1 2004-11-22 Nick Clifton <nickc@redhat.com>
3 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
6 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
8 PR rtl-optimization/18599
9 * regrename.c (copyprop_hardreg_forward): Speed up by putting
10 BB_VISITED flags on basic blocks as we process them.
12 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
14 * config/rs6000/altivec.md (VI_char): New mode attribute.
15 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
16 (add<mode>3): ... this.
17 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
18 (sub<mode>3): ... this.
19 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
20 (smax<mode>3): ... this.
21 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
22 (smin<mode>3): ... this.
23 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
24 (umax<mode>3): ... this.
25 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
26 (umin<mode>3): ... this.
27 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
28 (and<mode>3): ... this.
29 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
30 (ior<mode>3): ... this.
31 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
32 (xor<mode>3): ... this.
33 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
34 (and<mode>3): ... this.
35 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
36 (ior<mode>3): ... this.
37 (altivec_vnor): Replace with ...
38 (altivec_nor<mode>): ... this.
39 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
40 (one_cmpl<mode>2): ... this.
41 (altivec_vandc): New expander.
42 (*andc<mode>3): New insn.
43 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
45 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
48 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
49 creating iv instead of integer_type.
50 (vect_build_loop_niters): Remove redundant code.
51 (vect_transform_loop_bound): Removed (duplicates functionality of
52 make_loop_iterate_ntimes.
53 (vect_gen_niters_for_prolog_loop): Add documentation. Call
54 lang_hooks.types.type_for_size to create a type of the required size.
55 Use that type instead of integer_type. Remove redundant code.
56 (vect_update_niters_after_peeling): Use type of niters instead of
58 (vect_transform_loop): Unify handling of known and unknown loop bound
59 cases. Call make_loop_iterate_ntimes instead of
60 vect_transform_loop_bound.
62 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
65 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
68 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
71 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
73 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
75 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
77 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
78 m32r/libgcc-glibc.ver.
79 * config/m32r/libgcc-glibc.ver: Add New file.
81 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
83 * bitmap.h (struct bitmap_obstack): New obstack type.
84 (struct bitmap_head_def): Replace using_obstack with obstack
86 (bitmap_default_obstack): New.
87 (bitmap_initialize): Make inline, does not do allocation.
88 (bitmap_release_memory): Remove.
89 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
90 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
91 bitmap_obstack_free, bitmap_malloc_free): Declare.
92 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
93 (BITMAP_FREE): Replace with ...
94 (BITMAP_OBSTACK_FREE): ... this.
95 (BITMAP_XFREE): Adjust.
96 (BITMAP_INIT_ONCE): Remove.
97 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
98 (bitmap_default_obstack): New.
99 (bitmap_elem_to_freelist): Adjust.
100 (bitmap_element_allocate): Adjust. Break initialization into ...
101 (bitmap_obstack_initialize): ... here.
102 (bitmap_release_memory): Replace with ...
103 (bitmap_obstack_release): ... this.
104 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
105 bitmap_obstack_free, bitmap_malloc_free): New.
106 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
108 (bitmap_initialize): Move to bitmap.h.
109 * gengtype.c (open_base_files): Add obstack.h to ifiles.
110 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
111 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
112 (INITIALIZE_REG_SET): Remove.
113 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
114 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
115 (flow_obstack): Do not declare.
116 (reg_obstack): Declare.
117 * regs.h: Include obstack.h.
118 * tree-optimize.c (tree_rest_of_compilation): Initialize and
119 release bitmap obstack here.
120 * bb-reorder.c: #include regs, not basic-block.
121 (fix_crossing_conditional_branches): Allocate regsets from
123 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
125 * caller-save.c: Include regs.h earlier.
126 * cfg.c: Do not include basic-block.h or obstack.h.
127 (reg_obstack): Define.
128 * cfganal.c: Include obstack.h
129 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
131 * cfglayout.c: Do not include obstack.h.
132 (flow_obstack): Remove declaration.
133 (cfg_layout_duplicate_bb): Use reg_obstack.
134 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
135 * cfgrtl.c (rtl_split_block): Use reg_obstack.
136 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
137 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
138 (cfg_layout_split_edge): Use reg_obstack.
139 * cse.c: Include regs.h earlier.
140 * ddg.c: Do not include basic-block.h.
141 * dominance.c: Inlude obstack.h.
142 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
143 (calculate_global_regs_live): Likewise.
144 (allocate_bb_life_data): Use reg_obstack.
145 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
146 * global.c: Do not include basic-block.h.
147 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
148 * graph.c: Include obstack.h.
149 * haifa-sched.c: Do not include basic-block.h.
150 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
151 * local-alloc.c: Do not include basic-block.h.
152 * loop-init.c, loop-invariant.c: Include obstack.h.
153 * loop-iv.c: Likewise.
154 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
156 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
157 * modulo-sched.c: Do not include basic-block.h.
158 * passes.c (rest_of_handle_final): Do not call
159 regset_release_memory.
160 * ra-debug.c: Include regs.h earlier. Do not include
162 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
163 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
164 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
165 (regset_release_memory): Remove.
166 * resource.c: Do not include basic-block.h.
167 * rtlanal.c: Do not include basic-block.h.
168 * sbitmap.c: Include obstack.h.
169 * sched-deps.c: Do not include basic-block.h.
170 (reg_pending_sets_head, reg_pending_clobbers_head,
171 reg_pending_uses_head): Remove.
172 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
173 * sched-ebb.c: Do not include basic-block.h.
174 * sched-rgn.c: Likewise.
175 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
177 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
178 * tree-sra.c (decide_instantiations): Adjust bitmap
180 * tree-ssa-dce.c: Include obstack.h.
181 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
182 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
183 (bitmap_set_new): Likewise.
184 (init_pre): Initialize bitmap obstack.
185 (fini_pre): Release bitmap obstack.
186 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
187 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
188 (mark_for_rewrite, unmark_for_rewrite): Likewise.
189 (marked_ssa_names): Likewise.
190 (init_ssanames): Use BITMAP_XMALLOC.
191 (fini_ssanames): Use BITMAP_XFREE.
192 * web.c: Include obstack.h
194 2004-11-22 Nick Clifton <nickc@redhat.com>
196 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
197 predecessor in the first for-loop.
199 2004-11-21 Stan Shebs <shebs@apple.com>
201 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
203 (function_arg): Move darwin test up, sniff mode first for
204 efficiency, test for union type.
206 2004-11-21 Dale Johannesen <dalej@apple.com>
208 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
210 2004-11-21 Jeff Law <law@redhat.com>
212 * tree-ssa.c (verify_use): Fix comment.
213 (verify_phi_args): Check that the number of incoming edges matches
214 the number of PHI arguments. Check that each PHI argument is
215 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
216 dead or duplicated edges. Clear e->aux earlier and avoid separate
217 loop to clear e->aux and test for missed edges.
218 (verify_ssa): Remove first walk over statements. Move checking
219 of PHI args into verify_phi_args. Move checking of statements
220 with aliased stores and V_MAY_DEFS into the remaining loop over
221 the statements. Register defs by walking through the formal
224 2004-11-21 Roger Sayle <roger@eyesopen.com>
227 * dojump.c (compare_from_rtx): Clarify mode argument in function
228 description. Correct order of mode/cmp_mode arguments in call to
229 simplify_relational_operation. Check "tem" for COMPARISON_P.
231 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
232 David Edelsohn <edelsohn@gnu.org>
235 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
236 synthetic vectors in memory.
237 (function_arg_boundary): Align large synthetic vectors.
238 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
240 2004-11-21 Jeff Law <law@redhat.com>
242 * cfg.c (update_bb_profile_for_threading): Do not rescale the
243 successor probabilities if they are not going to change. Pull
244 division out of loop if we do need to rescale successor probabilities.
246 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
247 index of the destination block for the hash value rather than
250 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
252 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
253 checks for neither argument being an array or pointer (swapping
254 the arguments if necessary), the array argument being a pointer to
255 or array of functions and for -Wchar-subscripts warnings upfront.
257 2004-11-20 Jeff Law <law@redhat.com>
259 * regrename.c (copyprop_hardreg_forward): Only search for a
260 previously processed block if the current block only has one
263 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
265 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
267 * config/arm/arm.c: Follow spelling conventions.
269 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
271 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
273 (const_double_needs_minipool): Likewise. Split most of the code out
275 (arm_const_double_inline_cost): ... new function here.
276 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
277 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
278 word constants of length 2, 3 and 4 insns respectively.
279 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
280 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
281 constraints. Set insn lenghts accordingly.
283 2004-11-19 Jeff Law <law@redhat.com>
285 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
286 a hash table. Extensive modifications throughout to support
289 (struct local_info): New.
290 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
292 (redirection_data): Now a hashtable.
293 (redirection_data_hash, redirection_data_eq): New.
294 (lookup_redirection_data, create_duplicates): New.
295 (create_edge_and_update_destionation_phis): New.
296 (fixup_template_block, redirect_edges): New.
297 (thread_block): Use hash table traversals instead of loops over
298 varray entries or incoming edge vectors.
300 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
302 * basic-block.h (edge_def): Add dest_idx.
303 * cfg.c (unchecked_make_edge): Initialize dest_idx.
304 (remove_edge): Simplify the disconnection of an edge from its
306 (redirect_edge_succ): Likewise.
307 * cfghooks.c (verify_flow_info): Check the consistency of
308 dest_idx for each edge.
310 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
312 * simplify-rtx.c (simplify_ternary_operation): Use
315 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
317 * tree-cfg.c (reinstall_phi_args): New.
318 (tree_split_edge): Use it after redirecting an edge. Don't
321 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
323 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
324 if checking is enabled.
326 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
328 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
329 too many nested scopes.
331 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
334 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
335 changed to suppoer uses-after-loop and to void creating flow paths
336 that shouldn't exist.
337 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
338 Modified to fit the new peeling scheme. Avoid quadratic behavior.
339 (slpeel_add_loop_guard): Takes additional argument.
340 (slpeel_verify_cfg_after_peeling): New function.
341 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
342 documentation. Use 'exit-bb' instead of creating 'new-bb'.
343 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
344 the new peeling scheme.
345 (copy_phi_nodes): Function removed. Its functionality moved to
346 update_phis_for_duplicate_loop.
347 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
348 moved here. Added documentation. Modified to fit the new peeling scheme.
349 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
350 needed - done in slpeel_tree_peel_loop_to_edge.
351 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
352 (vect_do_peeling_for_loop_bound): Add documentation. Call
353 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
354 with additional argument.
355 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
357 (vect_finish_stmt_generation): Avoid 80 column oveflow.
359 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
361 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
363 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
364 without last two arguments. Update single_exit of loops.
365 (vect_update_niters_after_peeling): Removed. Its functionality was
366 moved to vect_do_peeling_for_alignment.
367 (vect_do_peeling_for_loop_bound): New name for function previously
368 called vect_transform_for_unknown_loop_bound.
369 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
370 instead of code that duplicates the same functionality.
371 (vect_do_peeling_for_alignment): Functionality of
372 vect_update_niters_after_peeling moved here.
373 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
374 previously named vect_transform_for_unknown_loop_bound - for both known
375 and unknown loop bound cases.
377 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
379 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
380 previously called verify_loop_for_duplication. All conditions compacted
381 into one compound condition. Removed debug dumps.
382 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
383 functionality moved to vect_can_advance_ivs_p, and some to
384 vect_analyze_loop_form.
385 (vect_can_advance_ivs_p): New function. Contains functionality that was
386 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
387 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
388 (vect_analyze_operations): Call vect_can_advance_ivs_p and
389 slpeel_can_duplicate_loop_p.
