1 2004-11-21 Roger Sayle <roger@eyesopen.com>
4 * dojump.c (compare_from_rtx): Clarify mode argument in function
5 description. Correct order of mode/cmp_mode arguments in call to
6 simplify_relational_operation. Check "tem" for COMPARISON_P.
8 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
9 David Edelsohn <edelsohn@gnu.org>
12 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
13 synthetic vectors in memory.
14 (function_arg_boundary): Align large synthetic vectors.
15 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
17 2004-11-21 Jeff Law <law@redhat.com>
19 * cfg.c (update_bb_profile_for_threading): Do not rescale the
20 successor probabilities if they are not going to change. Pull
21 division out of loop if we do need to rescale successor probabilities.
23 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
24 index of the destination block for the hash value rather than
27 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
29 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
30 checks for neither argument being an array or pointer (swapping
31 the arguments if necessary), the array argument being a pointer to
32 or array of functions and for -Wchar-subscripts warnings upfront.
34 2004-11-20 Jeff Law <law@redhat.com>
36 * regrename.c (copyprop_hardreg_forward): Only search for a
37 previously processed block if the current block only has one
40 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
42 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
44 * config/arm/arm.c: Follow spelling conventions.
46 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
48 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
50 (const_double_needs_minipool): Likewise. Split most of the code out
52 (arm_const_double_inline_cost): ... new function here.
53 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
54 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
55 word constants of length 2, 3 and 4 insns respectively.
56 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
57 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
58 constraints. Set insn lenghts accordingly.
60 2004-11-19 Jeff Law <law@redhat.com>
62 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
63 a hash table. Extensive modifications throughout to support
66 (struct local_info): New.
67 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
69 (redirection_data): Now a hashtable.
70 (redirection_data_hash, redirection_data_eq): New.
71 (lookup_redirection_data, create_duplicates): New.
72 (create_edge_and_update_destionation_phis): New.
73 (fixup_template_block, redirect_edges): New.
74 (thread_block): Use hash table traversals instead of loops over
75 varray entries or incoming edge vectors.
77 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
79 * basic-block.h (edge_def): Add dest_idx.
80 * cfg.c (unchecked_make_edge): Initialize dest_idx.
81 (remove_edge): Simplify the disconnection of an edge from its
83 (redirect_edge_succ): Likewise.
84 * cfghooks.c (verify_flow_info): Check the consistency of
85 dest_idx for each edge.
87 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
89 * simplify-rtx.c (simplify_ternary_operation): Use
92 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
94 * tree-cfg.c (reinstall_phi_args): New.
95 (tree_split_edge): Use it after redirecting an edge. Don't
98 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
100 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
101 if checking is enabled.
103 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
105 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
106 too many nested scopes.
108 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
111 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
112 changed to suppoer uses-after-loop and to void creating flow paths
113 that shouldn't exist.
114 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
115 Modified to fit the new peeling scheme. Avoid quadratic behavior.
116 (slpeel_add_loop_guard): Takes additional argument.
117 (slpeel_verify_cfg_after_peeling): New function.
118 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
119 documentation. Use 'exit-bb' instead of creating 'new-bb'.
120 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
121 the new peeling scheme.
122 (copy_phi_nodes): Function removed. Its functionality moved to
123 update_phis_for_duplicate_loop.
124 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
125 moved here. Added documentation. Modified to fit the new peeling scheme.
126 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
127 needed - done in slpeel_tree_peel_loop_to_edge.
128 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
129 (vect_do_peeling_for_loop_bound): Add documentation. Call
130 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
131 with additional argument.
132 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
134 (vect_finish_stmt_generation): Avoid 80 column oveflow.
136 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
138 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
140 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
141 without last two arguments. Update single_exit of loops.
142 (vect_update_niters_after_peeling): Removed. Its functionality was
143 moved to vect_do_peeling_for_alignment.
144 (vect_do_peeling_for_loop_bound): New name for function previously
145 called vect_transform_for_unknown_loop_bound.
146 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
147 instead of code that duplicates the same functionality.
148 (vect_do_peeling_for_alignment): Functionality of
149 vect_update_niters_after_peeling moved here.
150 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
151 previously named vect_transform_for_unknown_loop_bound - for both known
152 and unknown loop bound cases.
154 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
156 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
157 previously called verify_loop_for_duplication. All conditions compacted
158 into one compound condition. Removed debug dumps.
159 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
160 functionality moved to vect_can_advance_ivs_p, and some to
161 vect_analyze_loop_form.
162 (vect_can_advance_ivs_p): New function. Contains functionality that was
163 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
164 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
165 (vect_analyze_operations): Call vect_can_advance_ivs_p and
166 slpeel_can_duplicate_loop_p.
167 (vect_get_loop_niters): Added documentation.
168 (vect_analyze_loop_form): Check the loop entry always - not only in case
169 of unknown loop bound. Create preheader and exit bb if necessary. Apply
170 a check that used to take place in
171 vect_analyze_loop_with_symbolic_num_of_iters.
172 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
173 Remove redundant call to rewrite_into_loop_closed_ssa.
174 (vect_compute_data_refs_alignment): Removed obsolete comment.
176 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
178 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
179 function previously called tree_duplicate_loop_to_edge.
180 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
181 previously called tree_duplicate_loop_to_edge_cfg.
182 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
184 (slpeel_update_phi_nodes_for_guard): Likewise.
185 (slpeel_make_loop_iterate_ntimes): Likewise.
186 (slpeel_add_loop_guard): Likewise.
187 (allocate_new_names, free_new_names): Function declaration moved to top
189 (rename_use_op, rename_def_op): Likewise.
190 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
191 (vect_generate_tmps_on_preheader): Function declaration moved.
192 (vect_transform_for_unknown_loop_bound): Added missing function
195 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
198 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
199 Define a VEC(tree_on_heap) for head.
200 (register_new_def): Change second argument to be a VEC(tree_on_heap).
201 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
202 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
203 the VEC(tree_on_heap) function. Also free it before returning.
204 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
205 for block_defs_stack.
206 (restore_currdefs_to_original_value): Use VEC_length instead of
207 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
208 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
209 for block_defs_stack.
210 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
211 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
212 for block_defs_stack.
213 (ssa_register_new_def): Likewise.
214 (ssa_rewrite_initialize_block): Likewise.
215 (rewrite_finalize_block): Use VEC_length instead of
216 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
217 (ssa_rewrite_finalize_block): Likewise.
218 (register_new_def): Change second argument to be a VEC(tree_on_heap).
219 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
220 (rewrite_blocks): Initialize block_defs_stack with
221 the VEC(tree_on_heap) function. Also free it before returning.
222 (rewrite_ssa_into_ssa): Likewise.
224 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
226 * config/darwin.c (machopic_data_defined_p): return 1 for
227 MACHOPIC_DEFINED_FUNCTION.
229 2004-11-19 Jeff Law <law@redhat.com>
231 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
234 2004-11-19 Paul Brook <paul@codesourcery.com>
237 * varasm.c (default_assemble_integer): Allow pointer-sized values.
240 2004-11-19 Nick Clifton <nickc@redhat.com>
242 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
243 zero_extension and lshiftrt insns.
244 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
246 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
247 to handle bp and bn insn patterns with a zero_extend rtx
250 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
252 * config/arm/arm.md (generic_sched): Make const.
254 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
256 * emit-rtl.c (classify_insn): Make it static.
257 * rtl.h: Remove the corresponding prototype.
259 * integrate.c (has_func_hard_reg_initial_val,
260 get_func_hard_reg_initial_val): Make them static.
261 * integrate.h: Remove the corresponding prototypes.
263 2004-11-19 Ben Elliston <bje@au.ibm.com>
265 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
266 (dw2_asm_output_delta_sleb128): Likewise.
267 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
268 (dw2_asm_output_delta_sleb128): Likewise.
270 2004-11-19 Adam Nemet <anemet@lnxw.com>
272 * tree-ssa-alias.c: Fix comment.
274 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
276 * tree-outof-ssa.c: Fix a comment typo.
278 2004-11-19 Ben Elliston <bje@au.ibm.com>
280 * predict.h (predict_insn): Remove extern declaration.
281 * predict.c (predict_insn): Make static.
283 2004-11-19 Alan Modra <amodra@bigpond.net.au>
285 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
287 2004-11-18 Nicolas Pitre <nico@cam.org>
289 * config/arm/arm.c (const_double_needs_minipool): New function to
290 determine if a CONST_DOUBLE should be pushed to the minipool.
291 (note_invalid_constants): Use it.
293 2004-11-18 Paul Brook <paul@codesourcery.com>
295 * config/arm/arm.c (target_float_switch): New variable..
296 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
298 * config/arm/arm.h (target_float_switch): Declare.
299 (ARM_FLAG_SOFT_FLOAT): Remove.
300 (TARGET_SWITCHES): Remove hard-float and soft-float.
301 (TARGET_OPTIONS): Add hard-float and soft-float.
302 (TARGET_DEFAULT_FLOAT_ABI): Define.
303 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
304 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
305 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
306 * config/arm/netbsd-elf.h: Ditto.
307 * config/arm/netbsd.h: Ditto.
308 * config/arm/pe.h: Ditto.
309 * config/arm/unknown-elf.h: Ditto.
310 * config/arm/wince-pe.h: Ditto.
311 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
312 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
313 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
315 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
317 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
318 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
319 altivec_lvx_4sf): Rename and replace with ...
320 (altivec_lvx_<mode>): ... mode macro version.
321 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
322 altivec_stvx_4sf): Rename and replace with ...
323 (altivec_stvx_<mode>): ... mode macro version.
324 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
325 (mov<mode>): ... mode macro version.
326 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
327 *movv4sf_internal1): Replace with ...
328 (*mov<mode>_internal): ... mode macro version.
329 (get_vrsave_internal, *set_vrsave_internal, *save_world,
330 *restore_world): Unquote output statements.
331 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
332 altivec_expand_st_builtin): Adjust insn names.
334 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
336 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
338 (rs6000_override_options): Likewise.
339 (spe_build_register_parallel): Handle complex doubles on e500v2.
340 (rs6000_spe_function_arg): Likewise.
341 (function_arg): Likewise.
342 (rs6000_function_value): Likewise.
343 (rs6000_libcall_value): Likewise.
345 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
347 * ifcvt.c (find_if_block): Move the check for the number of edges
348 above the loops checking for complex edges.
349 Remove the counting of edges as we use EDGE_COUNT now.
351 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
353 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
354 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
356 2004-11-18 Andreas Schwab <schwab@suse.de>
358 * config/i386/i386.md (define_peephole2): Revert last change.
360 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
362 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
363 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
365 2004-11-18 Diego Novillo <dnovillo@redhat.com>
367 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
370 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
372 * Makefile.in (macro_list): Depend on s-macro_list.
373 (s-macro_list): New target.
375 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
378 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
379 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
380 (fold_range_test): Adjust.
381 (fold_truthop): Use it.
382 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
383 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
385 2004-11-18 Uros Bizjak <uros@kss-loka.si>
387 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
388 insn split constraint.
389 (define_peephole2): Remove unneeded "&& 1" from peephole2
392 2004-11-18 Ben Elliston <bje@au.ibm.com>
394 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
395 element for bsi_prev; use @findex instead.
397 2004-11-18 Ben Elliston <bje@au.ibm.com>
399 * opts.h (add_input_filename): Remove extern declaration.
400 * opts.c (add_input_filename): Make static.
402 2004-11-17 Mark Mitchell <mark@codesourcery.com>
404 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
407 2004-11-17 Zack Weinberg <zack@codesourcery.com>
409 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
410 * system.h: Poison it.
411 * doc/tm.texi: Delete its documentation.
413 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
414 Mark Mitchell <mark@codesourcery.com>
416 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
417 * config/i386/i386.c (i386_solaris_elf_named_section): New
419 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
420 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
422 (ASM_QUAD): Don't undefine for biarch targets.
423 * config/i386/t-sol2: Introduce multilib support.
425 2004-11-18 Ben Elliston <bje@au.ibm.com>
427 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
429 2004-11-18 Ben Elliston <bje@au.ibm.com>
431 * cgraph.h: Replace "it's" with "its" throughout.
433 2004-11-18 Ben Elliston <bje@au.ibm.com>
435 * doc/rtl.texi (Flags): Grammar fix.
437 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
439 * expmed.c (alg_code): Add alg_unknown.
440 (alg_hash_entry): New.
441 (NUM_ALG_HASH_ENTRIES): Likewise.
442 (alg_hash): Likewise.
443 (synth_mult): Cache the result into alg_hash.
445 2004-11-17 Zack Weinberg <zack@codesourcery.com>
447 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
448 config/rs6000/libgcc-ppc64.ver.
450 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
452 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
453 checking if an unconditional return is followed by a barrier.
455 * jump.c (condjump_p): Remove unreachable code.
457 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
458 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
459 tree-ssa-live.h, tree.h: Remove unused prototypes.
461 2004-11-17 Jeff Law <law@redhat.com>
463 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
464 (edge_to_cases_elt): Renamed from edge_to_case_leader.
465 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
466 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
467 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
468 (get_cases_for_edge): New function.
469 (start_recording_case_labels, end_recording_case_labels): Similarly.
470 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
471 chain equivalent CASE_LABEL_EXPRs together.
472 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
473 (make_switch_expr_edges): Do not record edge/cases here.
474 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
475 (split_critical_edges): Record cases around the edge splitting code.
476 (cleanup_dead_labels): Use CASE_LABEL again.
477 (tree_redirect_edge_and_branch): If we have a mapping from edge
478 to cases, use it to handle redirections. Else do it the slow way.
479 * tree.h (CASE_LEADER_OR_LABEL): Kill.
480 (CASE_LABEL): Revert to just looking at the tree's second operand.
481 * tree.c (get_case_label): Kill.
483 2004-11-17 Diego Novillo <dnovillo@redhat.com>
485 PR tree-optimization/18307
486 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
487 'orig' are the same node.
488 (collect_points_to_info_r): Do not call merge_pointed_to_info
489 when the PHI argument is identical to the LHS.
491 2004-11-17 Steven Bosscher <stevenb@suse.de>
493 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
494 to insert the exit or entry block.
495 (ssa_prop_init): Use add_control_edge to seed the algorithm.
497 2004-11-16 Zack Weinberg <zack@codesourcery.com>
499 * mkmap-flat.awk, mkmap-symver.awk: If the last version
500 assigned to a symbol was '%exclude', do not emit it anywhere.
501 If leading_underscore is true, prefix all symbols from the
502 version scripts with a leading underscore before comparing
503 them with nm output or emitting them. Remove support for dot
505 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
506 (SHLIB_MAPFILES): Use libgcc-std.ver.
507 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
508 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
509 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
510 libgcc-excl.ver and libgcc-glibc.ver.
512 * config/sh/libgcc-excl.ver: New file.
513 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
515 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
517 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
518 the test when the edge has the opposite meaning, not when
519 the first argument is invariant.
521 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
523 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
525 (rs6000_complex_function_value): Handle e500 v2 variant.
527 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
529 Fix PR tree-optimization/18519
531 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
532 * tree-pass.h: Add TODO_cleanup_cfg.
533 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
534 (ccp_finalize): Remove call to cleanup_cfg.
535 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
536 (pass_cd_dce): Ditto.
537 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
538 dump_function_to_file.
539 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
541 (pass_ch): Add TODO_cleanup_cfg.
542 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
544 (pass_loop_done): Add TODO_cleanup_cfg.
545 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
546 (tree_ssa_phiopt): Remove call to cleanup_cfg.
548 2004-11-16 Devang Patel <dpatel@apple.com>
550 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
552 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
554 * expmed.c, ra-colorize.c: Fix comment typos.
556 * doc/tm.texi: Fix typos.
558 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
559 Mark Mitchell <mark@codesourcery.com>
562 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
565 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
567 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
568 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
570 2004-11-16 Devang Patel <dpatel@apple.com>
572 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
574 2004-11-16 Eric Christopher <echristo@redhat.com>
576 * config/mips/mips.c: Use rtl _P predicates.
577 * config/mips/mips.h: Ditto.
578 * config/mips/mips.md: Ditto.
580 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
582 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
585 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
587 * config/s390/s390.c (s390_cc_modes_compatible): New function.
588 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
590 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
593 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
594 before and after the insns for getting GOT address in non-PIC
595 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
598 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
600 * gcc/cse.c (struct change_cc_mode_args): New structure.
601 (cse_change_cc_mode_insn): New function.
602 (cse_change_cc_mode): Use validate_change to perfom changes.
603 (cse_change_cc_mode_insns, cse_condition_code_reg):
604 Call cse_change_cc_mode_insn.
606 2004-11-16 Steven Bosscher <stevenb@suse.de>
610 2004-11-16 Steven Bosscher <stevenb@suse.de>
612 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
614 2004-11-15 Dale Johannesen <dalej@apple.com>
616 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
618 2004-11-15 Dale Johannesen <dalej@apple.com>
620 * profile.c (compute_branch_probabilities): Prevent
621 crash with EH in RTL-based profiling.
623 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
625 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
627 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
628 * tree-ssa-dom.c (thread_across_edge): Likewise.
629 * tree-vectorizer.c (vect_transform_loop_bound): Replace
630 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
633 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
634 (tree_flow_call_edges_add): Update the call to
635 bsi_commit_edge_inserts.
636 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
637 * profile.c (branch_prob): Likewise.
638 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
639 * tree-sra.c (scalarize_function): Likewise.
640 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
641 * tree-ssa-pre.c (fini_pre): Likewise.
642 * tree-flow.h: Update the prototype for
643 bsi_commit_edge_inserts.
645 2004-11-15 Eric Christopher <echristo@redhat.com>
647 * sched-deps.c (set_sched_group_p): Delete.
648 (delete_all_dependencies): New function.
649 (fixup_sched_groups): Use. New function.
650 (sched_analyze_insn): Use.
652 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
654 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
655 RROTATE_EXPR or unknown code.
656 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
657 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
658 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
661 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
664 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
665 after processing the declarator.
667 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
669 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
671 (altivec_vspltb): Same.
672 (altivec_vspltw): Same.
673 (altivec_vspltisb): Same.
674 (altivec_vspltish): Same.
675 (altivec_vspltisw): Same.
676 (altivec_vspltisw_v4sf): Same.
677 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
679 Move "End of vector xor's" comment to the right place.
681 2004-11-15 Steve Ellcey <sje@cup.hp.com>
683 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
684 instead of nonimmediate_operand.
686 2004-11-15 Mark Mitchell <mark@codesourcery.com>
688 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
689 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
690 * config/sol2.c (solaris_output_init_fini): Update calls to
691 ASM_OUTPUT_CALL. Include "rtl.h".
693 2004-11-15 Mark Mitchell <mark@codesourcery.com>
695 * config/sol2-c.c (cmn_err_char_table): Add "p".
697 2004-11-15 Mark Mitchell <mark@codesourcery.com>
699 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
700 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
702 2004-11-15 Mark Mitchell <mark@codesourcery.com>
704 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
705 within the multilib directory.
707 2004-11-15 Nick Clifton <nickc@redhat.com>
709 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
710 builtin assert of cpu=xstormy16.
712 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
714 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
717 2004-11-14 Richard Henderson <rth@redhat.com>
720 * calls.c (struct arg_data): Add parallel_value.
721 (precompute_register_parameters): Set it.
722 (load_register_parameters): Use it.
723 (store_one_arg): Also set it here.
725 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
727 PR tree-optimization/18431
728 * fold-const.c (associate_trees): Do not produce x + 0.
729 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
731 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
733 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
734 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
736 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
738 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
740 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
742 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
743 value-prof.c: Fix comment typos.
745 2004-11-14 Stan Shebs <shebs@apple.com>
747 Basic ABI changes for passing structs by value in 64-bit Darwin.
748 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
749 (rs6000_override_options): Set it for 64-bit Darwin.
750 (rs6000_parse_abi_options): Add testing options to change it.
751 (rs6000_return_in_memory): Test whether the type is one
752 that can be passed in registers.
753 (darwin64_function_arg_advance): New.
754 (function_arg_advance): Call it, plus add recursion depth
755 argument and test when counting off arguments.
756 (rs6000_darwin64_function_arg): New.
757 (function_arg): Call it.
758 (setup_incoming_varargs): Add argument to function_arg_advance.
759 (rs6000_darwin64_function_value): New.
760 (rs6000_function_value): Call it.
761 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
762 * config/rs6000/rs6000-protos.h: Update decl of
763 function_arg_advance.
765 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
768 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
769 support TImode before adding __int128_t and __uint128_t types.
771 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
774 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
775 (vect_transform_loop_bound): Set loop->nb_iterations.
777 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
778 Andrew Pinski <pinskia@physics.uc.edu>
781 * tree-vectorize.c (vect_build_loop_niters): Do not insert
782 NULL into the instruction stream. Initialize new_bb to NULL.
783 (vect_update_ivs_after_vectorizer): Likewise.
784 (vect_gen_niters_for_prolog_loop): Likewise.
786 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
788 PR tree-optimization/18431
789 * tree-flow.h (stmt_references_memory_p): Declare.
790 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
791 * tree-ssa.c (stmt_references_memory_p): New function.
793 2004-11-14 Andreas Schwab <schwab@suse.de>
795 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
798 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
800 * c-common.c (walk_stmt_tree): Remove.
801 * c-common.h: Remove the corresponding prototype.
803 * emit-rtl.c (push_to_full_sequence): Remove.
804 * rtl.h: Remove the corresponding prototype.
806 * cselib.c, expr.c: Fix comment typos.
808 2004-11-13 Richard Henderson <rth@redhat.com>
810 * calls.c (precompute_register_parameters): Force all PARALLELs
811 into pseudo registers.
812 (load_register_parameters): Copy PARALLELs into hard registers.
813 * function.c (assign_parm_setup_block): Copy PARALLELS into
814 pseudo registers. Do emit_group_store in conversion_insns.
815 * expr.c (emit_group_load_1): Rename from emit_group_load, take
816 tmps as an argument. Move final copy loop ...
817 (emit_group_load): ... here. New function.
818 (emit_group_load_into_temps, emit_group_move_into_temps): New.
819 * expr.h: Declare them.
821 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
823 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
824 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
825 with PHI_CHAIN where appropriate.
827 2004-11-13 Dale Johannesen <dalej@apple.com>
829 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
830 (tree_block_label): Ditto.
831 (flush_pending_stmts): Ditto.
832 (insert_edge_copies): Ditto.
833 (expr_invariant_in_loop_p): Ditto.
834 (TDF_USE_OPS): Parenthesize definition.
835 (TDF_USE_VOPS): Ditto.
837 2004-11-13 David Edelsohn <edelsohn@gnu.org>
839 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
840 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
842 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
844 2004-11-14 Joseph Myers <joseph@codesourcery.com>
846 * config/i386/i386.c (override_options): Move loop to set default
847 tuning to correct place.
849 2004-11-13 Zak Kipling <zak@transversal.com>
852 * config/i386/i386.c (classify_argument): Fix infinite loop when
853 passing object with 3 or more base classes by value.
855 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
857 * doc/md.texi (constraints) <% modifier>: Mention that it is
858 useless when the two alternatives are strictly identical.
860 2004-11-13 Richard Henderson <rth@redhat.com>
862 * expmed.c (extract_split_bit_field): Temporarily disable call to
863 extract_force_align_mem_bit_field.
865 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
867 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
870 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
871 lambda-code.c, postreload.c, predict.c, tree-sra.c,
872 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
874 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
876 * doc/install.texi (automake): Correctly document that everything now
877 will use automake 1.9.3.
879 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
882 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
883 TImode. Sorry for other non-complex larger-than-64-bit modes.
884 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
886 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
888 * doc/install.texi (automake): Document that everything now uses 1.9.
890 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
892 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
895 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
897 * tree.h: Fix comment typos.
899 2004-11-13 Steven Bosscher <stevenb@suse.de>
901 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
904 * cselib.c (new_cselib_val): Make comment correct and more detailed.
905 * flow.c (mark_set_1): Likewise.
907 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
908 duplicate_eh_regions): Remove.
909 * except.h (duplicate_eh_regions): Remove prototype.
910 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
911 global_const_equiv_varray): Remove.
912 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
913 global_const_equiv_varray, set_label_in_map): Remove prototypes,
914 extern declaration, and #define.
915 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
916 (struct inline_remap): Remove.
917 * varray.c (struct element): Remove entry for const_equiv_data.
918 * varray.h (struct const_equiv_data): Remove.
919 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
920 (union varray_data_tag) <const_equiv>: Remove.
921 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
922 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
924 * regstack.c (record_label_references): Remove unused function.
926 * rtl.def (VALUE): Update comment.
927 (LABEL_REF): Remove unused operand 2.
928 * rtl.h (struct rtx_def): Update for removed accessor macros.
929 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
930 REG_LOOP_TEST_P): Remove.
931 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
932 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
933 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
935 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
936 Eric Botcazou <ebotcazou@libertysurf.fr>
939 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
941 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
942 (V32I): New macro for 32-bit modes.
943 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
944 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
945 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
946 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
947 one_cmpldi_sp64): Use V64I instead of DI.
948 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
949 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
950 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
951 (nandv64i_vis, nandv32i_vis): New patterns.
953 2004-11-12 Mike Stump <mrs@apple.com>
955 * Makefile.in: Add html support.
956 * java/Make-lang.in: Likewise.
957 * fortran/Make-lang.in: Likewise.
958 * treelang/Make-lang.in: Likewise.
959 * doc/install.texi: Likewise.
960 * doc/makefile.texi: Likewise.
961 * doc/sourcebuild.texi: Likewise.
963 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
965 * tree-ssa-loop-manip.c: Fix a comment typo.
967 2004-11-12 Mike Stump <mrs@apple.com>
969 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
970 renaming this node to Concept Index.
971 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
972 to more closely match gcc.texi.
974 2004-11-12 Jeff Law <law@redhat.com>
976 * tree-cfg.c (hashtab.h): Include.
977 (struct edge_to_case_leader_elt): New structure.
978 (edge_to_case_leader): New.
979 (edge_to_case_leader_hash): New hashtable hasing function.
980 (edge_to_case_leader_eq): New hashtable equality function.
981 (record_switch_edge): New function.
982 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
983 (make_switch_expr_edges): Build the edge-to-case-leader
984 hash table. Tear down the hash table when we're done.
985 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
987 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
988 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
989 to use new concept of case leaders to reduce overhead of
990 redirecting outgoing edges from switch statements.
991 * tree.c (get_case_label): New function.
992 * tree.h (CASE_LABEL): Define in terms of get_case_label.
993 (CASE_LEADER_OR_LABEL): Define.
995 2004-11-12 Ziemowit Laski <zlaski@apple.com>
997 * varasm.c (output_addressed_constants): For CONST_DECLs,
998 output the initializer if present.
1000 2004-11-12 Ziemowit Laski <zlaski@apple.com>
1002 * config/rs6000/darwin.h: Fix confusing typo in comment.
1004 2004-11-12 Devang Patel <dpatel@apple.com>
1006 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
1008 2004-11-12 Devang Patel <dpatel@apple.com>
1010 * tree-if-conv.c (clean_predicate_lists): Use loop header
1013 2004-11-12 Richard Henderson <rth@redhat.com>
1016 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
1017 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1018 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
1019 * config/i386/i386-modes.def (XF): Use it.
1021 2004-11-11 Geoffrey Keating <geoffk@apple.com>
1023 * Makefile.in (macro_list): Use move-if-change to avoid spurious
1026 2004-11-12 Mark Mitchell <mark@codesourcery.com>
1029 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
1030 when deciding whether to pass a variable to
1031 cgraph_varpool_finalize_decl or assemble_variable.
1032 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
1034 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
1036 * tree-vectorizer.c: Fix a comment typo.
1038 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1040 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
1042 2004-11-12 Diego Novillo <dnovillo@redhat.com>
1044 * tree-scalar-evolution.c (analyzable_condition): Remove
1045 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
1047 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
1049 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1050 Remove m505/roe multilib variant.
1052 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1054 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
1055 to load from the stack.
1057 2004-11-12 Richard Henderson <rth@redhat.com>
1059 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
1060 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
1061 * toplev.h (FL2T__): Remove.
1062 (CLZ_HWI): Rename from FL2T_CLZ__.
1064 (floor_log2): Simplify.
1067 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
1069 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
1070 compute the first overlapping iterations.
1072 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
1075 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
1076 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
1078 2004-11-12 Steven Bosscher <stevenb@suse.de>
1080 PR tree-optimization/18419
1081 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
1082 pointer set instead of a bitmap.
1083 (walk_use_def_chains): Create, pass and clean up that pointer_set.
1085 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
1087 (init_alias_info): Allocate and zero it here.
1088 (delete_alias_info): Delete it here.
1089 (collect_points_to_info_for): Use it.
1091 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1093 * alias.c (record_alias_subset, addr_side_effect_eval):
1095 * alias.h: Remove the prototype for record_alias_subset.
1096 * expr.h: Remove the commented-out prototype for
1097 record_alias_subset.
1098 * rtl.h: Remove the prototype for addr_side_effect_eval.
1100 * cfglayout.c (choose_inner_scope): Make it static.
1101 * rtl.h: Remove the corresponding prototype.
1103 * cfgloopmanip.c (update_single_exits_after_duplication,
1104 unloop): Make them static.
1105 * cfgloop.h: Remove the corresponding prototypes.
1107 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
1109 * c-tree.h: Remove the corresponding prototypes.
1111 * explow.c (round_push): Make it static.
1112 * expr.h: Remove the corresponding prototype.
1114 * varasm.c (get_named_section_flags, decl_tls_model): Make
1116 * output.h: Remove the prototype for get_named_section_flags.
1117 * tree.h: Remove the prototype for decl_tls_model.
1119 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1121 * function.c (expand_function_end): Remove an "if" statement
1122 that always triggers.
1123 * stmt.c (expand_null_return_1): Likewise.
1125 2004-11-11 James E. Wilson <wilson@specifixinc.com>
1127 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
1128 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
1129 CLASS_MAX_NREGS): Likewise.
1131 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1133 PR tree-optimization/17742
1134 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
1135 MINUS_EXPR correctly.
1137 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
1139 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1140 Give up as soon as the evolution is known not computable.
1142 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1145 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
1146 mask64_1or2_operand.
1147 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
1148 to spot rlwinm opportunities.
1149 (and64_2_operand): Use mask_1or2_operand.
1150 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
1152 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
1154 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
1155 (vect_update_ivs_after_vectorizer): Update function documentation.
1156 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
1158 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
1160 * config/arm/arm.c: Fix a comment typo.
1162 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1164 * bitmap.h (nBITMAP_WORD_BITS): Remove.
1165 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
1166 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
1168 (bitmap_first_set_bit): Return unsigned, use ctzl.
1169 (bitmap_last_set_bit): Remove.
1170 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
1172 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
1173 remove special case code for two word elements.
1174 (bitmap_last_set_bit): Remove.
1175 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
1176 bitmap_first_set_bit with bitmap_empty_p.
1177 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
1178 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
1179 bitmap_last_bit_set.
1181 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
1184 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
1187 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
1188 unsigned equality compare when we know the operands are unsigned.
1190 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
1192 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
1193 __PIC__ and __pic__ only if TARGET_ABICALLS.
1194 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
1195 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
1196 -KPIC only if not -mno-abicalls.
1198 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
1199 * config/sparc/linux.h, config/sparc/linux64.h
1200 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
1202 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
1203 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
1204 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
1205 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
1207 2004-11-11 Paul Brook <paul@codesourcery.com>
1209 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
1210 register if current_function_uses_pic_offset_table is set.
1212 2004-11-10 David Edelsohn <edelsohn@gnu.org>
1214 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
1215 Change multi-instruction sequences to new attribute.
1216 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
1217 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
1218 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
1220 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
1222 * tree-data-ref.c (build_classic_dist_vector): If either loop
1223 is outside of the nest we asked about, the dependence can't
1225 (build_classic_dir_vector): Ditto.
1227 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
1229 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
1231 (force_var_cost): Determine cost of addition and multiplication more
1233 (get_computation_cost_at): Add cost for computing address elements to
1236 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
1237 one of the arguments of MINUS_EXPR is an address.
1238 (split_address_to_core_and_offset): New function.
1239 (ptr_difference_const): Handle case when one of the operands is a
1241 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
1242 (ptr_difference_cost): Pass addresses instead of objects to
1243 ptr_difference_const.
1245 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
1247 * tree.c (tree_check_failed): Emit general error if the list of
1248 node types is empty.
1250 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1252 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
1253 argument. When the union is passed in the 6th slot, build a
1254 PARALLEL with only one element.
1255 (function_arg): Adjust call to function_arg_union_value.
1256 (function_value): Likewise.
1258 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
1260 PR tree-optimization/17892
1261 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
1262 MINUS_EXPR operator.
1264 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
1267 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
1268 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
1270 2004-11-10 Steven Bosscher <stevenb@suse.de>
1272 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
1273 (struct basic_block_def): Remove local_set and cond_local_set
1274 fields. Update comment for global_live_at_start.
1275 * flow.c (calculate_global_regs_live): Allocate local_sets and
1276 cond_local_sets here as arrays of bitmaps previously stored in
1277 bb->local_set and bb->cond_local_set. Use xmalloc instead of
1278 obstack allocated bitmaps.
1280 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
1283 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
1286 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
1288 2004-11-09 Jeff Law <law@redhat.com>
1290 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
1291 argument holding last unvisited block. Start search for
1292 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
1293 (connect_infinite_loops_to_exit): Supply last unvisited block
1294 to flow_dfs_compute_reverse_execute.
1296 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
1298 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
1300 (floatunssidf2): Same.
1302 ("extendsfdf2"): New expander.
1303 (*extendsfdf2_fpr): Rename.
1304 (*truncdfsf2_fpr): Same.
1305 (*negdf2_fpr): Same.
1306 (*absdf2_fpr): Same.
1307 (*nabsdf2_fpr): Same.
1308 (*adddf3_fpr): Same.
1309 (*subdf3_fpr): Same.
1310 (*muldf3_fpr): Same.
1311 (*divdf3_fpr): Same.
1313 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
1314 ("spe_fix_truncdfsi2"): Same.
1315 (spe_floatunssidf2): Same.
1316 (spe_floatsidf2): Same.
1318 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1321 * c-common.c (fname_decl): Don't use line number of decl in
1324 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1326 * config/s390/s390-protos.h (s390_pool_operand): Remove.
1327 * config/s390/s390.c (s390_pool_operand): Likewise.
1328 (s390_extra_constraint_str): Handle 'B' constraints.
1329 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
1330 * config/s390/s390.md: Document 'B' constraints.
1331 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
1332 s390_pool_operand to prevent insns with two literal pool
1333 references. Make pattern commutative.
1334 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
1335 'B' constraint instead of s390_pool_operand.
1337 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1339 * tree-cfg.c (create_bb): Remove unnecessary memset.
1341 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1343 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
1344 (thread_block): Call flush_pending_stmt instead of
1347 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1349 * loop-iv.c (iv_number_of_iterations): Make it static.
1350 * cfgloop.h: Remove the corresponding prototype.
1352 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1354 * function.c (combine_temp_slots, assign_parms,
1355 expand_pending_sizes): Make them static.
1356 * tree.h: Remove the corresponding prototypes.
1358 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1360 * emit-rtl.c (copy_most_rtx): Remove.
1361 * rtl.h: Remove the corresponding prototype.
1363 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1365 * cfgloop.c (flow_loops_update): Remove.
1366 * cfgloop.h: Remove the corresponding prototype.
1368 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1370 * conflict.c (mark_reg, conflict_graph_compute): Remove.
1371 * basic-block.h: Remove the prototype for
1372 conflict_graph_compute.
1374 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1376 * tree-if-conv.c (add_to_dst_predicate_list): Change the
1377 second argument to basic_block.
1378 (tree_if_convert_cond_expr): Update call sites.
1380 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1382 * fold-const.c (pedantic_non_lvalue): Make it static.
1383 * tree.h: Remove the corresponding prototype.
1385 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1387 * optabs.c (prepare_operand): Make it static.
1388 * optabs.h: Remove the corresponding prototype.
1390 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1392 * reload1.c (reloads_conflict, gen_reload): Make them static.
1393 * reload.h: Remove the corresponding prototypes.
1395 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1397 * reload.c (refers_to_mem_for_reload_p,
1398 refers_to_regno_for_reload_p): Make them static.
1399 * reload.h: Remove the corresponding prototypes.
1401 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
1402 Eric Botcazou <ebotcazou@libertysurf.fr>
1405 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
1406 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
1407 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
1408 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
1409 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
1410 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
1411 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
1412 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
1413 MODE_VECTOR_INT modes.
1414 (sparc_extra_constraint_check): Add new constraint 'Y'.
1415 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
1416 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
1417 (V64): New mode macro for 64-bit modes.
1418 (movsf): Use V32 for mode instead of SF.
1419 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
1420 alongside 'G' constraint.
1421 (movdf): Use V64 for mode instead of DF.
1422 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
1423 of DF. Add 'Y' constraint alongside 'G' constraint.
1424 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
1427 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1429 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
1430 integer NEG and ABS.
1431 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
1432 ("*negdi2_31"): Reimplement using a splitter.
1433 ("*negdi2_cc", "*negdi2_cconly"): New insns.
1434 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
1435 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
1436 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
1437 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
1438 ("*absdi2_cc", "*absdi2_cconly"): New insns.
1439 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
1440 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
1441 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
1442 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
1443 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
1444 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
1445 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
1446 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
1447 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
1449 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
1451 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
1452 when eliminating an UNSPEC_CMPINT.
1453 (s390_secondary_input_reload_class): Fix test for CC register reload.
1454 (s390_secondary_output_reload_class): Likewise.
1455 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
1456 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
1457 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
1458 insn patterns with splitters.
1460 2004-11-09 David Edelsohn <edelsohn@gnu.org>
1462 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
1463 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
1465 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1467 * tree-phinodes.c (phi_reverse): New.
1468 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
1470 * tree-flow.h: Add a prototype for phi_reverse.
1472 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
1474 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1476 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
1479 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
1482 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1484 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
1485 instead of "arg" in diagnostics.
1487 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
1489 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
1490 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
1491 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
1492 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1493 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
1494 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
1495 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
1496 config/iq2000/iq2000.c, config/m32r/m32r.c,
1497 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
1498 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
1499 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
1500 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
1501 config/sh/symbian.c, config/stormy16/stormy16.c,
1502 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
1503 and %> as appropriate. Use %' as apostrophe in diagnostics where
1504 applicable. Use %< and %> in place of '' quotes where applicable.
1505 Use %qs in place of %<%s%>. Consistently quote __builtin function
1508 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
1510 * gdbinit.in (pbb, pbm): New macros.
1512 2004-11-08 Jeff Law <law@redhat.com>
1514 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
1515 implementing it inline.
1517 * cfganal.c (find_edge): Search pred->succs or succ->preds,
1518 whichever is shorter.
1520 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1522 * passes.c (rest_of_handle_jump): Remove dead code.
1524 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1526 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
1527 the last used element in the worklist.
1529 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1531 * tree-inline.c (remap_save_expr): Make it static.
1532 * tree-inline.h: Remove the corresponding prototype.
1534 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1536 * tree-ssa-loop-niter.c (upper_bound_in_type,
1537 lower_bound_in_type): Make them static.
1538 * tree.h: Remove the corresponding prototypes.
1540 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1542 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
1544 * tree-ssa-live.h: Remove the corresponding prototypes.
1546 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1548 * tree-if-conv.c (tree_if_conversion): Make it static.
1549 * tree-flow.h: Remove the corresponding prototype.
1551 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1553 * tree-ssa-operands.c (build_ssa_operands): Make it static.
1554 * tree-flow.h: Remove the corresponding prototype.
1556 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
1559 * tree-inline.c (copy_body_r): Change "t = t" to empty
1560 statement instead of "t".
1562 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1564 * modulo-sched.c (create_partial_schedule,
1565 free_partial_schedule, reset_partial_schedule,
1566 ps_add_node_check_conflicts, rotate_partial_schedule): Make
1569 2004-11-08 Richard Henderson <rth@redhat.com>
1571 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
1574 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1576 * sched-deps.c (add_insn_mem_dependence): Make it static.
1577 * sched-int.h: Remove the corresponding prototypes.
1579 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1581 * flow.c (allocate_bb_life_data): Make it static.
1582 * basic-block.h: Remove the corresponding prototype.
1584 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1586 * calls.c (split_complex_values, split_complex_types): Make
1588 * expr.h: Remove the corresponding prototypes.
1590 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
1592 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
1593 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1595 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1597 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
1598 statements that always trigger.
1600 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
1602 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
1603 tree-scalar-evolution.c, tree-ssa-loop-im.c,
1604 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
1605 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
1608 2004-11-08 Ben Elliston <bje@au.ibm.com>
1610 * cgraph.h (cgraph_calls_p): Remove.
1611 * cgraph.c (cgraph_calls_p): Likewise.
1613 * varray.h (varray_copy): Remove.
1614 * varray.c (varray_copy): Likewise.
1616 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
1619 * config/darwin.c (machopic_indirect_data_reference):
1620 Call gen_macho_high and gen_macho_low instead of
1621 checking the mode and calling gen_macho_high_di directly.
1622 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1623 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
1625 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
1626 load_macho_picbase, macho_low, macho_high): Removed.
1627 (builtin_setjmp_receiver): Call gen_macho_high and
1628 gen_macho_low instead of checking the mode and calling
1629 gen_macho_high_di directly.
1630 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
1631 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
1632 Moved from rs6000.md.
1633 (macho_high): New expander.
1634 (macho_high_si): Renamed version of macho_high from rs6000.md.
1635 (macho_low): New expander.
1636 (macho_low_si): Renamed version of macho_low from rs6000.md.
1637 (load_macho_picbase): New expander.
1638 (load_macho_picbase_si): Renamed version of load_macho_picbase
1640 (macho_correct_pic): New expander.
1641 (macho_correct_pic_si): Renamed version of macho_correct_pic
1644 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
1646 * c-decl.c (finish_struct): Use complete sentences for diagnostic
1647 for structures or unions with no members or named members.
1649 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
1651 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
1652 taking address of bit-field by assertion.
1654 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
1656 * config/s390/s390.md (attribute "op_type"): Default to "NN".
1657 (attribute "atype"): Default to "agen".
1658 (attribute "length"): Default to 6.
1659 (define_asm_attibutes): Remove.
1660 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
1661 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
1662 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
1663 Do not set type attribute to "cs" where already default.
1664 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
1666 Do not set type attribute to "other" where already default.
1667 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
1668 "*strlendi", "*strlensi",
1669 "*movmem_long_64", "*movmem_long_31",
1670 "*clrmem_long_64", "*clrmem_long_31",
1671 "*cmpmem_long_64", "*cmpmem_long_31",
1672 "*cmpint_si", "*cmpint_di",
1673 "addti3", "*adddi3_31z", "*adddi3_31",
1674 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
1675 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
1676 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
1677 "*pool_entry", "pool_align", "pool_section_start",
1678 "pool_section_end", "main_pool", "reload_base_31", "pool"):
1679 Do not set op_type attribute to "NN" where already default.
1680 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
1681 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
1682 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
1683 Do not set atype attribute to "agen" where already default.
1684 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
1686 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
1688 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
1690 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
1693 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
1694 R3000 and R4000 macros on IRIX.
1696 2004-11-06 Andreas Schwab <schwab@suse.de>
1699 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
1702 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1704 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
1706 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
1708 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
1709 matches no insns already matched by other reservations.
1710 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
1711 matches no insns already matched by other reservations.
1712 ("x_ss"): Remove, replace by ...
1713 ("x_cs"): ... this new reservation. Check type instead of op_type.
1714 Update bypasses to use x_cs instead of x_ss.
1715 ("x_nn"): Remove, replace by ...
1716 ("x_other"): ... this new reservation. Check type instead of op_type.
1717 Add x_other and x_branch to bypasses.
1718 ("x_vs"): New reservation.
1719 * config/s390/s390.md (attribute "type"): Default according to op_type.
1720 ("*execute"): Set type to "cs".
1722 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1724 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
1725 if we are in GIMPLE.
1727 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
1729 PR rtl-optimization/17933
1730 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
1731 (covers_regno_p): New function. Handle SETs of PARALLEL,
1732 and defer the rest to...
1733 (covers_regno_no_parallel_p): New function.
1735 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1737 * config/sparc/sparc.c (function_arg_record_value_1): Skip
1738 fields with zero length.
1739 (function_arg_record_value_2): Likewise.
1740 (function_arg_record_value_3): Use smallest_mode_for_size
1741 instead of mode_for_size.
1742 (function_arg_union_value): Return naked register for unions
1745 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1747 * config/sparc/sparc.c (scan_record_type): Handle vector types.
1748 (function_arg_slotno): Handle vector types specially.
1749 (function_arg_record_value_1): Split fields with vector type and
1750 BLKmode into their subparts.
1751 (function_arg_record_value_2): Likewise. Be prepared to handle
1752 more than 2 registers per field.
1753 (function_arg_union_value): Increment regno inside the loop.
1754 (function_arg_vector_value): New function.
1755 (function_arg): Use it to split fields with vector type and
1756 BLKmode into their subparts and build a PARALLEL. Treat
1757 other vector types like floats.
1758 (function_value): Likewise.
1759 (sparc_pass_by_reference): Handle vector types.
1760 (sparc_return_in_memory): Likewise.
1762 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1764 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
1765 statement that never triggers.
1767 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
1769 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
1770 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
1771 ("x_fdivd"): Use also for fsqrtd type.
1772 ("x_fdivs"): Use also for fsqrts type.
1773 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
1774 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
1775 ("fix_truncdfsi2_ibm"): Set type to "other".
1776 ("floatdidf2", "floatdisf2"): Do not clobber CC.
1777 ("floatsidf2", "floatsidf2_ieee"): Likewise.
1778 ("floatsisf2", "floatsisf2_ieee"): Likewise.
1779 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
1780 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
1782 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
1783 ("sqrtdf2"): Set type to "fsqrtd".
1784 ("sqrtsf2"): Set type to "fsqrts".
1786 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1788 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
1789 pointer to the last PHI node in the new PHI chain.
1791 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
1793 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
1794 for non-PIC TLS_MODEL_INITIAL_EXEC case.
1796 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1798 * expmed.c: Fix a comment typo.
1800 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1803 * config/i386/cygming.h
1804 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
1806 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1808 * config/sh/sh4a.md: Fix copyright.
1810 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
1812 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
1815 2004-11-05 David Edelsohn <edelsohn@gnu.org>
1817 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
1818 when carry not used. Suggested by Torbjorn Granlund.
1820 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
1821 operand[1] unnecessarily. Suggested by Eric Christopher.
1822 (rs6000_adjust_cost): Increase latency of store to wider load.
1823 (rs6000_rtx_costs): mulli only allows 16-bit constants.
1825 2004-11-05 Stan Shebs <shebs@apple.com>
1827 * config/rs6000/rs6000.c (machopic_output_stub): Output
1828 ldu instead of lwzu for 64-bit stubs.
1830 2004-11-05 Richard Henderson <rth@redhat.com>
1832 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
1834 (alpha_expand_unaligned_store): Likewise.
1836 2004-11-05 Richard Henderson <rth@redhat.com>
1838 * expmed.c (extract_force_align_mem_bit_field): New.
1839 (extract_split_bit_field): Call it.
1841 2004-11-05 Richard Henderson <rth@redhat.com>
1843 * ia64.md (UNSPEC_SHRP): New.
1844 (dshift_count_operand): New.
1845 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
1846 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
1848 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
1850 * c-typeck.c (output_init_element): Return early if value is
1853 2004-11-05 James E Wilson <wilson@specifixinc.com>
1855 * invoke.texi (-fno-guess-branch-probability): Rewrite.
1857 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
1858 1 to UNSPEC_GR_SPILL.
1860 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
1862 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
1863 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
1865 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
1867 * bitmap.h (enum bitmap_bits): Remove.
1868 (bitmap_operation): Remove.
1869 (bitmap_and, bitmap_and_into, bitmap_and_compl,
1870 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1871 bitmap_xor_into): Prototype.
1872 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
1873 (bitmap_operation): Remove.
1874 (bitmap_and, bitmap_and_into, bitmap_and_compl,
1875 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1876 bitmap_xor_into): New.
1877 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
1879 PR tree-optimization/18307
1880 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
1881 and ORIG being the same node.
1883 2004-11-04 Geoffrey Keating <geoffk@apple.com>
1885 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
1886 (install-mkheaders): Install the version built for the
1887 host, not for the build machine.
