113 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
15114 * print-tree.c (print_node): Print DECL_PRESERVE_P.
15115 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
15116 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
15117 * target.h (struct gcc_target): New member, mark_decl_preserved.
15118 * hooks.c (hook_void_charptr): Rename to ...
15119 (hook_void_constcharptr): ... new name.
15120 * hooks.h (hook_void_charptr): Rename to ..
15121 (hook_void_constcharptr): ... new name.
15122 * tree.h (DECL_PRESERVE_P): New #define.
15123 (struct tree_decl): New member, preserve_flag.
15124 * varasm.c (assemble_start_function): Mark decl preserved.
15125 (assemble_variable): Same.
15126 * darwin.c (darwin_mark_decl_preserved): New function.
15127 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
15128 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
15129 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
15131 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
15133 * c-decl.c (grokdeclarator): Allow for function definition where
15134 innermost declarator has attributes.
15136 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
15138 * except.c (get_exception_filter, build_post_landing_pads,
15139 dw2_build_landing_pads): Use target-specific mode for 'filter'.
15140 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
15141 * target.h (eh_return_filter_mode): New field added.
15142 * targhooks.c (default_eh_return_filter_mode): Defined.
15143 * targhooks.h (default_eh_return_filter_mode): Declared.
15144 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
15146 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
15148 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
15149 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
15150 * configure: Regenerate.
15152 2004-08-16 Stan Shebs <shebs@apple.com>
15154 Basic support for 64-bit Darwin.
15155 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
15156 (machopic_legitimize_pic_address): Similarly, plus use Pmode
15158 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
15159 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
15160 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
15161 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
15162 (PROCESSOR_DEFAULT64): Define.
15163 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
15165 * config/rs6000/rs6000.md: Include darwin.md.
15166 (builtin_setjmp_receiver): Add DImode case.
15167 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
15169 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
15170 (rs6000_emit_move): Add DImode case to Darwin bits.
15171 (machopic_output_stub): Use .quad if 64-bit.
15172 * invoke.texi: Document -m32 and -m64.
15174 2004-08-16 Janis Johnson <janis187@us.ibm.com>
15176 * doc/extend.texi (AltiVec builtins): Document additional differences
15177 from the Motorola AltiVec PIM.
15179 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
15181 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
15182 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
15183 (struct tree_common): Update public_flag documentation.
15185 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
15187 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15188 Check for artificial variables, not is_gimple_tmp_var.
15189 * tree-ssa-live.c (var_union): Likewise.
15191 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
15193 * calls.c (load_register_parameters): Remove spurious FIXME token.
15195 2004-08-15 Ziemowit Laski <zlaski@apple.com>
15197 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
15198 (c-lang.o): Depend on c-objc-common.h.
15199 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
15200 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
15201 * c-lang.c: Include c-objc-common.h.
15202 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
15203 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
15204 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
15205 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
15206 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
15207 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
15208 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
15209 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
15210 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
15211 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
15212 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
15213 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
15214 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
15215 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
15216 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
15217 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
15218 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
15219 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
15220 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
15221 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
15222 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
15223 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
15224 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
15225 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
15226 Move to c-objc-common.h.
15227 * c-objc-common.c: Include c-objc-common.h.
15228 * c-objc-common.h: New file.
15230 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
15231 Andrew Pinski <pinskia@physics.uc.edu>
15234 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
15237 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
15239 * tree.h (build_int_cst): New.
15240 (build_int_2): Remove.
15241 * tree.c (build_int_2): Remove.
15242 (build_int_cst): New.
15243 (make_vector_type, build_common_tree_nodes,
15244 build_common_tree_nodes_2): Use build_int_cst.
15245 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
15246 expand_builtin_strpbrk, expand_builtin_fputs,
15247 build_string_literal, expand_builtin_printf,
15248 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
15249 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
15250 fold_builtin_isdigit, simplify_builtin_strstr,
15251 simplify_builtin_strpbrk, fold_builtin_fputs,
15252 simplify_builtin_sprintf): Use build_int_cst.
15253 * c-common.c (start_fname_decls, fix_string_type,
15254 c_common_nodes_and_builtins, c_init_attributes,
15255 shorten_compare): Likewise.
15256 * c-decl.c (complete_array_type,
15257 check_bitfield_type_and_width): Likewise.
15258 * c-lex.c (interpret_integer, lex_charconst): Likewise.
15259 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
15260 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15261 * c-typeck.c (really_start_incremental_init, push_init_level,
15262 set_nonincremental_init_from_string): Likewise.
15263 * calls.c (load_register_parameters): Likewise.
15264 * convert.c (convert_to_pointer): Likewise.
15265 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
15266 build_fn_info_type, build_ctr_info_value, build_gcov_info):
15268 * except.c (init_eh, assign_filter_values, assign_filter_values):
15270 * expmed.c (store_fixed_bit_field, extract_bit_field,
15271 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
15272 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
15273 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
15274 * expr.c (convert_move, emit_group_load, emit_group_store,
15275 expand_assignment, store_constructor, store_field,
15276 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
15277 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
15278 invert_truthvalue, optimize_bit_field_compare,
15279 decode_field_reference, all_ones_mask_p, constant_boolean_node,
15280 fold_div_compare, fold, fold_read_from_constant_string,
15281 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15282 * function.c (assign_parm_setup_block): Likewise.
15283 * stmt.c (shift_return_value, expand_end_case_type,
15284 estimate_case_costs): Likewise.
15285 * stor-layout.c (layout_type, initialize_sizetypes,
15286 set_min_and_max_values_for_integral_type): Likewise.
15287 * tree-chrec.c (chrec_fold_multiply_poly_poly,
15288 reset_evolution_in_loop): Likewise.
15289 * tree-chrec.h (build_polynomial_chrec): Likewise.
15290 * tree-complex.c (build_replicated_const): Likewise.
15291 * tree-eh.c (honor_protect_cleanup_actions,
15292 lower_try_finally_onedest, lower_try_finally_copy,
15293 lower_try_finally_switch): Likewise.
15294 * tree-mudflap.c (mf_build_string, mx_register_decls,
15295 mudflap_register_call, mudflap_enqueue_constant): Likewise.
15296 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
15297 * tree-pretty-print.c (dump_generic_node): Likewise.
15298 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
15300 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
15301 * tree-ssa-loop-niter.c (number_of_iterations_cond,
15302 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
15305 * config/alpha/alpha.c (alpha_initialize_trampoline,
15306 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
15307 * config/arm/arm.c (arm_get_cookie_size): Likewise.
15308 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
15309 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15310 * config/i860/i860.c (i860_va_start): Likewise.
15311 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
15312 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
15313 mips_gimplify_va_arg_expr): Likewise.
15314 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
15315 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
15316 add_compiler_branch_island): Likewise.
15317 * config/s390/s390.c (s390_va_start): Likewise.
15318 * config/sh/sh.c (sh_va_start): Likewise.
15319 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
15321 * config/xtensa/xtensa.c (xtensa_va_start,
15322 xtensa_gimplify_va_arg_expr): Likewise.
15324 * objc/objc-act.c (build_objc_string_object,
15325 build_objc_symtab_template, init_def_list, init_objc_symtab,
15326 init_module_descriptor, generate_static_references,
15327 build_selector_translation_table, get_proto_encoding,
15328 build_typed_selector_reference, build_selector_reference,
15329 build_next_objc_exception_stuff,
15330 build_method_prototype_list_template, generate_descriptor_table,
15331 generate_protocols, build_protocol_initializer,
15332 build_ivar_list_template, build_method_list_template,
15333 build_ivar_list_initializer, generate_ivars_list,
15334 generate_dispatch_table, generate_protocol_list,
15335 build_category_initializer, build_shared_structure_initializer,
15336 generate_shared_structures, handle_impent,
15337 generate_objc_image_info): Use build_int_cst.
15339 2004-08-15 Ben Elliston <bje@au.ibm.com>
15341 * vec.h: Comment improvements.
15343 2004-08-14 Roger Sayle <roger@eyesopen.com>
15345 * c-common.c (shorten_compare, pointer_int_sum,
15346 c_common_truthvalue_conversion, boolean_increment): Replace calls
15347 to build with calls to buildN.
15348 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
15349 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
15350 gimplify_switch_stmt): Likewise.
15351 * c-typeck.c (default_function_array_conversion,
15352 build_component_ref, build_array_ref, build_function_call,
15353 pointer_diff, build_unary_op, build_conditional_expr,
15354 build_compound_expr, build_modify_expr, c_finish_goto_label,
15355 c_finish_goto_ptr, c_finish_return, c_finish_loop,
15356 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
15357 build_binary_op): Likewise.
15359 2004-08-15 Steven Bosscher <stevenb@suse.de>
15361 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
15363 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15365 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
15366 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
15367 * fixinc/fixincl.x: Rebuilt.
15369 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
15371 * config/mips/mips-protos.h (mips_symbolic_constant_p)
15372 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
15373 (mips_small_data_pattern_p): Declare.
15374 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
15375 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
15376 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
15377 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
15378 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
15379 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
15380 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
15381 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
15382 (pc_or_label_operand, call_insn_operand, move_operand)
15383 (consttable_operand, symbolic_operand, general_symbolic_operand)
15384 (global_got_operand, local_got_operand, stack_operand)
15385 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
15386 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
15387 (mips_small_data_pattern_p): Replace previous small_data_pattern
15388 predicate. Turn into a bool () (rtx) function.
15389 * config/mips/predicates.md: New file.
15390 * config/mips/mips.md: Include it. Use the target-independent
15391 comparison_operator instead of cmp_op. Rename trap_cmp_op to
15392 trap_comparison_operator and equality_op to equality_operator.
15393 Replace uses of small_int with the equivalent const_arith_operand.
15394 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
15395 const_float_1_operand to const_1_operand. Rename fcc_register_operand
15396 to fcc_reload_operand.
15397 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
15399 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15401 PR libstdc++/17005 partial fix.
15402 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
15403 except when generating ANSI/C89 code.
15405 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
15407 * c-common.c (shorten_compare): Use force_fit_type directly.
15409 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
15410 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
15411 Dave Korn <dk@artimi.com>
15413 * doc/install.texi (Building): Avoid duplicate reference to GNU
15415 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
15417 2004-08-14 Richard Henderson <rth@redhat.com>
15419 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
15420 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
15422 2004-08-13 Richard Henderson <rth@redhat.com>
15424 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
15425 for constant_call_address_operand.
15426 (call_value_pop_1, call_value_1): Likewise.
15427 (sibcall_value_1, call_value_1_rex64): Likewise.
15429 2004-08-13 James E Wilson <wilson@specifixinc.com>
15431 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
15432 Correct mode from SFmode to DFmode.
15434 2004-08-13 Ziemowit Laski <zlaski@apple.com>
15436 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
15437 __cstring_object and __image_info sections with the no_dead_strip
15440 2004-08-13 Roger Sayle <roger@eyesopen.com>
15441 David Billinghurst <David.Billinghurst@riotinto.com>
15443 PR libgfortran/15930
15444 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
15445 * fixinc/fixincl.x: Regenerate.
15446 * fixinc/tests/base/internal/math_core.h: New file.
15448 2004-08-13 Richard Henderson <rth@redhat.com>
15450 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
15451 (dbxout_function_end): Remove ifdefs for it.
15452 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
15454 2004-08-13 Richard Henderson <rth@redhat.com>
15456 * Makefile.in (insn-preds.o): Depend on TREE_H.
15457 * genpreds.c (write_insn_preds_c): Include tree.h.
15458 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
15459 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
15460 const48_operand, and_operand, or_operand, mode_width_operand,
15461 mode_mask_operand, mul8_operand, const0_operand,
15462 hard_fp_register_operand, hard_int_register_operand,
15463 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
15464 samegp_function_operand, direct_call_operand, small_symbolic_operand,
15465 global_symbolic_operand, call_operand, symbolic_operand,
15466 dtp16_symbolic_operand, dtp32_symbolic_operand,
15467 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
15468 gottp_symbolic_operand, alpha_comparison_operator,
15469 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
15470 signed_comparison_operator, alpha_fp_comparison_operator,
15471 divmod_operator, fix_operator, aligned_memory_operand,
15472 unaligned_memory_operand, reg_or_unaligned_mem_operand,
15473 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
15474 reg_no_subreg_operand, addition_operation): Move to predicates.md.
15475 (reg_or_const_int_operand): Remove. Replace all users with
15476 reg_or_cint_operand.
15477 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
15478 (resolve_reload_operand): Split out of aligned_memory_operand.
15479 * config/alpha/alpha-protos.h: Update for exports.
15480 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
15481 * config/alpha/alpha.md: Include predicates.md.
15482 * config/alpha/predicates.md: New file.
15484 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
15486 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
15487 fields with a pointer to the instruction definition.
15488 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
15489 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
15490 (write_attr_case, write_const_num_delay_slots): Update accordingly.
15491 (write_attr_case, write_const_num_delay_slots): Write the name of
15492 an insn next to its case statement.
15493 * genoutput.c (data): Add a filename field.
15494 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
15495 (output_insn_data): Print the location of each insn definition.
15496 * genrecog.c (write_action): Print the name of an insn above
15497 the statement that returns its code.
15499 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
15501 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
15502 * config/libgloss.h: Likewise.
15503 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
15504 * c4x/c4x-modes.def: Likewise.
15505 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
15506 (c4x_rptb_nop_p): Likewise.
15507 (c4x_rptb_valid_p): Likewise.
15508 (c4x_rptb_insert): Likewise.
15509 (c4x_address_conflict): Likewise.
15510 * config/c4x/c4x.md: Likewise.
15511 * config/frv/frv.md: Likewise.
15512 * config/i386/athlon.md: Likewise.
15513 * config/i386/i386.md: Likewise.
15514 * config/i386/predicates.md: Likewise.
15515 * config/ia64/ia64.c: Likewise.
15516 * config/ia64/itanium1.md: Likewise.
15517 * config/ia64/itanium2.md: Likewise.
15518 * config/iq2000/iq2000.md: Likewise.
15519 * config/mcore/mcore.c: Likewise.
15520 * config/mips/mips.c: Likewise.
15521 * config/mips/r3900.h: Likewise.
15522 * config/mips/sb1.md: Likewise.
15523 * config/pa/milli64.S: Likewise.
15524 * config/pa/pa.c: Likewise.
15525 * config/pa/pa.h: Likewise.
15526 * config/rs6000/8540.md: Likewise.
15528 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
15530 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
15532 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
15534 * sh.md (cbranch define_delay) Use cond_delay_slot for
15535 non-anulled condition too.
15537 2004-08-12 David Edelsohn <edelsohn@gnu.org>
15539 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
15540 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
15541 any_parallel_operand, lmw_operation, stmw_operation,
15542 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
15543 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
15544 any_parallel_operand.
15545 (return_and_restore_fpregs_{si,di}): Same.
15547 2004-08-12 Zack Weinberg <zack@codesourcery.com>
15549 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
15550 if pred->singleton != PARALLEL, issue a warning and pretend it was.
15551 Also issue a warning for any predicate we don't know about.
15553 2004-08-12 Richard Henderson <rth@redhat.com>
15555 * config/i386/i386.c (internal_label_prefix): Export.
15556 (internal_label_prefix_len, struct ix86_address,
15557 ix86_decompose_address, maybe_get_pool_constant,
15558 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
15559 memory_address_length): Export.
15560 (any_fp_register_operand, fp_register_operand,
15561 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
15562 x86_64_general_operand, x86_64_szext_general_operand,
15563 x86_64_nonmemory_operand, x86_64_movabs_operand,
15564 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
15565 x86_64_zext_immediate_operand, const_int_1_31_operand,
15566 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
15567 tls_symbolic_operand, global_dynamic_symbolic_operand,
15568 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
15569 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
15570 constant_call_address_operand, const0_operand, const1_operand,
15571 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
15572 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
15573 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
15574 general_no_elim_operand, nonmemory_no_elim_operand,
15575 index_register_operand, q_regs_operand, flags_reg_operand,
15576 non_q_regs_operand, zero_extended_scalar_load_operand,
15577 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
15578 ix86_comparison_operator, ix86_carry_flag_operator,
15579 fcmov_comparison_operator, promotable_binary_operator,
15580 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
15581 mult_operator, div_operator, arith_or_logical_operator,
15582 memory_displacement_operand, cmpsi_operand, long_memory_operand,
15583 aligned_operand): Move to predicates.md as define_predicates.
15584 (tls_symbolic_operand_1): Remove.
15585 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
15586 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
15587 (legitimize_address): Merge tls_symbolic_operand contents.
15588 (ix86_expand_move): Likewise.
15589 * config/i386/i386-protos.h: Update for exports.
15590 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
15591 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
15592 * config/i386/i386.md: Include predicates.md.
15593 * config/i386/predicates.md: New file.
15595 2004-08-13 Mark Mitchell <mark@codesourcery.com>
15598 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
15600 (i386_pe_mark_dllimport): Likewise.
15601 (i386_pe_encode_section_info): Likewise, when overriding
15602 dllimport attribute.
15604 2004-08-12 Geoffrey Keating <geoffk@apple.com>
15606 * configure.ac: When testing for flex, nm, ar, and bison, check
15607 that they will actually be built.
15608 * configure: Regenerate.
15610 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
15612 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
15613 (MOVE_MAX_PIECES): Define.
15615 2004-08-12 Devang patel <dpatel@apple.com>
15617 * dbxout.c (dbxout_begin_prologue): New function.
15618 (dbx_debug_hooks): Use new begin prologue hook.
15619 (dbxout_function_end): Emit N_ENSYM.
15620 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
15622 2004-08-12 Janis Johnson <janis187@us.ibm.com>
15624 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
15625 argument is float*.
15627 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
15630 * doc/extend.texi (AltiVec builtins): Fix description for recent
15631 changes. Update operation list to match current support.
15633 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
15635 * config/s390/s390.c (struct s390_frame_layout): New struct as element
15636 of struct machine_function.
15637 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
15639 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
15641 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
15642 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
15643 (s390_frame_area, s390_register_info): New functions.
15644 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
15646 (s390_return_addr_rtx, s390_return_address_offset)
15647 (s390_va_start, s390_gimplify_va_arg)
15648 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
15650 (s390_frame_info): Functionality partly moved to s390_register_info.
15651 Made adaptions for new stack layout.
15652 (save_gprs, restore_gprs): Changed meaning of second parameter and
15653 adapted all callers.
15655 * config/s390/s390.h (s390_backchain_string): New global variable.
15656 (MASK_BACKCHAIN): Removed definition.
15657 (TARGET_BACKCHAIN): Changed check.
15658 (TARGET_KERNEL_BACKCHAIN): New macro.
15659 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
15660 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
15661 "kernel-backchain".
15662 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
15664 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
15665 as condition. Adjusted for new stack layout.
15667 * doc/invoke.texi: Added documentation for new option
15668 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
15671 2004-08-12 Paul Brook <paul@codesourcery.com>
15673 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
15674 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
15676 2004-08-12 David Daney <ddaney@avtrex.com>
15678 * java/gcj.texi: Add subsection on signal usage.
15680 2004-08-12 David Edelsohn <edelsohn@gnu.org>
15682 * expr.c (move_by_pieces): Set alignment for move to minimum of
15683 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
15684 alignment, but not less than the original alignment.
15685 (move_by_pieces_ninsns): Same.
15686 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
15687 (store_by_pieces_1): Same.
15689 2004-08-12 Diego Novillo <dnovillo@redhat.com>
15691 PR tree-optimization/16867
15692 * tree.c (is_global_var): New function.
15693 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
15694 Call is_global_var.
15695 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
15697 (is_global_var): Declare.
15698 * tree-dfa.c (dump_variable): Display global and addressable
15700 (add_referenced_var): Clarify documentation when marking
15701 variables call-clobbered.
15702 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
15703 instead of needs_to_live_in_memory.
15704 (mark_call_clobbered): If the variable is a tag, mark it
15706 * tree-gimple.c (is_gimple_reg): Don't check for
15708 (is_gimple_non_addressable): Likewise.
15709 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
15710 needs to be marked call-clobbered.
15711 (setup_pointers_and_addressables): Call is_global_var instead
15712 of needs_to_live_in_memory.
15713 * tree-ssa-dce.c (need_to_preserve_store): Remove.
15714 Update all users with is_global_var.
15715 (mark_stmt_if_obviously_necessary): Fix processing of aliased
15716 stores. Don't check the virtual definitions. Rather, check
15717 whether the store is going into global memory.
15718 (find_obviously_necessary_stmts): Get the symbol from the PHI
15720 * tree-ssa-operands.c (get_call_expr_operands): Do not add
15721 clobbering may-defs if the call does not have side effects.
15723 2004-08-12 Jakub Jelinek <jakub@redhat.com>
15726 * output.h (default_function_rodata_section,
15727 default_no_function_rodata_section): New prototypes.
15728 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
15729 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
15730 (TARGET_ASM_OUT): Add it.
15731 * varasm.c (default_function_rodata_section,
15732 default_no_function_rodata_section): New functions.
15733 * final.c (final_scan_insn): Call
15734 targetm.asm_out.function_rodata_section instead of
15735 readonly_data_section.
15736 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
15737 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15738 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15739 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15741 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15742 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15744 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15746 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15747 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15748 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
15750 2004-08-12 Paul Brook <paul@codesourcery.com>
15752 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
15754 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
15755 DWARF2_UNWIND_INFO.
15757 2004-08-12 Ben Elliston <bje@au.ibm.com>
15760 * config/rs6000/altivec.h: Change vector to __vector throughout.
15761 (Except for the `vector' macro itself).
15763 2004-08-12 Zack Weinberg <zack@codesourcery.com>
15765 * genpreds.c: Add capability to generate predicate bodies as
15766 well as function prototypes. Write function prototypes for
15767 the generic predicates too.
15768 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
15769 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
15770 (write_match_code, write_predicate_expr, write_one_predicate_function)
15771 (parse_option): New functions.
15772 (output_predicate_decls): Delete.
15773 (main): Read the machine description, process DEFINE_PREDICATE or
15774 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
15777 * genrecog.c (struct decision_test): Replace index with
15778 struct pred_data pointer.
15779 (next_index): Remove, unused.
15780 (pred_table, preds, special_mode_pred_table): Delete.
15781 (compute_predicate_codes, process_define_predicate): New functions.
15782 (validate_pattern, add_to_sequence, write_switch): Update for
15783 new data structures.
15784 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
15785 Check both error_count and have_error.
15787 * gensupport.c (in_fname, first_predicate): New globals.
15788 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
15789 (predicate_table, last_predicate, old_pred_table)
15790 (old_special_pred_table): New statics.
15791 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
15792 (add_predicate, init_predicate_table): New functions.
15793 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
15794 (init_md_reader_args_cb): Use the global in_fname. No need to zero
15795 it or max_include_len. Call init_predicate_table.
15796 (read_rtx): Run the predicate queue after the attribute queue
15797 but before all the others.
15798 * gensupport.h (in_fname, struct pred_data, first_predicate)
15799 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
15800 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
15801 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
15802 * dummy-conditions.c: Don't include bconfig.h, system.h,
15803 coretypes.h, tm.h, or system.h. Do include stddef.h.
15804 Duplicate declaration of struct c_test from gensupport.h.
15806 * Makefile.in (OBJS-common): Add insn-preds.o.
15807 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
15808 (insn-preds.c, insn-preds.o): New rules.
15809 (s-preds): Also generate insn-preds.c.
15810 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
15811 Update dependencies.
15812 (print-rtl.o, print-rtl1.o): Correct dependencies.
15814 * recog.h: Delete prototypes of predicate functions.
15816 * doc/md.texi (Predicates): New section with complete
15817 documentation of operand/operator predicates. Remove some
15818 incomplete documentation of predicates from other places.
15819 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
15820 PREDICATE_CODES; indicate that both are deprecated in favor
15821 of define_predicate/define_special_predicate.
15823 * config/ia64/ia64.c: All predicate function definitions moved
15825 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
15826 (ia64_expand_load_address, ia64_expand_move):
15827 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
15829 * config/ia64/ia64.md: All predicates now defined here.
15830 (symbolic_operand): Is now a special predicate.
15832 * config/ia64/ia64.h: Declare ia64_section_threshold.
15833 (PREDICATE_CODES): Delete.
15835 2004-08-12 Richard Henderson <rth@redhat.com>
15837 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
15838 * c-semantics.c (add_stmt): Set it.
15839 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
15840 before instantiating a variable sized type.
15842 2004-08-12 Richard Henderson <rth@redhat.com>
15844 * stor-layout.c (round_up, round_down): Move ...
15845 * fold-const.c (round_up, round_down): ... here. Use
15846 multiple_of_p to avoid any arithmetic at all.
15848 2004-08-12 Richard Henderson <rth@redhat.com>
15850 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
15851 (gimplify_init_ctor_preeval_1): New.
15852 (gimplify_init_ctor_preeval): New.
15853 (gimplify_init_ctor_eval): New.
15854 (gimplify_init_constructor): Use them. Always gimplify the LHS
15857 2004-08-12 Ziemowit Laski <zlaski@apple.com>
15859 (This patch is part of merge of objc-improvements-branch
15862 * doc/frontends.texi: Mention Objective-C++ in addition to
15864 * doc/install.texi: Add 'obj-c++' to list of configurable
15866 * doc/invoke.texi: Rename Objective-C option headings to
15867 indicate they also apply to Objective-C++. List file
15868 extensions for Objective-C++ sources. Mention that
15869 ObjC and ObjC++ compilations may also use C and C++ options,
15870 respectively. Point users to doc/standards.texi for
15871 further info on ObjC and ObjC++.
15872 * doc/sourcebuild.texi: Mention the objcp/ directory and
15873 the Objective-C++ sources it contains.
15874 * doc/standards.texi: Update link to Apple ObjC site;
15875 add link to gcc readings.html WWW doc.
15877 2004-08-12 Alan Modra <amodra@bigpond.net.au>
15879 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
15880 and 2004-07-14 changes.
15882 2004-08-12 Paul Brook <paul@codesourcery.com>
15884 * doc/invoke.texi: Fix typo.
15886 2004-08-11 Devang Patel <dpatel@apple.com>
15888 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
15889 and -no_dead_strip_inits_and_terms.
15891 * doc/invoke.texi (Darwin Options): Document -dead_strip and
15892 -no_dead_strip_inits_and_terms.
15894 2004-08-11 Paul Brook <paul@codesourcery.com>
15896 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
15897 (arm_load_pic_register): ... to this.
15898 * config/arm/arm.c (arm_finalize_pic): Rename ...
15899 (arm_load_pic_register): ... to this. Always output insns at the
15900 current location. Load via low reg in thumb mode.
15901 (arm_expand_prologue): Call arm_load_pic_register.
15902 (thumb_expand_prologue): Ditto.
15903 * config/arm/arm.h (FINALIZE_PIC): Remove.
15904 * config/arm/arm.md (builtin_setjmp_receiver): Call
15905 arm_load_pic_register.
15907 2004-08-11 Paul Brook <paul@codesourcery.com>
15909 * arm.c (thumb_force_lr_save): Add prototype.
15910 (thumb_compute_save_reg_mask): New function.
15911 (thumb_find_work_register): New function.
15912 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
15913 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
15914 Don't clobber r3 when removing pretend args.
15915 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
15916 (thumb_output_function_prologue): Use new functions.
15917 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
15918 * arm.h (THUMB_REG_PUSHED_P): Remove.
15920 2004-08-11 James E Wilson <wilson@specifixinc.com>
15922 PR rtl-optimization/16490
15923 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
15924 global_live_at_end for new basic block if already set for other blocks.
15926 2004-08-11 David Edelsohn <edelsohn@gnu.org>
15928 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
15930 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
15931 (mfcr rlwinm rlwinm patterns): Set length to 12.
15933 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
15935 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
15936 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
15937 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
15938 (start_ssa_stmt_operands): Delete.
15939 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
15940 struct stmt_operands_d.
15941 (build_ssa_operands): New extern entry point.
15942 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
15943 building code, replace with create_ssa_artficial_load_stmt().
15944 * tree-ssa-operands.c (struct voperands_d): Delete.
15945 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
15946 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
15947 (free_uses, free_defs, free_vuses, free_v_may_defs,
15948 free_v_must_defs): Remove dealloc parameter.
15949 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
15950 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
15951 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
15952 vector comparisons, ssa_name reuse, and allocations here.
15953 (verify_start_operands): Delete.
15954 (finalize_ssa_stmt_operands): Set new operands by calling finalize
15956 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
15957 (append_def, append_usei): Simplify to simple accumulation.
15958 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
15959 duplicates and simple accumulation.
15960 (free_ssa_operands): Free vectors in a stmt_operand structure.
15961 (build_ssa_operands): New. Create a new stmt_operand structure from
15962 a stmt and an old set of stmt_operands.
15963 (get_stmt_operands): Simplify and call build_ssa_operands.
15964 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
15965 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
15966 add_call_read_ops): Don't pass prev_vops around anymore.
15967 (note_addressable): Return if no stmt annotation.
15968 (copy_virtual_operands): Access v_may_def operands through a struct.
15969 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
15970 hash tables without treating the stmt as a real stmt.
15971 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
15972 v_may_def def and use through a struct instead of 2 array elements.
15973 (struct v_may_def_optype_d): Use v_may_def_operand_type.
15974 (struct stmt_operands_d): New. Struct for storing all operand vectors.
15976 2004-08-11 Nick Clifton <nickc@redhat.com>
15978 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
15979 this funciton's behaviour. Return true when the current function
15980 has a section attribute and -mlong-calls is in effect.
15981 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
15982 short-call marker when -mlong-calls is in effect and the function
15983 has a section attribute.
15985 2004-08-10 Zack Weinberg <zack@codesourcery.com>
15987 * stmt.c (expand_return): If asked to return the RESULT_DECL,
15988 just call expand_value_return on result_rtl.
15990 2004-08-10 Richard Henderson <rth@redhat.com>
15992 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
15993 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
15994 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
15995 (add_location_or_const_value_attribute): ... not here. Use
15996 loc_descriptor_from_tree if possible.
15997 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
15998 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
16000 (loc_descriptor_from_tree): New. Update callers.
16001 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
16002 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
16003 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
16004 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
16005 and BUILT_IN_STACK_RESTORE.
16006 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
16007 * stmt.c (expand_stack_alloc): Remove.
16008 * tree-mudflap.c (mx_register_decls): Don't look for
16009 BUILT_IN_STACK_ALLOC.
16010 * tree-nested.c (convert_local_reference): Likewise.
16011 * tree.h (DECL_VALUE_EXPR): New.
16013 2004-08-10 Richard Henderson <rth@redhat.com>
16015 * stor-layout.c (round_up): Check for 0/1 before dividing.
16016 (round_down): Likewise.
16018 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
16020 2004-08-09 Mark Mitchell <mark@codesourcery.com>
16022 * config.gcc (arm*-*-eabi*): New target.
16023 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
16024 (TARGET_LIB_INT_CMP_BIASED): Likewise.
16025 * expmed.c (expand_divmod): Try a two-valued divmod function as a
16027 * gthr.h: Remove bogus tokens at end of #pragma.
16028 * optabs.c (expand_twoval_binop_libfunc): New function.
16029 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
16030 (prepare_float_lib_cmp): Try reversing the condition.
16031 (debug_optab_libfuncs): New function.
16032 * optabs.h (expand_twoval_binop_libfunc): Declare.
16033 * config/arm/arm.c (arm_init_libfuncs): New function.
16034 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
16035 (TARGET_INIT_LIBFUNCS): Define it.
16036 * config/arm/arm.h (TARGET_BPABI): New macro.
16037 * config/arm/arm-protos.h
16038 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
16039 * config/arm/bpabi.S: New file.
16040 * config/arm/bpabi.c: Likewise.
16041 * config/arm/bpabi.h: Likewise.
16042 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
16043 (__aeabi_drsub): Likewise.
16044 (__aeabi_dsub): Likewise.
16045 (__aeabi_dadd): Likewise.
16046 (__aeabi_ui2d): Likewise.
16047 (__aeabi_i2d): Likewise.