390 (vect_get_loop_niters): Added documentation.
391 (vect_analyze_loop_form): Check the loop entry always - not only in case
392 of unknown loop bound. Create preheader and exit bb if necessary. Apply
393 a check that used to take place in
394 vect_analyze_loop_with_symbolic_num_of_iters.
395 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
396 Remove redundant call to rewrite_into_loop_closed_ssa.
397 (vect_compute_data_refs_alignment): Removed obsolete comment.
399 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
401 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
402 function previously called tree_duplicate_loop_to_edge.
403 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
404 previously called tree_duplicate_loop_to_edge_cfg.
405 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
407 (slpeel_update_phi_nodes_for_guard): Likewise.
408 (slpeel_make_loop_iterate_ntimes): Likewise.
409 (slpeel_add_loop_guard): Likewise.
410 (allocate_new_names, free_new_names): Function declaration moved to top
412 (rename_use_op, rename_def_op): Likewise.
413 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
414 (vect_generate_tmps_on_preheader): Function declaration moved.
415 (vect_transform_for_unknown_loop_bound): Added missing function
418 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
421 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
422 Define a VEC(tree_on_heap) for head.
423 (register_new_def): Change second argument to be a VEC(tree_on_heap).
424 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
425 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
426 the VEC(tree_on_heap) function. Also free it before returning.
427 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
428 for block_defs_stack.
429 (restore_currdefs_to_original_value): Use VEC_length instead of
430 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
431 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
432 for block_defs_stack.
433 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
434 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
435 for block_defs_stack.
436 (ssa_register_new_def): Likewise.
437 (ssa_rewrite_initialize_block): Likewise.
438 (rewrite_finalize_block): Use VEC_length instead of
439 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
440 (ssa_rewrite_finalize_block): Likewise.
441 (register_new_def): Change second argument to be a VEC(tree_on_heap).
442 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
443 (rewrite_blocks): Initialize block_defs_stack with
444 the VEC(tree_on_heap) function. Also free it before returning.
445 (rewrite_ssa_into_ssa): Likewise.
447 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
449 * config/darwin.c (machopic_data_defined_p): return 1 for
450 MACHOPIC_DEFINED_FUNCTION.
452 2004-11-19 Jeff Law <law@redhat.com>
454 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
457 2004-11-19 Paul Brook <paul@codesourcery.com>
460 * varasm.c (default_assemble_integer): Allow pointer-sized values.
463 2004-11-19 Nick Clifton <nickc@redhat.com>
465 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
466 zero_extension and lshiftrt insns.
467 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
469 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
470 to handle bp and bn insn patterns with a zero_extend rtx
473 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
475 * config/arm/arm.md (generic_sched): Make const.
477 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
479 * emit-rtl.c (classify_insn): Make it static.
480 * rtl.h: Remove the corresponding prototype.
482 * integrate.c (has_func_hard_reg_initial_val,
483 get_func_hard_reg_initial_val): Make them static.
484 * integrate.h: Remove the corresponding prototypes.
486 2004-11-19 Ben Elliston <bje@au.ibm.com>
488 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
489 (dw2_asm_output_delta_sleb128): Likewise.
490 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
491 (dw2_asm_output_delta_sleb128): Likewise.
493 2004-11-19 Adam Nemet <anemet@lnxw.com>
495 * tree-ssa-alias.c: Fix comment.
497 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
499 * tree-outof-ssa.c: Fix a comment typo.
501 2004-11-19 Ben Elliston <bje@au.ibm.com>
503 * predict.h (predict_insn): Remove extern declaration.
504 * predict.c (predict_insn): Make static.
506 2004-11-19 Alan Modra <amodra@bigpond.net.au>
508 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
510 2004-11-18 Nicolas Pitre <nico@cam.org>
512 * config/arm/arm.c (const_double_needs_minipool): New function to
513 determine if a CONST_DOUBLE should be pushed to the minipool.
514 (note_invalid_constants): Use it.
516 2004-11-18 Paul Brook <paul@codesourcery.com>
518 * config/arm/arm.c (target_float_switch): New variable..
519 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
521 * config/arm/arm.h (target_float_switch): Declare.
522 (ARM_FLAG_SOFT_FLOAT): Remove.
523 (TARGET_SWITCHES): Remove hard-float and soft-float.
524 (TARGET_OPTIONS): Add hard-float and soft-float.
525 (TARGET_DEFAULT_FLOAT_ABI): Define.
526 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
527 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
528 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
529 * config/arm/netbsd-elf.h: Ditto.
530 * config/arm/netbsd.h: Ditto.
531 * config/arm/pe.h: Ditto.
532 * config/arm/unknown-elf.h: Ditto.
533 * config/arm/wince-pe.h: Ditto.
534 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
535 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
536 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
538 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
540 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
541 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
542 altivec_lvx_4sf): Rename and replace with ...
543 (altivec_lvx_<mode>): ... mode macro version.
544 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
545 altivec_stvx_4sf): Rename and replace with ...
546 (altivec_stvx_<mode>): ... mode macro version.
547 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
548 (mov<mode>): ... mode macro version.
549 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
550 *movv4sf_internal1): Replace with ...
551 (*mov<mode>_internal): ... mode macro version.
552 (get_vrsave_internal, *set_vrsave_internal, *save_world,
553 *restore_world): Unquote output statements.
554 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
555 altivec_expand_st_builtin): Adjust insn names.
557 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
559 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
561 (rs6000_override_options): Likewise.
562 (spe_build_register_parallel): Handle complex doubles on e500v2.
563 (rs6000_spe_function_arg): Likewise.
564 (function_arg): Likewise.
565 (rs6000_function_value): Likewise.
566 (rs6000_libcall_value): Likewise.
568 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
570 * ifcvt.c (find_if_block): Move the check for the number of edges
571 above the loops checking for complex edges.
572 Remove the counting of edges as we use EDGE_COUNT now.
574 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
576 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
577 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
579 2004-11-18 Andreas Schwab <schwab@suse.de>
581 * config/i386/i386.md (define_peephole2): Revert last change.
583 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
585 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
586 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
588 2004-11-18 Diego Novillo <dnovillo@redhat.com>
590 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
593 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
595 * Makefile.in (macro_list): Depend on s-macro_list.
596 (s-macro_list): New target.
598 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
601 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
602 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
603 (fold_range_test): Adjust.
604 (fold_truthop): Use it.
605 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
606 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
608 2004-11-18 Uros Bizjak <uros@kss-loka.si>
610 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
611 insn split constraint.
612 (define_peephole2): Remove unneeded "&& 1" from peephole2
615 2004-11-18 Ben Elliston <bje@au.ibm.com>
617 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
618 element for bsi_prev; use @findex instead.
620 2004-11-18 Ben Elliston <bje@au.ibm.com>
622 * opts.h (add_input_filename): Remove extern declaration.
623 * opts.c (add_input_filename): Make static.
625 2004-11-17 Mark Mitchell <mark@codesourcery.com>
627 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
630 2004-11-17 Zack Weinberg <zack@codesourcery.com>
632 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
633 * system.h: Poison it.
634 * doc/tm.texi: Delete its documentation.
636 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
637 Mark Mitchell <mark@codesourcery.com>
639 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
640 * config/i386/i386.c (i386_solaris_elf_named_section): New
642 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
643 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
645 (ASM_QUAD): Don't undefine for biarch targets.
646 * config/i386/t-sol2: Introduce multilib support.
648 2004-11-18 Ben Elliston <bje@au.ibm.com>
650 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
652 2004-11-18 Ben Elliston <bje@au.ibm.com>
654 * cgraph.h: Replace "it's" with "its" throughout.
656 2004-11-18 Ben Elliston <bje@au.ibm.com>
658 * doc/rtl.texi (Flags): Grammar fix.
660 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
662 * expmed.c (alg_code): Add alg_unknown.
663 (alg_hash_entry): New.
664 (NUM_ALG_HASH_ENTRIES): Likewise.
665 (alg_hash): Likewise.
666 (synth_mult): Cache the result into alg_hash.
668 2004-11-17 Zack Weinberg <zack@codesourcery.com>
670 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
671 config/rs6000/libgcc-ppc64.ver.
673 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
675 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
676 checking if an unconditional return is followed by a barrier.
678 * jump.c (condjump_p): Remove unreachable code.
680 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
681 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
682 tree-ssa-live.h, tree.h: Remove unused prototypes.
684 2004-11-17 Jeff Law <law@redhat.com>
686 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
687 (edge_to_cases_elt): Renamed from edge_to_case_leader.
688 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
689 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
690 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
691 (get_cases_for_edge): New function.
692 (start_recording_case_labels, end_recording_case_labels): Similarly.
693 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
694 chain equivalent CASE_LABEL_EXPRs together.
695 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
696 (make_switch_expr_edges): Do not record edge/cases here.
697 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
698 (split_critical_edges): Record cases around the edge splitting code.
699 (cleanup_dead_labels): Use CASE_LABEL again.
700 (tree_redirect_edge_and_branch): If we have a mapping from edge
701 to cases, use it to handle redirections. Else do it the slow way.
702 * tree.h (CASE_LEADER_OR_LABEL): Kill.
703 (CASE_LABEL): Revert to just looking at the tree's second operand.
704 * tree.c (get_case_label): Kill.
706 2004-11-17 Diego Novillo <dnovillo@redhat.com>
708 PR tree-optimization/18307
709 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
710 'orig' are the same node.
711 (collect_points_to_info_r): Do not call merge_pointed_to_info
712 when the PHI argument is identical to the LHS.
714 2004-11-17 Steven Bosscher <stevenb@suse.de>
716 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
717 to insert the exit or entry block.
718 (ssa_prop_init): Use add_control_edge to seed the algorithm.
720 2004-11-16 Zack Weinberg <zack@codesourcery.com>
722 * mkmap-flat.awk, mkmap-symver.awk: If the last version
723 assigned to a symbol was '%exclude', do not emit it anywhere.
724 If leading_underscore is true, prefix all symbols from the
725 version scripts with a leading underscore before comparing
726 them with nm output or emitting them. Remove support for dot
728 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
729 (SHLIB_MAPFILES): Use libgcc-std.ver.
730 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
731 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
732 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
733 libgcc-excl.ver and libgcc-glibc.ver.
735 * config/sh/libgcc-excl.ver: New file.
736 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
738 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
740 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
741 the test when the edge has the opposite meaning, not when
742 the first argument is invariant.
744 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
746 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
748 (rs6000_complex_function_value): Handle e500 v2 variant.
750 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
752 Fix PR tree-optimization/18519
754 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
755 * tree-pass.h: Add TODO_cleanup_cfg.
756 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
757 (ccp_finalize): Remove call to cleanup_cfg.
758 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
759 (pass_cd_dce): Ditto.
760 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
761 dump_function_to_file.
762 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
764 (pass_ch): Add TODO_cleanup_cfg.
765 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
767 (pass_loop_done): Add TODO_cleanup_cfg.
768 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
769 (tree_ssa_phiopt): Remove call to cleanup_cfg.
771 2004-11-16 Devang Patel <dpatel@apple.com>
773 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
775 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
777 * expmed.c, ra-colorize.c: Fix comment typos.
779 * doc/tm.texi: Fix typos.
781 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
782 Mark Mitchell <mark@codesourcery.com>
785 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
788 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
790 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
791 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
793 2004-11-16 Devang Patel <dpatel@apple.com>
795 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
797 2004-11-16 Eric Christopher <echristo@redhat.com>
799 * config/mips/mips.c: Use rtl _P predicates.
800 * config/mips/mips.h: Ditto.
801 * config/mips/mips.md: Ditto.