1888 * configure.ac: Always run fixincludes.
1889 (all_outputs): Remove mkheaders.
1890 * configure: Regenerate.
1891 * fixinc.in: Move to fixincludes/.
1892 * mkfixinc.sh: Likewise.
1893 * mkheaders.in: Likewise.
1894 * README-fixinc: Likewise.
1896 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
1899 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
1900 equivalent on the A4.
1902 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
1904 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
1905 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
1906 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
1907 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
1908 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
1909 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
1910 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
1911 doc/trouble.texi: Correct end-of-sentence markup and markup of
1912 "etc.", "e.g." and "i.e.". Use @code in various places where
1915 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
1917 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
1918 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
1919 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
1922 2004-11-04 Mark Mitchell <mark@codesourcery.com>
1924 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
1925 * doc/extend.texi: Document "notshared" attribute.
1927 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1929 * tree-phinodes.c (make_phi_node): Make it static.
1930 * tree.h: Remove the prototypes for make_phi_node.
1932 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1934 * stmt.c (expand_asm, expand_asm_operands): Make them static.
1935 * tree.h: Remove the prototypes for expand_asm and
1936 expand_asm_operands.
1938 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1940 * passes.c (rest_of_compilation): Make it static.
1941 * toplev.h: Remove the prototype for rest_of_compilation.
1943 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1945 * jump.c (cleanup_barriers): Use delete_insn instead of
1947 (delete_barrier): Remove.
1948 * rtl.h: Remove the corresponding prototype.
1950 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1952 * expr.c (mostly_zero_p): Make it static.
1953 * tree.h: Remove the prototype for mostly_zeros_p.
1955 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1957 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
1959 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1961 * builtins.c (expand_builtin_return_addr,
1962 expand_builtin_longjmp, expand_builtin_trap): Make them static.
1963 * expr.h: Remove the prototypes for expand_builtin_longjmp and
1964 expand_builtin_trap.
1965 * tree.h: Remove the prototype for expand_builtin_return_addr.
1967 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1969 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
1970 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
1971 with VAL being NULL.
1973 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
1975 * cfghooks.c (delete_basic_block): Remove code to truncate
1978 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
1980 * flow.c (init_propagate_block_info): Change the type of i to
1983 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
1985 PR tree-optimization/18184
1986 * c-typeck.c (comptypes): Do not treat pointers of different
1987 modes or alias-all flags as equivalent.
1988 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
1990 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
1992 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
1993 reference specific C parser files in examples.
1995 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
1998 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
1999 as OP_INOUT if the instruction is predicated.
2001 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2003 * bitmap.h: Fix a comment typo. Follow spelling conventions.
2004 * tree-vectorizer.c: Fix a comment typo.
2006 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
2008 * sdbout.c (SDB_GENERATE_FAKE): Remove.
2009 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
2010 * system.h: Poison SDB_GENERATE_FAKE.
2011 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
2013 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
2015 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
2017 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2020 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
2023 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
2025 * predict.c (propagate_freq): Make bitno unsigned. Move
2026 npredecessors update out of loop.
2028 * bitmap.h (bitmap_iterator): Remove word_bit and bit
2029 fields. Rename others.
2030 (bmp_iter_common_next_1, bmp_iter_single_next_1,
2031 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
2032 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
2033 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
2034 bmp_iter_and_next): Remove.
2035 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
2036 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
2038 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
2039 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
2041 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
2042 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
2043 bitmap_and_into, bitmap_ior_into as appropriate.
2044 * except.c (remove_eh_handler): Likewise.
2045 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
2046 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2047 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
2048 * tree-ssa-live.h (live_merge_and_clear): Likewise.
2049 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
2052 * bitmap.c (bitmap_print): Make bitno unsigned.
2053 * bt-load.c (clear_btr_from_live_range,
2054 btr_def_live_range): Likewise.
2055 * caller-save.c (save_call_clobbered_regs): Likewise.
2056 * cfganal.c (compute_dominance_frontiers_1): Likewise.
2057 * cfgcleanup.c (thread_jump): Likewise.
2058 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
2059 * conflict.c (conflict_graph_compute): Likewise.
2060 * ddg.c (add_deps_for_use): Likewise.
2061 * df.c (df_refs_update): Likewise.
2062 * except.c (remove_eh_handler): Likewise.
2063 * flow.c (verify_local_live_at_start, update_life_info,
2064 initialize_uninitialized_subregs, propagate_one_insn,
2065 free_propagate_block_info, propagate_block, find_use_as_address,
2066 reg_set_to_hard_reg_set): Likewise.
2067 * gcse.c (clear_modify_mem_tables): Likewise.
2068 * global.c (global_conflicts, build_insn_chain): Likewise.
2069 * ifcvt.c (dead_or_predicable): Likewise.
2070 * local-alloc.c (update_equiv_regs): Likewise.
2071 * loop.c (load_mems): Likewise.
2072 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
2074 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
2076 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
2077 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
2078 * sched-rgn.c (propagate_deps
2079 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
2080 * tree-dfa.c (dump_dfa_stats
2081 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
2082 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
2084 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
2085 free_temp_expr_table, find_replaceable_exprs): Likewise.
2086 * tree-sra.c (scan_function, scalarize_parms): Likewise.
2087 * tree-ssa-alias.c (init_alias_info,
2088 compute_points_to_and_addr_escape,
2089 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
2090 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
2091 * tree-ssa-live.c (new_tree_live_info, live_worklist,
2092 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
2093 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
2094 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
2095 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
2096 add_call_read_ops): Likewise.
2097 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
2098 * tree-ssa-live.h (num_var_partitions): Return unsigned.
2100 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
2102 PR tree-optimization/18009
2103 * tree-vectorizer.h (enum dr_alignment_support): New type.
2104 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
2105 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
2106 single data_reference (instead of a varray of references).
2107 * tree-vectorizer.c (new_loop_vec_info): Likewise.
2108 (vect_gen_niters_for_prolog_loop): Likewise.
2109 (vect_update_inits_of_drs): Likewise.
2111 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
2112 vect_enhance_data_refs_alignment.
2113 (vect_do_peeling_for_alignment): Likewise.
2114 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
2115 this functionality used to be in vect_analyze_data_refs_alignment.
2116 Also update DR_MISALIGNMENT due to peeling; this functionality used to
2117 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
2118 (vect_analyze_data_refs_alignment): Decision on whether and by how much
2119 to peel moved to vect_enhance_data_refs_alignment. Call
2120 vect_supportable_dr_alignment.
2122 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
2123 (vect_compute_data_refs_alignment): Return bool. Consider return value
2124 of vect_compute_data_ref_alignment and return true/false accordingly.
2125 (vect_enhance_data_refs_alignment): Consider return value of
2126 vect_compute_data_refs_alignment and return true/false accordingly.
2128 (vect_supportable_dr_alignment): New function.
2129 (vectorizable_store): Call vect_supportable_dr_alignment.
2130 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
2131 support checks moved from here to vect_supportable_dr_alignment.
2133 (vect_transform_loop): Avoid 80 columns overflow.
2135 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2137 * timevar.c (timevar_enable): Change from
2139 (timevar_push): Rename to ...
2140 (timevar_push_1): this and remove the
2142 (timevar_pop): Rename to ...
2143 (timevar_pop_1): this and remove the
2145 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
2146 (timevar_pop): New macro.
2147 (timevar_push): New macro.
2148 (timevar_enable): Declare.
2150 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2152 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
2153 libgcc for shared libraries.
2155 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2157 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
2158 * config/s390/s390.c (s390_split_access_reg): New function.
2159 (regclass_map): Add access registers.
2160 (get_thread_pointer): Use access register instead of UNSPEC_TP.
2161 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
2162 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
2163 (TP_REGNUM): New define.
2164 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2165 REG_ALLOC_ORDER): Add access registers.
2166 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
2167 CANNOT_CHANGE_MODE_CLASS): Support access registers.
2168 (enum reg_class): Add ACCESS_REGS.
2169 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2170 (REG_CLASS_FROM_LETTER): Add 't' constraint.
2171 (REGISTER_NAMES): Add access registers.
2172 * config/s390/s390.md (UNSPEC_TP): Remove.
2173 ("*movdi_64"): Add access register alternatives. Provide splitters
2174 to split DImode access register <-> GPR moves into SImode moves.
2175 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
2176 ("movstrictsi"): Likewise.
2177 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
2178 ("set_tp_64", "set_tp_31"): Likewise.
2179 ("*set_tp"): New insn.
2181 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2183 * tree-phinodes.c (resize_phi_node): Copy only a portion of
2184 the PHI node currently in use.
2186 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2189 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
2192 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
2194 PR tree-optimization/18270
2195 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
2196 abnormal edges, commit all pending stmts on incoming edges.
2198 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2200 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
2201 cause extra costs. Generate canonical RTL.
2203 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
2205 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
2206 (lambda_compute_target_space). Ditto.
2207 * lambda.h (lambda_trans_matrix): Ditto.
2208 (lambda_linear_expression): Ditto.
2209 (lambda_body_vector): Ditto.
2210 (lambda_loopnest): Ditto.
2211 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
2212 update comments, and remove pointless addition of 0.
2213 (linear_transform_loops): Update comments.
2215 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
2217 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
2220 2004-11-03 Jeff Law <law@redhat.com>
2222 * predict.c (struct block_info_def): Kill "tovisit" field.
2223 (propagate_freq): Accept new "tovisit" parameter. Change
2224 read/write access methods for "tovisit" to check the "tovisit"
2225 bitmap instead of a bit in block_info_def.
2226 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
2227 it to propagate_freq.
2229 * stmt.c (expand_case): Speed up code to detect duplicate case
2230 label targets and count unique case label targets.
2232 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2234 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
2236 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2238 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
2240 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
2242 * tree-cfg.c (find_taken_edge): Abort if we are given a
2243 statement that is neither COND_EXPR nor SWITCH_EXPR.
2245 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
2247 * fold-const.c (fold): Reassociate also (x - mult) + mult and
2248 (mult - x) + mult. Cast operands of expression after applying
2249 distributive law to the correct types. Apply distributive law
2250 to a * c - b * c for all non-float types.
2252 2004-11-02 Geoffrey Keating <geoffk@apple.com>
2254 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
2255 because we don't want to run them now; instead, set them to
2256 stmp-install-fixproto or stmp-install-fixinc.
2257 * Makefile.in (stmp-install-fixproto): New.
2258 (stmp-install-fixinc): New.
2259 * configure: Regenerate.
2261 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2263 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
2266 2004-11-02 Ziemowit Laski <zlaski@apple.com>
2268 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
2269 (c_types_compatible_p): Move function definition...
2270 * c-objc-common.c (c_types_compatible_p): ...here.
2271 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
2274 2004-11-02 Steven Bosscher <stevenb@suse.de>
2276 * cfgloop.h (struct loop): Update comment.
2277 * cse.c (cse_main): Remove obsolete comment.
2279 * expr.h (gen_cond_trap): Move prototype under functions provided
2281 (canonicalize_condition, get_condition): Move to...
2282 * rtl.h (canonicalize_condition, get_condition): ...here.
2283 (branch_target_load_optimize): Add comment that this function is
2285 * loop.c (canonicalize_condition, get_condition): Move to...
2286 * rtlanal.c (canonicalize_condition, get_condition): ...here.
2287 * sched-deps.c (get_condition): Rename to sched_get_condition.
2288 (add_dependence): Update this caller.
2290 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2293 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
2294 that the vops get marked for renaming.
2296 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
2298 * config/s390/s390.md ("movcc"): Set type attribute.
2300 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
2302 * tree-phinodes.c (add_phi_arg): Add an assertion that the
2303 edge already exists.
2305 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
2307 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
2308 element that's being removed.
2310 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
2312 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
2313 arguments using PENDING_STMT.
2314 (thread_block): Call copy_phis_to_block after redirecting an
2317 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2319 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
2320 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
2321 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
2322 (bitmap_ior_and_compl_into): Produce bool.
2323 (bitmap_union_of_diff): Rename to ...
2324 (bitmap_ior_and_compl): ... here. Produce bool.
2325 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
2326 bitmap_operation directly.
2327 (bitmap_union_of_diff): Rename to ...
2328 (bitmap_ior_and_compl): ... here. Return bool, use
2329 bitmap_operation directly.
2330 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
2331 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
2332 * global.c (modify_bb_reg_pav): Likewise.
2334 * bitmap.h (bitmap_equal_p): Return bool.
2335 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
2336 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
2337 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
2338 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
2339 bitmap_intersect_compl_p.
2340 * ifcvt (dead_or_predicable): Likewise.
2342 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
2344 PR rtl-optimization/17104
2345 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
2346 loads in zero_extend.
2348 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
2351 * toplev.c (debug_type_names): Remove "dwarf-1".
2353 2004-11-02 Ben Elliston <bje@au.ibm.com>
2355 * timevar.h (timevar_get): Remove.
2356 * timevar.c (timevar_get): Remove unused function.
2358 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
2360 * doc/include/texinfo.tex: Update from Texinfo CVS.
2362 2004-11-02 Ben Elliston <bje@au.ibm.com>
2364 * cppdefault.h (cpp_SYSROOT): Remove.
2365 * cppdefault.c (cpp_SYSROOT): Likewise.
2367 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
2369 PR tree-optimization/16447
2370 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
2371 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
2372 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
2373 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
2374 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
2375 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
2376 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
2377 (identical_copies_p): New. Return true is two copies are the same.
2378 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
2379 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
2381 (perform_edge_inserts): New. Determine what to do with all stmts that
2382 have been inserted on edges.
2383 (remove_ssa_form): Analyze and commit edges from here.
2385 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
2388 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
2389 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
2390 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
2391 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
2393 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
2396 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
2397 parameter declarations.
2399 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
2401 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
2402 (s390_secondary_input_reload_class)
2403 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
2405 (s390_expand_cmpmem): Enable cmpmem implementation.
2406 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
2407 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
2408 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
2409 * config/s390/s390.md ("movcc"): New insn pattern.
2410 * doc/md.texi: Document 'c' constraint for s390.
2412 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
2415 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
2418 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
2420 Fix PR tree-optimization/17672
2421 Fix PR tree-optimization/18168
2423 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
2425 (gcc_tree_to_linear_expression): Add extra to existing constant.
2426 (depth_of_nest): Factor out function used in various places.
2427 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
2429 (find_induction_var_from_exit_cond): Stop guessing, and just
2430 get the right answer :).
2431 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
2432 Print out message about result of attempt to create perfect nest.
2433 (lbv_to_gcc_expression): Add type argument, use it to do math
2434 and induction variable creation.
2435 (lle_to_gcc_expression): Ditto.
2436 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
2437 oldiv. Pass type argument to lle_to_gcc_expression and
2438 lbv_to_gcc_expression.
2439 Reset number of iterations after transformation.
2440 (perfect_nestify): Remove useless pre-allocation, and cleanup
2443 * tree-data-ref.c (build_classic_dist_vector): Return false for
2444 dependences completely outside of the loop nest we asked about.
2445 (build_classic_dir_vector): Ditto.
2446 (compute_data_dependences_for_loop): Only add dependence relations
2447 inside the loop we asked about.
2449 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
2450 Compute immediate uses.
2452 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
2454 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
2456 * tree-cfg.c (thread_jumps): Fix a comment typo.
2458 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
2460 * tree-cfg.c (thread_jumps): Fix a comment typo.
2462 2004-10-31 Nicolas Pitre <nico@cam.org>
2464 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
2465 values smaller than 2^32.
2467 2004-10-31 Jeff Law <law@redhat.com>
2469 * cfgloop.h (struct loop): Remove unused "nodes" field.
2470 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
2471 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
2472 instead of calling flow_bb_inside_loop_p for every basic block
2474 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
2476 2004-10-31 Graham Stott <graham.stott@btinternet.com>
2478 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
2479 INT_5_BITS instead of VAL_5_BITS_P.
2481 2004-10-31 Roger Sayle <roger@eyesopen.com>
2484 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
2485 for consistent quoting in diagnostic messages.
2486 (expand_call_inline): Likewise.
2487 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2488 * tree-ssa.c (warn_uninitialized_var): Likewise.
2489 (warn_uninitialized_phi): Likewise.
2491 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
2493 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
2496 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
2498 * c-common.c: Fix a comment typo.
2500 2004-10-31 Jason Merrill <jason@redhat.com>
2503 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
2504 aggregate types that are not BLKmode.
2506 2004-10-30 Ziemowit Laski <zlaski@apple.com>
2508 * c-common.h (objc_lookup_ivar): Add second parameter to
2510 * c-typeck.c (build_external_ref): After looking up symbol,
2511 pass it to objc_lookup_ivar() to decide whether it or the
2512 ivar should be used, rather than deciding the issue locally.
2513 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
2514 which is simply returned in the non-ObjC case.
2516 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
2518 * sdbout.c (sdbout_symbol): Do not output type .def statements
2521 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
2523 * c-common.c (catenate_strings): New.
2524 (c_parse_error): Use it. Don't over-escape.
2526 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
2528 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
2529 modify the for loop expressions for it. Remove unnecessary casts.
2530 (sh_expand_prologue): Declare reg as unsigned.
2531 (sh_gimplify_va_arg_expr): Initinalize lab_over.
2532 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
2534 2004-10-30 Geoffrey Keating <geoffk@apple.com>
2536 * doc/invoke.texi (Darwin Options): Improve description of
2537 how the subtype is chosen.
2539 2004-10-30 Roger Sayle <roger@eyesopen.com>
2542 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
2543 the stack adjustment, "size", is valid for Pmode. If the stack
2544 frame is too large, generate a trap insn and issue a warning.
2546 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
2548 * tree-ssa-dom.c: Fix comment typos.
2550 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
2552 * config/sh/sh.c (prepare_move_operands): Use operands[0]
2553 for the output rtl if no_new_pseudos is set. Remove redundant
2556 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
2559 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
2560 determining whether to copy parameter types from a previous
2561 prototype declaration.
2563 2004-10-29 Roger Sayle <roger@eyesopen.com>
2565 PR rtl-optimization/17581
2566 * cselib.c (cselib_process_insn): The last instruction of a libcall
2567 block, with the REG_RETVAL note, should be considered in the libcall.
2568 * gcse.c (do_local_cprop): Allow constants to be propagated outside
2570 (adjust_libcall_notes): Use simplify_replace_rtx instead of
2571 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
2573 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
2575 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
2577 2004-10-29 Jeff Law <law@redhat.com>
2579 * tree-ssa-dom.c (struct edge_info): New structure holding
2580 edge equivalences and edge redirection information.
2581 (get_eq_expr_value, record_dominating_conditions): Kill.
2582 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
2583 Call record_edge_info.
2584 (allocate_edge_info, free_edge_info): New.
2585 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
2586 rather than cprop_into_phis. Free all edge infos before threading
2588 (thread_across_edge): Allocate new edge info structures as needed
2589 and store the redirection target into the edge info structure
2590 instead of the edge's AUX field.
2591 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
2592 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
2593 Revamp code which finds and records equivalences associated with
2594 edges to use saved data in the edge_info structure.
2595 (record_equivalencs_from_phis): Similarly.
2596 (dom_opt_finalize_block): Revamp code which finds and records
2597 equivalences associated with edges to use saved data in the
2598 edge_info structure.
2599 (build_and_record_new_cond): New function.
2600 (record_conditions): Use build_and_record_new_cond to record
2601 dominating conditions.
2602 (record_edge_info): New function.
2603 (record_range): Tighten test for conditions which create
2604 useful range records.
2606 2004-10-29 Geoffrey Keating <geoffk@apple.com>
2608 * config/i386/darwin.h (ASM_SPEC): Simplify.
2609 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
2610 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
2611 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
2612 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
2613 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
2614 in all cases. Pass the right -arch or -arch_only based on -mcpu.
2615 (ASM_SPEC): Handle -force_cpusubtype_ALL.
2616 * doc/invoke.texi (Darwin Options): Improve documentation for
2617 Darwin linker (and libtool) switches.
2619 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
2621 2004-10-29 Stan Shebs <shebs@apple.com>
2623 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
2625 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
2627 * tree-phinodes.c (allocate_phi_node): New.
2628 (make_phi_node, resize_phi_node): Use it.
2630 2004-10-29 David Edelsohn <edelsohn@gnu.org>
2632 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
2633 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
2635 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
2637 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
2639 * tree.h (tree_phi_node): Tell the garbage collector to chase
2642 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
2644 * opts.c (decode_options): Lower the crossjump threshold for -Os.
2646 2004-10-29 Diego Novillo <dnovillo@redhat.com>
2648 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
2650 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
2652 * bitmap.h (bitmap_empty_p): New.
2653 (bitmap_and, bitmap_and_into, bitmap_and_compl,
2654 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
2655 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
2657 (bitmap_ior_and_compl): Rename to ...
2658 (bitmap_ior_and_compl_into): ... here.
2659 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
2660 (bitmap_ior_and_compl): Rename to ...
2661 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
2663 (bitmap_union_of_diff): Use renamed bitmap functions.
2664 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
2665 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
2666 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
2667 * df.c (df_bb_rd_local_compute)
2668 * flow.c (calculate_global_regs_live,
2669 init_propagate_block_info): Likewise.
2670 * ifcvt.c (find_if_case_1, find_if_case_2,
2671 dead_or_predicable): Likewise.
2672 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
2673 reset_conflicts, conflicts_between_webs): Likewise.
2674 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
2675 detect_web_parts_to_rebuild): Likewise.
2676 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
2677 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
2678 * tree-sra.c (decide_instantiations): Likewise.
2679 * tree-ssa-alias.c (create_name_tags,
2680 merge_pointed_to_info): Likewise.
2681 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2682 * tree-ssa-loop-im.c (move_computations): Likewise.
2683 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
2684 * tree-ssa-pre.c (fini_pre): Likewise.
2685 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
2686 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
2687 * tree-vectorizer.c (vectorize_loops): Likewise.
2689 2004-10-29 Nick Clifton <nickc@redhat.com>
2691 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
2692 adding the PIC register to the fixed_regs array, also add it
2693 to the call_used_regs array.
2695 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2697 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
2698 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
2700 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
2702 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
2703 (rewrite_blocks): Modify argument, and use it to decide which
2705 (rewrite_def_def_chains): Call rewrite_blocks with true here.
2706 (rewrite_into_ssa): and call it with false here.
2708 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
2710 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
2711 triggers into gcc_assert.
2713 2004-10-28 Diego Novillo <dnovillo@redhat.com>
2715 PR tree-optimization/16728
2716 * tree-flow.h (get_ptr_info): Declare.
2717 * tree-ssa-alias.c (get_ptr_info): Make extern.
2718 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
2721 2004-10-28 Stan Shebs <shebs@apple.com>
2723 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
2724 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
2727 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
2729 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
2730 prevent their later unnecessary registration.
2731 (mf_build_check_statement_for): Remove "addr" argument, and
2732 related "__mf_value" generated code. Update callers.
2733 (mf_decl_eligible_p): New function, factored from mx_register_decls.
2734 (mx_register_decls): Call it.
2735 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
2736 to restore support for complex nested expressions.
2737 (mudflap_enqueue_decl): Simplify. Move registration call emission
2739 (mudflap_finish_file): ... to here.
2740 (mudflap_enqueue_constant): Remove dump code.
2742 2004-10-28 Zack Weinberg <zack@codesourcery.com>
2745 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
2746 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
2747 (dbxout_finish_complex_stabs): Update to match.
2748 (dbxout_symbol_location): Call emit_pending_bincls_if_required
2749 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
2750 dbxout_begin_complex_stabs_noforcetext.
2751 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
2752 N_GSYM, using new SYM parameter. Correct logic for special
2755 * varasm.c (function_section): If DECL is NULL_TREE, don't try
2756 to do anything else. Do not call get_insns if cfun or
2757 cfun->emit are NULL.
2759 2004-10-28 Adam Nemet <anemet@lnxw.com>
2762 * c-typeck.c (c_mark_addressable): Issue error if address of a
2763 register variable is taken. Use "%qD" to print DECL_NAME.
2765 2004-10-28 Diego Novillo <dnovillo@redhat.com>
2767 * opts.c (decode_options): Don't run PRE at -Os.
2769 2004-10-28 Richard Henderson <rth@redhat.com>
2771 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
2772 zero in the conditional.
2773 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
2775 2004-10-28 Richard Henderson <rth@redhat.com>
2777 * cse.c (memory_extend_rtx): Remove.
2778 (cse_main): Don't set it.
2779 (cse_insn): Use a local buffer instead.
2781 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2783 * profile.c (branch_prob): Call to init_edge_profiler added.
2784 * rtl-profile.c (rtl_init_edge_profiler): New function.
2785 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
2786 call to safe_insert_insn_on_edge.
2787 (rtl_profile_hooks): rtl_init_edge_profiler added.
2788 * tree-profile.c (tree_init_edge_profiler): New function.
2789 (tree_profile_hooks): tree_init_edge_profiler added.
2790 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
2792 2004-10-28 Nick Clifton <nickc@redhat.com>
2794 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
2795 emit_jump_insn() to generate the return instruction.
2797 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2799 * tree-phinodes.c: Remove trailing whitespace.
2801 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2803 * tree-ssa-loop-ivopts.c: Fix a comment typo.
2804 * doc/invoke.texi: Fix a typo.
2806 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2808 * Makefile.in (OBJS-common): Remove duplicates.
2810 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2812 * lambda-code.c (nestify_update_pending_stmts): Remove.
2813 (perfect_nestify): Use flush_pending_stmts instead of
2814 nestify_update_pending_stmts.
2815 * tree-cfg.c (tree_make_forwarder_block): Use
2816 flush_pending_stmts.
2817 * tree-flow.h: Add a prototype for flush_pending_stmts.
2818 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
2819 Use flush_pending_stmts.
2820 (lv_update_pending_stmts): Remove.
2821 (tree_ssa_loop_version): Use flush_pending_stmts instead of
2822 lv_update_pending_stmts.
2823 * tree-ssa.c (flush_pending_stmts): New.
2825 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
2828 * final.c (alter_subreg): Compute correct offset to use with
2829 paradoxical SUBREGs of memory operands.
2830 * recog.c (general_operand): Allow paradoxical SUBREGs of
2831 memory operands after reload.
2832 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
2833 has failed when passed a hard register.
2835 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
2837 * function.c (assign_parm_setup_block): Handle parallels correctly.
2839 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2841 * final.c (shorten_branches): Initialize flags structure.
2843 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
2845 * tree.c (int_cst_node, int_cst_hash_table): New variables.
2846 (init_ttree): Initialize them.
2847 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
2848 (build_int_cst_wide): Use hash table for oversized integers.
2850 2004-10-28 Nick Clifton <nickc@redhat.com>
2852 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
2855 2004-10-27 Richard Henderson <rth@redhat.com>
2858 * expr.c (emit_group_load): Don't go force temporary for memory
2860 (emit_group_store): Similarly.
2862 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
2865 * common.opt (--param): Fix spelling of parameter.
2867 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
2870 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
2871 Don't fold statement.
2872 <case ASM_EXPR>: Fold the statement.
2874 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
2876 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
2877 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
2879 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
2881 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
2882 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
2883 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
2884 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
2886 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
2888 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
2889 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
2890 punctuation outside quotes.
2892 2004-10-27 David Mosberger <davidm@hpl.hp.com>
2893 James E Wilson <wilson@specifixinc.com>
2896 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
2897 sibcall alloc instruction.
2898 (process_set): Handle sibcall alloc instruction.
2900 2004-10-27 Geoffrey Keating <geoffk@apple.com>
2902 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
2903 SUBTARGET_ATTRIBUTE_TABLE.
2904 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
2905 (SUBTARGET_ATTRIBUTE_TABLE): Define.
2906 * config/darwin.c (darwin_handle_weak_import_attribute): New.
2907 (HAVE_DEAD_STRIP): Delete.
2908 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
2909 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
2912 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
2914 * config/darwin.h (GTHREAD_USE_WEAK): Define.
2916 2004-10-28 Ben Elliston <bje@au.ibm.com>
2918 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
2919 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
2920 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
2921 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
2922 * tree-sra.c: Include "params.h".
2923 (decide_block_copy): Use new parameters.
2924 * doc/invoke.texi (Optimize Options): Document new SRA pass
2925 parameters sra-max-structure-size and sra-field-structure-ratio.
2927 2004-10-27 Nicolas Pitre <nico@cam.org>
2929 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
2931 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
2933 PR tree-optimization/18048
2934 * fold-const.c (try_move_mult_to_index): New function.
2935 (fold): Use try_move_mult_to_index.
2936 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
2937 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
2938 an all-ones unsigned constant without extra bits.
2939 * tree.c (build_low_bits_mask): New function.
2940 * tree.h (build_low_bits_mask): Declare.
2942 2004-10-27 David Edelsohn <edelsohn@gnu.org>
2945 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
2951 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
2953 * tree-cfg.c (thread_jumps): Speed up by reordering the two
2954 conditions for entering basic blocks into worklist.
2956 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
2958 * tree-cfg.c (thread_jumps): Speed up by pretending to have
2959 ENTRY_BLOCK_PTR in worklist.
2961 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
2963 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
2964 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
2966 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
2968 Fix PR tree-optimization/17133
2970 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
2973 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
2974 (get_v_must_def_result_ptr): Modify for new structure of
2976 (get_v_must_def_kill_ptr): New.
2977 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
2978 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
2979 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
2980 (op_iter_init): Initialize new mustu members.
2981 (op_iter_next_mustdef): New function.
2982 (op_iter_init_mustdef): Ditto.
2984 * tree-flow.h (rewrite_def_def_chains): New function.
2986 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
2987 (ssa_mark_def_sites): Ditto.
2988 (rewrite_stmt): Ditto.
2989 (ssa_rewrite_stmt): Ditto.
2990 (rewrite_blocks): Factor out from rewrite_into_ssa.
2991 (mark_def_block_sites): Ditto.
2992 (rewrite_def_def_chains): New function, just rewrites def-def
2993 chains without phi node insertion.
2995 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
2997 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
2999 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
3000 they include the rhs now.
3002 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
3005 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
3007 (mark_really_necessary_kill_operand_phis): New function.
3008 (perform_tree_ssa_dce): Call it.
3009 (pass_dce): Add TODO_fix_def_def_chains.
3010 (pass_cd_dce): Ditto.
3012 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
3014 (rewrite_mem_refs): Ditto.
3016 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
3019 * tree-ssa-operands.c (allocate_v_may_def_optype):
3020 v_may_def_operand_type_t became v_def_use_operand_type_t.
3021 (allocate_v_must_def_optype) Ditto.
3022 (finalize_ssa_v_must_defs): Update for new operand type, as well
3023 as setting the use portion as well.
3024 (copy_virtual_operands): Copy the kill operand as well.
3025 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
3028 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
3029 v_def_use_operand_type.
3030 (v_must_def_optype_d): Use v_def_use_operand_type.
3031 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
3032 (V_MUST_DEF_KILL_*): New macros.
3033 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
3035 Rename existing must_i and num_v_must members to mustd_i and
3037 (SSA_OP_VMUSTDEFKILL): New flag.
3038 (SSA_OP_VIRTUAL_KILLS): New flag.
3039 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
3040 (SSA_OP_ALL_KILLS): New flag.
3041 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
3043 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
3045 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
3046 became V_MUST_DEF_RESULT.
3047 (rename_variables_in_bb): Rename kill pointer as well.
3049 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
3052 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
3054 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
3055 the block that needs it.
3057 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3059 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
3062 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3064 * c-lex.c (cb_def_pragma): Clean up code for making location
3065 palatable to diagnostic.c.
3067 2004-10-27 Steven Bosscher <stevenb@suse.de>
3069 PR tree-optimization/17757
3070 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
3071 without any PHI arguments left. Make sure the argument that
3072 we're supposed to remove exists at all.
3074 2004-10-27 Paul Brook <paul@codesourcery.com>
3076 * configure.ac: Don't test for [build] __cxa_atexit when building a
3078 * configure: Regenerate.
3080 2004-10-27 Paul Brook <paul@codeosurcery.com>
3082 * configure.ac: Use build_exeext not host_exeext when lookin for
3084 * configure: Regenerate.
3086 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
3088 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
3090 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
3091 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
3094 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
3095 to match -fprofile-use.
3097 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
3099 * config/rs6000/rs6000.c: Fix a comment typo.
3101 2004-10-27 Zack Weinberg <zack@codesourcery.com>
3103 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
3106 2004-10-27 Andreas Schwab <schwab@suse.de>
3108 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
3110 (default_stabs_asm_out_constructor): Likewise.
3112 2004-10-26 Geoffrey Keating <geoffk@apple.com>
3114 * builtins.c (fold_builtin_unordered_cmp): Always bring both
3115 operands to the same type.
3117 2004-10-26 James E Wilson <wilson@specifixinc.com>
3120 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
3122 2004-10-26 Zack Weinberg <zack@codesourcery.com>
3124 * dbxout.c: Include obstack.h.
3125 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
3127 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
3128 Default-define here.
3129 (DBX_CONTIN_LENGTH): Move definition with others.
3130 (DBX_FINISH_STABS): New target macro.
3131 (current_sym_code, current_sym_value, current_sym_addr)
3132 (current_sym_nchars, CHARS, dbxout_continue)
3133 (print_int_cst_octal, print_octal, print_wide_int)
3134 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
3135 (stabstr_ob, stabstr_last_contin_point): New variables.
3136 (NUMBER_FMT_LOOP): New improper macro.
3137 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
3138 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
3139 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
3140 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
3141 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
3142 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
3143 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
3144 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
3145 New functions and/or proper function-like macros.
3146 (CONTIN): Use stabstr_continue, unconditionally.
3147 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
3148 (dbxout_init): Initialize stabstr_ob. Check
3149 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
3150 if it was used. Use the new interfaces.
3151 (dbxout_source_file): Remove file argument; always write to
3152 asm_out_file. Use the new interfaces.
3153 (dbxout_type_method_1): Remove second argument which is always
3154 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
3155 (dbxout_type_methods): Remove write-only variables. Use the
3157 (dbxout_parms): Refactor to remove code duplicated in each of
3158 several successive if-else-if blocks. Use the new interfaces.
3159 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
3160 (dbxout_source_line, dbxout_finish, dbxout_type_index)
3161 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
3162 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
3163 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
3164 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
3165 Use the new interfaces.
3166 * Makefile.in (dbxout.o): Update dependencies.
3168 * defaults.h: Don't define ASM_STABD_OP.
3169 * output.h: Prototype new dbxout_* interfaces.
3170 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
3171 * varasm.c: Don't define ASM_STABS_OP.
3172 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
3173 Use the new dbxout.c interfaces. Call sorry if neither
3174 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
3176 * xcoffout.h: Don't define ASM_STABS_OP.
3177 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
3178 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
3179 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
3180 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
3181 do { ... } while (0) idiom.
3183 * config/alpha/alpha.c (num_source_filenames): Export.
3184 * config/alpha/alpha.h (num_source_filenames): Declare.
3185 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3186 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
3187 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3188 Always use .debugsym. Update commentary.
3189 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
3190 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
3191 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
3193 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
3194 (macho_branch_islands): Use new interfaces.
3196 * doc/tm.texi: Update.
3198 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3200 * expr.c (emit_group_store): Do not treat floats as BLKmode.
3201 (emit_group_load): Same.
3203 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
3205 * c-parse.in (datadef): Use pedwarn rather than error and warning
3206 for diagnostic in case of no declaration specifiers.
3208 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
3211 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
3212 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
3213 can be used to work around this.
3215 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3217 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
3220 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3222 * stmt.c (expand_case): Update a comment.
3224 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3226 * stmt.c (expand_case): Put an assertion that index_expr is
3227 never INTEGER_CST. Don't special case for constant
3230 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
3233 * c-parse.in (designator): Finish with a semi-colon.
3235 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
3237 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
3240 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
3242 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
3243 a default case only.
3245 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3247 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
3249 (spe_build_register_parallel): New.
3250 (rs6000_spe_function_arg): Handle e500 doubles.
3251 (function_arg): Same.
3252 (spe_func_has_64bit_regs_p): Same.
3253 (rs6000_function_value): Same.
3254 (rs6000_libcall_value): Same.
3255 (legitimate_lo_sum_address_p): Return false for e500 doubles.
3257 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
3259 (DATA_ALIGNMENT): Same.
3260 (CANNOT_CHANGE_MODE_CLASS): Same.
3262 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
3264 * expr.c (emit_group_load): Handle floats.
3265 (emit_group_store): Same.
3267 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
3269 * c-lex.c (get_nonpadding_token): Remove.
3270 (c_lex_with_flags): Push timevar and eat padding here. Improve
3271 stray token diagnostic.
3272 (lex_string): Replace logic with switch statement, eat padding
3275 2004-10-26 Geoffrey Keating <geoffk@apple.com>
3278 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
3280 2004-10-25 Geoffrey Keating <geoffk@apple.com>
3282 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
3284 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
3285 (ASM_MAKE_LABEL_LINKONCE): Delete.
3286 (ASM_WEAKEN_DECL): New.
3287 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
3288 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3289 (TEXT_SECTION_ASM_OP): Add a tab.
3290 (DATA_SECTION_ASM_OP): Likewise.
3291 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
3292 data_section on every section change.
3293 (EXTRA_SECTIONS): Add a bunch of new extra sections.
3294 (EXTRA_SECTION_FUNCTIONS): Likewise.
3295 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
3296 (JCR_SECTION_NAME): Define.
3297 (TARGET_SECTION_TYPE_FLAGS): Don't define.
3298 * config/darwin.c (darwin_encode_section_info): A symbol is defined
3299 in this file if it is not weak.
3300 (textcoal_section): Delete.
3301 (datacoal_section): Delete.
3302 (darwin_make_decl_one_only): Delete.
3303 (machopic_select_section): Handle functions.
3304 (darwin_asm_named_section): Add a tab.
3305 (darwin_section_type_flags): Delete.
3306 (darwin_unique_section): Delete contents.
3307 (darwin_emit_unwind_label): Add a tab. Make decls weak if
3309 * config/darwin-protos.h (darwin_section_type_flags): Delete.
3310 (darwin_make_decl_one_only): Delete.
3311 (text_coal_section): New.
3312 (text_unlikely_section): New.
3313 (text_unlikely_coal_section): New.
3314 (const_coal_section): New.
3315 (data_coal_section): New.
3316 (const_data_coal_section): New.
3317 * varasm.c (function_section): Honour
3318 USE_SELECT_SECTION_FOR_FUNCTIONS.
3319 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
3320 TARGET_USES_WEAK_UNWIND_INFO is in effect.
3321 * dbxout.c (dbxout_source_file): Don't change sections while
3322 a function is being output.
3324 2004-10-25 David Ayers <d.ayers@inode.at>
3326 * c-common.h: Remove RID_ID.
3327 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
3328 (typespec_reserved_attr): Add rule for TYPENAME
3329 non_empty_protocolrefs.
3330 (yylexname): Remove special handling of RID_ID.
3332 2004-10-25 James E Wilson <wilson@specifixinc.com>
3334 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
3336 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
3339 * c-parse.in (array_designator): New.
3340 (designator): Use it.
3341 (initelt): Only permit array_designator without '=', not ".foo".
3343 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
3344 * gcc/Makefile.in: removed ggc for cgraphunit.
3345 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
3346 * gcc/cgraph.h: removed static var analysis data structures and calls.
3348 cgraph_mark_local_and_external_functions:changed name to
3349 cgraph_mark_local_functions
3350 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
3351 cgraph_reset_static_var_maps,get_global_static_vars_info,
3352 get_global_statics_not_read,get_global_statics_not_written,searchc,
3353 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
3354 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
3355 scan_for_static_refs,cgraph_characterize_statics_local,
3356 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
3358 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
3359 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
3361 * gcc/tree-flow.h static_vars_info: removed
3362 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
3363 removed calls to static vars analysis.
3364 get_call_expr_operands: removed callee variable.
3366 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
3368 * cfg.c (unchecked_make_edge, redirect_edge_succ,
3369 redirect_edge_pred): Use VEC_safe_push instead of
3371 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3373 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
3375 * cfgloopmanip.c (loopify): Take two more arguments true_edge
3377 * cfgloop.h: Adjust the corresponding prototype.
3378 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
3379 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
3381 2004-10-25 Jakub Jelinek <jakub@redhat.com>
3383 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
3384 DECL_INCOMING_RTL is NULL.
3386 2004-10-25 Steven Bosscher <stevenb@suse.de>
3388 * timevar.def (TV_FIND_REFERENCED_VARS): New.
3389 * tree-dfa.c (pass_referenced_var): Use it.
3391 2004-10-25 Roger Sayle <roger@eyesopen.com>
3392 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3394 * cse.c: Change encoding of quantity numbers to avoid undefined
3395 pointer arithmetic on qty_table.
3396 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
3397 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
3398 (new_basic_block): Assign "real" quantity numbers from zero.
3399 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
3400 REG_QTY to its unique negative value.
3401 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
3402 (cse_main): Don't include max_reg when determining max_qty.
3403 (cse_basic_block): Avoid subtracting a large offset from qty_table,
3404 which causes undefined C99 behaviour. Only allocate needed memory.
3406 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
3408 * stmt.c (expand_case): Remove an obsolete comment.
3410 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
3413 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
3414 layout_type as it is already done by build_array_type.
3415 * tree.c (build_array_type): Layout the type even
3417 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
3419 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
3421 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
3423 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
3424 with wider-than-32-bit HOST_WIDE_INTs.
3426 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
3428 * config/mips/mips.c(mips_output_filename): Remove unused
3429 array ltext_label_name
3431 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
3433 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
3435 2004-10-25 Ben Elliston <bje@au.ibm.com>
3437 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
3439 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3441 * predict.c (predict_loops): Call scev_finalize instead of
3444 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
3446 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
3447 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
3448 config/sh/ushmedia.h, config/sparc/elf.h,
3449 config/sparc/sp64-elf.h: Update copyright.
3451 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
3453 * stmt.c (expand_case): Handle the default label outside of
3454 the for loop. Remove code to handle a missing default label.
3456 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
3458 * dbxout.c (dbxout_function_decl): Don't use
3459 DBX_OUTPUT_FUNCTION_END.
3460 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
3461 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
3463 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3466 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
3468 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
3470 * tree-ssa-dom.c (record_equality): Use loop depth to determine
3471 which way to record the equality as well.
3472 (loop_depth_of_name): New function.
3474 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3477 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
3478 through the operand if it is a useless type conversion.
3480 2004-10-23 Ben Elliston <bje@au.ibm.com>
3482 * cfg.c (remove_edge): Use VEC_unordered_remove.
3483 (redirect_edge_succ): Likewise.
3484 (redirect_edge_pred): Likewise.
3485 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3487 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3489 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
3492 2004-10-22 Eric Christopher <echristo@redhat.com>
3494 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
3497 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
3499 * config/rs6000/spe.md (spe_extendsfdf2): New.
3500 (movdf_e500_double): New.
3501 (spe_truncdfsf2): New.
3508 (spe_floatsidf2): New.
3509 (spe_floatunssidf2): New.
3510 (fix_truncdfsi2): New.
3511 (spe_fixuns_truncdfsi2): New.
3513 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
3514 (fpr_truncdfsf2): New.
3515 (negdf2): Change to expander.
3517 (fpr_nabsdf2): Name pattern.
3518 (adddf3): Change to expander.
3520 (subdf3): Change to expander.
3522 (muldf3): Change to expander.
3524 (divdf3): Change to expander.
3526 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
3527 (cmpdf): Allow for TARGET_E500_DOUBLE.
3529 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3531 * c-semantics.c (re_push_stmt_list): Remove.
3532 * c-common.h: Remove the corresponding prototype.
3534 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3536 * stmt.c (asm_op_is_mem_input): Remove.
3537 * tree.h: Remove the corresponding prototype.
3539 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3541 * tree-gimple.c (is_gimple_constructor_elt): Remove.
3542 * tree-gimple.h: Remove the corresponding prototype.
3544 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3546 * varasm.c (get_pool_mode_for_function, get_pool_offset):
3548 * rtl.h: Remove the corresponding prototypes.
3550 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3552 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
3553 edge information when we commit ourselves to threading a
3556 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3558 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
3559 into worklist instead of their indexes.
3561 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3563 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
3564 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
3565 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
3566 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
3567 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
3568 tree-scalar-evolution.c, tree-ssa-dom.c,
3569 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
3570 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
3571 tree-vectorizer.c, vec.h: Fix comment formatting.
3573 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3575 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
3576 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
3578 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
3580 * config/ptx4.h, config/mcore/mcore-pe.h,
3581 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
3583 2004-10-22 Peter Barada <peter@the-baradas.com>
3585 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
3586 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
3587 renaming of non-live registers in interrupt functions.
3588 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
3590 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
3592 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
3593 Use integer for loop counter.
3594 (num_ending_zeros): New function.
3595 (number_of_iterations_cond): Use num_ending_zeros.
3597 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
3599 * config.gcc: Add support for --enable-e500_double.
3601 * config/rs6000/e500-double.h: New file.
3603 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
3606 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
3609 * config/rs6000/linuxspe.h: Same.
3611 * doc/invoke.texi (Option Summary): Document new options for
3613 (RS/6000 and PowerPC Options): Same.
3615 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
3617 (rs6000_override_options): Use it. Use
3618 SUB3TARGET_OVERRIDE_OPTIONS.
3619 Add 8548 to processor_target_table.
3620 (rs6000_legitimate_address): Handle e500 doubles.
3621 (rs6000_legitimize_address): Same.
3622 (rs6000_legitimize_reload_address): Same.
3623 (rs6000_hard_regno_nregs): Same.
3624 (spe_func_has_64bit_regs_p): Same.
3625 (emit_frame_save): Same.
3626 (gen_frame_mem_offset): Same.
3627 (rs6000_dwarf_register_span): Same.
3628 (rs6000_generate_compare): Same.
3629 (easy_fp_constant): Same.
3630 (legitimate_offset_address_p): Same.
3632 * config/rs6000/spe.md: (cmdfeq_gpr): New.
3641 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
3643 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
3645 2004-10-21 Zack Weinberg <zack@codesourcery.com>
3647 * dbxout.c: Remove unnecessary #undefs.
3648 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
3649 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
3650 definition into use sites.
3651 (cwd): Make local to dbxout_init.
3652 (dbxout_init): Restructure cwd-using logic for clarity. Use
3654 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
3655 STABS_GCC_MARKER folded in here.
3656 * system.h: Poison now-unused macros.
3657 * doc/tm.texi: Remove documentation of now-unused macros.
3659 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3662 * c-opts.c (push_command_line_include): Use the current file
3663 name instead of the main one.
3665 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3668 * tree.c (staticp): A CONST_DECL has static storage if either
3669 TREE_STATIC or DECL_EXTERNAL is set.
3670 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
3673 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
3675 * expr.c (store_expr): Remove dont_store_target.
3677 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
3679 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
3681 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
3683 * tree-cfg.c (thread_jumps): Move a part of it to ...
3684 (thread_jumps_from_bb): ... here.
3686 2004-10-21 David Edelsohn <edelsohn@gnu.org>
3688 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
3689 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
3691 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
3693 * expr.c (store_expr): Clean up by renaming want_value to
3696 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3698 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
3701 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
3704 * expmed.c (store_bit_field): Pass original 'value' before
3707 2004-10-21 Nicolas Pitre <nico@cam.org>
3709 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
3710 * config/arm/ieee754-df.S: Ditto.
3712 2004-10-20 Zack Weinberg <zack@codesourcery.com>
3714 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
3715 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
3717 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
3718 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
3719 an internal label and an N_SLINE .stabn whose value is the
3720 difference between that label and the function entry label.
3721 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
3722 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
3723 label and an N_SO stab with an empty string referring to it.
3724 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
3725 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
3726 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
3727 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
3728 macro is never defined.
3729 * sdbout.c (sdbout_source_line_counter): Delete.
3730 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
3731 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
3733 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
3735 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
3736 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
3737 definitions (identical to default).
3738 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
3739 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
3740 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
3741 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
3742 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
3743 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
3744 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
3745 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
3746 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
3747 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
3748 (sym_lineno): Delete.
3749 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
3750 now-unused variable.
3751 (alpha_output_lineno): Delete.
3752 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
3753 * config/mips/mips.c (mips_output_filename): Don't use
3754 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
3755 (mips_output_lineno): Delete.
3756 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
3757 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
3758 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
3759 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
3760 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
3761 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
3762 * config/mmix/mmix.h: Likewise.