16048 (__aeabi_f2d): Likewise.
16049 (__aeabi_dmul): Likewise.
16050 (__aeabi_ddiv): Likewise.
16051 (__aeabi_cdrcmple): Likewise.
16052 (__aeabi_cdcmpeq): Likewise.
16053 (__aeabi_cdcmple): Likewise.
16054 (__aeabi_dcmpeq): Likewise.
16055 (__aeabi_dcmplt): Likewise.
16056 (__aeabi_dcmple): Likewise.
16057 (__aeabi_dcmpge): Likewise.
16058 (__aeabi_dcmpgt): Likewise.
16059 (__aeabi_dcmpun): Likewise.
16060 (__aeabi_d2iz): Likewise.
16061 (__aeabi_d2uiz): Likewise.
16062 (__aeabi_d2f): Likewise.
16063 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
16064 (__aeabi_frsub): Likewise.
16065 (__aeabi_fsub): Likewise.
16066 (__aeabi_fadd): Likewise.
16067 (__aeabi_ui2f): Likewise.
16068 (__aeabi_i2f): Likewise.
16069 (__aeabi_fmul): Likewise.
16070 (__aeabi_fdiv): Likewise.
16071 (__aeabi_cfrcmple): Likewise.
16072 (__aeabi_cfcmpeq): Likewise.
16073 (__aeabi_cfcmple): Likewise.
16074 (__aeabi_fcmpeq): Likewise.
16075 (__aeabi_fcmplt): Likewise.
16076 (__aeabi_fcmple): Likewise.
16077 (__aeabi_fcmpge): Likewise.
16078 (__aeabi_fcmpgt): Likewise.
16079 (__aeabi_fcmpun): Likewise.
16080 (__aeabi_f2iz): Likewise.
16081 (__aeabi_f2uiz): Likewise.
16082 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
16083 (__aeabi_uidivmod): New function or alias.
16084 (__aeabi_idivmod): Likewise.
16085 (__aeabi_idiv0): Likewise.
16086 (__aeabi_ldiv0): Likewise.
16087 (__aeabi_llsr): Likewise.
16088 (__aeabi_lasr): Likewise.
16089 (__aeabi_llsl): Likewise.
16090 (bpabi.S): Include it.
16091 * config/arm/libgcc-bpabi.ver: New file.
16092 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
16093 (LINK_SPEC): Remove.
16094 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
16096 * config/arm/t-bpabi: New file.
16097 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
16098 (TARGET_LIB_INT_CMP_BIASED): Likewise.
16100 2004-08-10 David Edelsohn <edelsohn@gnu.org>
16102 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
16103 * config/rs6000/rs6000.md (clrmemsi): New pattern.
16104 * config/rs6000/rs6000.c (expand_block_clear): New function.
16105 (expand_block_move): Convert alignment to bits. Use SImode and
16106 HImode for unaligned addresses if not STRICT_ALIGNMENT.
16108 2004-08-10 Caroline Tice <ctice@apple.com>
16110 * varasm.c (unlikely_section_label): New global variable.
16111 (unlikely_text_section_name): New global variable.
16112 (text_section): Remove alignment statement.
16113 (unlikely_text_section): Remove alignment statement; use
16114 unlikely_section_label rather than hard-coded string.
16115 (assemble_start_function): Initialize unlikely_section_label and
16116 unlikely_text_section_name; make sure cold section is properly
16117 aligned at start of function; output unlikely_section_label if
16120 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
16122 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
16123 * config/s390/s390.c (s390_canonicalize_comparison): New function.
16124 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
16125 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
16126 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
16127 ("*tmqi_mem"): Remove SUBREG from pattern.
16128 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
16129 ("*andsi3_cconly"): Likewise.
16131 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
16134 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
16136 2004-08-10 Janis Johnson <janis187@us.ibm.com>
16138 * doc/sourcebuild.texi (compat testing): Document available test
16139 framework commands. Use the preferred spelling of DejaGnu.
16141 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
16143 * lambda.h: Add matrix type, and prototypes for remainder of
16144 matrix and vector functions.
16145 (lambda_vector_mult_const): New function.
16146 (lambda_vector_negate): Ditto.
16147 (lambda_vector_add): Ditto.
16148 (lambda_vector_add_mc): Ditto.
16149 (lambda_vector_copy): Ditto.
16150 (lambda_vector_zerop): Ditto.
16151 (lambda_vector_equal): Ditto.
16152 (lambda_vector_min_nz): Ditto.
16153 (lambda_vector_first_nz): Ditto.
16154 (lambda_vector_matrix_mult): Ditto.
16155 * lambda-mat.c: New file.
16156 * Makefile.in (lambda-mat.o): New.
16158 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
16160 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
16161 after linking stmt into the program.
16162 (bsi_remove): Don't call modify_stmt.
16163 * tree-complex.c (update_complex_assignment,
16164 expand_complex_comparison): Call modify_stmt after changing the stmt.
16165 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
16167 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
16168 the stmt, and only if needed.
16169 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
16171 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
16172 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
16173 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
16174 (eliminate_redundant_computations): Don't pass an annotation. Call
16175 modify_stmt rather than setting the annotation directly.
16176 (record_equivalences_from_stmt): Remove unused local 'j'.
16177 (cprop_operand): Take a stmt rather than an annotation as a parameter.
16179 (cprop_into_stmt): Pass stmt rather than annotation.
16180 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
16181 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
16183 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
16185 2004-08-10 Jason Merrill <jason@redhat.com>
16187 PR middle-end/16948
16188 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
16191 2004-08-10 Geoffrey Keating <geoffk@apple.com>
16193 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
16196 2004-08-10 Roger Sayle <roger@eyesopen.com>
16198 * config/mips/mips.md: New reciprocal square root patterns that
16199 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
16201 2004-08-10 Paul Brook <paul@codesourcery.com>
16203 * config/arm/arm-protos.h (arm_set_return_address,
16204 thumb_set_return_address): Add prototypes.
16205 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
16206 * config/arm/arm.c (arm_compute_func_type,
16207 use_return_insn, arm_compute_save_reg0_reg12_mask,
16208 arm_compute_save_reg_mask, arm_output_function_prologue,
16209 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
16210 current_function_calls_eh_return.
16211 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
16213 (arm_set_return_address, thumb_set_return_address): New functions.
16214 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
16215 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
16216 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
16217 (epilogue): Use the stackadj register.
16218 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
16220 2004-08-10 Jakub Jelinek <jakub@redhat.com>
16223 * expr.c (move_by_pieces_ninsns): Add max_size argument.
16224 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
16225 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
16226 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
16227 but using MOVE_RATIO.
16228 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
16229 (can_store_by_pieces): Change max_size type to unsigned int.
16230 (store_by_pieces_1): Likewise. Pass max_size to
16231 move_by_pieces_ninsns.
16232 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
16233 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
16234 to move_by_pieces_ninsns.
16235 (STORE_BY_PIECES_P): Define.
16236 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
16237 to move_by_pieces_ninsns.
16238 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
16240 * config/i386/i386.h (CLEAR_RATIO): Define.
16242 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16244 * expr.c (expand_expr_real_1): Add back code that was not dead.
16246 2004-08-09 Andrew Pinski <apinski@apple.com>
16248 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
16249 which is found to be compatible before returning the aliasing set.
16251 2004-08-09 Daniel Jacobowitz <dan@debian.org>
16253 * ggc-zone.c (struct alloc_zone): Add statistics counters.
16254 (always_collect): New flag.
16255 (ggc_alloc_zone_1): Update statistics support. Don't include
16256 overhead in allocated counter.
16257 (sweep_pages): Update allocated counter for large pages. Don'y
16259 (ggc_collect_1): Always collect.
16260 (ggc_collect): Honor always_collect flag. Sum all zones to decide
16261 whether to collect.
16262 (SCALE, LABEL): New macros.
16263 (ggc_print_statistics): Add statistics support.
16265 2004-08-09 Roger Sayle <roger@eyesopen.com>
16267 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
16268 (init_expmed): Fix potential overrun problem with "all.reg".
16269 (expand_sdiv2_pow2): Add an alternate implementation for signed
16270 division, if the target provides a suitable conditional move insn.
16272 2004-08-09 Paul Brook <paul@codesourcery.com>
16273 Richard Henderson <rth@redhat.com>
16275 * unwind-dw2.c (uw_install_context_1): Update target saved stack
16278 2004-08-09 Geoffrey Keating <geoffk@apple.com>
16280 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
16281 Check DATA limit only if there's no AS limit. Ignore insanely
16283 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
16284 but take care that the AS limit isn't overrun.
16285 * doc/invoke.texi: Update documentation of min-heapsize parameter.
16287 2004-08-09 Jeff Law <law@redhat.com>
16289 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
16290 (tree-ssa-threadupdate.o): Add dependencies.
16291 * tree-ssa-threadupdate.c: New file.
16292 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
16293 (rewrite_vars_out_of_ssa): Remove prototype.
16294 (cleanup_tree_cfg): Returns a bool.
16295 * tree.h (thread_through_all_blocks): Prototype.
16296 * tree-outof-ssa.c (SSANORM_*): Move into here.
16297 (remove_ssa_form): Now static.
16298 (rewrite_vars_out_of_ssa): Kill.
16299 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
16300 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
16301 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
16302 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
16303 anything was changed.
16304 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
16305 from the PHI's annotation rather than the edge associated with
16307 * tree-ssa-dom.c (redirection_edges): Kill.
16308 (redirect_edges_and_update_ssa_graph): Kill.
16309 (tree_ssa_dominator_optimize): Do not reset forwardable flag
16310 for blocks anymore. Do not initialize redirection_edges.
16311 Call thread_through_all_blocks. Simplify code for cleanup
16312 of the CFG and iterating. No longer call cleanup_tree_cfg
16313 outside the iteration loop.
16314 (thread_across_edge): No longer mess with forwardable blocks.
16316 2004-08-09 Zack Weinberg <zack@codesourcery.com>
16318 * explow.c (memory_address): Use memory_address_p.
16319 * recog.c (general_operand): Likewise.
16320 * regrename.c: No need to define REG_OK_STRICT.
16322 2004-08-09 Steven Bosscher <stevenb@suse.de>
16324 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
16326 * gcse.c: Include timevar.h.
16327 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
16328 and global_copy_prop_count.
16329 (local_const_prop_count, local_copy_prop_count): New static globals.
16330 (gcse_main): Set the right timevar for each pass.
16331 (cprop_jump): Increment global_const_prop_count when a constant is
16332 propagated. Add "GLOBAL" to dump output.
16333 (cprop_insn): Increment global_const_prop_count when a constant is
16334 propagated, or global_copy_prop_count when a copy is propagated.
16335 (do_local_cprop): Likewise for local_const_prop_count and
16336 local_copy_prop_count.
16337 (one_cprop_pass): Initialize const/cprop counters to zero.
16338 Print out results of local and global const/cprop separately.
16339 (bypass_block): Break over-length line.
16340 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
16341 for bb-reorder.o and tracer.o.
16343 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16345 * Makefile.in (GTFILES): Remove stmt.c
16346 (stmt.o): Do not depend on gt-stmt.h.
16347 * emit-rtl.c (emit_line_note): Do not call
16348 set_file_and_line_for_stmt.
16349 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
16351 * function.c (free_after_parsing): Do not free STMT field.
16352 (allocate_struct_function): Do not call init_stmt_for_function.
16353 (assign_stack_temp_for_type): Do not accept values of keep
16355 (init_temp_slots): Do not initialize removed variables.
16356 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
16357 and X_VAR_TEMP_SLOT_LEVEL fields.
16358 * rtl.h (set_file_and_line_for_stmt): Remove.
16359 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
16360 struct stmt_status, cond_stack, case_stack, nesting_stack,
16361 nesting_depth, emit_locus, set_file_and_line_for_stmt,
16362 same_case_target_p, init_stmt_for_function, emit_nop,
16363 expand_start_cond, expand_start_elseif, expand_start_else,
16364 expand_elseif, expand_end_cond): Remove.
16365 (preserve_subexpressions_p): Remove references to CFUN->STMT.
16366 (expand_start_case, expand_end_case_type): Remove, merge into...
16367 (expand_case): ... this one, including other bits from
16368 expand_expr_real_1. Inline same_case_target_p. Turn members
16369 of CASE_STACK into local variables.
16370 (emit_case_bit_tests): Inline same_case_target_p.
16371 (add_case_node): Add HEAD argument, return new head of the list,
16372 do not handle default label here.
16373 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
16374 expand_start_elseif, current_nesting_level, expand_start_case,
16375 expand_end_case_type, expand_end_case, add_case_node,
16376 init_stmt_for_function, expand_elseif): Remove prototypes.
16377 (expand_case): Add prototype.
16379 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16381 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
16383 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
16385 * expr.c (var_rtx): Remove.
16386 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
16387 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
16388 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
16390 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
16391 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
16392 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
16394 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
16395 Ayal Zaks <zaks@il.ibm.com>
16397 * common.opt (freschedule-modulo-scheduled-loops): New flag.
16398 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
16399 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
16400 when -freschedule-modulo-scheduled-loops flag is not specified.
16401 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
16402 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
16403 More accurate placing of insn in row of partial schedule.
16404 (ps_insn_find_column): New function.
16405 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
16406 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
16407 (schedule_region): Use sched_is_disabled_for_current_region_p.
16408 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
16410 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
16412 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
16415 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
16417 * config/i386/i386.c (ix86_expand_clrmem): Properly call
16418 gen_strset for 64bit target.
16420 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
16422 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
16424 2004-08-07 Jason Merrill <jason@redhat.com>
16426 Make return in memory explicit.
16427 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
16428 (assign_parm_find_data_types): Remove code for old front end
16429 invisible reference handling.
16430 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
16431 (expand_function_end): Likewise.
16432 * gimplify.c (gimplify_return_expr): Handle a dereferenced
16434 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
16435 (declare_return_variable): Handle DECL_BY_REFERENCE.
16436 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
16437 (cp_genericize_r): Use convert_from_reference.
16438 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
16439 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
16441 * c-common.c (c_warn_unused_result): Check TREE_USED before
16442 warning about a CALL_EXPR with an unused value.
16444 2004-08-06 Mark Mitchell <mark@codesourcery.com>
16446 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
16447 to the compiler. Use -fshort-wchar by default.
16449 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
16451 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
16452 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
16454 * doc/invoke.texi (param): Document min-crossjump-insns.
16456 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
16459 * c.opt (Wmissing-field-initializers): New option.
16460 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
16461 * c-typeck.c (pop_init_level): Guard the missing field warning with
16462 warn_missing_field_initializers rather than extra_warnings.
16463 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
16464 some of the explanation from...
16465 (-Wextra): ...here. Say that the missing field warning can be
16466 seperately controlled by -Wmissing-field-initializers.
16468 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
16470 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
16471 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
16472 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
16473 * tree.def (ENTRY_VALUE_EXPR): Remove.
16475 2004-08-06 Jakub Jelinek <jakub@redhat.com>
16477 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
16478 the places where it is actually needed. Don't use repz; stosb
16479 for -Os with sufficiently small constant sizes.
16480 For sufficiently small repz; stos{l,q} repeat counts use a sequence
16481 of stos{l,q} instructions instead.
16483 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16485 PR tree-optimization/16807
16486 * loop-iv.c (dump_iv_info): Dump invariants correctly.
16487 (iv_subreg, iv_extend): Express value of invariant purely in
16490 2004-08-06 Mark Mitchell <mark@codesourcery.com>
16492 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
16493 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
16495 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
16497 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
16498 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
16500 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
16501 pattern until reload is finished to allow better code generation
16502 and split them completely into separate instrunctions.
16503 (*andsi3_split): New pattern.
16505 2004-08-05 Mark Mitchell <mark@codesourcery.com>
16507 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
16508 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
16509 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16510 * tree.h (handle_dll_attribute): Declare. Test
16511 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16512 * c-common.h (c_determine_visibility): Declare.
16513 * c-common.c (c_determine_visibility): New function.
16514 * c-decl.c (finish_decl): Use it.
16515 (finish_function): Likewise.
16516 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
16517 zero, by default. Use #if, not #ifdef, to test it.
16518 * config/arm/arm.c (arm_attribute_table): Use
16519 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
16521 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
16522 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
16524 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
16525 * config/i386/i386.c (ix86_attribute_table): Use
16526 handle_dll_attribute for dllimport/dllexport. Test
16527 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
16528 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
16529 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
16531 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
16533 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
16535 * doc/extend.texi (dllexport): Clarify and correct documentation.
16536 (dllimport): Likewise.
16537 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
16538 handle_dll_attribute.
16540 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16542 * tree-ssa-loop-manip.c: New file.
16543 * Makefile.in (tree-ssa-loop-manip.o): Add.
16544 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
16546 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
16548 (tree_ssa_loop_done): Verify loop closed ssa form.
16549 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
16551 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16553 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
16554 pa_asm_output_aligned_local): New functions.
16555 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
16556 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
16557 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
16558 pa_asm_output_aligned_common.
16559 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16560 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
16561 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
16562 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16563 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
16564 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
16565 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16566 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
16569 2004-08-05 Andrew Pinski <apinski@apple.com>
16571 * objc/objc-act.c (build_objc_string_object): Mark the address
16572 expression as constant.
16574 2004-08-05 David Edelsohn <edelsohn@gnu.org>
16576 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
16577 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
16578 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
16580 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
16582 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
16583 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
16584 out, and associated obsolete comments.
16586 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
16588 * tree.h (force_fit_type): Return a tree, take three flags.
16589 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
16590 TREE_CONSTANT_OVERFLOW here.
16591 (int_const_binop, const_binop): Adjust.
16592 (size_int_type): Do sign extension here.
16593 (fold_convert_const, optimize_bit_field_compare,
16594 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
16595 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
16596 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
16598 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16600 PR tree-optimization/16864
16601 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
16602 for ssa names without default_def.
16604 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
16606 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
16607 frame pointer, restore eax with an ebp-relative address.
16609 2004-08-04 Geoffrey Keating <geoffk@apple.com>
16612 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
16613 * c-common.h (make_rtl_for_local_static): Delete.
16614 * c-decl.c (shadow_tag_warned): Clean up comment.
16615 (finish_decl): Clean up spacing. Use set_user_assembler_name when
16616 appropriate. Don't pass asmspec to rest_of_decl_compilation.
16617 * c-semantics.c (make_rtl_for_local_static): Delete.
16618 * expr.c (init_block_move_fn): Use set_user_assembler_name.
16619 (init_block_clear_fn): Likewise.
16620 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
16621 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
16622 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
16623 * tree.h (make_decl_rtl): Remove second parameter.
16624 (set_user_assembler_name): New.
16625 * varasm.c (set_user_assembler_name): New.
16626 (make_decl_rtl): Remove second parameter. Update callers in many
16629 2004-08-05 Adam Nemet <anemet@lnxw.com>
16631 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
16632 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
16634 * gthr-lynx.h: New file.
16635 * config/lynx-ng.h: Remove file.
16636 * config/lynx.h: Update to LynxOS 4.0.
16637 * config/t-lynx: New file.
16638 * config/i386/lynx-ng.h: Remove file.
16639 * config/i386/lynx.h: Update to LynxOS 4.0.
16640 * config/rs6000/lynxbase.h: Remove file.
16641 * config/rs6000/lynx.h: Update to LynxOS 4.0.
16642 * config/rs6000/t-lynx: New file.
16643 * doc/install.texi (Options specification): Remove reference to
16644 LynxOS from systems where --with-gnu-as makes a difference.
16646 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
16648 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
16650 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
16652 (c_cpp_builtins): Call it.
16653 * doc/cpp.texi: Update.
16655 2004-08-04 David Edelsohn <edelsohn@gnu.org>
16657 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
16660 2004-08-04 Jan Hubicka <jh@suse.cz>
16662 * basic-block.h (profile_staus): New global variable.
16663 * cfg.c (profile_status): Declare.
16664 (check_bb_profile): Break out from ....; use profile_status
16665 (dump_flow_info): ... here.
16666 * cfgbuild.c (find_basic_blocks): Set profile_status.
16667 * cfgexpand.c (tree_expand_cfg): Likewise.
16668 * predict.c (estimate_probability): Likewise.
16669 * profile.c (branch_prob): Likewise.
16670 * tree-cfg.c (build_tree_cfg): Likewise.
16671 (dump_function_to_file): Use check_bb_profile.
16672 * tree-pretty-print (dump_bb_header): Likewise.
16673 * tree-profile.c (do_tree_profiling): Cleanup.
16675 2004-08-04 Zack Weinberg <zack@codesourcery.com>
16677 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
16678 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
16679 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
16680 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
16681 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
16682 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
16683 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
16684 (ggc-none.o, errors.o): Move rule to generators section;
16685 correct dependencies.
16686 (min-insn-modes.o): Move rule to generators section; remove
16687 unnecessary explicit command; correct dependencies.
16688 (print-rtl.o, print-rtl1.o): Correct dependencies.
16689 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
16690 (mostlyclean): Update.
16692 * errors.c: Include bconfig.h not config.h. Correct comment.
16693 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
16694 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
16695 * print-rtl.c: Don't include tm_p.h.
16697 * rtl.h: Move forward-decl of struct function down where it's
16698 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
16699 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
16701 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16702 Jeff Law <law@redhat.com>
16704 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
16705 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
16706 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
16707 manipulate the duplicated ssa names.
16708 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
16709 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
16710 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
16712 (release_ssa_name): Do not release ssa names that may have multiple
16714 * tree.h (release_ssa_name_force, mark_for_rewrite,
16715 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
16716 marked_ssa_names): Declare.
16717 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
16718 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
16719 Update call to rewrite_ssa_into_ssa.
16721 2004-08-04 Mark Mitchell <mark@codesourcery.com>
16723 * defaults.h (TARGET_DECLSPEC): New macro.
16724 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
16725 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
16726 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
16727 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
16728 __declspec support.
16729 (TARGET_DECLSPEC): Define.
16730 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
16731 __declspec support.
16732 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
16733 __declspec support.
16734 (TARGET_DECLSPEC): Define.
16735 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
16736 __declspec support.
16737 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
16739 * doc/tm.texi (TARGET_DECLSPEC): Document.
16741 * doc/extend.texi: Fix typo in comment.
16743 2004-08-04 Paul Brook <paul@codesourcery.com>
16745 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
16746 (TARGET_CXX): Use it.
16747 * target.h (struct gcc_target): Add cdtor_returns_this.
16748 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
16749 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
16750 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
16752 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
16754 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
16755 low/high pair. Do range checking directly.
16756 (interpret_integer): Adjust.
16758 2004-08-04 Nick Clifton <nickc@redhat.com>
16760 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
16762 * doc/invoke.texi: Document this new switch and also the -mrenesas
16765 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
16767 * cfglayout.c (insn_locators_initialize): Update the current
16768 location before initializing a location.
16770 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16772 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
16773 (dbxout_function_end): Return after emitting the "Lscope" symbol
16774 under the same conditions that this function formerly wasn't called.
16775 Add explanatory comments.
16778 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
16782 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
16783 functions, broken out of dbxout_block.
16784 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
16785 stabs too, if it contains symbols. Use the begin_label and
16786 the Lscope label (emitted by dbxout_function_end) for the
16787 range of this block.
16789 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
16791 * doc/install.texi: Update autoconf version requirements.
16793 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16795 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
16796 * recog.c (general_operand, immediate_operand, nonmemory_operand)
16797 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
16798 * regclass.c (record_reg_classes): Likewise.
16799 * reload.c (find_reloads): Likewise.
16800 * reload1.c (reload): Likewise.
16802 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16804 * gensupport.c (init_md_reader_args_cb): Renamed from
16805 init_md_reader_args. Add third option, callback function for
16806 parsing program-specific options. Add diagnosis of incorrect
16807 number of input files.
16808 (init_md_reader): Fold into init_md_reader_args_cb.
16809 (init_md_reader_args): Now a thin wrapper around
16810 init_md_reader_args_cb.
16811 * gensupport.h: Update prototypes.
16813 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
16814 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
16815 * genrecog.c: No need to diagnose lack of an input file;
16816 init_md_reader_args will handle it.
16817 * genconditions.c: Likewise, and use init_md_reader_args.
16818 * genconstants.c: Likewise, and no need to call read_md_rtx.
16820 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
16822 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
16825 2004-08-03 Mike Stump <mrs@apple.com>
16827 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
16829 * doc/invoke.texi (Darwin Options): Update to reflect above.
16831 2004-08-03 Roger Sayle <roger@eyesopen.com>
16833 PR middle-end/16790
16834 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
16835 truncations, not just global truncations.
16837 2004-08-03 Andrew Pinski <apinski@apple.com>
16840 * loop-iv.c (simplify_using_assignment): Initialize lhs.
16842 2004-08-03 Paul Brook <paul@codesourcery.com>
16844 * gcc/doc/install.texi: Document MPFR requirement.
16846 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
16848 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
16849 and mmap() explicitly instead of relying on preset autoconf cache
16851 * configure: Regenerate.
16853 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
16856 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
16858 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
16859 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
16862 * config/i386/t-gmm_malloc: New file.
16863 * config/i386/t-pmm_malloc: Likewise.
16865 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
16867 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
16868 Tanguy Fautrà <tfautre@pandora.be>
16870 * config/i386/pmm_malloc.h: New file.
16872 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
16874 * config/i386/gmm_malloc.h: New file.
16876 2004-08-03 Dale Johannesen <dalej@apple.com>
16878 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
16879 * c-common.c: Include opts.h.
16880 (c_common_get_alias_set): Fix check for a single input file.
16881 * toplev.c: Remove current_file_decl.
16884 2004-08-03 Mark Mitchell <mark@codesourcery.com>
16886 * config.gcc (arm*-*-symbianelf*): New target.
16887 * config/arm/symbian.h: New file.
16889 * gthr-gnat.c: Add visibility #pragmas.
16890 * gthr-gnat.h : Likewise.
16891 * gthr.h: Likewise.
16892 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
16893 (__ffsDI2): Likewise.
16894 (__clzSI2): Likewise.
16895 (__ctzSI2): Likewise.
16896 (__ctzDI2): Likewise.
16897 (__popcountSI2): Likewise.
16898 (__popcountDI2): Likewise.
16899 (__paritySI2): Likewise.
16900 (__parityDI2): Likewise.
16901 * libgcc2.h: Add visibility #pragmas.
16902 (__clzDI2): Add prototype.
16903 (__clzSI2): Likewise.
16904 (__ctzSI2): Likewise.
16905 (__ffsDI2): Likewise.
16906 (__ffsSI2): Likewise.
16907 (__ctzDI2): Likewise.
16908 (__popcountSI2): Likewise.
16909 (__popcountDI2): Likewise.
16910 (__paritySI2): Likewise.
16911 (__parityDI2): Likewise.
16912 * unwind-dw2-fde.h: Add visibility #pragmas.
16913 * unwind.h: Likewise.
16915 2004-08-03 David Edelsohn <edelsohn@gnu.org>
16916 Dale Johannesen <dalej@apple.com>
16917 Roger Sayle <roger@eyesopen.com>
16919 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
16920 constants more accurately. Adjust costs for FMA instructions.
16921 Add cases for most logical and float operations. Recurse into
16924 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
16926 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
16928 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
16930 * ra-build.c (conflicts_between_webs): For webs that cross a call add
16931 conflicts to regs_invalidated_by_call.
16933 2004-08-03 Paul Brook <paul@codesourcery.com>
16935 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
16937 2004-08-03 Jan Hubicka <jh@suse.cz>
16939 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
16940 ARRAY_REF argument.
16942 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
16944 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
16945 arm968es, arm10e, arm1020e, arm1022e.
16946 * invoke.texi: Update list of ARM cores.
16947 * arm-tune.md: Regenerate.
16949 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
16951 * arm/gentune.sh: New file.
16952 * arm/t-arm: New file.
16953 * arm/arm-tune.md: New file (autogenerated).
16954 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
16955 * arm.md (attribute tune): Delete. Include arm-tune.md.
16957 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
16959 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
16960 penultimate parameter. All callers adjusted.
16961 (struct prefix_list): Remove used_flag_ptr.
16962 (find_a_file): Do not set *pl->used_flag_ptr.
16963 (warn_B, warn_std_ptr): Remove.
16965 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
16966 Mostafa Hagog <mustafa@il.ibm.com>
16968 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
16970 2004-08-02 Geoffrey Keating <geoffk@apple.com>
16972 * dwarf2out.c (output_call_frame_info): Don't change data format
16973 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
16974 label. Use 'true' not '1'.
16975 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
16978 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16980 * gdbinit.in: Reflect previous changes to rtunion_def.
16982 2004-08-02 Roger Sayle <roger@eyesopen.com>
16984 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
16985 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
16987 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16989 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
16991 * langhooks.h (lang_hooks::builtin_function): Rename parameter
16992 from "class" to "bt_class".
16994 2004-08-02 Paul Brook <paul@codesourcery.com>
16996 PR rtl-optimization/15068
16997 * flow.c (init_propagate_block_info): Check condition is reversible.
16999 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
17001 * gengtype.h (options::info): Change type to const char *.
17002 (enum gc_used_enum): Move out of struct type scope.
17003 * gengtype.c (create_option): Convert initializer for option::info to
17005 (adjust_field_type, walk_type, write_func_for_structure,
17006 write_root, write_roots): Remove pointless cast.
17008 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
17010 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
17012 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
17014 * rtl.h (union rtunion_def): Have all members start with the
17016 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
17017 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
17018 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
17019 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
17021 * gengtype.c (adjust_field_rtx_def): Likewise.
17022 * rtlanal.c (loc_mentioned_in_p): Likewise.
17024 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
17026 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
17027 Replace uses of mips/elf64.h with mips/elf.h
17028 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
17029 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
17030 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
17031 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
17032 (HANDLE_SYSV_PRAGMA): Delete.
17033 (ASM_OUTPUT_DEF): Fix formatting.
17034 * config/mips/elf64.h: Delete.
17036 2004-08-01 Zack Weinberg <zack@codesourcery.com>
17038 * config/ia64/ia64.c (got_symbolic_operand): Do require a
17039 symbol+offset operand to have its offset be zero mod 0x3fff
17040 when GOT entries are in use. Clarify logic in SYMBOL_REF
17041 case. Clarify comments.
17042 (ia64_expand_load_address): Split a symbol+offset load when
17043 the offset is nonzero mod 0x3fff, not 0x1fff.
17045 2004-08-01 Geoffrey Keating <geoffk@apple.com>
17047 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
17048 if trying to *store* to a non-offsettable address.
17049 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
17050 a nonoffsettable address.
17051 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
17053 (movti_string): Don't move GPRs to a nonoffsettable address.
17054 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
17056 2004-08-02 Ben Elliston <bje@au.ibm.com>
17059 * config/rs6000/altivec.h: Replace typeof with __typeof__.
17061 2004-08-01 Richard Henderson <rth@redhat.com>
17063 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
17064 variable sized types.
17066 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
17068 * doc/invoke.texi: In the MIPS options section, remove the passage
17069 saying that -mexplicit-relocs is usually disabled for -mabicalls
17070 -fno-unit-at-a-time.
17071 * config/mips/mips.c (override_options): Remove the code that enforced
17074 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
17076 * config/mips/mips.md (cprestore): Provide two alternatives, one for
17077 an in-range offset and one for an out-of-range offset. Wrap the latter
17078 in .set macro/.set nomacro if it's inside a .set nomacro block.
17080 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
17082 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
17083 (mips_restore_gp): Declare.
17084 * config/mips/mips.c (mips_add_offset): Add a scratch register
17085 argument. Reimplement in rtl only, reusing MIPS16 logic from
17086 mips_output_mi_thunk.
17087 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
17088 to mips_add_offset.
17089 (mips_gp_save_slot): Delete.
17090 (mips_restore_gp): New function.
17091 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
17092 * config/mips/mips.md (exception_receiver): Turn into a
17093 define_insn_and_split. Use mips_restore_gp to do the split.
17094 (call_internal, call_value_internal, call_value_multiple_internal): Use
17095 mips_restore_gp to restore $gp.