803 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
805 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
808 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
810 * config/s390/s390.c (s390_cc_modes_compatible): New function.
811 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
813 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
816 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
817 before and after the insns for getting GOT address in non-PIC
818 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
821 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
823 * gcc/cse.c (struct change_cc_mode_args): New structure.
824 (cse_change_cc_mode_insn): New function.
825 (cse_change_cc_mode): Use validate_change to perfom changes.
826 (cse_change_cc_mode_insns, cse_condition_code_reg):
827 Call cse_change_cc_mode_insn.
829 2004-11-16 Steven Bosscher <stevenb@suse.de>
833 2004-11-16 Steven Bosscher <stevenb@suse.de>
835 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
837 2004-11-15 Dale Johannesen <dalej@apple.com>
839 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
841 2004-11-15 Dale Johannesen <dalej@apple.com>
843 * profile.c (compute_branch_probabilities): Prevent
844 crash with EH in RTL-based profiling.
846 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
848 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
850 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
851 * tree-ssa-dom.c (thread_across_edge): Likewise.
852 * tree-vectorizer.c (vect_transform_loop_bound): Replace
853 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
856 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
857 (tree_flow_call_edges_add): Update the call to
858 bsi_commit_edge_inserts.
859 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
860 * profile.c (branch_prob): Likewise.
861 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
862 * tree-sra.c (scalarize_function): Likewise.
863 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
864 * tree-ssa-pre.c (fini_pre): Likewise.
865 * tree-flow.h: Update the prototype for
866 bsi_commit_edge_inserts.
868 2004-11-15 Eric Christopher <echristo@redhat.com>
870 * sched-deps.c (set_sched_group_p): Delete.
871 (delete_all_dependencies): New function.
872 (fixup_sched_groups): Use. New function.
873 (sched_analyze_insn): Use.
875 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
877 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
878 RROTATE_EXPR or unknown code.
879 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
880 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
881 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
884 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
887 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
888 after processing the declarator.
890 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
892 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
894 (altivec_vspltb): Same.
895 (altivec_vspltw): Same.
896 (altivec_vspltisb): Same.
897 (altivec_vspltish): Same.
898 (altivec_vspltisw): Same.
899 (altivec_vspltisw_v4sf): Same.
900 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
902 Move "End of vector xor's" comment to the right place.
904 2004-11-15 Steve Ellcey <sje@cup.hp.com>
906 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
907 instead of nonimmediate_operand.
909 2004-11-15 Mark Mitchell <mark@codesourcery.com>
911 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
912 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
913 * config/sol2.c (solaris_output_init_fini): Update calls to
914 ASM_OUTPUT_CALL. Include "rtl.h".
916 2004-11-15 Mark Mitchell <mark@codesourcery.com>
918 * config/sol2-c.c (cmn_err_char_table): Add "p".
920 2004-11-15 Mark Mitchell <mark@codesourcery.com>
922 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
923 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
925 2004-11-15 Mark Mitchell <mark@codesourcery.com>
927 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
928 within the multilib directory.
930 2004-11-15 Nick Clifton <nickc@redhat.com>
932 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
933 builtin assert of cpu=xstormy16.
935 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
937 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
940 2004-11-14 Richard Henderson <rth@redhat.com>
943 * calls.c (struct arg_data): Add parallel_value.
944 (precompute_register_parameters): Set it.
945 (load_register_parameters): Use it.
946 (store_one_arg): Also set it here.
948 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
950 PR tree-optimization/18431
951 * fold-const.c (associate_trees): Do not produce x + 0.
952 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
954 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
956 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
957 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
959 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
961 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
963 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
965 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
966 value-prof.c: Fix comment typos.
968 2004-11-14 Stan Shebs <shebs@apple.com>
970 Basic ABI changes for passing structs by value in 64-bit Darwin.
971 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
972 (rs6000_override_options): Set it for 64-bit Darwin.
973 (rs6000_parse_abi_options): Add testing options to change it.
974 (rs6000_return_in_memory): Test whether the type is one
975 that can be passed in registers.
976 (darwin64_function_arg_advance): New.
977 (function_arg_advance): Call it, plus add recursion depth
978 argument and test when counting off arguments.
979 (rs6000_darwin64_function_arg): New.
980 (function_arg): Call it.
981 (setup_incoming_varargs): Add argument to function_arg_advance.
982 (rs6000_darwin64_function_value): New.
983 (rs6000_function_value): Call it.
984 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
985 * config/rs6000/rs6000-protos.h: Update decl of
986 function_arg_advance.
988 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
991 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
992 support TImode before adding __int128_t and __uint128_t types.
994 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
997 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
998 (vect_transform_loop_bound): Set loop->nb_iterations.
1000 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
1001 Andrew Pinski <pinskia@physics.uc.edu>
1004 * tree-vectorize.c (vect_build_loop_niters): Do not insert
1005 NULL into the instruction stream. Initialize new_bb to NULL.
1006 (vect_update_ivs_after_vectorizer): Likewise.
1007 (vect_gen_niters_for_prolog_loop): Likewise.
1009 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
1011 PR tree-optimization/18431
1012 * tree-flow.h (stmt_references_memory_p): Declare.
1013 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
1014 * tree-ssa.c (stmt_references_memory_p): New function.
1016 2004-11-14 Andreas Schwab <schwab@suse.de>
1018 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
1021 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1023 * c-common.c (walk_stmt_tree): Remove.
1024 * c-common.h: Remove the corresponding prototype.
1026 * emit-rtl.c (push_to_full_sequence): Remove.
1027 * rtl.h: Remove the corresponding prototype.
1029 * cselib.c, expr.c: Fix comment typos.
1031 2004-11-13 Richard Henderson <rth@redhat.com>
1033 * calls.c (precompute_register_parameters): Force all PARALLELs
1034 into pseudo registers.
1035 (load_register_parameters): Copy PARALLELs into hard registers.
1036 * function.c (assign_parm_setup_block): Copy PARALLELS into
1037 pseudo registers. Do emit_group_store in conversion_insns.
1038 * expr.c (emit_group_load_1): Rename from emit_group_load, take
1039 tmps as an argument. Move final copy loop ...
1040 (emit_group_load): ... here. New function.
1041 (emit_group_load_into_temps, emit_group_move_into_temps): New.
1042 * expr.h: Declare them.
1044 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
1046 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
1047 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
1048 with PHI_CHAIN where appropriate.
1050 2004-11-13 Dale Johannesen <dalej@apple.com>
1052 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
1053 (tree_block_label): Ditto.
1054 (flush_pending_stmts): Ditto.
1055 (insert_edge_copies): Ditto.
1056 (expr_invariant_in_loop_p): Ditto.
1057 (TDF_USE_OPS): Parenthesize definition.
1058 (TDF_USE_VOPS): Ditto.
1060 2004-11-13 David Edelsohn <edelsohn@gnu.org>
1062 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
1063 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
1065 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
1067 2004-11-14 Joseph Myers <joseph@codesourcery.com>
1069 * config/i386/i386.c (override_options): Move loop to set default
1070 tuning to correct place.
1072 2004-11-13 Zak Kipling <zak@transversal.com>
1075 * config/i386/i386.c (classify_argument): Fix infinite loop when
1076 passing object with 3 or more base classes by value.
1078 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1080 * doc/md.texi (constraints) <% modifier>: Mention that it is
1081 useless when the two alternatives are strictly identical.
1083 2004-11-13 Richard Henderson <rth@redhat.com>
1085 * expmed.c (extract_split_bit_field): Temporarily disable call to
1086 extract_force_align_mem_bit_field.
1088 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1090 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
1093 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
1094 lambda-code.c, postreload.c, predict.c, tree-sra.c,
1095 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
1097 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
1099 * doc/install.texi (automake): Correctly document that everything now
1100 will use automake 1.9.3.
1102 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
1105 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
1106 TImode. Sorry for other non-complex larger-than-64-bit modes.
1107 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
1109 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
1111 * doc/install.texi (automake): Document that everything now uses 1.9.
1113 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
1115 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
1118 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1120 * tree.h: Fix comment typos.
1122 2004-11-13 Steven Bosscher <stevenb@suse.de>
1124 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
1125 HARD_REGISTER_NUM_P.
1127 * cselib.c (new_cselib_val): Make comment correct and more detailed.
1128 * flow.c (mark_set_1): Likewise.
1130 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
1131 duplicate_eh_regions): Remove.
1132 * except.h (duplicate_eh_regions): Remove prototype.
1133 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
1134 global_const_equiv_varray): Remove.
1135 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
1136 global_const_equiv_varray, set_label_in_map): Remove prototypes,
1137 extern declaration, and #define.
1138 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
1139 (struct inline_remap): Remove.
1140 * varray.c (struct element): Remove entry for const_equiv_data.
1141 * varray.h (struct const_equiv_data): Remove.
1142 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
1143 (union varray_data_tag) <const_equiv>: Remove.
1144 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
1145 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
1147 * regstack.c (record_label_references): Remove unused function.
1149 * rtl.def (VALUE): Update comment.
1150 (LABEL_REF): Remove unused operand 2.
1151 * rtl.h (struct rtx_def): Update for removed accessor macros.
1152 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
1153 REG_LOOP_TEST_P): Remove.
1154 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
1155 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
1156 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
1158 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
1159 Eric Botcazou <ebotcazou@libertysurf.fr>
1162 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
1164 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
1165 (V32I): New macro for 32-bit modes.
1166 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
1167 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
1168 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
1169 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
1170 one_cmpldi_sp64): Use V64I instead of DI.
1171 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
1172 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
1173 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
1174 (nandv64i_vis, nandv32i_vis): New patterns.
1176 2004-11-12 Mike Stump <mrs@apple.com>
1178 * Makefile.in: Add html support.
1179 * java/Make-lang.in: Likewise.
1180 * fortran/Make-lang.in: Likewise.
1181 * treelang/Make-lang.in: Likewise.
1182 * doc/install.texi: Likewise.
1183 * doc/makefile.texi: Likewise.
1184 * doc/sourcebuild.texi: Likewise.
1186 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
1188 * tree-ssa-loop-manip.c: Fix a comment typo.
1190 2004-11-12 Mike Stump <mrs@apple.com>
1192 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
1193 renaming this node to Concept Index.
1194 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
1195 to more closely match gcc.texi.
1197 2004-11-12 Jeff Law <law@redhat.com>
1199 * tree-cfg.c (hashtab.h): Include.
1200 (struct edge_to_case_leader_elt): New structure.
1201 (edge_to_case_leader): New.
1202 (edge_to_case_leader_hash): New hashtable hasing function.
1203 (edge_to_case_leader_eq): New hashtable equality function.
1204 (record_switch_edge): New function.
1205 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
1206 (make_switch_expr_edges): Build the edge-to-case-leader
1207 hash table. Tear down the hash table when we're done.
1208 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
1210 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
1211 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
1212 to use new concept of case leaders to reduce overhead of
1213 redirecting outgoing edges from switch statements.
1214 * tree.c (get_case_label): New function.
1215 * tree.h (CASE_LABEL): Define in terms of get_case_label.
1216 (CASE_LEADER_OR_LABEL): Define.
1218 2004-11-12 Ziemowit Laski <zlaski@apple.com>
1220 * varasm.c (output_addressed_constants): For CONST_DECLs,
1221 output the initializer if present.
1223 2004-11-12 Ziemowit Laski <zlaski@apple.com>
1225 * config/rs6000/darwin.h: Fix confusing typo in comment.