3763 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
3764 * config/mmix/mmix-protos.h: Don't prototype it.
3765 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
3766 no need to #undef ASM_OUTPUT_SOURCE_LINE.
3767 * config/arm/aout.h: Remove RISCiX-specific definition of
3768 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
3769 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
3770 ASM_OUTPUT_SOURCE_LINE.
3771 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
3772 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
3773 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
3775 * doc/tm.texi: Update.
3777 2004-10-20 Richard Henderson <rth@redhat.com>
3779 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
3781 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
3783 * configure.ac: Revert my previous patch.
3784 * configure: Regenerate.
3786 2004-10-20 Ben Elliston <bje@au.ibm.com>
3788 * config/rs6000/rs6000.c
3789 (rs6000_va_start): Use build_va_arg_indirect_ref.
3790 (rs6000_gimplify_va_arg): Likewise.
3792 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
3795 * configure.ac: Declare AM_LANGINFO_CODESET.
3796 * aclocal.m4: Define AM_LANGINFO_CODESET.
3797 * configure, config.in: Rebuilt.
3799 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
3801 * expr.c (store_expr): Remove code that is run when
3802 want_value & 1 is nonzero.
3804 2004-10-20 Mark Mitchell <mark@codesourcery.com>
3806 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
3807 from function pointer to void *.
3809 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
3812 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
3813 the frame pointer adjustment when exception handling is enabled.
3815 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
3817 * stor-layout.c: Fix a comment typo.
3819 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
3821 * expr.c (store_field): Remove two arguments value_mode and
3823 (expand_assignment, store_constructor_field,
3824 expand_expr_real_1): Adjust calls to store_field.
3826 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
3828 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
3831 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
3832 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
3833 base and index register for loads.
3835 * config/arc/t-arc: Fix multilib handling.
3837 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
3839 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
3840 don't inspect BLOCK_FOR_INSN for barriers.
3841 * emit-rtl.c (emit_barrier_before): Revert last change.
3842 (emit_barrier_after, emit_barrier): Ditto.
3844 * doc/extend.texi (Extended Asm): Warn and provide example
3845 solution for using a call-clobbered asm register.
3846 (Local Reg Vars): Similar. Cross-reference example.
3848 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
3850 * tree-cfg.c (group_case_labels): Look at the second to last
3851 case statement for combing with the default case.
3853 2004-10-19 Richard Hendeson <rth@redhat.com>
3856 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
3858 2004-10-19 Richard Hendeson <rth@redhat.com>
3860 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
3861 succeeds, only expand the result.
3863 2004-10-19 Richard Hendeson <rth@redhat.com>
3866 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
3869 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
3871 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
3874 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
3876 * expr.c (expand_assignment): Remove the last argument.
3877 Change the return type to void.
3878 * expr.h: Update the prototype of expand_assignment.
3879 * function.c (assign_parm_setup_reg): Update a call to
3881 * stmt.c (expand_asm_expr): Likewise.
3883 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
3885 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
3886 unnecessary assignments to temp. Return const0_rtx.
3888 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3890 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
3892 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
3894 * configure.ac (powerpc-*-darwin*): Require assembler to support
3896 * configure: Regenerate.
3898 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3900 * reload1.c (ior_hard_reg_set): Remove.
3901 (finish_spills): Use IOR_HARD_REG_SET instead of
3904 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3906 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
3907 the currently visited word to right.
3909 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3912 * expmed.c (expand_smod_pow2): Handle modes whose size
3913 is greater than that of HOST_WIDE_INT.
3915 2004-10-18 Ziemowit Laski <zlaski@apple.com>
3917 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
3919 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3920 Roger Sayle <roger@eyesopen.com>
3923 * dojump.c (discard_pending_stack_adjust): New function.
3924 (clear_pending_stack_adjust): Call it.
3925 * expr.h (discard_pending_stack_adjust): Declare it.
3926 * explow.c (emit_stack_save): Emit pending stack adjustments
3927 before saving the stack pointer.
3928 (emit_stack_restore): Discard pending stack adjustments before
3929 restoring the stack pointer.
3931 2004-10-18 Richard Henderson <rth@redhat.com>
3933 * c-common.c (handle_mode_attribute): Allow scalar->vector
3936 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3938 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
3939 value to expand_assignment.
3941 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3943 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
3945 (thread_jumps): Iterate until no new forwarder block arises.
3947 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
3949 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
3950 (thread_jumps): Use forwardable as cache of
3951 tree_forwarder_block_p throughout the function.
3953 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
3955 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
3957 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
3961 * tree-cfg.c (remove_bb): If we have a label expression in the
3962 basic block and the label we have taken the address, move the
3963 label expression to the basic block which is previous in the
3965 (tree_verify_flow_info): Fix printing out the label name of the
3966 problematic label expression.
3968 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
3970 PR rtl-optimization/18002
3971 * simplify-rtx.c (mode_signbit_p): Externalize function...
3972 * rtl.h (mode_signbit_p): ... to here.
3973 * combine.c (simplify_shift_const): Recognize PLUS signbit as
3974 canonical form of XOR signbit and move to outer op.
3976 2004-10-18 Diego Novillo <dnovillo@redhat.com>
3978 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
3980 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
3981 Don't call fold_stmt more than once, use bsi_replace.
3983 2004-10-18 Diego Novillo <dnovillo@redhat.com>
3985 PR tree-optimization/17656
3986 * tree-ssa.c (replace_immediate_uses): When replacing a
3987 constant, if the call to fold_stmt produced a different
3988 statement, get an appropriate statement pointer by scanning
3991 2004-10-18 Richard Henderson <rth@redhat.com>
3993 * pointer-set.c (hash1): Don't use libm functions in fallback case.
3995 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
3998 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
3999 (stage1-start): Remove and copy libunwind.a and
4000 libunwind*$(SHLIB_EXT) instead of libunwind*.
4001 (stage2-start): Likewise.
4002 (stage3-start): Likewise.
4003 (stage4-start): Likewise.
4004 (stageprofile-start): Likewise.
4005 (stagefeedback-start): Likewise.
4007 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
4008 the shared library to be created and don't remove the existing
4010 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
4011 * config/i386/t-nwld (SHLIB_LINK): Likewise.
4012 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
4013 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
4014 * config/sh/t-linux (SHLIB_LINK): Likewise.
4015 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
4016 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
4017 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
4018 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
4020 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
4023 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4025 * basic-block.h (reg_set_iterator): New.
4026 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
4027 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
4028 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
4029 * caller-save.c (save_call_clobbered_regs): Adjust to the new
4031 * cfgcleanup.c (thread_jump): Likewise.
4032 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
4033 * conflict.c (conflict_graph_compute): Likewise.
4034 * flow.c (verify_local_live_at_start, update_life_info,
4035 initialize_uninitialized_subregs, propagate_one_insn,
4036 init_propagate_block_info, free_propagate_block_info,
4037 propagate_block, dump_regset): Likewise.
4038 * global.c (global_conflicts): Likewise.
4039 * graph.c (start_bb): Likewise.
4040 * local-alloc.c (update_equiv_regs): Likewise.
4041 * loop.c (load_mems): Likewise.
4042 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
4043 find_reg, finish_spills): Likewise.
4044 * resource.c (mark_target_live_regs): Likewise.
4045 * sched-deps.c (sched_analyze_insn): Likewise.
4046 * sched-rgn.c (sched-rgn.c): Likewise.
4047 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
4049 2004-10-18 Jakub Jelinek <jakub@redhat.com>
4051 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
4052 operand 1 instead of 2
4054 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
4056 * loop-unroll.c: Fix comment typos.
4058 2004-10-18 Revital Eres <eres@il.ibm.com>
4060 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
4061 * loop-unroll.c: Include varray.h.
4062 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
4063 opt_info and expand it to support variable expansion.
4064 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
4065 expand it to support variable expansion.
4066 (pt_info_start_duplication): Rename si_info_start_duplication.
4067 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
4068 to the variable expansion optimization.
4069 (free_opt_info): Rename free_si_info.
4070 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
4071 expand_var_during_unrolling, insert_var_expansion_initialization,
4072 combine_var_copies_in_loop_exit, release_var_copies,
4073 get_expansion): New functions.
4074 (peel_loop_completely, unroll_loop_constant_iterations,
4075 unroll_loop_runtime_iterations, peel_loop_simple,
4076 unroll_loop_stupid): Change uses of struct si_info
4078 and add uses of fvariable-expansion-in-unroller flag.
4079 * params.def: Add parameter to restrict the number of expansions.
4080 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
4081 the number of expansions.
4082 * common.opt: (fvariable-expansion-in-unroller): New flag.
4083 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
4085 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4087 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
4088 __GXX_MERGED_TYPEINFO_NAMES to 0.
4090 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
4092 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
4093 handle barriers in a bb by checking that it points to a NULL bb.
4094 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
4095 (emit_barrier_after, emit_barrier): Ditto.
4097 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
4099 * doc/extend.texi (Attribute Syntax): Clarify details of
4100 attributes on parameters.
4102 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
4104 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
4107 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4110 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4112 * c-typeck.c (default_function_array_conversion): Always create
4113 &a[0] for array types.
4114 (build_unary_op): Do not fold &a[x] into a + x.
4116 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4119 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
4120 block if there is a goto with a locus.
4122 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
4124 * config/elfos.h, config/gofast.h, config/interix.h,
4125 config/netbsd.h, config/svr3.h, config/vxworks.h,
4126 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
4127 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4128 config/alpha/netbsd.h, config/arm/arm-modes.def,
4129 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
4130 config/cris/aout.h, config/frv/frv-modes.def,
4131 config/i386/beos-elf.h, config/i386/gas.h,
4132 config/i386/i386-coff.h, config/i386/i386-modes.def,
4133 config/i386/linux.h, config/i386/linux64.h,
4134 config/i386/mingw32.h, config/i386/netbsd-elf.h,
4135 config/i386/netbsd64.h, config/i386/sco5.h,
4136 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
4137 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
4138 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
4139 config/mips/mips-modes.def, config/mips/sdb.h,
4140 config/mips/vr.h, config/mips/vxworks.h,
4141 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
4142 config/pa/pa32-linux.h, config/rs6000/40x.md,
4143 config/rs6000/7450.md, config/rs6000/8540.md,
4144 config/rs6000/linuxspe.h, config/rs6000/power4.md,
4145 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
4146 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
4147 config/s390/s390-modes.def, config/sh/elf.h,
4148 config/sh/sh-modes.def, config/sh/sh64.h,
4149 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
4150 config/stormy16/stormy16.md, config/v850/v850-protos.h,
4151 config/vax/vax.md: Update copyright.
4153 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
4155 * expr.c (expand_expr_real_1): Remove an obsolete comment.
4157 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
4159 * c-typeck.c (default_function_array_conversion): Always create
4160 &a[0] for array types.
4161 (build_unary_op): Do not fold &a[x] into a + x.
4163 2004-10-17 Jakub Jelinek <jakub@redhat.com>
4165 * pointer-set.c (hash1): Use integer part of 2^64 / phi
4166 instead 2^32 / phi if long is 64-bit.
4168 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
4170 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
4172 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
4174 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
4175 __ptrextent__, __ptrvalue and __ptrvalue__.
4176 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
4179 2004-10-16 Dale Johannesen <dalej@apple.com>
4181 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
4183 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4185 PR tree-optimization/17766
4186 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
4187 (dom_info_available_p): Declare.
4188 * cfghooks.c (split_block, make_forwarder_block): Use
4189 dom_info_available_p.
4190 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
4191 free_dominance_info, verify_dominators): Ditto.
4192 (dom_info_available_p): New function.
4193 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
4194 (thread_jumps): Use dom_info_available_p.
4195 * tree-complex.c (expand_complex_div_wide): Ditto.
4196 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4198 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4200 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
4201 (find_best_candidate): Take also important candidates into account.
4202 (find_optimal_iv_set): Initialize important_candidates bitmap.
4204 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4206 PR tree-optimization/17560
4207 * predict.c (tree_estimate_probability): Mark irreducible
4210 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
4212 PR rtl-optimization/17723
4213 * cfgcleanup.c (merge_memattrs): Handle case when
4214 MEM_SIZE == NULL_RTX.
4216 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
4218 * toplev.c (dump_file_name): Change type to be const.
4220 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
4222 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
4223 non_lvalue to stop something being a null pointer constant.
4225 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
4227 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
4228 available for TARGET_FPRS.
4229 (FUNCTION_VALUE_REGNO_P): Same.
4231 2004-10-15 Geoffrey Keating <geoffk@apple.com>
4233 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
4234 -maltivec in same style as other ISA options.
4236 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
4238 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
4241 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
4243 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
4244 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
4245 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
4246 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
4247 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
4248 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
4249 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
4250 predict.def, predict.h, protoize.c, reload.h, resource.h,
4251 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
4252 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
4253 unwind-sjlj.c, value-prof.h: Update copyright.
4255 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
4257 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
4259 2004-10-15 Diego Novillo <dnovillo@redhat.com>
4261 * tree-optimize.c (execute_one_pass): Stop timer right after
4264 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4267 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4270 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
4271 (remove_useless_stmts_1): Fold trees we know how to fold.
4273 2004-10-14 David Edelsohn <edelsohn@gnu.org>
4275 * configure.ac: Add .machine power4 directive when testing for
4277 * configure: Regenerate.
4279 2004-10-14 Geoffrey Keating <geoffk@apple.com>
4281 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
4283 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4285 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
4288 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
4290 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
4291 for 'f' if !TARGET_FPRS.
4293 2004-10-14 Richard Henderson <rth@redhat.com>
4296 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
4298 2004-10-14 Richard Henderson <rth@redhat.com>
4301 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
4303 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
4304 instaed of current_function_decl non-null.
4306 2004-10-14 Matt Austern <austern@apple.com>
4308 * pointer-set.c: New file, special-purpose hash table.
4309 * pointer-set.h: New file.
4310 * tree.h (struct pointer_set_t): Declare as opaque type.
4311 (tree_walk): Last argument is pointer_set_t* now.
4312 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
4314 (walk_tree): Convert from htab_t to pointer_set_t for keeping
4315 track of which nodes have already been visited.
4316 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
4317 * cgraphunit.c (cgraph_create_edges): Likewise.
4318 (cgraph_characterize_statics_local): Likewise.
4319 * tree-dfa.c (collect_dfa_stats): Likewise.
4320 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
4322 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
4323 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
4324 of walk_subtrees is pointer_set_t* now.
4325 * Makefile.in (OBJS-common): add pointer-set.o
4326 (tree-inline.o): Depends on pointer-set.h
4327 (tree-dfa.o): Likewise
4328 (cgraphunit.o): Likewise
4330 2004-10-14 Geoffrey Keating <geoffk@apple.com>
4332 * config/rs6000/darwin.h (ASM_SPEC): Delete.
4333 (TARGET_ASM_FILE_START): Define.
4334 * config/darwin.h (ASM_SPEC): Define.
4335 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
4336 -mlong-double-128, it's the default. Update comment about reason
4337 for force_cpusubtype_ALL.
4338 * config/rs6000/darwin-vecsave.asm: Supply .machine.
4339 * config/rs6000/darwin-world.asm: Likewise.
4340 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
4341 (symbolic_operand): Delete #if 0ed code.
4343 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4345 * stmt.c (add_case_node): Make sure that we have integer
4346 constant before calling tree_int_cst_compare.
4348 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
4352 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
4353 (remove_useless_stmts_1): Fold trees we know how to fold.
4355 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
4357 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
4358 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
4361 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
4363 * reload.c (find_reloads): When reloading a PLUS with constant
4364 operand, make sure the constant is pushed to the constant pool
4366 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
4367 reload bug workaround.
4368 (s390_expand_plus_operand): Likewise.
4370 2004-10-14 David Edelsohn <edelsohn@gnu.org>
4372 * opts.c (common_handle_option): Do not enable
4373 flag_speculative_prefetching for -fprofile-generate/use.
4375 2004-10-14 Devang Patel <dpatel@apple.com>
4378 * tree-if-conv.c (process_phi_nodes): Process latch block.
4379 (combine_blocks): Process latch block and update loop structure.
4381 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
4383 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
4384 (vect_update_ivs_after_vectorizer):
4385 (vect_transform_for_unknown_loop_bound):
4386 (tree_duplicate_loop_to_edge):
4387 (allocate_new_names):
4390 (rename_variables_in_bb):
4392 (rename_variables_in_loop):
4394 (update_phis_for_duplicate_loop):
4395 (update_phi_nodes_for_guard):
4396 (make_loop_iterate_ntimes):
4397 (tree_duplicate_loop_to_edge_cfg):
4399 (vect_analyze_loop_with_symbolic_num_of_iters):
4400 (verify_loop_for_duplication):
4401 (vect_gen_niters_for_prolog_loop):
4402 (vect_update_niters_after_peeling):
4403 (vect_update_inits_of_dr):
4404 (vect_update_inits_of_drs):
4405 (vect_build_loop_niters):
4406 (vect_do_peeling_for_alignment): New functions.
4407 (vect_transform_loop): Add unknown and known but indivisible loop
4408 bound support; add peeling for unalignment support.
4409 (vect_analyze_loop_form): Support symbolic number of iterations.
4410 (vect_transform_loop_bound): New input parameter.
4411 (vect_get_loop_niters): Change input parameter type.
4412 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
4413 (vectorizable_store): Allow unaligned access.
4414 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
4415 (vect_analyze_data_refs_alignment): Allowed one unaligned
4417 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
4419 (LOOP_VINFO_INT_NITERS): New macro.
4420 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
4421 (do_peeling_for_alignment):
4422 (unaligned_drs): New members of _loop_vec_info.
4423 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
4425 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
4427 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
4428 (struct tree_string): Remove "const" qualifier for "str".
4430 2004-10-14 Ira Rosen <irar@il.ibm.com>
4432 * tree-vectorizer.c (vect_analyze_data_refs): Call
4433 vect_get_base_and_bit_offset to get memory tag for array ref.
4434 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
4436 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
4438 * configure.ac: Use $LN_S for creating symlinks (not $LN).
4439 * configure: Regenerate.
4441 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4443 * doc/install.texi (*-*-solaris2*): Update with info about kernel
4444 patches to solve spurious testsuite failures.
4446 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
4448 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
4449 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
4450 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
4451 gcc_assert under ENABLE_CHECKING.
4452 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
4453 get_vectype_for_scalar_type).
4455 (vect_get_vec_def_for_operand): Remove redundant variables.
4456 (vect_transform_loop): Likewise.
4458 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
4460 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
4461 global for -mcaller-super-interworking.
4462 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
4463 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
4464 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
4465 not need a frame pointer.
4466 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
4467 the soft frame pointer offset.
4468 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
4469 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
4470 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
4471 the stack. Use frame_pointer_needed to choose between them.
4472 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
4473 (interwork_with_frame): New macro.
4474 (interwork): Add _interwork_{r7,r11}_call_via_rN().
4476 2004-10-14 Ben Elliston <bje@au.ibm.com>
4479 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
4480 up the filename looking for a previous directory separator.
4482 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
4484 * c-tree.h (enum c_typespec_kind, struct c_typespec,
4485 parser_xref_tag): New.
4486 (struct c_declspecs): Add tag_defined_p. Adjust definition of
4488 (declspecs_add_type): Adjust prototypes.
4489 * c-parse.in (%union): Add tstype.
4490 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
4491 typespec_reserved_attr, typespec_nonreserved_nonattr,
4492 structsp_attr, structsp_nonattr): Change to tstype. Update
4494 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
4495 (declspecs_add_type): Update to take struct c_typespec argument.
4496 Set tag_defined_p and typedef_p as appropriate.
4497 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
4498 Update to return struct c_typespec.
4499 (shadow_tag_warned): Don't let empty declarations with qualifiers
4500 or storage class specifiers redeclare a tag if a previous
4501 declaration is visible.
4503 2004-10-13 Richard Henderson <rth@redhat.com>
4506 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
4507 for DECL_INCOMING_RTL.
4509 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
4512 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
4513 trunc_int_for_mode for constants used in shortened mode.
4515 2004-10-13 Richard Henderson <rth@redhat.com>
4518 * c-common.c (handle_mode_attribute): Disallow mode changes that
4519 alter the CODE of the top-level type.
4521 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
4522 integer from internal limits macros.
4523 * config/i386/mm3dnow.h (__v2sf): Fix base type.
4525 2004-10-13 Richard Henderson <rth@redhat.com>
4528 * function.c (instantiate_decl): Recurse for CONCAT.
4530 2004-10-13 David Edelsohn <edelsohn@gnu.org>
4532 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
4535 (extzvdi_internal1): Add attribute "compare".
4536 (extzvdi_internal2): Same.
4538 2004-10-12 Tom Tromey <tromey@redhat.com>
4540 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
4542 2004-10-13 Dale Johannesen <dalej@apple.com>
4544 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
4546 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
4548 * toplev.c (compile_file): Call mudflap_finish_file from here ...
4549 * c-decl.c (c_write_global_declarations): ... instead of here ...
4550 * cp/decl.c (cp_finish_file): ... and here.
4551 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
4553 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4555 * tree-ssa-dom.c (record_range): Free the element if we are not
4558 2004-10-13 Tom Tromey <tromey@redhat.com>
4561 * gcc.c (option_map): Added --extdirs and --encoding.
4563 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4566 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
4567 sparc_can_output_mi_thunk.
4568 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
4569 handling of vcall offset.
4570 (sparc_can_output_mi_thunk): New predicate.
4571 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
4572 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
4573 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
4575 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
4577 * config/sparc/sparc.md (movdi): Remove redundant test.
4579 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
4581 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
4582 TDF_IPA from -fdump-tree-*-all.
4584 2004-10-13 Paul Brook <paul@codesourcery.com>
4586 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
4587 * config/arm/arm.c (thumb_find_work_register): Update comments.
4588 (arm_load_pic_register): Add argument for scratch register.
4589 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
4590 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
4592 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
4594 * tree-data-ref.c: Fix comment typos.
4596 2004-10-13 Jakub Jelinek <jakub@redhat.com>
4597 Zdenek Dvorak <dvorakz@suse.cz>
4599 PR tree-optimization/17724
4600 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
4602 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
4604 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
4605 (altivec_builtin_mask_for_store): Likewise.
4606 (altivec_init_builtins): Use lang_hooks.builtin_function to
4607 create the decls for builtin_altivec_mask_for_load/store.
4609 2004-10-13 Nick Clifton <nickc@redhat.com>
4611 * config/c4x/c4x.c: Remove inclusion of loop.h.
4613 2004-10-12 Ben Elliston <bje@au.ibm.com>
4615 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
4616 (ei_container): New; renamed.
4617 (ei_start, ei_last): New macros.
4618 (ei_start_1, ei_last_1): Renamed from ei_start.
4619 (ei_last_1, ei_end_p): Use ei_container() where applicable.
4620 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
4621 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
4623 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
4625 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
4626 * cfgloop.c (initialize_loops_parallel_p): New.
4627 (flow_loops_find): Initialize the parallel_p field to true for all
4629 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
4630 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
4631 the size of the data accessed in the loop.
4632 (struct nb_iter_bound): Moved...
4633 * cfgloop.h (struct nb_iter_bound): ... here.
4634 (estimated_nb_iterations, parallel_p): New fields in struct loop.
4635 (record_estimate): Declare extern here.
4636 * tree-chrec.c: Fix comments.
4637 (nb_vars_in_chrec): New function.
4638 * tree-chrec.h (nb_vars_in_chrec): Declared here.
4639 * tree-data-ref.c: Don't include lambda.h, that is already included
4641 (tree_fold_divides_p): Don't check for integer_onep.
4642 (tree_fold_bezout): Removed.
4643 (gcd): New static duplicated function.
4644 (int_divides_p, dump_subscript): New.
4645 (dump_data_dependence_relation): Use dump_subscript.
4646 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
4647 estimate_niter_from_size_of_data): New.
4648 (analyze_array_indexes, analyze_array): Call
4649 estimate_niter_from_size_of_data during the detection of array
4650 references. Pass in a pointer to the statement that contains the
4652 (all_chrecs_equal_p): New.
4653 (compute_distance_vector): Renamed compute_subscript_distance.
4654 Deal with multivariate conflict functions.
4655 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
4656 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
4657 (non_affine_dependence_relation): New.
4658 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
4659 analyze_siv_subscript, analyze_miv_subscript,
4660 analyze_overlapping_iterations, subscript_dependence_tester):
4661 Initialize and return last_conflicts function.
4662 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
4663 compute_overlap_steps_for_affine_1_2): New.
4664 (analyze_siv_subscript_affine_cst): Removed.
4665 (analyze_subscript_affine_affine): Disprove dependences based on the
4666 iteration domains. Solve the univariate dependence case as before,
4667 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
4668 Implement the multivariate case of 2 versus 1 variables.
4669 (build_classic_dist_vector, build_classic_dir_vector): Implement some
4671 (find_data_references_in_loop): Compute and initialize
4672 loop->estimated_nb_iterations and loop->parallel_p.
4673 (analyze_all_data_dependences): Modify the debug dump order.
4674 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
4675 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
4676 (SUB_LAST_CONFLICT, subscript->last_conflict,
4677 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
4678 DDR_AFFINE_P, DDR_SIZE_VECT): New.
4679 (find_data_references_in_loop, initialize_data_dependence_relation,
4680 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
4682 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
4684 * configure: Regenerate.
4686 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
4689 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
4690 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
4691 and constant folding of floating point MULT_EXPR/PLUS_EXPR
4694 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
4696 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
4697 (s390_gimplify_va_arg): Likewise.
4699 2004-10-12 Daniel Jacobowitz <dan@debian.org>
4701 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
4702 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
4703 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
4704 * regclass.c (record_address_regs): Remove ifdef. Use
4705 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
4706 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
4708 (scan_rtx_address, replace_oldest_value_addr): Use
4709 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
4710 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
4711 unnecessary definitions.
4712 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
4713 and MODE_BASE_REG_REG_CLASS.
4714 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
4715 (MODE_BASE_REG_REG_CLASS): Define.
4716 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
4717 (REG_MODE_OK_FOR_REG_BASE_P): Define.
4718 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
4719 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
4721 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
4723 * tree-ssa-alias.c (verify_name_tags): New function.
4724 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
4725 (verify_alias_info): Call verify_name_tags.
4727 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
4729 PR rtl-optimization/17931
4730 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
4733 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
4735 * arm.c (arm_print_operand): Use output_operand_lossage where possible
4736 rather than aborting.
4738 2004-10-12 Paul Brook <paul@coudesourcery.com>
4740 * config.gcc: Add armv6{k,z,zk}
4741 * config/arm/arm-cores.def: Add arm1176 and mpcore.
4742 * config/arm/tune.md: Regenerate.
4743 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
4745 (all_architectures): Add armv6k, armv6z, armv6zk.
4746 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
4747 * doc/invoke.texi: Document new arch and cpu values.
4749 2004-10-12 Paul Brook <paul@coodesourcery.com>
4751 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
4754 2004-10-12 Paul Brook <paul@codesourcery.com>
4756 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
4757 Handle negative constants.
4759 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
4762 * c-typeck.c (convert_arguments): Return error_mark_node if there
4763 are too few arguments.
4764 (build_function_call): Handle error_mark_node return from
4767 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
4769 * configure.ac (symbolic_link): Replace with $LN_S.
4770 (Assembler/Linker): Hard link from gas and binutils trees.
4771 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
4772 * configure: Regenerate.
4774 2004-10-12 Paul Brook <paul@codesourcery.com>
4776 * configure.ac: Don't look for host assembler when building a canadian
4778 * configure: Regenerate.
4780 2004-10-11 Roger Sayle <roger@eyesopen.com>
4783 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
4784 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
4785 line options for "-lang-asm" and if found allow any of the C-family
4787 (c_common_handle_option): Remove last use of permit_fortran_options.
4789 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
4791 * config/s390/s390.c (print_operand): Support 'S' format flag.
4792 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
4793 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
4794 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
4795 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
4796 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
4797 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
4798 ("*movstricthi"): Likewise.
4799 ("*load_multiple_di", "*load_multiple_si"): Likewise.
4800 ("*store_multiple_di", "*store_multiple_si"): Likewise.
4801 ("*sethiqisi", "*sethihisi"): Likewise.
4802 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
4803 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
4804 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
4805 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
4806 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
4808 ("*tmhi_full"): Fix incorrect op_type attribute.
4810 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
4811 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
4812 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
4813 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
4815 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
4818 * function.c (temp_slots_at_level): Fix typo which creates too
4819 many temp stack slots levels.
4821 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
4823 * config/s390/s390.c (s390_trampoline_template): Generate shorter
4825 (s390_trampoline_instantiate): Adapt.
4826 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
4828 2004-10-11 Roger Sayle <roger@eyesopen.com>
4831 * stmt.c (add_case_node): Add additional type argument. Declare
4832 as static to match prototype. Convert the upper and lower bounds
4833 to the specified index type. Optimize away case ranges/values
4834 that are outside the index type's bounds. Truncate case ranges
4835 that span the index type's bounds.
4836 (expand_case): Avoid unnessary computation and memory allocation
4837 when index type is error_mark_node. Pass index_type as required
4838 by change to add_case_node API. No need to convert case range
4839 bounds to index_type, this is now done by add_case_node.
4841 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
4843 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
4844 * config/s390/s390.c (s390_offset_p): New function.
4845 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
4846 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
4847 transform Q->Q alternatives to *clc pattern.
4849 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
4850 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
4851 to transform Q->Q alternatives to *mvc pattern.
4852 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
4853 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
4854 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
4855 transform Q->Q alternatives to *nc pattern.
4856 ("*nc"): New insn. New peephole to merge adjacent NCs.
4857 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
4858 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
4859 transform Q->Q alternatives to *oc pattern.
4860 ("*oc"): New insn. New peephole to merge adjacent OCs.
4861 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
4862 transform Q->Q alternatives to *xc pattern.
4863 ("*xc"): New insn. New peephole to merge adjacent XCs.
4864 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
4866 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4868 * gimplify.c (gimple_push_condition): Make sure that we don't
4869 have any saved condition cleanup if we were at the top level.
4871 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
4873 * config/frv/frv.md (*adddi3_internal): Change name to...
4874 (adddi3): ...replacing the exisiting define_expand. Combine
4875 alternatives. Fix the range of the constant constraints ('J' instead
4876 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
4877 to extract the lower and upper halves of the DImode operands.
4878 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
4879 (adddi3_lower): Fix the range of the constant constraints and
4880 remove the bogus operands[2] check.
4881 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
4882 operand 2. Use addxi to handle constant operands.
4883 (subdi3_lower, subdi3_upper): Don't handle constant operands.
4885 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
4887 * gengtype-lex.l: Add commented } & ) characters to unconfuse
4888 editor's paren matching. Allow #define inside a struct.
4890 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
4893 part of PR c++/17657
4894 * fold-const.c (fold_build_cleanup_point_expr): New function.
4895 * tree.h (fold_build_cleanup_point_expr): Prototype.
4897 2004-10-10 Eric Christopher <echristo@redhat.com>
4899 * dwarf2out.c: Move attribute to subprogram declaration
4900 instead of subroutine type.
4902 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
4904 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
4905 hoist_insn_after, and hoist_insn_to_edge.
4906 * rtl.h: Remove the prototypes for reg_referenced_between_p,
4907 no_jumps_between_p, and insn_dependent_p.
4908 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
4909 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
4910 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
4911 hoist_insn_to_edge): Remove.
4913 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
4916 * c-decl.c (grokparms): Don't warn for parameters of incomplete
4917 type in declarations that are not definitions except for the case
4918 of parameters of void type.
4920 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
4922 * tree-cfg.c: Fix comment typos.
4924 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
4927 * builtins.c (expand_builtin_va_start): Check for too few
4928 arguments to va_start.
4930 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
4933 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
4934 fields a pedwarn. Pedwarn here for unnamed structs/unions if
4936 * c-parse.in (component_decl): Don't pedwarn here for unnamed
4939 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4941 PR tree-optimization/17906
4942 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
4943 copy non-gimple reg arguments.
4945 2004-10-09 Roger Sayle <roger@eyesopen.com>
4947 PR rtl-optimization/17853
4948 * simplify-rtx.c (simplify_relational_operation): Correct comment.
4949 Reorganize handling of comparison operations with floating point
4950 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
4951 Likewise, introduce support for comparison operations with vector
4952 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
4954 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
4955 * doc/tm.texi: Likewise.
4957 2004-10-09 Steven Bosscher <stevenb@suse.de>
4959 * regs.h (struct reg_info_def): Remove the last_node_uid and
4960 changes_mode fields.
4961 (REGNO_LAST_NOTE_UID): Don't define.
4962 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
4963 * regmove.c (copy_src_to_dest): Likewise.
4965 2004-10-09 Roger Sayle <roger@eyesopen.com>
4968 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
4969 relational comparison operator op needs to be swapped/reversed when
4970 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
4972 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4975 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
4976 instead of bsi_start.
4977 (value_replacement): Likewise.
4978 (abs_replacement): Likewise
4980 2004-10-09 Steven Bosscher <stevenb@suse.de>
4982 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
4983 (expand_gimple_cond_expr, expand_gimple_tailcall,
4984 expand_gimple_basic_block): Use it to dump RTL for each stmt.
4985 (tree_expand_cfg): Announce full RTL function dump.
4986 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
4987 not the graph version.
4988 * tree-pretty-print.c (dump_generic_node): Allow empty statements
4989 in the arms of a COND_EXPR for lowered nodes.
4991 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
4993 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
4994 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
4995 strtoufix16, strtoufix32, strtoufix64): Declare.
4997 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
4999 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
5000 for an out-of-range floating point constant.
5001 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
5002 warning if the target format does not support infinities.
5004 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5006 * emit-rtl.c (last_label_num, base_label_num): Remove.
5007 (max_label_num): Always return label_num.
5008 (set_new_last_label_num, restore_emit_status): Remove.
5009 (init_emit): Don't initialize last_label_num.
5010 * function.c (pop_function_context_from): Don't call
5011 restore_emit_status.
5012 * function.h: Remove the prototype for restore_emit_status.
5013 * rtl.h: Remove the prototype for set_new_last_label_num.
5015 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5017 * stmt.c (expand_decl_init): Remove.
5018 * tree.h: Remove the corresponding prototype.
5020 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5022 * integrate.c (try_constants, subst_constants, mark_stores):
5024 * integrate.h: Remove the prototype for try_constants.
5026 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5028 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
5029 (convert_for_assignment): Handle ic_argpass_nonproto. Add
5030 comments about its relevance to errors.
5031 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
5033 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5036 * c-ppoutput.c (cb_ident): Don't quote string as it is already
5039 2004-10-08 Diego Novillo <dnovillo@redhat.com>
5041 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
5042 reference_node_pool.
5044 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5046 * tree-cfg.c: Fix a comment typo.
5048 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
5050 * config/s390/s390.c (s390_register_info): Don't save fprs for
5052 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
5054 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
5056 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
5057 (TARGET_DEFAULT): Use symbolic values.
5058 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
5059 (TARGET_DEFAULT): Use symbolic values.
5060 * config/s390/s390.c (s390_backchain_string): Initialize to
5061 TARGET_DEFAULT_BACKCHAIN.
5063 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5065 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
5066 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
5068 (expand_builtin_strcat): Accept a type parameter.
5069 (fold_builtin_mempcpy): Accept a type and endp parameter.
5071 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
5072 Accept an `exp' instead of an `arglist'.
5074 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
5076 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
5077 reverting my 2004-09-07 patch to use build_int_cst.
5079 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5082 * config/sparc/sparc.c (input_operand): Remove redundant code
5083 for handling LO_SUM.
5084 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
5085 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
5086 Otherwise only accept it for TFmode if quad move insns are available.
5088 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
5090 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
5091 common cases will be caught earlier than others.
5093 2004-10-08 Michael Matz <matz@suse.de>
5095 * loop-doloop.c (doloop_optimize): Extend count.
5097 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
5099 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
5100 (prefetch): Convert to expander.
5102 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
5104 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
5105 first argument of CALL.
5106 (tls_local_dynamic): Likewise.
5108 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
5110 * c-typeck.c (enum impl_conv): New.
5111 (convert_for_assignment): Use it. Take tree for function called
5112 instead of its name. Handle ObjC selectors for diagnostics at
5113 start of function. Select diagnostic text within the function
5114 using full sentences for diagnsotics. Use %qE to name functions
5116 (convert_arguments, build_modify_expr,
5117 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
5118 callers to convert_for_assignment.
5119 (warn_for_assignment): Remove.
5121 2004-10-08 Nick Clifton <nickc@redhat.com>
5123 * config/sh/symbian.c (symbian_possibly_export_base_class):
5124 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
5125 TYPE_CONTAINS_VPTR_P.
5127 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5129 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
5130 fixed registers form all_used_regs. Update call_really_used_regs.
5131 (CALL_REALLY_USED_REGISTERS): Define.
5132 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
5133 with call_really_used_regs.
5135 2004-10-08 Alan Modra <amodra@bigpond.net.au>
5137 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
5138 for -profile as well as -p and -pg.
5140 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
5142 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
5144 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5146 * tree-cfg.c (tree_block_forwards_to): Remove.
5147 * tree-flow.h: Remove the corresponding prototype.
5149 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5151 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
5152 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
5154 2004-10-07 Geoffrey Keating <geoffk@apple.com>
5157 * config/rs6000/rs6000.c (rs6000_generate_compare): When
5158 flag_trapping_math is in effect, don't generate subtract
5161 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
5163 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
5164 * config/s390/s390.c (s390_narrow_logical_operator): New function.
5165 (s390_extra_constraint_str): Add 'A' constraints.
5166 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
5167 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
5168 (CONSTRAINT_LEN): Likewise.
5169 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
5170 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
5171 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
5172 ("*iordi3"): Add OI alternative and splitter.
5173 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
5174 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
5175 ("*xordi3"): Add XI alternative and splitter.
5176 ("*xorsi3", "*xorhi3"): Likewise.
5178 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5180 * config/mips/mips.c (mips_function_rodata_section): New function.
5181 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
5183 2004-10-07 Devang Patel <dpatel@apple.com>
5185 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
5186 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
5187 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
5188 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
5189 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
5190 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
5191 UNSPEC_VCONDU_V16QI): New constant defines.
5192 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
5193 vconduv16qi): New patterns.
5194 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
5195 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
5196 (get_vec_cmp_insn): Same.
5197 (get_vsel_insn): Same.
5198 (rs6000_emit_vector_compare): Same.
5199 (rs6000_emit_vector_select): Same.
5200 (INSN_NOT_AVAILABLE): New.
5202 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5204 PR tree-optimization/17749
5205 * tree-tailcall.c (find_tail_calls): Check that parameter is
5208 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5210 * config/ia64/ia64.c: Fix a comment typo.
5212 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5214 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
5216 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5219 * tree-inline.c (expand_call_inline): Do not warn for functions
5220 marked with attribute noinline.
5222 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5225 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
5226 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
5228 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
5229 of 0 as 4th argument to pass_by_reference.
5230 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
5232 2004-10-06 Eric Christopher <echristo@redhat.com>
5234 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
5237 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5240 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
5242 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5244 PR rtl-optimization/17791
5245 * loop-doloop.c (doloop_modify): Take number of iterations as
5247 (doloop_optimize): Extend or shorten the number of iterations
5248 when changing mode of counter register.
5249 * loop-iv.c (lowpart_subreg): Export.
5250 * rtl.h (lowpart_subreg): Declare.
5252 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
5254 PR tree-optimization/17806
5255 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
5256 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
5257 flags moved to split_edge.
5259 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5262 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
5263 before tentatively building the conditional move sequence.
5265 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5268 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
5270 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
5271 function_arg_padding.
5273 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
5276 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
5278 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
5280 * hooks.c (hook_int_void_1, hook_void_int): Remove.
5281 * hooks.h: Remove the corresponding prototypes.
5283 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5286 * tree-nested.c (walk_stmt_info): Add changed field.
5287 (convert_nonlocal_reference): Set changed to when we
5288 change a decl to unnested decl.
5289 <case ADDR_EXPR>: Instead of checking if the immediate part
5290 of the ADDR_EXPR changed, check the field changed.
5291 Use recompute_tree_invarant_for_addr_expr instead of unsetting
5293 (convert_local_reference): Set changed to when we
5294 change a decl to unnested decl.
5295 <case ADDR_EXPR>: Instead of checking if the immediate part
5296 of the ADDR_EXPR changed, check the field changed.
5297 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
5299 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
5301 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
5302 * dwarf2out.c (dwarf2out_init): Remove references to
5303 DWARF2_GENERATE_TEXT_SECTION_LABEL.
5304 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
5305 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
5307 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
5309 * c-typeck.c (convert_arguments): Take expression for called
5310 function rather than its name. Handle ObjC selectors directly
5311 rather than relying on warn_for_assignment to do so. Call warning
5312 directly rather than warn_for_assignment. Use %qE in diagnostics.
5313 Say "argument" rather than "arg" in diagnostics.
5314 (build_function_call): Update call to convert_arguments.
5316 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5319 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
5320 ENUMs specially instead of just saying we do.
5322 2004-10-06 Eric Christopher <echristo@redhat.com>
5324 * dwarf2.h: Sync with include/elf/dwarf2.h
5326 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
5328 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
5331 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
5333 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
5334 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
5336 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
5338 * lambda-code.c (compute_nest_using_fourier_motzkin): New
5340 (lambda_compute_auxillary_space): Split from here.
5342 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
5344 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
5345 * tree-flow.h: Add prototype.
5346 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
5347 expr_invariant_in_loop.
5349 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
5351 * tree-cfg.c (thread_jumps): Remove a duplicate check for
5354 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
5356 * config/s390/s390-protos.h (s_imm_operand): Remove.
5357 (s390_pool_operand): Add prototype.
5358 * config/s390/s390.c (general_s_operand): Remove.
5359 (s_imm_operand): Remove.
5360 (s_operand): Merge contents of general_s_operand.
5361 (s390_pool_operand): New function.
5362 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
5363 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
5364 ("*cmpdi_ccu"): Merge Q->Q alternative.
5365 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
5366 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
5368 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
5369 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
5370 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
5372 2004-10-06 Steve Ellcey <sje@cup.hp.com>
5374 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
5375 call ia64_function_arg_boundary.
5376 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
5377 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
5378 (ia64_function_arg_advance): Do not put 128 bit floats into
5381 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5383 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
5384 Accept an expression instead of an arglist.
5385 (expand_builtin_stpcpy): Accept an expression instead of an
5388 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5391 * doc/install.texi (*-*-solaris2*): Mention potential problem
5392 with Sun assembler + GNU linker and C++ programs.
5393 Document status of binutils 2.15 release.
5395 2004-10-06 Jan Hubicka <jh@suse.cz>
5397 * cse.c (cse_main): Kill push/pop context.
5399 2004-10-05 Zack Weinberg <zack@codesourcery.com>
5401 * pretty-print.c: Include tree.h.
5402 (pp_base_prepare_to_format): New function, logic from
5403 text_specifies_location.
5404 (pp_base_format_text): Use gcc_assert.
5405 * pretty-print.h (pp_prepare_to_format): New macro.
5406 (pp_base_prepare_to_format): Prototype.
5407 * diagnostic.c (text_specifies_location): Delete.
5408 (bug_report_request): Delete.
5409 (diagnostic_set_info): Don't call text_specifies_location.
5410 (diagnostic_action_after_output): Put text from
5411 bug_report_request inline here. Use gcc_unreachable.
5412 (diagnostic_report_current_function): Fix comment.
5413 (diagnostic_report_diagnostic): Clarify logic for error recursion.
5414 Call pp_prepare_to_format before diagnostic_starter.
5415 (trim_filename): Use IS_DIR_SEPARATOR.
5416 (fatal_error, internal_error): Use gcc_unreachable.
5417 (error_recursion): Call diagnostic_action_after_output to
5418 issue the bug_report_request message and exit.
5419 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
5421 * c-parse.in: Add list of diagnostic messages to insulate
5422 translation template from version of yacc/bison used to
5423 compile the grammar.
5425 2004-10-06 Alan Modra <amodra@bigpond.net.au>
5428 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
5430 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5432 * basic-block.h: Remove the prototype for
5433 flow_preorder_transversal_compute.
5434 * cfganal.c (dfst_node): Remove.
5435 (flow_preorder_transversal_compute): Likewise.
5436 * rtl.h: Remove the prototype for get_jump_table_offset.
5437 * rtlanal.c (get_jump_table_offset): Remove.
5439 2004-10-05 Richard Henderson <rth@redhat.com>
5442 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
5444 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
5447 * Makefile.in: Stage the build directory too.
5449 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
5451 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
5453 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
5454 (frv_emit_move): Same.
5456 * config/frv/frv.c (frv_emit_move): New.
5457 (frv_legitimize_address): New.
5459 * config/frv/frv.md ("movsi"): Call frv_emit_move.
5466 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
5468 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
5471 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
5473 * c-decl.c (pushdecl): When an extern declaration at block scope
5474 refers to a visible entity with internal linkage, use the old DECL
5475 rather than the new one.
5477 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5479 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
5482 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5484 * tree-cfg.c (thread_jumps): Remove a duplicate check for
5487 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5489 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
5490 of FOR_BB_BETWEEN. Remove a useless check for unreachable
5493 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5495 * tree-cfg.c (cleanup_tree_cfg): Don't call
5496 delete_unreachable_blosk() after thread_jumps().
5497 (thread_jumps): Always remove basic blocks as they become
5500 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
5502 * tree-cfg.c (cleanup_tree_cfg): Remove variable
5503 something_changed. Simplify the while loop.
5505 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5507 * builtins.c (expand_builtin_memmove): Delete duplicate code
5508 and accept a tree type for the result.
5509 (expand_builtin_bcopy): Accept a tree type for the result.
5510 (fold_builtin_memmove): Accept an arglist and tree type for
5513 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
5515 * config/s390/s390.c (s390_dump_pool): Remove return value.
5516 Use gen_pool_align, gen_pool_section_start/end instead of
5517 gen_pool_start/end_31/64.
5518 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
5519 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
5520 ("pool_start_31", "pool_end_31"): Remove.
5521 ("pool_start_64", "pool_end_64"): Likewise.
5522 ("pool_align", "pool_section_start", "pool_section_end": New insns.
5524 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
5525 (TARGET_CANNOT_COPY_INSN_P): Define.
5526 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
5527 (struct constant_pool): New member 'execute'.
5528 (s390_add_execute, s390_find_execute): New functions.
5529 (s390_execute_label, s390_execute_target): Likewise.
5530 (s390_dump_pool): Output in-pool execute target templates.
5531 (s390_dump_execute): New function.
5532 (s390_alloc_pool, s390_free_pool): Handle execute templates.
5533 (s390_mainpool_start, s390_mainpool_finish): Likewise.
5534 (s390_chunkify_start, s390_chunkify_finish): Likewise.
5535 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
5536 ("*execute"): New insn pattern.
5537 ("movmem_short", "*movmem_short"): Use splitters to generate
5538 explicit execute pattern, remove embedded execute.
5539 ("clrmem_short", "*clrmem_short"): Likewise.
5540 ("cmpmem_short", "*cmpmem_short"): Likewise.
5542 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
5544 * tree-ssa.c (verify_ssa): Verify phi arguments only
5545 contain renamed names.
5547 2004-10-05 Alan Modra <amodra@bigpond.net.au>
5549 * config/rs6000/linux.h: Formatting, whitespace.
5550 * config/rs6000/linux64.h: Likewise.
5551 * config/rs6000/rs6000-protos.h: Likewise.
5552 * config/rs6000/rs6000.c: Likewise.
5553 (easy_vector_splat_const): Add fall thru comments.
5554 (output_vec_const_move): Likewise.
5556 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
5558 * Makefile.in: Update -Wno-error exceptions for move to build dir.
5560 2004-10-05 Chao-Ying Fu <fu@mips.com>
5561 Richard Sandiford <rsandifo@redhat.com>
5563 * doc/invoke.texi (-mpaired-single): Link to the new description of the
5564 built-in functions. Document dependencies.
5565 (-mips3d): Add link here too.
5566 * doc/extend.texi (MIPS Paired-Single Support): New section.
5568 2004-10-04 Chao-ying Fu <fu@mips.com>
5570 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
5572 2004-10-04 Diego Novillo <dnovillo@redhat.com>
5574 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
5575 Initialize OPT_STATS to 0.
5577 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
5579 * tree-data-ref.c: Fix comment typos.