17097 2004-07-31 Andrew Pinski <apinski@apple.com>
17100 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
17102 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
17104 * c-decl.c (diagnose_mismatched_decls): Give error for external
17105 redeclaration of identifier declared with no linkage, not just
17106 warning with -Wtraditional. Do not check DECL_CONTEXT to give
17107 error for redeclaration with no linkage.
17109 2004-07-30 Geoffrey Keating <geoffk@apple.com>
17110 Fariborz Jahanian <fjahanian@apple.com>
17112 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
17113 non-offsettable addresses even for DImode.
17114 (rs6000_split_multireg_move): Cope with non-offsettable addresses
17115 being moved into multiple GPRs.
17117 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
17119 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
17120 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
17122 * config/rs6000/darwin-ldouble.c (isless): New macro.
17124 (nonfinite): New macro.
17126 (_xlqadd): Completely rewrite.
17127 (_xlqmul): Correct overflow handling.
17128 (_xlqdiv): Correct overflow handling.
17129 * config/rs6000/darwin-ldouble-format: New file.
17131 2004-07-30 Roger Sayle <roger@eyesopen.com>
17132 Richard Henderson <rth@redhat.com>
17134 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
17135 9 into the equivalent lea instruction.
17137 2004-07-30 Richard Henderson <rth@redhat.com>
17139 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
17140 with DECL_INITIAL if fb_lvalue.
17141 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
17142 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
17144 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
17146 2004-07-30 Diego Novillo <dnovillo@redhat.com>
17148 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
17149 pointer escapes through a function call, assume that the
17150 callee will dereference it.
17151 (add_pointed_to_var): Assume that VALUE is always an
17153 (collect_points_to_info_r): Only call add_pointed_to_var if
17154 the value is an ADDR_EXPR.
17156 2004-07-30 Diego Novillo <dnovillo@redhat.com>
17158 * tree-ssa-alias.c (create_alias_map_for): Do not get the
17159 alias set of the inner type of ARRAY_TYPEs.
17161 2004-07-29 Diego Novillo <dnovillo@redhat.com>
17163 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
17164 setting a non-register to UNDEFINED right before the call to
17167 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
17169 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
17171 2004-07-29 Diego Novillo <dnovillo@redhat.com>
17173 * tree-ssa.c (verify_flow_sensitive_alias_info): When
17174 comparing points-to sets of different pointers, make sure the
17175 second pointer is actually referenced in the code.
17177 2004-07-29 Zack Weinberg <zack@codesourcery.com>
17179 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
17180 (got_symbolic_operand): Remove unreachable code.
17181 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
17182 setjmp_operand; add entry for tls_symbolic_operand.
17183 * config/ia64/ia64-protos.h: Remove all prototypes of
17184 predicate functions.
17186 2004-07-29 Mark Mitchell <mark@codesourcery.com>
17188 * c-common.h (lang_post_pch_load): New variable.
17189 * c-pch.c (lang_post_pch_load): Define it.
17190 (c_common_read_pch): Use it.
17191 * cgraphunit.c (record_call_1): Give the front end a chance to
17192 record additional needed entities when a variable is marked as
17194 * tlink.c (recompile_files): Robustify.
17195 (scan_linker_output): If a symbol is assigned to a file,
17196 but after recompilation is not present there, issue an error
17199 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17201 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
17202 Take orig_loop argument and pass it to set_level.
17203 (schedule_sm): Pass the correct orig_loop to force_move_till.
17205 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17207 * cfgloop.c (update_latch_info): Update dominator of the new block.
17208 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
17210 * dominance.c (verify_dominators): Check that the dominance tree is
17212 (recount_dominator): Ignore unreachable blocks.
17213 (iterate_fix_dominators): Cleanup old dominance information before
17216 2004-07-29 Diego Novillo <dnovillo@redhat.com>
17218 * tree-ssa-operands.c (get_expr_operands): Revert changes
17219 to ADDR_EXPR processing introduced by:
17220 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17221 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
17223 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
17225 * doc/implement-c.texi: Add C90 subclause references. Point to
17226 preprocessor documentation instead of duplicating it. Add points
17227 only present in C90. Fill in documentation for all points.
17229 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17231 * pa.c (output_movb): Correct typo.
17233 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
17235 * ra.h (single_reg_in_regclass): Declare.
17236 * ra.c (single_reg_in_regclass): Define.
17237 (first_hard_reg): New.
17238 (init_ra): Initialize single_reg_in_regclass.
17239 * ra-colorize.c (ok_class): New.
17240 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
17242 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
17244 * gcov-io.h: Allow zero tag as EOF indicator.
17245 (gcov_is_eof): Remove.
17246 (gcov_truncate): Remove.
17247 * gcov-io.c (gcov_seek): Always SEEK_SET.
17248 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
17250 * coverage.c (read_counts_file): Don't use gcov_is_eof.
17251 * gcov-dump.c (dump_file): Likewise.
17252 * gcov.c (read_graph_file, read_count_file): Likewise.
17254 * c-decl.c (complete_array_type): Don't gratuitously copy
17255 maxindex. Check it always has a type.
17257 2004-07-29 Steven Bosscher <stevenb@suse.de>
17259 * rtl.c (currently_expanding_to_rtl): New.
17260 * rtl.h (currently_expanding_to_rtl): Export it.
17261 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
17263 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
17265 * config/sh/sh.c: Replace rtx_equal_function_value_matters
17266 with currently_expanding_to_rtl.
17267 * config/sh/sh.md: Likewise.
17268 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
17270 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
17272 Introduce sh2a support.
17273 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
17274 * config.gcc: Build multilibs for sh2a and sh2a-single by
17276 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
17277 default. Split their tests out of the corresponding SH4
17279 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
17280 multilibs for SH2a.
17281 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
17282 * config.gcc: Handle sh2a multilibs and cpu selection.
17283 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
17284 * config/sh/t-mlib-sh2a: New.
17285 * config/sh/t-mlib-sh2a-nofpu: New.
17286 * config/sh/t-mlib-sh2a-single: New.
17287 * config/sh/t-mlib-sh2a-single-only: New.
17288 2004-07-09 Nick Clifton <nickc@redhat.com>
17290 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
17291 -ml and -m2a are used together.
17292 2004-03-23 DJ Delorie <dj@redhat.com>
17293 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
17294 when we have a double-sized FPU.
17295 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
17296 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
17298 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
17299 -msh2a-single and -msh2a-single-only
17300 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
17301 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
17303 2004-02-20 DJ Delorie <dj@delorie.com>
17304 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
17305 2004-02-20 Fred Fish <fnf@redhat.com>,
17306 Corinna Vinschen <vinschen@redhat.com>
17307 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
17308 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
17309 2004-02-18 DJ Delorie <dj@redhat.com>
17310 * config/sh/sh.c (broken_move): Add support for movi20.
17311 * config/sh/sh.h: Likewise.
17312 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
17313 * config/sh/sh.md (udivsi3_sh2a): New.
17314 (udivsi3): Call it.
17315 (divsi3_sh2a): New.
17318 (ashlsi3_sh2a): New.
17319 (ashrsi3_sh2a): New.
17320 (lshrsi3_sh2a): New.
17321 (movsi_i): Disable for sh2a.
17322 (movsi_ie): Add movi20.
17323 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
17324 sh2a, for -m2a-nofpu mode.
17325 2004-02-13 DJ Delorie <dj@redhat.com>
17326 * config/sh/lib1funcs.asm: Handle double vs single better.
17327 * config/sh/sh.h: Likewise.
17328 2004-02-09 DJ Delorie <dj@redhat.com>
17329 * config/sh/crt1.asm: Add support for sh2a.
17330 * config/sh/elf.h: Likewise.
17331 * config/sh/lib1funcs.asm: Likewise.
17332 * config/sh/sh.c: Likewise.
17333 * config/sh/sh.md: Likewise.
17334 * config/sh/sh.h: Likewise.
17335 * config/sh/t-sh: Likewise.
17337 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
17339 * config/frv/frv.md (movqi_internal, movhi_internal,
17340 movsi_internal): Add backup alternatives for memory inputs.
17342 2004-07-28 Matt Austern <austern@apple.com>
17344 * config/darwin.c (darwin_one_byte_bool): New global variable.
17345 * config/darwin.h (darwin_one_byte_bool): Declare.
17346 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
17347 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
17348 value of darwin_one_byte_bool.
17349 * doc/invoke.texi: Document -mone-byte-bool flag.
17351 2004-07-28 Eric Christopher <echristo@redhat.com>
17353 * c-common.c (c_common_unsafe_for_reeval): Delete.
17354 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
17355 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
17356 * calls.c (fix_unsafe_tree): Delete.
17357 (expand_call): Delete code which used above.
17358 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
17359 * expr.c (expand_expr_real_1): Ditto.
17360 * fold-const.c (non_lvalue): Ditto.
17361 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
17362 (lhd_unsafe_for_reeval): Ditto.
17363 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
17364 * langhooks.h (unsafe_for_reeval): Ditto.
17365 (unsave_expr_now): Adjust comment.
17366 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
17367 (estimate_num_insns_1): Ditto.
17368 * tree-pretty-print.c (dump_generic_node): Ditto.
17369 * tree.c (expr_align): Ditto.
17370 (unsave_expr): Delete.
17371 (unsafe_for_reeval): Ditto.
17372 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
17373 * tree.def (UNSAVE_EXPR): Delete.
17374 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
17376 2004-07-28 Zack Weinberg <zack@codesourcery.com>
17378 * tree.h (enum tls_model): Move ...
17379 * coretypes.h: ... here.
17381 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
17383 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
17385 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
17387 * cse.c (validate_canon_reg): New function, split out from...
17388 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
17390 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17392 * tree-ssa-alias.c (maybe_create_global_var): Don't just
17393 return if .GLOBAL_VAR has been created.
17395 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17397 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
17398 every variable that may have aliases, not just tags.
17400 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
17402 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
17403 move_from_CR_eq_bit.
17404 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
17407 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
17410 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
17411 output_e500_flip_eq_bit.
17413 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
17414 output_e500_flip_eq_bit.
17415 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
17416 output_e500_flip_eq_bit.
17417 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
17418 (print_operand): case D. Get to EQ bit.
17420 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
17422 * gcov.c (function_summary): Add missing \n.
17424 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
17426 Introduce sh4a support.
17427 * config.gcc: Handle sh4a multilibs and cpu selection.
17428 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
17429 * config/sh/t-mlib-sh4a: New.
17430 * config/sh/t-mlib-sh4al: New.
17431 * config/sh/t-mlib-sh4a-nofpu: New.
17432 * config/sh/t-mlib-sh4a-single: New.
17433 * config/sh/t-mlib-sh4a-single-only: New.
17434 2004-02-20 DJ Delorie <dj@redhat.com>
17435 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
17436 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
17437 2003-08-22 Eric Christopher <echristo@redhat.com>
17438 * config/sh/sh4a.md: Update for chip errata.
17439 2003-08-07 Eric Christopher <echristo@redhat.com>
17440 * config/sh/sh4a.md: New file. sh4a processor description.
17441 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
17442 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
17444 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
17445 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
17446 * doc/invoke.texi (SH Options): Document -m4al.
17447 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
17448 * config/sh/sh.c (expand_block_move): Remove commented-out code
17449 checked in by mistake.
17450 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
17451 single elements from SFmode vectors.
17452 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
17454 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
17455 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
17456 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
17457 sh_fsca_int2sf): Remove variable declarations.
17458 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
17459 sh_fsca_int2sf): New functions.
17460 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
17461 sh_fsca_int2sf_rtx): New static variables.
17462 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
17463 sh_fsca_int2sf): Declare.
17464 * config/sh/sh.md: Adjust.
17465 * doc/invoke.texi (SH Options): Document new options.
17466 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
17467 compatibility from SH4 code.
17468 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
17469 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
17471 (memory_movsrc_operand): Renamed to...
17472 (unaligned_load_operand): ... this. Simplified.
17473 * config/sh/sh.h (PREDICATE_CODES): Adjust.
17474 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
17475 input operand to SImode, and adjust the others. Introduce
17476 post-increment by peephole.
17477 * config/sh/sh.c (expand_block_move): Give the target address the
17478 same mode as the temp reg.
17479 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
17481 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
17482 Introduce support for SH4a.
17483 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
17484 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
17485 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
17486 sh_fsca_int2sf): New.
17487 (sh_init_builtins): Initialize them.
17488 (print_operand): Support `d'.
17489 (expand_block_move): Use movua if src is misaligned.
17490 (memory_movsrc_operand): New.
17491 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
17492 and one of the SH4 macros.
17493 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
17494 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
17495 SELECT_SH4A_SINGLE): New.
17496 (TARGET_NONE): Add SH4A_BIT.
17497 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
17498 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
17499 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
17500 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
17501 (enum processor_type): Added PROCESSOR_SH4A.
17502 (PREDICATE_CODES): Add memory_movsrc_operand.
17503 * config/sh/sh.md: Removed unused variables.
17504 (attr cpu): Add sh4a.
17505 (attr type): Add movua, fsrra and fsca.
17506 (prefetch): New, for SH4.
17507 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
17508 (toggle_sz): Set type to fp.
17509 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
17510 (movua, extv, extzv): New.
17511 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
17512 and 4a-single-only.
17514 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17516 * tree-optimize.c (init_tree_optimization_passes): Schedule
17517 pass_may_alias right after the program is renamed into SSA.
17518 * tree-pass.h (PROP_alias): Define.
17519 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
17520 * tree-sra.c (pass_sra): Likewise.
17521 * tree-ssa-ccp.c (pass_ccp): Likewise.
17522 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
17523 * tree-ssa-dce.c (pass_dce): Likewise.
17524 * tree-ssa-dom.c (pass_dominator): Likewise.
17525 * tree-ssa-dse.c (pass_dse): Likewise.
17526 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17527 * tree-ssa-loop-ch.c (pass_ch): Likewise.
17528 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17529 * tree-ssa-pre.c (pass_pre): Likewise.
17530 * tree-tailcall.c (pass_tail_recursion): Likewise.
17531 * tree-ssa.c (pass_redundant_phi): Likewise.
17532 * tree-ssa-alias.c (aliases_computed_p): Remove.
17534 (init_alias_info): Do not mark all type tags for renaming
17536 Clear may_aliases from every symbol.
17537 (setup_pointers_and_addressables): If a pointer has not been
17538 dereferenced and it had a type tag, clear it and mark the old
17541 2004-07-28 Diego Novillo <dnovillo@redhat.com>
17543 PR tree-optimization/16705
17544 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
17547 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17549 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
17552 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
17553 don't make another one.
17555 PR optimization/15077
17556 * function.h (struct function): Add field saved_static_chain_decl.
17557 Fix comment for static_chain_decl.
17558 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
17559 * tree-inline.h (save_body): Add new arg.
17560 * tree-optimize.c (tree_rest_of_compilation): Handle saving
17563 2004-07-27 Richard Henderson <rth@redhat.com>
17565 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
17566 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
17567 is_gimple_addressable.
17568 * tree-gimple.c (is_gimple_addressable): Rename from
17569 is_gimple_addr_expr_arg; accept INDIRECT_REF.
17570 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
17571 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
17572 rename to is_gimple_addressable.
17574 2004-07-28 Alan Modra <amodra@bigpond.net.au>
17576 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
17578 2004-07-27 Richard Henderson <rth@redhat.com>
17580 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
17583 2004-07-27 Zack Weinberg <zack@codesourcery.com>
17585 * libgcc2.c: Change all conditionals testing
17586 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
17587 * libgcc2.h: Likewise.
17588 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
17589 TYPE_PRECISION of float80_type to 80.
17590 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
17591 of fpreg_type and float80_type to 80.
17592 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
17593 * config/m68k/netbsd-elf.h:
17594 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
17595 to evaluate to 80 whenever they would formerly have evaluated to 96.
17596 * config/i386/sco5.h: Remove unnecessary redefinition of
17597 LONG_DOUBLE_TYPE_SIZE.
17598 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
17599 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
17600 XFmode, with a bitsize of 80. Update commentary.
17601 * config/ia64/ia64-modes.def: Likewise.
17602 * config/m68k/m68k-modes.def: Likewise.
17604 2004-07-27 Steven Bosscher <stevenb@suse.de>
17606 * cfgexpand.c (tree_expand_cfg): Fix comment.
17608 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
17609 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
17611 (prepare_function_start): Don't set rtx_equal_function_value_matters.
17612 * integrate.c (copy_rtx_and_substitute): Don't test for it.
17613 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
17614 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
17615 here again. Update leading comment.
17616 * rtl.c (rtx_equal_function_value_matters): Remove.
17617 (rtx_equal_p): Don't test for it.
17618 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
17621 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
17622 * rtl.c (note_insn_name): Likewise.
17623 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
17624 * final.c (final_scan_insn): Likewise.
17626 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
17627 * passes.c (rest_of_handle_eh): Do it here.
17629 * stmt.c (struct nesting): Remove struct nesting block member.
17630 (struct stmt_status): Remove x_block_start_count field.
17631 (current_block_start_count): Remove.
17633 2004-07-27 Brian Booth <bbooth@redhat.com>
17635 * tree-optimize.c (register_one_dump_file): Update condition that uses
17636 static_pass_number.
17637 (dup_pass_1): Replace with...
17638 (next_pass_1): This.
17639 (NEXT_PASS): Call next_pass_1.
17640 (DUP_PASS): Remove.
17641 (init_tree_optimization_passes): Remove uses of DUP_PASS.
17642 (execute_one_pass): Update condition that uses
17643 static_pass_number.
17644 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
17647 2004-07-27 Nick Clifton <nickc@redhat.com>
17649 * config/m32r/m32r.c: Include integrate.h in order to get the
17650 prototype for get_hard_reg_initial_val().
17652 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
17653 and tidy up indentation.
17654 (final_presence_set): Use absence_set instead, so that if there is
17655 nothing in the "o" pipe the "s" pipe can be scheduled.
17657 2004-07-27 Diego Novillo <dnovillo@redhat.com>
17659 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
17660 don't have PT_VARS nor PT_MALLOC set.
17661 Clear name tag from pointers that have not been dereferenced.
17662 (set_pt_anything, set_pt_malloc): Forward declare.
17663 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
17664 not type compatibility when determining if a pointer can be
17667 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
17669 * expr.h (canonicalize_condition, get_condition): Add an int argument.
17670 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
17671 it to check whether the condition is still valid at the jump insn.
17672 * ifcvt.c (noce_get_condition): Likewise.
17673 (noce_get_alt_condition): Update call to canonicalize_condition.
17674 * loop-iv.c (simplify_using_initial_values): Update call to
17675 get_condition. Remove FIXME.
17676 (check_simple_exit): Update call to get_condition.
17677 * loop-unswitch.c (may_unswitch_on): Likewise.
17678 * loop.c (check_dbra_loop): Likewise.
17679 (canonicalize_condition, get_condition): Add an argument to say whether
17680 the condition must still be valid at INSN.
17681 (get_condition_for_loop): Update call to get_condition. Require that
17682 the condition be valid at INSN.
17683 * predict.c (estimate_probability): Update call to get_condition.
17684 Remove unused earliest parameter.
17685 (expected_value_to_br_prob): Update call to canonicalize_condition.
17687 2004-07-26 Eric Christopher <echristo@redhat.com>
17689 * tree-dfa.c (add_referenced_var): Register initializers of global
17692 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
17694 * config/i386/i386.c (function_arg): Always treat 8-
17695 and 16-byte wide vectors the same, even if MMX/SSE
17697 (contains_128bit_aligned_vector_p): Add comment.
17699 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
17701 * ra.h (enum node_type): Rename to:
17702 (enum ra_node_type).
17703 * ra-colorize.c: Likewise.
17705 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
17707 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
17708 after simplifying the jump.
17710 2004-06-26 Richard Henderson <rth@redhat.com>
17712 * calls.c (combine_pending_stack_adjustment_and_call): Make
17713 preferred_unit_stack_boundary argument unsigned. Make
17714 unadjusted_alignment unsigned.
17715 (expand_call): Make preferred_stack_boundary and
17716 preferred_unit_stack_boundary variables unsigned.
17717 * function.c (assign_stack_local_1): Make alignment unsigned.
17718 * function.h (struct function): Make stack_alignment_needed,
17719 preferred_stack_boundary unsigned.
17720 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
17721 (ix86_compute_frame_layout): Make stack_alignment_needed,
17722 preferred_alignment variables unsigned.
17723 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
17725 2004-07-26 Tom Tromey <tromey@redhat.com>
17727 * tree.h: Fix typo in comment.
17729 2004-07-26 Daniel Jacobowitz <dan@debian.org>
17732 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
17733 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
17734 (ggc_free): Remove incorrect freeing.
17735 (sweep_pages): Advance PP for large pages. Fix indentation.
17737 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
17739 PR rtl-optimization/16643
17740 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
17741 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
17742 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
17743 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
17744 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
17745 * function.c (thread_prologue_and_epilogue_insns): Likewise.
17746 * rtl.h (tracer): Add a flags parameter.
17747 * tracer.c (tracer): Pass it to cfg_layout_initialise.
17748 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
17749 (rest_of_handle_reorder_blocks): Update calls to tracer and
17750 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
17751 (rest_of_handle_tracer): Pass 0 to tracer.
17752 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
17754 2004-07-25 David Edelsohn <edelsohn@gnu.org>
17757 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
17760 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
17762 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
17763 (BINFO_BASE_ACCESS): Adjust.
17764 (BINFO_BASE_ACCESS_APPEND): New.
17765 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
17766 * dbxout.c (dbxout_type): Adjust binfo access accessing.
17767 * dwarf2out.c (gen_member_die): Likewise.
17768 * tree-dump.c (deque_and_dump): Likewise.
17770 2004-07-26 Falk Hueffner <falk@debian.org>
17772 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
17775 2004-07-25 Roger Sayle <roger@eyesopen.com>
17777 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
17778 value off of the stack if TARGET_USE_FFREEP.
17780 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17782 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
17783 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
17784 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
17785 check on invocation of XRESIZEVEC ().
17787 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17789 * c-common.c (disable_builtin_function): Rename variable n to
17790 new_disabled_builtin.
17791 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
17792 Rename local variable old to old_decl.
17793 * gensupport.c (shift_output_template): Rename parameter old to src.
17794 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
17795 old_rtx and newx to new_rtx.
17797 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17799 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
17801 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
17803 * c-lex.c: Likewise.
17805 2004-07-25 Roger Sayle <roger@eyesopen.com>
17807 * fold-const.c (constant_boolean_node): Make extern.
17808 (make_range): Wrap long lines.
17809 (fold_cond_expr_with_comparison): Remove unnecessary call to
17810 pedantic_non_lvalue. Add missing calls to fold_convert.
17811 (fold_truthop): Add missing calls to fold_convert.
17813 * tree.h (constant_boolean_node): Add prototype here.
17814 * builtins.c (expand_builtin_strncmp): Add missing calls to
17816 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
17817 Call fold_convert and constant_boolean_node to correct types.
17818 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
17819 missing call to fold_convert to correct types.
17821 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
17822 Brian Ryner <bryner@brianryner.com>
17826 * c-common.c (c_common_attribute_table): Allow
17827 handle_visibility_attribute to be called for types.
17828 (handle_visibility_attribute) When given a type, set the visibility
17829 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
17830 so that we can check later whether the attribute was present. Added
17831 warning if attribute applied to non class type.
17832 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
17833 decls and checking that they are consistent.
17834 * common.opt: Added -fvisibility.
17835 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
17836 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
17837 * flags.h, tree.h: Added assorted support defines for overall patch
17838 * opts.c: Added parsing support for -fvisibility.
17839 * tree.c (build_decl): Set visibility for all decls to be whatever
17840 is in force at that time.
17841 * varasm.c (default_binds_local_p_1): Reworked logic determining
17842 when to make a symbol locally bound.
17843 * doc/invoke.texi: Added documentation for -fvisibility and
17844 -fvisibility-inlines-hidden.
17846 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17848 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
17849 * c-common.c: Add missing casts from void * to other types.
17850 * c-decl.c: Likewise.
17851 * c-format.c: Likewise.
17852 * c-lex.c: Likewise.
17853 * c-pragma.c: Likewise.
17854 * c-typeck.c: Likewise.
17855 * defaults.h: Likewise.
17856 * genconstants.c: Likewise.
17857 * gengtype-lex.l: Likewise.
17858 * genmodes.c: Likewise.
17859 * read-rtl.c: Likewise.
17862 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17864 * bitmap.c: Use type-safe memory allocation macros from libiberty.
17865 * c-common.c: Likewise.
17866 * c-decl.c: Likewise.
17867 * c-lang.c: Likewise.
17868 * c-lex.c: Likewise.
17869 * c-opts.c: Likewise.
17870 * c-parse.in: Likewise.
17871 * c-typeck.c: Likewise.
17872 * genconditions.c: Likewise.
17873 * gengtype-lex.l: Likewise.
17874 * gengtype-yacc.y: Likewise.
17875 * gengtype.c: Likewise.
17876 * genmodes.c: Likewise.
17877 * gensupport.c: Likewise.
17878 * read-rtl.c: Likewise.
17879 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
17882 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17884 * c-decl.c (groktypename, groktypename_in_param_context): Rename
17885 variable typename to type_name.
17886 * c-lex.c (interpret_float): Likewise.
17888 2004-07-25 Roger Sayle <roger@eyesopen.com>
17890 * convert.c (convert_to_real, convert_to_integer,
17891 convert_to_complex): Replace calls to build with calls to buildN.
17892 * coverage.c (tree_coverage_counter_ref): Likewise.
17893 * dojump.c (do_jump): Likewise.
17894 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
17895 * emit-rtl.c (component_ref_for_mem_expr,
17896 set_mem_attributes_minus_bitpos): Likewise.
17897 * explow.c (update_nonlocal_goto_save_area): Likewise.
17898 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
17899 expand_mult_add): Likewise.
17900 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
17901 store_constructor, get_inner_reference, expand_expr_real_1,
17902 try_casesi, try_tablejump): Likewise.
17903 * function.c (expand_function_start): Likewise.
17904 * stmt.c (emit_case_bit_tests, expand_end_case_type,
17905 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
17906 * stor-layout.c (place_union_field, layout_type): Likewise.
17907 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
17908 * varasm.c (copy_constant): Likewise.
17910 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17912 * c-common.c: Rename all identifiers named `new'.
17913 * c-decl.c: Likewise.
17914 * gensupport.c: Likewise.
17915 * simplify-rtx.c: Likewise.
17916 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
17918 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
17921 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
17924 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
17925 declarations until after calling pushdecl.
17926 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
17927 "extern" and not on whether the declaration is initialized.
17929 2004-07-25 Daniel Jacobowitz <dan@debian.org>
17931 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
17932 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
17933 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
17934 "cpplib.h", "c-pragma.h", "c-common.h".
17935 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
17936 (solaris_register_pragmas): New functions.
17937 * config/sol2-protos.h: New file.
17938 * config/sol2.c: New file.
17939 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
17940 (REGISTER_TARGET_PRAGMAS): New macros.
17941 (solaris_pending_aligns, solaris_pending_inits)
17942 (solaris_pending_finis): New variables.
17943 * config/t-sol2 (sol2-c.o): Update dependencies.
17944 (sol2.o): New rule.
17945 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
17946 SUBTARGET_INSERT_ATTRIBUTES.
17947 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
17948 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
17949 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
17950 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
17951 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
17952 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
17953 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
17954 * config/sparc/sparc.c (sparc_attribute_table): New.
17955 (TARGET_INSERT_ATTRIBUTES): Define in terms of
17956 SUBTARGET_INSERT_ATTRIBUTES.
17957 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
17959 * doc/extend.texi (Solaris Pragmas): New section.
17961 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17963 * c-common.c: Rename all identifiers named `class' to `cl'.
17964 * c-common.h: Likewise.
17965 * c-parse.in: Likewise.
17966 * c-typeck.c: Likewise.
17967 * genmodes.c: Likewise.
17968 * real.c: Likewise.
17969 * real.h: Likewise.
17970 * recog.c: Likewise.
17971 * recog.h: Likewise.
17972 * regrename.c: Likewise.
17973 * tree.h: Likewise.
17974 * c-common.c (builtin_function_2): Change type of 5th parameter from
17975 int to enum built_in_function. Change type of 8th parameter from int
17977 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
17979 * c-typeck.c (convert_arguments): Change type of formal_prec from
17980 int to unsigned int.
17981 * genmodes.c (blank_mode): Make a few negative constants unsigned.
17982 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
17983 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
17984 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
17985 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
17986 iterator to for_all_modes () instead of an enum because enums can't
17987 be incremented in C++.
17990 2004-07-25 Daniel Jacobowitz <dan@debian.org>
17992 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
17995 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17997 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
17998 Handle ARRAY_RANGE_REF like ARRAY_REF.
18000 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
18002 * c-typeck.c (digest_init): Don't allow arrays of signed or
18003 unsigned variants of wchar_t to be initialized by wide string
18004 constants. Do allow arrays of enumerated types compatible with
18005 wchar_t to be initialized by wide string constants. Refine tests
18006 distinguishing wide and narrow strings and arrays. Give specific
18007 error for arrays of other integer types initialized by string
18009 (output_init_element, process_init_element): Check for
18010 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
18011 initializing with string constants.
18013 2004-07-25 Richard Henderson <rth@redhat.com>
18015 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
18016 on the RESULT_DECL.
18017 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18018 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
18019 DECL_IGNORED_P to new decl.
18021 2004-07-24 Zack Weinberg <zack@codesourcery.com>
18023 * config/ia64/ia64.c (general_xfmode_operand)
18024 (destination_xfmode_operand): Delete.
18025 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
18026 * config/ia64/ia64.md (*movxf_internal): Use general_operand
18027 and destination_operand.
18029 2004-07-24 Alexander Kabaev <kan@freebsd.org>
18031 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
18032 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
18034 2004-07-24 Alexander Kabaev <kan@freebsd.org>
18035 Zack Weinberg <zack@codesourcery.com
18038 * c-decl.c (diagnose_mismatched_decls): Don't issue a
18039 redundant-declaration warning the first time a builtin is
18040 declared explicitly.
18042 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18044 * tree.h (staticp): Change return type to bool.
18046 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18048 * c-common.c (c_staticp): Last episode of the staticp saga.
18050 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18052 * c-common.h (c_staticp): Change return type from int to bool.
18053 * tree.c (staticp): Likewise.
18054 * langhooks.h (staticp): Likewise.
18056 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18058 * langhooks-def.h (lhd_staticp): Change return type from int to
18059 bool in prototype to match definition.
18061 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18063 * system.h (bool, true, false): Don't redefine as preprocessor macros
18066 2004-07-24 Roger Sayle <roger@eyesopen.com>
18068 * expmed.c (init_expmed): A signed modulus by a power of two is
18069 considered cheap if its less than or equal to four instructions.
18071 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18073 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
18074 GGC_CNEWVAR): New macros.
18076 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18078 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
18080 * c-decl.c: Likewise.
18081 * c-format.c: Likewise.
18082 * c-lex.c: Likewise.
18083 * c-opts.c: Likewise.
18084 * c-pragma.c: Likewise.
18085 * c-typeck.c: Likewise.
18086 * gencheck.c: Likewise.
18087 * genconditions.c: Likewise.
18088 * genconfig.c: Likewise.
18089 * genflags.c: Likewise.
18090 * gengtype.c: Likewise.
18091 * gensupport.c: Likewise.
18092 * ggc-none.c: Likewise.
18093 * langhooks.c: Likewise.
18094 * statistics.h: Likewise.
18095 * stub-objc.c: Likewise.
18096 * java/decl.c: Likewise.
18098 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
18100 * config/m68k/m68k.c (output_scc_di): Fix coding style.
18101 (symbolic_operand): Fix prototype.
18102 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
18103 * config/m68k/m68k.md: Add constants for registers a0 and sp and
18104 use them, change from the "{...}" syntax to the simpler {...}
18106 (*cfv4_extendqisi2): Fix destination predicate.