1227 2004-11-12 Devang Patel <dpatel@apple.com>
1229 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
1231 2004-11-12 Devang Patel <dpatel@apple.com>
1233 * tree-if-conv.c (clean_predicate_lists): Use loop header
1236 2004-11-12 Richard Henderson <rth@redhat.com>
1239 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
1240 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1241 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
1242 * config/i386/i386-modes.def (XF): Use it.
1244 2004-11-11 Geoffrey Keating <geoffk@apple.com>
1246 * Makefile.in (macro_list): Use move-if-change to avoid spurious
1249 2004-11-12 Mark Mitchell <mark@codesourcery.com>
1252 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
1253 when deciding whether to pass a variable to
1254 cgraph_varpool_finalize_decl or assemble_variable.
1255 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
1257 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
1259 * tree-vectorizer.c: Fix a comment typo.
1261 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1263 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
1265 2004-11-12 Diego Novillo <dnovillo@redhat.com>
1267 * tree-scalar-evolution.c (analyzable_condition): Remove
1268 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
1270 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
1272 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1273 Remove m505/roe multilib variant.
1275 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1277 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
1278 to load from the stack.
1280 2004-11-12 Richard Henderson <rth@redhat.com>
1282 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
1283 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
1284 * toplev.h (FL2T__): Remove.
1285 (CLZ_HWI): Rename from FL2T_CLZ__.
1287 (floor_log2): Simplify.
1290 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
1292 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
1293 compute the first overlapping iterations.
1295 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
1298 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
1299 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
1301 2004-11-12 Steven Bosscher <stevenb@suse.de>
1303 PR tree-optimization/18419
1304 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
1305 pointer set instead of a bitmap.
1306 (walk_use_def_chains): Create, pass and clean up that pointer_set.
1308 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
1310 (init_alias_info): Allocate and zero it here.
1311 (delete_alias_info): Delete it here.
1312 (collect_points_to_info_for): Use it.
1314 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1316 * alias.c (record_alias_subset, addr_side_effect_eval):
1318 * alias.h: Remove the prototype for record_alias_subset.
1319 * expr.h: Remove the commented-out prototype for
1320 record_alias_subset.
1321 * rtl.h: Remove the prototype for addr_side_effect_eval.
1323 * cfglayout.c (choose_inner_scope): Make it static.
1324 * rtl.h: Remove the corresponding prototype.
1326 * cfgloopmanip.c (update_single_exits_after_duplication,
1327 unloop): Make them static.
1328 * cfgloop.h: Remove the corresponding prototypes.
1330 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
1332 * c-tree.h: Remove the corresponding prototypes.
1334 * explow.c (round_push): Make it static.
1335 * expr.h: Remove the corresponding prototype.
1337 * varasm.c (get_named_section_flags, decl_tls_model): Make
1339 * output.h: Remove the prototype for get_named_section_flags.
1340 * tree.h: Remove the prototype for decl_tls_model.
1342 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1344 * function.c (expand_function_end): Remove an "if" statement
1345 that always triggers.
1346 * stmt.c (expand_null_return_1): Likewise.
1348 2004-11-11 James E. Wilson <wilson@specifixinc.com>
1350 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
1351 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
1352 CLASS_MAX_NREGS): Likewise.
1354 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1356 PR tree-optimization/17742
1357 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
1358 MINUS_EXPR correctly.
1360 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
1362 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1363 Give up as soon as the evolution is known not computable.
1365 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1368 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
1369 mask64_1or2_operand.
1370 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
1371 to spot rlwinm opportunities.
1372 (and64_2_operand): Use mask_1or2_operand.
1373 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
1375 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
1377 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
1378 (vect_update_ivs_after_vectorizer): Update function documentation.
1379 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
1381 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1383 * config/arm/arm.c: Fix a comment typo.
1385 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1387 * bitmap.h (nBITMAP_WORD_BITS): Remove.
1388 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
1389 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
1391 (bitmap_first_set_bit): Return unsigned, use ctzl.
1392 (bitmap_last_set_bit): Remove.
1393 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
1395 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
1396 remove special case code for two word elements.
1397 (bitmap_last_set_bit): Remove.
1398 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
1399 bitmap_first_set_bit with bitmap_empty_p.
1400 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
1401 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
1402 bitmap_last_bit_set.
1404 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1407 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
1410 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
1411 unsigned equality compare when we know the operands are unsigned.
1413 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
1415 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
1416 __PIC__ and __pic__ only if TARGET_ABICALLS.
1417 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
1418 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
1419 -KPIC only if not -mno-abicalls.
1421 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
1422 * config/sparc/linux.h, config/sparc/linux64.h
1423 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
1425 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
1426 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
1427 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
1428 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
1430 2004-11-11 Paul Brook <paul@codesourcery.com>
1432 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
1433 register if current_function_uses_pic_offset_table is set.
1435 2004-11-10 David Edelsohn <edelsohn@gnu.org>
1437 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
1438 Change multi-instruction sequences to new attribute.
1439 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
1440 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
1441 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
1443 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
1445 * tree-data-ref.c (build_classic_dist_vector): If either loop
1446 is outside of the nest we asked about, the dependence can't
1448 (build_classic_dir_vector): Ditto.
1450 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
1452 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
1454 (force_var_cost): Determine cost of addition and multiplication more
1456 (get_computation_cost_at): Add cost for computing address elements to
1459 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
1460 one of the arguments of MINUS_EXPR is an address.
1461 (split_address_to_core_and_offset): New function.
1462 (ptr_difference_const): Handle case when one of the operands is a
1464 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
1465 (ptr_difference_cost): Pass addresses instead of objects to
1466 ptr_difference_const.
1468 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
1470 * tree.c (tree_check_failed): Emit general error if the list of
1471 node types is empty.
1473 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1475 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
1476 argument. When the union is passed in the 6th slot, build a
1477 PARALLEL with only one element.
1478 (function_arg): Adjust call to function_arg_union_value.
1479 (function_value): Likewise.
1481 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
1483 PR tree-optimization/17892
1484 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
1485 MINUS_EXPR operator.
1487 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
1490 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
1491 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
1493 2004-11-10 Steven Bosscher <stevenb@suse.de>
1495 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
1496 (struct basic_block_def): Remove local_set and cond_local_set
1497 fields. Update comment for global_live_at_start.
1498 * flow.c (calculate_global_regs_live): Allocate local_sets and
1499 cond_local_sets here as arrays of bitmaps previously stored in
1500 bb->local_set and bb->cond_local_set. Use xmalloc instead of
1501 obstack allocated bitmaps.
1503 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
1506 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
1509 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
1511 2004-11-09 Jeff Law <law@redhat.com>
1513 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
1514 argument holding last unvisited block. Start search for
1515 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
1516 (connect_infinite_loops_to_exit): Supply last unvisited block
1517 to flow_dfs_compute_reverse_execute.
1519 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
1521 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
1523 (floatunssidf2): Same.
1525 ("extendsfdf2"): New expander.
1526 (*extendsfdf2_fpr): Rename.
1527 (*truncdfsf2_fpr): Same.
1528 (*negdf2_fpr): Same.
1529 (*absdf2_fpr): Same.
1530 (*nabsdf2_fpr): Same.
1531 (*adddf3_fpr): Same.
1532 (*subdf3_fpr): Same.
1533 (*muldf3_fpr): Same.
1534 (*divdf3_fpr): Same.
1536 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
1537 ("spe_fix_truncdfsi2"): Same.
1538 (spe_floatunssidf2): Same.
1539 (spe_floatsidf2): Same.
1541 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1544 * c-common.c (fname_decl): Don't use line number of decl in
1547 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1549 * config/s390/s390-protos.h (s390_pool_operand): Remove.
1550 * config/s390/s390.c (s390_pool_operand): Likewise.
1551 (s390_extra_constraint_str): Handle 'B' constraints.
1552 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
1553 * config/s390/s390.md: Document 'B' constraints.
1554 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
1555 s390_pool_operand to prevent insns with two literal pool
1556 references. Make pattern commutative.
1557 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
1558 'B' constraint instead of s390_pool_operand.
1560 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1562 * tree-cfg.c (create_bb): Remove unnecessary memset.
1564 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1566 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
1567 (thread_block): Call flush_pending_stmt instead of
1570 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1572 * loop-iv.c (iv_number_of_iterations): Make it static.
1573 * cfgloop.h: Remove the corresponding prototype.
1575 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1577 * function.c (combine_temp_slots, assign_parms,
1578 expand_pending_sizes): Make them static.
1579 * tree.h: Remove the corresponding prototypes.
1581 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1583 * emit-rtl.c (copy_most_rtx): Remove.
1584 * rtl.h: Remove the corresponding prototype.
1586 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1588 * cfgloop.c (flow_loops_update): Remove.
1589 * cfgloop.h: Remove the corresponding prototype.
1591 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1593 * conflict.c (mark_reg, conflict_graph_compute): Remove.
1594 * basic-block.h: Remove the prototype for
1595 conflict_graph_compute.
1597 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1599 * tree-if-conv.c (add_to_dst_predicate_list): Change the
1600 second argument to basic_block.
1601 (tree_if_convert_cond_expr): Update call sites.
1603 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1605 * fold-const.c (pedantic_non_lvalue): Make it static.
1606 * tree.h: Remove the corresponding prototype.
1608 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1610 * optabs.c (prepare_operand): Make it static.
1611 * optabs.h: Remove the corresponding prototype.
1613 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1615 * reload1.c (reloads_conflict, gen_reload): Make them static.
1616 * reload.h: Remove the corresponding prototypes.
1618 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1620 * reload.c (refers_to_mem_for_reload_p,
1621 refers_to_regno_for_reload_p): Make them static.
1622 * reload.h: Remove the corresponding prototypes.
1624 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
1625 Eric Botcazou <ebotcazou@libertysurf.fr>
1628 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
1629 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
1630 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
1631 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
1632 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
1633 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
1634 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
1635 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
1636 MODE_VECTOR_INT modes.
1637 (sparc_extra_constraint_check): Add new constraint 'Y'.
1638 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
1639 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
1640 (V64): New mode macro for 64-bit modes.
1641 (movsf): Use V32 for mode instead of SF.
1642 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
1643 alongside 'G' constraint.
1644 (movdf): Use V64 for mode instead of DF.
1645 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
1646 of DF. Add 'Y' constraint alongside 'G' constraint.
1647 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
1650 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1652 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
1653 integer NEG and ABS.
1654 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
1655 ("*negdi2_31"): Reimplement using a splitter.
1656 ("*negdi2_cc", "*negdi2_cconly"): New insns.
1657 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
1658 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
1659 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
1660 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
1661 ("*absdi2_cc", "*absdi2_cconly"): New insns.
1662 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
1663 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
1664 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
1665 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
1666 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
1667 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
1668 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
1669 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
1670 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
1672 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1674 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
1675 when eliminating an UNSPEC_CMPINT.
1676 (s390_secondary_input_reload_class): Fix test for CC register reload.
1677 (s390_secondary_output_reload_class): Likewise.
1678 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
1679 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
1680 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
1681 insn patterns with splitters.
1683 2004-11-09 David Edelsohn <edelsohn@gnu.org>
1685 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
1686 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
1688 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1690 * tree-phinodes.c (phi_reverse): New.
1691 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
1693 * tree-flow.h: Add a prototype for phi_reverse.
1695 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1697 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1699 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
1702 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
1705 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1707 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
1708 instead of "arg" in diagnostics.
1710 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1712 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
1713 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
1714 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
1715 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1716 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
1717 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
1718 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
1719 config/iq2000/iq2000.c, config/m32r/m32r.c,
1720 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
1721 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
1722 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
1723 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
1724 config/sh/symbian.c, config/stormy16/stormy16.c,
1725 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
1726 and %> as appropriate. Use %' as apostrophe in diagnostics where
1727 applicable. Use %< and %> in place of '' quotes where applicable.