5581 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
5583 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
5584 the predicate cannot be computed, don't initialize the result to
5587 2004-10-01 Eric Christopher <echristo@redhat.com>
5589 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
5590 locally defined enum.
5591 * dwarf2out.c (add_calling_convention_attribute): Don't
5594 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
5596 PR c/17178, PR c/17820
5597 * c-decl.c (pop_scope): Do not warn about unused static
5598 variables as they warned in the middle-end.
5600 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5602 * builtins.c (expand_builtin_memcpy): Delete duplicate code
5603 and make the first parameter the expression not the arglist.
5605 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
5607 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
5608 as valid modes to expand address expressions.
5610 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
5612 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
5613 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
5614 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
5615 code formatting conventions.
5617 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
5619 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
5621 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
5623 PR tree-optimization/16632
5624 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
5625 fold (A & C) == D into 0, fold ~C. Similarly, for the case
5626 where | is used instead of &.
5628 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
5630 * ginclude/stddef.h: Fix a comment typo.
5632 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5635 * config.gcc (i?86-*-solaris2*): Restore correct logic
5636 for --enable-threads option.
5637 (sparc64-*-solaris2*): Likewise.
5638 (sparc-*-solaris2*): Likewise.
5640 2004-10-03 Alan Modra <amodra@bigpond.net.au>
5642 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
5643 (OS_MISSING_POWERPC64): Move, and comment.
5644 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
5645 (OS_MISSING_POWERPC64): Move, and comment.
5647 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
5649 * arm.c (output_call_mem): Add missing \t.
5651 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5653 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
5654 expand_builtin_strncmp): Delete duplicate code.
5656 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
5658 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
5659 take check-base and -limit arguments.
5660 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
5661 check ranges for ARRAY_REF and COMPONENT_REF.
5662 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
5665 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
5667 * c-objc-common.c (c_tree_printer): Correct description of %E.
5668 Don't fall through after printing an expression.
5670 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
5672 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
5674 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
5676 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
5677 delete_unrechable_blocks() only when necessary.
5679 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
5681 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
5682 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
5683 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
5684 __gthread_recursive_mutex_unlock): New functions.
5686 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
5688 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
5689 * config/s390/tpf-eh.c: Remove file.
5690 * config/s390/tpf-unwind.h: New file.
5691 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
5692 (MD_UNWIND_SUPPORT): Define.
5694 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
5696 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
5698 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
5700 * config/s390/s390-protos.h (s390_comparison): Add prototype.
5701 * config/s390/s390.c (s390_comparison): New function.
5702 (s390_branch_condition_mask): Return -1 for invalid comparisons.
5703 (s390_branch_condition_mnemonic): Assert valid comparison.
5704 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
5705 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
5706 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
5707 s390_comparison instead of comparison_operator.
5709 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
5710 ("cmpmemdi"): Remove.
5711 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
5712 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
5713 ("cmpint_si"): Rename to ...
5714 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
5715 ("cmpint_di", "*cmpint_di"): Likewise.
5716 * config/s390/s390.c (s390_canonicalize_comparison): Remove
5717 redundant UNSPEC_CMPINT conversions.
5718 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
5720 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
5722 * collect2.c (COLLECT_PARSE_FLAG): Remove.
5723 (main): Remove a reference to COLLECT_PARSE_FLAG
5724 * system.h: Poison COLLECT_PARSE_FLAG.
5725 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
5727 2004-10-01 Paul Brook <paul@codesourcery.com>
5729 * config/arm/crti.asm: Give _init and _fini function type.
5731 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
5733 * common.opt (ftree-loop-ivcanon): Enable by default.
5734 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5735 Enable complete loop unrolling.
5736 (canonicalize_induction_variables, tree_unroll_loops_completely):
5739 2004-10-01 Paul Brook <paul@codesourcery.com>
5741 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
5742 not register number.
5743 (thumb_find_work_register): Search full register range.
5745 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
5748 * tree-cfg.c (group_case_labels): Get the label and not
5749 the case expr for the default case.
5750 When the label we looking at is the default, decrement the
5753 2004-10-01 Jan Hubicka <jh@suse.cz>
5755 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
5756 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
5757 * toplev.h (tree_rest_of_compilation): Update prototype.
5758 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
5760 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
5762 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
5763 cleanup_control_flow() out of the while loop.
5765 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
5767 * tree-vectorizer.c (vectorizable_operation): Fail unless
5768 the mode for the vector type is indeed a vector mode.
5770 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
5772 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
5773 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
5775 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5776 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
5777 follow_ssa_edge_in_rhs): Ditto.
5778 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
5779 (dump_iv): Dump base_object.
5780 (dump_use, dump_cand): Use dump_iv.
5781 (determine_base_object): New function.
5782 (alloc_iv): Initialize base_object field.
5783 (record_use): Clear the ssa_name field of iv.
5784 (get_computation_cost_at): Do not use difference of addresses of
5785 two different objects.
5786 (may_eliminate_iv): Do not require the loop to have just single exit.
5787 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
5788 (nonzero_p): New function.
5789 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
5790 tree_simplify_using_condition, simplify_using_initial_conditions,
5791 loop_niter_by_eval, find_loop_niter_by_eval,
5792 estimate_numbers_of_iterations_loop, compare_trees,
5793 upper_bound_in_type, lower_bound_in_type,
5794 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
5795 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
5796 instead of integer_(non)zerop.
5798 2004-10-01 Jakub Jelinek <jakub@redhat.com>
5801 2004-09-29 Jakub Jelinek <jakub@redhat.com>
5803 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5804 and TI_VA_LIST_FPR_COUNTER_FIELD.
5805 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5806 * tree-pass.h (pass_stdarg): Add.
5807 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5808 * tree-stdarg.c: New file.
5809 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5810 (tree-stdarg.o): Add dependencies.
5811 * function.h (struct function): Add va_list_gpr_size and
5812 va_list_fpr_size fields.
5813 * function.c (allocate_struct_function): Initialize them.
5815 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5816 va_list_{g,f}pr_counter_field.
5817 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5818 area will not be used. Only save registers that tree-stdarg.c
5819 detected they need saving.
5820 (ix86_va_start): Don't set up fields that won't be used.
5822 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5823 va_list_{g,f}pr_counter_field.
5824 (setup_incoming_varargs): Don't do anything if reg_save
5825 area will not be used. Only save registers that tree-stdarg.c
5826 detected they need saving.
5827 (rs6000_va_start): Don't set up fields that won't be used.
5829 2004-09-30 Eric Christopher <echristo@redhat.com>
5831 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
5833 * dwarf2out.c (add_calling_convention_attribute): New function.
5834 (gen_subroutine_type_die): Use.
5835 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
5836 * target.h (gcc_target): Add dwarf_calling_convention.
5837 * hooks.c (hook_int_tree_0): New function.
5838 * hooks.h: Prototype.
5839 * config/sh/sh.c: Include dwarf2.h.
5840 (sh_dwarf_calling_convention): New function.
5841 (TARGET_DWARF_CALLING_CONVENTION): Use.
5842 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
5844 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5846 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
5847 expand_builtin_strrchr, expand_builtin_strpbrk,
5848 expand_builtin_strncat, expand_builtin_strspn,
5849 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
5852 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5854 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
5856 (s390_logical_operator_ok_p): Likewise.
5857 * config/s390/s390.c (s390_expand_logical_operator): New function.
5858 (s390_logical_operator_ok_p): Likewise.
5859 * config/s390/s390.md ("anddi3"): New expander.
5860 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
5861 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
5862 ("andsi3"): Use s390_expand_logical_operator.
5863 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
5864 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
5865 ("andhi3"): New expander.
5866 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
5867 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
5868 ("andqi3"): New expander.
5869 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
5870 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
5871 ("iordi3"): New expander.
5872 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
5873 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
5874 ("iorsi3"): Use s390_expand_logical_operator.
5875 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
5876 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
5877 ("iorhi3"): New expiorer.
5878 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
5879 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
5880 ("iorqi3"): New expiorer.
5881 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
5882 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
5883 ("xordi3"): New expander.
5884 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
5885 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
5886 ("xorsi3"): New expander.
5887 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
5888 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
5889 ("xorhi3"): New expander.
5890 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
5891 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
5892 ("xorqi3"): New expander.
5893 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
5894 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
5896 2004-09-30 Roger Sayle <roger@eyesopen.com>
5898 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
5899 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
5900 machine mode as the result.
5902 2004-09-30 Ben Elliston <bje@au.ibm.com>
5905 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
5906 FOR_EACH_EDGE macros.
5908 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
5910 * c-tree.h (readonly_error): Remove.
5911 * c-typeck (enum lvalue_use): New.
5912 (lvalue_or_else, readonly_error): Use it. All callers changed.
5913 (readonly_error): Make static.
5915 2004-09-30 Jan Hubicka <jh@suse.cz>
5918 * cfgrtl.c (try_redirect_by_replacing_jump,
5919 force_nonfallthru_and_redirect, commit_one_edge_insertion,
5920 cfg_layout_merge_blocks): Do not attach any line number information
5921 to newly inserted instructions.
5922 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
5924 (emit_*insn_before, emit_insn*_after): New.
5925 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
5927 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
5928 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
5930 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5932 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
5933 (s390_return_address_offset): Remove.
5934 (s390_can_eliminate): Add prototype.
5935 (s390_initial_elimination_offset): Add prototype.
5936 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
5937 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
5938 * config/s390/s390.c (s390_arg_frame_offset): Remove.
5939 (s390_return_address_offset): Remove.
5940 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
5941 (struct machine_function): New member split_branches_pending_p.
5942 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
5943 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
5944 (s390_optimize_prologue): Remove base_used argument. Call
5945 s390_update_frame_layout instead of s390_register_info. Handle
5946 prologue/epilogue insns that touch only RETURN_REGNUM.
5947 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
5948 (s390_register_info): Remove base_used and return_addr_used
5949 arguments, compute special register usage inline. Return live
5950 register data to caller.
5951 (s390_frame_info): Remove arguments, do not call s390_register_info.
5952 (s390_init_frame_layout): New function.
5953 (s390_update_frame_layout): Likewise.
5954 (s390_emit_prologue): Call s390_update_frame_layout; some code
5955 move to there. Do not emit pool placeholder insn if unnecessary.
5957 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5959 * config/s390/s390.c (legitimate_reload_constant_p): Remove
5960 floating point constant workaround.
5961 (s390_secondary_input_reload_class): Handle PLUS reloads
5962 with too-large constant.
5963 (s390_expand_plus_operand): Likewise.
5964 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
5965 ("movsi"): Likewise. Also, remove workaround for non-general
5967 ("movdf"): Do not call force_const_mem.
5968 ("movsf"): Likewise. Merge expander with *movsf insn.
5969 ("*movsf"): Remove, merge with movsf expander.
5971 2004-09-30 Paul Brook <paul@codesourcery.com>
5973 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
5974 (ENDFILE_SPEC): Define.
5975 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
5977 2004-09-30 Richard Henderson <rth@redhat.com>
5979 * config/alpha/qrnnd.asm: Mark for noexecstack.
5981 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
5983 * protoize.c, tree-cfg.c: Fix comment typos.
5985 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
5988 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
5990 2004-09-30 Diego Novillo <dnovillo@redhat.com>
5992 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
5994 (add_pointed_to_expr): ... here.
5995 Call add_pointed_to_expr for variables with DECL_INITIAL set.
5996 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
5997 pointer variable, if set.
5999 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
6001 * config/sh/sh.c: Follow spelling conventions.
6003 2004-09-29 Richard Henderson <rth@redhat.com>
6005 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
6006 * doc/tm.texi (DWARF_ZERO_REG): New.
6008 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
6009 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
6010 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
6012 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
6014 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
6015 with a PLUS as source operand.
6016 (expand_movstr): Likewise.
6017 (expand_builtin_stpcpy): Likewise.
6019 2004-09-29 Richard Henderson <rth@redhat.com>
6022 * tree-gimple.c (is_gimple_reg): Reject hard registers.
6023 (is_gimple_asm_val): New.
6024 * tree-gimple.h (is_gimple_asm_val): Declare.
6025 * gimplify.c (gimplify_asm_expr): Use it.
6026 * tree-pretty-print.c (print_declaration): Dump hard regs.
6027 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
6028 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6029 * tree-ssa-pre.c (is_undefined_value): Likewise.
6030 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6031 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
6032 * tree-ssa.c (warn_uninit): Likewise.
6033 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
6035 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
6037 * c-decl.c (merge_decls): Use comptype when comparing
6038 types to decide on DECL_SIZE save of olddecl.
6040 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
6042 * tree.h (INDIRECT_REF_P): New macro.
6043 * alias.c (get_alias_set): Use it
6044 (nonoverlapping_memrefs_p): Ditto.
6045 * emit-rtl.c (mem_expr_equal_p): Ditto.
6046 (set_mem_attributes_minus_bitpos): Ditto.
6047 (is_gimple_addressable): Ditto.
6048 (get_base_address): Ditto.
6049 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
6050 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
6051 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
6052 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
6053 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
6054 (add_address_candidates): Ditto.
6055 (rewrite_address_base): Ditto.
6057 2004-09-30 Ben Elliston <bje@au.ibm.com>
6059 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
6060 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
6061 (rewrite_ssa_into_ssa): Likewise.
6062 * tree-phinodes.c (create_phi_node): Access the number of
6063 predecessor edges using EDGE_COUNT() and not num_preds.
6065 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
6068 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
6070 2004-09-29 Eric Christopher <echristo@redhat.com>
6072 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
6074 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
6076 * config/cris/cris.md (moverside, movemside): With MEM, make sure
6077 the address is (plus reg mem).
6079 2004-09-29 David Edelsohn <edelsohn@gnu.org>
6081 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
6083 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
6085 * tree.c (make_node_stat): Fix uninitialized warning. Replace
6086 cascaded if ... else if with a switch.
6088 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6090 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
6092 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6094 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
6095 and TI_VA_LIST_FPR_COUNTER_FIELD.
6096 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
6097 * tree-pass.h (pass_stdarg): Add.
6098 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
6099 * tree-stdarg.c: New file.
6100 * Makefile.in (OBJS-common): Add tree-stdarg.o.
6101 (tree-stdarg.o): Add dependencies.
6102 * function.h (struct function): Add va_list_gpr_size and
6103 va_list_fpr_size fields.
6104 * function.c (allocate_struct_function): Initialize them.
6106 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
6107 va_list_{g,f}pr_counter_field.
6108 (ix86_setup_incoming_varargs): Don't do anything if reg_save
6109 area will not be used. Only save registers that tree-stdarg.c
6110 detected they need saving.
6111 (ix86_va_start): Don't set up fields that won't be used.
6113 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
6114 va_list_{g,f}pr_counter_field.
6115 (setup_incoming_varargs): Don't do anything if reg_save
6116 area will not be used. Only save registers that tree-stdarg.c
6117 detected they need saving.
6118 (rs6000_va_start): Don't set up fields that won't be used.
6120 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6122 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
6123 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
6124 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
6125 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
6126 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
6127 ATTR_NONNULL_1_4): New.
6129 2004-09-29 Jakub Jelinek <jakub@redhat.com>
6131 PR tree-optimization/17697
6132 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
6135 2004-09-28 Per Bothner <per@bothner.com>
6137 * profile.c (branch_prob): Pass correct value to output_location,
6138 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
6140 2004-09-28 Richard Henderson <rth@redhat.com>
6143 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
6144 * tree-flow.h (may_propagate_copy_into_asm): Declare.
6145 * tree-ssa-ccp.c (replace_uses_in): Use it.
6146 * tree-ssa-dom.c (cprop_operand): Likewise.
6148 2004-09-28 Jeff Law <law@redhat.com>
6150 * tree-ssa-threadupdate.c (create_block_for_threading): Request
6151 that no outgoing edges be left in the duplicate block. Do no
6152 update information on outgoing edges or PHI nodes in target
6154 (remove_ctrl_stmt_and_useless_edges): Renamed from
6155 remove_last_stmt_and_useless_edges. Handle case where the
6156 block is empty or has no control statements. Do not update edge
6158 (thread_block): Create a template block rather than copying the
6159 original block every time. Create outgoing edges from the
6160 duplicate blocks and update PHIs at the target of the outgoing
6161 edges here. Fix edge flags for the original block if necessary.
6162 * cfghooks (duplicate_block): No longer assert that the original
6163 block has incoming edges.
6165 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
6167 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
6168 Reg Vars to enforce register allocation with general constraints.
6169 (Explicit Reg Vars): Clarify relation to asm statements.
6170 (Local Reg Vars): Similar.
6172 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6174 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
6175 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
6176 build_control_flow, new_edge): Remove.
6177 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
6178 (bitlst, bitlst_table_last, bitlst_table): Remove.
6179 (bblst): Store basic_block pointer instead of block index.
6180 (bblst_table): Likewise.
6181 (edgelst): Store edge pointer instead of edge index.
6182 (edgelst_table, edgelst_last): New variables.
6183 (extract_bitlst): Rename to ...
6184 (extract_edgelst): ... this. Return edge pointers, not indices.
6185 (split_edges): Update call.
6186 (rgn_edges): Store edge pointers instead of indices.
6187 (edge_to_bit): Remove.
6188 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
6189 (SET_EDGE_TO_BIT): New macro.
6190 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
6191 (find_rgns): Remove edge_list parameter. Traverse standard CFG
6192 data structures instead of haifa_edge et al. Use edge pointers
6193 instead of edge indices everywhere.
6194 (compute_dom_prob_ps): Use standard CFG data structures. Account
6196 (compute_trg_info): Likewise.
6197 (propagate_deps): Likewise.
6198 (debug_candidate): Account for bblst data structure change.
6199 (check_live_1, update_live_1, is_pfree): Likewise.
6200 (IS_REACHABLE): Use standard CFG data structures.
6201 (init_ready_list): Update bblst_table/edgelst_table allocation.
6202 (schedule_region): Update alloc/cleanup code to data structure
6203 changes. Use edge->aux to store per-region edge index.
6204 (init_regions): No longer call build_control_flow. Do not
6205 create edge list any more.
6207 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6209 * cse.c (cse_insn): Avoid creating direct non-local jumps.
6210 * combine.c (can_combine_p): Likewise.
6211 * local-alloc. (update_equiv_regs): Likewise.
6213 2004-09-28 Richard Henderson <rth@redhat.com>
6216 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
6217 Don't check VOIDmode here. Force PLUS operands to common type.
6218 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
6219 Pmode if given a non pointer type.
6221 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6224 * optabs.c (expand_binop): Force constants to the correct mode.
6226 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
6228 * config/s390/s390.c (s390_adjust_cost): Remove.
6229 (TARGET_SCHED_ADJUST_COST): Do not redefine.
6230 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
6231 * config/s390/s390.md ("main_pool"): Use "larl" type
6232 attribute if TARGET_CPU_ZARCH.
6234 2004-09-28 Jakub Jelinek <jakub@redhat.com>
6236 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
6239 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6241 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
6244 2004-09-28 Steven Bosscher <stevenb@suse.de>
6246 * common.opt (flag_gcse_sm): Disable by default.
6247 (flag_gcse_las): Likewise.
6248 (flag_web): Likewise. Create from this file.
6249 * flags.h: Remove flag_web declaration.
6250 * toplev.c (flag_web): Likewise.
6251 (process_options): Never set flag_web.
6253 2004-09-28 Steven Bosscher <stevenb@suse.de>
6255 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
6256 * tree-ssa-propagate.c: Include vec.h.
6257 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
6259 (cfg_blocks_add): Assert the block is not already in the worklist.
6260 Update uses of interesting_ssa_edges and varying_ssa_edges.
6261 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
6262 ssa_propagate): Likewise.
6264 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
6267 * c-decl.c (start_decl): Check for initializing incomplete array
6269 (build_compound_literal): Check for TYPE being error_mark_node.
6270 * c-parse.in (primary): Check for VLA compound literals.
6272 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6274 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
6275 with --disable-checking.
6277 2004-09-28 Devang Patel <dpatel@apple.com>
6279 * tree-pretty-print.c (dump_generic_node): Print vector types.
6281 2004-09-28 Nick Clifton <nickc@redhat.com>
6283 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
6284 invocation of the function sh_init_cumulative_args.
6285 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
6286 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
6287 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
6288 * config/sh/sh.c (sh_init_cumulative_args): New function based
6289 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
6290 heuristic added to determine the setting of force_mem when a
6291 library function is being called.
6293 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6295 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
6296 Skip constant arguments.
6298 2004-09-28 Diego Novillo <dnovillo@redhat.com>
6300 * tree-ssa-alias.c (create_name_tags): If PTR points to a
6301 volatile type, mark the tag volatile.
6302 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
6305 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
6307 * tree.def (vec_cond_expr): Fix. Change 'e'
6310 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
6312 * basic-block.h: Fix a comment typo.
6314 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
6316 * optabs.c, optabs.h: Fix comment typos.
6318 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
6320 * config/sparc/sparc.md (call_address_struct_value_sp32):
6321 Properly mask the immediate field of the 'unimp' instruction.
6322 (call_symbolic_struct_value_sp32): Likewise.
6324 2004-09-28 Ben Elliston <bje@au.ibm.com>
6325 Steven Bosscher <stevenb@suse.de>
6326 Andrew Pinski <pinskia@physics.uc.edu>
6328 Merge from edge-vector-branch:
6329 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
6330 (struct edge_def): Remove pred_next, succ_next members.
6331 (struct basic_block_def): Remove pred, succ members. Add preds
6332 and succs members of type VEC(edge).
6333 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
6334 (BRANCH_EDGE): Likewise.
6335 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
6336 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
6337 (edge_iterator): New.
6338 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
6339 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
6340 (FOR_EACH_EDGE): New.
6341 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
6343 (rotate_loop): Likewise.
6344 (find_traces_1_route): Likewise.
6345 (bb_to_key): Likewise.
6346 (connect_traces): Likewise.
6347 (copy_bb_p): Likewise.
6348 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
6349 (add_labels_and_missing_jumps): Likewise.
6350 (fix_up_fall_thru_edges): Likewise.
6351 (find_jump_block): Likewise.
6352 (fix_crossing_conditional_branches): Likewise.
6353 (fix_crossing_unconditional_branches): Likewise.
6354 (add_reg_crossing_jump_notes): Likewise.
6355 * bt-load.c (augment_live_range): Likewise.
6356 * cfg.c (clear_edges): Likewise.
6357 (unchecked_make_edge): Likewise.
6358 (cached_make_edge): Likewise.
6359 (make_single_succ_edge): Likewise.
6360 (remove_edge): Likewise.
6361 (redirect_edge_succ_nodup): Likewise.
6362 (check_bb_profile): Likewise.
6363 (dump_flow_info): Likewise.
6364 (alloc_aux_for_edges): Likewise.
6365 (clear_aux_for_edges): Likewise.
6366 (dump_cfg_bb_info): Likewise.
6367 * cfganal.c (forwarder_block_p): Likewise.
6368 (can_fallthru): Likewise.
6369 (could_fall_through): Likewise.
6370 (mark_dfs_back_edges): Likewise.
6371 (set_edge_can_fallthru_flag): Likewise.
6372 (find_unreachable_blocks): Likewise.
6373 (create_edge_list): Likewise.
6374 (verify_edge_list): Likewise.
6375 (add_noreturn_fake_exit_edges): Likewise.
6376 (connect_infinite_loops_to_exit): Likewise.
6377 (flow_reverse_top_sort_order_compute): Likewise.
6378 (flow_depth_first_order_compute): Likewise.
6379 (flow_preorder_transversal_compute): Likewise.
6380 (flow_dfs_compute_reverse_execute): Likewise.
6381 (dfs_enumerate_from): Likewise.
6382 (compute_dominance_frontiers_1): Likewise.
6383 * cfgbuild.c (make_edges): Likewise.
6384 (compute_outgoing_frequencies): Likewise.
6385 (find_many_sub_basic_blocks): Likewise.
6386 (find_sub_basic_blocks): Likewise.
6387 * cfgcleanup.c (try_simplify_condjump): Likewise.
6388 (thread_jump): Likewise.
6389 (try_forward_edges): Likewise.
6390 (merge_blocks_move): Likewise.
6391 (outgoing_edges_match): Likewise.
6392 (try_crossjump_to_edge): Likewise.
6393 (try_crossjump_bb): Likewise.
6394 (try_optimize_cfg): Likewise.
6395 (merge_seq_blocks): Likewise.
6396 * cfgexpand.c (expand_gimple_tailcall): Likewise.
6397 (expand_gimple_basic_block): Likewise.
6398 (construct_init_block): Likewise.
6399 (construct_exit_block): Likewise.
6400 * cfghooks.c (verify_flow_info): Likewise.
6401 (dump_bb): Likewise.
6402 (delete_basic_block): Likewise.
6403 (split_edge): Likewise.
6404 (merge_blocks): Likewise.
6405 (make_forwarder_block): Likewise.
6406 (tidy_fallthru_edges): Likewise.
6407 (can_duplicate_block_p): Likewise.
6408 (duplicate_block): Likewise.
6409 * cfglayout.c (fixup_reorder_chain): Likewise.
6410 (fixup_fallthru_exit_predecessor): Likewise.
6411 (can_copy_bbs_p): Likewise.
6412 (copy_bbs): Likewise.
6413 * cfgloop.c (flow_loops_cfg_dump): Likewise.
6414 (flow_loop_entry_edges_find): Likewise.
6415 (flow_loop_exit_edges_find): Likewise.
6416 (flow_loop_nodes_find): Likewise.
6417 (mark_single_exit_loops): Likewise.
6418 (flow_loop_pre_header_scan): Likewise.
6419 (flow_loop_pre_header_find): Likewise.
6420 (update_latch_info): Likewise.
6421 (canonicalize_loop_headers): Likewise.
6422 (flow_loops_find): Likewise.
6423 (get_loop_body_in_bfs_order): Likewise.
6424 (get_loop_exit_edges): Likewise.
6425 (num_loop_branches): Likewise.
6426 (verify_loop_structure): Likewise.
6427 (loop_latch_edge): Likewise.
6428 (loop_preheader_edge): Likewise.
6429 * cfgloopanal.c (mark_irreducible_loops): Likewise.
6430 (expected_loop_iterations): Likewise.
6431 * cfgloopmanip.c (remove_bbs): Likewise.
6432 (fix_bb_placement): Likewise.
6433 (fix_irreducible_loops): Likewise.
6434 (remove_path): Likewise.
6435 (scale_bbs_frequencies): Likewise.
6436 (loopify): Likewise.
6438 (fix_loop_placement): Likewise.
6439 (loop_delete_branch_edge): Likewise.
6440 (duplicate_loop_to_header_edge): Likewise.
6441 (mfb_keep_just): Likewise.
6442 (create_preheader): Likewise.
6443 (force_single_succ_latches): Likewise.
6444 (loop_split_edge_with): Likewise.
6445 (create_loop_notes): Likewise.
6446 * cfgrtl.c (rtl_split_block): Likewise.
6447 (rtl_merge_blocks): Likewise.
6448 (rtl_can_merge_blocks): Likewise.
6449 (try_redirect_by_replacing_jump): Likewise.
6450 (force_nonfallthru_and_redirect): Likewise.
6451 (rtl_tidy_fallthru_edge): Likewise.
6452 (commit_one_edge_insertion): Likewise.
6453 (commit_edge_insertions): Likewise.
6454 (commit_edge_insertions_watch_calls): Likewise.
6455 (rtl_verify_flow_info_1): Likewise.
6456 (rtl_verify_flow_info): Likewise.
6457 (purge_dead_edges): Likewise.
6458 (cfg_layout_redirect_edge_and_branch): Likewise.
6459 (cfg_layout_can_merge_blocks_p): Likewise.
6460 (rtl_flow_call_edges_add): Likewise.
6461 * cse.c (cse_cc_succs): Likewise.
6462 * df.c (hybrid_search): Likewise.
6463 * dominance.c (calc_dfs_tree_nonrec): Likewise.
6464 (calc_dfs_tree): Likewise.
6465 (calc_idoms): Likewise.
6466 (recount_dominator): Likewise.
6467 * domwalk.c (walk_dominator_tree): Likewise.
6468 * except.c (emit_to_new_bb_before): Likewise.
6469 (connect_post_landing_pads): Likewise.
6470 (sjlj_emit_function_enter): Likewise.
6471 (sjlj_emit_function_exit): Likewise.
6472 (finish_eh_generation): Likewise.
6473 * final.c (compute_alignments): Likewise.
6474 * flow.c (calculate_global_regs_live): Likewise.
6475 (initialize_uninitialized_subregs): Likewise.
6476 (init_propagate_block_info): Likewise.
6477 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6478 * gcse.c (find_implicit_sets): Likewise.
6479 (bypass_block): Likewise.
6480 (bypass_conditional_jumps): Likewise.
6481 (compute_pre_data): Likewise.
6482 (insert_insn_end_bb): Likewise.
6483 (insert_store): Likewise.
6484 (remove_reachable_equiv_notes): Likewise.
6485 * global.c (global_conflicts): Likewise.
6486 (calculate_reg_pav): Likewise.
6487 * graph.c (print_rtl_graph_with_bb): Likewise.
6488 * ifcvt.c (mark_loop_exit_edges): Likewise.
6489 (merge_if_block): Likewise.
6490 (find_if_header): Likewise.
6491 (block_jumps_and_fallthru_p): Likewise.
6492 (find_if_block): Likewise.
6493 (find_cond_trap): Likewise.
6494 (block_has_only_trap): Likewise.
6495 (find_if_case1): Likewise.
6496 (find_if_case_2): Likewise.
6497 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
6498 (perfect_nestify): Likewise.
6499 * lcm.c (compute_antinout_edge): Likewise.
6500 (compute_laterin): Likewise.
6501 (compute_available): Likewise.
6502 (compute_nearerout): Likewise.
6503 * loop-doloop.c (doloop_modify): Likewise.
6504 * loop-init.c (loop_optimizer_init): Likewise.
6505 * loop-invariant.c (find_exits): Likewise.
6506 * loop-iv.c (simplify_using_initial_values): Likewise.
6507 (check_simple_exit): Likewise.
6508 (find_simple_exit): Likewise.
6509 * loop-unroll.c (peel_loop_completely): Likewise.
6510 (unroll_loop_constant_iterations): Likewise.
6511 (unroll_loop_runtime_iterations): Likewise.
6512 * loop-unswitch.c (may_unswitch_on): Likewise.
6513 (unswitch_loop): Likewise.
6514 * modulo-sched.c (generate_prolog_epilog): Likewise.
6515 (sms_schedule): Likewise.
6516 * postreload-gcse.c (eliminate_partially_redundant_load):
6518 * predict.c (can_predict_insn_p): Likewise.
6519 (set_even_probabilities): Likewise.
6520 (combine_predictions_for_bb): Likewise.
6521 (predict_loops): Likewise.
6522 (estimate_probability): Likewise.
6523 (tree_predict_by_opcode): Likewise.
6524 (tree_estimate_probability): Likewise.
6525 (last_basic_block_p): Likewise.
6526 (propagate_freq): Likewise.
6527 (estimate_loops_at_level): Likewise.
6528 (estimate_bb_frequencies): Likewise.
6529 * profile.c (instrument_edges): Likewise.
6530 (get_exec_counts): Likewise.
6531 (compute_branch_probabilities): Likewise.
6532 (branch_prob): Likewise.
6533 * ra-build.c (live_in): Likewise.
6534 * ra-rewrite.c (rewrite_program2): Likewise.
6535 * ra.c (reg_alloc): Likewise.
6536 * reg-stack.c (reg_to_stack): Likewise.
6537 (convert_regs_entry): Likewise.
6538 (compensate_edge): Likewise.
6539 (convert_regs_1): Likewise,
6540 (convert_regs_2): Likewise.
6541 (convert_regs): Likewise.
6542 * regrename.c (copyprop_hardreg_forward): Likewise.
6543 * reload1.c (fixup_abnormal_edges): Likewise.
6544 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
6545 (sbitmap_insersection_of_preds): Likewise.
6546 (sbitmap_union_of_succs): Likewise.
6547 (sbitmap_union_of_preds): Likewise.
6548 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
6549 (fix_basic_block_boundaries): Likewise.
6550 (sched_ebbs): Likewise.
6551 * sched-rgn.c (build_control_flow): Likewise.
6552 (find_rgns): Likewise.
6553 * tracer.c (find_best_successor): Likewise.
6554 (find_best_predecessor): Likewise.
6555 (tail_duplicate): Likewise.
6556 * tree-cfg.c (make_edges): Likewise.
6557 (make_ctrl_stmt_edges): Likewise.
6558 (make_goto_expr_edges): Likewise.
6559 (tree_can_merge_blocks_p): Likewise.
6560 (tree_merge_blocks): Likewise.
6561 (cfg_remove_useless_stmts_bb): Likewise.
6562 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6563 (tree_block_forwards_to): Likewise.
6564 (cleanup_control_expr_graph): Likewise.
6565 (find_taken_edge): Likewise.
6566 (dump_cfg_stats): Likewise.
6567 (tree_cfg2vcg): Likewise.
6568 (disband_implicit_edges): Likewise.
6569 (tree_find_edge_insert_loc): Likewise.
6570 (bsi_commit_edge_inserts): Likewise.
6571 (tree_split_edge): Likewise.
6572 (tree_verify_flow_info): Likewise.
6573 (tree_make_forwarder_block): Likewise.
6574 (tree_forwarder_block_p): Likewise.
6575 (thread_jumps): Likewise.
6576 (tree_try_redirect_by_replacing_jump): Likewise.
6577 (tree_split_block): Likewise.
6578 (add_phi_args_after_copy_bb): Likewise.
6579 (rewrite_to_new_ssa_names_bb): Likewise.
6580 (dump_function_to_file): Likewise.
6581 (print_pred_bbs): Likewise.
6582 (print_loop): Likewise.
6583 (tree_flow_call_edges_add): Likewise.
6584 (split_critical_edges): Likewise.
6585 (execute_warn_function_return): Likewise.
6586 (extract_true_false_edges_from_block): Likewise.
6587 * tree-if-conv.c (tree_if_conversion): Likewise.
6588 (if_convertable_bb_p): Likewise.
6589 (find_phi_replacement_condition): Likewise.
6590 (combine_blocks): Likewise.
6591 * tree-into-ssa.c (compute_global_livein): Likewise.
6592 (ssa_mark_phi_uses): Likewise.
6593 (ssa_rewrite_initialize_block): Likewise.
6594 (rewrite_add_phi_arguments): Likewise.
6595 (ssa_rewrite_phi_arguments): Likewise.
6596 (insert_phi_nodes_for): Likewise.
6597 (rewrite_into_ssa): Likewise.
6598 (rewrite_ssa_into_ssa): Likewise.
6599 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
6600 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
6601 (rewrite_trees): Likewise.
6602 * tree-pretty-print.c (dump_bb_header): Likewise.
6603 (dump_implicit_edges): Likewise.
6604 * tree-sra.c (insert_edge_copies): Likewise.
6605 (find_obviously_necessary_stmts): Likewise.
6606 (remove_data_stmt): Likewise.
6607 * tree-ssa-dom.c (thread_across_edge): Likewise.
6608 (dom_opt_finalize_block): Likewise.
6609 (single_incoming_edge_ignoring_loop_edges): Likewise.
6610 (record_equivalences_from_incoming_edges): Likewise.
6611 (cprop_into_successor_phis): Likewise.
6612 * tree-ssa-live.c (live_worklist): Likewise.
6613 (calculate_live_on_entry): Likewise.
6614 (calculate_live_on_exit): Likewise.
6615 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
6616 (copy_loop_headers): Likewise.
6617 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
6618 (fill_always_executed_in): Likewise.
6619 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
6620 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
6621 (compute_phi_arg_on_exit): Likewise.
6622 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
6623 (get_loops_exit): Likewise.
6624 (split_loop_exit_edge): Likewise.
6625 (ip_normal_pos): Likewise.
6626 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
6628 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
6629 (replace_phi_with_stmt): Likewise.
6630 (value_replacement): Likewise.
6631 * tree-ssa-pre.c (compute_antic_aux): Likewise.
6632 (insert_aux): Likewise.
6633 (init_pre): Likewise.
6634 * tree-ssa-propagate.c (simulate_stmt): Likewise.
6635 (simulate_block): Likewise.
6636 (ssa_prop_init): Likewise.
6637 * tree-ssa-threadupdate.c (thread_block): Likewise.
6638 (create_block_for_threading): Likewise.
6639 (remove_last_stmt_and_useless_edges): Likewise.
6640 * tree-ssa.c (verify_phi_args): Likewise.
6641 (verify_ssa): Likewise.
6642 * tree_tailcall.c (independent_of_stmt_p): Likewise.
6643 (find_tail_calls): Likewise.
6644 (eliminate_tail_call): Likewise.
6645 (tree_optimize_tail_calls_1): Likewise.
6646 * tree-vectorizer.c (vect_transform_loop): Likewise.
6647 * var-tracking.c (prologue_stack_adjust): Likewise.
6648 (vt_stack_adjustments): Likewise.
6649 (vt_find_locations): Likewise.
6650 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
6651 * config/i386/i386.c (ix86_pad_returns): Likewise.
6652 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
6653 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
6655 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
6658 * config/sparc/sparc.c (struct machine_function): New field
6659 'leaf_function_p' and 'prologue_data_valid_p'.
6660 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
6661 to conveniently access the above fields.
6662 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
6663 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
6664 of the generic flavor 'current_function_uses_only_leaf_regs'.
6665 (eligible_for_sibcall_delay): Likewise.
6666 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
6667 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
6668 (sparc_asm_function_prologue): Add sanity check for the assumption
6669 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
6670 (sparc_can_use_return_insn_p): New function.
6671 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
6672 (output_restore): Likewise.
6673 (output_sibcall): Likewise.
6674 (sparc_output_mi_thunk): Likewise.
6675 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
6676 * config/sparc/sparc.md (return): New expander.
6678 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
6680 2004-09-27 Mark Mitchell <mark@codesourcery.com>
6683 * stor-layout.c (layout_decl): Use fold_convert, not convert.
6684 (bit_from_pos): Likewise.
6685 (byte_from_pos): Likewise.
6686 (pos_from_bit): Likewise.
6687 (normalize_offset): Likewise.
6688 (place_field): Likewise.
6689 (finalize_type_size): Likewise.
6690 (layout_type): Likewise.
6691 * tree.c (build_index_type): Likewise.
6693 2004-09-27 Devang Patel <dpatel@apple.com>
6695 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
6696 * genopinit.c (optabs): New entry for vcond_gen_code and
6698 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
6699 (get_rtx_code): New function.
6700 (vector_compare_rtx): New function.
6701 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
6702 (expand_vec_cond_expr_p): New function.
6703 (expand_vec_cond_expr): New function.
6704 (get_vcond_icode): New function.
6705 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
6706 (vcond_gen_code, vcondu_gen_code): Same.
6708 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
6710 * Makefile.in (STAGESTUFF): Split into ...
6711 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
6712 (mostlyclean): Update.
6713 (stage1-start, stage2-start, stage3-start, stage4-start,
6714 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
6715 Move the STAGEMOVESTUFF.
6717 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
6719 * system.h (getpagesize): Return 'int' instead of 'long'.
6721 2004-09-27 Michael Matz <matz@suse.de>
6725 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
6726 bmp_iter_and_init): Shift by bit_in_word.
6728 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
6730 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
6731 * configure.ac: Don't sinclude it here.
6732 * configure: Regenerate.
6734 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
6736 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
6739 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
6742 * c-typeck.c (build_component_ref): Name type involved in
6743 diagnostic for structure or union without a member of the given
6746 2004-09-27 DJ Delorie <dj@redhat.com>
6748 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
6749 .comm alignment is bytes, not bits.
6751 2004-09-27 Devang Patel <dpatel@apple.com>
6753 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
6754 (print_call_name): Do not print VEC_COND_EXPR.
6756 2004-09-27 Devang Patel <dpatel@apple.com>
6758 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
6760 2004-09-27 Jan Hubicka <jh@suse.cz>
6762 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
6764 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
6766 * bitmap.h: Fix a comment typo.
6768 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6770 * libgcc2.c (getpagesize): Change type of return value to int.
6772 2004-09-26 Matt Austern <austern@apple.com>
6774 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
6777 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6779 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
6780 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
6781 (bitmap_iterator): New type.
6782 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
6783 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
6784 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
6785 bmp_iter_and_init, bmp_iter_and_next): New functions.
6786 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
6787 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
6788 use iterator-style EXECUTE_IF_IN_BITMAP macros.
6789 * bitmap.c (bitmap_print): Ditto.
6790 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
6791 btr_def_live_range): Ditto.
6792 * cfganal.c (compute_dominance_frontiers_1) Ditto.
6793 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
6795 * ddg.c (build_inter_loop_deps): Ditto.
6796 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
6798 * except.c (remove_eh_handler): Ditto.
6799 * flow.c (reg_set_to_hard_reg_set): Ditto.
6800 * gcse.c (clear_modify_mem_tables): Ditto.
6801 * global.c (build_insn_chain): Ditto.
6802 * ifcvt.c (dead_or_predicable): Ditto.
6803 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
6805 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
6806 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
6807 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
6808 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
6809 tree_purge_all_dead_eh_edges): Ditto.
6810 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
6811 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
6812 rewrite_ssa_into_ssa): Ditto.
6813 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
6814 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
6816 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
6817 compute_flow_sensitive_aliasing, maybe_create_global_var,
6818 dump_points_to_info_for): Ditto.
6819 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
6820 * tree-ssa-dse.c (dse_finalize_block): Ditto.
6821 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
6822 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
6824 * tree-ssa-loop-ivopts.c (find_induction_variables,
6825 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
6826 determine_use_iv_costs, determine_set_costs, find_best_candidate,
6827 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
6829 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
6830 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
6831 add_call_read_ops): Ditto.
6832 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
6834 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6836 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
6837 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
6839 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
6841 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
6842 reflect size of memory regions being compared.
6844 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
6846 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
6847 expressions. Always clear MEM_SIZE and alias set.
6849 2004-09-26 Roger Sayle <roger@eyesopen.com>
6850 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6853 * stor-layout.c (compute_record_mode): For records with a single
6854 field, only use the field's mode if its size matches what we'd
6855 have choosen for the record ourselves. This forces the use of
6856 BLKmode for packed records that don't completely fill a mode.
6858 2004-09-26 Roger Sayle <roger@eyesopen.com>
6861 * combine.c (force_to_mode): Remove dubious early return test that
6862 inhibits further optimization.
6864 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
6866 * profile.c: Fix a comment typo.
6868 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6871 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
6872 with varying offset.
6873 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
6874 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
6876 (expr_invariant_in_loop_p): New function.
6877 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
6878 component_ref_field_offset for COMPONENT_REFs. Do not allow
6879 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
6880 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
6881 MISALIGNED_INDIRECT_REFs.
6882 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
6883 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
6884 MISALIGNED_INDIRECT_REFs.
6886 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
6889 * gcc.c (cpp_options, cc1_options): Preserve relative order of
6890 -std and -ansi options.
6892 2004-09-26 Jan Hubicka <jh@suse.cz>
6894 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
6895 for nested functions whose proper parent has not been output.
6897 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
6898 when re-constructing profile previously invalidated by loop.
6900 2004-09-25 Dale Johannesen <dalej@apple.com>
6902 * tree-gimple.c: Move GIMPLE definition...
6903 * doc/tree-ssa.texi: here.
6905 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
6907 * tree-vectorizer.c: Fix a comment typo.
6909 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
6911 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
6912 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
6913 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
6914 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
6916 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
6918 * tree-ssa-loop-unswitch.c: Fix a comment typo.
6920 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
6922 * doc/passes.texi: Fix a typo.
6924 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6926 * tree-optimize.c (init_tree_optimization_passes): Add
6928 * tree-pass.h (pass_record_bounds): Declare.
6929 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
6932 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6934 PR tree-optimization/17474
6935 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
6936 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
6938 2004-09-25 Jan Hubicka <jh@suse.cz>
6940 * predict.c (counts_to_freqs): Make global.
6941 * predict.h (counts_to_freqa): Declare.
6942 * profile.c (compute_branch_probabilities): Compute frequencies
6943 * tree-profile.c (do_tree_profiling): Refine conditional on when
6944 tree profiling pass is needed.
6946 * passes.c (rest_of_handle_cfg): Disable const/pure function
6947 detection when doing tree based profiling.
6949 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
6952 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
6954 * config/mips/mips.h (struct mips_args): Clarify comments.
6955 * config/mips/mips.c (struct mips_arg_info): Likewise.
6956 (mips_arg_info): Don't allow fpr_p to affect the register or
6957 stack alignment. Remove o64 silliness.
6958 (function_arg): Deal with the o32 float,float case specially.
6960 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
6962 * config/mips/mips.md (loadx, storex): Define for V2SF.
6964 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
6966 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
6967 * config/s390/s390.c (s390_back_chain_rtx): New function.
6968 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
6969 Call anti_adjust_stack.
6970 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
6971 only if compiling with back chain.
6972 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
6973 back chain only if back chain enabled. Use s390_back_chain_rtx.
6975 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
6977 * doc/trouble.texi: Remove obsolete information. Update
6978 information on how to regenerate fixincluded headers.
6980 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
6983 * doc/invoke.texi: Document that
6984 -Wno-error-implicit-function-declaration is not accepted.
6986 2004-09-24 Richard Henderson <rth@redhat.com>
6988 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
6989 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
6991 (alpha_expand_mov): Allow unaligned vectors.
6992 (alpha_expand_unaligned_store): Use CONST0_RTX.
6993 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
6995 2004-09-24 Jeff Law <law@redhat.com>
6997 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
6999 (simplify_cond_and_lookup_avail_expr): Likewise.
7001 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7004 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
7005 title. Document interaction with -fms-extensions.
7006 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
7009 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7012 * doc/extend.texi: Document interaction of attribute noreturn and
7015 2004-09-24 Richard Henderson <rth@redhat.com>
7018 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
7019 (som_hash, som_eq): New.
7020 (init_subregs_of_mode, record_subregs_of_mode): New.
7021 (cannot_change_mode_set_regs): Rewrite for htab implementation.
7022 (invalid_mode_change_p): Likewise.
7023 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
7024 * flow.c (mark_used_regs): Likewise.
7025 (life_analysis): Use init_subregs_of_mode.
7026 * regs.h (subregs_of_mode): Remove.
7027 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
7029 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7031 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
7032 type with the copy of the conditional.
7034 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7037 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7038 Prevent renaming if the aliasing sets of the type which the
7039 pointer points to are different.
7041 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7044 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
7045 declarations of enumerators.
7046 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
7047 for redefinition. Check for nested redefinition.
7048 (finish_struct): Don't check for nested redefinition.
7049 (start_enum): Check for nested redefinition.
7051 2004-09-24 Devang Patel <dpatel@apple.com>
7053 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
7054 only when necesssary.
7055 (combine_blocks): Combine loop header and exit block.
7057 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
7059 * hooks.c (hook_tree_tree_bool_null): New.
7060 * hooks.h (hook_tree_tree_bool_null): Declare it.
7061 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
7062 * targhooks.c (default_fold_builtin): Remove.
7063 * targhooks.h (default_fold_builtin): Remove.
7065 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7067 PR rtl-optimization/17625
7068 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
7070 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
7073 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
7074 Reject if any of the operands occur in an abnormal PHI.
7076 2004-09-24 Andreas Schwab <schwab@suse.de>
7078 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
7081 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7083 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
7084 if the GNU assembler is used.
7085 (sparc-*-solaris2*): Likewise.
7086 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
7087 (dbxout_function_end): Protect N_ENSYM with it.
7088 (dbxout_begin_prologue): Protect N_BNSYM with it.
7089 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
7090 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
7091 * config/sparc/sol2-gas.h: New file.
7093 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
7096 * Makefile.in (@set_gcc_lib_path@): Added.
7098 * configure.ac: Include ../config/gcc-lib-path.m4. Use
7099 TL_AC_GNU_MAKE_GCC_LIB_PATH.
7100 * configure: Regenerated.
7102 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
7105 * c-typeck.c (build_c_cast): Improve wording of
7106 -Wbad-function-cast diagnostic.
7108 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
7111 * config/cris/cris.md (moverside, movemside): Rename variable
7112 "reg" to "otherop". To generate canonical RTX, check that otherop
7113 isn't constant instead of checking that operand 1 is a register.