18107 * config/m68k/m68k-protos.h: Remove various declarations also
18108 generated via PREDICATE_CODES.
18110 2004-07-23 Mike Stump <mrs@apple.com>
18112 * c-typeck.c (convert_for_assignment): Tightened up pointer
18113 converstions that differ in signedness.
18115 2004-07-23 Zack Weinberg <zack@codesourcery.com>
18117 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
18119 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18121 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
18122 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
18124 * gimplify.c (gimplify_compound_lval): Check for no handled
18125 operations, rather than checking for explicit list of nodes.
18126 (is_gimple_addr_expr_arg_or_indirect): New function.
18127 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
18128 redundant setting of TREE_INVARIANT.
18129 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
18130 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
18132 2004-07-23 Diego Novillo <dnovillo@redhat.com>
18134 PR tree-optimization/16688
18135 PR tree-optimization/16689
18136 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
18137 unnecessary initialization of 'tag'.
18138 (get_tmt_for): Check that the new type tag has the same alias
18139 set as the pointed-to type.
18140 (group_aliases): Only regular variables need to be removed
18141 from the alias set of a name tag.
18142 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
18143 propagation if the two types are not compatible.
18144 (merge_alias_info): Rename from replace_ssa_names_ann.
18146 (replace_exp_1): If both arguments are SSA_NAMEs, check that
18147 the propagation can be done.
18148 Only call merge_alias_info on pointers.
18149 (propagate_value): Likewise.
18150 * tree-ssa-copyrename.c: Include langhooks.h.
18151 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
18153 Do not coalesce variables with incompatible types.
18154 (rename_ssa_copies): Call replace_ssa_name_symbol.
18155 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
18156 the same type as the underlying _DECL.
18157 * tree-ssanames.c (replace_ssa_name_symbol): New function.
18158 * tree.h (replace_ssa_name_symbol): Declare.
18160 2004-07-23 Richard Henderson <rth@redhat.com>
18163 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
18164 unshare it properly.
18165 (gimplify_modify_expr_rhs): Push assignment from a conditional into
18166 the conditional for all non-register types.
18168 2004-07-23 Richard Henderson <rth@redhat.com>
18170 * expr.c (expand_expr_real_1): Don't handle non-local variables.
18171 * expr.h (fix_lexical_addr): Remove.
18172 * function.c (NEED_SEPARATE_AP): Remove.
18173 (fix_lexical_addr): Remove.
18174 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
18175 not null decl_function_context.
18176 (create_alias_vars): Likewise.
18177 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
18178 (simple_goto_p): Likewise.
18179 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
18180 * tree-ssa-ccp.c (get_default_value): Likewise.
18181 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
18182 * tree.c (needs_to_live_in_memory): Likewise.
18183 * tree-flow-inline.h (may_be_aliased): Move...
18184 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
18185 when TREE_STATIC variables may be addressable.
18187 2004-07-24 Jakub Jelinek <jakub@redhat.com>
18189 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
18191 2004-07-23 Zack Weinberg <zack@codesourcery.com>
18193 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
18194 bitmap contents if GENERATOR_FILE is defined.
18195 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
18196 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
18198 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
18200 * c-decl.c (start_function): Form composite type of function types
18201 rather than copying type from previous prototype declaration.
18203 2004-07-23 Janis Johnson <janis187@us.ibm.com>
18205 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
18206 the const qualifier for the second argument in the C++ functions.
18208 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
18209 specific pointer types.
18211 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
18212 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
18213 for vector bool and/or vector pixel, add C++ and C missing support.
18214 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
18215 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
18216 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
18217 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
18218 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
18219 missing C++ and C support for vector bool and/or vector pixel.
18220 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
18221 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
18222 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
18223 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
18224 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
18225 C++ and C types used for vector bool and/or vector pixel.
18226 (vec_st, vec_stl): Add C++ support for vector pixel.
18227 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
18228 (vec_all_ne): Add C++ support for vector pixel.
18230 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
18231 (vec_vmulesb): Add missing C++ function.
18232 (vec_perm): Fix type of third argument in C++ function.
18233 (vec_vsum4shs): Fix C++ function name.
18234 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
18235 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
18236 argument passed to the error handler in C macro.
18237 (vec_nmsub): Remove extra parens around argument names in C macro.
18238 (vec_packpx): Add missing parens in C macro.
18240 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
18242 * machmode.def: Remove vector modes.
18243 * config/alpha/alpha-modes.def: Add supported vector modes.
18244 * config/arm/arm-modes.def: Likewise.
18245 * config/frv/frv-modes.def: Likewise.
18246 * config/i386/i386-modes.def: Likewise.
18247 * config/rs6000/rs6000-modes.def: Likewise.
18248 * config/sh/sh-modes.def: Likewise.
18250 2004-07-23 Matthias Klose <doko@debian.org>
18252 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
18253 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
18254 * config.h: Regenerate.
18255 * configure: Likewise.
18257 2004-07-22 Mark Mitchell <mark@codesourcery.com>
18259 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
18260 generated SYMBOL_REFs for labels.
18261 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
18263 (machopic_stub_name): Remove.
18264 (machopic_indirection_name): New function.
18265 (machopic_mcount_stub_name): Likewise.
18266 (machopic_classify_name): Remove.
18267 (machopic_function_base_sym): New function.
18268 (machpoic_classify_symbol): Likewise.
18269 (machopic_classify_ident): Remove.
18270 (machopic_define_ident): Likewise.
18271 (machopic_define_name): Likewise.
18272 (machopic_name_defined_p): Likewise.
18273 (machopic_ident_defined_p): Likewise.
18274 (darwin_strip_name_encoding): Likewise.
18275 (machopic_define_symbol): New function.
18276 * config/darwin.c (hashtab.h): Include.
18277 (machopic_defined_list): Remove.
18278 (machopic_classify_ident): Likewise.
18279 (machopic_classify_name): Likewise.
18280 (machopic_ident_defined_p): Likewise.
18281 (machopic_define_ident): Likewise.
18282 (machopic_define_name): Likewise.
18283 (machopic_symbol_defined_p): New function.
18284 (machopic_classify_symbol): Likewise.
18285 (machopic_data_defined_p): Use machopic_classify_symbol.
18286 (machopic_define_symbol): New function.
18287 (machopic_function_base_sym): New function.
18288 (machopic_non_lazy_pointers): Remove.
18289 (machopic_non_lazy_ptr_name): Likewise.
18290 (machopic_stubs): Likewise.
18291 (machopic_stub_name): Likewise.
18292 (NON_LAZY_POINTER_SUFFIX): New macro.
18293 (STUB_SUFFIX): Likewise.
18294 (machopic_indirection): New structure.
18295 (machopic_indirections): New variable.
18296 (machopic_indirection_hash): New function.
18297 (machopic_indirection_eq): Likewise.
18298 (machopic_indirection_name): Likewise.
18299 (machopic_mcount_stub_name): New function.
18300 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
18302 (machopic_indirect_data_reference): Rework to use new functions.
18303 (machopic_indirect_call_target): Likewise.
18304 (machopic_legitimize_pic_address): Likewise.
18305 (machopic_output_indirection): New function.
18306 (machopic_finish): Use it.
18307 (machopic_operand_p): Rework to use new functions.
18308 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
18309 (darwin_strip_name_encoding): Remove.
18310 (update_non_lazy_ptrs): Remove.
18311 (update_stubs): Likewise.
18312 (darwin_non_lazy_pcrel): Use new functions.
18313 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
18314 (ASM_OUTPUT_LABELREF): Likewise.
18315 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
18316 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
18317 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
18318 (TARGET_STRIP_NAME_ENCODING): Do not use
18319 darwin_strip_name_encoding.
18320 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
18321 darwin_strip_name_encoding.
18322 * config/i386/darwin.h (FUNCTION_PROFILER): Use
18323 machopic_mcount_stub_name.
18324 * config/i386/i386.c (x86_output_mi_thunk): Use
18325 machopic_indirection_name, not machopic_stub_name.
18326 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
18327 machopic_function_base_sym.
18328 (print_operand): Use machopic_classify_symbol.
18329 (rs6000_emit_prologue): Use machopic_function_base_sym.
18330 (output_profile_hook): Do not use machopic_stub_name.
18331 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
18333 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18336 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
18339 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18341 * doc/implement-c.texi: New file.
18342 * doc/extend.texi (C Implementation): Move to there.
18343 * doc/gcc.texi: Include implement-c.texi.
18344 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
18346 2004-07-22 Jason Merrill <jason@redhat.com>
18348 * integrate.c (copy_decl_for_inlining): Remove invisible reference
18350 * tree-inline.c (setup_one_parameter): Likewise.
18352 2004-07-22 Brian Booth <bbooth@redhat.com>
18354 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
18355 (substitute_and_fold): Propigate into VUSE operands when possible.
18356 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
18357 (cp_lattice_meet): Handle merging of latticevalues when
18358 UNKNOWN_VAL is present.
18359 (visit_stmt): Visit assignments with V_MUST_DEFs.
18360 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
18361 (ccp_fold): Deal with RHS' that are constant and virtual.
18362 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
18363 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
18364 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
18365 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
18366 computing immediate uses.
18367 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
18369 (replace_vuse_in): New function.
18370 (likely_value): Add check of vuse operands.
18371 (get_default_value): Set the default value of virtually defined
18372 variables to UKNOWN_VAL instead of VARYING.
18374 2004-07-22 Richard Henderson <rth@redhat.com>
18376 * expr.c (emit_push_insn): Don't use set_mem_attributes.
18378 2004-07-22 Richard Henderson <rth@redhat.com>
18380 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
18381 variables due to conditional compilation.
18383 2004-07-22 Diego Novillo <dnovillo@redhat.com>
18385 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
18386 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
18387 Release SSA names that have been re-renamed.
18388 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
18390 * tree-ssa-alias.c (init_alias_info): If aliases have been
18391 computed before, clear existing alias information.
18392 (create_name_tags): Do no fixup PT_ANYTHING pointers.
18393 If the new name tag for a pointer is different than the one it
18394 had before, mark the old tag for renaming.
18395 (replace_may_alias): New function.
18396 (group_aliases): Call it.
18397 (setup_pointers_and_addressables): Always call get_tmt_for.
18398 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
18400 (set_pt_anything): New local function.
18401 (set_pt_malloc): New local function.
18402 (merge_pointed_to_info): Don't merge pointed-to variables from
18403 the original pointer if the destination is pointing to an
18405 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
18406 (add_pointed_to_var): Do not add a variable to the points-to
18407 set if the pointer is already pointing to anywhere.
18408 (collect_points_to_info_r): If the defining statement is a PHI
18409 node, only merge pointed-to information if the argument has
18410 already been visited.
18411 (get_tmt_for): Only create a new tag if the pointer didn't
18413 (dump_alias_info): Emit more information.
18414 (dump_points_to_info_for): Likewise.
18415 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
18416 try to get the annotation of an SSA_NAME.
18417 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
18418 alias sets when checking is enabled.
18419 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
18420 (eliminate): Mark basic blocks that will need
18421 EH information cleaned up.
18422 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
18424 Initialize need_eh_cleanup.
18425 (fini_pre): Call tree_purge_all_dead_eh_edges and
18426 cleanup_tree_cfg if needed.
18427 Free need_eh_cleanup.
18428 * tree-ssa.c (verify_ssa_name): New function.
18429 (verify_def): Call it.
18430 Re-arrange to avoid printing too many error messages.
18431 (verify_use): Likewise.
18432 (verify_phi_args): Likewise.
18433 (verify_flow_insensitive_alias_info): New function.
18434 (verify_flow_sensitive_alias_info): New function.
18435 (verify_alias_info): New function.
18436 (verify_ssa): Call verify_alias_info.
18437 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
18439 Re-arrange to avoid printing too many error messages.
18440 * tree-ssanames.c (make_ssa_name): Clear
18441 SSA_NAME_IN_FREE_LIST.
18442 (release_ssa_name): Never release a default definition.
18443 (release_defs): New function.
18444 * tree.h: Declare it.
18445 * tree-ssa-dce.c (remove_dead_stmt): Call it.
18447 2004-07-22 Diego Novillo <dnovillo@redhat.com>
18449 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
18450 If true, do a depth-first search. Do a breadht-first search,
18452 (walk_use_def_chains): Add new argument IS_DFS.
18454 * tree-flow.h (walk_use_def_chains): Update prototype.
18456 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
18458 * config/cris/cris.md: Tweak formatting.
18459 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
18460 (mover2side, moverside, movemside, movei, op3, andu): Replace
18461 live define_peephole:s with define_peephole2 near-equivalents.
18463 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
18465 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
18466 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
18467 "*mov_sidesi_mem" respectively.
18469 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
18471 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
18472 (gimplify_build1): Move from tree-complex.c do_unop.
18473 (gimplify_build2): Move from tree-complex.c do_binop.
18474 (gimplify_build3): New.
18475 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
18476 Adjust throughout to call the functions above.
18477 * tree-flow.h: Declare the functions above.
18478 * tree-nested.c (gimplify_val): Rename to...
18479 (tsi_gimplify_val): ... this.
18481 * Makefile.in (tree_complex.o): Update dependencies.
18482 (stor-layout.o): Depend on regs.h.
18483 * c-common.c (handle_vector_size_attribute): Update for
18484 vector types without corresponding vector modes.
18485 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
18486 a corresponding vector mode is not available.
18487 * print-tree.c (print_node): Print nunits for vector types
18488 * regclass.c (have_regs_of_mode): New.
18489 (init_reg_sets_1): Initialize it and use it instead
18490 of allocatable_regs_of_mode.
18491 * regs.h (have_regs_of_mode): Declare it.
18492 * stor-layout.c (layout_type): Pick a mode for vector types.
18493 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
18494 build_replicated_const, do_unop, do_binop, do_plus_minus,
18495 do_negate, expand_vector_piecewise, expand_vector_parallel,
18496 expand_vector_addition, expand_vector_operations_1,
18497 expand_vector_operations, tree_lower_operations,
18498 pass_lower_vector_ssa, pass_pre_expand): New.
18499 (expand_complex_operations, pass_lower_complex): Remove.
18500 * tree-optimize.c (init_tree_optimization_passes): Adjust
18501 pass ordering for changes in tree-complex.c.
18502 * tree-pass.h: Declare new passes.
18503 * tree.c (finish_vector_type): Remove.
18504 (make_vector_type): New.
18505 (build_vector_type_for_mode, build_vector_type): Rewritten.
18506 * tree.def (VECTOR_TYPE): Document where the number of
18507 subparts is stored.
18508 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
18509 (make_vector): Remove declaration.
18511 2004-07-21 Richard Henderson <rth@redhat.com>
18513 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
18514 TREE_THIS_VOLATILE, may_aliases, or optimization level.
18515 (remove_useless_vars): Dump debugging info.
18516 (expand_used_vars): Move ...
18517 * cfgexpand.c (expand_used_vars): ... here. Make static.
18518 * tree-flow-inline.h (set_is_used): New.
18519 (set_default_def): Use get_var_ann.
18520 * tree-flow.h: Update decls.
18521 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
18522 (create_ssa_var_map): Use it.
18523 * tree-ssa.c (set_is_used): Remove.
18525 2004-07-22 Ben Elliston <bje@au.ibm.com>
18527 * gdbinit.in: Set a breakpoint on internal_error.
18529 2004-07-21 Richard Henderson <rth@redhat.com>
18531 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
18532 to create a new basic block.
18534 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18537 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
18538 return type on function definitions. Move other warnings for
18539 qualified return type to -Wreturn-type. Do not condition any such
18540 warnings on -pedantic. Update comments.
18541 (start_function): Only copy function type from previous prototype
18542 declaration if return types are compatible.
18543 * c-typeck.c (function_types_compatible_p): Don't condition
18544 warning for incompatibility of volatile qualifiers on the return
18545 type on -pedantic. Update comment.
18546 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
18548 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18550 * c-typeck.c (set_init_index): Require designator to be of integer
18553 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
18556 * c-parse.in (init): Change to exprtype.
18557 (primary): Set original_code for STRING to STRING_CST.
18558 Call maybe_warn_string_init for compound literals.
18559 (initdcl, notype_initdcl): Call maybe_warn_string_init.
18561 * c-tree.h (maybe_warn_string_init): New.
18562 (pop_init_level, process_init_element): Use struct c_expr.
18563 (struct c_expr): Update comment.
18564 * c-typeck.c (maybe_warn_string_init): New function.
18565 (digest_init): Call it. Additional parameter strict_string. All
18567 (output_init_element): Likewise.
18568 (struct constructor_stack): Use struct c_expr for
18570 (really_start_incremental_init, push_init_level): Update.
18571 (pop_init_level): Update. Return struct c_expr.
18572 (process_init_level): Update. Take struct c_expr argument.
18574 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
18576 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
18579 2004-07-21 Eric Christopher <echristo@redhat.com>
18581 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
18583 * c-decl.c (pop_scope): Ditto.
18584 * calls.c (expand_call): Remove call to current_nesting_level,
18585 update comment accordingly. Remove calls to expand_start_target_temps
18586 and expand_end_target_temps.
18587 * cfgexpand.c (construct_init_block): Remove call to
18588 expand_start_bindings_and_block.
18589 (construct_exit_block): Remove call to expand_end_bindings.
18590 * expr.c (safe_from_p): Remove BIND_EXPR handling.
18591 (expand_expr_real_1): Ditto. Fix formatting.
18592 (expand_vars): Delete.
18593 * stmt.c (POPSTACK): Remove block_stack.
18594 (stmt_status): Remove x_block_stack.
18595 (block_stack): Delete.
18596 (expand_start_bindings_and_block): Ditto.
18597 (expand_start_target_temps): Ditto.
18598 (expand_end_target_temps): Ditto.
18599 (current_nesting_level): Ditto.
18600 (warn_about_unused_variables): Ditto.
18601 (expand_end_bindings): Ditto.
18602 * tree.h: Remove declarations for above.
18604 2004-07-21 Steven Bosscher <stevenb@suse.de>
18606 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
18607 * rtl.c (note_insn_name): Likewise.
18608 * print-rtl.c (print_rtx): Don't print it.
18609 * cfgrtl.h (can_delete_note_p): Don't handle it.
18610 (rtl_delete_block): Likewise.
18611 * passes.c (rest_of_handle_guess_branch_prob): Remove.
18612 (rest_of_compilation): Don't call it.
18613 * predict.c (process_note_predictions, process_note_prediction,
18614 note_prediction_to_br_prob): Remove.
18615 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
18616 * stmt.c (return_prediction): Remove.
18617 (expand_value_return): Don't call it. Don't add prediction
18618 notes for return statements.
18620 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
18622 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
18625 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
18627 * c-common.c (vector_types_convertible_p): Use vector types'
18628 TYPE_SIZE and TREE_TYPE instead of their mode.
18629 * convert.c (convert_to_integer): Likewise.
18630 (convert_to_vector): Likewise.
18631 * fold-const.c (fold_convert): Likewise.
18632 * varasm.c (output_constant): Likewise.
18633 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
18634 Allow a VECTOR_TYPE initializer to be made of several vectors.
18635 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
18636 of cleared and need_to_clear, and use fold_convert.
18637 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
18640 2004-07-20 Richard Henderson <rth@redhat.com>
18642 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
18643 (expand_gimple_basic_block): out from here. Renamed from expand_block.
18645 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
18647 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
18648 enormous cost if not TARGET_HARD_MUL.
18650 2004-07-20 Andrew Pinski <apinski@apple.com>
18653 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
18656 2004-07-21 Paul brook <paul@codesourcery.com>
18658 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
18660 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18662 * fold-const.c (operand_equal_p): Temporarily support NULL args.
18663 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
18664 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
18666 2004-07-20 Zack Weinberg <zack@codesourcery.com>
18668 * rtl.h (plus_constant): Delete.
18669 (plus_constant_wide): Rename to plus_constant.
18670 (plus_constant_for_output_wide): Delete vestigial prototype.
18671 (GEN_INT): Remove unnecessary cast.
18672 * tree.h (build_int_2, size_int_type): Delete.
18673 (build_int_2_wide): Rename to build_int_2.
18674 (size_int_wide): Rename to size_int_kind.
18675 (size_int_type_wide): Rename to size_int_type.
18676 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
18677 Remove unnecessary cast.
18678 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
18679 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
18680 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
18681 (size_int_type_wide): Rename size_int_type.
18682 (int_const_binop): Use size_int_type.
18683 * c-lex.c (interpret_integer): Use build_int_2.
18684 * final.c (split_double): Remove unnecessary casts.
18685 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
18687 2004-07-20 Richard Henderson <rth@redhat.com>
18689 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
18690 (gimplify_compound_lval): Use is_gimple_tmp_reg.
18691 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
18692 (is_gimple_tmp_reg): New.
18693 * tree-gimple.h (is_gimple_tmp_reg): Declare.
18695 2004-07-20 Richard Henderson <rth@redhat.com>
18697 * tree-pretty-print.c (dump_generic_node): Dump
18698 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
18700 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
18702 * tree-mudflap.c (mf_set_options_fndecl): New tree.
18703 (mudflap_init): Set it.
18704 (mudflap_register_call): Remove __mf_init call.
18705 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
18706 to pass "-ignore-reads" option to libmudflap if needed.
18708 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
18711 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
18712 (MAKE_DECL_ONE_ONLY): Undefine.
18713 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
18714 readonly_data, one_only_data_section, forget_section): New prototypes.
18715 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
18717 (pa_select_section): Add one-only (COMDAT) support.
18718 * pa.h (struct machine_function): Define.
18719 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
18720 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
18721 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
18722 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
18723 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
18724 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
18725 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
18726 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
18727 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
18728 for EXTRA_SECTION_FUNCTIONS.
18729 * doc/install.texi: Update binutils requirements.
18731 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
18733 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
18734 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
18735 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
18737 (struct VEC): Use unsigned for num and alloc.
18738 * vec.c (struct vec_prefix): Likewise.
18739 (vec_o_reserve): Adjust.
18741 * dbxout.c (dbxout_type): Fix printf format.
18743 * tree.h (binfo_member): Remove.
18744 * tree.c (binfo_member): Remove.
18746 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
18748 * tree.h: Include vec.h
18749 (DEF_VEC_P(tree)): New type.
18750 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
18751 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
18752 (BINFO_LANG_SLOT): Remove.
18753 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
18754 (struct tree_binfo): Turn base_binfos into a trailing
18755 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
18756 (binfo_lang_slots): Remove.
18757 * tree.c (binfo_lang_slots): Remove.
18758 (make_tree_binfo_stat): Take a base binfo count, not a
18759 lang slot count. Adjust.
18760 * Makefile.in (TREE_H): Add vec.h
18761 * alias.c (record_component_aliases): Adjust BINFO access.
18762 * dbxout.c (dbxout_type): Likewise.
18763 * dwarf2out.c (gen_member_die): Likewise.
18764 * sdbout.c (sdbout_one_type): Likewise.
18765 * tree-dump.c (deque_and_dump): Likewise.
18766 * config/i386/i386.c (classify_argument,
18767 contains_128bit_aligned_vector_p): Likewise.
18768 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
18769 * doc/c-tree.texi (Classes): Update BINFO documentation.
18771 2004-07-20 Steven Bosscher <stevenb@suse.de>
18773 * c-common.h (check_case_value): Remove prototype.
18774 (c_add_case_label): Adjust prototype.
18775 * c-common.c (check_case_value): Make static.
18776 (check_case_bounds): New function.
18777 (c_add_case_label): Use it. Take new argument orig_type.
18778 * c-typeck.c (struct c_switch): New orig_type field.
18779 (c_start_case): Set it.
18780 (do_case): Pass it to c_add_case_label.
18781 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
18782 cases from here. Add the labels in reverse order.
18783 * stmt.c (struct case_node): Adjust comment. Remove balance field.
18784 (add_case_node): Return nothing, don't check for duplicate cases.
18785 Insert new case nodes in a list, not in an AVL tree.
18786 (expand_end_case_type): Don't turn a case tree into a case list.
18787 (case_tree2list): Remove.
18788 * tree.h (add_case_node): Adjust prototype.
18790 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
18792 * genattr.c (struct range, struct function_unit,
18793 write_units, extend_range, init_range): Remove them.
18794 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
18795 Output "#define INSN_SCHEDULING" here.
18796 * genattrtab.c (struct range, struct function_unit_op,
18797 struct function_unit, struct dimension, enum operator,
18798 operate_exp, expand_units, simplify_knowing,
18799 encode_units_mask, simplify_by_exploding,
18800 find_and_mark_used_attributes, unmark_used_attributes,
18801 add_values_to_cover, increment_current_value,
18802 test_for_current_value, simplify_with_current_value,
18803 simplify_with_current_value_aux, gen_unit,
18804 write_unit_name, write_function_unit_info,
18805 write_complex_function, write_toplevel_expr,
18806 find_single_value, extend_range): Remove.
18807 (write_attr_get): Do not handle common_av->value
18809 (struct attr_desc): Remove func_units_p and blockage_p.
18810 (write_attr_valueq): Do not handle them.
18811 (find_attr): Do not clear them.
18812 (make_internal_attr): Do not initialize them.
18813 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
18814 * sched-vis.c (init_target_units, insn_print_units,
18815 init_block_visualization, print_block_visualization,
18816 visualize_scheduled_insns, visualize_no_unit,
18817 visualize_stall_cycles, visualize_alloc,
18818 visualize_free, target_units, get_visual_tbl_length,
18819 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
18820 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
18821 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
18822 * haifa-sched.c (blockage_range, clear_units,
18823 schedule_unit, actual_hazard, potential_hazard,
18824 insn_unit, unit_last_insn, unit_tick,
18825 actual_hazard_this_instance, potential_hazard,
18826 schedule_unit, max_insn_queue_index_value): Remove.
18827 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
18828 max_insn_queue_index.
18829 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
18830 * doc/md.texi (Processor pipeline description): Remove
18831 references to old pipeline descriptions.
18832 (Automaton pipeline description): Merge with the above.
18833 (Old pipeline description, Comparison of the two descriptions):
18836 * bt-load.c (migrate_btr_def): Remove references to
18837 use_pipeline_interface.
18838 * haifa-sched.c (insn_cost, schedule_insn,
18839 schedule_block, advance_one_cycle, sched_init,
18840 queue_to_ready, sched_finish): Likewise.
18841 * modulo-sched.c (sms_schedule, advance_one_cycle,
18842 ps_has_conflicts): Likewise.
18843 * sched-rgn.c (init_ready): Likewise.
18844 (debug_dependencies): Likewise, and remove an "if (1)".
18845 * target.h (use_dfa_pipeline_interface): Remove.
18846 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18847 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18848 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18849 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18850 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18851 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18852 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18853 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18854 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18855 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18856 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18857 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18858 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18859 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18860 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18861 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18862 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18863 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18864 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18866 2004-07-19 Roger Sayle <roger@eyesopen.com>
18868 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
18870 2004-07-19 Jeff Law <law@redhat.com>
18872 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
18873 (get_eq_expr_value): Use it. Simplify slightly.
18875 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
18877 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
18878 (umulsidi3_32bit_r4000): Likewise.
18880 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
18882 * vec.h: Propagate location information properly.
18883 (VEC_T_iterate): Add result pointer parameter.
18884 (VEC_T_space): New.
18885 (VEC_T_reserve): Use it.
18887 2004-07-19 Daniel Jacobowitz <dan@debian.org>
18889 * Makefile.in (c-format.o): Depend on c-format.h.
18890 * c-format.h: New file.
18891 (struct format_char_info): Add CHAIN member.
18892 * c-format.c: Move some types and constants to c-format.h.
18893 (format_type_error): Set to -1.
18894 (struct function_format_info): Use an int for format_type.
18895 (decode_format_type): Return an int. Return format_type_error
18897 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
18898 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
18899 (scan_char_table, time_char_table, monetary_char_table): Initialize
18901 (n_format_types): New variable.
18902 (check_format_info_main): Handle CHAIN in format_char_info.
18903 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
18904 TARGET_N_FORMAT_TYPES.
18905 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
18906 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
18907 * config/sol2-c.c: New file.
18908 * config/t-sol2: New file.
18909 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
18910 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
18911 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
18913 * doc/extend.texi (Target Format Checks): New section.
18914 (Function Attributes): Mention it.
18915 * doc/invoke.texi: Mention target format checks.
18916 * doc/sourcebuild.texi: Mention target format checks.
18917 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
18918 TARGET_FORMAT_TYPES.
18920 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
18922 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
18924 * config/s390/s390.c (regclass_map initializer): Register 35 added to
18926 (load_multiple_operation, store_multiple_operation): Removed
18927 pointless sanity check.
18928 (s390_decompose_address): Added check for return_address_pointer_rtx.
18929 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
18930 (s390_return_address_offset): New function.
18931 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
18932 (FRAME_REGNO_P): Added check for register 35.
18933 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
18934 REG_ALLOC_ORDER): Appended entry for register 35.
18935 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
18936 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
18937 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
18938 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
18939 is eliminable using stack pointer or hard frame pointer.
18940 (REGISTER_NAMES): Added name for register 35.
18941 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
18942 pointless sanity check.
18944 2004-07-19 Roger Sayle <roger@eyesopen.com>
18946 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
18947 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
18948 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
18949 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
18950 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
18951 (fold_relational_const): Tidy up handling of floating point
18952 comparisons by calling real_compare. Remove tree_expr_nonzero_p
18953 transformation; fold_relational_const assumes constant operands.
18955 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
18957 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
18960 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
18962 * c-tree.h (struct c_expr): Define.
18963 (C_SET_EXP_ORIGINAL_CODE): Remove.
18964 (parser_build_binary_op, build_compound_expr): Update prototypes.
18965 * c-parse.in (%union): Add exprtype.
18966 (FUNC_NAME): Mark as ttype.
18967 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
18969 (expr): Update. Define directly in terms of expr_no_commas
18970 instead of using nonnull_exprlist.
18971 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
18972 offsetof_member_designator, typespec_nonreserved_nonattr, init,
18973 initval, designator, component_declarator,
18974 component_notype_declarator, enumerator, array_declarator,
18975 condition, exexpr, switch_statement, stmt_nocomp, stmt,
18976 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
18977 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
18979 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
18980 * c-common.c (c_common_truthvalue_conversion): Don't check
18981 C_EXP_ORIGINAL_CODE.
18982 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
18983 Don't use C_EXP_ORIGINAL_CODE.
18984 (default_conversion, default_function_array_conversion): Don't use
18985 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
18986 (internal_build_compound_expr): Merge into build_compound_expr.
18987 (build_compound_expr): Take two operands instead of a TREE_LIST.
18988 * objc/objc-act.c (get_super_receiver): Update calls to
18989 build_compound_expr.
18991 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
18993 * config/sh/sh.c (sh_use_dfa_interface): Remove.
18994 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
18996 * config/sh/sh.md: Extract pipeline descriptions
18997 into separate files.
18998 * config/sh/sh1.md: New file, extracted from sh.md.
18999 * config/sh/sh4.md: New file, extracted from sh.md.
19000 * config/sh/shmedia.md: New file, extracted from sh.md
19001 and rewritten using new-style pipeline description.
19003 2004-07-18 Zack Weinberg <zack@codesourcery.com>
19005 * config/pa/pa.md: Delete the two remaining define_peephole
19008 2004-07-18 Steven Bosscher <stevenb@suse.de>
19009 Joseph S. Myers <jsm@polyomino.org.uk>
19011 * c-common.c (c_common_truthvalue_conversion): Don't warn if
19012 TREE_NO_WARNING is set.
19014 2004-07-18 Roger Sayle <roger@eyesopen.com>
19016 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
19017 simplify_builtin_strncmp): Delete.
19018 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
19019 Change argument to accept an arglist instead of an "exp". Assume
19020 that the return type is always integer_type_node. Copy missing
19021 transformations from their now obsolete simplify_builtin_*
19023 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
19024 fold_builtin_strcmp and fold_builtin_strncmp.
19025 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
19026 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
19027 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
19029 2004-07-18 Daniel Jacobowitz <dan@debian.org>
19031 * Makefile.in (tree-alias-common.o): Update dependencies.