1728 Use %qs in place of %<%s%>. Consistently quote __builtin function
1731 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
1733 * gdbinit.in (pbb, pbm): New macros.
1735 2004-11-08 Jeff Law <law@redhat.com>
1737 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
1738 implementing it inline.
1740 * cfganal.c (find_edge): Search pred->succs or succ->preds,
1741 whichever is shorter.
1743 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1745 * passes.c (rest_of_handle_jump): Remove dead code.
1747 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1749 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
1750 the last used element in the worklist.
1752 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1754 * tree-inline.c (remap_save_expr): Make it static.
1755 * tree-inline.h: Remove the corresponding prototype.
1757 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1759 * tree-ssa-loop-niter.c (upper_bound_in_type,
1760 lower_bound_in_type): Make them static.
1761 * tree.h: Remove the corresponding prototypes.
1763 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1765 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
1767 * tree-ssa-live.h: Remove the corresponding prototypes.
1769 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1771 * tree-if-conv.c (tree_if_conversion): Make it static.
1772 * tree-flow.h: Remove the corresponding prototype.
1774 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1776 * tree-ssa-operands.c (build_ssa_operands): Make it static.
1777 * tree-flow.h: Remove the corresponding prototype.
1779 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
1782 * tree-inline.c (copy_body_r): Change "t = t" to empty
1783 statement instead of "t".
1785 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1787 * modulo-sched.c (create_partial_schedule,
1788 free_partial_schedule, reset_partial_schedule,
1789 ps_add_node_check_conflicts, rotate_partial_schedule): Make
1792 2004-11-08 Richard Henderson <rth@redhat.com>
1794 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
1797 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1799 * sched-deps.c (add_insn_mem_dependence): Make it static.
1800 * sched-int.h: Remove the corresponding prototypes.
1802 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1804 * flow.c (allocate_bb_life_data): Make it static.
1805 * basic-block.h: Remove the corresponding prototype.
1807 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1809 * calls.c (split_complex_values, split_complex_types): Make
1811 * expr.h: Remove the corresponding prototypes.
1813 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
1815 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
1816 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1818 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1820 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
1821 statements that always trigger.
1823 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1825 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
1826 tree-scalar-evolution.c, tree-ssa-loop-im.c,
1827 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
1828 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
1831 2004-11-08 Ben Elliston <bje@au.ibm.com>
1833 * cgraph.h (cgraph_calls_p): Remove.
1834 * cgraph.c (cgraph_calls_p): Likewise.
1836 * varray.h (varray_copy): Remove.
1837 * varray.c (varray_copy): Likewise.
1839 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
1842 * config/darwin.c (machopic_indirect_data_reference):
1843 Call gen_macho_high and gen_macho_low instead of
1844 checking the mode and calling gen_macho_high_di directly.
1845 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1846 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
1848 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
1849 load_macho_picbase, macho_low, macho_high): Removed.
1850 (builtin_setjmp_receiver): Call gen_macho_high and
1851 gen_macho_low instead of checking the mode and calling
1852 gen_macho_high_di directly.
1853 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
1854 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
1855 Moved from rs6000.md.
1856 (macho_high): New expander.
1857 (macho_high_si): Renamed version of macho_high from rs6000.md.
1858 (macho_low): New expander.
1859 (macho_low_si): Renamed version of macho_low from rs6000.md.
1860 (load_macho_picbase): New expander.
1861 (load_macho_picbase_si): Renamed version of load_macho_picbase
1863 (macho_correct_pic): New expander.
1864 (macho_correct_pic_si): Renamed version of macho_correct_pic
1867 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
1869 * c-decl.c (finish_struct): Use complete sentences for diagnostic
1870 for structures or unions with no members or named members.
1872 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
1874 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
1875 taking address of bit-field by assertion.
1877 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
1879 * config/s390/s390.md (attribute "op_type"): Default to "NN".
1880 (attribute "atype"): Default to "agen".
1881 (attribute "length"): Default to 6.
1882 (define_asm_attibutes): Remove.
1883 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
1884 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
1885 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
1886 Do not set type attribute to "cs" where already default.
1887 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
1889 Do not set type attribute to "other" where already default.
1890 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
1891 "*strlendi", "*strlensi",
1892 "*movmem_long_64", "*movmem_long_31",
1893 "*clrmem_long_64", "*clrmem_long_31",
1894 "*cmpmem_long_64", "*cmpmem_long_31",
1895 "*cmpint_si", "*cmpint_di",
1896 "addti3", "*adddi3_31z", "*adddi3_31",
1897 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
1898 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
1899 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
1900 "*pool_entry", "pool_align", "pool_section_start",
1901 "pool_section_end", "main_pool", "reload_base_31", "pool"):
1902 Do not set op_type attribute to "NN" where already default.
1903 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
1904 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
1905 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
1906 Do not set atype attribute to "agen" where already default.
1907 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
1909 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
1911 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
1913 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
1916 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
1917 R3000 and R4000 macros on IRIX.
1919 2004-11-06 Andreas Schwab <schwab@suse.de>
1922 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
1925 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1927 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
1929 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
1931 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
1932 matches no insns already matched by other reservations.
1933 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
1934 matches no insns already matched by other reservations.
1935 ("x_ss"): Remove, replace by ...
1936 ("x_cs"): ... this new reservation. Check type instead of op_type.
1937 Update bypasses to use x_cs instead of x_ss.
1938 ("x_nn"): Remove, replace by ...
1939 ("x_other"): ... this new reservation. Check type instead of op_type.
1940 Add x_other and x_branch to bypasses.
1941 ("x_vs"): New reservation.
1942 * config/s390/s390.md (attribute "type"): Default according to op_type.
1943 ("*execute"): Set type to "cs".
1945 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1947 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
1948 if we are in GIMPLE.
1950 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
1952 PR rtl-optimization/17933
1953 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
1954 (covers_regno_p): New function. Handle SETs of PARALLEL,
1955 and defer the rest to...
1956 (covers_regno_no_parallel_p): New function.
1958 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1960 * config/sparc/sparc.c (function_arg_record_value_1): Skip
1961 fields with zero length.
1962 (function_arg_record_value_2): Likewise.
1963 (function_arg_record_value_3): Use smallest_mode_for_size
1964 instead of mode_for_size.
1965 (function_arg_union_value): Return naked register for unions
1968 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1970 * config/sparc/sparc.c (scan_record_type): Handle vector types.
1971 (function_arg_slotno): Handle vector types specially.
1972 (function_arg_record_value_1): Split fields with vector type and
1973 BLKmode into their subparts.
1974 (function_arg_record_value_2): Likewise. Be prepared to handle
1975 more than 2 registers per field.
1976 (function_arg_union_value): Increment regno inside the loop.
1977 (function_arg_vector_value): New function.
1978 (function_arg): Use it to split fields with vector type and
1979 BLKmode into their subparts and build a PARALLEL. Treat
1980 other vector types like floats.
1981 (function_value): Likewise.
1982 (sparc_pass_by_reference): Handle vector types.
1983 (sparc_return_in_memory): Likewise.
1985 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1987 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
1988 statement that never triggers.
1990 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
1992 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
1993 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
1994 ("x_fdivd"): Use also for fsqrtd type.
1995 ("x_fdivs"): Use also for fsqrts type.
1996 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
1997 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
1998 ("fix_truncdfsi2_ibm"): Set type to "other".
1999 ("floatdidf2", "floatdisf2"): Do not clobber CC.
2000 ("floatsidf2", "floatsidf2_ieee"): Likewise.
2001 ("floatsisf2", "floatsisf2_ieee"): Likewise.
2002 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
2003 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
2005 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
2006 ("sqrtdf2"): Set type to "fsqrtd".
2007 ("sqrtsf2"): Set type to "fsqrts".
2009 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2011 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
2012 pointer to the last PHI node in the new PHI chain.
2014 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
2016 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
2017 for non-PIC TLS_MODEL_INITIAL_EXEC case.
2019 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2021 * expmed.c: Fix a comment typo.
2023 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2026 * config/i386/cygming.h
2027 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
2029 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2031 * config/sh/sh4a.md: Fix copyright.
2033 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
2035 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
2038 2004-11-05 David Edelsohn <edelsohn@gnu.org>
2040 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
2041 when carry not used. Suggested by Torbjorn Granlund.
2043 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
2044 operand[1] unnecessarily. Suggested by Eric Christopher.
2045 (rs6000_adjust_cost): Increase latency of store to wider load.
2046 (rs6000_rtx_costs): mulli only allows 16-bit constants.
2048 2004-11-05 Stan Shebs <shebs@apple.com>
2050 * config/rs6000/rs6000.c (machopic_output_stub): Output
2051 ldu instead of lwzu for 64-bit stubs.
2053 2004-11-05 Richard Henderson <rth@redhat.com>
2055 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
2057 (alpha_expand_unaligned_store): Likewise.
2059 2004-11-05 Richard Henderson <rth@redhat.com>
2061 * expmed.c (extract_force_align_mem_bit_field): New.
2062 (extract_split_bit_field): Call it.
2064 2004-11-05 Richard Henderson <rth@redhat.com>
2066 * ia64.md (UNSPEC_SHRP): New.
2067 (dshift_count_operand): New.
2068 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
2069 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
2071 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2073 * c-typeck.c (output_init_element): Return early if value is
2076 2004-11-05 James E Wilson <wilson@specifixinc.com>
2078 * invoke.texi (-fno-guess-branch-probability): Rewrite.
2080 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
2081 1 to UNSPEC_GR_SPILL.
2083 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
2085 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
2086 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
2088 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
2090 * bitmap.h (enum bitmap_bits): Remove.
2091 (bitmap_operation): Remove.
2092 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2093 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2094 bitmap_xor_into): Prototype.
2095 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
2096 (bitmap_operation): Remove.
2097 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2098 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2099 bitmap_xor_into): New.
2100 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
2102 PR tree-optimization/18307
2103 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
2104 and ORIG being the same node.
2106 2004-11-04 Geoffrey Keating <geoffk@apple.com>
2108 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
2109 (install-mkheaders): Install the version built for the
2110 host, not for the build machine.
2111 * configure.ac: Always run fixincludes.
2112 (all_outputs): Remove mkheaders.
2113 * configure: Regenerate.
2114 * fixinc.in: Move to fixincludes/.
2115 * mkfixinc.sh: Likewise.
2116 * mkheaders.in: Likewise.
2117 * README-fixinc: Likewise.
2119 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
2122 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
2123 equivalent on the A4.
2125 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2127 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
2128 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
2129 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
2130 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
2131 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
2132 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
2133 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
2134 doc/trouble.texi: Correct end-of-sentence markup and markup of
2135 "etc.", "e.g." and "i.e.". Use @code in various places where
2138 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
2140 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
2141 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
2142 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
2145 2004-11-04 Mark Mitchell <mark@codesourcery.com>
2147 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
2148 * doc/extend.texi: Document "notshared" attribute.
2150 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2152 * tree-phinodes.c (make_phi_node): Make it static.
2153 * tree.h: Remove the prototypes for make_phi_node.
2155 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2157 * stmt.c (expand_asm, expand_asm_operands): Make them static.
2158 * tree.h: Remove the prototypes for expand_asm and
2159 expand_asm_operands.
2161 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2163 * passes.c (rest_of_compilation): Make it static.
2164 * toplev.h: Remove the prototype for rest_of_compilation.
2166 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2168 * jump.c (cleanup_barriers): Use delete_insn instead of
2170 (delete_barrier): Remove.
2171 * rtl.h: Remove the corresponding prototype.