7115 2004-09-23 Jakub Jelinek <jakub@redhat.com>
7117 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
7119 2004-09-23 Diego Novillo <dnovillo@redhat.com>
7120 Jakub Jelinek <jakub@redhat.com>
7122 * tree-flow.h (find_new_referenced_vars): Add prototype.
7123 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
7125 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
7127 (mark_new_vars_to_rename): Walk through all operands.
7128 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
7129 (execute_fold_all_builtins): Use it.
7130 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
7132 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
7134 * gthr-tpf.h: New file.
7135 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
7136 * gthr.h: Use gthr-tpf.h on TPF OS.
7138 2004-09-23 Jeff Law <law@redhat.com>
7140 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
7141 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
7142 (substitute_and_fold): Likewise.
7143 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
7144 except invariants from SSA_NAME_VALUE.
7145 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
7146 and SET_SSA_NAME_EQUIV.
7147 (restore_vars_to_original_value, record_const_or_copy): Likewise.
7148 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
7149 (record_equality, cprop_into_successor_phis): Likewise.
7150 (record_equivalences_from_stmt, cprop_operand): Likewise.
7151 (lookup_avail_expr): Likewise.
7152 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
7153 from SSA_NAME_VALUE.
7154 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
7155 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
7156 annotation from the VALUE_HANDLE field.
7158 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
7162 * tree.c (reconstruct_complex_type): Remove extra "this".
7163 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
7164 Add V4SFmode to case statement.
7166 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
7169 * doc/extend.texi, doc/invoke.texi: Document interaction of
7170 -fno-builtin with format checks. Note that built-in functions
7171 have effects beyond generating code that avoids calls to those
7174 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
7176 PR tree-optimization/17533
7177 * dominance.c (verify_dominators): Tolerate even more incorrect
7178 dominance data during error message printing.
7179 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
7180 and edges more correctly.
7182 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
7184 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
7186 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
7187 MISALIGNED_INDIRECT_REF.
7188 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
7189 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
7191 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
7192 (find_interesting_uses_address): Likewise.
7193 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
7194 (build_fold_addr_expr_with_type): Likewise.
7195 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
7196 * print-rtl.c (print_mem_expr): Likewise.
7197 * tree-dump.c (dequeue_and_dump): Likewise.
7198 * tree-eh.c (tree_could_trap_p): Likewise.
7199 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
7200 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
7201 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
7203 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7204 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7205 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
7206 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
7207 (add_address_candidates, rewrite_address_base): Likewise.
7208 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
7210 * tree.c (staticp, build1_stat): Likewise.
7212 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
7213 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
7214 * tree-ssa-operands.c (get_expr_operands): Likewise.
7215 * expr.c (expand_expr_real_1): Likewise.
7217 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
7219 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
7221 (expand_ternary_op): New function.
7222 * genopinit.c (optabs): Handle the new optabs.
7223 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
7224 (init_optabs): Initialize vec_realign_load_optab.
7225 (expand_ternary_op): New functions.
7227 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
7228 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
7229 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
7230 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
7231 * target.h (struct vectorize): New member for struct gcc_target.
7232 (misaligned_mem_ok): New member for targetm.vectorize.
7233 (builtin_mask_for_load): Likewise.
7234 (builtin_mask_for_store): Likewise.
7235 * targethooks.c (default_vect_misaligned_mem_ok): New function.
7236 * targethooks.h (default_vect_misaligned_mem_ok): New function.
7238 * config/rs6000/altivec.md (build_vector_mask_for_load): New
7240 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
7241 (vec_realign_load_v16qi): New define_insn.
7242 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
7243 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
7244 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
7245 (altivec_builtin_mask_for_store): New variables.
7246 (rs6000_builtin_mask_for_load): New function. Implements
7247 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
7248 (rs6000_builtin_mask_for_store): New function. Implements
7249 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
7250 (rs6000_expand_builtin): Expand the target builtins
7251 builtin_mask_for_load and builtin_mask_for_store.
7252 (altivec_init_builtins): Initialize the new target builtins.
7253 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
7254 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
7256 * tree-vectorizer.c (vect_create_data_ref): Renamed to
7257 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
7258 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
7259 (vectorizable_store): Call vect_create_data_ref_ptr with additional
7260 arguments, and create an indirect_ref with its return value data_ref.
7261 Check aligned_access_p.
7262 (vectorizable_load): Handle misaligned loads, using software-pipelined
7263 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
7264 vec_realign_load_optab is supported, or using a scheme without
7265 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
7266 misaligned_mem_ok is supported.
7268 (vect_finish_stmt_generation): Typo.
7269 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
7270 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
7271 presence of misaligned loads.
7272 (vect_analyze_data_ref_access): Add check for constant init.
7273 (vect_get_symbl_and_dr): Remove duplicate line.
7274 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
7276 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
7278 * builtins.c: Fix a comment typo.
7280 2004-09-23 Jan Hubicka <jh@suse.cz>
7282 * profile.c (branch_prob): Do not verify flow info in the middle of the
7285 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7287 * cfgloop.h (update_single_exits_after_duplication): Declare.
7288 (loopify, split_loop_bb): Declaration changed.
7289 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
7291 (loopify): Added redirect_all_edges argument.
7292 (update_single_exits_after_duplication): Export.
7293 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
7294 * tree-flow.h (tree_duplicate_loop_to_header_edge,
7295 tree_ssa_loop_version): Declare.
7296 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
7297 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
7298 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
7299 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
7301 * tree-ssa-loop-unswitch.c: New file.
7302 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
7303 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
7304 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
7305 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
7306 * tree-pass.h (pass_unswitch): Declare.
7307 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
7308 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
7309 * doc/passes.texi: Documen tree level loop unswitching.
7311 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
7313 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
7315 2004-09-22 Eric Christopher <echristo@redhat.com>
7317 * builtins.c (simplify_builtin_va_start): Remove.
7318 (simplify_builtin): Ditto.
7319 (fold_builtin_strchr): Ditto.
7320 (simplify_builtin_*): Rename remainders to fold_builtin_*.
7321 (expand_builtin): Fix up for above changes.
7322 (fold_builtin_1): Add new folders. Change for above.
7323 (expand_builtin_va_start): Call fold_builtin_next_arg.
7324 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
7325 * tree.h: Remove prototype for simplify_builtin.
7327 2004-09-23 Jan Hubicka <jh@suse.cz>
7330 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
7331 of fully inlined functions.
7332 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
7335 * cfgexpand.c (add_reg_br_prob_note): New function.
7336 (expand_gimple_cond_expr): Use it.
7337 (tree_expand_cfg): No longer kill the profile.
7338 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
7339 only if it is present.
7340 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
7341 * predict.c (combine_predictions_for_insn): Set the probabilities
7342 based on REG_BR_PROB note if present.
7343 * predict.c (branch_prob): Profile is read only with
7344 flag_branch_probabilities.
7346 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
7348 * aclocal.m4: Add in gettext's m4 includes.
7349 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
7350 * configure.ac: Add in check for iconv.h
7351 * configure: Regenerate.
7353 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
7355 * aclocal.m4: Update for rename of gettext-sister.m4.
7357 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
7359 Fix PR tree-optimization/17587
7360 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
7361 (insert_aux): Instead of here.
7363 2004-09-22 Diego Novillo <dnovillo@redhat.com>
7365 PR tree-optimization/16721
7366 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
7367 * tree-ssa-alias.c (create_memory_tag): Move setting of
7368 TREE_THIS_VOLATILE ...
7369 (get_tmt_for): ... here.
7371 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7373 * config/sparc/sparc.md (cmove splitter): Fix formatting.
7374 (conditional_trap expander): Reject inappropriate CCmodes.
7375 (conditional trap insn): Use V9 syntax if possible.
7377 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
7380 * c-typeck.c (build_component_ref): Don't special-case
7383 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
7385 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
7388 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
7390 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
7391 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7392 TRUTH_XOR_EXPR): Mention the restriction on types.
7394 2004-09-22 Matt Austern <austern@apple.com>
7396 * config/darwin.c (darwin_make_decl_one_only):
7397 Allow coalesced symbol to appear in static archive's table of contents
7399 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
7401 PR tree-optimization/17512
7402 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
7405 2004-09-22 David Edelsohn <edelsohn@gnu.org>
7407 * dbxout.c (get_lang_number): Do not define if
7408 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
7410 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
7413 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
7414 builtin_define ("__USE_INIT_FINI__").
7416 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
7418 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
7419 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
7420 * config/s390/s390.h (TARGET_TPF): New macro.
7421 * config/s390/s390.md ("eh_return"): New expander.
7422 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
7423 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
7424 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
7425 * config/s390/tpf.h (TARGET_TPF): Define to 1.
7426 (STACK_POINTER_OFFSET): Increase to 448.
7427 (TARGET_DEFAULT): Set -mtpf-trace on as default.
7428 (TPF_LOC_DIFF_OFFSET): New macro.
7429 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
7431 (__isPATrange): Add prototype.
7432 (MD_FALLBACK_FRAME_STATE_FOR): Define.
7433 * config/s390/tpf-eh.c: New file.
7435 2004-09-22 Diego Novillo <dnovillo@redhat.com>
7437 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
7438 operands in an integer comparison.
7439 * tree-cfg.c (find_taken_edge): Call fold() to determine
7440 whether the predicate is known.
7442 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
7444 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
7445 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
7446 Create build and doc directories along with the language directories.
7447 Don't create doc directory separately.
7448 * configure: Regenerate.
7449 * Makefile.in: Create all object and executables files built
7450 with the build compiler in a build/ directory.
7451 (genobjnames): Add missing build objects.
7452 (STAGESTUFF): Don't stage the gen* programs.
7453 (ggc-none.o): Define dependencies for the target compiler.
7454 (build-print-rtl.o): Rename to build/print-rtl.o.
7455 (build-errors.o): Rename to build/errors.o.
7456 (build-varray.o): Rename to build/varray.o.
7457 (maintainerclean): Delete the contents of the build directory.
7458 ($(genobjs): %.o): Explicitly use -o.
7459 (build/insn-conditions.o): Delete specfic rule to use generic rule.
7460 (build/gengtype-lex.o): Likewise.
7461 (build/gengtype-yacc.o): Likewise.
7462 (build/gcov-iov.o): Likewise.
7464 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
7466 * vec.h (VEC_space): Return true if there _is_ space.
7467 (VEC_reserve): Adjust.
7469 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
7471 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
7472 use FPRs for scalar, complex and vector types only.
7474 2004-09-21 Jeff Law <law@redhat.com>
7476 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
7477 the opt_stats_d structure.
7478 (vrp_data): Change from a varray into a hash table.
7479 (vrp_hash_elt): New structure for elements in the vrp hash table.
7480 (vrp_hash, vrp_eq):New functions for hashing and testing equality
7481 in the vrp hash table.
7482 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
7483 initialization slightly to make it easier to read. No longer need
7484 to grow/clear the varray. Instead empty and delete the hash table.
7485 (dom_opt_finalize_block): Update due to change of VRP_DATA from
7486 a varray to a hash table.
7487 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
7489 * tree-ssa-ccp.c (get_default_value): If we have a constant
7490 value recorded for an SSA_NAME, then use that constant as
7491 the initial lattice value.
7492 (substitute_and_fold): Transfer equivalences discovered into
7495 * tree.h (SSA_NAME_EQUIV): Add comments.
7496 (SET_SSA_NAME_EQUIV): Similarly.
7498 2004-09-21 David Edelsohn <edelsohn@gnu.org>
7500 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
7502 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
7504 2004-09-21 Mark Mitchell <mark@codesourcery.com>
7506 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
7507 (finish_decl): Likewise.
7509 2004-09-21 Devang Patel <dpatel@apple.com>
7511 * tree.def (VEC_COND_EXPR): New tree node.
7512 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
7514 2004-09-21 Stan Shebs <shebs@apple.com>
7516 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
7517 * config/rs6000/darwin-world.asm: Likewise.
7519 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
7521 * tree-ssa.c (verify_def): Use print_generic_stmt,
7522 not debug_generic_stmt.
7523 (verify_use): Ditto.
7524 (verify_phi_args): Ditto.
7525 (verify_ssa): Ditto.
7527 2004-09-21 Paul Brook <paul@codesourcery.com>
7529 * varasm.c (default_assemble_integer): Return false for values wider
7530 than the target word size. Works around GAS bug.
7532 2004-09-21 Zack Weinberg <zack@codesourcery.com>
7534 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
7536 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
7539 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
7541 * c-typeck.c (build_function_call): Give name of object
7542 we are attempting to call in error message.
7543 * c-objc-common.c (c_tree_printer): Call pp_expression,
7544 not return false, for 'E' case.
7546 2004-09-21 Steven Bosscher <stevenb@suse.de>
7548 PR rtl-optimization/17482
7549 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
7550 load_killed_in_block_p): Clarify comments.
7551 (record_last_reg_set_info): Make static inline.
7552 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
7553 (record_opr_changes): New function to replace the above.
7554 (compute_hash_table): Clarify comments. Use record_opr_changes.
7555 (reg_set_between_after_reload_p): Clean up.
7556 (reg_used_between_after_reload_p): Likewise.
7557 (eliminate_partially_redundant_load): Clarify comments.
7559 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7561 PR rtl-optimization/17266
7562 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
7564 2004-09-21 Uros Bizjak <uros@kss-loka.si>
7566 PR rtl-optimization/14851
7567 * rtlanal.c (commutative_operand_precedence): Calculate
7568 precedence of stripped constant.
7570 2004-09-20 Jeff Law <law@redhat.com>
7571 Jan Hubicka <jh@suse.cz>
7573 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
7574 initialize key elements here.
7575 (release_ssa_name): Zero the released SSA_NAME here.
7576 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
7577 (struct tree_ssa_name): Add new "equiv" field.
7578 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
7579 (tree_ssa_dominator_optimize): No longer allocate, resize or
7580 clear CONST_AND_COPIES.
7581 (get_value_for, set_value_for): Kill.
7582 (thread_across_edge): Get/set the equivalency using
7583 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
7584 (restore_vars_to_original_value): Likewise.
7585 (record_equivalences_from_phis): Likewise.
7586 (record_dominating_conditions): Likewise.
7587 (record_const_or_copy, record_equality): Likewise.
7588 (lookup_avail_expr): Likewise.
7589 (record_equivalences_from_stmt, cprop_operand): Likewise.
7590 (cprop_into_successor_phis): No longer need to pass around
7591 CONST_AND_COPIES. Callers updated. Get equivalences via
7593 (cprop_into_phis): Likewise.
7595 2004-09-20 Matt Austern <austern@apple.com>
7596 Zack Weinberg <zack@codesourcery.com>
7598 * c-common.c (fix_string_type): Build the unqualified array
7599 type unconditionally, then use c_build_qualified_type to get
7600 the proper const-qualified variant, and set its
7601 TYPE_MAIN_VARIANT to refer to the unqualified type.
7602 * c-lex.c (c_lex_return_raw_string): New global.
7603 (c_lex_with_flags): Honor it.
7604 * c-pragma.h: Declare it.
7606 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
7608 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
7610 2004-09-21 Jan Hubicka <jh@suse.cz>
7613 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
7614 (tree_rest_of_compilation): Cleanup.
7616 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
7618 * config/s390/s390.c (s390_select_rtx_section): Remove.
7619 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
7621 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
7623 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
7624 note to pretend a direct save from the original register when an
7625 intermediate register is used for the save.
7627 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7629 * tsystem.h (alloca): Provide a default definition.
7632 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7633 * unwind-dw2.c: Call __builtin_alloca, not alloca.
7635 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
7638 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
7639 aliasing sets are the same rather than just conflicting.
7641 2004-09-20 Jan Hubicka <jh@suse.cz>
7645 * cgraph.c (cgraph_unnest_node): New function.
7646 (c_finalize): Rename to ....
7647 (c_warn_unused_result_recursivly): ... this one; do only the warning
7648 (finish_function): Finalize the toplevel function; do not lower nested tree.
7649 * cgraph.h (cgraph_unnest_node): Declare.
7650 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
7651 nestedness datastructure.
7652 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
7653 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
7654 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
7656 2004-09-20 Richard Henderson <rth@redhat.com>
7658 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
7659 from some_small_symbolic_operand_1; export.
7660 (some_small_symbolic_operand): Remove.
7661 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
7663 * config/alpha/predicates.md (some_small_symbolic_operand): New.
7665 2004-09-20 Jan Hubicka <jh@suse.cz>
7667 * predict.c (return_prediction): New function.
7668 (apply_return_prediction): Likewise.
7669 (tree_bb_level_predictions): Likewise.
7670 (tree_estimate_probability): Add noreturn exit edges; call
7671 bb_level_predictions; fix logic of return heuristics.
7672 (predict_paths_leading_to): Rescuesce from old CVS version of
7673 process_note_prediction function.
7674 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
7676 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
7678 * config/s390/s390.c (s390_frame_info): Added alignment statement for
7679 floating point register area on stack.
7681 2004-09-20 Jakub Jelinek <jakub@redhat.com>
7683 * predict.c (expr_expected_value): Use *_CLASS_P macros.
7685 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
7687 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
7688 generating useless garbage.
7690 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
7692 * builtins.c (fold_builtin): Call the new omonymous
7693 target hook for machine-dependent built-ins.
7694 * target-def.h (TARGET_FOLD_BUILTIN): New.
7695 * target.h (struct gcc_target): Add the fold_builtin hook.
7696 * targhooks.c (default_fold_builtin): New.
7697 * targhooks.h (default_fold_builtin): Declare it.
7699 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
7701 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
7704 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
7707 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
7709 2004-09-20 Jan Hubicka <jh@suse.cz>
7711 * predict.c (estimate_probability): Remove unnecesary code.
7713 2004-09-19 Ira Rosen <irar@il.ibm.com>
7715 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
7716 (STMT_VINFO_VECT_DR_BASE): Declare.
7717 (VECT_SMODULO): Declare.
7718 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
7719 (vect_compute_array_base_alignment): New function.
7720 (vect_analyze_data_ref_access): Check array indices. Remove one
7721 dimensional arrays restriction.
7722 (vect_get_ptr_offset): New function.
7723 (vect_get_symbl_and_dr): New function.
7724 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
7725 (former name vect_get_base_decl_and_bit_offset).
7726 (vect_create_index_for_array_ref): Removed.
7727 (vect_create_index_for_vector_ref): New function.
7728 (vect_create_addr_base_for_vector_ref): New function.
7729 (vect_create_data_ref): Handle additional data refs. Call
7730 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
7731 (vect_compute_data_ref_alignment): Support the changes. Call
7732 vect_get_base_and_bit_offset.
7733 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
7734 data refs. Store vect_dr_base.
7735 (vect_analyze_data_ref_accesses): Support nonconstant init.
7736 (new_stmt_vec_info): Initialize vect_dr_base field.
7737 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
7738 (get_vectype_for_scalar_type): Check for BLKmode.
7739 * tree-chrec.h (initial_condition_in_loop_num): Declare.
7740 * tree-chrec.c (initial_condition_in_loop_num): New function.
7741 (chrec_component_in_loop_num): New function.
7742 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
7743 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
7744 to be pointer to varray_type.
7746 2004-09-19 Jan Hubicka <jh@suse.cz>
7748 * basic-block.h (update_bb_profile_after_threading): Declare.
7749 * cfg.c (update_bb_profile_after_threading): Break out from ...
7750 * cfgcleanup.c (try_forward_edges): ... here; use it.
7751 * tree-ssa-dom.c (thread_across_edge): Use it.
7752 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
7753 profile of the new BB.
7755 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
7757 * tree-ssa-pre.c (insert_into_set): Don't put
7758 is_gimple_min_invariant values into the set.
7760 2004-09-19 Andreas Jaeger <aj@suse.de>
7762 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
7765 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
7767 * config/cris/cris.h: Preserve the original spelling in a
7770 2004-09-18 Jeff Law <law@redhat.com>
7772 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
7773 global varrays to replace the block local varrays.
7774 (struct dom_walk_block_data): Remove, no longer used.
7775 (get_eq_expr_value): No longer need to pass around pointers to local
7776 varrays. Callers updated. Unused markers added to unused parameters.
7777 (record_range, record_equivalences_from_stmt): Likewise.
7778 (record_equivalences_from_incoming_edge): Likewise.
7779 (record_var_is_nonzero): Likewise. Update now that we have a
7780 single global varray of SSA_NAMEs that need restoring.
7781 (dom_opt_initialize_block_local_data): Kill, no longer used.
7782 (tree_ssa_dominator_optimize): Initialize new global varrays.
7783 Update callbacks in dominator walker structure.
7784 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
7785 VRP_VARIABLES_STACK.
7786 (restore_nonzero_vars_to_original_value): Update now that we have
7787 a single global varray of SSA_NAMEs that need restoring.
7788 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
7789 Remove unused variables.
7790 (optimize_stmt): Remove unused variable.
7792 2004-09-18 Jan Hubicka <jh@suse.cz>
7794 * tree-cfg.c (thread_jumps): Fix updating of the profile.
7796 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
7799 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
7801 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
7802 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
7803 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
7804 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
7805 tree-ssa-operands.c, tree-ssa-phiopt.c,
7806 tree-ssa-threadupdate.c: Fix comment typos.
7808 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
7810 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
7811 config/arm/README-interworking, config/arm/arm-cores.def,
7812 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
7813 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
7814 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
7815 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
7816 config/frv/frv.md, config/i386/winnt.c,
7817 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
7818 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
7819 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
7820 config/mcore/mcore.c, config/mips/mips.h,
7821 config/mn10300/mn10300.md, config/pa/pa.c,
7822 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
7823 config/rs6000/rs6000.c, config/sh/symbian.c,
7824 config/sparc/sparc.h: Fix comment typos. Follow spelling
7827 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
7830 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
7832 2004-09-18 Diego Novillo <dnovillo@redhat.com>
7834 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
7835 remove TREE_ADDRESSABLE from RESULT_DECL.
7837 2004-09-18 Diego Novillo <dnovillo@redhat.com>
7839 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
7841 2004-09-18 Jan Hubicka <jh@suse.cz>
7843 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
7845 * tree-ssa-alias.c (init_alias_info): Likewise.
7846 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
7847 (verify_ssa): Likewise.
7848 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
7850 2004-09-18 Jan Hubicka <jh@suse.cz>
7852 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
7855 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
7857 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
7858 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7859 DW_EH_PE_sdata* for data.
7860 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
7862 2004-09-17 Geoffrey Keating <geoffk@apple.com>
7864 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
7868 * c-typeck.c (constructor_asmspec): Delete.
7869 (struct initializer_stack): Delete field 'asmspec'.
7870 (start_init): Delete saving of asmspec.
7871 (finish_init): Don't update constructor_asmspec.
7872 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
7873 * stmt.c (expand_asm): Duplicate strings from tree.
7874 (expand_asm_operands): Likewise.
7875 * tree.c (tree_size): Update computation of size of STRING_CST.
7876 (make_node): Don't make STRING_CST nodes.
7877 (build_string): Allocate string with tree node.
7878 (tree_code_size): Clean up assertions, don't allow requests
7879 for "the size of a STRING_CST".
7880 * tree.def (STRING_CST): Update comment.
7881 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
7882 (tree_string): Place contents of string in tree node.
7883 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
7886 2004-09-17 Zack Weinberg <zack@codesourcery.com>
7888 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
7889 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
7891 2004-09-17 Jones Desougi <jones@ingate.com>
7893 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
7894 * configure, config.in: Regenerate.
7896 2004-09-17 Zack Weinberg <zack@codesourcery.com>
7898 * tree.c, tree.h (tree_class_strings): Make array const.
7899 Reindent per coding convention. Move asterisk to proper place
7900 per coding convention.
7902 2004-09-18 Andreas Schwab <schwab@suse.de>
7904 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
7905 (tree-vectorizer.o): Likewise.
7906 (targhooks.o): Likewise.
7908 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
7909 Zack Weinberg <zack@codesourcery.com>
7911 * alias.c (find_base_decl): Remove unreachable case '3' block.
7912 * expr.c (safe_from_p): Abort if passed a type.
7913 * tree-gimple.c (recalculate_side_effects): Abort if passed
7914 anything other than an expression.
7915 * tree-ssa-pre.c (phi_translate): Return expr immediately if
7916 is_gimple_min_invariant is true for it. Reorder cases for clarity.
7917 Abort on un-handled tree classes.
7918 (valid_in_set): Likewise.
7919 * tree.c (tree_code_class_strings): New static data.
7921 * tree.h (enum tree_code_class): New.
7922 (tree_code_class_strings): Declare.
7923 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
7924 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
7925 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
7926 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
7927 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
7929 * tree.def, c-common.def, objc/objc-tree.def: Use
7930 tree_code_class enumeration constants instead of code letters.
7932 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
7933 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
7934 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
7935 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
7936 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
7937 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
7938 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
7939 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
7940 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
7941 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
7942 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
7943 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
7944 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
7947 * LANGUAGES: Add note about change.
7949 2004-09-17 Diego Novillo <dnovillo@redhat.com>
7951 PR tree-optimization/17319
7952 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
7953 examine pointers on the LHS of an assignment.
7954 (collect_points_to_info_r): Handle RETURN_EXPR.
7956 2004-09-17 Jeff Law <law@redhat.com>
7958 * tree-ssa-dom.c (const_and_copies_stack): New.
7959 (dom_walk_block_data): Remove const_and_copies field.
7960 (record_const_or_copy): No longer need to pass in varray_type *.
7961 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
7963 (record_equality): Similarly.
7964 (restore_vars_to_original_value): Similarly. Revamp to use new
7965 single global stack rather than per-block stacks.
7966 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
7967 (thread_across_edge): Remove now unused parameters.
7968 (dom_opt_initialize_block_local_data): No longer test the block
7969 local CONST_AND_COPIES.
7970 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
7972 2004-09-17 Jan Hubicka <jh@suse.cz>
7974 PR tree-optimization/17509
7975 * tree-optimize.c (update_inlined_to_pointers): New function.
7976 (tree_rest_of_compilation): Use it.
7978 2004-09-17 Devang Patel <dpatel@apple.com>
7980 * dbxout.c (get_lang_number): New.
7981 (dbxout_init): Include lang number in N_SO stab.
7982 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
7983 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
7985 2004-09-17 Diego Novillo <dnovillo@redhat.com>
7987 PR tree-optimization/17273
7988 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
7989 replacement is a constant.
7991 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
7993 * c-tree.h (enum c_typespec_keyword): New.
7994 (struct c_declspecs): Adjust description of "type". Remove
7995 specbits, explicit_int_p and explicit_char_p. Rename
7996 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
7997 short_p, signed_p, unsigned_p and complex_p.
7998 (finish_declspecs): New.
7999 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
8000 typename): Call finish_declspecs.
8001 * c-decl.c (finish_declspecs): New.
8002 (declspecs_add_type): Check for combinations which cannot occur in
8003 valid specifier lists. Update comments.
8004 (shadow_tag_warned): Remove checks done in finish_declspecs.
8005 Don't report useless type name if type defaulted to int.
8006 (grokdeclarator): Remove checks and actions done in
8007 finish_declspecs. Don't allow for type being NULL. Update for
8008 datastructures changes. Initialize decl_attr.
8009 (build_null_declspecs, quals_from_declspecs): Update for
8010 datastructures changes.
8012 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
8014 * doc/extend.texi: Fix duplicated word.
8016 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
8018 * doc/invoke.texi: Remove stray explanation on
8019 -freduce-all-givs and -fmove-all-movables.
8021 2004-09-17 James Morrison <phython@gcc.gnu.org>
8023 * doc/cfg.texi: Use @smallexample.
8024 * doc/md.texi: Likewise.
8025 * doc/tree-ssa.texi: Likewise.
8026 * doc/extend.texi: Likewise. Use @r{} in comments.
8027 * doc/trouble.texi: Use @r{} in comments.
8029 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
8031 * configure.ac (gcc_cv_gld_version): Handle whitespace before
8033 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
8034 * configure: Regenerate.
8036 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
8038 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
8039 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
8040 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
8041 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
8042 slashes in substitutions.
8043 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
8045 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
8047 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
8048 gimplify.c, lambda-code.c, optabs.c, predict.c,
8049 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
8050 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
8053 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
8055 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
8056 doc/extend.texi, doc/install.texi, doc/invoke.texi,
8057 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
8058 doc/trouble.texi: Use @option around options.
8060 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
8062 * Makefile.in (gen-protos.o): Depend on errors.h.
8064 2004-09-17 Steven Bosscher <stevenb@suse.de>
8066 PR tree-optimization/17513
8067 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
8068 for successors of the entry block.
8070 2004-09-17 Uros Bizjak <uros@kss-loka.si>
8072 PR rtl-optimization/15187
8073 * ifcvt.c (noce_try_cmove_arith): Exit early if total
8074 insn_rtx_cost of both branches > BRANCH_COST
8076 2004-09-16 Diego Novillo <dnovillo@redhat.com>
8078 PR tree-optimization/17528
8079 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
8080 erase the may-alias set for a tag when merging it with
8083 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
8085 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
8086 for 32-bit TARGET_SHMEDIA.
8087 (call_value): Likewise.
8089 2004-09-16 Diego Novillo <dnovillo@redhat.com>
8091 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
8092 test apply only to TREE_STATIC and DECL_EXTERNAL.
8094 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8096 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
8097 * basic-block.h (get_dominated_by_region): Declare.
8098 * dominance.c (get_dominated_by_region): New function.
8099 * tree-cfg.c: Include cfglayout.h.
8100 (tree_duplicate_bb): Duplicate also phi nodes.
8101 (struct ssa_name_map_entry): New type.
8102 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
8103 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
8104 allocate_ssa_names, rewrite_to_new_ssa_names_def,
8105 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
8106 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
8107 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
8108 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
8109 rewrite_to_new_ssa_names, allocate_ssa_names,
8110 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
8111 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
8112 (copy_loop_headers): Use tree_duplicate_sese_region.
8114 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
8116 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
8118 2004-09-16 Jeff Law <law@redhat.com>
8120 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
8121 (rewrite_block_data): Remove, no longer used.
8122 (rewrite_initialize_block_local_data): Remove, no longer used.
8123 (rewrite_initialize_block): Mark parameters as unused as needed.
8124 Change references to the block local block_defs to be block_defs_stack.
8125 Push a marker onto the block_defs_stack.
8126 (ssa_rewrite_initialize_block): Similarly.
8127 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
8128 (ssa_register_new_def): No longer needs varray argument. Use
8129 block_defs_stack instead. No longer handle possibly null block_defs
8130 varray. Reverse order of items we push on the stack to make it
8131 easier to identify our marker.
8132 (register_new_def): No longer handle possibly null block_defs
8134 (rewrite_finalize_block): Revamp to look for markers in the global
8135 block_defs_stack varray rather than wiping a block local varray.
8136 Mark arguments as unused as needed.
8137 (ssa_rewrite_finalize_block): Similarly.
8138 (rewrite_into_ssa): Update initialization of dom walker structure
8139 to reflect that we don't need block local data anymore. Initialize
8140 the block_defs_stack varray.
8141 (rewrite_ssa_into_ssa): Similarly.
8142 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
8143 (struct dom_walk_data): Kill block_defs field.
8144 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
8145 (thread_across_edge): Use the global block_defs_stack instead of
8146 the old block_defs varray.
8147 (dom_opt_initialize_block_local_data): Update now that we don't have
8148 block_defs field to check anymore.
8149 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
8150 (restore_currdefs_to_original_value): Use the new block_defs_stack
8151 instead of a block local varray.
8152 (dom_opt_finalize_block): Similarly.
8153 (record_equivalencs_from_phis): Similarly.
8154 (optimize_stmt, register_definitions_for_stmt): Similarly.
8156 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
8158 PR tree-optimization/17517
8159 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8160 coalesce same-root variables without checking for abnormal PHI usage.
8162 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
8164 * cfgloop.h (duplicate_loop): Add prototype.
8165 * cfgloopmanip.c (duplicate_loop): Make non-static.
8166 * lambda-code.c (perfect_nestify): Factor out test whether
8167 we can handle this loop into separate function.
8169 (can_convert_to_perfect_nest): New function.
8170 (replace_uses_of_x_with_y): Add modify_stmt call.
8171 * tree-loop-linear.c (linear_transform_loops): Call
8172 rewrite_into_loop_closed_ssa and free_df.
8174 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
8176 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
8177 loop invariant as well.
8178 (perfect_nestify): new function.
8179 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
8180 upper bounds, and steps.
8181 Set outerinductionvar properly.
8182 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
8184 Return NULL if we need a perfect loop and can't make one.
8185 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
8186 (not_interesting_stmt): New function.
8187 (phi_loop_edge_uses_def): Ditto.
8188 (stmt_uses_phi_result): Ditto.
8189 (stmt_is_bumper_for_loop): Ditto.
8190 (perfect_nest_p): Ditto.
8191 (nestify_update_pending_stmts): Ditto.
8192 (replace_uses_of_x_with_y): Ditto.
8193 (stmt_uses_op): Ditto.
8194 (perfect_nestify): Ditto.
8195 * lambda-mat.c (lambda_matrix_id_p): New function.
8196 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
8197 * lambda.h: Update prototypes.
8198 * tree-loop-linear (linear_transform_loop): Use new
8199 perfect_nest_p. Detect and ignore identity transform.
8200 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
8202 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
8204 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
8205 Gather also strides of accessed data. Pass in the data references
8207 (try_interchange_loops): Add a new heuristic for handling the temporal
8208 locality. Pass in the data references array.
8209 (linear_transform_loops): Pass the data references array to
8210 try_interchange_loops.
8212 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
8214 * doc/invoke.texi: Fix typos. Follow spelling conventions.
8216 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
8218 * doc/c-tree.texi (Classes): Remove index entries for
8219 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
8221 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8223 * fold-const.c (fold): Fold difference of addresses.
8224 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
8225 get_inner_reference.
8226 * tree-ssa-loop-ivopts.c (peel_address): Removed.
8227 (ptr_difference_const): Moved to fold-const.c.
8228 (split_address_cost): Use get_inner_reference instead of peel_address.
8229 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
8230 * tree.h (ptr_difference_const): Export.
8232 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
8233 variable type to the dump. Fix indentation.
8234 (idx_find_step): Handle nonconstant array_ref_element_size and
8235 array_ref_low_bound.
8236 (idx_record_use): Handle array_ref_element_size and
8237 array_ref_low_bound.
8238 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
8239 statements correctly.
8240 (get_computation_at, iv_value): Do not unshare expressions here.
8241 (rewrite_use_outer): Unshare the expression before it is emitted
8243 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
8245 * tree.c (unsigned_type_for, signed_type_for): Moved from
8246 tree-ssa-loop-niter.c. Use langhooks.
8247 * tree.h (signed_type_for): Export.
8249 2004-09-16 David Edelsohn <edelsohn@gnu.org>
8251 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
8254 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
8257 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
8258 Add two parameters to extra_includes.
8259 (C_INCPATH_INIT): Remove.
8260 * c-incpath.c (register_include_chains): Call extra_pre_includes
8261 before adding the standard include directory.
8262 Update call to extra_includes.
8263 (!defined TARGET_EXTRA_INCLUDES): Update
8264 hook_void_charptr_charptr_int and add !define
8265 TARGET_EXTRA_PRE_INCLUDES.
8266 (!define TARGET_EXTRA_INCLUDES): Define as
8267 hook_void_charptr_charptr_int.
8268 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
8269 (target_c_incpath): Always declare.
8270 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
8272 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
8273 * config/darwin.h: (darwin_register_frameworks): Update for
8274 the two new parameters.
8275 (darwin_register_objc_includes): Add prototype.
8276 (TARGET_EXTRA_PRE_INCLUDES): Define.
8277 * config/darwin-c.c (darwin_register_objc_includes): New function.
8278 (darwin_register_frameworks): Update for the two new parameters.
8279 (target_c_incpath): Remove.
8280 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
8282 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
8284 (TARGET_EXTRA_PRE_INCLUDES): Document.
8286 * gcc.c (spec_function): Add replace-outfile.
8287 (replace_outfile_spec_function): New function.
8288 * config/darwin.h (LINK_SPEC): Add replace
8289 -lobjc with -lobjc-gnu if -fgnu-runtime is
8291 * invoke.texi (replace-outfile): Document.
8293 2004-09-13 Jan Hubicka <jh@suse.cz>
8295 * predict.c (expr_expected_value, strip_builtin_expect): New function.
8296 (tree_predict_by_opcode): Use it.
8297 (tree_estimate_probability): Add, for now disabled,
8298 strip_builtin_expect call.
8300 2004-09-15 James E Wilson <wilson@specifixinc.com>
8303 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
8304 if current_function_decl is a sibcall.
8306 2004-09-15 Mark Mitchell <mark@codesourcery.com>
8308 * varasm.c (default_function_rdodata_section): Make sure to pass
8309 along a decl for a link-once section.
8311 2004-09-15 Richard Henderson <rth@redhat.com>
8313 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
8314 warning with code disable. Fix formatting.
8316 2004-09-15 Steven Bosscher <stevenb@suse.de>
8318 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
8319 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
8320 after propagating into an ADDR_EXPR.
8322 2004-09-15 Andrew Pinski <apinski@apple.com>
8325 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
8326 Move it out of gcc_assert.
8328 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
8330 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
8331 except.c, fold-const.c, function.c, langhooks.c, params.c,
8332 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
8333 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
8334 for quoting in diagnostics going through pretty-print.c. Use ''
8335 for quoting in other diagnostic text.
8336 * langhooks.c: Include intl.h. Mark text locating diagnostics for
8338 * Makefile.in (langhooks.o): Update dependencies.
8339 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
8342 2004-09-15 Mark Mitchell <mark@codesourcery.com>
8344 * configure.ac: Check for COMDAT support. Robustify check for
8346 * configure: Regenerated.
8347 * config.in: Likewise.
8348 * langhooks-def.h (lhd_comdat_group): New function.
8349 (LANG_HOOKS_COMDAT_GROUP): New macro.
8350 (LANG_HOOKS_DECLS): Use it.
8351 * langhooks.c (lhd_comdat_group): Define.
8352 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
8353 * output.h (named_section_flags): Make it a macro.
8354 (named_section_real): New function.
8355 (default_no_named_section): Add decl parameter.
8356 (default_elf_asm_named_section): Likewise.
8357 (default_coff_asm_named_section): Likewise.
8358 (default_pe_asm_named_section): Likewise.
8359 * target.h (gcc_target): Adjust type of named_section.
8360 * varasm.c (named_section_flags): Rename to named_section_real.
8362 (default_no_named_section): Add decl parameter.
8363 (default_elf_asm_named_section): Use COMDAT, if available. Deal
8364 with the case that ASM_COMMENT_START is "@".
8365 (default_coff_asm_named_section): Add decl parameter.
8366 (default_pe_asm_named_section): Likewise.
8367 * config/alpha/alpha.c (vms_asm_named_section): Add decl
8369 (unicosmk_asm_named_section): Likewise.
8370 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
8371 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
8372 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
8373 * config/cris/cris-protos.h (cris_target_asm_named_section):
8375 * config/cris/cris.c (cris_target_asm_named_section):
8377 * config/darwin/darwin-protos.h (darwin_asm_named_section):
8379 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
8380 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
8381 * config/i386/i386-protos.h (i386_pe_asm_named_section):
8383 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
8384 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
8385 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
8386 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
8388 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
8389 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
8390 * cp/cp-tree.h (cxx_comdat_group): Declare.
8391 * cp/decl.c (cxx_comdat_group): New function.
8393 2004-09-15 Jan Hubicka <jh@suse.cz>
8395 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
8396 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
8398 * tree-cfg.c (remove_bb): Release SSA defs.
8400 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
8402 * doc/tm.texi: Follow spelling conventions.
8404 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
8406 * tree-ssa-dom.c: Fix comment typos.
8408 2004-09-15 Alan Modra <amodra@bigpond.net.au>
8410 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
8412 (ppc_fallback_frame_state): Save location of CR.
8414 2004-09-15 Jakub Jelinek <jakub@redhat.com>
8416 * expr.c (string_constant): Handle also read-only variables
8417 initialized to string literals.
8419 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
8420 into memcpy (x, y, 1) if memcpy can be expanded inline.
8422 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8424 PR tree-optimization/17468
8425 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
8426 definition inside a block precede uses.
8427 * tree-tailcall.c (adjust_return_value): Emit statements in the
8430 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
8432 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
8434 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
8436 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
8438 2004-09-14 Jeff Law <law@redhat.com>
8440 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
8441 (struct dom_walk_block_data): Remove avail_exprs member.
8442 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
8443 (lookup_avail_expr): No longer need to pass in address of
8444 the block local available exprs stack. All callers changed.
8445 (simplify_cond_and_lookup_avail_expr): Similarly.
8446 (simplify_switch_and_lookup_avail_expr): Similarly.
8447 (get_eq_expr_value, record_cond): Likewise.
8448 (record_dominating_conditions): Likewise.
8449 (update_rhs_and_lookup_avail_expr): Likewise.
8450 (record_equivalences_from_stmt): Likewise.
8451 (dom_opt_initialize_block_local_data): No longer test state of
8452 block local avail_exprs.
8453 (dom_opt_initialize_block): Mark unwind point in the global
8455 (remove_expressions_from_table): Update to unwind to the
8456 most recent unwind marker in the global avail_expr stack.
8457 All callers changed.
8458 (dom_opt_finalize_block): Mark unwind point in the global
8459 avail_expr stack as needed.
8460 (record_cond): Push elements into the global avail_exprs stack.
8462 * tree-dfa.c (free_df_for_stmt): No longer static.
8463 (free_df): Update comments.
8464 * tree-flow.h (free_df_for_stmt): Prototype.
8465 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
8468 2004-09-14 Diego Novillo <dnovillo@redhat.com>
8470 PR tree-optimization/17252
8471 * tree-ssa-alias.c (may_alias_p): Don't assume that a
8472 pointer may not point to itself when using relaxed
8475 2004-09-14 Richard Henderson <rth@redhat.com>
8478 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
8479 while folding <ADDR_EXPR <INDIRECT_REF X>>.
8481 2004-09-14 Andrew Pinski <apinski@apple.com>
8483 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
8484 sets of the pointers but the aliasing sets of what they point to.
8486 2004-09-14 Roger Sayle <roger@eyesopen.com>
8488 PR rtl-optimization/9771
8489 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
8490 conditional compilation in init_reg_sets_1.
8491 (init_reg_sets_1): Let global_regs[i] take priority over the frame
8492 (but not stack) pointer exceptions to regs_invalidated_by_call.
8493 (globalize_reg): Globalizing a fixed register may need to update
8494 regs_invalidated_by_call.
8496 2004-09-14 Diego Novillo <dnovillo@redhat.com>
8498 PR tree-optimization/15262
8499 * tree-dfa.c (dump_variable): Also print the type of the
8501 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
8502 memory tags are of conflicting alias sets but have no aliased
8503 symbols in common, add one tag to the alias set of the other.
8504 (setup_pointers_and_addressables): Remove hack to deal with
8505 programs with no aliased symbols.
8506 (may_alias_p): Don't special case aggregate types.
8508 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
8511 * doc/invoke.texi (Environment Variables): Correct example locale.
8513 2004-09-14 Jan Hubicka <jh@suse.cz>
8515 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
8517 2004-09-14 Mark Mitchell <mark@codesourcery.com>
8519 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
8521 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
8523 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
8525 (struct c_declarator): Change u.array.quals and pointer_quals to
8526 int. Add u.array.attrs.
8527 (quals_from_declspecs): New.
8528 * c-decl.c (quals_from_declspecs): New.
8529 (shadow_tag_warned): Give more specific message for useless type
8531 (build_array_declarator, set_array_declarator_inner,
8532 grokdeclarator, make_pointer_declarator, build_null_declspecs,
8533 declspecs_add_qual): Update for changed structures.
8535 2004-09-14 Jeff Law <law@redhat.com>
8537 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
8539 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
8540 (dom_opt_initialize_block_local_data): No longer test state
8542 (dom_opt_finalize_block): Update due to change in scope of
8544 (optimize_stmt): Similarly.
8546 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
8548 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
8549 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
8550 comment typos. Follow spelling conventions.
8552 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
8554 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
8555 config/i386/predicates.md, config/sparc/sparc.c: Follow
8556 spelling conventions.
8558 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8559 Steven Bosscher <stevenb@suse.de>
8561 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
8562 * basic-block.h (struct reorder_block_def): Add copy_number field.
8563 * cfgloop.h (biv_p): Declare.
8564 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
8565 * common.opt (fsplit-ivs-in-unroller): New flag.
8566 * loop-iv.c (biv_p): New function.
8567 * loop-unroll.c: Include hashtab.h and recog.h.
8568 (struct iv_to_split, struct split_ivs_info): New types.
8569 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
8570 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
8571 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
8572 insert_base_initialization, split_iv): New functions.
8573 (peel_loop_completely, unroll_loop_constant_iterations,
8574 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
8576 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
8578 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8580 * tree-cfg.c (thread_jumps): Update dominators correctly in
8581 case destination of threaded edge dominates its source.
8583 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8585 * unroll.c: Removed.
8587 * Makefile.in (LOOP_H, unroll.o): Removed.
8588 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
8590 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
8592 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
8593 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
8594 * loop.c: Do not include loop.h.
8595 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
8596 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
8597 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
8598 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
8599 struct loop_regs, struct loop_movables, struct loop_info): Moved
8601 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
8602 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
8603 find_common_reg_term, loop_iterations, final_giv_value): Moved
8605 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
8606 loop_dump_stream, for_each_insn_in_loop, express_from,
8607 extend_value_for_giv, loop_iv_add_mult_emit_before,
8608 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
8609 loop_insn_first_p, get_condition_for_loop,
8610 loop_insn_emit_before, loop_insn_hoist,
8611 loop_insn_sink): Made static.
8612 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
8614 (strength_reduce): Do not call unroller.
8615 (record_giv): Do not initialize unrolled field.
8616 (prescan_loop): Do not set loop_info->preconditioned.
8617 * passes.c: Do not include loop.h.
8618 (rest_of_handle_loop_optimize): Do not call unroller.
8619 * predict.c: Do not include loop.h.
8620 * rtl.h (NOTE_PRECONDITIONED): Removed.
8621 * stmt.c: Do not include loop.h.
8622 * toplev.c: Do not include loop.h.
8623 (process_options): Do not handle flag_old_unroll_loops.
8625 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
8626 Documentation removed.
8627 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
8629 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
8631 * Makefile.in (STAGE1_CHECKING): New variable.
8632 (stage1_build): Use it.
8633 * tree-ssa.c (verify_ssa): Preserve state of dominance
8636 2004-09-14 Uros Bizjak <uros@kss-loka.si>
8638 * config/i386/i386.c (output_fp_compare): Add generation
8639 of ftst instruction.
8640 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
8641 Use output_fp_compare () function.
8642 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
8643 (fix_truncdi_memory): Remove operands[5] copy.
8645 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
8647 * config/m32r/m32r.md, config/m68k/m68kelf.h,
8648 config/mcore/mcore.md, config/rs6000/linux64.h,
8649 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
8652 2004-09-13 James E Wilson <wilson@specifixinc.com>
8654 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
8655 * gen-protos.c: Include errors.h.
8658 2004-09-14 Jan Hubicka <jh@suse.cz>
8660 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
8661 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
8662 (predict_loops): Use number_of_iterations_exit to predict
8663 number of iterations on trees.
8665 2004-09-13 Dale Johannesen <dalej@apple.com>
8669 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
8670 objects declared extern.
8672 2004-09-14 Paul Brook <paul@codesourcery.com>
8674 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
8677 2004-09-13 Daniel Jacobowitz <dan@debian.org>
8679 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
8680 Only use TYPE_BINFO for aggregates.
8682 2004-09-13 Daniel Jacobowitz <dan@debian.org>
8684 * expmed.c (synth_mult): Initialize latency. Check cost before
8687 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
8689 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
8690 add_call_clobber_ops and add_call_read_ops.
8691 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
8692 the number of vdefs and vuses inserted based on analysis of global
8693 variables across calls. * tree-dfa.c (find_referenced_vars):
8694 Needed to reset static var maps before each function is compiled.
8696 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
8697 static_vars_info,functions_to_static_vars_info,module_statics_escape,
8698 all_module_statics,searchc_env,dfs_info): New fields to support
8699 analysis of static global variables.