19033 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
19035 * cfgloop.c (flow_loop_nested_p): Fix comment.
19037 2004-07-17 Jason Merrill <jason@redhat.com>
19040 * stor-layout.c (relayout_decl): New fn.
19041 * tree.h: Declare it.
19042 (DECL_BY_REFERENCE): New macro.
19044 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
19046 * libgcc2.c (__enable_execute_stack): New symbol.
19047 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
19048 and declare __enable_execute_stack.
19049 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
19050 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
19051 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
19052 ENABLE_EXECUTE_STACK.
19053 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
19054 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
19055 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
19056 ENABLE_EXECUTE_STACK.
19057 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19058 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
19059 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
19060 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
19061 ENABLE_EXECUTE_STACK.
19062 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19063 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19064 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19065 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
19066 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
19067 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
19068 (sparc64_initialize_trampoline): Likewise.
19069 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
19071 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
19073 * langhooks.h (builtin_function): New langhook.
19074 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
19075 (LANG_HOOKS_INITIALIZER): Update.
19076 * tree.h (builtin_function): Remove.
19077 * doc/tm.texi: Update.
19078 * c-tree.h (builtin_function): Declare.
19079 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
19080 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
19081 config/ia64/ia64.c, config/iq2000/iq2000.c,
19082 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
19083 config/stormy16/stormy16.c: All callers of builtin_function
19086 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
19089 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
19090 Remove white space after the backslash.
19092 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19094 PR rtl-optimization/16294
19095 * resource.c (return_insn_p): New predicate.
19096 (mark_target_live_regs): Use it. Special-case return insns.
19097 (init_resource_info): Use it. Don't scan the epilogue past
19100 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19102 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
19103 destroy dominance information.
19104 * passes.c (rest_of_handle_loop2): Free dominance information.
19105 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
19107 (thread_jumps): Update dominance information and remove unreachable
19109 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
19110 information and remove the unreachable block.
19112 2004-07-17 Graham Stott <graham.stott@btinternet.com>
19114 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
19116 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
19118 * doc/sourcebuild.texi: Remove libf2c entry.
19120 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
19122 * config/i386/i386.md (movv16qi_internal): Fix typo.
19124 2004-07-17 Steven Bosscher <stevenb@suse.de>
19126 * final.c (final_scan_insn): Fix broken commit from previous
19129 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
19131 * c-typeck.c (parser_build_binary_op): Condition warnings for
19132 X<=Y<=Z on -Wparentheses instead of -Wextra.
19133 * doc/invoke.texi: Update. Document that most of -Wparentheses is
19134 supported for C only.
19136 2004-07-17 Steven Bosscher <stevenb@suse.de>
19138 * cfgcleanup.c (try_simplify_condjump): Don't remove line
19139 notes to avoid unreachable code warnings.
19140 * toplev.c (backend_init): Don't emit line notes for
19141 unreachable code warnings.
19143 * combine.c (distribute_notes): Don't distribute a
19144 REG_VTABLE_REF note.
19145 * final.c (final_scan_insn): Don't handle it.
19146 * rtl.c (reg_note_name): Remove it.
19147 * rtl.h (enum reg_node): Dito.
19149 * emit-rtl.c (force_line_numbers, restore_line_number_status):
19151 * rtl.h (force_line_numbers, restore_line_number_status):
19154 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
19155 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
19156 (using_eh_for_cleanups): Also moved here.
19158 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
19159 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
19160 to expand_start_case and add_case_node.
19161 * stmt.c (struct nesting): Cleanup unused fields condition_code,
19162 last_unconditional_cleanup, nominal_type, printname, and
19163 line_number_status.
19164 (struct fixup_goto): Remove.
19165 (struct stmt_status): Remove x_goto_fixup_chain field.
19166 (goto_fixup_chain): Remove.
19167 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
19168 pushcase, pushcase_range): Remove.
19169 (expand_start_bindings_and_block): Don't set unused fields in
19171 (expand_start_case, add_case_node): Cleanup unused formal arguments.
19172 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
19173 instead of emit_jump_if_reachable.
19174 (emit_case_nodes): Likewise.
19175 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
19177 (update_eh_label): Work around left-over exception handing regions.
19178 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
19179 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
19180 (pass_cleanup_cfg_post_optimizing): New pass.
19181 (init_tree_optimization_passes): Run the new pass after all
19183 * tree.h (pushcase, pushcase_range): Remove prototypes.
19184 (expand_start_case, add_case_node): Update prototypes.
19186 2004-07-16 Krister Walfridsson <cato@df.lth.se>
19188 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
19190 2004-07-16 Richard Henderson <rth@redhat.com>
19192 * builtins.c (std_expand_builtin_va_arg): Remove.
19193 (expand_builtin_va_arg): Remove.
19194 * expr.h: Don't declare them.
19195 * gimplify.c (mark_decls_volatile_r): Remove.
19196 (copy_if_shared_r): Don't call it.
19197 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
19198 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
19199 * gimple-low.c (lower_stmt): Likewise.
19200 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
19201 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
19202 * tree-ssa-operands.c (get_expr_operands): Likewise.
19203 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
19204 EXPAND_BUILTIN_VA_ARG.
19205 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
19206 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
19207 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
19208 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
19210 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
19212 * tree-ssa-pre.c (insert_aux): Break out if we hit
19215 2004-07-16 Richard Henderson <rth@redhat.com>
19217 * basic-block.h (remove_fake_exit_edges): Declare.
19218 * cfganal.c (remove_fake_predecessors): Rename from
19219 remove_fake_successors; iterate over predecessors.
19220 (remove_fake_exit_edges): New.
19221 * cfgcleanup.c (try_optimize_cfg): Use it.
19222 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
19223 * predict.c (estimate_probability): Likewise.
19224 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
19225 * tree-cfg.c (make_edges): Likewise.
19226 * tree-ssa-pre.c (fini_pre): Likewise.
19227 * profile.c (instrument_edges): Don't remove_fake_edges.
19228 (branch_prob): Do it earlier here.
19230 2004-07-16 Richard Henderson <rth@redhat.com>
19232 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
19233 switchification wrt CONSTRUCTOR. Document the reason.
19235 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
19237 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
19238 that prevented descriptive __mf_check source location strings.
19240 2004-07-16 Richard Henderson <rth@redhat.com>
19242 * tree-def (WITH_SIZE_EXPR): New.
19243 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
19244 * expr.c (expand_expr_real_1): Likewise.
19245 * gimplify.c (maybe_with_size_expr): New.
19246 (gimplify_arg, gimplify_modify_expr): Use it.
19247 (gimplify_modify_expr_to_memcpy): Take size parameter.
19248 (gimplify_modify_expr_to_memset): Likewise.
19249 (gimplify_expr): Handle WITH_SIZE_EXPR.
19250 * tree-alias-common.c (find_func_aliases): Likewise.
19251 * tree-eh.c (tree_could_trap_p): Likewise.
19252 (tree_could_throw_p): Likewise.
19253 * tree-gimple.c (is_gimple_lvalue): Likewise.
19254 (get_call_expr_in): Likewise.
19255 * tree-inline.c (estimate_num_insns_1): Likewise.
19256 (expand_calls_inline): Likewise.
19257 * tree-nested.c (convert_call_expr): Likewise.
19258 * tree-pretty-print.c (dump_generic_node): Likewise.
19259 * tree-sra.c (sra_walk_expr): Likewise.
19260 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
19261 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
19262 * tree-ssa-operands.c (get_expr_operands): Likewise.
19263 * tree-tailcall.c (find_tail_calls): Likewise.
19265 * calls.c (expand_call): Reset old_stack_allocated after
19266 calling emit_stack_restore.
19268 2004-07-16 Richard Henderson <rth@redhat.com>
19270 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
19271 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
19272 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
19273 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
19274 copy_res_decl_for_inlining.
19276 * tree-inline.c (declare_return_variable): New modify_dest argument.
19277 Use it as the return value, when possible or manditory. Handle
19278 TREE_ADDRESSABLE types.
19279 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
19280 replacement of CALL_EXPR.
19282 2004-07-16 Richard Henderson <rth@redhat.com>
19284 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
19285 * gimple-low.c (expand_var_p): Don't check it.
19286 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
19287 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
19288 * tree-ssa-operands.c (add_stmt_operand): Likewise.
19289 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
19290 (find_referenced_vars): Don't call them.
19291 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
19293 2004-07-16 Richard Henderson <rth@redhat.com>
19295 * function.c (pass_by_reference): True for all variable sized types.
19297 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
19299 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
19300 * tree-pretty-print.c: Include tree-chrec.h.
19301 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
19302 and POLYNOMIAL_CHREC nodes.
19304 2004-07-16 Steve Ellcey <sje@cup.hp.com>
19306 * builtins.c (expand_builtin_stpcpy): Do not create temporary
19309 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
19311 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
19313 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
19315 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
19317 * config/s390/s390.c: Likewise.
19318 * config/s390/s390.h: Likewise.
19320 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19322 * config/mips/mips.md (addsi3, adddi3): Remove special handling
19323 of $sp adds. Remove REGNO checks from mips16 patterns.
19325 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19327 * config/mips/mips.md: Delete outdated comment.
19329 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19331 * config/mips/mips.c (get_float_compare_codes): Delete.
19332 (mips_emit_compare): New function, mostly extracted from
19333 get_float_compare_codes and gen_conditional_branch.
19334 (gen_conditional_branch, gen_conditional_move): Use it.
19336 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
19338 * genautomata.c (add_vect): Speedup by using integers as
19339 bit-vectors for walking through the comb_vect and finding
19342 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19344 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
19345 operand is an uns_arith_operand; use subtraction otherwise.
19346 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
19347 not just arith_operands.
19349 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19351 * config/mips/mips-protos.h (gen_int_relational): Delete.
19352 (mips_emit_scc): Declare.
19353 * config/mips/mips.c (internal_test): Delete.
19354 (sle_operand, sleu_operand): New functions.
19355 (map_test_to_internal_test, gen_int_relational): Delete.
19356 (mips_emit_binary, mips_relational_operand_ok_p)
19357 (mips_emit_int_relational, mips_zero_if_equal)
19358 (mips_emit_scc): New functions.
19359 (gen_conditional_branch): Rework to use mips_emit_int_relational.
19360 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
19362 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
19363 (sltu, sleu): Use mips_emit_scc.
19364 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
19365 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
19366 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
19368 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19370 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
19372 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19374 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
19375 (*sne_[sd]i): Likewise sne_[sd]i_zero.
19376 (*sgt_[sd]i): ...and sgt_[sd]i.
19377 (*slt_[sd]i): ...and slt_[sd]i.
19378 (*sgtu_[sd]i): ...and sgtu_[sd]i.
19379 (*sltu_[sd]i): ...and sltu_[sd]i.
19380 (*sleu_[sd]i): ...and sleu_[sd]i_const.
19381 Name previously unnamed mips16 patterns. Formatting fixes.
19383 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19385 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
19386 (branch_type): Delete.
19387 (gen_conditional_branch, gen_conditional_move)
19388 (mips_gen_conditional_trap): Update after name change. Get the
19389 comparison mode from cmp_operands[0].
19390 * config/mips/mips.h (cmp_type, branch_type): Delete.
19391 (cmp_operands): Renamed from branch_cmp.
19392 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
19393 name change. Don't set branch_type.
19394 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
19395 mode class of cmp_operands[0] rather than branch_type. Update after
19398 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19400 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
19401 of 0...255 to 0 when inside a SET.
19403 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
19405 * config/mips/mips.md: Remove mips16 define_peepholes.
19407 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
19409 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
19410 (fini_pre): Remove fake edges.
19412 2004-07-15 Richard Henderson <rth@redhat.com>
19414 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
19415 (get_indirect_ref_operands, get_call_expr_operands): ... these.
19417 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
19419 * vec.h (VEC_address): New function.
19421 2004-07-14 Jason Merrill <jason@redhat.com>
19423 PR middle-end/15885
19424 * gimplify.c (gimplify_arg): New fn, split out from...
19425 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
19427 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
19429 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
19430 generate code which is generated by pushqi1 now
19431 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
19433 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
19435 * combine.c (simplify_set): match the mode of the constant 0 with
19436 the tested operand to match the compare behaviour and the
19437 simplify_relational_operation() expectation.
19439 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
19441 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
19442 ("bordered"): Same.
19444 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
19446 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
19448 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
19450 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
19452 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
19453 calls in mips16 code.
19455 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
19457 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
19458 the destination of the li as well as for the neg.
19460 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
19463 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
19464 * cgraph.h: Update declaration.
19465 * c-decl.c (build_cdtor): Update call with default priority.
19466 * coverage.c (create_coverage): Ditto.
19467 * tree-mudflap.c (mf_init_fndecl): New tree.
19468 (mudflap_init): Set it.
19469 (mudflap_register_call): Arrange to call __mf_init before the first
19470 __mf_register call.
19471 (mudflap_finish_file): Mark the mudflap static initializer as extra
19472 high priority, to beat all C++ static constructors.
19474 2004-07-15 Jeff Law <law@redhat.com>
19476 * loop.c (check_insn_for_givs): Restore check for code labels that was
19477 accidentally deleted by a recent checkin.
19479 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
19481 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
19482 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
19484 2004-07-14 Richard Henderson <rth@redhat.com>
19486 * print-tree.c (print_node): Fix casts last change.
19488 2004-07-15 Paul Brook <paul@codesourcery.com>
19490 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
19491 to TARGET_UNWIND_INFO.
19492 * except.c (output_function_exception_table): Ditto.
19494 * opts.c (decode_options): Ditto.
19495 * passes.c (rest_of_handle_final): Ditto.
19496 * final.c (final_start_function): Ditto.
19497 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
19499 * targhooks.h (default_unwind_emit): Declare.
19500 * targhooks.c (default_unwind_emit): New function.
19501 * target-def.h: Define and use TARGET_UNWIND_EMIT.
19502 * target.h (struct gcc_target): Add unwind_emit.
19503 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
19504 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
19505 Remove IA64_UNWIND_EMIT.
19506 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
19508 2004-07-14 Richard Henderson <rth@redhat.com>
19510 * print-tree.c (print_node): Handle SSA_NAME.
19512 2004-07-14 James E Wilson <wilson@specifixinc.com>
19515 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
19516 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
19518 2004-07-15 Jakub Jelinek <jakub@redhat.com>
19520 * expr.c (expand_assignment): Reenable bitfield += optimizations.
19521 Use alias set 0 for memory, do proper mode calculations and adjust
19522 address for memories.
19524 2004-07-14 Per Bothner <per@bothner.com>
19526 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
19527 structure with extra column field.
19528 * tree.c (expand_location): Also fill in column field.
19529 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
19530 gets confused by the two conditionally-compiled definitions.
19532 2004-07-14 Eric Christopher <echristo@redhat.com>
19534 * calls.c (expand_call): Fix typo in comment.
19536 2004-07-14 Steve Ellcey <sje@cup.hp.com>
19538 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
19539 comparision of TFmode.
19541 2004-07-14 Richard Henderson <rth@redhat.com>
19543 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
19544 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
19545 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
19546 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
19547 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
19548 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
19549 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19550 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
19551 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
19553 2004-07-14 Mike Stump <mrs@apple.com>
19555 * config/darwin.h (WINT_TYPE): Define to be int to match
19556 system header files.
19558 2004-07-14 Bob Wilson <bob.wilson@acm.org>
19560 * config/xtensa/xtensa.c (function_arg_advance): Check for args
19561 that must be passed in the stack.
19562 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
19563 arguments if the size is not a constant.
19565 2004-07-14 Per Bothner <per@bothner.com>
19567 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
19568 instead of EXPR_LOCUS in a boolean context, which is always true
19569 if --enable-mapped-location.
19570 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
19572 2004-07-14 Richard Henderson <rth@redhat.com>
19574 * dominance.c (struct dom_info): Add fake_exit_edge.
19575 (init_dom_info): Allocate it.
19576 (free_dom_info): Free it.
19577 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
19579 (calc_idoms): Honor fake_exit_edge.
19581 2004-07-13 Jason Merrill <jason@redhat.com>
19583 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
19584 (rhs_test_for): New fn.
19585 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
19586 * tree-gimple.h: Declare them.
19587 * gimplify.c (gimplify_modify_expr): Use the new fns.
19589 2004-07-14 Richard Henderson <rth@redhat.com>
19591 * config/arm/arm-protos.h (arm_va_arg): Remove.
19592 * config/arm/arm.c (arm_va_arg): Remove.
19593 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
19594 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
19596 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19598 * pa.c (fix_range): New function to mark a range(s) of registers as
19600 (override_options): Call fix_range if the -mfixed-range option string
19602 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
19603 * doc/invoke.texi (-mfixed-range): Document new option.
19605 2004-07-14 David Edelsohn <edelsohn@gnu.org>
19607 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
19609 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
19611 2004-07-14 Roger Sayle <roger@eyesopen.com>
19613 * expmed.c (expand_sdiv_pow2): New function to expand signed division
19614 by a positive power of two, split out from expand_divmod. Provide
19615 an alternate implementation when shifts are expensive. Lower the
19616 threshold for using a branchless implementation to BRANCH_COST >= 2.
19617 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
19619 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19621 * tree-dfa.c (make_rename_temp): *Really* work just
19622 like create_tmp_var if called while outside SSA form.
19624 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
19626 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
19627 for division by zero.
19628 ("umodsi3"): Likewise.
19630 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
19632 * config/mips/mips.c (mips_output_move): When generating mips16 code,
19633 force loads of negative constants to be split.
19634 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
19635 Generalize SImode li/neg splitter to cope with other modes.
19637 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19639 * expmed.c: Remove more references to QUEUED in the comments.
19640 * expr.c: Likewise.
19642 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
19645 2004-07-13 Richard Henderson <rth@redhat.com>
19646 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
19649 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19651 * tree-dfa.c (make_rename_temp): Work just like
19652 create_tmp_var if called while outside SSA form.
19654 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19656 * expr.c (enqueue_insn, finish_expr_for_function,
19657 protect_from_queue, queued_subexp_p, mark_queue,
19658 emit_insns_enqueued_after_mark, emit_queue,
19659 expand_increment): Remove.
19660 (store_constructor): Expand increment as an assignment.
19661 (expand_expr_real_1 <case PREINCREMENT_EXPR,
19662 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
19663 case POSTDECREMENT_EXPR>): Abort.
19664 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
19665 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
19666 protect_from_queue, emit_queue, queued_subexp_p): Remove.
19667 * function.h (pending_chain, x_pending_chain): Remove.
19668 * rtl.def (QUEUED): Remove.
19670 * emit-rtl.c (copy_insn_1, copy_most_rtx,
19671 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
19672 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
19673 encode_units_mask): Likewise.
19674 * local-alloc.c (equiv_init_varies_p): Likewise.
19675 * rtl.c (copy_rtx): Likewise.
19676 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
19677 * simplify-rtx.c (simplify_gen_subreg): Likewise.
19678 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
19680 * builtins.c (expand_builtin, expand_builtin_apply,
19681 expand_builtin_mathfn, expand_builtin_mathfn_2,
19682 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
19683 Remove calls to emit_queue and protect_from_queue.
19684 * calls.c (expand_call, precompute_arguments,
19685 precompute_register_parameters, rtx_for_function_call,
19686 store_one_arg): Likewise.
19687 * dojump.c (do_compare_and_jump, do_jump): Likewise.
19688 * explow.c (memory_address): Likewise.
19689 * expmed.c (clear_by_pieces_1, clear_storage,
19690 clear_storage_via_libcall, emit_group_load,
19691 emit_group_store, emit_store_flag,
19692 expand_expr_real_1, store_by_pieces,
19693 store_constructor, store_expr, try_casesi,
19694 try_tablejump): Likewise.
19695 * function.c (expand_pending_sizes): Likewise.
19696 * optabs.c (emit_cmp_and_jump_insns,
19697 emit_conditional_add, emit_conditional_move,
19698 expand_fix, expand_float, prepare_cmp_insn): Likewise.
19699 * stmt.c (emit_case_bit_tests,
19700 expand_asm_expr, expand_computed_goto,
19701 expand_decl_init, expand_end_case_type,
19702 expand_end_stmt_expr, expand_expr_stmt_value,
19703 expand_return, expand_start_case,
19704 optimize_tail_recursion): Likewise.
19705 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19706 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
19708 2004-07-14 Ben Elliston <bje@au.ibm.com>
19710 * vec.h: Comment fix.
19712 2004-07-13 Richard Henderson <rth@redhat.com>
19714 * target.h (struct gcc_target): Add calls.pass_by_reference.
19715 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
19716 * function.c (pass_by_reference): Use the hook.
19717 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
19718 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
19719 (hook_pass_by_reference_must_pass_in_stack): New.
19720 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
19721 (alpha_pass_by_reference): New.
19722 (TARGET_PASS_BY_REFERENCE): New.
19723 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19724 * config/arc/arc.c (arc_pass_by_reference): New.
19725 (TARGET_PASS_BY_REFERENCE): New.
19726 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19727 (FUNCTION_ARG_CALLEE_COPIES): True.
19728 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
19729 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
19730 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
19731 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19732 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19733 * config/cris/cris.c (cris_pass_by_reference): New.
19734 (TARGET_PASS_BY_REFERENCE): New.
19735 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
19736 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
19737 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19738 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
19739 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19740 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
19741 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
19742 (frv_function_arg_pass_by_reference): Remove.
19743 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19744 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
19745 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
19746 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
19747 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19748 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
19749 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
19750 (ia64_pass_by_reference): Rename from
19751 ia64_function_arg_pass_by_reference.
19752 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19753 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19754 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
19755 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
19756 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
19757 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19758 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19759 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
19760 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
19761 (m32r_pass_by_reference): Adjust prototype. Make static.
19762 Handle mode sizes correctly.
19763 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19764 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
19765 (m68hc11_function_arg_pass_by_reference): Remove.
19766 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19767 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19768 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
19769 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19770 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
19771 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
19772 (mips_va_arg): Use pass_by_reference.
19773 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
19774 Handle mode sizes correctly.
19775 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19776 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19777 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
19778 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
19779 (mmix_pass_by_reference): Rename from
19780 mmix_function_arg_pass_by_reference.
19781 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19782 (FUNCTION_ARG_CALLEE_COPIES): True.
19783 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
19784 (mn10300_pass_by_reference): New.
19785 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19786 (FUNCTION_ARG_CALLEE_COPIES): True.
19787 * config/pa/pa.c (pa_pass_by_reference): New.
19788 (TARGET_PASS_BY_REFERENCE): New.
19789 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19790 (FUNCTION_ARG_CALLEE_COPIES): True.
19791 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
19792 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
19793 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
19794 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19795 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
19796 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
19797 (s390_pass_by_reference): Rename from
19798 s390_function_arg_pass_by_reference.
19799 (s390_function_arg_advance): Don't query pass-by-ref.
19800 (s390_function_arg): Likewise.
19801 (s390_gimplify_va_arg): Use pass_by_reference.
19802 (s390_call_saved_register_used): Likewise.
19803 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19804 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
19805 (shcompact_byref, sh_pass_by_reference): New.
19806 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19807 (SHCOMPACT_BYREF): Remove.
19808 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
19809 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
19810 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
19811 (sparc_gimplify_va_arg): Use pass_by_reference.
19812 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19813 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19814 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
19815 (v850_pass_by_reference): New.
19816 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19817 (FUNCTION_ARG_CALLEE_COPIES): True.
19818 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
19819 FUNCTION_ARG_PASS_BY_REFERENCE docs.
19821 2004-07-14 Richard Henderson <rth@redhat.com>
19822 Richard Sandiford <rsandifo@redhat.com>
19824 * config/mips/mips-protos.h (mips_va_arg): Delete.
19825 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
19826 * config/mips/mips.c: Include tree-gimple.h.
19827 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
19828 (mips_arg_info): Remove special handling of must_pass_in_stck args.
19829 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
19830 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
19832 2004-07-13 Bob Wilson <bob.wilson@acm.org>
19834 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
19835 arguments for COND_EXPR in big-endian adjustment code.
19837 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19839 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
19840 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
19841 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
19842 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
19844 2004-07-13 Diego Novillo <dnovillo@redhat.com>
19846 PR tree-optimization/16443
19847 * tree-ssa-alias.c: Add more description for
19848 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
19849 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
19850 clobbering of call-clobbered and addressable variables. If
19851 there are any before aliases have been computed, add them.
19853 2004-07-13 Diego Novillo <dnovillo@redhat.com>
19855 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
19858 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
19860 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
19861 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
19864 2004-07-13 Per Bothner <per@bothner.com>
19866 * collect2.c (main): Handle --no-demangle and --demangle flags.
19868 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
19870 * Makefile.in (OBJS-common): Add tree-data-ref.o.
19871 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
19872 (tree-data-ref.o): New rule.
19873 * lambda.h: New file.
19874 * tree-data-ref.c: New file.
19875 * tree-data-ref.h: New file.
19876 * tree.c (int_cst_value, tree_fold_gcd): New functions.
19877 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
19879 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
19882 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
19883 * config/sparc/sparc.c (output_ubranch): New function.
19884 * config/sparc/sparc.md (jump pattern): Use it.
19886 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
19889 * config/sparc/sparc.c (output_cbranch): Properly guard
19890 the code handling far branches with TARGET_V9.
19891 * config/sparc/sparc.md (length attribute): Document the
19892 side-effect of having a length greater or equal to 3.
19894 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
19895 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
19898 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
19899 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
19901 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
19902 Martin Sebor <sebor@roguewave.com>
19905 * doc/invoke.texi (SPARC options): Document -threads
19906 and -pthreads on Solaris.
19908 2004-07-13 Richard Henderson <rth@redhat.com>
19910 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
19912 (ind_gimplify_va_arg_expr): Remove.
19913 * tree.h (ind_gimplify_va_arg_expr): Remove.
19914 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
19915 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
19918 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
19919 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
19920 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
19921 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
19922 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
19924 2004-07-13 Richard Henderson <rth@redhat.com>
19926 * function.c (pass_by_reference): New.
19927 (assign_parm_find_data_types): Use it.
19928 * calls.c (initialize_argument_information): Likewise.
19929 (emit_library_call_value_1): Likewise.
19930 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19931 * function.h (pass_by_reference): Declare.
19933 2004-07-13 Richard Henderson <rth@redhat.com>
19935 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
19936 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
19937 * expr.h (MUST_PASS_IN_STACK): Remove.
19938 * system.h (MUST_PASS_IN_STACK): Poison.
19939 * tree.h (must_pass_in_stack_var_size): Declare.
19940 (must_pass_in_stack_var_size_or_pad): Declare.
19941 * calls.c (must_pass_in_stack_var_size): New.
19942 (must_pass_in_stack_var_size_or_pad): Rename from
19943 default_must_pass_in_stack.
19944 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
19945 (TARGET_MUST_PASS_IN_STACK): New.
19946 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
19947 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
19948 (TARGET_MUST_PASS_IN_STACK): New.
19949 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
19950 * config/frv/frv.c (frv_must_pass_in_stack): New.
19951 (TARGET_MUST_PASS_IN_STACK): New.
19952 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
19953 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
19954 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
19955 (ix86_must_pass_in_stack): Make static.
19956 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
19957 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
19958 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
19959 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
19960 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
19961 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
19962 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
19963 (mcore_must_pass_on_stack): Remove.
19964 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
19965 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
19966 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
19967 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
19968 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
19969 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
19970 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
19971 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
19972 (TARGET_MUST_PASS_IN_STACK): New.
19973 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
19974 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
19975 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
19976 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
19977 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
19978 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
19979 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
19980 MUST_PASS_IN_STACK.
19982 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
19983 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
19984 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
19985 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
19986 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
19987 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
19988 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
19989 config/xtensa/xtensa.c: Use target hook.
19991 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
19993 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
19994 * configure: Rebuilt.
19996 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
19998 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
19999 * config/mips/mips.h (mips_reg_names): Don't declare.
20000 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
20001 (TARGET_NAME_REGS): Delete.
20002 (TARGET_SWITCHES): Remove -mrnames.
20003 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
20004 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
20006 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
20007 (override_options): Remove handling of TARGET_NAME_REGS.
20009 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
20011 * config/mips/mips.h (TARGET_*): Boolify.
20013 2004-07-12 Nick Clifton <nickc@redhat.com>
20015 * config.gcc: Add sh-*-symbianelf target.
20016 * config/sh/sh.c: Add new target macros:
20017 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
20018 TARGET_CXX_IMPORT_EXPORT_CLASS.
20019 (sh_file_start): Create a definition of the .directive section.
20020 (sh_attribute): Add dllimport and dllexport attributes.
20021 * config/sh/symbian-pre.h: New file.
20022 * config/sh/symbian-post.h: New file.
20023 * config/sh/symbian.c: New file. Contains Symbian specific
20025 * config/sh/sh-protos.h: Add prototypes for new functions
20026 provided by symbian.c.
20027 * config/sh/t-symbian: New file.
20028 * doc/extend.texi: Document support for dllimport and dllexport
20029 attributes by the sh-symbianelf target.
20031 2004-07-12 James E Wilson <wilson@specifixinc.com>
20033 * Makefile.in (AR): Use @AR@ not ar.
20035 (AR_FOR_TARGET): Use $(AR) not ar for native.
20036 (NM_FOR_TARGET): Use $(NM) not nm for native.
20037 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
20038 * configure: Regenerate.
20040 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
20042 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
20044 (ashldi3_sp64): Likewise.
20046 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20049 * pa.c (function_arg): Update comment.
20050 * pa.h (BLOCK_REG_PADDING): Define.
20052 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20054 PR tree-optimization/16461
20055 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
20056 arguments of phi nodes.
20058 2004-07-12 Devang Patel <dpatel@apple.com>
20060 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
20062 2004-07-12 Steve Ellcey <sje@cup.hp.com>
20064 * function.c (expand_function_start): Ensure r_save is in Pmode.
20065 * calls.c (prepare_call_address): Ensure static_chain_value is
20067 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
20068 r_save_area are in Pmode.
20069 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
20070 fnaddr, and static_chain are in Pmode.
20072 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
20075 * config/ia64/ia64.c (bundling): Don't count ignored insns.
20077 2004-07-12 Richard Henderson <rth@redhat.com>
20079 * target.h (struct gcc_target): Move gimplify_va_arg_expr
20080 next to build_builtin_va_list.
20081 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
20082 * builtins.c (gimplify_va_arg_expr): Likewise.
20083 * gimplify.c (copy_if_shared_r): Likewise.
20085 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
20087 * passes.c (rest_of_decl_compilation): Don't defer call of
20088 assemble_variable if its DECL_RTL is already set.
20090 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
20092 * cfgloop.h (struct loop): Add nb_iterations field.
20093 (current_loops): Declare.
20094 * tree-chrec.c (chrec_not_analyzed_yet,
20095 chrec_dont_know, chrec_known, count_ev_in_wider_type,
20096 chrec_contains_symbols_defined_in_loop): Remove the temporary
20098 * tree-flow-inline.h (loop_containing_stmt): New function.
20099 * tree-scalar-evolution.c: Add implementation.
20100 * tree-scalar-evolution.h: Add declarations.
20102 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
20104 PR rtl-optimization/15921
20105 * Makefile.in (global.o): Add recog.h.
20107 * global.c (recog.h): Add the include-clause.
20108 (bb_info): New member earlyclobber.
20109 (allocate_bb_info, free_bb_info): Initialize/finish the new
20111 (earlyclobber_regclass, earlyclobber_regclass_length): The new
20113 (check_earlyclobber, regclass_intersect,
20114 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
20116 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
20117 (make_accurate_live_analysis): Modify pavin.
20119 2004-07-12 Diego Novillo <dnovillo@redhat.com>
20121 * tree-cfg.c (find_taken_edge): Statically compute the truth
20122 value of a predicate comparing an SSA_NAME to itself.
20124 2004-07-12 Roger Sayle <roger@eyesopen.com>
20126 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
20127 rs6000 doesn't have shift-and-add or shift-and-sub instructions
20128 by returning the cost of a multiplication plus an addition.