2173 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2175 * expr.c (mostly_zero_p): Make it static.
2176 * tree.h: Remove the prototype for mostly_zeros_p.
2178 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2180 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
2182 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2184 * builtins.c (expand_builtin_return_addr,
2185 expand_builtin_longjmp, expand_builtin_trap): Make them static.
2186 * expr.h: Remove the prototypes for expand_builtin_longjmp and
2187 expand_builtin_trap.
2188 * tree.h: Remove the prototype for expand_builtin_return_addr.
2190 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2192 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
2193 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
2194 with VAL being NULL.
2196 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2198 * cfghooks.c (delete_basic_block): Remove code to truncate
2201 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
2203 * flow.c (init_propagate_block_info): Change the type of i to
2206 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
2208 PR tree-optimization/18184
2209 * c-typeck.c (comptypes): Do not treat pointers of different
2210 modes or alias-all flags as equivalent.
2211 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
2213 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
2215 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
2216 reference specific C parser files in examples.
2218 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
2221 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
2222 as OP_INOUT if the instruction is predicated.
2224 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2226 * bitmap.h: Fix a comment typo. Follow spelling conventions.
2227 * tree-vectorizer.c: Fix a comment typo.
2229 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2231 * sdbout.c (SDB_GENERATE_FAKE): Remove.
2232 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
2233 * system.h: Poison SDB_GENERATE_FAKE.
2234 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
2236 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
2238 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
2240 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2243 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
2246 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
2248 * predict.c (propagate_freq): Make bitno unsigned. Move
2249 npredecessors update out of loop.
2251 * bitmap.h (bitmap_iterator): Remove word_bit and bit
2252 fields. Rename others.
2253 (bmp_iter_common_next_1, bmp_iter_single_next_1,
2254 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
2255 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
2256 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
2257 bmp_iter_and_next): Remove.
2258 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
2259 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
2261 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
2262 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
2264 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
2265 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
2266 bitmap_and_into, bitmap_ior_into as appropriate.
2267 * except.c (remove_eh_handler): Likewise.
2268 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
2269 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2270 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
2271 * tree-ssa-live.h (live_merge_and_clear): Likewise.
2272 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
2275 * bitmap.c (bitmap_print): Make bitno unsigned.
2276 * bt-load.c (clear_btr_from_live_range,
2277 btr_def_live_range): Likewise.
2278 * caller-save.c (save_call_clobbered_regs): Likewise.
2279 * cfganal.c (compute_dominance_frontiers_1): Likewise.
2280 * cfgcleanup.c (thread_jump): Likewise.
2281 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
2282 * conflict.c (conflict_graph_compute): Likewise.
2283 * ddg.c (add_deps_for_use): Likewise.
2284 * df.c (df_refs_update): Likewise.
2285 * except.c (remove_eh_handler): Likewise.
2286 * flow.c (verify_local_live_at_start, update_life_info,
2287 initialize_uninitialized_subregs, propagate_one_insn,
2288 free_propagate_block_info, propagate_block, find_use_as_address,
2289 reg_set_to_hard_reg_set): Likewise.
2290 * gcse.c (clear_modify_mem_tables): Likewise.
2291 * global.c (global_conflicts, build_insn_chain): Likewise.
2292 * ifcvt.c (dead_or_predicable): Likewise.
2293 * local-alloc.c (update_equiv_regs): Likewise.
2294 * loop.c (load_mems): Likewise.
2295 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
2297 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
2299 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
2300 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
2301 * sched-rgn.c (propagate_deps
2302 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
2303 * tree-dfa.c (dump_dfa_stats
2304 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
2305 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
2307 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
2308 free_temp_expr_table, find_replaceable_exprs): Likewise.
2309 * tree-sra.c (scan_function, scalarize_parms): Likewise.
2310 * tree-ssa-alias.c (init_alias_info,
2311 compute_points_to_and_addr_escape,
2312 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
2313 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
2314 * tree-ssa-live.c (new_tree_live_info, live_worklist,
2315 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
2316 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
2317 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
2318 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
2319 add_call_read_ops): Likewise.
2320 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
2321 * tree-ssa-live.h (num_var_partitions): Return unsigned.
2323 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
2325 PR tree-optimization/18009
2326 * tree-vectorizer.h (enum dr_alignment_support): New type.
2327 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
2328 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
2329 single data_reference (instead of a varray of references).
2330 * tree-vectorizer.c (new_loop_vec_info): Likewise.
2331 (vect_gen_niters_for_prolog_loop): Likewise.
2332 (vect_update_inits_of_drs): Likewise.
2334 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
2335 vect_enhance_data_refs_alignment.
2336 (vect_do_peeling_for_alignment): Likewise.
2337 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
2338 this functionality used to be in vect_analyze_data_refs_alignment.
2339 Also update DR_MISALIGNMENT due to peeling; this functionality used to
2340 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
2341 (vect_analyze_data_refs_alignment): Decision on whether and by how much
2342 to peel moved to vect_enhance_data_refs_alignment. Call
2343 vect_supportable_dr_alignment.
2345 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
2346 (vect_compute_data_refs_alignment): Return bool. Consider return value
2347 of vect_compute_data_ref_alignment and return true/false accordingly.
2348 (vect_enhance_data_refs_alignment): Consider return value of
2349 vect_compute_data_refs_alignment and return true/false accordingly.
2351 (vect_supportable_dr_alignment): New function.
2352 (vectorizable_store): Call vect_supportable_dr_alignment.
2353 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
2354 support checks moved from here to vect_supportable_dr_alignment.
2356 (vect_transform_loop): Avoid 80 columns overflow.
2358 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2360 * timevar.c (timevar_enable): Change from
2362 (timevar_push): Rename to ...
2363 (timevar_push_1): this and remove the
2365 (timevar_pop): Rename to ...
2366 (timevar_pop_1): this and remove the
2368 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
2369 (timevar_pop): New macro.
2370 (timevar_push): New macro.
2371 (timevar_enable): Declare.
2373 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2375 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
2376 libgcc for shared libraries.
2378 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2380 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
2381 * config/s390/s390.c (s390_split_access_reg): New function.
2382 (regclass_map): Add access registers.
2383 (get_thread_pointer): Use access register instead of UNSPEC_TP.
2384 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
2385 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
2386 (TP_REGNUM): New define.
2387 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2388 REG_ALLOC_ORDER): Add access registers.
2389 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
2390 CANNOT_CHANGE_MODE_CLASS): Support access registers.
2391 (enum reg_class): Add ACCESS_REGS.
2392 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2393 (REG_CLASS_FROM_LETTER): Add 't' constraint.
2394 (REGISTER_NAMES): Add access registers.
2395 * config/s390/s390.md (UNSPEC_TP): Remove.
2396 ("*movdi_64"): Add access register alternatives. Provide splitters
2397 to split DImode access register <-> GPR moves into SImode moves.
2398 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
2399 ("movstrictsi"): Likewise.
2400 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
2401 ("set_tp_64", "set_tp_31"): Likewise.
2402 ("*set_tp"): New insn.
2404 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2406 * tree-phinodes.c (resize_phi_node): Copy only a portion of
2407 the PHI node currently in use.
2409 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2412 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
2415 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
2417 PR tree-optimization/18270
2418 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
2419 abnormal edges, commit all pending stmts on incoming edges.
2421 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2423 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
2424 cause extra costs. Generate canonical RTL.
2426 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
2428 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
2429 (lambda_compute_target_space). Ditto.
2430 * lambda.h (lambda_trans_matrix): Ditto.
2431 (lambda_linear_expression): Ditto.
2432 (lambda_body_vector): Ditto.
2433 (lambda_loopnest): Ditto.
2434 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
2435 update comments, and remove pointless addition of 0.
2436 (linear_transform_loops): Update comments.
2438 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
2440 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
2443 2004-11-03 Jeff Law <law@redhat.com>
2445 * predict.c (struct block_info_def): Kill "tovisit" field.
2446 (propagate_freq): Accept new "tovisit" parameter. Change
2447 read/write access methods for "tovisit" to check the "tovisit"
2448 bitmap instead of a bit in block_info_def.
2449 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
2450 it to propagate_freq.
2452 * stmt.c (expand_case): Speed up code to detect duplicate case
2453 label targets and count unique case label targets.
2455 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2457 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
2459 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2461 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
2463 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2465 * tree-cfg.c (find_taken_edge): Abort if we are given a
2466 statement that is neither COND_EXPR nor SWITCH_EXPR.
2468 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
2470 * fold-const.c (fold): Reassociate also (x - mult) + mult and
2471 (mult - x) + mult. Cast operands of expression after applying
2472 distributive law to the correct types. Apply distributive law
2473 to a * c - b * c for all non-float types.
2475 2004-11-02 Geoffrey Keating <geoffk@apple.com>
2477 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
2478 because we don't want to run them now; instead, set them to
2479 stmp-install-fixproto or stmp-install-fixinc.
2480 * Makefile.in (stmp-install-fixproto): New.
2481 (stmp-install-fixinc): New.
2482 * configure: Regenerate.
2484 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2486 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
2489 2004-11-02 Ziemowit Laski <zlaski@apple.com>
2491 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
2492 (c_types_compatible_p): Move function definition...
2493 * c-objc-common.c (c_types_compatible_p): ...here.
2494 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
2497 2004-11-02 Steven Bosscher <stevenb@suse.de>
2499 * cfgloop.h (struct loop): Update comment.
2500 * cse.c (cse_main): Remove obsolete comment.
2502 * expr.h (gen_cond_trap): Move prototype under functions provided
2504 (canonicalize_condition, get_condition): Move to...
2505 * rtl.h (canonicalize_condition, get_condition): ...here.
2506 (branch_target_load_optimize): Add comment that this function is
2508 * loop.c (canonicalize_condition, get_condition): Move to...
2509 * rtlanal.c (canonicalize_condition, get_condition): ...here.
2510 * sched-deps.c (get_condition): Rename to sched_get_condition.
2511 (add_dependence): Update this caller.
2513 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2516 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
2517 that the vops get marked for renaming.
2519 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
2521 * config/s390/s390.md ("movcc"): Set type attribute.
2523 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
2525 * tree-phinodes.c (add_phi_arg): Add an assertion that the
2526 edge already exists.
2528 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
2530 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
2531 element that's being removed.
2533 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
2535 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
2536 arguments using PENDING_STMT.
2537 (thread_block): Call copy_phis_to_block after redirecting an
2540 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2542 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
2543 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
2544 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
2545 (bitmap_ior_and_compl_into): Produce bool.
2546 (bitmap_union_of_diff): Rename to ...
2547 (bitmap_ior_and_compl): ... here. Produce bool.
2548 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
2549 bitmap_operation directly.
2550 (bitmap_union_of_diff): Rename to ...
2551 (bitmap_ior_and_compl): ... here. Return bool, use
2552 bitmap_operation directly.
2553 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
2554 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
2555 * global.c (modify_bb_reg_pav): Likewise.
2557 * bitmap.h (bitmap_equal_p): Return bool.
2558 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
2559 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
2560 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
2561 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
2562 bitmap_intersect_compl_p.
2563 * ifcvt (dead_or_predicable): Likewise.
2565 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2567 PR rtl-optimization/17104
2568 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
2569 loads in zero_extend.
2571 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
2574 * toplev.c (debug_type_names): Remove "dwarf-1".
2576 2004-11-02 Ben Elliston <bje@au.ibm.com>
2578 * timevar.h (timevar_get): Remove.
2579 * timevar.c (timevar_get): Remove unused function.
2581 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
2583 * doc/include/texinfo.tex: Update from Texinfo CVS.