8700 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
8701 cgraph_reset_static_var_maps, get_global_static_vars_info,
8702 get_global_statics_not_read, get_global_statics_not_written,
8703 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
8704 check_rhs_var, check_lhs_var, get_asm_expr_operands,
8705 process_call_for_static_vars, scan_for_static_refs,
8706 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
8707 clear_static_vars_maps, cgraph_propagate_bits,
8708 cgraph_characterize_statics): New. Functions to support analysis
8709 of static global variables.
8710 (cgraph_mark_local_and_external_functions): Renamed from:
8711 (cgraph_mark_local_functions)
8712 (cgraph_expand_all_functions): Remove call to
8713 cgraph_mark_local_and_external_functions.
8714 (cgraph_optimize): Added driver to analyze static variables whose
8715 scope is within the compilation unit. * cgraph.h (struct
8716 cgraph_local_info, GTY): Added statics_read, statics_written,
8717 local, calls_read_all, calls_write_all, for_functions_valid.
8718 (struct cgraph_node): Added next_cycle. * cgraph.c
8719 (dump_cgraph_node): Added print routines for new fields. *
8720 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
8723 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
8725 * c-decl.c (grokdeclarator): Correct comments about where storage
8726 class specifiers are rejected by grammar and add corresponding
8727 asserts. Diagnose typedefs and parameters declared inline.
8728 Change warning for inline main to a pedwarn. Only diagnose inline
8730 (declspecs_add_scspec): Allow duplicate "inline".
8732 2004-09-13 Steve Ellcey <sje@cup.hp.com>
8734 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
8735 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
8737 2004-09-13 Richard Henderson <rth@redhat.com>
8740 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
8741 (tree_type): Replace spare with contains_placeholder_bits.
8742 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
8743 make static. Remove seen_types list.
8744 (type_contains_placeholder_p): New.
8746 2004-09-13 James E Wilson <wilson@specifixinc.com>
8748 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
8749 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
8750 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
8751 bdesc_arrays instead of mips_bdesc.
8752 (mips_init_builtins): Likewise.
8753 * config/mips/mips.h (TARGET_SB1): New.
8754 (HAVE_SQRT_P): Delete.
8755 * config/mips/mips.md (divide_condition): Support V2SF.
8756 (sqrt_condition, recip_condition): New.
8757 (div<mode>3): Use ANYF instead of SCALARF.
8758 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
8760 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
8761 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
8763 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
8764 instead of SCALARF. Use UNITMODE instead of MODE.
8766 2004-09-13 Zack Weinberg <zack@codesourcery.com>
8768 * config.in: Regenerate after removal of libbanshee.
8770 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
8772 PR tree-optimization/17400
8773 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8774 coalesce partitions when one occurs in an abnormal PHI.
8776 2004-09-13 Andrew Pinski <apinski@apple.com>
8778 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
8781 2004-09-13 Richard Henderson <rth@redhat.com>
8784 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
8785 (cselib_invalidate_rtx_note_stores): New.
8786 (cselib_record_sets, cselib_process_insn): Update to match.
8787 * cselib.h (cselib_invalidate_rtx): Declare.
8788 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
8790 2004-09-13 Richard Henderson <rth@redhat.com>
8793 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
8794 after copying its argument.
8796 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
8798 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
8799 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
8800 in diagnostics. Use %' for English apostrophes.
8801 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
8802 (pedwarn_c90, pedwarn_c99): Use it.
8803 * c-decl.c (lookup_label): Quote label name in diagnostic.
8804 * c-parse.in (yyprint): Use ' instead of ` for left quote.
8805 * c-typeck.c (warn_for_assignment): Likewise.
8807 2004-09-13 Jan Hubicka <jh@suse.cz>
8809 * i386.c (x86_schedule): New global variable.
8810 (override_options): Disable scheduling when not supported.
8811 * i386.h (x86_schedule): Declare.
8812 (TARGET_SCHEDULE): New macro.
8814 2004-09-12 Richard Henderson <rth@redhat.com>
8817 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
8818 * tree.c, tree.h (has_cleanups): Remove.
8820 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8822 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
8823 arguments of the phi nodes correctly.
8825 2004-09-12 Jan Hubicka <jh@suse.cz>
8827 * ggc-common.c (cmp_statistics): Fix sorting.
8829 2004-09-12 David Edelsohn <edelsohn@gnu.org>
8832 * expmed.c (expand_divmod): If cheap power of 2 divide is
8833 available, use it for negative constant as well.
8835 2004-09-12 Andrew Pinski <apinski@apple.com>
8837 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
8840 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
8842 2004-09-12 Richard Henderson <rth@redhat.com>
8844 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
8846 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
8847 post-reload, and scratch NULL.
8848 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
8849 (x86_shift_adj_2): Use ix86_expand_clear.
8850 (ashldi3): Remove CMOVE expansion difference.
8851 (ashldi3_1): Remove.
8852 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
8853 add constraints for immediates. New peephole for split-with-temp.
8854 Run splitter after peep2 pass.
8855 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
8856 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
8857 (setcc_2): Rename with *.
8858 * config/i386/predicates.md (reg_or_pm1_operand): New.
8859 (ashldi_input_operand): New.
8861 2004-09-12 Richard Henderson <rth@redhat.com
8863 * print-rtl.c (print_decl_name): New.
8864 (print_mem_expr): Use it.
8866 2004-09-12 Richard Henderson <rth@redhat.com
8869 * except.c (sjlj_emit_function_exit): Fix logic locating
8870 sjlj_exit_after in final block.
8872 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
8874 * common.opt: Remove flags -fmove-all-movables and
8876 * loop-invariant.c (find_invariants_to_move):
8877 Remove all uses of flag_move_all_movables.
8878 * loop.c (move_movables): Remove all uses of
8879 flag_move_all_movables.
8880 (strength_reduce): Remove all uses of
8881 flag_reduce_all_givs.
8882 * doc/invoke.texi: Remove documentation of flags
8883 -fremove-all-movables and -freduce-all-givs.
8885 2004-09-11 Roger Sayle <roger@eyesopen.com>
8888 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
8889 change. elt->type may be a floating point type, so use fold_convert.
8891 2004-09-11 Geoffrey Keating <geoffk@apple.com>
8893 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
8894 the thing referenced as used, not the stub itself.
8896 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
8898 * c-tree.h (enum c_storage_class): New.
8899 (struct c_declspecs): Add storage_class, inline_p and thread_p.
8900 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
8901 declarations and "auto" or "register" in file scope empty
8902 declarations. Give more specific warnings for other cases of
8903 storage class specifiers in empty declarations.
8904 (grokdeclarator): Update for new structures. Don't check for
8905 multiple storage classes. Diagnose file-scope "register" if
8907 (build_null_declspecs): Update.
8908 (declspecs_add_scspec): Update. Diagnose multiple storage class
8909 specifiers and invalid uses of "__thread".
8911 2004-09-11 Zack Weinberg <zack@codesourcery.com>
8913 * tree.c (tree_code_size): New function, bulk of code from tree_size.
8914 (tree_size, make_node): Use it.
8915 * tree-ssa-pre.c (init_pre): Use it.
8916 * tree.h: Prototype it.
8918 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8920 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
8921 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
8922 redirect_immediate_use): Use PHI_DF.
8923 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
8924 (bb_for_stmt): Use PHI_BB.
8925 (get_immediate_uses): Use PHI_DF.
8926 * tree-ssa-dse.c (max_stmt_uid): New variable.
8927 (get_stmt_uid): New function.
8928 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
8930 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
8931 (max_uid): Renamed to max_stmt_uid.
8932 (get_stmt_uid): New function.
8933 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
8934 phi node annotations.
8935 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
8936 * tree.h (PHI_BB, PHI_DF): New accessor functions.
8937 (struct tree_phi_node): Add bb and df fields.
8939 2004-09-11 Richard Henderson <rth@redhat.com>
8942 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
8945 2004-09-11 Jan Hubicka <jh@suse.cz>
8947 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
8948 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
8949 * i386.md (i387_cw): Add 'uninitialized' mode.
8951 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
8952 (output_location): Break out from ....
8953 (branch_prob): ... here; handle gcov output on trees.
8954 * toplev.c (process_options): No longer be sorry about coverage for
8957 2004-09-11 Steven Bosscher <stevenb@suse.de>
8960 * fold-const.c (fold): Do not try to fold the operand of a
8961 CLEANUP_POINT_EXPR if that operand does itself not have any
8965 * langhooks.c (lhd_decl_printable_name): Make sure that this
8966 function is called with is a decl node that has an identifier.
8967 * tree-pretty-print.c (dump_function_name): New function to
8968 wrap PRINT_FUNCTION_NAME and dump_decl_name.
8969 (print_call_name): Use it.
8971 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
8973 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
8976 2004-09-11 Jakub Jelinek <jakub@redhat.com>
8978 * tree-ssa-alias.c (collect_points_to_info_r): Handle
8979 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
8982 2004-09-11 Richard Henderson <rth@redhat.com>
8984 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
8985 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
8986 operand of the ADDR_EXPR.
8987 (expand_expr_real_1): Update to match.
8989 2004-09-11 David Edelsohn <edelsohn@gnu.org>
8992 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
8993 choose 64-bit version.
8995 2004-09-11 Richard Henderson <rth@redhat.com>
8998 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
9000 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
9002 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
9003 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
9004 Insert @: after i.e. or e.g.
9006 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9008 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
9009 D.xxx rather than <Dxxx>.
9011 2004-09-10 Adam Nemet <anemet@lnxw.com>
9013 * configure.ac (AC_MSG_CHECKING(what linker to use)):
9014 in_tree_ld_is_elf should be true for LynxOS.
9015 * configure: Regenerate.
9017 2004-09-10 Adam Nemet <anemet@lnxw.com>
9019 * Makefile.in (all.cross): Add srcextra.
9021 2004-09-10 Roger Sayle <roger@eyesopen.com>
9024 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
9025 floating point comparison operators. Change aborts to gcc_asserts.
9027 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9029 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
9031 2004-09-10 James E Wilson <wilson@specifixinc.com>
9033 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
9034 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
9036 * convert.c (convert_to_vector): Replace recursive call with
9039 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
9040 Add integer argument named constant. Use const_tiny_rtx instead of
9042 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
9044 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
9046 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
9047 of gen_rtx_raw_CONST_VECTOR.
9049 2004-09-10 Eric Christopher <echristo@redhat.com>
9052 * c-parse.in (attribute): Add NULL_TREE for error case
9055 2004-09-10 Zack Weinberg <zack@codesourcery.com>
9057 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
9058 (extract_interface_info): Delete prototype.
9059 * c-decl.c (extract_interface_info): Delete stub.
9060 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
9061 it's not already been done ...
9062 (init_c_lex): ... not here.
9063 (fe_file_change): Don't call extract_interface_info.
9065 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
9067 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
9068 typedef_p and typedef_signed_p.
9069 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
9070 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
9071 Check typedef_p and typedef_signed_p, not typedef_decl.
9072 (grokfield): Check typedef_p, not typedef_decl.
9073 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
9075 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
9078 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9080 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
9082 2004-09-10 Geoffrey Keating <geoffk@apple.com>
9084 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
9085 temporary variables.
9087 * dbxout.c (dbxout_block): Update for
9088 current_function_func_begin_label a string.
9089 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
9090 * except.c (dw2_output_call_site_table): Likewise.
9091 * toplev.c (current_function_func_begin_label): Likewise.
9092 * tree.h (current_function_func_begin_label): Likewise.
9093 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
9095 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
9098 * config/darwin.c: Include target.h.
9099 (struct machopic_indirection): Make ptr_name a string.
9100 (machopic_indirection_hash): Update for ptr_name a string.
9101 (machopic_indirection_eq): Likewise.
9102 (machopic_indirection_name): Likewise.
9103 (machopic_output_indirection): Likewise.
9104 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
9105 string. Don't expect stub names to be in the identifier hash table.
9106 Do call strip_name_encoding before looking up entry in ID hash table.
9107 * config/t-darwin (darwin.o): Add target.h to dependencies.
9109 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
9110 of fprintf for register names.
9112 * output.h (unlikely_section_label): Delete declaration.
9113 (unlikely_text_section_name): Likewise.
9114 * varasm.c (unlikely_section_label_printed): Make static.
9115 (unlikely_section_label): Likewise.
9116 (unlikely_text_section_name): Likewise.
9117 (assemble_start_function): Use reconcat.
9119 * rtl.def (REG): Add comment to describe third field.
9121 2004-09-10 Andrew Pinski <apinski@apple.com>
9123 * config/darwin.c (machopic_mcount_stub_name): Call
9124 machopic_indirection_name instead of making the string
9127 2004-09-10 Diego Novillo <dnovillo@redhat.com>
9131 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
9133 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
9134 memory tag is call clobbered, so are its aliases.
9135 (group_aliases): When two memory tags being grouped, if one is
9136 call clobbered, so are the other and its aliases.
9137 (add_may_alias): Remove call-clobbering stuff.
9138 (replace_may_alias): Likewise.
9139 (merge_pointed_to_info): Merge pt_global_mem
9141 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9143 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
9144 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
9145 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
9146 tree-scalar-evolution.c, tree-ssa-copyrename.c,
9147 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
9149 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9151 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
9152 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
9153 pair. Remove match_dup from inputs. Remove masaccs handling.
9154 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
9155 (masaccs, mdasaccs): Turn into define_insns.
9157 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9159 * tree-tailcall.c (process_assignment): Only do accumulator transforms
9160 for floating-point types if flag_unsafe_math_optimizations.
9162 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9164 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
9165 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
9166 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
9167 config/h8300/h8300.md, config/i386/gmm_malloc.h,
9168 config/ia64/ia64.md, config/ip2k/libgcc.S,
9169 config/mips/mips-ps-3d.md, config/mips/mips.c,
9170 config/rs6000/rs6000.c, config/s390/s390.c,
9171 config/sh/symbian.c: Fix comment typos.
9173 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
9175 * config/s390/s390.c (s390_emit_prologue): Added missing
9178 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9180 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
9181 typos. Follow spelling conventions.
9183 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
9185 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
9186 in diagnostic. Don't dereference NULL TYPE_NAME.
9188 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9190 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
9191 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
9192 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
9193 value-prof.c: Fix comment typos. Follow spelling conventions.
9195 2004-09-10 Jan Hubicka <jh@suse.cz>
9197 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
9198 * tree-split_edge.c (tree_split_edge): Likewise.
9199 (thread_jumps): Likewise.
9201 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
9203 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
9206 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
9208 * cgraph.h (cgraph_dump_file): Do not declare.
9209 * cgraphunit.c (cgraph_dump_file): Declare as static.
9211 * toplev.c (cgraph_dump_file): Do not declare.
9212 (compile_file): Call init_cgraph.
9213 * tree-dump.c (dump_files): Add IPA dump file, remove
9214 XML dump of call graph.
9215 (get_dump_file_name): Support IPA dump file naming scheme.
9216 * tree.h (enum tree_dump_index): Add IPA dump file, remove
9217 XML dump of call graph.
9218 * doc/invoke.texi (Debugging Options): Document the new options.
9220 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
9222 * doc/extend.texi: Document the FR-V built-in functions.
9224 2004-09-09 James E Wilson <wilson@specifixinc.com>
9226 * doc/sourcebuild.texi: Delete libbanshee reference.
9228 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
9230 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
9232 2004-09-09 James E Wilson <wilson@specifixinc.com>
9234 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
9235 before calling vector_types_convertible_p.
9236 (digest_init): Check that inside_init has VECTOR_TYPE before calling
9237 vector_types_convertible_p. Don't give another error if
9238 convert_for_assignment returns error_mark_node.
9240 2004-09-09 Roger Sayle <roger@eyesopen.com>
9243 * fold-const.c (build_zero_vector): New function to construct a
9244 vector (either floating point or integer) of zeros.
9245 (fold_convert): Internally, enable conversions of integer zero
9246 to arbitrary vector types, using the new build_zero_vector.
9248 2004-09-09 Roger Sayle <roger@eyesopen.com>
9250 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
9251 expand a left shift by an immediate constant as either an ashl or
9252 a sequence of additions.
9253 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
9254 instead of calling gen_ashlsi3 with a constant directly.
9256 2004-09-09 Roger Sayle <roger@eyesopen.com>
9258 * config/i386/i386.c (ix86_split_long_move): When optimizing for
9259 size, and the low and high parts of a DImode constant are equal,
9260 copy one register to another instead of loading the same immediate
9263 2004-09-09 Richard Henderson <rth@redhat.com>
9266 * function.c (assign_parm_setup_block): Only put PARALLELs into
9267 a register if use_register_for_decl.
9269 2004-09-09 Eric Christopher <echristo@redhat.com>
9271 * ra-colorize.c (reset_lists): Move variable declaration inside
9272 ENABLE_CHECKING to avoid unused variable warnings when
9273 not --enable-checking.
9274 (check_colors): Ditto.
9276 2004-09-09 Mike Stump <mrs@apple.com>
9278 * version.c (version_string): Bump to 4.0.0.
9279 * doc/include/gcc-common.texi (version-GCC): Likewise.
9281 2004-09-10 Jakub Jelinek <jakub@redhat.com>
9283 * doc/extend.texi (nothrow attribute): The attribute is not
9284 implemented in 3.2 and earlier.
9286 2004-09-09 Steve Ellcey <sje@cup.hp.com>
9288 * genrecog.c (compute_predicate_codes): Use op0_codes
9291 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
9293 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
9294 implementation changes.
9296 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
9298 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
9299 a PARALLEL instead of a SET due to added clobbers.
9301 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
9303 * reload.c (find_reloads_address): Pass correct operand to
9304 maybe_memory_address_p.
9306 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
9308 * Makefile.in: Remove libbanshee, tree-alias-*.
9309 Remove tree-alias-common.h dependencies.
9310 * common.opt: Remove -ftree-points-to.
9311 * configure.ac: Remove libbanshee.
9312 * flags.h: Remove pta_type, flag_tree_points_to.
9313 * gengtype.c (open_base_files): Remove tree-alias-type.h.
9314 * opts.c (OPT_ftree_points_to): Remove.
9315 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
9316 * tree-dfa.c: Remove tree-alias-common.h
9317 * tree-into-ssa.c: Ditto.
9318 * tree-outof-ssa.c: Ditto.
9319 * tree-ssa-copyrename.c: Ditto.
9320 * tree-ssa-live.c: Ditto.
9321 * tree-optimize.c: Ditto.
9322 * tree-ssa.c: Ditto.
9323 Remove pass_build_pta, pass_del_pta.
9324 * tree-pass.h: Ditto.
9325 * tree-ssa-alias.c: Remove tree-alias-common.h.
9326 (struct alias_stats_d): Remove pta_queries, pta_resolved.
9327 (pass_may_alias): Remove PROP_pta requirement.
9328 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
9329 (get_tmt_for): Ditto.
9330 (dump_alias_stats): Ditto.
9331 * doc/passes.texi: Remove blurb about points-to analysis.
9332 * fortran/Make-lang.in: Remove tree-alias-*.o.
9334 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
9336 * genattrtab.c (write_insn_cases): New function, split out from
9337 write_attr_case. Correctly handle define_peepholes when printing
9338 the instruction name.
9339 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
9341 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
9344 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
9345 * config/cris/cris.c (cris_return_address_on_stack): New function.
9346 * config/cris/cris.md ("return"): For location of return address,
9347 also check cris_return_address_on_stack.
9349 2004-09-09 Diego Novillo <dnovillo@redhat.com>
9351 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
9352 calling phi_ssa_name_p.
9354 2004-09-09 Richard Henderson <rth@redhat.com>
9357 * c-typeck.c (valid_compound_expr_initializer): Use only
9358 initializer_constant_valid_p, and not TREE_CONSTANT.
9359 (digest_init): Likewise.
9360 (output_init_element): Likewise.
9362 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9364 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
9365 live_out_1, prune_hardregs_for_mode, init_one_web_common,
9366 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
9367 record_conflict, compare_and_free_webs, init_webs_defs_uses,
9368 parts_to_webs_1, parts_to_webs, reset_conflicts,
9369 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
9370 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
9371 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
9372 put_move, remove_move, combine, select_spill, colorize_one_web,
9373 try_recolor_web, insert_coalesced_conflicts, check_colors,
9374 break_precolored_alias, restore_conflicts_from_coalesce,
9375 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
9376 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
9377 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
9378 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
9379 check_df): Likewise.
9380 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
9381 real_arithmetic, real_compare, real_exponent, real_ldexp,
9382 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
9383 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
9384 real_digit, real_nan, real_maxval, round_for_format, real_convert,
9385 real_to_target, real_from_target, real_hash, encode_ieee_single,
9386 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
9387 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
9388 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
9389 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
9390 extract_insn, peep2_next_insn, peep2_reg_dead_p,
9391 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
9392 if_test_bypass_p): Likewise.
9393 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
9394 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
9395 emit_swap_insn, swap_to_top, move_for_stack_reg,
9396 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
9397 compensate_edge, convert_regs_1): Likewise.
9398 * regclass.c (init_reg_sets, init_reg_sets_1,
9399 memory_move_secondary_cost): Likewise.
9400 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
9402 * reload.c (push_secondary_reload, find_valid_class, push_reload,
9403 operands_match_p, decompose, immune_p, find_reloads,
9404 find_reloads_toplev, find_reloads_address_1, subst_reloads,
9405 copy_replacements, refers_to_regno_for_reload_p,
9406 reg_overlap_mentioned_for_reload_p): Likewise.
9407 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
9408 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
9409 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
9410 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
9411 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
9412 do_output_reload, fixup_abnormal_edges): Likewise.
9413 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
9414 fill_slots_from_thread, relax_delay_slots): Likewise.
9415 * resource.c (mark_referenced_resources, mark_set_resources):
9417 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
9418 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
9419 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
9420 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
9421 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
9422 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
9423 * rtlhooks.c (gen_lowpart_general): Likewise.
9424 * sbitmap.c (sbitmap_difference): Likewise.
9425 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
9426 sched_analyze, add_forward_dependence): Likewise.
9427 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
9428 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
9429 schedule_insns): Likewise.
9430 * sched-vis.c (print_pattern): Likewise.
9431 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
9432 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
9433 simplify_const_relational_operation, simplify_ternary_operation,
9434 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
9436 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
9437 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
9438 resolve_operand_name_1, expand_return, expand_decl,
9439 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
9440 * stor-layout.c (put_pending_size, smallest_mode_for_size,
9441 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
9442 set_sizetype, get_mode_bounds): Likewise.
9444 2004-09-09 Zack Weinberg <zack@codesourcery.com>
9446 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
9447 * config/arm/pecoff.h, config/i386/beos-elf.h
9448 * config/i386/cygming.h, config/i386/i386-interix.h:
9449 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
9450 comment cloned from manual.
9451 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
9453 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
9455 * builtins.c (build_va_arg_indirect_ref): New function.
9456 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
9457 build_fold_indirect_ref.
9458 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
9459 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
9460 * tree.h: Declare new function.
9462 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9464 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
9465 dumping for development builds.
9466 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
9467 development builds only.
9468 * genattrtab.c (write_eligible_delay): Fix typo in previous
9470 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
9473 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9475 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
9476 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
9477 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
9478 hoist_code, extract_mentioned_regs_helper, compute_store_table,
9479 insert_store): Use gcc_assert and gcc_unreachable.
9480 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
9481 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
9482 ggc_record_overhead): Likewise.
9483 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
9484 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
9485 ggc_pop_context, clear_marks, validate_free_objects,
9486 ggc_pch_read): Likewise.
9487 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
9488 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
9489 ggc_push_context, check_cookies, ggc_collect,
9490 ggc_print_statistics): Likewise.
9491 * gimple-low.c (lower_function_body, lower_stmt,
9492 lower_bind_expr): Likewise.
9493 * gimplify.c (gimple_tree_eq, push_gimplify_context,
9494 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
9495 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
9496 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
9497 gimplify_case_label_expr, gimplify_exit_block_expr,
9498 canonicalize_component_ref, gimplify_compound_lval,
9499 gimplify_self_mod_expr, gimplify_call_expr,
9500 gimplify_init_ctor_eval, gimplify_init_constructor,
9501 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
9502 gimplify_expr, check_pointer_types_r,
9503 force_gimple_operand): Likewise.
9504 * global.c (global_alloc, build_insn_chain): Likewise.
9505 * graph.c (clean_graph_dump_file,
9506 finish_graph_dump_file): Likewise.
9507 gcov-io.c (gcov_open): Use GCOV_CHECK.
9509 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
9511 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
9513 2004-09-09 Jan Hubicka <jh@suse.cz>
9516 * tree-inline.c (expand_call_inline): Make overactive sanity check
9519 2004-09-09 Jan Hubicka <jh@suse.cz>
9521 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
9524 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9526 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
9527 (gengtype.o): Depend on errors.h.
9528 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
9529 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
9530 attr_alt_subset_p, attr_alt_subset_of_compl_p,
9531 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
9532 write_test_expr, write_attr_value, write_eligible_delay,
9533 make_internal_attr, make_numeric_value): Likewise.
9534 * genautomata.c (regexp_name, get_str_vect,
9535 gen_presence_absence_set, automaton_decl_hash,
9536 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
9537 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
9538 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
9539 test_unit_reserv, it_is_empty_reserv_sets,
9540 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
9541 reserv_sets_and, output_cycle_reservs, get_free_state,
9542 intersected_state_reservs_p, states_union, remove_arc,
9543 copy_insn_regexp, transform_1, transform_2, transform_3,
9544 regexp_transform_func, store_alt_unit_usage,
9545 check_regexp_units_distribution, process_seq_for_forming_states,
9546 process_alts_for_forming_states, make_automaton,
9547 form_arcs_marked_by_insn, create_composed_state,
9548 set_out_arc_insns_equiv_num, partition_equiv_class,
9549 process_insn_equiv_class, set_insn_equiv_classes,
9550 units_to_automata_heuristic_distr, form_regexp,
9551 longest_path_length, output_dfa_max_issue_rate, add_vect,
9552 out_state_arcs_num, add_vect_el, output_trans_table,
9553 output_state_alts_table, output_dead_lock_vect,
9554 output_max_insn_queue_index_def,
9555 output_min_insn_conflict_delay_func,
9556 output_internal_insn_latency_func, output_print_reservation_func,
9557 output_cpu_unit_reservation_p, output_state_arcs,
9558 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
9559 make_default_insn_latency_attr,
9560 form_important_insn_automata_lists): Likewise.
9561 * genemit.c (gen_exp, output_add_clobbers,
9562 output_added_clobbers_hard_reg_p): Likewise.
9563 * genextract.c (print_path, main): Likewise.
9564 * genflags.c (gen_macro): Likewise.
9565 * gengenrtl.c: Include errors.h
9566 (type_from_format, accessor_from_format): Likewise.
9567 * gengtype.c (get_file_basename, output_mangled_typename,
9568 walk_type, write_types_process_field,
9569 write_types_local_process_field): Likewise.
9570 * genmodes.c (complete_mode): Likewise.
9571 * genopinit.c (gen_insn): Likewise.
9572 * genoutput.c (output_insn_data, check_constraint_len,
9573 constraint_len): Likewise.
9574 * genpreds.c (add_mode_tests):Likewise.
9575 * gen-protos.c (add_hash): Likewise.
9576 * genrecog.c (find_operand, find_matching_operand,
9577 validate_pattern, add_to_sequence, maybe_both_true,
9578 nodes_identical_1, merge_trees, write_switch, write_cond,
9579 write_action, is_unconditional, make_insn_sequence,
9580 debug_decision_2): Likewise.
9581 * gensupport.c (is_predicable, collect_insn_data,
9582 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
9584 2004-09-09 Jan Hubicka <jh@suse.cz>
9586 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
9587 * cfgbuild.c (compute_outgoing_frequencies): When probability is
9589 (find_many_sub_basic_blocks): Do update profile only when it is
9591 * predict.c (set_even_probabilities): Break out from ...
9592 (combine_predictions_for_insn): ... here; deal with
9593 !can_predict_insn_p insns.
9594 (combine_predictions_for_bb): Use set_even_probabilities.
9595 (bb_estimate_probability_locally): Break out from ....
9596 (estimate_probability): ... here.
9597 (guess_outgoing_edge_probabilities): New entry point.
9599 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
9601 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
9602 handle_braces, process_brace_body, main, used_arg,
9603 set_multilib_dir, print_multilib_info): Use fatal, not abort.
9605 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
9607 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
9608 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
9609 Morgan's theorem in last checkin.
9611 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9612 Nathan Sidwell <nathan@codesourcery.com>
9614 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
9615 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
9616 * timevar.c (timevar_push, timevar_pop, timevar_start,
9617 timevar_stop): Likewise.
9618 * toplev.c (default_pch_valid_p): Likewise.
9619 * tracer.c (tail_duplicate): Likewise.
9620 * tree-alias-common.c (get_alias_var_decl,
9621 get_values_from_constructor, create_alias_var, delete_alias_vars,
9622 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
9624 * tree.c (tree_size, make_node_stat, copy_node_stat,
9625 build_int_cst_wide, integer_all_onesp, list_length, chainon,
9626 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
9627 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
9628 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
9629 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
9630 build_method_type_directly, decl_type_context, get_callee_fndecl,
9631 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
9632 tree_fold_gcd): Likewise.
9633 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
9634 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
9635 cleanup_control_expr_graph, find_taken_edge,
9636 find_taken_edge_switch_expr, phi_alternatives_equal,
9637 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
9638 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
9639 tree_split_edge, tree_verify_flow_info, thread_jumps,
9640 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
9641 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
9642 chrec_fold_multiply_poly_poly): Likewise.
9643 * tree-complex.c (extract_component, expand_complex_division,
9644 expand_complex_comparison, expand_complex_operations_1,
9645 build_replicated_const, expand_vector_operations_1): Likewise.
9646 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
9647 build_classic_dir_vector): Likewise.
9648 * tree-dfa.c (compute_immediate_uses_for_phi,
9649 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
9650 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
9651 * tree-dump.c (dequeue_and_dump): Likewise.
9652 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
9653 record_in_finally_tree, replace_goto_queue_1,
9654 maybe_record_in_goto_queue, verify_norecord_switch_expr,
9655 do_return_redirection): Likewise.
9656 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
9657 add_to_dst_predicate_list, find_phi_replacement_condition,
9658 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
9660 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
9661 initialize_inlined_parameters, declare_return_variable,
9662 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
9663 optimize_inline_calls, copy_tree_r): Likewise.
9664 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
9665 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
9666 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
9667 tsi_split_statement_list_after, tsi_split_statement_list_before):
9669 * tree-mudflap.c (mf_varname_tree): Likewise.
9670 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
9671 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
9672 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9673 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
9674 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
9675 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
9677 * tree-phinodes.c (resize_phi_node, add_phi_arg,
9678 remove_all_phi_nodes_for): Likewise.
9679 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
9680 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
9681 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
9682 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
9683 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
9684 generate_one_element_ref, generate_element_copy,
9685 generate_element_zero, scalarize_copy, scalarize_init,
9686 scalarize_ldst): Likewise.
9687 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
9688 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
9689 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
9690 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
9691 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
9692 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
9693 widen_bitfield, ccp_fold_builtin): Likewise.
9694 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
9695 replace_exp_1, propagate_tree_value): Likewise.
9696 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9697 * tree-ssa-dce.c (set_control_dependence_map_bit,
9698 find_control_dependence, find_pdom, mark_operand_necessary,
9699 mark_stmt_if_obviously_necessary,
9700 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
9701 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
9702 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
9703 eliminate_redundant_computations, avail_expr_eq): Likewise.
9704 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
9705 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
9706 duplicate_blocks): Likewise.
9707 * tree-ssa-loop-im.c (for_each_index, set_level,
9708 is_call_clobbered_ref): Likewise.
9709 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
9710 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
9711 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
9712 peel_address, ptr_difference_cost, may_replace_final_value,
9713 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
9714 rewrite_use, rewrite_uses): Likewise.
9715 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9716 check_loop_closed_ssa_use): Likewise.
9717 * tree-ssanames.c (make_ssa_name): Likewise.
9718 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
9719 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
9720 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
9721 get_indirect_ref_operands, add_stmt_operand): Likewise.
9722 * tree-ssa-pre.c (value_exists_in_set_bitmap,
9723 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
9724 phi_translate, valid_in_set, compute_antic,
9725 find_or_generate_expression, create_expression_by_pieces, insert_aux,
9726 create_value_expr_from, eliminate): Likewise.
9727 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
9728 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
9730 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
9731 eliminate_tail_call): Likewise.
9732 * tree-vectorizer.c (vect_create_index_for_array_ref,
9733 vect_align_data_ref, vect_create_data_ref,
9734 vect_create_destination_var, vect_get_vec_def_for_operand,
9735 vect_finish_stmt_generation, vect_transform_stmt,
9736 vect_transform_loop_bound, vect_transform_loop,
9737 vect_analyze_operations): Likewise.
9738 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
9740 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
9741 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
9742 bsi_after_labels, bsi_last): Likewise.
9743 * tree-ssa-live.c (var_union, change_partition_var,
9744 create_ssa_var_map, calculate_live_on_entry, root_var_init,
9745 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
9747 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
9748 tpa_find_tree): Likewise.
9749 (register_ssa_partition_check): Declare.
9750 (register_ssa_partition): use it.
9751 * tree-ssa-live.c: Include errors.h.
9752 (register_ssa_partition_check): New.
9753 * tree-ssa-operands.c: Include errors.h.
9754 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
9756 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
9757 Catherine Moore <clm@redhat.com>
9759 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
9760 (FRV_CPU_FR405): New processor enums.
9761 (frv_issue_rate, frv_acc_group): Declare.
9762 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
9763 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
9764 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
9765 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
9766 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
9767 handled by CPP_SPEC.
9768 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
9769 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
9770 (ACC_MASK): New macro.
9771 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
9772 (TARGET_MEDIA_FR450): New macro.
9773 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
9774 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
9775 (LABEL_ALIGN_AFTER_BARRIER): Define.
9776 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
9777 (IACC_FIRST, IACC_LAST): New pair of SPRs.
9778 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
9779 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9780 (REGISTER_NAMES): Add entries for new registers.
9781 (REG_CLASS_CONTENTS): Update for new register ranges.
9782 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
9783 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
9784 (PACKING_FLAG_USED_P): Delete.
9785 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
9786 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
9787 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
9788 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
9789 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
9790 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
9791 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
9792 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
9793 (CPU_UNITS_QUERY): Define to 1.
9794 * config/frv/frv.c: Include gt-frv.h
9795 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
9796 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
9797 (frv_insn_group): New enumeration.
9798 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
9799 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
9800 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
9801 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
9802 gap left by REGSTATE_LIVE.
9803 (regstate_t): New typedef.
9804 (TARGET_MACHINE_DEPENDENT_REORG): Define.
9805 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
9806 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
9807 Initialize frv_unit_codes[] and frv_type_to_unit[].
9808 (frv_conditional_register_usage): Remove redundant fixing of
9809 accumulator registers.
9810 (frv_insn_packing_flag): Update specification.
9811 (frv_function_prologue): Don't set frv_insn_packing_flag here.
9812 Zero out frv_nops[].
9813 (frv_expand_epilogue): Remove comments about the no-longer-present
9815 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
9816 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
9817 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
9818 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
9819 packing is disabled and if INSN can only issue to M1.
9820 (call_operand): Check TARGET_LONG_CALLS.
9821 (acc_operand, even_acc_operand, quad_acc_operand)
9822 (accg_operand): Simplify. Don't accept pseudo registers.
9823 (output_move_single): Handle SPR<-zero moves.
9824 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
9825 (frv_registers_update, frv_registers_used_p): Delete.
9826 (frv_registers_set_p): Delete.
9827 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
9828 (frv_issues_to_branch_unit_p): New function.
9829 (frv_packet): New structure.
9830 (frv_cond_flags, frv_regstate_conflict_p): New functions.
9831 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
9832 (frv_registers_update_1, frv_registers_update): New functions.
9833 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
9834 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
9835 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
9836 (frv_sort_insn_group, frv_reorder_packet): New functions.
9837 (frv_pack_insns): Use frv_reorder_packet.
9838 (frv_packet_address): New variable.
9839 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
9840 (frv_register_nop, frv_reorg): New functions.
9841 (bdesc_1arg): Add __SCUTSS.
9842 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
9843 __SUBSS, __SLASS and __SCAN.
9844 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
9845 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
9846 (frv_init_builtins): Register the above builtins.
9847 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
9848 registers. Turn the referenced accumulators into global registers.
9849 (frv_read_iacc_argument): New function.
9850 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
9851 (frv_split_iacc_move): New function.
9852 (frv_expand_builtin): Handle the new builtins.
9853 * config/frv/frv.md: Replace old schedulers with new order-independent
9854 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
9856 (cpu): Add fr550, fr450 and fr405.
9857 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
9858 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
9859 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
9860 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
9861 (fnop, mnop): New patterns.
9862 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
9864 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
9865 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
9867 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
9868 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
9869 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
9870 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
9871 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
9872 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
9873 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
9874 (frv_prefetch0, frv_prefetch): New patterns.
9875 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
9876 -mcpu=simple. Add -mcpu=fr550.
9877 (MULTILIB_DIRNAMES): Update accordingly.
9878 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
9880 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
9881 -mlong-calls and -malign-labels options for FR-V.
9883 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
9886 * c-tree.h (struct c_declspecs): New.
9887 (struct c_declarator, struct c_type_name, struct c_parm): Update
9889 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
9890 start_function, start_decl, build_c_parm,
9891 make_pointer_declarator): Update prototypes.
9892 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
9893 declspecs_add_scspec, declspecs_add_attrs): New.
9894 (split_specs_attrs): Remove.
9895 * c-parse.in (%union): Add dsptype.
9896 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
9897 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
9898 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
9899 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
9900 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
9901 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
9902 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
9903 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
9904 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
9905 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
9906 maybe_type_quals_attrs): Change to dsptype.
9907 (struct c_declspec_stack): New.
9908 (current_declspecs, declspec_stack): Change type.
9909 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
9911 (extdefs): Likewise.
9912 (setspecs): Likewise.
9913 (fndef): Use current_declspecs for empty declspecs list.
9914 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
9915 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
9916 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
9917 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
9918 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
9919 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
9920 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
9921 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
9922 structures and helper functions. Update comments.
9923 (typespec_nonattr): Correct comment.
9924 (maybe_type_quals_attrs, typename): Update to new structures.
9925 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
9926 shadow_tag, shadow_tag_warned, start_function, start_decl,
9927 build_c_parm, make_pointer_declarator,
9928 set_array_declarator_inner, groktypename): Update to new
9930 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
9931 declspecs_add_scspec, declspecs_add_attrs): New.
9932 (split_specs_attrs): Remove.
9933 (shadow_tag_warned): Make warning for useless type names a
9934 pedwarn. Give hard error for long, short, signed, unsigned or
9935 _Complex used with struct, union or enum in empty declaration.
9936 Make found_tag a bool.
9937 (grokdeclarator): Remove checks now done at parse time.
9939 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
9941 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
9942 c_declarator, struct c_type_name, struct c_parm): New.
9943 (build_array_declarator, set_array_declarator_inner,
9944 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
9945 start_function, start_decl, build_c_parm, build_attrs_declarator,
9946 build_function_declarator, make_pointer_declarator, c_cast_expr,
9947 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
9948 (build_id_declarator): New.
9949 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
9951 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
9952 ARG_INFO_OTHERS): Remove.
9953 (build_id_declarator): New.
9954 (build_array_declarator, set_array_declarator_inner, groktypename,
9955 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
9956 grokfield, start_function, store_parm_decls_newstyle,
9957 store_parm_decls_oldstyle, store_parm_decls,
9958 build_c_parm, build_attrs_declarator, build_function_declarator,
9959 make_pointer_declarator, grokdeclarator): Update to new
9961 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
9963 (declarator, notype_declarator, after_type_declarator,
9964 parm_declarator, parm_declarator_starttypename,
9965 parm_declarator_nostarttypename, array_declarator, typename,
9966 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
9967 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
9968 parmlist_1, parmlist_2, parmlist_or_identifiers,
9969 parmlist_or_identifiers_1): Use these types.
9970 (primary, after_type_declarator, parm_declarator_starttypename,
9971 notype_declarator, component_decl, component_declarator,
9972 component_notype_declarator, typename, absdcl,
9973 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
9974 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
9976 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
9978 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
9979 in_typeof, record_maybe_used_decl, pop_maybe_used,
9980 c_expr_sizeof_expr, c_expr_sizeof_type): New.
9981 * c-decl.c (parser_obstack): New.
9982 (c_init_decl_processing): Initialize parser_obstack.
9983 (c_write_global_declarations_1): Check for used but undefined
9985 * c-parse.in (%union): Add otype.
9986 (save_obstack_position): New.
9988 (unary_expr): Update in_sizeof and in_alignof. Use
9989 c_expr_sizeof_expr and c_expr_sizeof_type.
9990 (sizeof): Update in_sizeof.
9991 (alignof): Update in_alignof.
9992 (typeof): Update in_typeof.
9993 (typespec_nonreserved_nonattr): Call pop_maybe_used.
9994 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
9995 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
9996 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
9997 (build_external_ref): Set C_DECL_USED or call
9998 record_maybe_used_decl if appropriate.
9999 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
10001 2004-09-08 Eric Christopher <echristo@redhat.com>
10003 * builtins.c: Fix prototype for fold_builtin_atan.
10005 2004-09-08 Eric Christopher <echristo@redhat.com>
10007 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
10008 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
10009 fold_builtin_atan): New functions. Migrate function bodies...
10010 (fold_builtin_1): ... from here.
10012 2004-09-09 Alan Modra <amodra@bigpond.net.au>
10014 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
10017 2004-09-08 David Edelsohn <edelsohn@gnu.org>
10019 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
10020 * config/rs6000/power5.md (power5-lmul): Same.
10022 2004-09-08 Richard Henderson <rth@redhat.com>
10025 * function.c (expand_function_end): Have fall-off-the-end
10026 return path jump around return register setup.
10028 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10030 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
10031 (output_return): Do not test for the presence of the 'unimp' insn.
10032 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
10033 as predicates instead of custom ones. Return raw strings when
10035 (output_sibcall): Likewise. Concatenate strings.
10036 (output_ubranch): Remove kludge for TurboSPARC.
10037 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
10038 (output_v9branch): Likewise.
10039 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
10040 <#>: Set sparc_indent_opcode if the delay slot is filled.
10042 <)>: New operand to emit the displacement from the saved PC on return.
10044 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
10045 (ASM_OUTPUT_OPCODE): New macro.
10046 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
10047 * config/sparc/sparc.md (normal_branch, inverted_branch,
10048 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
10049 inverted_fpe_branch): Adjust call to output_cbranch.
10050 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
10051 call to output_v9branch.
10052 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
10053 (output_v9branch): Likewise.
10055 2004-09-08 Devang Patel <dpatel@apple.com>
10057 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
10058 -segs_read_only_addr and -segs_read_write_addr.
10059 (WORD_SWITCH_TAKES_ARG): Same.
10061 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
10062 -segs_read_write_addr.
10064 2004-09-08 Richard Henderson <rth@redhat.com>
10066 * function.c (reference_callee_copied): New.
10067 (assign_parm_setup_reg): Use it.
10068 * calls.c (initialize_argument_information): Likewise.
10069 (emit_library_call_value_1): Likewise.
10070 * function.h (reference_callee_copied): Declare.
10072 * target.h (struct gcc_target): Add callee_copies.
10073 * target-def.h (TARGET_CALLEE_COPIES): New.
10074 (TARGET_PASS_BY_REFERENCE): Update default.
10075 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10076 * targhooks.c (hook_callee_copies_named): New.
10077 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
10078 hook_pass_by_reference_false.
10079 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
10080 * targhooks.h: Update decls.
10081 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
10082 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10083 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
10084 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
10085 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10086 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
10087 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10088 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
10089 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10090 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
10091 (mips_callee_copies): New.
10092 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10093 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
10094 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10095 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
10096 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10097 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
10098 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10099 * config/sh/sh.c (sh_callee_copies): New.
10100 (TARGET_CALLEE_COPIES): New.
10101 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10102 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
10103 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
10104 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
10105 for FUNCTION_ARG_CALLEE_COPIES.
10106 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
10108 2004-09-08 Devang Patel <dpatel@apple.com>
10110 * tree-if-conv.c (find_phi_replacement_condition): Return true
10112 (replace_phi_with_cond_modify_expr): Select conditional expr args
10113 based on true edge basic block.
10115 2004-09-08 Jan Hubicka <jh@suse.cz>
10117 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
10118 variables being alias set.
10120 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10122 * final.c (shorten_branches, final, get_insn_template,
10123 output_alternate_entry_point, final_scan_insn, alter_subreg,
10124 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
10125 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
10126 * fix-header.c (lookup_std_proto): Likewise.
10127 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
10128 verify_local_live_at_start, update_life_info, mark_reg,
10129 calculate_global_regs_live, allocate_reg_life_data,
10130 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
10131 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
10132 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
10133 * fold-const.c (force_fit_type, div_and_round_double,
10134 may_negate_without_overflow_p, int_const_binop, const_binop,
10135 size_binop, size_diffop, fold_convert_const, fold_convert,
10136 invert_tree_comparison, swap_tree_comparison,
10137 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
10138 range_binop, make_range, fold_cond_expr_with_comparison,
10139 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
10140 fold_abs_const, fold_not_const, fold_relational_const, round_up,
10141 round_down): Likewise.
10142 * function.c (find_function_data, assign_stack_temp_for_type,
10143 instantiate_virtual_regs_lossage, aggregate_value_p,
10144 assign_parm_find_entry_rtl, assign_parm_setup_block,
10145 expand_function_start, expand_function_end, keep_stack_depressed,
10146 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
10148 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
10150 * Makefile.in (tree-loop-linear.o): Added.
10151 (OBJS-common): Add tree-loop-linear.o
10152 * common.opt: New flag, ftree-loop-linear.
10153 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
10154 * tree-flow.h: Add prototype for linear_transform_loops.
10155 * tree-optimize.c: Add linear transform after vectorization.
10156 * tree-pass.h: Add struct pass_linear_transform.
10157 * tree-ssa-loop.c: Add pass_linear_transform.
10158 * tree-loop-linear.c: New file.
10159 * lambda-code.c: gcc_assertify.
10160 (gcc_loop_to_lambda_loop): Handle all exit tests.
10161 Handle case where we have (invariant >= induction var).
10162 (find_induction_var_from_exit_cond): Ditto.
10164 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
10166 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
10167 memory tag is call clobbered, so are its aliases.
10168 (group_aliases): When two memory tags being grouped, if one is
10169 call clobbered, so are the other and its aliases.
10170 (add_may_alias): Remove call-clobbering stuff.
10171 (replace_may_alias): Likewise.
10172 (merge_pointed_to_info): Merge pt_global_mem
10174 2004-09-08 Jan Hubicka <jh@suse.cz>
10176 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
10177 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
10178 (cgraph_expand_function): Remove stale cgraph edges of currently
10179 compiled function; fix non-unit-at-a-time code copying function
10180 node for later reuse.
10182 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10184 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
10185 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
10186 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
10187 (vec_gc_free, vec_heap_free): New.
10188 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
10189 (DEF_VEC_P): Add allocator argument. Adjust.
10190 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
10191 (DEF_VEC_O): Add allocator argument. Adjust.
10194 * tree.h (tree): Define a GC'd vector.
10195 * lamba-code.c (lambda_loop): Likewise.
10196 * value-prof.h (histogram_value): Likewise.
10198 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10200 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
10201 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
10202 gen_lowpart_common, gen_highpart, gen_highpart_mode,
10203 subreg_highpart_offset, operand_subword, operand_subword_force,
10204 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
10205 set_mem_alias_set, change_address_1, verify_rtx_sharing,
10206 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
10207 try_split, add_insn_after, add_insn_before, remove_insn,
10208 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
10209 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
10210 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
10211 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
10212 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
10213 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
10214 record_path_before_1, check_path_after_1, check_path_after): Likewise.
10215 * except.c (gen_eh_region, resolve_one_fixup_region,
10216 remove_unreachable_regions, convert_from_eh_region_ranges_1,
10217 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
10218 connect_post_landing_pads, sjlj_emit_function_exit,
10219 remove_exception_handler_label, remove_eh_handler,
10220 reachable_next_level, collect_one_action_chain,
10221 output_function_exception_table): Likewise.
10222 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
10223 optimize_save_area_alloca, allocate_dynamic_stack_space,
10224 probe_stack_range, hard_function_value): Likewise.