20130 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
20132 PR tree-optimization/14107
20133 * gimplify.c (gimplify_return_expr): Accept a
20134 RETURN_EXPR with an error argument.
20135 * tree-optimize.c (init_tree_optimization_passes):
20136 Run pass_warn_function_return at -O0.
20138 2004-07-12 Roger Sayle <roger@eyesopen.com>
20140 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
20143 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
20145 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
20146 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
20147 * config/mips/3000.md: Add copyright notice. Remove automota and
20148 function units; use generic ones instead. Only define reservations
20149 for things that are different from generic.md. Extend each clause
20151 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
20152 * config/mips/mips.md: Include them. Remove define_function_units.
20153 (alu, imuldiv): New automata and units.
20155 2004-07-12 Ben Elliston <bje@au.ibm.com>
20157 * doc/invoke.texi (Optimize Options): Document -frename-registers
20158 not being enabled by default at -O3.
20160 2004-07-11 Roger Sayle <roger@eyesopen.com>
20162 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
20163 floating point additions, to keep real immediate constant positive.
20164 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
20165 into X + C, and leave positive real constants as X - C.
20167 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20169 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
20171 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20173 PR tree-optimization/15654
20174 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
20176 2004-07-11 Roger Sayle <roger@eyesopen.com>
20178 * builtins.c (fold_builtin_fputs): Don't bother converting the
20179 return type to integer_type_node, as we've already checked that
20180 the result will be ignored.
20182 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
20183 that signed addition, subtraction, multiplication, division,
20184 remainder, negation and absolute value may potentially trap.
20186 * fold-const.c (fold_ignored_result): New function to strip
20187 non-side-effecting tree nodes from an expression whose result
20189 (fold_convert): Call fold_ignored_result when casting a value
20191 (omit_one_operand): Call fold_ignored_result on the "omitted"
20192 operand when building a COMPOUND_EXPR.
20193 (pedantic_omit_one_operand): Likewise.
20194 * tree.h (fold_ignored_result): Prototype here.
20195 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
20196 when we're going to ignore the result.
20198 2004-07-11 Richard Henderson <rth@redhat.com>
20201 * tree-ssa-ccp.c (fold_stmt_r): Split out...
20202 * tree.c (fields_compatible_p, find_compatible_field): ... new.
20203 * tree.h (fields_compatible_p, find_compatible_field): Declare.
20204 * tree-sra.c (sra_hash_tree): Hash fields by offset.
20205 (sra_elt_eq): Use fields_compatible_p.
20206 (generate_one_element_ref): Use find_compatible_field.
20208 2004-07-11 Richard Henderson <rth@redhat.com>
20211 * tree-sra.c (generate_one_element_init): New.
20212 (generate_element_init): Use it.
20213 (scalarize_init): Push/pop gimplify context around it.
20214 (find_new_referenced_vars_1, find_new_referenced_vars): New.
20215 * gimplify.c (gimplify_expr): Allow SSA_NAME.
20217 2004-07-11 Roger Sayle <roger@eyesopen.com>
20219 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
20220 combine.c's combine_insn_cost.
20221 * rtl.h (insn_rtx_cost): Prototype here.
20222 * combine.c (combine_insn_cost): Delete function.
20223 (combine_validate_cost): Update callers of combine_insn_cost to
20224 call insn_rtx_cost instead.
20225 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
20226 requesting the rtx_cost of call and/or jump instructions.
20228 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
20229 rtx_cost directly. Don't request/use the cost of call or jump
20230 instructions. Return -1 if the cost of any instruction can't be
20231 determined (or the BB contains a function call).
20232 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
20233 -1 (i.e. can't determine the cost of any instruction or the basic
20234 block contains a subroutine call).
20235 (find_if_case_2): Likewise.
20237 2004-07-11 Roger Sayle <roger@eyesopen.com>
20239 * rs6000.c (struct processor_costs): Change semantics of fields to
20240 include the COST_N_INSNS scaling, and update all initializers.
20241 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
20242 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
20243 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
20244 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
20246 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20248 * LANGUAGES: Remove obsolete information.
20250 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
20252 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
20253 SIGBUS signal frames, the PSW address points *to* the faulting
20254 instruction, not after it.
20256 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
20258 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
20259 added to TLS symbol addresses.
20261 2004-07-11 Richard Henderson <rth@redhat.com>
20263 * expmed.c (init_expmed): Use stack-local structures for
20264 temporary rtl. Don't recognize shifts.
20266 2004-07-11 Richard Henderson <rth@redhat.com>
20268 * expr.c (store_expr): Don't fiddle subreg promotion for types
20269 with precision smaller than the mode.
20271 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20273 * tree.h (all_types_permanent): Remove.
20275 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20277 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
20278 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
20279 * langhooks.c (lhd_clear_binding_stack): Remove.
20280 * langhooks-def.h (lhd_clear_binding_stack,
20281 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
20282 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
20283 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
20284 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
20285 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
20286 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
20287 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
20288 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
20289 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
20290 * tree.h (poplevel): Don't declare.
20291 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
20292 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
20293 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
20294 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
20297 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
20299 PR tree-optimization/16437
20300 * c-common.c (shorten_compare): Don't mark result of conversion to
20301 narrower signed type as overflowing.
20302 * fold-const.c (decode_field_reference): Determine whether
20303 signedness comes from outer type using precision rather than size.
20305 2004-07-11 Phil Edwards <phil@codesourcery.com>
20307 * configure.ac: Alphabetize --enable-checking list, add
20308 missing valgrind entry.
20309 * configure: Regenerate.
20311 2004-07-11 Phil Edwards <phil@codesourcery.com>
20313 * doc/install.texi (Testing): Fix syntax in "make check" example.
20315 2004-07-10 James E Wilson <wilson@specifixinc.com>
20317 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
20319 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20321 PR rtl-optimization/16001
20322 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
20325 2004-07-10 Geoffrey Keating <geoffk@apple.com>
20327 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
20329 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
20330 James Morrison <phython@gcc.gnu.org>
20332 * doc/contrib.texi (Contributors): Add gfortran contributors and
20333 fix a couple of typos.
20335 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20337 PR rtl-optimization/15387
20338 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
20339 to incoming args space correctly.
20341 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20343 * pa.c (output_indirect_call): Only use %r2 as the link register in
20344 indirect calls with the long PA 2.0 pc-relative branch.
20346 2004-07-10 Daniel Jacobowitz <dan@debian.org>
20348 * config/i386/i386.c (override_options): Pick a 64-bit CPU
20349 for the default tuning if TARGET_64BIT.
20351 2004-07-10 Richard Henderson <rth@redhat.com>
20353 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
20354 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
20356 2004-07-10 Jakub Jelinek <jakub@redhat.com>
20358 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
20359 * expmed.c (store_bit_field, extract_bit_field): Remove last
20361 * builtins.c (expand_builtin_signbit): Adjust callers.
20362 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
20363 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
20364 * ifcvt.c (noce_emit_move_insn): Likewise.
20365 * stmt.c (expand_return): Likewise.
20366 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
20367 store_field, expand_expr_real_1): Likewise.
20369 2004-07-10 Richard Henderson <rth@redhat.com>
20371 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
20373 2004-07-09 Mike Stump <mrs@apple.com>
20375 * config/darwin.c (no_dead_strip): Add.
20376 (HAVE_DEAD_STRIP): Add.
20377 (darwin_emit_unwind_label): Ensure that we don't dead code strip
20380 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20382 * tree-ssa-loop-im.c: New file.
20383 * Makefile.in (tree-ssa-loop-im.o): Add.
20384 * cfgloop.c (superloop_at_depth): New function.
20385 * cfgloop.h (superloop_at_depth): Declare.
20386 * common.opt (ftree-lim): New flag.
20387 * expr.c (array_ref_up_bound): New function.
20388 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
20389 * timevar.def (TV_LIM): New timevar.
20390 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
20391 computing immediate uses of a phi node.
20392 * tree-flow.h (struct tree_ann_common_d): Add aux field.
20393 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
20394 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
20395 * tree-pass.h (pass_lim): Declare.
20396 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
20398 (pass_lim): New pass structure.
20399 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
20400 * tree.c (in_array_bounds_p): New function.
20401 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
20402 (in_array_bounds_p, array_ref_up_bound): Declare.
20403 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
20404 * doc/passes.texi (tree-ssa-loop-im.c): Document.
20406 2004-07-09 Richard Henderson <rth@redhat.com>
20408 * builtins.c (expand_builtin_stpcpy): Don't modify len.
20410 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
20413 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
20415 * flags.h: Delete redundant prototypes that are being generated
20416 in options.h from common.opt.
20417 * common.opt: Add in the expository comments formerly in flags.h.
20419 2004-07-09 Jan Beulich <jbeulich@novell.com>
20421 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
20422 available for use only when TARGET_MMX/_SSE is set, and check for
20423 variable argument function if any register count is non-zero.
20424 (function_arg): Correctly suppress repeated warnings for passing SSE
20425 vectors are arguments without SSE enabled.
20426 (ix86_function_arg_boundary): Without SSE enabled, the use of what
20427 would be SSE register modes does no longer influence the alignment.
20429 2004-07-09 Richard Henderson <rth@redhat.com>
20431 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
20432 Always align upward to arg boundary. Use size_in_bytes/round_up.
20433 Maintain type-correctness of constants.
20434 * stor-layout.c (round_up, round_down): Special-case powers of 2.
20436 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
20438 * config/sparc/sparc.c (*_costs): Scale instruction costs
20440 (sparc_rtx_costs): Adjust as appropriate.
20442 2004-07-09 Jan Beulich <jbeulich@novell.com>
20444 * config/i386/mm3dnow.h: New.
20445 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
20447 2004-07-09 Richard Henderson <rth@redhat.com>
20449 * simplify-rtx.c (simplify_const_relational_operation): Only
20450 look at bounds of scalar integers.
20452 2004-07-09 Jan Beulich <jbeulich@novell.com>
20454 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
20456 2004-07-09 Andrew Pinski <apinski@apple.com>
20458 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
20460 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
20461 UOBJC_METACLASS_decl.
20463 2004-07-09 James E Wilson <wilson@specifixinc.com>
20466 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
20467 do return a parallel if hfa_mode == XFmode and mode == TImode.
20469 2004-07-09 Jan Beulich <jbeulich@novell.com>
20471 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
20472 permissible for unary plus.
20474 2004-07-09 Jan Beulich <jbeulich@novell.com>
20476 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
20477 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
20478 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
20479 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
20480 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
20481 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
20482 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
20483 (BUILTIN_xxxIMAX): New.
20484 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
20485 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
20486 BUILT_IN_PARITYIMAX.
20488 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
20490 * config/sparc/sparc.h (processor_costs): Define.
20491 (sparc_costs): Declare.
20492 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
20493 hypersparc_costs, sparclet_costs, ultrasparc_costs,
20494 ultrasparc3_costs): New.
20495 (sparc_override_options): Set sparc_costs as appropriate.
20496 (sparc_rtx_costs): Use sparc_costs instead of messy
20499 2004-07-09 Steven Bosscher <stevenb@suse.de>
20501 * doc/md.texi (Processor pipeline description): Mention that
20502 the old pipeline description is deprecated.
20504 * config/rs6000/7450.md (automaton ppc7450): Split up, move
20505 mciu_7450 function unit to...
20506 (automaton ppc7450mciu): ...new automaton.
20508 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
20509 (schedule_block): Don't consider inserting bubbles.
20510 (sched_init): Don't initialize DFA bubbles.
20511 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
20512 TARGET_SCHED_DFA_BUBBLE): Remove.
20513 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
20514 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
20515 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
20517 * stmt.c (conditional_context): Remove prototype.
20518 * tree.h (conditional_context): Remove.
20519 * tree-cfg.c (pre_insert_on_edge): Remove.
20521 * c-common.h (c_expand_asm_operands): Remove prototype.
20522 * c-typeck.c (c_expand_asm_operands): Remove.
20524 2004-07-09 Jan Beulich <jbeulich@novell.com>
20526 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
20527 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
20528 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
20529 and V8QI are class SSE. All sufficiently small remaining vector modes
20530 must be passed in one or two integer registers.
20531 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
20532 returned in memory.
20533 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
20534 __builtin_ia32_pmuludq128 have non-uniform argument and return types
20535 and must thus be handled explicitly.
20536 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
20538 (movv8qi_internal, movv4hi_internal, movv2si_internal,
20539 movv2sf_internal): Permit moving between MMX and XMM registers (since
20540 MMX areguments and return values are passed in XMM registers).
20541 (sse2_umulsidi3): Correct type and mode.
20543 2004-07-09 Richard Henderson <rth@redhat.com>
20545 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
20547 2004-07-09 Eric Christopher <echristo@redhat.com>
20549 * config/rs6000/40x.md: Split into two automatons.
20551 2004-07-09 Zack Weinberg <zack@codesourcery.com>
20552 Andrew Pinski <apinski@apple.com>
20554 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
20555 on when we have more than one input file.
20556 (c_common_parse_file): Restore loop over all input files.
20557 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
20559 * c-decl.c (set_type_context): New function.
20560 (pop_scope): Use it to set context of types. When we
20561 encounter a TYPE_DECL, set the context of the attached type too.
20562 (pop_file_scope): Don't call cpp_undef_all here.
20563 (diagnose_mismatched_decls): Do not complain about a second
20564 definition of an 'extern inline' function if it's not in the
20565 same translation unit. Do not complain about inline
20566 declaration after use if the use was in a different
20568 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
20569 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
20570 the external scope.
20571 (pushdecl_top_level): Likewise.
20572 (grokdeclarator): Clarify what is going on with setting
20573 DECL_EXTERNAL on function types, a little.
20574 (c_write_global_declarations): Don't do anything if
20575 -fsyntax-only or errors have been encountered.
20577 2004-07-09 Zack Weinberg <zack@codesourcery.com>
20579 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
20581 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20584 * pa.c (output_indirect_call): Use %r2 as the link register when
20585 calling $$dyncall with a pc-relative branch.
20587 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
20589 * doc/install.texi (Binaries): Mention OpenPKG.
20591 2004-07-09 Diego Novillo <dnovillo@redhat.com>
20593 Fix PR tree-optimization/15555
20594 * tree-dfa.c (dump_variable): If the variable is a pointer
20595 SSA_NAME, also dump its points-to information.
20596 * tree-flow.h (struct ptr_info_def): Add field
20598 (dump_points_to_info_for): Declare.
20599 (debug_points_to_info_for): Declare.
20600 * tree-optimize.c (init_tree_optimization_passes): Add a
20601 second alias analysis pass after DOM2.
20602 Move pass_del_pta to a later spot.
20603 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
20604 create a name tags when we find a dereferenced pointer. Just
20605 mark the pointer dereferenced.
20606 (collect_points_to_info_for): Move code to clear points-to
20607 information to create_name_tags.
20608 (create_name_tags): New function.
20609 (compute_flow_sensitive_aliasing): Call it.
20610 (setup_pointers_and_addressables): Mark type tags for renaming
20611 here instead of ...
20612 (create_memory_tag): ... here.
20613 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
20614 (dump_points_to_info_for): Declare extern.
20615 (debug_points_to_info_for): New function.
20617 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
20619 * config/arc/arc.md: Switch to DFA-based scheduler description.
20620 * config/arc/arc.c: Switch to DFA-based scheduler description.
20622 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20624 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
20627 2004-07-09 Richard Henderson <rth@redhat.com>
20629 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
20630 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20631 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
20632 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
20634 * config/v850/v850-protos.h (v850_va_arg): Remove.
20635 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20636 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
20637 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
20638 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
20639 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
20641 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20644 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
20645 and DImode to use +/-4k offset.
20647 2004-07-09 Richard Henderson <rth@redhat.com>
20649 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
20651 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20652 (xstormy16_gimplify_va_arg_expr): Rewrite from
20653 xstormy16_expand_builtin_va_arg.
20654 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
20656 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
20657 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
20659 * config/sh/sh-protos.h (sh_va_arg): Remove.
20660 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20661 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
20662 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
20664 * config/pa/pa-protos.h (hppa_va_arg): Remove.
20665 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20666 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
20667 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
20669 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
20670 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20671 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
20672 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
20674 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
20676 * config/sparc/sparc.md (return): Rewrite length formula.
20677 * config/sparc/sparc.c (output_return): Pass 1 as 5th
20678 argument to final_scan_insn when in a delay slot.
20679 (output_sibcall): Likewise.
20681 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20683 * arm.c (arm_cpp_interwork): New variable.
20684 (arm_override_options): Set it if TARGET_INTERWORK was on the command
20686 * arm.h (arm_cpp_interwork): Declare it.
20687 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
20688 __THUMB_INTERWORK__ in the preprocessor.
20690 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
20692 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
20694 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
20697 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
20698 Override default settings to account for -m32 and -m64.
20700 2004-07-08 Randolph Chung <tausq@debian.org>
20702 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
20704 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
20706 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
20707 before comparing it as such.
20709 2004-07-08 Richard Henderson <rth@redhat.com>
20711 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
20712 temporary. Use bit arithmetic to align.
20714 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
20716 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
20717 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
20718 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
20719 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
20720 add_labels_and_missing_jumps, find_jump_block,
20721 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
20723 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
20724 link_btr_uses, move_btr_def): Likewise.
20725 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
20726 expand_builtin_expect_jump): Likewise.
20727 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
20728 * calls.c (expand_call, emit_library_call_value_1): Likewise.
20729 * cfganal.c (forwarder_block_p): Likewise.
20730 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
20731 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
20732 find_bb_boundaries): Likewise.
20733 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
20734 merge_blocks_move_predecessor_nojumps,
20735 merge_blocks_move_successor_nojumps, insns_match_p,
20736 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
20737 try_optimize_cfg): Likewise.
20738 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
20739 * cfglayout.c (skip_insns_after_block, label_for_bb,
20740 record_effective_endpoints, insn_locators_initialize,
20741 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
20742 * cfgmainloop.c (create_loop_notes): Likewise.
20743 * cfgrtl.c (delete_insn, delete_insn_chain,
20744 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
20745 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
20746 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
20747 redirect_branch_edge, force_nonfallthru_and_redirect,
20748 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
20749 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
20750 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
20751 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
20752 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
20753 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
20754 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
20755 * combine.c (combine_instructions, can_combine_p, try_combine,
20756 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
20757 distribute_notes, distribute_links, insn_cuid): Likewise.
20758 * cse.c (fold_rtx, cse_insn, cse_around_loop,
20759 invalidate_skipped_block, cse_set_around_loop,
20760 cse_end_of_basic_block, cse_main, cse_basic_block,
20761 cse_condition_code_reg): Likewise.
20762 * cselib.c (cselib_process_insn): Likewise.
20763 * ddg.c (create_ddg): Likewise.
20764 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
20766 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
20767 gen_label_die, dwarf2out_var_location): Likewise.
20768 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
20769 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
20770 last_call_insn, active_insn_p, next_label, prev_label,
20771 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
20772 add_insn_before, remove_insn, add_function_usage_to,
20773 reorder_insns, find_line_note, remove_unnecessary_notes,
20774 emit_insn_after_1, classify_insn): Likewise.
20775 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
20776 connect_post_landing_pads, sjlj_mark_call_sites,
20777 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
20778 can_throw_internal, can_throw_external, set_nothrow_function_flags,
20779 convert_to_eh_region_ranges): Likewise.
20780 * explow.c (optimize_save_area_alloca): Likewise.
20781 * expr.c (expand_expr_real): Likewise.
20782 * final.c (insn_current_reference_address, compute_alignments,
20783 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
20784 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
20785 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
20786 propagate_block_delete_insn, propagate_one_insn,
20787 init_propagate_block_info, propagate_block, libcall_dead_p,
20788 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
20790 * function.c (instantiate_virtual_regs, reorder_blocks_1,
20791 expand_function_start, expand_function_end, contains,
20792 thread_prologue_and_epilogue_insns,
20793 reposition_prologue_and_epilogue_notes): Likewise.
20794 * gcse.c (constprop_register, bypass_conditional_jumps,
20795 insert_insn_end_bb, gcse_after_reload): Likewise.
20796 * genemit.c (gen_expand, gen_split): Likewise.
20797 * genpeep.c (gen_peephole, main): Likewise.
20798 * global.c (build_insn_chain): Likewise.
20799 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
20800 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
20801 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
20802 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
20803 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
20804 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
20805 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
20806 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
20807 dead_or_predicable): Likewise.
20808 * integrate.c (try_constants): Likewise.
20809 * jump.c (rebuild_jump_labels, cleanup_barriers,
20810 purge_line_number_notes, init_label_info, mark_all_labels,
20811 squeeze_notes, get_label_before, get_label_after,
20812 reversed_comparison_code_parts, simplejump_p, pc_set,
20813 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
20814 delete_barrier, delete_prior_computation, delete_computation,
20815 delete_related_insns, delete_for_peephole, redirect_jump):
20817 * lcm.c (optimize_mode_switching): Likewise.
20818 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
20820 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
20821 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
20822 * loop-iv.c (simplify_using_assignment): Likewise.
20823 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
20824 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
20825 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
20826 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
20827 check_insn_for_givs, check_final_value, update_giv_derive,
20828 basic_induction_var, product_cheap_p, check_dbra_loop,
20829 loop_insn_first_p, last_use_this_basic_block,
20830 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
20831 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
20832 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
20833 sms_schedule_by_order): Likewise.
20834 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
20835 * postreload.c (reload_cse_simplify_operands, reload_combine,
20836 reload_cse_move2add): Likewise.
20837 * predict.c (can_predict_insn_p, estimate_probability,
20838 expected_value_to_br_prob, process_note_predictions): Likewise.
20839 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
20840 * profile.c (branch_prob): Likewise.
20841 * ra-build.c (live_out_1, livethrough_conflicts_bb,
20842 detect_webs_set_in_cond_jump): Likewise.
20843 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
20844 ra_print_rtl_with_bb): Likewise.
20845 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
20846 * recog.c (next_insn_tests_no_inequality, find_single_use,
20847 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
20848 * reg-stack.c (next_flags_user, record_label_references,
20849 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
20850 compensate_edge, convert_regs_1): Likewise.
20851 * regclass.c (scan_one_insn): Likewise.
20852 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
20853 regmove_optimize, fixup_match_1, single_set_for_csa,
20854 combine_stack_adjustments_for_block): Likewise.
20855 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
20856 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
20857 find_equiv_reg): Likewise.
20858 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
20859 reload_as_needed, emit_input_reload_insns, do_output_reload,
20860 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
20862 * reorg.c (find_end_label, emit_delay_sequence,
20863 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
20864 get_jump_flags, rare_destination, mostly_true_jump,
20865 try_merge_delay_insns, redundant_insn, own_thread_p,
20866 fill_simple_delay_slots, fill_slots_from_thread,
20867 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
20868 dbr_schedule): Likewise.
20869 * resource.c (find_basic_block, next_insn_no_annul,
20870 find_dead_or_set_registers, mark_target_live_regs): Likewise.
20871 * rtl.h (RTX_PREV): Likewise.
20872 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
20873 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
20874 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
20875 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
20876 tablejump_p, computed_jump_p, insns_safe_to_move_p,
20877 find_first_parameter_load, can_hoist_insn_p): Likewise.
20878 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
20879 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
20880 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
20881 schedule_ebbs): Likewise.
20882 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
20883 is_conditionally_protected, can_schedule_ready_p,
20884 add_branch_dependences, debug_dependencies): Likewise.
20885 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
20887 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
20888 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
20889 set_dominates_use, ujump_to_loop_cont): Likewise.
20890 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
20891 * varasm.c (output_constant_pool_1): Likewise.
20893 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20895 * tree-scalar-evolution.c: New file.
20896 * tree-scalar-evolution.h: New file.
20897 * tree-ssa-loop-niter.c: New file.
20898 * Makefile.in (SCEV_H): New.
20899 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
20900 * cfgloop.h (struct loop): Add bounds field.
20901 * tree-flow.h (struct tree_niter_desc): New type.
20902 (number_of_iterations_cond, number_of_iterations_exit,
20903 loop_niter_by_eval, find_loop_niter_by_eval,
20904 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
20905 free_numbers_of_iterations_estimates): Declare.
20906 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
20907 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
20908 * doc/invoke.texi (max-iterations-to-track): Document.
20910 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
20912 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
20913 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
20914 (MODE_AFTER): Add cast appropriately.
20915 * config/sh/sh.md (movdi splitter): Likewise.
20916 (casesi_worker_2): Add const qualifier appropriately.
20917 (eh_return): Remove unused variable.
20918 (insv): Initialize v;
20920 2004-07-08 Richard Henderson <rth@redhat.com>
20922 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
20923 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20924 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
20925 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
20926 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
20928 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
20929 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20930 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
20931 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
20933 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
20934 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20935 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
20936 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
20938 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
20939 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20940 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
20941 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
20943 * config/i860/i860-protos.h (i860_va_arg): Remove.
20944 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20945 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
20946 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
20948 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
20950 * system.h: Prototype getpagesize if missing.
20951 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
20952 * configure: Regenerate.
20953 * config.in: Regenerate.
20955 2004-07-08 Richard Henderson <rth@redhat.com>
20957 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
20958 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20959 (fr30_gimplify_va_arg_expr): New.
20960 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
20961 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
20963 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
20966 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
20967 of asm_noperands result.
20969 2004-07-08 Richard Henderson <rth@redhat.com>
20971 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
20972 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20973 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
20974 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
20976 2004-07-08 Richard Henderson <rth@redhat.com>
20978 * builtins.c (ind_gimplify_va_arg_expr): New.
20979 * tree.h (ind_gimplify_va_arg_expr): Declare.
20980 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
20982 2004-07-08 Jan Beulich <jbeulich@novell.com>
20984 * expmed.c (extract_bit_field): Correct condition to use vec_extract
20985 patterns also on vector elements other than the first one.
20986 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
20989 2004-07-08 Geoffrey Keating <geoffk@apple.com>
20991 * config/rs6000/darwin-ldouble.c: Correct reference
20992 to the Linnainmaa paper.
20994 2004-07-08 Richard Henderson <rth@redhat.com>
20996 * config/arc/arc-protos.h (arc_va_arg): Remove.
20997 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20998 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
20999 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
21001 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
21002 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21003 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
21004 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
21006 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21008 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
21010 2004-07-08 Zack Weinberg <zack@codesourcery.com>
21012 * c-decl.c (static_ctors, static_dtors): Make static.
21013 (pop_file_scope): Call c_common_write_pch and
21014 cgraph_finalize_compilation_unit here.
21015 (build_cdtor): Moved here from c-objc-common.c; simplify.
21016 (c_write_global_declarations_1): Clarify comment.
21017 (c_write_global_declarations): Close the external scope before
21018 doing anything else. Call build_cdtor, cgraph_optimize, and
21019 mudflap_finish_file here.
21020 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
21022 * c-objc-common.c: No need to include cgraph.h.
21023 (build_cdtor): Moved to c-decl.c.
21024 (c_objc_common_finish_file): Delete.
21025 * c-tree.h: Update to match.
21026 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
21027 (generate_static_references): Set TREE_USED before calling finish_decl.
21028 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
21029 on the static_instances_decl.
21031 2004-07-08 Zack Weinberg <zack@codesourcery.com>
21033 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
21034 decls when there is only one input translation unit.
21035 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
21036 change of 2004-07-05; do not treat declarations with
21037 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
21038 * opts.c (cur_in_fname): Delete.
21039 * opts.h: Likewise.
21040 * tree.c: Revert changes of 2004-07-05; no special treatment
21041 for TRANSLATION_UNIT_DECLs.
21042 * Makefile.in (tree.o): Update dependencies.
21044 2004-07-08 Roger Sayle <roger@eyesopen.com>
21046 * builtins.c (fold_builtin_strcpy): Merge functionality from
21047 simplify_builtin_strcpy. Add additional len argument. No longer
21048 static. Remove function prototype.
21049 (fold_builtin_strncpy): Likewise integrate functionality from
21050 simplify_builtin_strncpy. Add additional slen argument. No
21051 longer static. Remove function prototype.
21052 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
21053 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
21054 types of "ignore" and "unlocked" parameters to bool.
21055 (fold_builtin_1): Add additional ignore argument. Call renamed
21056 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
21057 builtins. Update arguments to fold_builtin_strncpy and
21058 fold_builtin_strcpy. Add function prototype.
21059 (fold_builtin): Add additional Boolean ignore argument to pass
21061 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
21062 and fold_builtin_strncpy instead of simplify_builtin_fputs,
21063 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
21065 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
21066 simplify_builtin_strncpy): Delete function prototypes.
21067 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
21068 fold_builtin_strncpy): Add function prototypes here.
21069 (fold_builtin): Update function prototype with new "bool ignore".
21071 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
21072 (ccp_fold_builtin): Update call to fold_builtin. Call
21073 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
21074 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
21075 simplify_builtin_strncpy respectively.
21076 * fold-const.c (fold): Update call to fold_builtin.
21078 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
21080 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
21083 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
21084 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
21085 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
21086 * calls.c: Remove ifdefs of macros above.
21087 * functions.c: Likewise.
21088 * expr.c: Likewise.
21090 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21092 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
21093 (arch attribute): Delete.
21094 (current_function_calls_alloca attribute): Rename into calls_alloca.
21095 (calls_eh_return): New attribute.
21096 (leaf_function): Likewise.
21097 (length attribute): Fix formula for sibcalls.
21098 (return insn): Correctly compute the 'length' attribute.
21099 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
21101 2004-07-08 Richard Henderson <rth@redhat.com>
21103 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
21104 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
21105 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
21106 * tree-eh.c (lower_eh_constructs_1): Likewise.
21107 * tree-sra.c (sra_walk_modify_expr): Likewise.
21108 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21109 (eliminate_unnecessary_stmts): Likewise.
21110 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
21111 * tree-tailcall.c (optimize_tail_call): Likewise.
21112 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
21114 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
21115 Jakub Jelinek <jakub@redhat.com>
21117 * config/i386/i386.c (override_options): Enable
21118 SSE prefetches with -mtune, as long as we are
21119 compiling for i686 or higher. All i686 processors
21120 accept SSE prefetches as NOPS, some i586's don't.
21122 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21125 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
21127 2004-07-08 Diego Novillo <dnovillo@redhat.com>
21129 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
21130 the handling of clobbering ASM_EXPRs.
21132 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21135 * config/sparc/sparc.c (function_value): In 64-bit mode,
21136 return the aggregates larger than 16 bytes like unions.
21138 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21141 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
21142 'temp' is zero, generate new pseudos as needed and emit the
21143 sequence of insns in single-assignment form. Resync comments
21145 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
21146 function before reload.
21148 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
21150 * vec.c (vec_assert_fail): Remove duplicate 'function'.
21152 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
21154 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
21155 Allocation is signed.
21156 (VEC_reserve): Return flag, allocation is signed.
21158 2004-07-08 Richard Henderson <rth@redhat.com>
21160 * tree-ssa-ccp.c (fold_stmt): Get type directly from
21161 OBJ_TYPE_REF_OBJECT.
21163 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
21164 Neil Booth <neil@daikokuya.co.uk>
21168 * c-decl.c (finish_struct): Ensure bit-fields are given the
21170 * c-common.c (c_common_signed_or_unsigned_type): For C, require
21171 the precision to match as well as the mode.
21172 * expr.c (reduce_to_bit_field_precision): New function.
21173 (expand_expr_real_1): Reduce expressions of bit-field type to
21175 * langhooks.h (reduce_bit_field_operations): New hook.
21176 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21178 * c-lang.c, objc/objc-lang.c
21179 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
21180 * objc/objc-act.c (check_ivars): Convert types to bit-field types
21182 * tree.c (build_nonstandard_integer_type): New function.
21183 * tree.h (build_nonstandard_integer_type): New prototype.
21184 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
21185 conversions between integer and boolean types as useless.
21187 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
21189 * c-common.c (c_common_nodes_and_builtins): Do not
21190 create __builtin_ptrdiff_t and __builtin_size_t.