2585 2004-11-02 Ben Elliston <bje@au.ibm.com>
2587 * cppdefault.h (cpp_SYSROOT): Remove.
2588 * cppdefault.c (cpp_SYSROOT): Likewise.
2590 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
2592 PR tree-optimization/16447
2593 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
2594 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
2595 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
2596 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
2597 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
2598 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
2599 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
2600 (identical_copies_p): New. Return true is two copies are the same.
2601 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
2602 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
2604 (perform_edge_inserts): New. Determine what to do with all stmts that
2605 have been inserted on edges.
2606 (remove_ssa_form): Analyze and commit edges from here.
2608 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
2611 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
2612 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
2613 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
2614 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
2616 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
2619 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
2620 parameter declarations.
2622 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
2624 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
2625 (s390_secondary_input_reload_class)
2626 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
2628 (s390_expand_cmpmem): Enable cmpmem implementation.
2629 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
2630 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
2631 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
2632 * config/s390/s390.md ("movcc"): New insn pattern.
2633 * doc/md.texi: Document 'c' constraint for s390.
2635 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
2638 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
2641 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
2643 Fix PR tree-optimization/17672
2644 Fix PR tree-optimization/18168
2646 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
2648 (gcc_tree_to_linear_expression): Add extra to existing constant.
2649 (depth_of_nest): Factor out function used in various places.
2650 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
2652 (find_induction_var_from_exit_cond): Stop guessing, and just
2653 get the right answer :).
2654 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
2655 Print out message about result of attempt to create perfect nest.
2656 (lbv_to_gcc_expression): Add type argument, use it to do math
2657 and induction variable creation.
2658 (lle_to_gcc_expression): Ditto.
2659 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
2660 oldiv. Pass type argument to lle_to_gcc_expression and
2661 lbv_to_gcc_expression.
2662 Reset number of iterations after transformation.
2663 (perfect_nestify): Remove useless pre-allocation, and cleanup
2666 * tree-data-ref.c (build_classic_dist_vector): Return false for
2667 dependences completely outside of the loop nest we asked about.
2668 (build_classic_dir_vector): Ditto.
2669 (compute_data_dependences_for_loop): Only add dependence relations
2670 inside the loop we asked about.
2672 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
2673 Compute immediate uses.
2675 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
2677 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
2679 * tree-cfg.c (thread_jumps): Fix a comment typo.
2681 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
2683 * tree-cfg.c (thread_jumps): Fix a comment typo.
2685 2004-10-31 Nicolas Pitre <nico@cam.org>
2687 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
2688 values smaller than 2^32.
2690 2004-10-31 Jeff Law <law@redhat.com>
2692 * cfgloop.h (struct loop): Remove unused "nodes" field.
2693 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
2694 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
2695 instead of calling flow_bb_inside_loop_p for every basic block
2697 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
2699 2004-10-31 Graham Stott <graham.stott@btinternet.com>
2701 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
2702 INT_5_BITS instead of VAL_5_BITS_P.
2704 2004-10-31 Roger Sayle <roger@eyesopen.com>
2707 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
2708 for consistent quoting in diagnostic messages.
2709 (expand_call_inline): Likewise.
2710 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2711 * tree-ssa.c (warn_uninitialized_var): Likewise.
2712 (warn_uninitialized_phi): Likewise.
2714 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
2716 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
2719 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
2721 * c-common.c: Fix a comment typo.
2723 2004-10-31 Jason Merrill <jason@redhat.com>
2726 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
2727 aggregate types that are not BLKmode.
2729 2004-10-30 Ziemowit Laski <zlaski@apple.com>
2731 * c-common.h (objc_lookup_ivar): Add second parameter to
2733 * c-typeck.c (build_external_ref): After looking up symbol,
2734 pass it to objc_lookup_ivar() to decide whether it or the
2735 ivar should be used, rather than deciding the issue locally.
2736 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
2737 which is simply returned in the non-ObjC case.
2739 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
2741 * sdbout.c (sdbout_symbol): Do not output type .def statements
2744 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
2746 * c-common.c (catenate_strings): New.
2747 (c_parse_error): Use it. Don't over-escape.
2749 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
2751 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
2752 modify the for loop expressions for it. Remove unnecessary casts.
2753 (sh_expand_prologue): Declare reg as unsigned.
2754 (sh_gimplify_va_arg_expr): Initinalize lab_over.
2755 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
2757 2004-10-30 Geoffrey Keating <geoffk@apple.com>
2759 * doc/invoke.texi (Darwin Options): Improve description of
2760 how the subtype is chosen.
2762 2004-10-30 Roger Sayle <roger@eyesopen.com>
2765 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
2766 the stack adjustment, "size", is valid for Pmode. If the stack
2767 frame is too large, generate a trap insn and issue a warning.
2769 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
2771 * tree-ssa-dom.c: Fix comment typos.
2773 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
2775 * config/sh/sh.c (prepare_move_operands): Use operands[0]
2776 for the output rtl if no_new_pseudos is set. Remove redundant
2779 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
2782 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
2783 determining whether to copy parameter types from a previous
2784 prototype declaration.
2786 2004-10-29 Roger Sayle <roger@eyesopen.com>
2788 PR rtl-optimization/17581
2789 * cselib.c (cselib_process_insn): The last instruction of a libcall
2790 block, with the REG_RETVAL note, should be considered in the libcall.
2791 * gcse.c (do_local_cprop): Allow constants to be propagated outside
2793 (adjust_libcall_notes): Use simplify_replace_rtx instead of
2794 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
2796 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
2798 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
2800 2004-10-29 Jeff Law <law@redhat.com>
2802 * tree-ssa-dom.c (struct edge_info): New structure holding
2803 edge equivalences and edge redirection information.
2804 (get_eq_expr_value, record_dominating_conditions): Kill.
2805 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
2806 Call record_edge_info.
2807 (allocate_edge_info, free_edge_info): New.
2808 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
2809 rather than cprop_into_phis. Free all edge infos before threading
2811 (thread_across_edge): Allocate new edge info structures as needed
2812 and store the redirection target into the edge info structure
2813 instead of the edge's AUX field.
2814 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
2815 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
2816 Revamp code which finds and records equivalences associated with
2817 edges to use saved data in the edge_info structure.
2818 (record_equivalencs_from_phis): Similarly.
2819 (dom_opt_finalize_block): Revamp code which finds and records
2820 equivalences associated with edges to use saved data in the
2821 edge_info structure.
2822 (build_and_record_new_cond): New function.
2823 (record_conditions): Use build_and_record_new_cond to record
2824 dominating conditions.
2825 (record_edge_info): New function.
2826 (record_range): Tighten test for conditions which create
2827 useful range records.
2829 2004-10-29 Geoffrey Keating <geoffk@apple.com>
2831 * config/i386/darwin.h (ASM_SPEC): Simplify.
2832 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
2833 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
2834 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
2835 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
2836 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
2837 in all cases. Pass the right -arch or -arch_only based on -mcpu.
2838 (ASM_SPEC): Handle -force_cpusubtype_ALL.
2839 * doc/invoke.texi (Darwin Options): Improve documentation for
2840 Darwin linker (and libtool) switches.
2842 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
2844 2004-10-29 Stan Shebs <shebs@apple.com>
2846 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
2848 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
2850 * tree-phinodes.c (allocate_phi_node): New.
2851 (make_phi_node, resize_phi_node): Use it.
2853 2004-10-29 David Edelsohn <edelsohn@gnu.org>
2855 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
2856 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
2858 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
2860 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
2862 * tree.h (tree_phi_node): Tell the garbage collector to chase
2865 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
2867 * opts.c (decode_options): Lower the crossjump threshold for -Os.
2869 2004-10-29 Diego Novillo <dnovillo@redhat.com>
2871 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
2873 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
2875 * bitmap.h (bitmap_empty_p): New.
2876 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2877 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
2878 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
2880 (bitmap_ior_and_compl): Rename to ...
2881 (bitmap_ior_and_compl_into): ... here.
2882 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
2883 (bitmap_ior_and_compl): Rename to ...
2884 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
2886 (bitmap_union_of_diff): Use renamed bitmap functions.
2887 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
2888 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
2889 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
2890 * df.c (df_bb_rd_local_compute)
2891 * flow.c (calculate_global_regs_live,
2892 init_propagate_block_info): Likewise.
2893 * ifcvt.c (find_if_case_1, find_if_case_2,
2894 dead_or_predicable): Likewise.
2895 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
2896 reset_conflicts, conflicts_between_webs): Likewise.
2897 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
2898 detect_web_parts_to_rebuild): Likewise.
2899 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
2900 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
2901 * tree-sra.c (decide_instantiations): Likewise.
2902 * tree-ssa-alias.c (create_name_tags,
2903 merge_pointed_to_info): Likewise.
2904 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2905 * tree-ssa-loop-im.c (move_computations): Likewise.
2906 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
2907 * tree-ssa-pre.c (fini_pre): Likewise.
2908 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
2909 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
2910 * tree-vectorizer.c (vectorize_loops): Likewise.
2912 2004-10-29 Nick Clifton <nickc@redhat.com>
2914 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
2915 adding the PIC register to the fixed_regs array, also add it
2916 to the call_used_regs array.
2918 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2920 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
2921 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
2923 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
2925 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
2926 (rewrite_blocks): Modify argument, and use it to decide which
2928 (rewrite_def_def_chains): Call rewrite_blocks with true here.
2929 (rewrite_into_ssa): and call it with false here.
2931 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
2933 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
2934 triggers into gcc_assert.
2936 2004-10-28 Diego Novillo <dnovillo@redhat.com>
2938 PR tree-optimization/16728
2939 * tree-flow.h (get_ptr_info): Declare.
2940 * tree-ssa-alias.c (get_ptr_info): Make extern.
2941 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
2944 2004-10-28 Stan Shebs <shebs@apple.com>
2946 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
2947 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
2950 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
2952 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
2953 prevent their later unnecessary registration.
2954 (mf_build_check_statement_for): Remove "addr" argument, and
2955 related "__mf_value" generated code. Update callers.
2956 (mf_decl_eligible_p): New function, factored from mx_register_decls.
2957 (mx_register_decls): Call it.
2958 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
2959 to restore support for complex nested expressions.
2960 (mudflap_enqueue_decl): Simplify. Move registration call emission
2962 (mudflap_finish_file): ... to here.
2963 (mudflap_enqueue_constant): Remove dump code.
2965 2004-10-28 Zack Weinberg <zack@codesourcery.com>
2968 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
2969 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
2970 (dbxout_finish_complex_stabs): Update to match.
2971 (dbxout_symbol_location): Call emit_pending_bincls_if_required
2972 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
2973 dbxout_begin_complex_stabs_noforcetext.
2974 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
2975 N_GSYM, using new SYM parameter. Correct logic for special
2978 * varasm.c (function_section): If DECL is NULL_TREE, don't try
2979 to do anything else. Do not call get_insns if cfun or
2980 cfun->emit are NULL.
2982 2004-10-28 Adam Nemet <anemet@lnxw.com>
2985 * c-typeck.c (c_mark_addressable): Issue error if address of a
2986 register variable is taken. Use "%qD" to print DECL_NAME.
2988 2004-10-28 Diego Novillo <dnovillo@redhat.com>
2990 * opts.c (decode_options): Don't run PRE at -Os.
2992 2004-10-28 Richard Henderson <rth@redhat.com>
2994 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
2995 zero in the conditional.
2996 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
2998 2004-10-28 Richard Henderson <rth@redhat.com>
3000 * cse.c (memory_extend_rtx): Remove.
3001 (cse_main): Don't set it.
3002 (cse_insn): Use a local buffer instead.