10225 * expmed.c (mode_for_extraction, store_bit_field,
10226 store_fixed_bit_field, extract_bit_field, expand_shift,
10227 expand_mult_const, expand_mult, choose_multiplier,
10228 expand_mult_highpart, expand_divmod, emit_store_flag,
10229 do_cmp_and_jump): Likewise.
10230 * expr.c (convert_move, convert_modes, move_by_pieces,
10231 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
10232 move_block_from_reg, gen_group_rtx, emit_group_load,
10233 emit_group_move, emit_group_store, use_reg, use_regs,
10234 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
10235 emit_move_insn, emit_move_insn_1, emit_push_insn,
10236 expand_assignment, store_expr, count_type_elements,
10237 store_constructor, store_field, safe_from_p, expand_var,
10238 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
10240 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
10242 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
10243 gcc_assert and gcc_unreachable.
10244 * ddg.c (create_ddg_dependence, add_deps_for_def,
10245 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
10246 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
10247 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
10248 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
10249 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
10250 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
10251 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
10252 dataflow_set_copy, hybrid_search, diagnostic.c,
10253 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
10254 * dojump.c (do_jump): Likewise.
10255 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
10256 compute_dom_fast_query, calculate_dominance_info,
10257 free_dominance_info, get_immediate_dominator,
10258 set_immediate_dominator, get_dominated_by,
10259 redirect_immediate_dominators, nearest_common_dominator,
10260 dominated_by_p, verify_dominators, recount_dominator,
10261 iterate_fix_dominators, add_to_dominance_info,
10262 delete_from_dominance_info): Likewise.
10263 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
10264 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
10265 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
10266 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
10267 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
10268 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
10269 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
10270 output_call_frame_info, output_loc_operands, build_cfa_loc,
10271 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
10272 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
10273 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
10274 splice_child_die, attr_checksum, same_dw_val_p,
10275 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
10276 unmark_dies, value_format, output_loc_list, output_die,
10277 output_pubnames, output_aranges, base_type_die, is_base_type,
10278 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
10279 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
10280 field_byte_offset, add_data_member_location_attribute,
10281 add_const_value_attribute, rtl_for_decl_location,
10282 add_location_or_const_value_attribute, add_byte_size_attribute,
10283 add_bit_offset_attribute, add_bit_size_attribute,
10284 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
10285 decl_start_label, gen_formal_parameter_die,
10286 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
10287 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
10288 force_decl_die, force_type_die, gen_decl_die,
10289 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
10290 dwarf2out_finish): Likewise.
10292 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
10294 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
10295 * builtins.c: Include tree-mudflap.h.
10297 2004-09-08 Uros Bizjak <uros@kss-loka.si>
10299 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
10300 force operand 0.0 into register in XFmode. Also do not force
10301 operand 0.0 into register if !TARGET_CMOVE.
10302 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
10303 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
10304 implement ftst x87 instruction.
10305 (*fp_jcc_7): New insn pattern. Change corresponding split
10306 pattern to handle "general_operand" instead of
10307 "nonimmediate_operand".
10309 2004-09-08 Ben Elliston <bje@au.ibm.com>
10311 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
10313 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
10315 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
10316 generated from standard va_arg expansion.
10317 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
10319 (mf_varname_tree, mf_file_function_line_tree): Add some support
10320 for column numbers if compiled with USE_MAPPED_LOCATION.
10322 2004-09-07 Ziemowit Laski <zlaski@apple.com>
10324 * c-decl.c (groktypename_in_parm_context): Remove function.
10325 * c-tree.h (groktypename_in_parm_context): Remove prototype.
10327 2004-09-07 Ziemowit Laski <zlaski@apple.com>
10329 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
10330 * c-parse.in: Include c-common.h instead of objc-act.h.
10331 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
10332 myparms, myparm): Remove %type declarations.
10333 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
10334 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
10336 (objc_inherit_code, objc_public_flag): Remove.
10337 (typespec_nonreserved_nonattr): Call
10338 objc_get_protocol_qualified_type() instead of get_static_reference()
10339 and get_protocol_reference().
10340 (stmt_nocomp): Call grokparm() on @catch parameter.
10341 (objcdef): Move semantic action to objc_finish_implementation().
10342 (classdef): Move semantic action to objc_start_class_interface(),
10343 objc_continue_interface(), objc_finish_interface(),
10344 objc_start_class_implementation(), objc_continue_implementation(),
10345 objc_start_category_interface() and
10346 objc_start_category_implementation().
10347 (protocoldef): Move semantic actions to objc_start_protocol() and
10348 objc_finish_interface().
10349 (ivar_decl_list): Remove nonterminal.
10350 (visibility_spec): Move semantic actions to objc_set_visibility().
10351 (ivar_decls): Remove assignment to $$.
10352 (ivar_decl): Rephrase in terms of component_decl; call
10353 objc_add_instance_variable().
10354 (ivars, ivar_declarator): Remove nonterminals.
10355 (opt_semi): New nonterminal.
10356 (methodtype): Remove semantic actions.
10357 (methoddef): Move semantic actions to objc_set_method_type(),
10358 objc_start_method_definition() and objc_finish_method_definition().
10359 (methodproto): Move semantic actions to objc_set_method_type() and
10360 objc_add_method_declaration().
10361 (methoddecl): Use objc_typename instead of typename; move semantic
10362 actions to objc_build_method_signature().
10363 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
10364 (optparmlist): Express in terms of optparms and optellipsis.
10365 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
10367 (keyworddecl): Use objc_typename instead of typename.
10368 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
10369 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
10371 2004-09-08 Alan Modra <amodra@bigpond.net.au>
10373 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
10374 (MD_FALLBACK_FRAME_STATE_FOR): Update.
10375 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
10376 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
10377 (MD_FROB_UPDATE_CONTEXT): Remove default.
10378 (uw_update_context_1): Instead #ifdef invocation.
10379 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
10380 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
10381 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
10382 (MD_UNWIND_SUPPORT): Undefine this instead.
10383 * config/i386/gnu.h: Likewise.
10384 * config/alpha/linux-unwind.h: New file, macro converted to
10385 function, extracted from..
10386 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
10387 (MD_UNWIND_SUPPORT): Define.
10388 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
10389 * config/i386/linux-unwind.h, config/i386/linux.h,
10390 config/i386/linux64.h: Likewise.
10391 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
10392 MD_HANDLE_UNWABI too.
10393 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
10394 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
10395 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
10396 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
10397 * config/sparc/linux-unwind.h, config/sparc/linux.h,
10398 config/sparc/linux64.h: Likewise.
10399 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
10400 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
10401 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
10402 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
10403 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
10405 2004-09-07 Jan Hubicka <jh@suse.cz>
10407 * cse.c (fold_rtx): Avoid building of
10408 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
10410 * tree-ssa-pre.c (grand_bitmap_obstack): New.
10411 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
10412 (init_pre): Initialize obstack.
10413 (fini_pre): Free obstack.
10415 2004-09-07 David Daney <ddaney@avtrex.com>
10417 * config.gcc: Added support for --with-divide=[breaks|traps] for
10419 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
10420 (TARGET_DIVIDE_TRAPS): New macro.
10421 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
10422 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
10423 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
10424 GENERATE_DIVIDE_TRAPS.
10425 (mips_output_division): Emit conditional trap if
10426 GENERATE_DIVIDE_TRAPS is set.
10427 * doc/install.texi: Document --with-divide.
10428 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
10430 2004-09-07 Caroline Tice <ctice@apple.com>
10432 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
10433 EDGE_CROSSING, to flags test case.
10435 2004-09-07 Jan Hubicka <jh@suse.cz>
10437 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
10440 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10442 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
10443 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
10444 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
10445 or gcc_unreachable.
10446 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
10447 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
10448 alloc_aux_for_edges, free_aux_for_edges): Likewise.
10449 * cfgcleanup.c (try_forward_edges,
10450 merge_blocks_move_predecessor_nojumps,
10451 merge_blocks_move_successor_nojumps): Likewise.
10452 * cfgexpand.c (expand_gimple_cond_expr,
10453 expand_gimple_tailcall): Likewise.
10454 * cfghooks.c (duplicate_block): Likewise.
10455 * cfglayout.c (record_effective_endpoints,
10456 insn_locators_initialize, change_scope, fixup_reorder_chain,
10457 verify_insn_chain, fixup_fallthru_exit_predecessor,
10458 duplicate_insn_chain, cfg_layout_finalize): Likewise.
10459 * cfgloopanal.c (check_irred): Likewise.
10460 * cfgloop.c (superloop_at_depth, flow_loops_free,
10461 flow_loop_entry_edges_find, flow_loops_find,
10462 flow_loop_outside_edge_p, get_loop_body,
10463 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
10464 get_loop_exit_edges, num_loop_branches, cancel_loop,
10465 verify_loop_structure): Likewise.
10466 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
10467 duplicate_loop_to_header_edge, create_preheader,
10468 create_loop_notes): Likewise.
10469 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
10470 edirect_branch_edge, force_nonfallthru_and_redirect,
10471 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
10472 commit_edge_insertions, commit_edge_insertions_watch_calls,
10473 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
10474 cfg_layout_redirect_edge_and_branch_force,
10475 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
10476 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
10477 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
10478 cgraph_varpool_node): Likewise.
10479 * cgraphunit.c (cgraph_finalize_function,
10480 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
10481 cgraph_expand_function, cgraph_remove_unreachable_nodes,
10482 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
10483 cgraph_mark_inline, cgraph_expand_all_functions,
10484 cgraph_build_static_cdtor): Likewise.
10485 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
10486 simplify_logical, distribute_notes, insn_cuid): Likewise.
10487 * conflict.c (conflict_graph_add, print_conflict): Likewise.
10488 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
10489 coverage_checksum_string): Likewise.
10490 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
10491 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
10492 cse_cc_succs, cse_condition_code_reg): Likewise.
10493 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
10494 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
10495 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
10496 cselib_record_set): Likewise.
10498 2004-09-07 Jan Hubicka <jh@suse.cz>
10500 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
10502 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10504 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
10506 (fold_builtin_strpbrk): Likewise.
10507 * expr.c (array_ref_low_bound): Likewise.
10508 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
10509 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
10510 * tree-sra.c (generate_element_zero): Likewise.
10511 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
10512 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
10513 add_old_iv_candidates, add_iv_candidates): Likewise.
10514 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
10516 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10518 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
10519 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
10520 c_expand_expr, boolean_increment, nonnull_check_p,
10521 check_function_arguments_recurse, fold_offsetof_1): Likewise.
10522 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
10523 builtin_define_type_max): Likewise.
10524 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
10525 implicit_decl_warning, builtin_function, build_compound_literal,
10526 complete_array_type, grokdeclarator, get_parm_info,
10527 start_function, store_parm_decls_oldstyle,
10528 c_write_global_declarations): Likewise.
10529 * c-format.c (get_constant, decode_format_attr,
10530 maybe_read_dollar_number, get_flag_spec, check_format_arg,
10531 check_format_types, format_type_warning,
10532 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
10533 init_dynamic_diag_info, handle_format_attribute): Likewise.
10534 * c-gimplify.c (push_context, pop_context, finish_bc_block):
10535 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
10536 * c-objc-common.c (c_tree_printer): Likewise.
10537 * c-pch.c (pch_init): Likewise.
10538 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
10539 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
10540 * c-typeck.c (c_incomplete_type_error, composite_type,
10541 common_pointer_type, common_type, same_translation_unit_p,
10542 tagged_types_tu_compatible_p, finish_init, pop_init_level,
10543 set_designator, set_nonincremental_init_from_string,
10544 process_init_element, c_finish_if_stmt): Likewise.
10545 * caller-save.c (init_caller_save, save_call_clobbered_regs,
10546 insert_restore, insert_save, insert_one_insn): Likewise.
10547 * calls.c (emit_call_1, compute_argument_block_size,
10548 precompute_arguments, expand_call, emit_library_call_value_1,
10549 store_one_arg): Likewise.
10551 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
10553 * configure.ac (enable-checking): Add release option. Reorganize
10554 to avoid repetition.
10555 * configure: Rebuilt.
10556 * doc/install.texi (enable-checking): Amend documentation.
10558 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
10561 * Makefile.in (specs.ready): Depend on cc1$(exeext).
10563 2004-09-06 James E Wilson <wilson@specifixinc.com>
10565 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
10566 movdf_hardfloat_32bit): Split fG into two alternatives.
10567 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
10569 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
10571 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10573 * final.c (output_in_slot): Delete.
10574 (final_scan_insn): Revert 2004-09-03 change.
10575 (output_asm_insn): Likewise.
10576 * config/sparc/sparc.c (output_return): Likewise.
10577 (output_sibcall): Likewise.
10579 2004-09-06 Jan Hubicka <jh@suse.cz>
10581 * loop.c (loop_dump_aux): Do not print RTL when not available.
10582 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
10583 frontend specific type nodes.
10584 (produce_memory_decl_rtl): Break out from ...
10585 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
10586 (get_computation_at): Avoid random tree sharing.
10587 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
10589 2004-09-06 Zack Weinberg <zack@codesourcery.com>
10591 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
10592 unnecessary commands.
10594 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
10596 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
10597 (bitmap.o): Likewise.
10599 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
10601 Unify the management of RTL and tree-level dump files.
10603 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
10604 Don't print function name to the dump file, the pass manager
10605 would do this for us. Add code from the top of
10606 rest_of_compilation, up to the initial RTL dump.
10607 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
10608 close the DFI_sibling dump file.
10609 (rest_of_compilation): Don't do that here. Remove code up to the
10611 (init_optimization_passes): Remove.
10612 (pass_rest_of_compilation): Change pass name to NULL.
10613 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
10614 Do not call init_optimization_passes.
10615 * toplev.h (init_optimization_passes): Remove.
10617 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
10618 finish_graph_dump_file): Remove SUFFIX parameter.
10619 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
10620 finish_graph_dump_file): Likewise.
10622 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
10623 * cfgexpand.c (pass_expand): Adjust.
10624 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
10625 * passes.c (pass_rest_of_compilation): Adjust.
10626 * predict.c (pass_profile): Adjust.
10627 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
10628 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
10629 pass_split_crit_edges, pass_warn_function_return): Adjust.
10630 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
10631 * tree-dfa.c (pass_referenced_vars): Adjust.
10632 * tree-eh.c (pass_lower_eh): Adjust.
10633 * tree-if-conv.c (pass_build_ssa): Adjust.
10634 * tree-into-ssa.c (pass_build_ssa): Adjust.
10635 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
10636 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
10637 * tree-nrv.c (pass_nrv): Adjust.
10638 * tree-optimize.c (pass_gimple, pass_all_optimizations,
10639 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10640 pass_init_datastructures): Adjust.
10641 * tree-outof-ssa.c (pass_del_ssa): Adjust.
10642 * tree-profile.c (pass_tree_profile): Adjust.
10643 * tree-sra.c (pass_sra): Adjust.
10644 * tree-ssa-alias.c (pass_may_alias): Adjust.
10645 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
10646 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
10647 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
10648 * tree-ssa-dom.c (pass_dominator): Adjust.
10649 * tree-ssa-dse.c (pass_dse): Adjust.
10650 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
10651 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
10652 * tree-ssa-loop-ch.c (pass_ch): Adjust.
10653 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
10654 pass_loop_done, pass_complete_unroll, pass_iv_canon,
10655 pass_iv_optimize, pass_vectorize): Adjust.
10656 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
10657 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
10658 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
10659 pass_late_warn_uninnitialized): Adjust.
10660 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
10662 * Makefile.in (tree-dump.o): Add new dependencies.
10663 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
10664 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
10666 * toplev.c (dump_file_name): New.
10667 * tree-dump.c (dump_enable_all): Add LETTER parameter.
10668 (struct dump_file_info): Add NUM and LETTER fields.
10669 (dump_files): Adjust and add RTL dump files.
10670 (dump_register): Add NUM and LETTER fields.
10671 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
10672 (dump_begin): Use get_dump_file_name.
10673 (dump_switch_p_1): Adjust call to dump_enable_all.
10674 * tree-dump.h (dump_register): Adjust prototype.
10675 * tree-optimize.c (register_one_dump_file): Take dump file index.
10676 Support flags for RTL dumps.
10677 (register_dump_files): Fill in NUM field of struct dump_file_info.
10678 Track properties both when the gate is executed and when it is not.
10679 (execute_todo): Dump RTL. Add PROPERTIES parameter.
10680 (execute_one_pass): Pass properties to execute_todo. Handle VCG
10682 * tree-pass.h (dump_file_name): New.
10683 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
10686 * Makefile.in (passes.o): Add new dependencies.
10687 * passes.c (struct dump_file_info, enum dump_file_index,
10688 dump_file_tbl, init_optimization_passes): Remove.
10689 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
10690 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
10692 (finish_optimization_passes): Update finish_graph_dump_file loop.
10693 (enable_rtl_dump_file): Remove.
10694 * tree-dump.c (dump_files): Adjust and add RTL dump files.
10695 (enable_rtl_dump_file): Add here.
10696 * tree.h (enum tree_dump_index): Add RTL dump file indices.
10697 * doc/invoke.texi (Debugging options): Document new RTL debugging
10700 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
10702 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
10703 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
10704 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
10705 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
10706 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
10707 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
10708 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
10709 vec.h: Fix comment formatting.
10711 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
10713 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
10714 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
10715 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
10716 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
10717 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
10718 tree-ssa-loop-niter.c, tree-ssa-operands.c,
10719 tree-ssa-operands.h, tree-ssa-propagate.c,
10720 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
10721 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
10723 2004-09-05 Diego Novillo <dnovillo@redhat.com>
10725 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
10726 vectorizer is enabled.
10728 2004-09-05 Andreas Jaeger <aj@suse.de>
10730 * tree-if-conv.c: Spell check comments and clean up whitespace.
10732 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10734 * tree-ssa-loop-ivopts.c: New file.
10735 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
10736 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
10737 target_pres_cost, target_spill_cost): Declare.
10738 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
10739 spill_cost): Renamed to ...
10740 (target_avail_regs, target_res_regs, target_small_cost,
10741 target_pres_cost, target_spill_cost): ... and exported.
10742 (init_set_costs, global_cost_for_size): Work with renamed variables.
10743 * common.opt (flag_ivopts): New flag.
10744 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
10746 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
10747 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
10748 generating SSA form.
10749 (force_gimple_operand): New function.
10750 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
10751 * tree-cfg.c (stmt_bsi): New function.
10752 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
10753 PARAM_IV_MAX_CONSIDERED_USES): New.
10754 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
10755 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
10756 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
10757 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
10758 * tree-nested.c (build_addr): Export.
10759 * tree-optimize.c (init_tree_optimization_passes): Add
10761 * tree-pass.h (pass_iv_optimize): Declare.
10762 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
10764 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
10765 as a phi node argument.
10766 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
10767 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
10769 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
10770 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
10771 pass_iv_optimize): New pass.
10772 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
10773 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
10774 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
10775 * tree.h (REF_ORIGINAL): New macro.
10776 (build_int_cst_type, unsigned_type_for, zero_p,
10777 cst_and_fits_in_hwi, build_addr): Declare.
10778 * doc/invoke.texi (-fivopts): Document.
10779 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
10780 PARAM_IV_MAX_CONSIDERED_USES): Document.
10781 * doc/passes.texi: Document induction variable optimizations pass.
10783 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10785 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
10786 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
10787 * c-common.c (c_common_attribute_table): Accept parameters to
10788 sentinel attribute.
10789 (check_function_sentinel, handle_sentinel_attribute): Likewise.
10790 * doc/extend.texi: Update accordingly.
10792 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10794 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
10796 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
10798 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
10800 (c_common_attribute_table): Add `sentinel' attribute.
10801 (check_function_arguments): Handle `sentinel' attribute.
10802 * doc/extend.texi: Document `sentinel' attribute.
10804 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
10806 * configure: Regenerated.
10808 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10810 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
10812 * tree.c (save_expr): No longer TREE_READONLY.
10814 2004-09-04 Jan Hubicka <jh@suse.cz>
10816 * passes.c (rest_of_clean_state): Fix merge conflict made during
10817 commiting the patch.
10819 2004-09-04 Jan Hubicka <jh@suse.cz>
10821 * passes.c (rest_of_clean_state): Decompose the instruction stream.
10823 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
10825 * doc/md.texi (shift patterns): New anchor. Add reference to
10826 TARGET_SHIFT_TRUNCATION_MASK.
10827 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
10828 * target.h (shift_truncation_mask): New target hook.
10829 * targhook.h (default_shift_truncation_mask): Declare.
10830 * targhook.c (default_shift_truncation_mask): Define.
10831 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
10832 (TARGET_INITIALIZER): Include it.
10833 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
10834 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
10835 reject all out-of-range values. Fix sign-extension code for modes
10836 whose width is smaller than HOST_BITS_PER_WIDE_INT.
10837 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
10838 (expand_superword_shift, expand_subword_shift): Likewise.
10839 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
10840 (expand_binop): Use them to implement double-word shifts.
10841 * config/arm/arm.c (arm_shift_truncation_mask): New function.
10842 (TARGET_SHIFT_TRUNCATION_MASK): Define.
10844 2004-09-04 Jan Hubicka <jh@suse.cz>
10846 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
10847 (mix): New macro copied from hashtab.c
10848 (iterative_hash_hashval_t, iterative_hash_pointer,
10849 iterative_hash_host_wide_int): New functions based on hashtab.c
10852 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
10854 * config/mips/mips.md (mask): New mode attribute.
10855 (zero_extendsidi2): Add memory alternative.
10856 (*zero_extendsidi2_mem): Delete.
10857 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
10858 memory_operand in the TARGET_MIPS16 check.
10859 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
10860 Redefine using :GPR and :SHORT.
10861 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
10863 2004-09-04 Uros Bizjak <uros@kss-loka.si>
10865 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
10867 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
10868 expand_builtin_mathfn.
10869 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
10870 btrunc?f patterns for btrunc_optab. Implement rint_optab using
10872 * optabs.c (init_optabs): Initialize rint_optab.
10873 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
10875 (btrunc_optab): Rename macro from trunc_optab.
10876 (rint_optab): Define corresponding macro.
10878 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
10879 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
10881 * config/i386/i386-protos.h (emit_i387_cw_initialization):
10882 Change prototype. Add new int parameter.
10883 * config/i386/i386.c (emit_i387_cw_initialization):
10884 Handle new rounding modes.
10886 * config/i386/i386.h (enum fp_cw_mode): Delete.
10887 (MODE_NEEDED): Handle new rounding modes.
10888 (EMIT_MODE_SET): Change condition to handle new rounding modes.
10890 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
10891 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
10892 represent different rounding modes of frndint insn.
10893 (type): Add frndint type.
10894 (i387, length, memory): Handle this type.
10895 (i387_cw): New attribute definition.
10896 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
10897 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
10898 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
10899 Add "i387_cw" attribute defined to "trunc".
10900 (x86_fnstcw_1): Remove comment.
10901 (*frndintxf2): Rename insn definition to frndintxf2. Move
10902 insn definition near rint?f2 expanders.
10903 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
10904 rintf and rintl built-ins as inline x87 intrinsics.
10905 (frndintxf2_floor): New pattern to implement floor rounding
10906 mode with frndint x87 instruction.
10907 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
10908 floorf and floorl built-ins as inline x87 intrinsics.
10909 (frndintxf2_ceil): New pattern to implement ceil rounding
10910 mode with frndint x87 instruction.
10911 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
10912 ceilf and ceill built-ins as inline x87 intrinsics.
10913 (frndintxf2_trunc): New pattern to implement trunc rounding
10914 mode with frndint x87 instruction.
10915 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
10916 truncf and truncl built-ins as inline x87 intrinsics.
10917 (frndintxf2_mask_pm): New pattern to implement rounding
10918 mode with exceptions with frndint x87 instruction.
10919 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
10920 implement nearbyint, nearbyintf and nearbyintl built-ins as
10921 inline x87 intrinsics.
10923 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
10925 * config/mips/mips.md (SHORT): New mode macro.
10926 (size): New mode attribute.
10927 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
10928 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
10929 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
10931 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
10932 *extend[qh]isi2_hw patterns and extending them to di.
10933 (extendqihi2): Implement as define_insn_and_split that produces
10934 extendqisi2 after reload.
10936 2004-09-03 Devang Patel <dpatel@apple.com>
10938 * Makefile.in (OBJS-common): Add tree-if-conv.o
10939 (tree-if-conv.o): New rule.
10940 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
10941 (get_loop_body_in_bfs_order): New.
10942 * cfgloop.h (get_loop_body_in_bfs_order): New.
10943 * tree-flow.h (enum move_pos): Move here from ..
10944 * tree-ssa-loop-im.c (enum move_pos): here.
10945 (movement_possibility): Make externally visible.
10946 * tree-optimize.c (init_tree_optimization_passes): New entry for
10947 if conversion pass.
10948 * tree-pass.h (pass_if_conversion): New.
10949 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
10950 * tree-if-conv.c: New file.
10951 * doc/passes.texi: Document tree if-conversion pass.
10952 * doc/tree-ssa.texi: Same.
10954 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
10957 Makefile.in (LIB2ADDEHSTATIC): New.
10958 (LIB2ADDEHSHARED): New.
10960 (LIBUNWINDDEP): New.
10961 (SHLIBUNWIND_LINK): New.
10962 (SHLIBUNWIND_INSTALL): New.
10963 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
10964 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
10965 (clean): Remove libunwind*
10966 (stage1-start): Remove and copy stage1/libunwind*.
10967 (stage2-start): Remove and copy stage2/libunwind*.
10968 (stage3-start): Remove and copy stage3/libunwind*.
10969 (stage4-start): Remove and copy stage4/libunwind*.
10970 (stageprofile-start): Remove and copy stageprofile/libunwind*.
10971 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
10973 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
10974 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
10975 tmake_file if --with-system-libunwind isn't used.
10977 * config/ia64/t-glibc-libunwind: New file.
10978 * config/t-libunwind-elf: Likewise.
10979 * unwind-compat.c: Likewise.
10980 * unwind-compat.h: Likewise.
10981 * unwind-dw2-fde-compat.c: Likewise.
10983 * config/ia64/t-glibc (LIB2ADDEH): Updated.
10984 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
10986 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
10988 * unwind-dw2-fde-glibc.c: Likewise.
10989 * unwind-dw2.c: Likewise.
10991 * config/t-libunwind (LIB2ADDEH): Updated.
10992 (LIB2ADDEHSTATIC): New.
10993 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
10994 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
10996 * configure.ac: Change --enable-libunwind-exceptions to
10997 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
10998 * configure: Regenerated.
10999 * config.in: Updated.
11001 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
11002 above and mention --with-system-libunwind.
11003 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
11004 removed in gcc 3.4.3 and later.
11006 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
11007 USE_LIBUNWIND_EXCEPTIONS is defined.
11009 * mklibgcc.in: Support libunwind.
11011 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
11013 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
11016 2004-09-03 Richard Henderson <rth@redhat.com>
11019 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
11020 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
11021 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
11022 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
11023 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
11024 resize_stack_vars_conflict, add_stack_var_conflict,
11025 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
11026 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
11027 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
11028 expand_one_static_var, expand_one_hard_reg_var,
11029 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
11030 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
11031 (expand_used_vars): Rewrite.
11032 * Makefile.in (cfgexpand.o): Update dependencies.
11034 2004-09-04 Jan Hubicka <jh@suse.cz>
11036 * cfg.c (free_edge): Use ggc_free.
11037 (expunge_block): Use ggc_free.
11038 * passes.c (rest_of_clean_state): Free after compilation.
11039 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
11040 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
11042 2004-09-03 James E Wilson <wilson@specifixinc.com>
11044 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
11045 DECL_EXTERNAL check.
11047 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11049 * final.c (output_in_slot): New global variable.
11050 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
11051 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
11052 'output_in_slot' before invoking output_asm_insn.
11053 (output_asm_insn): Add a space after the tab if 'output_in_slot'
11055 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
11057 (output_sibcall): Likewise.
11059 2004-09-03 Jan Hubicka <jh@suse.cz>
11061 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
11062 * tree-ssanames (init_ssanames): Likewise.
11064 2004-09-03 Ziemowit Laski <zlaski@apple.com>
11066 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
11067 objc_declare_protocols, objc_start_protocol,
11068 objc_start_class_interface, objc_start_category_interface,
11069 objc_continue_interface, objc_finish_interface,
11070 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
11071 objc_start_class_implementation, objc_start_category_implementation,
11072 objc_continue_implementation, objc_finish_implementation,
11073 objc_add_method_declaration, objc_start_method_definition,
11074 objc_finish_method_definition, objc_build_keyword_decl,
11075 objc_build_method_signature, objc_build_encode_expr,
11076 objc_build_protocol_expr, objc_build_selector_expr,
11077 objc_build_message_expr, objc_build_string_object,
11078 objc_get_class_reference, objc_get_protocol_qualified_type,
11079 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
11081 2004-09-03 James E Wilson <wilson@specifixinc.com>
11083 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
11085 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
11086 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
11087 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
11088 (mips_recip1_<fmt>): Use frdiv1 type.
11089 (mips_recip2_<fmt>): Use frdiv2 type.
11090 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
11091 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
11093 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
11095 2004-09-03 Daniel Jacobowitz <dan@debian.org>
11097 * reload.c (find_reloads): Swap operand_loc pointers for
11098 find_dummy_reload if we have swapped two operands.
11100 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
11102 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
11103 to get the tablejump-insn before the jump-table label.
11105 2004-09-03 Ziemowit Laski <zlaski@apple.com>
11107 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
11108 objc_declare_protocols, objc_build_message_expr,
11109 objc_finish_message_expr, objc_build_selector_expr,
11110 objc_build_protocol_expr, objc_build_encode_expr,
11111 objc_build_string_object, objc_get_protocol_qualified_type,
11112 objc_get_class_reference, objc_get_class_ivars,
11113 objc_start_class_interface, objc_start_category_interface,
11114 objc_start_protocol, objc_continue_interface, objc_finish_interface,
11115 objc_start_class_implementation, objc_start_category_implementation,
11116 objc_continue_implementation, objc_finish_implementation,
11117 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
11118 objc_add_method_declaration, objc_start_method_definition,
11119 objc_finish_method_definition, objc_add_instance_variable,
11120 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
11121 objc_finish_try_stmt, objc_begin_catch_clause,
11122 objc_finish_catch_clause, objc_build_finally_clause,
11123 objc_build_synchronized, objc_static_init_needed_p,
11124 objc_generate_static_init_call): New prototypes.
11126 2004-09-03 Steve Ellcey <sje@cup.hp.com>
11128 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
11130 (ia64_function_value): Ditto.
11132 2004-09-03 Jan Beulich <jbeulich@novell.com>
11134 * config.gcc: Resurrect NetWare as a target. Handle special case of
11135 Novell linker to be used (specified through --with-ld=) and threading
11136 model of either Posix (default) or NKS.
11137 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
11138 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
11139 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
11140 * config/i386/netware.c, config/i386/netware.h: New.
11141 * config/i386/nwld.c, config/i386/nwld.h: New.
11142 * config/i386/netware-crt0.c: New.
11143 * config/i386/netware-libgcc.c: New.
11144 * config/i386/netware-libgcc.def: New.
11145 * config/i386/netware-libgcc.exp: New.
11146 * config/i386/t-netware, config/i386/t-nwld: New.
11148 * doc/install.texi: Document NKS threading model.
11150 2004-09-03 Jan Beulich <jbeulich@novell.com>
11153 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
11154 * tree.h (initial_max_fld_align): Declare
11155 * stor-layout.c (initial_max_fld_align): Define and initialize.
11156 (maximum_field_alignment): Initialize to the same value.
11157 * common.opt: Add -fpack-struct= variant of switch.
11158 * opts.c: Handle -fpack-struct= variant of switch.
11159 * c-pragma.c: Change #pragma pack() handling so that it becomes
11160 compatible to other compilers: accept individual 'push' argument,
11161 make final pop restore (command line) default, correct interaction
11162 of push/pop and sole specification of a new alignment (so that the
11163 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
11164 to #pragma pack(push, <n>).
11165 * doc/extend.texi: New node "Structure-Packing Pragmas" under
11166 "Pragmas", describing #pragma pack.
11167 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
11168 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
11169 Document new TARGET_DEFAULT_PACK_STRUCT.
11171 2004-09-03 Devang Patel <dpatel@apple.com>
11173 * dwarf2out.c (gen_field_die). Equate decl number to die.
11175 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
11178 * global.c (modify_reg_pav): New function.
11179 (make_accurate_live_analysis): Call the new function. Move pavin
11180 modification by earlyclobber set into the new function.
11182 2004-09-03 Andreas Schwab <schwab@suse.de>
11184 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
11185 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
11188 2004-09-02 Jan Beulich <jbeulich@novell.com>
11190 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
11191 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
11192 not unwind code specific ones.
11193 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
11194 Remove unwind code specific dependencies.
11195 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
11196 Remove gbl-ctors.h.
11197 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
11198 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
11199 * tsystem.h: Declare memcpy and memset when inhibit_libc.
11201 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
11203 * combine.c (try_combine): Delay modifying of insns which cannot
11206 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
11208 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
11210 * gcc/tree-ssa-loop.c: Ditto
11211 * gcc/tree-ssa-loop-ivcanon.c: Ditto
11212 * gcc/doc/invoke.texi: Ditto.
11214 2004-09-02 Ziemowit Laski <zlaski@apple.com>
11216 * c-decl.c (store_parm_decls_newstyle): Make static.
11217 (store_parm_decls_from): New function.
11218 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
11219 (store_parm_decls_from): New prototype.
11221 2004-09-02 David Edelsohn <edelsohn@gnu.org>
11223 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
11224 HImode with STRICT_ALIGNMENT.
11226 2004-09-02 Mark Mitchell <mark@codesourcery.com>
11228 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
11229 (TARGET_OS_CPP_BUILTINS): Likewise.
11230 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
11231 TARGET_BPABI_CPP_BUILTINS.
11233 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
11235 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
11237 2004-09-02 Eric Christopher <echristo@redhat.com>
11239 * builtins.c (expand_builtin_cabs): Delete.
11240 (expand_builtin): If unable to fold the values do a normal
11241 library call for builtin_cab*.
11242 (fold_builtin_cabs): Depend on optimize and optimize_size.
11243 * optabs.c (expand_cmplxdiv_straight): Delete.
11244 (expand_cmplxdiv_wide): Ditto.
11245 (expand_vector_binop): Ditto.
11246 (expand_vector_unop): Ditto.
11247 (expand_complex_abs): Delete.
11248 (expand_binop): Remove calls to above functions.
11249 Remove open coding of complex arithmetic.
11250 (expand_unop): Ditto.
11251 * optabs.h: Remove prototypes.
11253 2004-09-02 Ziemowit Laski <zlaski@apple.com>
11255 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
11256 * c-tree.h (store_parm_decls_newstyle): New prototype.
11258 2004-09-02 Geoffrey Keating <geoffk@apple.com>
11260 * config/rs6000/rs6000.c (expand_block_clear): Use vector
11261 instructions if available.
11262 (expand_block_move): Likewise.
11264 2004-09-03 Jan Hubicka <jh@suse.cz>
11266 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
11268 2004-09-02 Mark Mitchell <mark@codesourcery.com>
11270 * config/arm/symbian.h (LIB_SPEC): Define to empty.
11271 * config/arm/t-symbian (SHLIB_LC): Likewise.
11273 2004-09-02 Paul Brook <paul@codesourcery.com>
11275 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
11277 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
11279 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
11280 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
11281 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
11282 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
11283 (mips_issue_rate): Remove unreachable abort.
11284 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
11285 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
11286 (mips_block_move_straight, print_operand_address, mips_file_start)
11287 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
11288 (mips_output_conditional_branch, mips_expand_builtin_direct)
11289 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
11290 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
11293 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
11295 * config/mips/mips.md (*lea_high64): Change split condition to
11296 flow2_completed. Add a peephole2 to generate a more parallel version.
11298 2004-09-02 Jan Hubicka <jh@suse.cz>
11300 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
11303 * ggc-page.c: include tree-flow.h.
11304 (extra_order_size_table): Add stmt_ann_d.
11305 (STAT_LABEL): Rename from ....
11306 (LABEL): ... this one.
11307 * Makefile.in (ggc-page.o): Add dependency.
11309 * ggc-common.c (ggc_force_collect): New global variable.
11310 (loc_description): Add fields "freed", "collected"
11311 (ptr_hash): New static hash
11312 (ptr_hash_entry): New structure.
11313 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
11314 (ggc_record_overhead): Take ptr argument, record it
11315 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
11316 (cmp_statistics): Imrove sorting.
11317 (dump_ggc_loc_statistics): Output newly collected statistics
11318 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
11319 (ggc_free): Call ggc_free_overhead.
11320 (ggc_collect): Force collection when asked to be forced.
11321 (ggc_collect): Call ggc_prune_overhead_list.
11322 * ggc.h (ggc_force_collect): Declare
11323 (ggc_record_overhead): Update prototype.
11324 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
11326 2004-09-02 James E Wilson <wilson@specifixinc.com>
11328 * common.opt (ftrapping-math): Default to on.
11330 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
11332 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
11334 2004-09-02 Denis Chertykov <denisc@overta.ru>
11337 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
11339 (*movmemqi_insn): Likewise.
11340 (*movmemhi): Likewise.
11341 (clrmemhi): Likewise.
11342 (*clrmemqi): Likewise.
11343 (*clrmemhi): Likewise.
11345 2004-09-02 Paul Brook <paul@codesourcery.com>
11347 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
11348 default_use_cxa_atexit=yes.
11350 2004-09-02 Alan Modra <amodra@bigpond.net.au>
11352 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
11353 (struct kernel_old_ucontext): Delete.
11354 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
11355 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
11358 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
11360 * toplev.c (process_options): Fix typo.
11362 2004-09-01 Richard Henderson <rth@redhat.com>
11364 PR middle-end/17258
11365 * calls.c (initialize_argument_information): Tighten pass-through
11366 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
11367 Use build_fold_addr_expr.
11368 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
11369 that assumes ADDR_EXPR allocates stack space.
11370 * fold-const.c (build_fold_addr_expr_with_type): Look through
11373 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
11375 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
11376 * ggc.h (ggc_alloc_rtx): Delete.
11378 2004-09-01 Roger Sayle <roger@eyesopen.com>
11380 * expmed.c (enum alg_code): Remove long unused enumeration values.
11381 (struct mult_cost): New structure to hold the "score" of a synthetic
11382 multiply sequence, including both a rtx_cost and a latency field.
11383 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
11384 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
11385 (struct algorithm): Change type of cost field to be mult_cost.
11386 (synth_mult): Change type of cost_limit argument to be a
11387 pointer to a mult_cost. Update all cost comparisons to use the
11388 new mult_cost infrastructure. For alg_add_factor and
11389 alg_sub_factor operations, latency is lower than the rtx_cost.
11390 (choose_mult_variant): Update calls to synth_mult. Perform
11391 cost comparisons using the new mult_cost infrastructure.
11392 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
11393 to optain the total rtx_cost of a synth_mult "algorithm".
11395 2004-09-01 David Edelsohn <edelsohn@gnu.org>
11397 * config/rs6000/power4.md: Increase store latency to 12.
11398 * config/rs6000/power5.md: Same.
11400 2004-09-01 James E Wilson <wilson@specifixinc.com>
11403 * config/avr/avr.c (avr_unique_section): Delete prototype and
11405 (TARGET_ASM_UNIQUE_SECTION): Delete.
11407 2004-09-01 Ziemowit Laski <zlaski@apple.com>
11409 * c-parse.in (primary): Call objc_build_message_expr(),
11410 objc_build_selector_expr(), objc_build_protocol_expr(),
11411 objc_build_encode_expr() and objc_build_string_object() instead of
11412 build_message_expr(), build_selector_expr(), build_protocol_expr(),
11413 build_encode_expr() and build_objc_string_object(), respectively.
11414 (component_decl_list2): Call objc_get_class_ivars() instead of
11415 get_class_ivars_from_name().
11416 (keyworddecl): Call objc_build_keyword_decl() instead of
11417 build_keyword_decl().
11418 (receiver): Call objc_get_class_reference() instead of
11419 get_class_reference().
11420 (reswords): Add blank line before @@ifobjc section, for clarity.
11422 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
11424 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
11427 2004-09-01 Wu Yongwei <adah@sh163.net>
11428 Danny Smith <dannysmith@users.sourceforge.net>
11430 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
11431 not Windows 'DWORD'.
11432 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
11433 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
11434 (__gthr_win32_recursive_mutex_init_function): Add prototype for
11435 __GTHREAD_HIDE_WIN32API case..
11436 (__gthr_win32_recursive_mutex_lock): Likewise.
11437 (__gthr_win32_recursive_mutex_trylock): Likewise.
11438 (__gthr_win32_recursive_mutex_unlock): Likewise.
11439 (__gthread_recursive_mutex_init_function); Add definition for
11440 __GTHREAD_HIDE_WIN32API case.
11441 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
11442 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
11443 call to InterlockedDecrement.
11445 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11447 * tree-tailcall.c (find_tail_calls): Also fail is statement has
11450 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
11452 * doc/c-tree.texi: Document new operands for ARRAY_REF and
11455 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11457 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
11458 * common.opt (fspeculative-prefetching): New.
11459 * flags.h (flag_speculative_prefetching_set): Declare.
11460 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
11462 * opts.c (flag_sepculative_prefetching_set): New variable.
11463 (common_handle_option): Handle -fspeculative-prefetching.
11464 * passes.c (rest_of_compilation): Ditto.
11465 * profile.c (instrument_values, compute_value_histograms, branch_prob):
11466 Use vectors instead of arrays.
11467 * toplev.c (process_options): Handle -fspeculative-prefetching.
11468 * rtl-profile.c: Include ggc.h.
11469 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
11470 rtl_gen_one_value_profiler_no_edge_manipulation,
11471 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
11473 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
11474 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
11476 * value-prof.c: Include ggc.h.
11477 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
11479 (insn_prefetch_values_to_profile, find_mem_reference_1,
11480 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
11481 speculative_prefetching_transform): New.
11482 (value_profile_transformations): Call speculative_prefetching_transform.
11483 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
11484 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
11485 tree_find_values_to_profile, find_values to profile): Use vectors
11487 (free_profiled_values): Removed.
11488 * value-prof.h (struct histogram_value): Renamed to
11489 struct histogram_value_t.
11490 (histogram_value, histogram_values): New types.
11491 (find_values_to_profile): Declaration changed.
11492 (free_profiled_values): Removed.
11493 (struct profile_hooks): Type of argument of the hooks changed to
11495 * doc/invoke.texi (-fspeculative-prefetching): Document.
11497 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11499 PR rtl-optimization/16408
11500 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
11502 2004-09-01 Richard Henderson <rth@redhat.com>
11504 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
11505 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
11507 2004-09-01 Jakub Jelinek <jakub@redhat.com>
11509 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
11511 2004-09-01 Mike Stump <mrs@apple.com>
11513 * config/darwin.c (machopic_symbol_defined_p): In addition to
11514 being SYMBOL_REF_LOCAL_P, a symbol must also be
11515 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
11516 defined in this output file, or translation unit in the case
11517 of IMA not being used.
11518 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
11519 never need .indirect_symbol when indirecting.
11521 2004-09-01 Jakub Jelinek <jakub@redhat.com>
11523 * Makefile.in (bb-reorder.o): Add several dependencies.
11525 2004-09-01 Jakub Jelinek <jakub@redhat.com>
11527 * fold-const.c (operand_equal_p): Require equal sign also for
11528 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
11530 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
11532 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
11533 for use in configargs.h. Put the cname in a separate variable. Use
11534 that to set target_cpu_default2.
11536 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
11537 Nick Clifton <nickc@redhat.com>
11539 * config/sh/sh.md ("length"): Increase branch length when
11540 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
11541 constant, 2 byte for aligning the constant.
11543 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
11545 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
11547 (arm7tdmi-s): New CPU name.
11548 * arm/arm.c (ARM_CORE): Update for new format.
11549 * arm/arm.h (ARM_CORE): Likewise.
11550 * arm/gentune.sh: Update for extra field.
11551 * config.gcc: Likewise.
11552 * arm/arm-tune.md: Regenerate.
11553 * doc/invoke.texi: Document the real processor names for ARM cpus.
11555 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
11557 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
11558 (floatdidf): New functions.
11559 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
11560 (floatdisf): New functions.
11561 * t-arm-elf: Use them.
11563 2004-09-01 Ziemowit Laski <zlaski@apple.com>
11565 * c-common.h (lookup_interface): Remove prototype.
11566 (is_class_name): Rename to objc_is_class_name.
11567 (lookup_objc_ivar): Rename to objc_lookup_ivar.
11568 (get_current_scope): Rename to objc_get_current_scope.
11569 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
11570 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
11571 (yylexname): Call objc_is_class_name() instead of is_class_name().
11572 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
11573 instead of lookup_objc_ivar().
11574 * stub-objc.c (lookup_interface): Remove stub.
11575 (is_class_name): Rename to objc_is_class_name.
11576 (lookup_objc_ivar): Rename to objc_lookup_ivar.
11578 2004-08-31 Mark Mitchell <mark@codesourcery.com>
11580 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
11581 * config/arm/lib1funcs.asm: Do not include supplemental .S files
11582 when compiling for Symbian.
11583 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
11584 (TARGET_OS_CPP_BUILTINS): Likewise.
11585 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
11587 2004-08-31 Stan Shebs <shebs@apple.com>
11589 * toplev.c (process_options): Ensure debug_hooks is initialized.
11591 2004-08-31 Mark Mitchell <mark@codesourcery.com>
11593 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
11594 * target.h (cxx): Add export_class_data.
11595 * config/arm/arm.c (arm_cxx_export_class_data): New function.
11596 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
11597 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
11599 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
11601 * config/sh/sh.c (output_branch): Check the insn length possibly
11602 in the delayed slot.
11604 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11606 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
11608 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
11610 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
11611 (c_sizeof_of_alignof_type): Likewise.
11612 * expr.c (array_ref_element_size): Likewise.
11613 (highest_pow2_factor_for_target): Likewise.
11614 * gimplify.c (canonicalize_addr_expr): Likewise.
11615 (gimplify_compound_lval): Likewise.
11616 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
11617 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11618 * varasm.c (assemble_variable): Likewise.
11619 (output_constant_def_contents): Alignments are unsigned.
11621 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11622 Jeff Law <law@redhat.com>
11624 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
11627 2004-08-31 Mark Mitchell <mark@codesourcery.com>
11629 * hooks.c (hook_bool_void_true): New function.
11630 * hooks.h (hook_bool_void_true): Declare.
11631 * target-def.h (TARGET_CXX): Add
11632 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
11633 * target.h (struct cxx): Add key_method_may_be_inline.
11634 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
11636 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
11637 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
11640 2004-08-31 Denis Chertykov <denisc@overta.ru>
11643 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
11644 frame pointer register only in Pmode while reload in progress.
11646 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
11649 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
11650 because it breaks the 32-bit shift patterns that rely on a match_dup.
11652 2004-08-31 Matt Austern <austern@apple.com>
11654 * config/darwin.c (darwin_make_decl_one_only): Allocate section
11655 names once per compilation, instead of once per symbol.
11657 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
11659 * Makefile.in (build_subdir): New substitution.
11660 (fixinc.sh): Simplify heavily since fixincludes is already built.
11661 (stmp-fixinc): Depend on specs.ready.
11662 (install-mkheaders): Use new location of fixincludes.
11663 (clean): Do not descend into fixinc.
11664 (FORBUILD): Replace with ../$(build_subdir).
11665 * configure.ac (build_subdir): Substitute.
11666 (FORBUILD): Do not set.
11667 (all_outputs): Remove fixinc/Makefile.
11668 (default commands): Do not create links in fixinc.
11669 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
11670 the fixincludes configuration steps and substituting
11671 @FIXINCL@ in fixinc.in.
11672 * fixinc.in: New, from fixinc/fixincl.sh.
11674 * fixinc/*: Removed.
11676 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
11678 * attribs.c (strip_attrs): Remove.
11679 (split_specs_attrs): Move ...
11680 * c-decl.c: ... to here.
11681 * tree.h (split_specs_attrs, strip_attrs): Remove.
11682 * c-tree.h (split_specs_attrs): Declare.
11684 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
11686 * read-rtl.c: Disable RTL checking.
11687 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
11689 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
11691 * config/mips/mips.md (fcond): New code macro and attribute.