21192 2004-07-08 Andrew Pinski <apinski@apple.com>
21194 * Makefile.in (libbackend.o): Add -combine to the gcc
21197 2004-07-08 Nick Clifton <nickc@redhat.com>
21199 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
21202 2004-07-08 Richard Henderson <rth@redhat.com>
21204 * except.c (expand_eh_region_start, expand_eh_region_end,
21205 expand_eh_handler, expand_eh_region_end_cleanup,
21206 expand_start_all_catch, expand_start_catch, expand_end_catch,
21207 expand_end_all_catch, expand_eh_region_end_allowed,
21208 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
21209 expand_eh_region_end_fixup): Remove.
21210 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
21211 cleanups, outer_cleanups, label_chain, exception_region.
21212 (struct goto_fixup): Remove stack_level, cleanup_list_list.
21213 (struct label_chain): Remove.
21214 (struct stmt_status): Remove x_stack_block_stack.
21215 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
21216 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
21217 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
21218 end_cleanup_deferral, last_cleanup_this_contour,
21219 containing_blocks_have_cleanups_or_stack_level,
21220 any_pending_cleanups): Remove.
21221 (expand_null_return_1): Take no arguments.
21222 (expand_label, expand_naked_return, expand_return,
21223 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
21224 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
21225 expand_end_case_type): Don't use any of them.
21226 * calls.c (expand_call): Likewise.
21227 * dojump.c (do_jump): Likewise.
21228 * function.c (expand_function_end): Likewise.
21229 * expr.c (store_expr, expand_expr_real_1): Likewise.
21230 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
21231 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
21232 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
21233 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
21234 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
21235 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
21236 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
21237 for WITH_CLEANUP_EXPR.
21238 (gimple_push_cleanup): Likewise.
21239 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
21240 * print-tree.c (print_node): Likewise.
21241 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
21242 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
21243 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
21244 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
21245 (GOTO_SUBROUTINE_EXPR): Remove.
21246 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
21247 (DECL_TOO_LATE): Remove.
21248 * except.h, tree.h: Update decls.
21250 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
21252 * explow.c (optimize_save_area_alloca): Do not accept parameters.
21253 * passes.c (rest_of_handle_final): Handle symout.
21254 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
21256 (rest_of_handle_sched): Break out SMS. Remove ifs for
21257 flag_schedule_insns and flag_modulo_sched.
21258 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
21259 collect at the end.
21260 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
21261 (rest_of_handle_partition_blocks, rest_of_handle_sms,
21262 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
21263 rest_of_handle_mode_switching, rest_of_handle_jump,
21264 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
21265 rest_of_handle_jump2, rest_of_handle_postreload,
21266 rest_of_handle_flow2, rest_of_clean_state,
21267 rest_of_handle_shorten_branches,
21268 rest_of_handle_prologue_epilogue,
21269 rest_of_handle_branch_target_load_optimize): New.
21270 (rest_of_compilation): Call the above. Remove ggc_collect
21271 calls moved to rest_of_handle_*.
21272 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
21274 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
21275 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
21276 * except.h (set_nothrow_function_flags): Update comment.
21277 * function.c (current_function_nothrow): Remove.
21278 * output.h (current_function_nothrow): Remove.
21279 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
21280 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
21282 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21285 * reorg.c: Revert 2004-06-30 change.
21286 (find_end_label): If HAVE_epilogue and !HAVE_return,
21287 return 0 instead of creating a label at the end of the insn chain.
21288 (optimize_skip): Account for the failure mode of find_end_label.
21289 (fill_simple_delay_slots): Likewise.
21290 (fill_slots_from_thread): Likewise.
21291 (relax_delay_slots): Likewise.
21293 2004-07-08 Diego Novillo <dnovillo@redhat.com>
21295 * tree-flow.h (addressable_vars): Declare.
21296 * tree-ssa-alias.c (addressable_vars): Define.
21297 (setup_pointers_and_addressables): Add addressable variables
21298 to addressable_vars.
21299 * tree-ssa-operands.c (get_stmt_operands): Move
21300 handling of ASM_EXPRs ...
21301 (get_asm_expr_operands): ... here.
21302 When the ASM_EXPR clobbers memory, also clobber addressable
21304 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
21305 (delete_tree_ssa): Reset addressable_vars.
21307 2004-07-07 Jan Beulich <jbeulich@novell.com>
21308 Richard Henderson <rth@redhat.com>
21310 * varasm.c (assemble_variable): Use assemble_zeros for
21311 zero-initialized variables.
21312 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
21313 for SECCAT_BSS and SECCAT_TBSS.
21315 2004-07-07 Jan Beulich <jbeulich@novell.com>
21317 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
21319 * expmed.c (emit_store_flag): Also special-case double-word
21320 (in-)equality comparison against -1.
21322 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
21323 passing arguments the containers for which are registers.
21325 * calls.c (emit_library_call_value_1): Use mode of function parameter
21326 rather than that of argument since constants have none.
21328 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
21330 Introduce H8SX support.
21331 * expr.c (expand_strcpy): Renamed and moved to...
21332 * builtins.c (expand_movstr): ... here. Tweak.
21333 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
21334 computed or has side effects.
21335 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
21336 unused, or if mempcpy fails. Adjust the return value in the
21337 latter case. Use movstr if everything else fails.
21338 * doc/md.texi (movstr): Document.
21339 (movmemM, clrmemM): Fix explanation of memory block operands.
21340 * config/h8300/h8300.md (stpcpy): Renamed to...
21341 (movstr): ... this. Adjust.
21342 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
21343 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
21344 movmem* and clrstr* to clrmem*.
21345 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
21346 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
21347 GENERAL_REGS, always.
21348 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
21349 getting the stack pointer as addr.
21350 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
21351 from general_operand_dst.
21352 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
21354 (movmd_internal): ... this. Add modes to operands. Disparage `D'
21355 instead of requiring it to match only before reload.
21356 (stpcpy_internal_normal): New, normal-mode variant of...
21357 (stpcpy_internal): ... this. Add modes to operands. Disparage
21358 `D' instead of requiring it to match only before reload.
21359 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
21361 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
21362 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
21364 * config/h8300/h8300.md (attr type): Add call.
21365 (attr can_delay): If type is call, set it no.
21366 (call, call_value): Set type to call.
21367 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
21368 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
21369 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
21370 * tree.c (get_narrower): Don't narrow integral types into
21371 non-integral types.
21372 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
21373 frame_size *before* the first use.
21374 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
21376 (peephole2): Don't widen instructions that push SP. Move
21377 decrement of SP to the end of all stm-generating peepholes.
21378 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
21379 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
21380 and OR to set it to all ones.
21381 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
21382 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
21383 (call, call_value): Set can_delay to "no".
21384 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
21385 * config/h8300/h8300.md (extzv): Make subreg check more robust.
21386 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21387 * config/h8300/h8300.md (*brabit): Remove.
21388 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
21389 zero_extract. Use bit_memory_operand as the predicate for
21390 operand 1 and 'WU' as the constraint. Check the difference
21391 between the base length and the final one when deciding which
21392 type of branch to use.
21393 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21394 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
21395 Use convert_move to extend the result for TARGET_H8300SX. Check
21396 for QImode memory references. Optimize the case where the
21397 destination is a paradoxical subreg.
21398 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21399 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
21400 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
21401 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
21402 * config/h8300/h8300.md: Include mova.md
21403 (length_table): Add mova and mova_zero.
21404 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
21405 after all constant addresses for '%R', '%X', '%T' and '%S'.
21406 (h8300_mova_length): New function.
21407 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
21408 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
21409 dependencies for s-config, etc.
21410 * config/h8300/gemova.sh: New file.
21411 * config/h8300/mova.md: Generated.
21412 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
21413 * config/h8300/h8300.c (h8300_bitfield_length): New.
21414 (nibble_operand): Adjust.
21415 (h8300_binary_length): Handle conditional binary op.
21416 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
21417 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
21418 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
21419 and P#<0, unused so far. W and Y are now prefixes to multi-letter
21420 constraints. WU is introduced as a variant of U that requires a
21421 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
21422 * config/h8300/h8300.md (attr type): Added bitbranch.
21423 (attr length_table): Added bitfield and bitbranch.
21424 (attr length): Compute bitbranch length.
21425 (andqi): Separate pattern for H8300SX. Use bfld for loading the
21426 least-significant bit of a byte.
21427 (brabit, brabc, brabs): New.
21428 (insv, extzv): Emit bfst and bfld on H8300SX.
21429 (bfld, bfst, seq, sne): New.
21430 (bstzhireg, cmpstz, bstz, bistz): New.
21431 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
21432 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
21433 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
21434 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
21435 (h8sx_unary_memory_operator): New function.
21436 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
21437 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
21438 * config/h8300/h8300.md: Add peepholes to combine reloads and
21440 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
21441 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
21442 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
21443 (and?i, ior?i, xor?i): Likewise.
21444 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
21445 * config/h8300/h8300.c: Move enums and prototypes to head of file.
21446 Various whitespace fixes.
21447 (h8300_constant_length): New function, split out from...
21448 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
21449 (h8300_classify_operand): Use IN_RANGE.
21450 (h8300_classify_operand): Use h8300_constant_length.
21451 (h8300_short_move_mem_p): Tighten size check.
21452 (h8sx_mergeable_memrefs_p): Tighten equality check.
21453 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
21454 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
21456 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
21457 * config/h8300/crtn.asm: Likewise.
21458 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
21459 if __H8300SX__ is defined.
21460 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
21461 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
21462 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
21463 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
21464 addresses as mode-dependent.
21465 * config/h8300/h8300.c (print_operand_address): Update call to
21467 (h8300_get_index): Take a mode argument. Rework to fix an
21468 earlier misunderstanding.
21469 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
21470 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
21471 into a register if TARGET_H8300SX.
21472 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
21473 TARGET_H8300SX. Also disable related define_splits.
21474 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
21475 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
21476 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
21477 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
21478 * config/h8300/h8300.h (OK_FOR_Z): New macro.
21479 (EXTRA_CONSTRAINT_STR): Check it.
21480 * config/h8300/h8300.c (h8300_classify_operand): Accept null
21482 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
21483 * config/h8300/h8300.md (length_table): Add mov_imm4.
21484 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
21485 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
21486 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
21488 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
21489 * config/h8300/h8300.c (h8300_reorg): New function.
21490 (TARGET_MACHINE_DEPENDENT_REORG): Define.
21491 * config/h8300/h8300.md (length): Subtract the length of the
21492 delay slot from (pc) when checking the range of forward branches.
21493 (delay_slot, can_delay): New attributes.
21494 (define_delay): Add bra/s handling.
21495 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
21496 (jump): Add delayed-branch handling.
21497 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
21498 * expr.c (expand_strcpy): New function.
21499 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
21500 (expand_builtin_stpcpy): Likewise.
21501 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
21502 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
21503 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
21504 handling to improve register allocation for -fno-omit-frame-pointer.
21505 (h8sx_split_movmd): Delete, moving er6 handling into...
21506 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
21507 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
21508 (movmd): Add calls to copy_rtx.
21509 (movmd_internal): In the second alternative, allow the initial and
21510 final destination registers to be different . Update the splitter
21511 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
21512 instead of h8sx_split_movmd.
21513 (stpcpy, movsd): New expanders.
21514 (movsd_internal): New define_insn.
21515 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
21516 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
21517 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
21518 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
21519 and DESTINATION_REGS.
21520 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
21521 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
21522 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
21523 (h8300_move_ratio): Declare.
21524 (MOVE_RATIO): Use it.
21525 * config/h8300/h8300.c (h8300_move_ratio): New variable.
21526 (h8300_init_once): Initialize it.
21527 (h8300_reg_class_from_letter): New function.
21528 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
21529 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
21530 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
21531 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
21532 (movstrsi, movmd): New expanders.
21533 (movmd_internal): New insn.
21534 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
21535 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
21536 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
21537 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
21538 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
21539 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21540 * config/h8300/h8300.c (nibble_operand): Fix warning.
21541 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
21542 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
21543 (movsf_h8300h): Disable for TARGET_H8300SX.
21544 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21545 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
21546 h8300_stm_parallel and h8300_return_parallel.
21547 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
21548 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
21549 h8300_stm_parallel, h8300_return_parallel): New functions.
21550 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
21551 if TARGET_H8300SX. Use h8300_push_pop.
21552 (h8300_expand_epilogue): Likewise. Try to merge the return insn
21553 and final pop when generating h8sx code. Always emit some form
21555 * config/h8300/h8300.md: Don't enforce register alignment in
21556 stm peepholes if TARGET_H8300SX.
21557 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
21558 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
21559 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
21560 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21561 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
21562 (MULTILIB_DIRNAMES): Add a directory for it.
21563 (MULTILIB_MATCHES): Delete.
21564 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
21565 * final.c (walk_alter_subreg): Handle addresses with subregs
21566 inside a ZERO_EXTEND or AND.
21567 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
21568 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
21570 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
21571 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
21572 @(dd,Rn.w) and @(dd,ERn.L).
21573 (h8300_displacement_size): Take the whole address as argument.
21574 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
21575 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
21576 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
21577 (h8sx_mergeable_memrefs_p): Declare.
21578 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
21579 (HAVE_PRE_INCREMENT): Likewise.
21580 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
21581 addresses for TARGET_H8300SX,
21582 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
21584 (movb_length_table, movl_length_table): New tables.
21585 (movw_length_table): Define to movb_length_table.
21586 (h8300_displacement_size): New, split out from...
21587 (h8300_classify_address): ...here. Handle pre/post inc/dec.
21588 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
21589 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
21590 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
21591 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
21592 (compute_plussi_length, compute_plussi_cc): Update accordingly.
21593 (h8sx_unary_shift_operator): Get the mode from the operator.
21594 (binary_shift_operator): Likewise.
21595 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
21596 a memory reference, check whether the reference is offsettable.
21597 (length_table): Add movb, movw and movl.
21598 (movqi): Add new h8sx pattern. Don't force one operand to be a
21599 register when generating h8sx code.
21600 (movhi, movsi, movsf): Likewise.
21601 (movstrictqi): Use the length_table attribute.
21602 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
21603 (addqi3): Split into a define_expand and define_insn. Don't accept
21604 memory operands in the expander. Use h8300_operands_match_p to
21605 check for matching operands in the define_insn.
21606 (subqi3, negqi2, one_cmplqi2): Likewise.
21607 (add[hs]i3): Don't accept memory operands in the expander. Likewise
21608 in any patterns that are unused in h8sx code. In the h8sx patterns,
21609 use h8300_operands_match_p to check whether operands match.
21610 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
21611 one_cmpl[hs]i3): Likewise.
21612 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
21614 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
21615 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
21616 (h8300_insn_length_from_table): Add a second parameter.
21617 (output_h8sx_shift): Declare.
21618 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
21619 (EXTRA_CONSTRAINT): Replace with...
21620 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
21621 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
21622 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
21623 and h8sx_binary_shift_operator.
21624 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
21625 for TARGET_H8300SX.
21626 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
21627 (bit_memory_operand, fix_bit_operand): Likewise.
21628 (h8300_length_table_for_insn): Remove.
21629 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
21631 (h8300_short_immediate_length, h8300_binary_length): New functions.
21632 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
21633 (output_plussi): Use sub to add negative constants.
21634 (compute_plussi_length): Adjust accordingly.
21635 (h8sx_single_shift_type): New enum.
21636 (h8sx_single_shift, h8sx_unary_shift_operator,
21637 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
21638 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
21639 single h8sx instruction. Return false in this case.
21640 * config/h8300/h8300.md (length_table): Add short_immediate.
21641 (length): Pass the operand array to h8300_insn_length_from_table.
21642 (adjust_length): Assume "no" for insns with a length_table attribute.
21643 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
21644 (*addhi3_h8300hs): Don't use for h8sx.
21645 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
21647 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
21648 1's predicate to nonimmediate_operand. Only skip default expansion
21649 if expand_a_shift or expand_a_rotate returns true. Add new patterns
21650 for single h8sx shift instructions.
21651 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
21652 * config/h8300/h8300.c (nibble_operand): Split out of...
21653 (reg_or_nibble_operand): ... this.
21654 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
21655 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
21656 umulhisi3): Introduce expand, and introduce separate insns for
21657 sign- or zero-extended REG and already-extended CONST_INT.
21658 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
21659 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
21660 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
21661 (subhi3): Likewise. Don't accept immediates for operand 1.
21662 Remove the early clobber from second alternative of the h8300s pattern.
21663 (subsi3): Generalize for h8sx. Force operand 2 into a register
21664 on plain h8300 targets.
21665 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
21666 (subsi3_h8300h): Generalize for h8sx.
21667 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
21668 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
21669 * config/h8300/h8300.c (reg_or_nibble_operand): New.
21670 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
21671 (TARGET_H8300SXMUL): New.
21672 (CONST_OK_FOR_P): New.
21673 (CONST_OK_FOR_LETTER_P): Adjust.
21674 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
21675 umulhisi3): Accept 4-bit immediate on H8SX.
21676 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
21677 (udivsi3, divhi3, udivsi3, divsi3): New.
21678 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
21679 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
21680 * config/h8300/h8300.h (OK_FOR_Q): New macro.
21681 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
21682 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
21683 Add ADDRESSOF to the bit_operand entry.
21684 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
21685 (h8300_src_operand): Likewise.
21686 (bit_operand): Check nonimmediate_operand rather than general_operand.
21687 Accept any nonimmediate_operand in h8sx code.
21688 (h8300_and_costs): Initialize operands[1].
21689 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
21690 (h8300_operand_class): New enum.
21691 (h8300_length_table): New typedef.
21692 (addb_length_table, addw_length_table, addl_length_table,
21693 logicl_length_table): New tables.
21694 (logicb_length_table, logicw_length_table): New macros.
21695 (h8300_classify_operand, h8300_length_from_table,
21696 h8300_length_table_for_insn, h8300_unary_length,
21697 h8300_insn_length_from_table): New functions.
21698 (output_plussi): Only use adds and subs for register destinations.
21699 Disable redundant clause.
21700 (compute_plussi_cc): Likewise.
21701 (compute_plussi_length): Likewise. Use h8300_length_from_table
21702 to work out the length of an insn.
21703 (output_logical_op): Only use narrower immediate instructions
21704 if the destination is a register.
21705 (compute_logical_op_cc): Likewise.
21706 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
21707 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
21708 * config/h8300/h8300.md (length_table): New attribute.
21709 (length): When an instruction has a length_table attribute, use
21710 h8300_insn_length_from_table to calculate its default length.
21711 (cmpqi): Use h8300_dst_operand for the first operand and
21712 h8300_src_operand for the second.
21713 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
21714 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
21715 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
21716 iorsi3, xorhi3, xorsi3): Likewise.
21717 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
21718 so that it allows any combination of operands for TARGET_H8300SX.
21719 (iorqi3, xorqi3): Likewise.
21720 (cmpqi): Use the length_table attribute.
21721 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
21722 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
21723 (cmpqi): Add 'Q' constraint.
21724 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
21725 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
21726 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
21727 * config/h8300/h8300.h (MASK_H8300SX): New macro.
21728 (TARGET_H8300S): True for both -ms and -msx.
21729 (TARGET_H8300SX): New macro.
21730 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
21731 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
21732 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
21733 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
21734 [Temporary change.]
21735 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
21736 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
21737 16-bit pointers and 32-bit ints.
21738 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
21739 CONST_DOUBLE with mode no wider than SImode.
21740 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
21742 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
21743 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
21745 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
21746 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
21747 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
21749 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
21751 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
21753 2004-07-07 Per Bothner <per@bothner.com>
21755 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
21757 2004-07-07 Mike Stump <mrs@apple.com>
21759 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
21760 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
21761 (machopic_finish): Likewise.
21763 2004-07-07 Richard Henderson <rth@redhat.com>
21765 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
21766 through any value-preserving cast.
21768 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
21770 * function.c (assign_parm_find_data_types): Call
21771 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
21773 2004-07-07 Steven Bosscher <stevenb@suse.de>
21775 * tree-cfg.c (group_case_labels): Remove case labels that have
21776 the same target as the default case.
21778 2004-07-07 Steven Bosscher <stevenb@suse.de>
21780 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
21781 regardless of DECL_LANG_SPECIFIC being present or not.
21782 * tree.h (DECL_NUM_STMTS): Purge.
21784 2004-07-07 Andrew Pinski <apinski@apple.com>
21786 * configure: Regenerate with the right autoconf.
21788 2004-07-07 David Edelsohn <edelsohn@gnu.org>
21790 * ifcvt.c (total_bb_rtx_cost): New function.
21791 (find_if_case_1): Compare rtx_cost of basic block to cost of
21793 (find_if_case_2): Same.
21795 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
21798 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
21799 (output_return): Likewise.
21800 (output_sibcall): Abort if !flag_delayed_branch.
21801 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
21802 (emit_and_preserve): New function.
21803 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
21804 indirect jump to the thunked-to function if !flag_delayed_branch.
21805 * config/sparc/sparc.md (delayed_branch): New attribute.
21806 (load_pcrel_sym): Honor flag_delayed_branch. Use above
21807 attribute to compute the length of the insn.
21808 (goto_handler_and_restore): Likewise.
21810 2004-07-07 Andrew Pinski <apinski@apple.com>
21812 PR tree-optimization/15777
21813 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
21815 * expr.c (expand_expr_real_1): Fix formating.
21816 BUFFER_REF and IN_EXPR are dead.
21817 * fold-const.c (non_lvalue): BUFFER_REF is dead.
21818 * tree-inline.c (estimate_num_insns_1): Likewise.
21819 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
21820 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
21821 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
21823 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
21825 * collect2.c (dump_file): Don't call cplus_demangle if
21826 HAVE_LD_DEMANGLE is defined.
21827 (main): Pass "--demangle" to ld if no_demangle is not 0 and
21828 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
21829 if HAVE_LD_DEMANGLE is defined.
21831 * configure.ac (--with-demangler-in-ld): Added
21832 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
21833 --with-demangler-in-ld is used.
21834 * config.in: Regenerated.
21835 * configure: Likewise.
21837 2004-07-07 Roger Sayle <roger@eyesopen.com>
21839 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
21840 for simple floating point operations "fp", double precision
21841 multiplication "dmul", and single and double precision division
21842 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
21843 (ppc630_cost): New table split from ppc620_cost, to distinguish
21844 differences in floating point latencies.
21845 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
21846 (rs6000_rtx_costs): Add support for single and double precision
21847 floating point addition, subtraction, multiplication, division,
21848 fused-multiply-add, fused-multiply-sub, negation, absolute value
21849 and negative absolute value. Tweak MEM case to use prefered idiom.
21851 2004-07-07 Richard Henderson <rth@redhat.com>
21853 * tree-flow-inline.h (may_propagate_copy): Move...
21854 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
21855 attempt to copy between types requiring conversion.
21856 * tree-flow.h (may_propagate_copy): Update decl.
21857 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
21859 2004-07-07 Jakub Jelinek <jakub@redhat.com>
21861 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
21862 from -mtune= option.
21864 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
21866 * builtins.c: Rename movstr*, except for movstrict*, to
21867 movmem* and clrstr* to clrmem*.
21868 * expr.c: Likewise.
21869 * expr.h: Likewise.
21870 * genopinit.c: Likewise.
21871 * integrate.c: Likewise.
21872 * local-alloc.c: Likewise.
21873 * optabs.c: Likewise.
21874 * optabs.h: Likewise.
21875 * config/alpha/alpha.h: Likewise.
21876 * config/alpha/alpha.md: Likewise.
21877 * config/arm/arm-protos.h: Likewise.
21878 * config/arm/arm.c: Likewise.
21879 * config/arm/arm.md: Likewise.
21880 * config/avr/avr.md: Likewise.
21881 * config/c4x/c4x.c: Likewise.
21882 * config/c4x/c4x.md: Likewise.
21883 * config/frv/frv.md: Likewise.
21884 * config/i386/i386-protos.h: Likewise.
21885 * config/i386/i386.c: Likewise.
21886 * config/i386/i386.h: Likewise.
21887 * config/i386/i386.md: Likewise.
21888 * config/i860/i860.c: Likewise.
21889 * config/i860/i860.md: Likewise.
21890 * config/ip2k/ip2k.md: Likewise.
21891 * config/ip2k/libgcc.S: Likewise.
21892 * config/ip2k/t-ip2k: Likewise.
21893 * config/m32r/m32r.c: Likewise.
21894 * config/m32r/m32r.md: Likewise.
21895 * config/mcore/mcore.md: Likewise.
21896 * config/mips/mips.c: Likewise.
21897 * config/mips/mips.md: Likewise.
21898 * config/ns32k/ns32k.c: Likewise.
21899 * config/ns32k/ns32k.h: Likewise.
21900 * config/ns32k/ns32k.md: Likewise.
21901 * config/pa/pa.c: Likewise.
21902 * config/pa/pa.md: Likewise.
21903 * config/pdp11/pdp11.h: Likewise.
21904 * config/pdp11/pdp11.md: Likewise.
21905 * config/rs6000/rs6000.c: Likewise.
21906 * config/rs6000/rs6000.md: Likewise.
21907 * config/s390/s390-protos.h: Likewise.
21908 * config/s390/s390.c: Likewise.
21909 * config/s390/s390.md: Likewise.
21910 * config/sh/lib1funcs.asm: Likewise.
21911 * config/sh/sh.c: Likewise.
21912 * config/sh/sh.md: Likewise.
21913 * config/sh/t-sh: Likewise.
21914 * config/sparc/sparc.h: Likewise.
21915 * config/vax/vax.md: Likewise.
21916 * config/xtensa/xtensa.c: Likewise.
21917 * config/xtensa/xtensa.md: Likewise.
21918 * doc/invoke.texi: Likewise.
21919 * doc/md.texi: Likewise.
21920 * doc/rtl.texi: Likewise.
21922 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
21925 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
21926 * config/mips/mips.c (mips_declare_common_object): New function,
21927 mostly split out from...
21928 (mips_output_aligned_decl_common): ...here.
21929 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
21930 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
21931 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
21932 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
21934 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21937 * function.c (assign_parms): Fix typo from previous change.
21939 2004-07-07 Jason Merrill <jason@redhat.com>
21942 * doc/extend.texi (C++ Interface): Correct information and
21945 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
21950 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
21953 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
21956 * config/m32r/m32r.c (m32r_function_symbol): New function:
21957 Generate a symbol name RTX with the correct m32r specific flags
21959 (block_move_call): Use new function to generate correct symbol.
21960 * config/m32r/m32r-protos.h: Add prototype for new funcion.
21961 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
21964 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
21966 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
21967 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
21968 TYPE_BINFO_BASETYPE): Remove.
21969 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
21971 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
21973 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
21974 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
21975 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
21976 (struct tree_binfo): Rename base_types to base_binfos.
21977 * alias.c (record_component_aliases): Adjust BINFO macros.
21978 * dbxout.c (dbxout_type): Likewise.
21979 * dwarf2out.c (gen_member_die): Likewise.
21980 * sdbout.c (sdbout_one_type): Likewise.
21981 * tree-dump.c (deque_and_dump): Likewise.
21982 * config/i386/i386.c (classify_argument,
21983 contains_128bit_aligned_vector_p): Likewise.
21985 2004-07-07 Nick Clifton <nickc@redhat.com>
21987 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
21988 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
21990 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
21992 * vec.h: Fix the example use.
21994 2004-07-06 Richard Henderson <rth@redhat.com>
21996 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
21997 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
21998 * tree-inline.c (copy_body_r, setup_one_parameter,
21999 initialize_inlined_parameters, expand_call_inline,
22000 declare_inline_vars): Don't check it.
22001 (expand_calls_inline): Remove old version, rename new version
22002 from gimple_expand_calls_inline.
22003 * tree-optimize.c (execute_gimple): Remove.
22004 (pass_gimple): Don't run anything.
22006 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
22008 * doc/sourcebuild.texi: Use semicolons instead of commas in
22011 2004-07-06 Richard Henderson <rth@redhat.com>
22013 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
22014 (sra_walk_modify_expr, scan_init): Likewise.
22015 (generate_element_zero): Check visited before scanning children.
22016 (generate_element_init): Set visited on error.
22017 (scalarize_init): Handle generate_element_init failure similar
22020 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
22022 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
22023 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
22025 2004-07-06 Richard Henderson <rth@redhat.com>
22027 * config/i386/i386.c (legitimize_pic_address): Make static.
22028 (legitimize_address): Handle CONST with TLS operand.
22029 (ix86_expand_move): Don't call legitimize_pic_address directly.
22030 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
22032 2004-07-06 Roger Sayle <roger@eyesopen.com>
22034 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
22035 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
22036 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
22037 is currently executed unconditionally, i.e. not in "else_bb".
22039 2004-07-06 Steven Bosscher <stevenb@suse.de>
22041 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
22042 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22043 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
22044 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22045 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
22046 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22047 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
22048 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22049 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
22050 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22051 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
22052 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22053 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
22054 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22055 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
22056 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
22058 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
22060 * dojump.c (do_jump): REFERENCE_EXPR is dead.
22061 * expr.c (expand_expr_real_1): Ditto.
22062 * tree-inline.c (estimate_num_insns_1): Ditto.
22063 * tree-pretty-print.c (dump_generic_node): Ditto.
22064 (op_symbol): Ditto.
22067 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
22069 * tree-ssa-pre.c (reference_node_pool): New pool.
22070 (find_or_generate_expression): Class 'r' is okay too.
22071 (create_value_expr_from): Ditto.
22072 (add_to_sets): LHS should not include vuses.
22073 (eliminate): Ditto.
22074 (compute_avail): Reverse ordering of tests.
22075 Valuize INDIRECT_REF as well.
22077 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
22079 PR rtl-optimization/16380
22080 * loop.c (check_dbra_loop): Sink comparison instructions if they
22081 do something other than set cc0.
22083 2004-07-06 James E Wilson <wilson@specifixinc.com>
22085 * doc/interface.texi (longjmp and automatic variables): Delete
22086 paragraph recommending taking the address of a variable.
22088 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
22090 * vec.h (VEC_embedded_alloc): Remove.
22091 (VEC_embedded_size, VEC_embedded_init): New.
22092 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
22094 (VEC_truncate): New.
22095 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
22096 (vec_embedded_alloc): Remove.
22097 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
22098 (vec_embedded_alloc): Remove.
22100 2004-07-06 Mark Mitchell <mark@codesourcery.com>
22102 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
22103 (gt-langhooks.h): Remove.
22105 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
22107 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
22109 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
22111 * config/sparc/sparc.c (get_pc_symbol): Rename into
22112 add_pc_to_pic_symbol.
22113 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
22114 (load_pic_register): Account for previous changes.
22115 Use reg_names. Don't create the label twice.
22116 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
22117 UNSPEC_LOAD_PCREL_SYM.
22118 (get_pc): Rename into load_pcrel_sym. Add predicate to
22119 operands. Remove condition.
22121 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
22123 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
22124 RECORD, UNION & QUAL_UNION is actually a binfo.
22126 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
22127 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
22128 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
22129 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
22130 * dwarf2out.c (add_data_member_location_attribute): Likewise.
22131 (gen_inheritance_die): Likewise.
22132 * tree-dump.c (deque_and_dump): Likewise.
22133 * doc/c-tree.texi (Binfos): Add under reconstruction note.
22135 2004-07-06 Steven Bosscher <stevenb@suse.de>
22137 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
22139 * config/mcore/mcore.md: Model memory latency with a simple DFA
22140 pipeline description instead of a define_function_unit.
22142 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22144 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
22145 * langhooks.h (var_mod_type_p): Likewise.
22146 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
22147 * expr.c (count_type_elements): Properly handle return from
22148 array_type_nelts and properly test for overflow.
22149 * gimplify.c (gimplify_init_constructor): Properly handle return
22150 from array_type_nelts.
22151 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
22152 * integrate.c (copy_decl_for_inlining): Correct comments.
22153 * tree-inline.c (remap_decl): Update comments, remove dead code,
22154 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
22155 (remap_type): Only remap if variably modified by vars in function
22157 (copy_body_r): Use compatible_type langhooks to see when can fold.
22158 (setup_one_parameter): Don't remap type.