3004 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3006 * profile.c (branch_prob): Call to init_edge_profiler added.
3007 * rtl-profile.c (rtl_init_edge_profiler): New function.
3008 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
3009 call to safe_insert_insn_on_edge.
3010 (rtl_profile_hooks): rtl_init_edge_profiler added.
3011 * tree-profile.c (tree_init_edge_profiler): New function.
3012 (tree_profile_hooks): tree_init_edge_profiler added.
3013 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
3015 2004-10-28 Nick Clifton <nickc@redhat.com>
3017 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
3018 emit_jump_insn() to generate the return instruction.
3020 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3022 * tree-phinodes.c: Remove trailing whitespace.
3024 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3026 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3027 * doc/invoke.texi: Fix a typo.
3029 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3031 * Makefile.in (OBJS-common): Remove duplicates.
3033 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3035 * lambda-code.c (nestify_update_pending_stmts): Remove.
3036 (perfect_nestify): Use flush_pending_stmts instead of
3037 nestify_update_pending_stmts.
3038 * tree-cfg.c (tree_make_forwarder_block): Use
3039 flush_pending_stmts.
3040 * tree-flow.h: Add a prototype for flush_pending_stmts.
3041 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
3042 Use flush_pending_stmts.
3043 (lv_update_pending_stmts): Remove.
3044 (tree_ssa_loop_version): Use flush_pending_stmts instead of
3045 lv_update_pending_stmts.
3046 * tree-ssa.c (flush_pending_stmts): New.
3048 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
3051 * final.c (alter_subreg): Compute correct offset to use with
3052 paradoxical SUBREGs of memory operands.
3053 * recog.c (general_operand): Allow paradoxical SUBREGs of
3054 memory operands after reload.
3055 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
3056 has failed when passed a hard register.
3058 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
3060 * function.c (assign_parm_setup_block): Handle parallels correctly.
3062 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3064 * final.c (shorten_branches): Initialize flags structure.
3066 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
3068 * tree.c (int_cst_node, int_cst_hash_table): New variables.
3069 (init_ttree): Initialize them.
3070 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
3071 (build_int_cst_wide): Use hash table for oversized integers.
3073 2004-10-28 Nick Clifton <nickc@redhat.com>
3075 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
3078 2004-10-27 Richard Henderson <rth@redhat.com>
3081 * expr.c (emit_group_load): Don't go force temporary for memory
3083 (emit_group_store): Similarly.
3085 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
3088 * common.opt (--param): Fix spelling of parameter.
3090 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
3093 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
3094 Don't fold statement.
3095 <case ASM_EXPR>: Fold the statement.
3097 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
3099 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
3100 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
3102 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
3104 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
3105 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
3106 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
3107 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
3109 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
3111 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
3112 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
3113 punctuation outside quotes.
3115 2004-10-27 David Mosberger <davidm@hpl.hp.com>
3116 James E Wilson <wilson@specifixinc.com>
3119 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
3120 sibcall alloc instruction.
3121 (process_set): Handle sibcall alloc instruction.
3123 2004-10-27 Geoffrey Keating <geoffk@apple.com>
3125 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
3126 SUBTARGET_ATTRIBUTE_TABLE.
3127 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
3128 (SUBTARGET_ATTRIBUTE_TABLE): Define.
3129 * config/darwin.c (darwin_handle_weak_import_attribute): New.
3130 (HAVE_DEAD_STRIP): Delete.
3131 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
3132 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
3135 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
3137 * config/darwin.h (GTHREAD_USE_WEAK): Define.
3139 2004-10-28 Ben Elliston <bje@au.ibm.com>
3141 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
3142 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
3143 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
3144 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
3145 * tree-sra.c: Include "params.h".
3146 (decide_block_copy): Use new parameters.
3147 * doc/invoke.texi (Optimize Options): Document new SRA pass
3148 parameters sra-max-structure-size and sra-field-structure-ratio.
3150 2004-10-27 Nicolas Pitre <nico@cam.org>
3152 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
3154 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
3156 PR tree-optimization/18048
3157 * fold-const.c (try_move_mult_to_index): New function.
3158 (fold): Use try_move_mult_to_index.
3159 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
3160 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
3161 an all-ones unsigned constant without extra bits.
3162 * tree.c (build_low_bits_mask): New function.
3163 * tree.h (build_low_bits_mask): Declare.
3165 2004-10-27 David Edelsohn <edelsohn@gnu.org>
3168 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
3174 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3176 * tree-cfg.c (thread_jumps): Speed up by reordering the two
3177 conditions for entering basic blocks into worklist.
3179 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3181 * tree-cfg.c (thread_jumps): Speed up by pretending to have
3182 ENTRY_BLOCK_PTR in worklist.
3184 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3186 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
3187 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
3189 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
3191 Fix PR tree-optimization/17133
3193 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
3196 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
3197 (get_v_must_def_result_ptr): Modify for new structure of
3199 (get_v_must_def_kill_ptr): New.
3200 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
3201 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
3202 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
3203 (op_iter_init): Initialize new mustu members.
3204 (op_iter_next_mustdef): New function.
3205 (op_iter_init_mustdef): Ditto.
3207 * tree-flow.h (rewrite_def_def_chains): New function.
3209 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
3210 (ssa_mark_def_sites): Ditto.
3211 (rewrite_stmt): Ditto.
3212 (ssa_rewrite_stmt): Ditto.
3213 (rewrite_blocks): Factor out from rewrite_into_ssa.
3214 (mark_def_block_sites): Ditto.
3215 (rewrite_def_def_chains): New function, just rewrites def-def
3216 chains without phi node insertion.
3218 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
3220 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
3222 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
3223 they include the rhs now.
3225 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
3228 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
3230 (mark_really_necessary_kill_operand_phis): New function.
3231 (perform_tree_ssa_dce): Call it.
3232 (pass_dce): Add TODO_fix_def_def_chains.
3233 (pass_cd_dce): Ditto.
3235 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
3237 (rewrite_mem_refs): Ditto.
3239 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
3242 * tree-ssa-operands.c (allocate_v_may_def_optype):
3243 v_may_def_operand_type_t became v_def_use_operand_type_t.
3244 (allocate_v_must_def_optype) Ditto.
3245 (finalize_ssa_v_must_defs): Update for new operand type, as well
3246 as setting the use portion as well.
3247 (copy_virtual_operands): Copy the kill operand as well.
3248 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
3251 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
3252 v_def_use_operand_type.
3253 (v_must_def_optype_d): Use v_def_use_operand_type.
3254 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
3255 (V_MUST_DEF_KILL_*): New macros.
3256 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
3258 Rename existing must_i and num_v_must members to mustd_i and
3260 (SSA_OP_VMUSTDEFKILL): New flag.
3261 (SSA_OP_VIRTUAL_KILLS): New flag.
3262 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
3263 (SSA_OP_ALL_KILLS): New flag.
3264 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
3266 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
3268 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
3269 became V_MUST_DEF_RESULT.
3270 (rename_variables_in_bb): Rename kill pointer as well.
3272 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
3275 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
3277 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
3278 the block that needs it.
3280 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3282 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
3285 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3287 * c-lex.c (cb_def_pragma): Clean up code for making location
3288 palatable to diagnostic.c.
3290 2004-10-27 Steven Bosscher <stevenb@suse.de>
3292 PR tree-optimization/17757
3293 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
3294 without any PHI arguments left. Make sure the argument that
3295 we're supposed to remove exists at all.
3297 2004-10-27 Paul Brook <paul@codesourcery.com>
3299 * configure.ac: Don't test for [build] __cxa_atexit when building a
3301 * configure: Regenerate.
3303 2004-10-27 Paul Brook <paul@codeosurcery.com>
3305 * configure.ac: Use build_exeext not host_exeext when lookin for
3307 * configure: Regenerate.
3309 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
3311 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
3313 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
3314 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
3317 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
3318 to match -fprofile-use.
3320 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3322 * config/rs6000/rs6000.c: Fix a comment typo.
3324 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3326 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
3329 2004-10-27 Andreas Schwab <schwab@suse.de>
3331 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
3333 (default_stabs_asm_out_constructor): Likewise.
3335 2004-10-26 Geoffrey Keating <geoffk@apple.com>
3337 * builtins.c (fold_builtin_unordered_cmp): Always bring both
3338 operands to the same type.
3340 2004-10-26 James E Wilson <wilson@specifixinc.com>
3343 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
3345 2004-10-26 Zack Weinberg <zack@codesourcery.com>
3347 * dbxout.c: Include obstack.h.
3348 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
3350 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
3351 Default-define here.
3352 (DBX_CONTIN_LENGTH): Move definition with others.
3353 (DBX_FINISH_STABS): New target macro.
3354 (current_sym_code, current_sym_value, current_sym_addr)
3355 (current_sym_nchars, CHARS, dbxout_continue)
3356 (print_int_cst_octal, print_octal, print_wide_int)
3357 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
3358 (stabstr_ob, stabstr_last_contin_point): New variables.
3359 (NUMBER_FMT_LOOP): New improper macro.
3360 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
3361 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
3362 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
3363 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
3364 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
3365 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
3366 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
3367 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
3368 New functions and/or proper function-like macros.
3369 (CONTIN): Use stabstr_continue, unconditionally.
3370 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
3371 (dbxout_init): Initialize stabstr_ob. Check
3372 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
3373 if it was used. Use the new interfaces.
3374 (dbxout_source_file): Remove file argument; always write to
3375 asm_out_file. Use the new interfaces.
3376 (dbxout_type_method_1): Remove second argument which is always
3377 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
3378 (dbxout_type_methods): Remove write-only variables. Use the
3380 (dbxout_parms): Refactor to remove code duplicated in each of
3381 several successive if-else-if blocks. Use the new interfaces.
3382 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
3383 (dbxout_source_line, dbxout_finish, dbxout_type_index)
3384 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
3385 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
3386 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
3387 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
3388 Use the new interfaces.
3389 * Makefile.in (dbxout.o): Update dependencies.
3391 * defaults.h: Don't define ASM_STABD_OP.
3392 * output.h: Prototype new dbxout_* interfaces.
3393 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
3394 * varasm.c: Don't define ASM_STABS_OP.
3395 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
3396 Use the new dbxout.c interfaces. Call sorry if neither
3397 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
3399 * xcoffout.h: Don't define ASM_STABS_OP.
3400 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
3401 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
3402 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
3403 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
3404 do { ... } while (0) idiom.
3406 * config/alpha/alpha.c (num_source_filenames): Export.
3407 * config/alpha/alpha.h (num_source_filenames): Declare.
3408 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3409 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
3410 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3411 Always use .debugsym. Update commentary.
3412 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3413 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
3414 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
3416 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
3417 (macho_branch_islands): Use new interfaces.
3419 * doc/tm.texi: Update.
3421 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3423 * expr.c (emit_group_store): Do not treat floats as BLKmode.
3424 (emit_group_load): Same.
3426 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
3428 * c-parse.in (datadef): Use pedwarn rather than error and warning
3429 for diagnostic in case of no declaration specifiers.
3431 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
3434 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
3435 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
3436 can be used to work around this.
3438 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3440 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
3443 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3445 * stmt.c (expand_case): Update a comment.
3447 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3449 * stmt.c (expand_case): Put an assertion that index_expr is
3450 never INTEGER_CST. Don't special case for constant
3453 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
3456 * c-parse.in (designator): Finish with a semi-colon.
3458 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
3460 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
3463 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3465 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
3466 a default case only.
3468 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3470 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
3472 (spe_build_register_parallel): New.
3473 (rs6000_spe_function_arg): Handle e500 doubles.
3474 (function_arg): Same.
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