22159 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
22160 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
22161 compute TREE_INVARIANT for decl case.
22162 (find_var_from_fn): New function.
22163 (variably_modified_type_p): Add arg and call new function.
22164 * tree.h (variably_modified_type_p): Add extra arg.
22166 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
22168 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
22169 (goto_handler_and_restore_v9): Delete disabled insn.
22170 (goto_handler_and_restore_v9_sp64): Likewise.
22172 2004-07-05 Roger Sayle <roger@eyesopen.com>
22174 * calls.c (load_register_parameters): Call expand_shift instead
22175 of expand_binop with ashl_optab (or other shift optab) directly.
22176 * expr.c (emit_group_load, emit_group_store): Likewise.
22177 * function.c (assign_parm_setup_block): Likewise.
22178 * stmt.c (shift_return_value): Likewise.
22180 2004-07-05 Jakub Jelinek <jakub@redhat.com>
22182 * expr.c (expand_assignment): Disable the bitfield += optimizations.
22184 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
22186 * doc/sourcebuild.texi: Revert previous patch.
22188 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
22190 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
22191 TARGET_MEM_FUNCTIONS.
22192 * system.h: Poison TARGET_MEM_FUNCTIONS.
22193 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
22194 bcmp_libfunc, bzero_libfunc): Remove.
22195 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
22197 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
22198 * doc/standards.texi: Don't mention calling BSD string functions.
22199 * doc/invoke.texi: Likewise. Mention that memmove may be called.
22200 * config/vax/t-memfuncs: New.
22201 * config/memcmp.c, config/memcpy.c, config/memmove.c,
22202 config/memset.c: New.
22203 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
22204 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
22206 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
22207 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
22208 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
22209 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
22210 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
22211 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
22212 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
22213 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
22214 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
22215 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
22217 2004-07-05 Richard Henderson <rth@redhat.com>
22219 * function.c (assign_parm_setup_reg): Properly rename variables in
22220 FUNCTION_ARG_CALLEE_COPIES section.
22222 2004-07-05 Zack Weinberg <zack@codesourcery.com>
22224 * tree-mudflap.c: Include cgraph.h.
22225 (mf_init_extern_trees): Rename to mudflap_init. Export.
22226 Rewrite to create synthetic declarations instead of looking
22227 up declarations from mf-runtime.h.
22228 (mf_make_builtin, mf_make_cache_struct_type): New functions.
22229 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
22230 Correct commentary.
22231 (execute_mudflap_function_decls, mudflap_register_call):
22232 Don't call mf_init_extern_trees.
22233 (mudflap_finish_file): Use cgraph_build_static_cdtor.
22235 * tree-mudflap.h: Update prototypes.
22236 * c-mudflap.c: Delete file.
22237 * c-common.c: Include tree-mudflap.h.
22238 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
22239 * Makefile.in: Remove all references to c-mudflap.o.
22240 Update dependencies.
22242 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22244 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
22245 displacements with the spatial-locality cache-control completer.
22247 2004-07-05 Zack Weinberg <zack@codesourcery.com>
22249 * langhooks.c: Don't include gt-langhooks.h.
22250 (var_labelno): Delete.
22251 (lhd_set_decl_assembler_name): Do not append a distinguishing
22252 number to file-scope internal-linkage declarations for the first
22253 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
22254 the declaration itself (if at block scope), or its containing
22255 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
22258 * opts.c (cur_in_fname): New global.
22259 * opts.h: Declare it.
22260 * tree.c: Include opts.h.
22261 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
22262 DECL_UID equal to cur_in_fname.
22263 (copy_node_stat): Do not change DECL_UID when copying a
22264 TRANSLATION_UNIT_DECL.
22265 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
22266 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
22268 * c-decl.c (c_static_assembler_name): Delete.
22269 * c-tree.h (c_static_assembler_name): Delete prototype.
22270 * c-lang.c, objc/objc-lang.c: Don't override
22271 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
22273 * Makefile.in (tree.o): Update dependencies.
22274 (GTFILES): Remove langhooks.c.
22276 2004-07-05 Roger Sayle <roger@eyesopen.com>
22278 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
22279 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
22280 Normalize "X % C" as "X % -C" for signed modulus and negative C.
22281 Optimize "X % -Y" as "X % Y" for signed modulus.
22282 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
22283 into "((unsigned) X % Y) == 0".
22285 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
22287 * sourcebuild.texi (Config Fragments): Use @comma{} in
22288 cross-reference to section title.
22290 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22292 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
22293 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
22294 (gimplify_target_expr, gimplify_expr): Likewise.
22295 (copy_if_shared_r): No longer need special case for BIND_EXPR.
22296 (unshare_body, unvisit_body): Only look at nested if BODY_P is
22298 (gimplify_compound_lval): See if we can strip any useless conversion.
22299 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
22301 (gimplify_modify_expr_to_memset): Likewise.
22302 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
22303 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
22304 (declare_inline_vars): Likewise.
22305 (walk_type_fields): New function.
22306 (walk_tree): Use it.
22307 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
22309 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
22310 (sra_walk_modify_expr): Allow init function to fail.
22311 (scan_init): Now returns bool.
22312 (generate_element_init): If can't understand INIT, return false.
22313 (scalarize_init): Return false if generate_element_init does.
22315 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
22318 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
22319 bounds if bounds aren't constant.
22321 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
22323 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
22324 to type hooks; remove bogus PARAMS.
22326 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
22328 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
22329 * dwarf2out.c (add_data_member_location_attribute): Check for
22331 * tree.c (tree_node_kinds): Add "binfos".
22332 (binfo_lang_slots): New.
22333 (make_node_stat): Add TREE_BINFO.
22334 (make_tree_binfo_stat): New.
22335 (tree_node_structure): Add TREE_BINFO.
22336 * tree.def (TREE_BINFO): New.
22337 * tree.h (REC_OR_UNION_CHECK): Rename to ...
22338 (RECORD_OR_UNION_CHECK): ... here.
22339 (NOT_RECORD_OR_UNION_CHECK): New.
22340 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
22341 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
22342 RECORD_OR_UNION_CHECK.
22343 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
22344 (TYPE_LANG_SLOT_1): New.
22345 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
22346 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
22347 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
22348 (BINFO_ELTS): Remove.
22349 (BINFO_LANG_SLOT): New.
22350 (struct tree_binfo): New.
22351 (binfo_lang_slots): Declare.
22352 (enum tree_node_structure_enum): Add TS_BINFO.
22353 (union tree_node): Add binfo.
22354 (make_tree_binfo_stat): Declare.
22355 (make_tree_binfo): New.
22356 (enum tree_node_kind): Add binfo_kind.
22358 * objc/objc-act.c (start_class, objc_declare_protocols,
22359 start_protocols): Use TYPE_LANG_SLOT_1.
22360 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
22362 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
22363 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
22364 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
22365 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
22367 2004-07-05 Steven Bosscher <stevenb@suse.de>
22369 * rtl.h (struct rtx_def): Remove the integrated flag.
22370 Use the return_val flag for MEM_SCALAR_P.
22371 Reshuffle and update flags in CLEAR_RTX_FLAGS.
22373 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
22376 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
22377 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
22380 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
22382 * var-tracking.c: Fix some comments.
22383 (frame_stack_adjust): New.
22384 (vt_stack_adjustments): Init stack_adjust of entry block to
22385 minus stack adjustment of function prologue.
22386 (adjust_stack_reference): Do not adjust if adjustment == 0.
22387 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
22388 (emit_notes_in_bb): Likewise.
22389 (vt_add_function_parameters): Do not adjust locations of
22390 function arguments.
22391 (vt_initialize): Compute the stack adjustment of function
22392 prologue and offset the initial "location" of frame_base_decl
22393 from the stack pointer after prologue.
22395 2004-07-04 Richard Henderson <rth@redhat.com>
22397 * function.c (struct assign_parm_data_all): New.
22398 (struct assign_parm_data_one): New.
22399 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
22400 assign_parm_find_data_types, assign_parms_setup_varargs,
22401 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
22402 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
22403 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
22404 assign_parm_setup_block, assign_parm_setup_reg,
22405 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
22406 (assign_parms): ... here.
22408 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
22410 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
22411 now are bitmap_set_t's.
22412 (bitmap_insert_into_set): No point in inserting the value if
22414 (bitmap_set_contains): New function.
22415 (bitmap_set_replace_value): Add comment on why we do it
22417 (set_contains): Removed.
22418 (bitmap_set_subtract_from_value_set): New name of
22419 set_subtract now that it's arguments are two different
22422 (bitmap_find_leader): Change algorithm used.
22423 (find_or_generate_expression): Update use of functions for new
22425 (create_expression_by_pieces): Ditto.
22426 (insert_aux): Ditto.
22428 (add_to_sets): Ditto.
22430 (execute_pre): Ditto.
22431 (compute_avail): Ditto.
22432 Also ignore virtual phis.
22434 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
22436 * combine.c (simplify_comparison): Fix comment typo.
22438 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
22440 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
22441 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
22442 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
22443 (output_restore): Change parameter from 'insn' to 'pat'.
22444 (output_return): Adjust call to output_restore.
22445 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
22446 Adjust call to output_restore.
22448 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
22450 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
22451 and assert system is bsd.
22453 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
22455 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
22456 (TARGET_SWITCHES): Remove -mdebugc.
22457 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
22458 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
22459 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
22460 (sle_[sd]i_reg): Delete.
22462 2004-07-04 Steven Bosscher <stevenb@suse.de>
22464 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
22466 * config/iq2000/iq2000.md: Translate old pipeline description to an
22467 equivalent new one.
22469 2004-07-04 Roger Sayle <roger@eyesopen.com>
22471 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
22472 Ensure the replacement rhs is valid gimple before performing
22473 the substitution. Return false if these sanity checks fail.
22474 (fold_stmt): Only set changed to true, if set_rhs returns true.
22475 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
22478 2004-07-04 Richard Henderson <rth@redhat.com>
22481 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
22483 2004-07-04 Mark Mitchell <mark@codesourcery.com>
22485 * configure.ac (ranlib_flags): New variable.
22486 * Makefile.in (RANLIB_FLAGS): New variable.
22487 (libbackend.a): Use it.
22488 * configure: Regenerated.
22490 2004-07-04 Roger Sayle <roger@eyesopen.com>
22492 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
22493 a "sign mask" instead of using ashr_optab directly.
22495 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
22497 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
22498 * doc/cppopts.texi: Clarify processing of command-line defines.
22500 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
22502 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
22504 2004-07-04 Richard Henderson <rth@redhat.com>
22506 * rtl.def (ADDRESSOF): Remove.
22507 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
22508 (find_base_term, memrefs_conflict_p): Likewise.
22509 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
22510 (fold_rtx, cse_insn, set_live_p): Likewise.
22511 * dwarf2out.c (mem_loc_descriptor): Likewise.
22512 (add_location_or_const_value_attribute): Likewise.
22513 * emit-rtl.c (copy_insn_1): Likewise.
22514 * explow.c (memory_address): Likewise.
22515 * expmed.c (store_split_bit_field): Likewise.
22516 * expr.c (expand_expr_real_1): Likewise.
22517 * function.c (instantiate_decl
22518 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
22519 * genrecog.c (preds, validate_pattern): Likewise.
22520 * integrate.c (copy_rtx_and_substitute): Likewise.
22521 * recog.c (general_operand, register_operand): Likewise.
22522 (memory_address_p): Likwise.
22523 * reload1.c (eliminate_regs, elimination_effects): Likewise.
22524 * rtl.c (copy_rtx): Likewise.
22525 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
22526 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
22527 * rtlhooks.c (gen_lowpart_general): Likewise.
22528 * stmt.c (expand_asm_operands): Likewise.
22529 * web.c (entry_register, replace_ref, web_main): Likewise.
22530 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
22531 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
22532 * config/arm/arm.c (thumb_rtx_costs): Likewise.
22533 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
22534 * config/frv/frv.c (move_destination_operand, move_source_operand,
22535 condexec_dest_operand, condexec_source_operand,
22536 condexec_memory_operand): Likewise.
22537 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
22538 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
22539 (destination_xfmode_operand): Likewise.
22540 * config/mips/mips.h (PREDICATE_CODES): Likewise.
22541 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
22542 * config/s390/s390.c (general_s_operand): Likewise.
22543 * config/s390/s390.md (mov*): Likewise.
22544 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
22546 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
22547 * expr.c (expand_expr_real_1): Likewise.
22548 * stmt.c (expand_decl): Likewise.
22549 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22551 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
22552 postponed_insns, put_var_into_stack, put_reg_into_stack,
22553 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
22554 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
22555 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
22556 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
22557 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
22558 purge_bitfield_addressof_replacements, purge_addressof_replacements,
22559 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
22560 struct insns_for_mem_walk_info, insns_for_mem_walk,
22561 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
22562 setjmp_protect_args): Remove.
22563 (push_function_context_to): Don't handle var_refs_queue.
22564 (pop_function_context_from, free_after_compilation): Likewise.
22565 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
22566 (assign_parms, allocate_struct_function): Likewise.
22567 (use_register_for_decl): New.
22568 (expand_function_end): Don't setjmp_protect.
22569 * function.h (struct emit_status): Update commentary.
22570 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
22571 (max_parm_reg, parm_reg_stack_loc): Remove.
22572 * passes.c (DFI_addressof): Remove.
22573 (dump_file_info): Remove addressof.
22574 (rest_of_handle_addressof): Remove.
22575 (rest_of_compilation): Don't call it.
22576 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
22577 * stmt.c (expand_decl): Use use_register_for_decl.
22578 * tree.h: Update decls.
22579 * web.c (mark_addressof): Remove.
22580 * doc/invoke.texi (-dF): Remove.
22582 2004-07-03 Richard Henderson <rth@redhat.com>
22584 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
22585 instead of gen_mem_addressof.
22586 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
22587 TImode output register.
22589 2004-07-03 Richard Henderson <rth@redhat.com>
22591 PR tree-optimization/16341
22592 * tree-sra.c (sra_walk_function): Increment to next stmt before
22593 processing the current stmt.
22594 (sra_insert_after): Always use BSI_SAME_STMT.
22596 2004-07-03 Richard Henderson <rth@redhat.com>
22598 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
22599 fp plus with minus.
22601 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
22603 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
22604 with tree_int_cst_equal.
22606 2004-07-03 Andreas Schwab <schwab@suse.de>
22608 * config/ia64/ia64.md: Define new attribute "empty".
22609 (prologue_use, nop_x, insn_group_barrier): Set it.
22611 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
22612 skip over "empty" insns.
22614 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22616 * tree-inline.c (initialize_inlined_parameters): Pass proper function
22617 context to gimplify_body.
22618 (walk_tree): Don't walk into types twice.
22619 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
22621 * tree-sra.c (generate_element_init): Remove any useless conversions.
22623 * gimplify.c (gimplify_conversion): Remove stripping useless
22624 conversions from here.
22625 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
22626 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
22627 Unshare before substituting PLACEHOLDER_EXPR.
22628 (gimplify_modify_expr_to_memset): Likewise.
22629 Pass address of TO to memset, not TO itself.
22630 (gimplify_init_constructor): Make copy of OBJECT so we have it each
22631 time we make an expression (to match a PLACEHOLDER_EXPR).
22633 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
22634 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
22635 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
22636 * tree-ssa-dom.c (local_fold): Likewise.
22638 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
22639 * langhooks.h (strct lang_hooks): New field type_max_size.
22640 * function.c (assign_temp): Call it.
22642 2004-07-03 Steven Bosscher <stevenb@suse.de>
22644 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
22645 * config/sh/sh.md: Convert the SH1 pipeline description to
22648 2004-07-02 Zack Weinberg <zack@codesourcery.com>
22650 * c-decl.c (struct c_binding): Remove contour field; add
22651 depth, invisible, nested fields.
22652 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
22653 (B_IN_EXTERNAL_SCOPE): New convenience macros.
22654 (bind): Add invisible and nested arguments. Initialize
22655 new fields of struct c_binding; adjust loop scanning for
22657 (free_binding_and_advance): Clear structure with memset.
22658 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
22659 in file scope, even if it's in external scope too.
22660 (pushdecl): Adjust to match. Create invisible file-scope
22661 declarations for block-scope forward declarations of static functions.
22662 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
22663 (undeclared_variable, lookup_label, declare_label, define_label)
22664 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
22665 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
22666 (store_parm_decls_oldstyle): Adjust to match.
22667 (diagnose_mismatched_decls): Correct handling of linkage clashes.
22668 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
22670 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
22671 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
22673 2004-07-02 Richard Henderson <rth@redhat.com>
22675 * c-decl.c (grokdeclarator): Don't frob current_function_decl
22676 around variable_size.
22677 (set_decl_nonlocal): Remove.
22678 (store_parm_decls): Add stmts for pending sizes.
22679 * calls.c (calls_function, calls_function_1): Remove.
22680 (precompute_arguments): Don't call it.
22681 * cfgexpand.c (set_save_expr_context): Remove.
22682 (tree_expand_cfg): Don't call it.
22683 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
22684 (dwarf2out_finish): Likewise.
22685 * expr.c (emit_block_move): Adjust addresses to BLKmode.
22686 (store_constructor): Don't pre-evaluate SAVE_EXPR.
22687 (safe_from_p): Don't queue SAVE_EXPRs.
22688 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
22689 or build plain VAR_DECLs.
22690 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
22692 (fold_checksum_tree): Don't special-case SAVE_EXPR.
22693 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
22694 (put_var_into_stack): Don't handle SAVE_EXPR.
22695 (gen_mem_addressof): Likewise.
22696 * function.h (struct function): Remove x_save_expr_regs.
22697 (save_expr_regs): Remove.
22698 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
22699 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
22700 * stor-layout.c (variable_size): Don't set it.
22701 (force_type_save_exprs, force_type_save_exprs_1): Remove.
22702 * tree-inline.c (remap_save_expr): Remove fn argument. Update
22703 all callers. Don't set SAVE_EXPR_CONTEXT.
22704 * tree-inline.h (remap_save_expr): Update decl.
22705 * tree.c (save_expr): Update build size.
22706 (first_rtl_op): Don't handle SAVE_EXPR.
22707 (unsave_expr_1, contains_placeholder_p): Likewise.
22708 (decl_function_context): Likewise.
22709 * tree.def (SAVE_EXPR): Remove args 1 and 2.
22710 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
22711 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
22713 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
22715 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
22716 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
22717 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
22718 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
22719 some first-person references and patronizing comments. Based on
22721 * doc/invoke.texi: Don't reference fortran@gnu.org.
22722 * doc/trouble.texi (Warning when a non-void function value is
22723 ignored): Rewrite. From Russ Allbery and Chris Devers.
22725 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
22727 * tree-ssa-pre.c (bitmap_set_t): New.
22728 (bb_value_sets): avail_out is now a bitmap_set_t.
22729 (bitmap_find_leader): New function.
22730 (bitmap_value_insert_into_set): Ditto.
22731 (bitmap_set_copy): Ditto.
22732 (bitmap_value_replace_in_set): Ditto.
22733 (bitmap_set_contains_value): Ditto.
22734 (bitmap_set_new): Ditto.
22735 (bitmap_set_pool): New pool.
22736 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
22737 (insert_aux): Ditto.
22738 (add_to_sets): Ditto.
22739 (compute_avail): Ditto
22740 (eliminate): Ditto.
22743 (execute_pre): Ditto.
22745 2004-07-02 Roger Sayle <roger@eyesopen.com>
22747 * config/rs6000/rs6000.c (struct processor_costs): New structure
22748 used to hold instruction latencies/sizes for processor types.
22749 (rs6000_cost): New global variable pointing to current CPU's costs.
22750 (rs6000_override_options): Initialize rs6000_cost to point to the
22751 appropriate cost table based upon rs6000_cpu and optimize_size.
22752 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
22755 2004-07-02 Richard Henderson <rth@redhat.com>
22757 * expmed.c (make_tree): Don't use SET_DECL_RTL.
22759 2004-07-02 Steven Bosscher <stevenb@suse.de>
22761 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
22763 2004-07-01 Richard Henderson <rth@redhat.com>
22765 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
22766 (alpha_gp_save_rtx): Use assign_stack_local instead of
22769 2004-07-01 Richard Henderson <rth@redhat.com>
22771 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
22772 (alpha_rtx_cost_data): Update to match.
22773 (alpha_rtx_cost_size): New.
22774 (alpha_rtx_costs): Honor optimize_size.
22776 2004-07-01 Richard Henderson <rth@redhat.com>
22778 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
22779 * cfgexpand.c (tree_expand_cfg): Do it here.
22780 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
22781 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
22782 * config/mips/mips.c (mips_output_mi_thunk): And here.
22783 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
22784 * config/sh/sh.c (sh_output_mi_thunk): And here.
22785 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
22787 2004-07-01 Richard Henderson <rth@redhat.com>
22789 * tree.def (RTL_EXPR): Remove.
22790 * c-typeck.c (lvalue_p): Don't handle it.
22791 * expr.c (safe_from_p): Likewise.
22792 (expand_expr_real_1): Likewise.
22793 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
22794 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
22795 * gengtype.c (adjust_field_tree_exp): Likewise.
22796 * stmt.c (warn_if_unused_value): Likewise.
22797 * tree-gimple.c (recalculate_side_effects): Likewise.
22798 * tree-pretty-print.c (dump_generic_node): Likewise.
22799 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
22800 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
22801 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
22803 * stmt.c (struct stmt_status): Remove x_last_expr_type,
22804 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
22805 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
22806 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
22807 all the bits that tracked last_expr.
22808 (expand_end_bindings): Don't track last_expr.
22809 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
22810 (clear_last_expr): Remove.
22811 (expand_asm): Don't call it.
22812 (expand_asm_operands, expand_end_cond): Likewise.
22813 (expand_naked_return, expand_null_return_1): Likewise.
22814 * c-typeck.c (c_begin_compound_stmt): Likewise.
22815 * cfgexpand.c (expand_block): Use expand_expr_stmt.
22816 * expr.c (expand_expr_real_1): Likewise.
22817 * tree.h: Update prototypes.
22819 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
22820 (struct emit_status): Remove sequence_rtl_expr.
22821 (struct function): Remove x_rtl_expr_chain.
22822 (seq_rtl_expr, rtl_expr_chain): Remove.
22823 * function.c (struct temp_slot): Remove rtl_expr.
22824 (assign_stack_temp_for_type): Don't set it.
22825 (free_temp_slots, pop_temp_slots): Don't check it.
22826 (free_after_compilation): Don't clear x_rtl_expr_chain.
22827 (fixup_var_refs): Don't search it.
22828 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
22829 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
22831 (push_topmost_sequence): Likewise.
22832 (end_sequence, init_emit): Likewise.
22833 (start_sequence_for_rtl_expr): Remove.
22834 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
22835 * rtl.h (preserve_rtl_expr_result): Remove.
22837 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
22839 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
22840 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
22843 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
22845 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
22846 (STANDARD_STARTFILE_PREFIX_2): Define.
22847 (standard_startfile_prefix_1): Initialize to
22848 STANDARD_STARTFILE_PREFIX_1.
22849 (standard_startfile_prefix_2): Initialize to
22850 STANDARD_STARTFILE_PREFIX_2.
22851 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
22852 (STANDARD_STARTFILE_PREFIX_1): Define.
22853 (STANDARD_STARTFILE_PREFIX_2): Define.
22854 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
22855 (STANDARD_STARTFILE_PREFIX_2): Document.
22857 2004-07-01 Richard Henderson <rth@redhat.com>
22859 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
22860 in order to disable scalarization. Instead set a flag and wait
22861 for a candidate decl.
22863 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
22865 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
22866 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
22867 Use terminology "testsuite" and "enumerated".
22869 2004-07-01 Richard Henderson <rth@redhat.com>
22871 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
22872 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
22873 (initial_return_save): Likewise.
22874 (flush_queued_reg_saves): Remap register numbers.
22875 (dwarf2out_return_reg): Likewise.
22877 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22879 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
22881 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
22882 access functions for lower bound and element size and only output
22883 if lower bound nonzero or element size not same as that of type.
22884 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
22886 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22888 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
22890 2004-07-01 Per Bothner <per@bothner.com>
22892 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
22894 2004-07-01 Jakub Jelinek <jakub@redhat.com>
22896 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
22897 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
22898 first operand. Don't optimize if the bitfield is volatile.
22900 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22902 * c-pretty-print.c (pp_c_postfix_expression): Handle
22903 floating-point comparison operators.
22904 (pp_c_expression): Pass floating-point comparison
22905 operators to pp_c_postfix_expression.
22907 2004-07-01 Roger Sayle <roger@eyesopen.com>
22909 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
22910 rtx_cost instead of "had_mult" to determine whether the transformed
22911 expression is cheaper than the original.
22913 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
22915 * alias.c (get_alias_set, canon_rtx, get_addr,
22916 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
22918 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
22919 expand_builtin): Likewise.
22920 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
22922 * combine.c (can_combine_p, combinable_i3pat, try_combine,
22923 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
22924 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
22925 record_dead_and_set_regs_1, get_last_value_validate,
22926 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
22927 * cse.c (check_dependence, canon_hash, equiv_constant,
22928 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
22929 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
22930 count_reg_usage): Likewise.
22931 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
22932 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
22933 cselib_record_sets): Likewise.
22934 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
22935 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
22936 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
22937 * df.c (df_uses_record): Likewise.
22938 * dojump (do_jump): Likewise.
22939 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
22940 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
22941 decl_start_label): Likewise.
22942 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
22943 operand_subword, change_address_1, make_safe_from): Likewise.
22944 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
22945 stabilize, force_not_mem): Likewise.
22946 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
22947 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
22948 * expr.c (convert_move, convert_modes, emit_block_move,
22949 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
22950 emit_move_insn_1, expand_assignment, store_expr,
22951 store_constructor_field, store_constructor, store_field,
22952 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
22954 * final.c (cleanup_subreg_operands, alter_subreg,
22955 get_mem_expr_from_op): Likewise.
22956 * flow.c (notice_stack_pointer_modification_1,
22957 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
22959 * function.c (mark_temp_addr_taken, preserve_temp_slots,
22960 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
22961 optimize_bit_field, flush_addressof, purge_addressof_1,
22962 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
22963 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
22964 keep_stack_depressed): Likewise.
22965 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
22966 noce_process_if_block, find_memory): Likewise.
22967 * integrate.c (subst_constants, allocate_initial_values): Likewise.
22968 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
22969 update_equiv_regs): Likewise.
22970 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
22971 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
22972 * optabs.c (expand_abs, emit_unop_insn): Likewise.
22973 * passes.c (rest_of_handle_final): Likewise.
22974 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
22975 move2add_note_store): Likewise.
22976 * ra-build.c (detect_remat_webs): Likewise.
22977 * ra-debug.c (dump_static_insn_cost): Likewise.
22978 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
22979 * recog.c (validate_change, apply_change_group, cancel_changes,
22980 validate_replace_rtx_1, general_operand, register_operand,
22981 nonmemory_operand, push_operand, pop_operand, memory_operand,
22982 indirect_operand, asm_operand_ok, offsettable_memref_p,
22983 offsettable_nonstrict_memref_p, constrain_operands,
22984 store_data_bypass_p): Likewise.
22985 * reg-stack.c (subst_stack_regs_pat): Likewise.
22986 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
22987 copy_cost, reg_scan_mark_refs): Likewise.
22988 * regmove.c (optimize_reg_copy_3, stack_memref_p,
22989 combine_stack_adjustments_for_block): Likewise.
22990 * regrename.c (copyprop_hardreg_forward_1): Likewise.
22991 * reload.c (can_reload_into, push_reload, decompose, immune_p,
22992 find_reloads, find_reloads_address, find_reloads_address_1,
22993 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
22994 find_equiv_reg): Likewise.
22995 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
22996 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
22997 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
22998 delete_address_reloads): Likewise.
22999 * resource.c (mark_referenced_resources): Likewise.
23000 * rtlanal.c (get_jump_table_offset, count_occurrences,
23001 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
23002 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
23003 num_sign_bit_copies1): Likewise.
23004 * rtlhooks.c (gen_lowpart_general): Likewise.
23005 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
23006 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
23007 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
23008 sdbout_global_decl): Likewise.
23009 * simplify-rtx.c (simplify_subreg): Likewise.
23010 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
23011 expand_anon_union_decl, expand_end_case_type): Likewise.
23012 * unroll.c (calculate_giv_inc): Likewise.
23013 * var-tracking.c (stack_adjust_offset_pre_post,
23014 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
23015 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
23016 vt_add_function_parameters): Likewise.
23017 * varasm.c (make_var_volatile, notice_global_symbol,
23018 assemble_external, decode_addr_const, mark_weak,
23019 default_encode_section_info): Likewise.
23021 2004-07-01 Steven Bosscher <stevenb@suse.de>
23023 * stmt.c (check_seenlabel): Remove.
23024 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
23026 2004-07-01 Richard Henderson <rth@redhat.com>
23028 * function.h (struct function): Remove x_function_call_count.
23029 (function_call_count): Remove.
23030 * calls.c (expand_call): Don't set it.
23031 * integrate.c (copy_rtx_and_substitute): Likewise.
23033 * function.h (struct function): Remove x_cleanup_label.
23034 (cleanup_label): Remove.
23035 * stmt.c (expand_value_return): Don't use it.
23036 * function.c (free_after_compilation): Don't set it.
23037 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
23038 * cfgexpand.c (tree_expand_cfg): Update call.
23039 * tree.h (expand_function_start): Update decl.
23041 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
23044 * c-lang.c (c_initialize_diagnostics): Move from here ...
23045 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
23046 (c_tree_printer): Use pretty-printer to format %T.
23047 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
23048 before '*' if not C++.
23049 (pp_c_direct_abstract_declarator): Don't try to print array upper
23050 bound for flexible array members.
23051 * c-tree.h: Include "diagnostic.h".
23052 (c_initialize_diagnostics): Declare.
23053 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
23054 * c-format.c (format_type_warning): New function. Improve
23055 diagnostics for incorrect format argument types.
23056 (check_format_types): Use it. Add two parameters. Use the
23057 TYPE_MAIN_VARIANT of wanted_type.
23058 (check_format_info_main): Pass new parameters to
23059 check_format_types.
23060 (struct format_wanted_type): Update comment.
23062 2004-07-01 Nick Clifton <nickc@redhat.com>
23064 * target.h (struct gcc_target): Add new field to struct cxx:
23065 import_export_class.
23066 * target-def.h (TARGET_CXX): Initialise the new field.
23067 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
23069 * doc/tm.texi: Document the new target hook.
23071 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23073 * builtins.c (fold_builtin_classify): Fix typo.
23075 2004-07-01 Richard Henderson <rth@redhat.com>
23077 * function.c (identify_blocks, identify_blocks_1): Remove.
23078 * function.h (identify_blocks): Remove.
23079 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
23081 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23083 * builtins.c (fold_builtin_classify): New.
23084 (fold_builtin_unordered_cmp): Fix commentary.
23085 (fold_builtin): Use it.
23086 * builtins.def: Define builtins for isnan,
23087 isnanf, isnanl, finite, finitef, finitel,
23088 isinf, isinff, isinfl.
23090 2004-07-01 Richard Henderson <rth@redhat.com>
23092 * function.h (struct function): Remove dont_emit_block_notes.
23093 * gimple-low.c (lower_function_body): Don't set it.
23094 * cfgexpand.c (expand_block): Don't check it.
23095 * cfglayout.c (insn_locators_initialize): Likewise.
23096 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
23097 * passes.c (rest_of_compilation): Likewise.
23098 * stmt.c (expand_start_bindings_and_block): Likewise.
23099 (expand_end_bindings): Likewise.
23101 2004-07-01 Richard Henderson <rth@redhat.com>
23103 * cgraph.h (cgraph_build_static_cdtor): Declare.
23104 * cgraphunit.c (cgraph_build_static_cdtor): New.
23105 * c-objc-common.c (build_cdtor): Use it.
23106 * coverage.c (create_coverage): Likewise.
23107 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
23108 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
23110 See ChangeLog.11 for earlier changes.