11692 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
11693 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
11694 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
11696 2004-08-30 Mark Mitchell <mark@codesourcery.com>
11699 2004-08-29 Mark Mitchell <mark@codesourcery.com>
11700 PR rtl-optimization/16590
11701 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
11703 2004-08-30 Andrew Pinski <apinski@apple.com>
11706 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
11707 * ChangeLog: Fix previous ChangeLog entry.
11710 * config.host (use_long_long_for_widest_fast_int): New, default is
11712 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
11713 * configure.ac: If use_long_long_for_widest_fast_int, then
11714 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
11715 * configure: Regenerate.
11716 * config.in: Regenerate.
11717 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
11718 New: widest integer type supported efficiently in hardware for the
11720 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
11721 HOST_BITS_PER_WIDEST_FAST_INT.
11722 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
11723 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
11724 HOST_WIDEST_FAST_INT
11725 instead of HOST_WIDE_INT.
11726 (HARD_REG_SET_LONGS): Likewise.
11727 (UHOST_BITS_PER_WIDE_INT): Likewise.
11728 Change the checks for the fast cases to be based on
11729 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
11731 2004-08-30 Steven Bosscher <stevenb@suse.de>
11733 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
11736 2004-08-30 Geoffrey Keating <geoffk@apple.com>
11742 * c-decl.c (grokdeclarator): Produce error for 'static' on local
11743 function declaration.
11745 2004-08-30 Richard Henderson <rth@redhat.com>
11747 * expr.c (array_ref_element_size): Force aligned_size back to
11749 (component_ref_field_offset): Similarly for aligned_offset.
11750 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
11751 low-bound, element-size, field-offset fields rather than
11754 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
11756 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
11759 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
11761 * c-tree.h (struct language_function): Add arg_info element.
11762 * c-decl.c (current_function_arg_info): New.
11763 (grokdeclarator, store_parm_decls): Use it instead of
11765 (c_push_function_context, c_pop_function_context): Save and
11768 2004-08-30 Richard Henderson <rth@redhat.com>
11770 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
11771 COMPONENT_REF to pointer arithmetic.
11772 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
11773 constant "c" as a valid constant initializer. Allow narrowing of
11774 differences against the same base object, for any base object.
11776 2004-08-30 Richard Henderson <rth@redhat.com>
11778 * expr.c (expand_expr_addr_expr): New.
11779 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
11781 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
11783 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
11784 (mips_fp_condition): New enum.
11785 (mips_fp_conditions): New array.
11786 (print_fcc_operand): Delete.
11787 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
11788 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
11789 (builtin_description): Add "cond" field.
11790 (DIRECT_BUILTIN): Initialize it.
11791 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
11792 into INSN and CODE. Initialize the "cond" field.
11793 (CMP_BUILTINS): Update accordingly.
11794 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
11795 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
11796 mips_fp_condition as argument. Make it the final operand of the
11797 comparison instruction.
11798 (mips_expand_builtin): Update accordingly.
11799 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
11800 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
11802 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
11803 Don't use the 'Q' operand prefix; just print the operand normally.
11804 (mips_cabs_*, mips_c_*): Delete, replacing with...
11805 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
11806 patterns. Split the 4s versions into 2 ps patterns after reload.
11808 2004-08-30 Richard Henderson <rth@redhat.com>
11810 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
11811 assuming an ADDR_EXPR is non-null.
11813 2004-08-30 Jason Merrill <jason@redhat.com>
11815 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
11817 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
11819 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
11820 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
11821 gcc_assert and gcc_unreachable instead of abort.
11822 * alloc-pool.c (abort, fancy_abort): Remove.
11823 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
11824 gcc_assert or gcc_unreachable.
11825 * attribs.c (init_attributes, decl_attributes): Likewise.
11826 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
11827 mark_bb_for_unlikely_executed_section,
11828 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
11829 fix_crossing_unconditional_branches): Likewise.
11830 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
11831 bitmap_operation): Likewise.
11832 * bt-load.c (insn_sets_btr_p, augment_live_range,
11833 move_btr_def): Likewise.
11834 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
11835 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
11836 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
11837 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
11838 expand_builtin_memcmp, expand_builtin_args_info,
11839 std_gimplify_va_arg_expr, expand_builtin_unop,
11840 expand_builtin_fputs, expand_builtin_profile_func,
11841 expand_builtin_fork_or_exec, fold_builtin_bitop,
11842 fold_builtin_classify, fold_builtin_fputs): Likewise.
11844 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
11846 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
11847 * gcov.c (abort): Remove undef.
11849 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
11850 (struct tree_binfo): Remove primary field.
11852 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
11854 * fixinc/Makefile.in (machname.h): Remove.
11855 (fixincl.x): Do not pass $@ to genfixes.
11856 * fixinc/genfixes: Remove code to produce machname.h.
11857 * fixinc/fixincl.sh: Move it here instead.
11858 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
11859 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
11860 return a bool indicating whether pz_mn_name_pat is NULL.
11861 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
11862 Declare extern C variables for the ENV_TABLE.
11863 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
11864 instead use the result of mn_get_regexps.
11865 * fixinc/fixtests.c: Likewise.
11867 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
11869 * configure.ac: Do not run fixincludes after stage1 during
11870 toplevel bootstrap.
11871 * configure: Regenerate.
11873 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
11875 * sched-deps.c (get_condition): Partially revert previous, by never
11876 trying to extract the condition from a condjump.
11878 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
11880 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
11881 (handle_visibility_attribute, c_determine_visibility): Likewise.
11882 * c-common.h (my_friendly_assert): Remove.
11884 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
11886 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
11887 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
11888 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
11889 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
11890 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
11892 2004-08-30 Diego Novillo <dnovillo@redhat.com>
11894 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
11895 in COMPONENT_REF nodes.
11897 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
11900 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
11901 global_dc->warning_as_error_requested.
11902 * diagnostic.c (diagnostic_initialize): Tidy.
11903 * diagnostic.h (diagnostic_context::x_data): Remove
11904 (diagnostic_context::issue_warnings_are_errors_message): Rename
11905 from warnings_are_errors_message.
11906 (diagnostic_context::warning_as_error_requested): New.
11908 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
11910 * sched-deps.c (get_condition): Fix breakage in previous patch.
11912 2004-08-30 Paul Brook <paul@codesourcery.com>
11914 * doc/install.texi: Fix broken mpfr link.
11916 2004-08-29 David O'Brien <obrien@FreeBSD.org>
11918 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
11919 other FreeBSD platforms.
11921 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
11923 * arm.h (REVERSE_CONDITION): Define.
11924 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
11926 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
11928 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
11929 just the codes, call reversed_comparison_code ().
11930 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
11931 (not_reg_cond): Use reversed_comparison_code.
11932 (and_reg_cond): Likewise.
11933 * ifcvt.c (cond_exec_process_if_block): Likewise.
11934 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
11936 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
11938 * sched-deps.c (get_condition): Rewrite using jump support functions.
11939 Use reversed_comparison_code.
11940 (conditions_mutex_p): Use reversed_comparison_code.
11942 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11944 * config/mips/mips.c (override_options): Disable hot/cold partitioning
11947 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11949 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
11950 (mips_function_type): Move to mips.c.
11951 * config/mips/mips.c (mips_builtin_type): New enum.
11952 (builtin_description): Replace code and ftype with builtin_type
11954 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
11955 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
11956 (CODE_FOR_mips_abs_ps): Define.
11957 (mips_bdesc): Use new macros.
11958 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
11959 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
11960 (mips_expand_builtin_direct): New function.
11961 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
11962 builtin. Replace boolean parameter with builtin_type.
11963 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
11964 (mips_expand_4s_compare_builtin): Delete, replacing with...
11965 (mips_expand_builtin_compare): ...this new function.
11967 2004-08-29 Mark Mitchell <mark@codesourcery.com>
11969 PR rtl-optimization/16590
11970 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
11972 2004-08-29 Diego Novillo <dnovillo@redhat.com>
11974 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
11975 * tree-ssa-propagate.c: Fix documentation.
11977 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11979 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
11980 (mov[sd]fcc): Likewise.
11982 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11984 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
11986 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11988 * config/mips/mips.md (divide_condition): New mode attribute.
11989 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
11990 (sqrt[sd]f3): Redefine using SCALARF.
11991 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
11994 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
11996 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
11997 (loadx, storex, fmt, UNITMODE): New mode attributes.
11998 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
11999 (mul[sd]f3): Redefine using :SCALARF.
12000 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
12001 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
12002 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
12003 Check TARGET_FUSED_MADD for V2SF too.
12004 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
12005 were already named.
12006 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
12007 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
12009 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12011 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
12012 V2SF_type_node if it will be needed.
12014 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12016 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
12017 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
12018 (mips_prepare_builtin_target): New function.
12019 (mips_expand_builtin): Use them. Update calls to subroutines.
12020 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
12021 cmp_choice with a boolean argument to select between movt and movf.
12022 Take the comparison's icode as an argument, not the function's fcode.
12023 (mips_expand_compare_builtin): New function. Rename existing function
12024 to mips_expand_scalar_compare_builtin.
12025 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
12026 (mips_expand_ps_compare_builtin): Use the new functions. Take the
12027 comparison's icode as an argument, not the builtin's fcode.
12029 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12031 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
12032 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
12033 registers are false and -1 if all registers are true.
12034 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
12035 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
12036 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
12037 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
12038 (bc1any2t, bc1any2f): Likewise CCV2.
12039 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
12041 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
12043 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
12044 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
12045 UNSPEC rather than an IF_THEN_ELSE.
12046 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
12047 mips_cond_move_tf_ps by name.
12049 2004-08-29 Chao-ying Fu <fu@mips.com>
12050 James E Wilson <wilson@specifixinc.com>
12052 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
12053 8 byte size and alignment. Give CCV4 16 byte size and alignment.
12054 * config/mips/mips-ps-3d.md: New file.
12055 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
12056 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
12057 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
12058 (mips_output_move): Emit "mov.ps" for V2SFmode.
12059 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
12061 (override_options): Check if TARGET_MIPS3D and there was an explicit
12062 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
12063 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
12064 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
12065 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
12066 and allow CCV2 and CCV4 to occupy two and four CC registers.
12067 (print_fcc_operand): New function.
12068 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
12069 %Z to call print_fcc_operand.
12070 (mips_function_value): Handle MODE_VECTOR_FLOAT.
12071 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
12072 (mips_vector_mode_supported_p): New function.
12073 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
12074 (builtin_description): New struct.
12075 (mips_bdesc): New array of struct builtin_description.
12076 (mips_expand_builtin, mips_init_builtins,
12077 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
12078 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
12080 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
12081 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
12082 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
12083 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
12084 "-mips3d", and "-mno-mips3d".
12085 (ASM_SPEC): Map -mips3d to -mips3d in gas.
12086 (EXTRA_CONSTRAINT_Y): New macro.
12087 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
12088 multi-letter constraint 'Y'.
12089 (CONSTRAINT_LEN): New macro.
12090 (enum mips_builtins): New for MIPS builtin functions.
12091 (enum mips_function_type): New for the types of MIPS builtin functions.
12092 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
12093 * config/mips/mips.md: New constants for paired single and MIPS-3D
12094 instructions. Include the new mips-ps-3d.md file.
12095 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
12096 movv2sf_hardfloat_64bit): New named patterns.
12097 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
12098 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
12099 sdxc1_v2sf_di): New unnamed patterns.
12100 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
12101 const_vector support.
12102 (const_0_or_1_operand): New predicate.
12103 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
12105 2004-08-29 Diego Novillo <dnovillo@redhat.com>
12107 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
12108 (tree-ssa-propagate.o): New rule.
12109 (GTFILES): Add tree-ssa-propagate.c.
12110 * tree-flow.h (struct stmt_ann_d): Remove field
12112 * tree-ssa-propagate.c: New file.
12113 * tree-ssa-propagate.h: New file.
12114 * tree-ssa-ccp.c: Re-write to use the routines from
12115 tree-ssa-propagate.c.
12117 2004-08-28 Andrew Pinski <apinski@apple.com>
12119 * tree-ssa-loop.c: Remove extra include of basic-block.h.
12121 2004-08-28 Ziemowit Laski <zlaski@apple.com>
12123 * c-common.h: Update comments about ObjC/ObjC++ entry points.
12124 (objc_is_reserved_word): New prototype.
12125 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
12126 separate section; these are call-backs.
12127 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
12128 ObjC/ObjC++ "@" keywords.
12129 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
12130 prototypes; they already live in c-common.h.
12131 * stub-objc.c: Update copyright notice.
12132 (objc_is_reserved_word): New stub.
12134 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
12136 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
12137 even when not checking.
12139 2004-08-27 Jason Merrill <jason@redhat.com>
12142 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
12143 (gimple_push_cleanup): Add eh_only parm.
12144 (gimplify_target_expr): Pass it.
12145 * c.opt (-fno-threadsafe-statics): New option.
12146 * c-opts.c (c_common_handle_option): Handle it.
12147 * c-common.h (flag_threadsafe_statics): Declare it.
12148 * c-common.c (flag_threadsafe_statics): Record it.
12149 * doc/invoke.texi: Document it.
12150 * tsystem.h (_GNU_SOURCE): Define.
12151 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
12152 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
12153 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
12154 (__gthread_recursive_mutex_init_function): New fn.
12155 (__gthread_recursive_mutex_lock): New fn.
12156 (__gthread_recursive_mutex_trylock): New fn.
12157 (__gthread_recursive_mutex_unlock): New fn.
12158 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
12159 * gthr-win32.h, gthr-vxworks.h: Likewise.
12160 * gthr.h: Document.
12162 2004-08-27 David Edelsohn <edelsohn@gnu.org>
12164 * config/rs6000/rs6000.c (rs6000_override_options): Increase
12165 maximum skip to 15. Set function alignment, jump alignment, and
12166 loop alignment to 16 for processors that form dispatch groups.
12167 (rs6000_rtx_costs): outer_code is used.
12169 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
12171 * stor-layout.c (sizetype_set): Remove.
12172 (set_sizetype): Don't test or set it.
12174 * tree.h (size_int_type): Remove.
12175 * fold-const.c: Do not #include gt-fold-const.h.
12176 (size_htab_hash, size_htab_eq): Remove.
12177 (size_int_kind): Use build_int_cst.
12178 (new_const, size_htab): Remove.
12179 (size_int_type): Remove.
12180 (round_up): Use build_int_cst.
12181 (round_down): Likewise. Remove spurious constant build.
12183 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
12185 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
12186 Add is_release variable, use it for --enable-werror and
12187 --enable-checking defaults.
12188 * system.h (gcc_assert, gcc_unreachable): New.
12189 * doc/install.texi (--enable-checking): Update.
12190 * configure, config.in: Rebuilt.
12192 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
12194 * rtl.h (read_rtx): Change prototype.
12195 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
12196 line number. Return true on success.
12197 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
12198 callers accordingly.
12200 2004-08-26 Richard Henderson <rth@redhat.com>
12202 * c-typeck.c (build_offsetof): Remove.
12203 * c-tree.h (build_offsetof): Remove.
12204 * c-common.c (fold_offsetof_1, fold_offsetof): New.
12205 * c-common.h (fold_offsetof): Declare.
12206 * c-parse.in (offsetof_base): New.
12207 (offsetof_member_designator): Use it. Build references, not just
12209 (primary): Use fold_offsetof, not build_offsetof.
12211 2004-08-26 Richard Henderson <rth@redhat.com>
12213 * tree.c (staticp): Return the static object.
12214 * tree.h (staticp): Update decl.
12215 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
12216 * langhooks.c (lhd_staticp): Return NULL_TREE.
12217 * langhooks-def.h (lhd_staticp): Update decl.
12218 * c-common.c (c_staticp): Return the static object.
12219 * c-common.h (c_staticp): Update decl.
12221 2004-08-26 Richard Henderson <rth@redhat.com>
12223 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
12226 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
12229 * c-decl.c (struct c_binding): Add type and inner_comp fields.
12230 (bind): Set type and inner_comp fields.
12231 (pop_scope): Restore type of decl to the correct type from an
12232 outer scope. Give error when popping file scope for incomplete
12233 arrays completed incompatibly with default initialization in an
12235 (diagnose_mismatched_decls): Handle externs with initializers at
12237 (pushdecl): Set type of external declaration at block scope based
12238 only on the visible declarations. Save type when changing the
12239 type of a declaration. Merge an external declaration at block
12240 scope with a visible static declaration at file scope.
12241 (implicitly_declare): Give recycled old declaration the new type
12242 except for incompatible declarations of built-in functions, saving
12245 2004-08-26 Ziemowit Laski <zlaski@apple.com>
12247 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
12249 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
12251 * tree-alias-common.c (gate_pta): New function.
12252 (pass_build_pta): Use it.
12253 (pass_del_pta): Use it.
12254 (delete_alias_vars): Don't check flag_tree_points_to.
12256 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12258 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
12259 TFmode as additional register mode cloberred by call.
12261 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12263 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
12264 parallel pattern for library call returning DImode in
12267 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12269 * config/rs6000/rs6000.c (function_arg): Generate parallel
12270 pattern for more split args.
12272 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
12274 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
12275 either gen_movdi_di_update or gen_movdi_si_update depending on
12277 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
12278 to generate two versions.
12280 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
12282 * Makefile.in (lambda-code.o): New.
12283 (lambda-trans.o): Ditto.
12284 (TREE_DATA_REF_H): Ditto.
12286 (lambda-mat.o): Use LAMBDA_H.
12287 (tree-data-ref.o): Ditto.
12288 * lambda-code.c: New file. Lambda code generation algorithm.
12289 * lambda-trans.c: Ditto. Lambda transformation matrix support.
12290 * lambda.h: Add lambda loop structures.
12291 Add lambda loopnest structures.
12292 Add lambda body vector structure.
12293 Add lambda linear expression structures.
12294 Add prototypes for functions in new files.
12295 * lambda-mat.c: Include tree.h
12297 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
12298 Sebastian Pop <pop@cri.ensmp.fr>
12300 * tree-data-ref.h: Include lambda.h
12301 (free_dependence_relation): Declared here.
12302 (free_dependence_relations): Ditto.
12303 (free_data_refs): Ditto.
12304 * tree-data-ref.c (free_dependence_relation): New function.
12305 (free_dependence_relations): Ditto.
12306 (free_data_refs): Ditot.
12307 (analyze_all_data_dependences): Free datarefs and dependence_relations.
12308 (build_classic_dist_vector): Store in the dependence_relations the
12309 information. Each arc in the dependence_relations graph is labelled
12310 with the distance and direction vectors.
12311 (build_classic_dir_vector): Ditto.
12312 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
12313 Now computes again the whole dependence graph including read-read
12315 (compute_data_dependences_for_loop): Now dependence_relations contains
12316 all the data, and thus it doesn't need to initialize the classic_dir
12317 and classic_dist vectors.
12318 (analyze_all_data_dependences): Adjusted for using the new interface of
12319 compute_data_dependences_for_loop. Remove the statistics dump.
12321 2004-08-26 Bob Wilson <bob.wilson@acm.org>
12323 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
12324 (xtensa_expand_block_move): Update comment.
12325 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
12327 2004-08026 Richard Earnshaw <rearnsha@arm.com>
12330 * toplev.c (crash_signal): If we crashed while emitting
12331 a user asm, then die more gracefully.
12333 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12336 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
12337 checking for a valid constant, regardless of sign.
12339 2004-08-25 Richard Henderson <rth@redhat.com>
12342 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
12343 if the constant satisfies add_operand.
12345 2004-08-25 Richard Henderson <rth@redhat.com>
12348 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
12349 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
12350 unwind info for >16-bit frames.
12352 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
12355 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
12357 2004-08-25 Richard Henderson <rth@redhat.com>
12359 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
12360 (TARGET_CANNOT_FORCE_CONST_MEM): New.
12362 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
12364 * doc/tree-ssa.texi: Document new operand iterator.
12366 2004-08-26 Alan Modra <amodra@bigpond.net.au>
12369 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
12370 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
12373 2005-08-28 Paul Brook <paul@codesourcery.com>
12375 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
12376 -mfpu=vfp -march=armv5t
12377 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
12379 2004-08-25 Richard Henderson <rth@redhat.com>
12381 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
12382 * target.h (struct gcc_target): Add scalar_mode_supported_p.
12383 * targhooks.c (default_scalar_mode_supported_p): New.
12384 * targhooks.h (default_scalar_mode_supported_p): Declare.
12385 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
12387 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
12388 before attempting to create types. Tidy.
12389 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
12391 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
12392 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
12394 2004-08-25 Richard Henderson <rth@redhat.com>
12396 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
12397 set REAL_MODE_FORMAT for TFmode.
12399 2004-08-25 Ziemowit Laski <zlaski@apple.com>
12401 * c-decl.c (grokparm): New function.
12402 * c-tree.h (grokparm): New prototype.
12404 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
12406 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
12407 iterator controlling structure.
12408 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
12409 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
12410 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
12412 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
12413 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
12414 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
12415 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
12416 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
12417 Empty operand pointers.
12418 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
12419 (op_iter_next_use): New. Return next use_operand_p.
12420 (op_iter_next_def): New. Return next def_operand_p.
12421 (op_iter_next_tree): New. Return next operands as a tree.
12422 (op_iter_init): New. Initialize an iterator structure.
12423 (op_iter_init_use): New. Initialize structure and get the first use.
12424 (op_iter_init_def): New. Initialize structure and get the first def.
12425 (op_iter_init_tree): New. Initialize structure and get the first tree.
12426 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
12427 (op_iter_init_maydef): New. Initialize structure and get the first
12428 V_MAY_DEF operands.
12429 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
12430 * tree-dfa.c (compute_immediate_uses_for_stmt,
12431 redirect_immediate_uses): Use new operand iterator.
12432 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
12433 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
12434 operands instead of using *_disappeared_p routines.
12435 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
12436 ssa_rewrite_stmt): Use new operand iterator.
12437 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
12438 rewrite_trees): Use new operand iterator.
12439 * tree-pretty-print.c (dump_vops): Use new operand iterator.
12440 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
12441 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
12442 dump_points_to_info): Use new operand iterator.
12443 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
12444 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
12446 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
12447 propagate_necessity): Use new operand iterator.
12448 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
12449 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
12450 a parameter instead of a stmt_ann_t.
12451 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
12452 build_tree_conflict_graph): Use new operand iterator.
12453 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
12454 rewrite_mem_refs): Use new operand iterator.
12455 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
12456 check_loop_closed_ssa_use): Use new operand iterator.
12457 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
12458 * tree-ssanames.c (release_defs): Use new operand iterator.
12459 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
12461 2004-08-25 Adam Nemet <anemet@lnxw.com>
12463 * tlink.c (initial_cwd): New variable.
12464 (tlink_init): Initialize it.
12465 (recompile_files): Use tlink_execute() instead of system(). Don't
12466 duplicate verbose output of collect_execute. Restore initial_cwd.
12467 Update comment before the function.
12469 2004-08-25 Ziemowit Laski <zlaski@apple.com>
12471 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
12472 accept) a cast from one Objective-C pointer type to another.
12474 2004-08-25 Paolo Carlini <pcarlini@suse.de>
12476 * doc/install.texi: Document that libstdc++-v3 requires
12477 now automake 1.9.1.
12479 2004-08-25 Caroline Tice <ctice@apple.com>
12481 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
12482 to comments at start of function.
12483 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
12485 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
12486 merge_blocks_move_predecessor_nojumps,
12487 merge_blocks_move_successor_nojumps, merge_blocks_move,
12488 try_crossjump_to_edge, try_crossjump_bb): Likewise.
12489 * cfglayout.c (fixup_reorder_chain): Likewise.
12490 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
12491 cfg_layout_can_merge_blocks_p): Likewise.
12492 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
12493 * passes.c (rest_of_compilation): Update comments for calling
12494 optimization that partitions hot/cold basic blocks.
12495 * doc/invoke.texi: Update documentation of
12496 freorder-blocks-and-partition flag.
12498 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
12500 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
12501 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
12503 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
12505 * config/mips/mips.md (any_shift): New code macro.
12506 (optab, insn): New code attributes.
12507 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
12508 Use the standard rather than internal patterns for the MIPS16
12509 double-shift optimization.
12510 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
12511 Redefine using :GPR and any_shift.
12512 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
12513 to cover all three shifts.
12514 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
12515 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
12516 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
12518 2004-08-24 Geoffrey Keating <geoffk@apple.com>
12520 * gimplify.c (lookup_tmp_var): Separate temporaries when not
12523 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12525 PR libstdc++/17005 (fix for HP-UX 11.11)
12526 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
12527 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
12528 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
12529 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
12530 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
12531 (LINK_SPEC): Handle march=1.0 option.
12532 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
12533 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
12534 (SUBTARGET_OPTIONS): New define.
12535 (LINK_SPEC): Handle march=1.0 option.
12536 (STARTFILE_SPEC): New define.
12537 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
12538 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
12539 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
12540 (SUBTARGET_OPTIONS): New define.
12541 (LINK_SPEC): Handle march=1.0 option.
12542 (STARTFILE_SPEC): New define.
12543 * config/pa/pa.c (override_options): Add code to process -munix= option.
12544 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
12545 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
12547 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
12548 (SUBTARGET_OPTIONS): Provide default define.
12549 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
12550 STANDARD_STARTFILE_PREFIX_2): New defines.
12551 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
12552 (ENDFILE_SPEC): Use %O.
12553 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
12554 Mention issue caused by changing namespace and runtime to UNIX 95/98.
12555 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
12556 Document -munix=std option.
12558 2004-08-25 Steven Bosscher <stevenb@suse.de>
12560 * cse.c (cse_around_loop, cse_check_loop_start,
12561 cse_set_around_loop): Remove.
12562 (cse_basic_block): Remove the around_loop argument.
12563 (cse_end_of_basic_block): Remove the after_loop argument.
12564 (cse_main): Likewise.
12565 * rtl.h (cse_main): Update prototype.
12566 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
12567 rest_of_handle_gcse): Update cse_main calls.
12569 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
12571 * tree.h (build_int_cst): New, sign extended constant.
12572 (build_int_cstu): New, zero extended constant.
12573 (build_int_cst_wide): Renamed from build_int_cst.
12574 * tree.c (build_int_cst, build_int_cstu): New.
12575 (build_int_cst_wide): Renamed from build_int_cst.
12576 (make_vector_type, build_common_tree_nodes,
12577 build_common_tree_nodes_2): Adjust build_int_cst calls.
12578 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
12579 expand_builtin_strpbrk, expand_builtin_fputs,
12580 build_string_literal, expand_builtin_printf,
12581 expand_builtin_sprintf, fold_builtin_classify_type,
12582 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
12583 fold_builtin_toascii, fold_builtin_isdigit,
12584 simplify_builtin_strstr, simplify_builtin_strpbrk,
12585 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
12586 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
12587 DEF_ATTR_INT): Likewise.
12588 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
12590 * c-lex.c (interpret_integer, lex_charconst): Likewise.
12591 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
12592 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12593 * c-typeck.c (really_start_incremental_init, push_init_level,
12594 set_nonincremental_init_from_string): Likewise.
12595 * calls.c (load_register_parameters): Likewise.
12596 convert.c (convert_to_pointer): Likewise.
12597 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
12598 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
12599 build_gcov_info): Likewise.
12600 * except.c (init_eh, assign_filter_values): Likewise.
12601 * expmed.c (store_fixed_bit_field, extract_bit_field,
12602 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
12603 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
12604 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
12605 * expr.c (convert_move, emit_group_load, emit_group_store,
12606 expand_assignment, store_constructor, store_field,
12607 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
12608 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
12609 invert_truthvalue, optimize_bit_field_compare,
12610 decode_field_reference, all_ones_mask_p, constant_boolean_node,
12611 fold_div_compare, fold, fold_read_from_constant_string,
12612 fold_negate_const, fold_abs_const, fold_not_const, round_up,
12613 round_down): Likewise.
12614 * function.c (assign_parm_setup_block): Likewise.
12615 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
12617 * stor-layout.c (layout_type, initialize_sizetypes,
12618 set_min_and_max_values_for_integral_type): Likewise.
12619 * tree-chrec.c (chrec_fold_multiply_poly_poly,
12620 reset_evolution_in_loop): Likewise.
12621 * tree-chrec.h (build_polynomial_chrec): Likewise.
12622 * tree-complex.c (build_replicated_const): Likewise.
12623 * tree-eh.c (honor_protect_cleanup_actions,
12624 lower_try_finally_onedest, lower_try_finally_copy,
12625 lower_try_finally_switch): Likewise.
12626 * tree-mudflap.c (mf_build_string, mx_register_decls,
12627 mudflap_register_call, mudflap_enqueue_constant): Likewise.
12628 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
12629 * tree-pretty-print.c (dump_generic_node): Likewise.
12630 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
12632 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
12633 * tree-ssa-loop-niter.c (number_of_iterations_cond,
12634 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
12636 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
12637 canonicalize_loop_induction_variables): Likewise.
12638 * tree-vectorizer.c (vect_create_index_for_array_ref,
12639 vect_transform_loop_bound, vect_compute_data_ref_alignment):
12642 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
12643 alpha_gimplify_va_arg_1): Likewise.
12644 * config/arm/arm.c (arm_get_cookie_size): Likewise.
12645 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
12646 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
12647 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
12648 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
12649 mips_gimplify_va_arg_expr): Likewise.
12650 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
12651 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
12652 add_compiler_branch_island): Likewise.
12653 * config/s390/s390.c (s390_va_start): Likewise.
12654 * config/sh/sh.c (sh_va_start): Likewise.
12655 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
12657 * config/xtensa/xtensa.c (xtensa_va_start,
12658 xtensa_gimplify_va_arg_expr): Likewise.
12660 * objc/objc-act.c (build_objc_string_object,
12661 build_objc_symtab_template, init_def_list, init_objc_symtab,
12662 init_module_descriptor, generate_static_references,
12663 build_selector_translation_table, get_proto_encoding,
12664 build_typed_selector_reference, build_selector_reference,
12665 build_next_objc_exception_stuff,
12666 build_method_prototype_list_template, generate_descriptor_table,
12667 generate_protocols, build_protocol_initializer,
12668 build_ivar_list_template, build_method_list_template,
12669 build_ivar_list_initializer, generate_ivars_list,
12670 generate_dispatch_table, generate_protocol_list,
12671 build_category_initializer, build_shared_structure_initializer,
12672 generate_shared_structures, handle_impent,
12673 generate_objc_image_info): Likewise.
12675 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
12677 * cfglayout.c (duplicate_insn_chain): Remove references to
12678 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
12679 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
12680 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
12681 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
12682 and NOTE_INSN_LOOP_CONT.
12683 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
12684 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
12685 and NOTE_INSN_LOOP_CONT.
12686 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
12687 check_dbra_loop, loop_dump_aux): Remove references to removed notes
12689 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
12690 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
12691 references to removed notes and fields.
12692 (subtract_reg_term, ujump_to_loop_cont): Remove.
12694 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
12696 * doc/install.texi: Document that libcpp does not require
12697 Automake any longer. Document that Automake 1.9.1 should
12700 2004-08-25 Zack Weinberg <zack@codesourcery.com>
12702 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
12703 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
12704 DWARF_DEBUGGING_INFO from choice-of-definition chain;
12705 restructure using C89 features (#elif, #error).
12706 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
12707 * config/sh/sh.h: Remove references to DWARF_DEBUG.
12708 * doc/invoke.texi: Remove references to DWARF version 1;
12709 clarify why -gdwarf-2<n> doesn't work.
12711 2004-08-25 Zack Weinberg <zack@codesourcery.com>
12713 * basic-block.h (BB_SET_PARTITION): Clear old value first.
12714 * cfg.c (clear_bb_flags): Don't clear partition setting.
12715 * ifcvt.c (find_if_case_1): Remove ??? comment.
12717 2004-08-25 Alan Modra <amodra@bigpond.net.au>
12720 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
12721 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12722 current_function_stdarg in place of sysv_varargs_p.
12723 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
12726 2004-08-24 Richard Henderson <rth@redhat.com>
12729 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
12730 random codes within CONST.
12732 2004-08-24 James E Wilson <wilson@specifixinc.com>
12734 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
12735 -freorder-blocks-and-partition.
12737 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12739 PR middle-end/17044
12740 * tree-ssa-threadupdate.c (redirection_data): Make static.
12741 (thread_block): Use ggc_alloc_cleared to allocate struct
12742 redirection_data. Don't free elements in redirection_data.
12744 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12746 * config/mips/predicates.md (small_data_pattern): Match prefetches.
12748 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12750 PR tree-optimization/17016
12751 * tree-ssa-loop-niter.c (number_of_iterations_cond,
12752 number_of_iterations_exit): Use POINTER_TYPE_P instead
12753 of testing for POINTER_TYPE.
12755 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12757 * tree-ssa-loop-ivcanon.c: New file.
12758 * tree-ssa-loop-manip.c (create_iv): New function.
12759 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
12760 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
12761 * cfgloop.c (mark_single_exit_loops): New function.
12762 (verify_loop_structure): Verify single-exit loops.
12763 * cfgloop.h (struct loop): Add single_exit field.
12764 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
12765 (mark_single_exit_loops): Declare.
12766 (tree_num_loop_insns): Declare.
12767 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
12768 (duplicate_loop_to_header_edge): Use it.
12769 * common.opt (fivcanon): New flag.
12770 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
12771 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
12772 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
12773 (bsi_insert_on_edge_immediate): New function.
12774 * tree-flow.h (bsi_insert_on_edge_immediate,
12775 canonicalize_induction_variables, tree_unroll_loops_completely,
12776 create_iv): Declare.
12777 * tree-optimize.c (init_tree_optimization_passes): Add
12778 pass_iv_canon and pass_complete_unroll.
12779 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
12780 * tree-scalar-evolution.c (get_loop_exit_condition,
12781 get_exit_conditions_rec, number_of_iterations_in_loop,
12782 scev_initialize): Use single_exit information.
12783 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
12784 missing assumptions.
12785 (loop_niter_by_eval): Return number of iterations as unsigned
12787 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
12788 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
12789 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
12791 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
12792 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
12793 the defining statement is ready.
12794 * tree-vectorizer.c (vect_create_iv_simple): Removed.
12795 (vect_create_index_for_array_ref, vect_transform_loop_bound):
12797 (vect_transform_loop_bound): Use single_exit information.
12798 (vect_analyze_loop_form): Cleanup bogus tests.
12799 (vectorize_loops): Do not call flow_loop_scan.
12800 * tree.h (may_negate_without_overflow_p): Declare.
12801 * fold-const.c (may_negate_without_overflow_p): Split out from ...
12802 (negate_expr_p): ... this function.
12803 (tree_expr_nonzero_p): Handle overflowed constants correctly.
12804 * doc/invoke.texi (-fivcanon): Document.
12805 * doc/passes.texi: Document canonical induction variable creation.
12807 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12809 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
12810 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
12811 using the mode of the operand to decide between them.
12812 * config/mips/mips.md (MOVECC): New mode macro.
12813 (ccreg): New mode attribute.
12814 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
12815 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
12816 (mov[sd]icc): Redefine using :GPR.
12818 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12820 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
12821 (mips_prefetch_cookie): New function.
12822 * config/mips/mips.c (print_operand_address): Fix handling of
12824 (mips_emit_prefetch): Delete.
12825 (mips_prefetch_cookie): New function.
12826 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
12827 mode of QImode for the address_operand. Use mips_prefetch_cookie
12828 to calculate the first "pref" operand.
12829 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
12830 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
12832 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
12834 * arm.md: Include predicates.md.
12835 * predicates.md: New file.
12836 * arm.c (s_register_operand, arm_hard_register_operand)
12837 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
12838 (arm_immediate_operand, arm_neg_immediate_operand)
12839 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
12840 (arm_add_operand, arm_addimm_operand, arm_not_operand)
12841 (offsettable_memory_operand, alignable_memory_operand)
12842 (arm_reload_memory_operand, arm_float_rhs_operand)
12843 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
12844 (index_operand, shiftable_operator, logical_binary_operator)
12845 (shift_operator, equality_operator, arm_comparison_operator)
12846 (minmax_operator, cc_register, dominant_cc_register)
12847 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
12848 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
12849 (const_shift_operand, load_multiple_operation)
12850 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
12851 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
12852 (cirrus_register_operand, cirrus_fp_register)
12853 (cirrus_shift_const): Delete, replaced with equivalents in
12855 (shift_op): Handle ROTATE.
12856 * arm-protos.h: Delete declarations for above.
12857 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
12858 * t-arm (MD_INCLUDES): Add predicates.md.
12859 (s-preds): Depends on MD_INCLUDES.
12861 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12863 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
12864 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
12865 patterns. Redefine using :GPR. Give the match_operator a mode.
12866 Use '%2' rather than '%z2' for operand 2.
12868 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12870 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
12873 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12875 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
12876 of internal patterns.
12877 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
12879 (tablejump): Use expand_binop to calculate address. Adjust names
12880 of internal patterns.
12881 (tablejump[sd]i): Renamed from tablejump_internal[12].
12883 (tablejump_mips16[12]): Delete.
12885 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12887 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
12888 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
12889 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
12890 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
12891 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
12893 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
12895 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
12896 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
12898 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
12899 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
12900 (*branch_equality[sd]i_inverted): Likewise
12901 branch_equality{,_di}_inverted.
12902 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
12903 Redefine using :GPR.
12905 2004-08-24 Zack Weinberg <zack@codesourcery.com>
12907 * rtl.def: Reorganize, placing all codes used only in machine
12908 descriptions at the end.
12910 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
12911 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
12912 rtx_name, rtx_format arrays by direct reference to rtl.def,
12913 first undefining GENERATOR_FILE. Define enum insn_note and
12914 note_insn_name array by direct reference to insn-notes.def.
12915 (adjust_field_rtx_def): Remove local definition of rtx_name.
12916 Use symbolic names for insn notes.
12917 * Makefile.in (gengtype.o): Update dependencies.
12919 2004-08-24 Zack Weinberg <zack@codesourcery.com>
12921 * basic-block.h (struct basic_block_def): Reorder fields to
12922 eliminate interior padding. Remove 'partition' field.
12923 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
12924 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
12925 (BB_COPY_PARTITION): New macros.
12926 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
12927 Replace all references to the 'partition' field of a basic
12928 block with new macros.
12930 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
12931 * final.c (final_scan_insn): Don't handle it.
12932 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
12933 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
12934 * sched-rgn.c (sched_is_disabled_for_current_region_p):
12935 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
12937 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
12939 * c-decl.c (c_init_decl_processing): Adjust
12940 build_common_tree_nodes call.
12941 * expmed.c (const_mult_add_overflow_p): Use
12942 build_distinct_type_copy.
12943 * stor-layout.c (early_type_list): Remove.
12944 (layout_type): Don't append to early_type_list.
12945 (initialize_sizetypes): Add signed_p argument.
12946 (set_sizetype): Overwrite the stub type nodes directly.
12947 * tree.c (copy_node_stat): Clear a type's value cache here ...
12948 (build_distinct_type): ... not here.
12949 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
12950 * tree.h (initialize_sizetypes): Add signed_p argument.
12951 (build_common_tree_nodes): Likewise.
12953 * objc/objc-act.c (get_static_reference): Use
12954 build_variant_type_copy.
12955 (get_protocol_reference): Likewise.
12956 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
12958 2004-08-24 Richard Henderson <rth@redhat.com>
12959 Andrew Pinski <apinski@apple.com>
12961 * gimplify.c (gimplify_array_ref_to_plus): Delete.
12962 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
12965 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
12966 ARRAY_REF also to get to the STRING_CST.
12968 2004-08-24 Paul Brook <paul@codesourcery.com>
12970 * config/arm/arm.c (arm_override_options): Update error message.
12971 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
12972 TARGET_HARD_FLOAT_ABI.
12973 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
12974 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
12976 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12979 * config/m32r.md (movsi_sda): Add SI mode specification to
12982 2004-08-24 Nick Clifton <nickc@redhat.com>
12984 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
12985 of seth_add3_operand.
12987 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
12989 * Makefile.in (PROTO_OBJS): Add errors.o.
12990 * protoize.c (fancy_abort): Remove.
12991 * mips-tfile.c (fancy_abort): Add parameters.
12993 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
12995 * doc/trouble.texi (C++ misunderstandings): Fix example code.
12997 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
12999 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
13000 (host-default.o): Add dependency on HOOKS_H.
13001 * config/x-linux: Likewise.
13002 * config/x-solaris: Likewise.
13003 * config/i386/x-mingw32: Likewise.
13004 * config/rs6000/x-darwin: Likewise.
13006 2004-08-23 James E Wilson <wilson@specifixinc.com>
13008 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
13011 2004-08-23 Mark Mitchell <mark@codesourcery.com>
13014 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
13016 2004-08-23 Diego Novillo <dnovillo@redhat.com>
13018 * cfg.c (check_bb_profile): Fix typos.
13019 * function.c (assign_parm_is_stack_parm): Likewise.
13020 * tree-nested.c: Likewise.
13022 2004-08-23 Daniel Jacobowitz <dan@debian.org>
13024 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
13026 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
13028 2004-08-23 Eric Christopher <echristo@redhat.com>
13030 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
13031 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
13032 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
13034 * hooks.h: Include machmode.h.
13035 (hook_bool_mode_false): Declare.
13036 * hooks.c (hook_bool_mode_false): Define.
13037 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
13038 * stor-layout.c (layout_type): Ditto.
13039 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
13040 Define to target macro.
13041 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
13042 * config/arm/arm.c: Ditto. Use.
13043 * config/arm/arm.h: Ditto.
13044 * config/arm/arm-protos.h: Ditto.
13045 * config/i386/i386.c: Ditto.
13046 * config/i386/i386.h: Ditto.
13047 * config/rs6000/rs6000.c: Ditto.
13048 * config/rs6000/rs6000.h: Ditto.
13049 * config/sh/sh.c: Ditto.
13050 * config/sh/sh.h: Ditto.
13051 * config/sh/sh-protos.h: Ditto.
13052 * config/sh/sh.md: Use.
13053 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
13054 to TARGET_VECTOR_MODE_SUPPORTED_P.
13056 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
13058 * Makefile.in (BUILD_ERRORS): Set to build-errors.
13059 (errors.o): New target for host.
13060 (build-errors.o): New target for build.
13061 (genobjs): Replace errors.o with build-errors.
13062 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
13063 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
13064 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
13065 (fix-header.o): Add errors.h
13066 * collect2.c (fancy_abort): Add parameters.
13067 * collect2.h (fancy_abort): Don't declare.
13068 * errors.h (fancy_abort): Don't declare.
13069 * errors.c: Include either bconfig.h or config.h.
13070 (fancy_abort): Trim filename.
13071 * fix-header.c (v_fatal, fatal): Remove.
13072 (progname): Remove definition.
13073 (main): Set progname here.
13074 * gcc.c (fancy_abort): Add parameters.
13075 * gcc.h (fancy_abort): Remove declaration.
13076 * gcov.c (fancy_abort): Remove.
13077 * rtl.h (fancy_abort): Don't declare.
13078 (abort): Don't define.
13079 * tree.h (fancy_abort): Don't declare.
13080 (abort): Don't define.
13081 * system.h (fancy_abort): Declare.
13082 (abort): Define to fancy_abort.
13083 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
13085 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
13086 (usize_type, ubitsizetype): Remove.
13087 * stor-layout.c (set_sizetype): Don't initialize usizetype,
13089 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
13091 * tree.h (build_distinct_type_copy): New.
13092 (build_type_copy): ... here. Rename to ...
13093 (build_variant_type_copy): ... here.
13094 * tree.c (build_qualified_type): Rename build_type_copy call.
13095 (build_distinct_type_copy): New, broken out of ...
13096 (build_type_copy): ... here. Rename to ...
13097 (build_variant_type_copy): ... here. Use
13098 build_distinct_type_copy.
13099 (build_common_tree_nodes_2): Rename build_type_copy call.
13100 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
13102 (handle_packed_attribute, handle_unused_attribute,
13103 handle_transparanet_union_attribute, handle_aligned_attribute,
13104 handle_deprecated_attribute): Likewise.
13105 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
13107 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
13108 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
13109 build_distinct_type_copy.
13111 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13113 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
13116 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13118 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
13120 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
13121 formerly unnamed patterns. Redefine using :P for the address. Remove
13122 explicit length attributes.
13124 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13126 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
13128 (single_reachable_address): Use them.
13129 (schedule_sm): Add dump.
13130 (is_call_clobbered_ref): New function.
13131 (determine_lsm_reg): Check whether the reference is call clobbered.
13132 Only work for gimple_reg_type values.
13134 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13136 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
13137 $31 store insns. Redefine using :GPR.
13139 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13141 * config/mips/mips.md (P): New mode macro.
13142 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
13143 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
13144 Add mode attributes.
13146 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13148 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
13149 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
13150 later constants to cover the gap.
13151 (load, store): New mode attributes.
13152 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
13153 Use new unspec constants.
13155 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13157 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
13158 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
13159 to use register_operand rather than uns_arith_operand as the predicate
13160 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
13161 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
13162 Redefine using :GPR. Make same predicate change here. Extend the
13163 commutativity of operands 1 and 2 from the SImode version to the
13165 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
13166 but with no predicate changes.
13167 (*nor[sd]i3): Redefine using :GPR.
13169 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13171 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
13172 noreturn functions.
13174 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13176 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
13177 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
13178 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
13179 rather than "%z2" (with a fake const0_rtx for operand 2).
13180 (ffs[sd]i2): Redefine using :GPR.
13181 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
13183 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13185 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
13187 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13189 * config/mips/mips.md (any_extend): New code macro.
13190 (u, su): New code attributes.
13191 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
13192 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
13193 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
13194 (*{s,u}mul_acc_di): Redefine using any_extend.
13195 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
13196 to reflect real insn names.
13197 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
13198 with an any_extend template.
13199 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
13202 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13204 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
13205 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
13206 (mul[sd]i3_r4000): Redefine using :GPR.
13207 (mulsi3_mult3): Don't check TARGET_MAD separately.
13208 (muldi3_mult3): Moved after mulsi_mult3.
13210 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13212 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
13213 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
13214 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
13215 (TARGET_GAS, TARGET_MIPS_AS): Delete.
13216 (TARGET_GPWORD): Define to true for n32 on IRIX.
13217 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
13218 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
13219 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
13220 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
13221 (MDEBUG_ASM_SPEC): Delete, folding into...
13222 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
13223 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
13224 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
13225 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
13226 to define asm_abi_default_spec.
13227 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
13228 (TARGET_ASM_SELECT_SECTION): Delete.
13229 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
13230 for non-mips16 code, removing previous workaround for SGI assemblers.
13231 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
13232 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
13233 (override_options): Remove !TARGET_GAS and !have_named_sections code.
13234 (print_operand): Fold TARGET_GAS conditionals into asm strings.
13235 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
13236 ASM_STABS_OP and ASM_STABN_OP.
13237 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
13238 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
13239 (mips_output_function_prologue): Remove !TARGET_GAS code.
13240 (mips_select_rtx_section): Remove !have_named_sections code.
13241 (mips_select_section): Delete.
13242 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
13243 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
13244 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
13245 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
13246 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
13247 * config/mips/windiss.h (ASM_SPEC): Likewise.
13249 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13251 * read-rtl.c (map_value, mapping, macro_group): New structures.
13252 (BELLWETHER_CODE): New macro.
13253 (modes, codes, bellwether_codes): New variables.
13254 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
13255 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
13256 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
13257 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
13258 (add_map_value, initialize_macros): New functions.
13259 (def_hash, def_hash_eq_p): Generalize to anything that points to,
13260 or starts with, a char * field.
13261 (find_macro, read_mapping, check_code_macro): New functions.
13262 (read_rtx_1): New, split out from read_rtx. Handle the new
13263 define_{mode,code}_{macro,attr} constructs. Use find_macro
13264 to parse the name of a code or mode. Use BELLWETHER_CODE to
13265 extract the format and to choose a suitable code for rtx_alloc.
13266 Modify recursive invocations to use read_rtx_1.
13267 (read_rtx): Call initialize_macros. Apply code and mode macros
13268 to the rtx returned by read_rtx_1. Cache everything after the
13269 first macro expansion for subsequent read_rtx calls.
13270 * doc/md.texi: Document new .md constructs.
13271 * config/mips/mips.md (GPR): New mode macro.
13272 (d, si8_di5): New mode attributes.
13273 (any_cond): New code macro.
13274 (add[sd]i3): Redefine using :GPR.
13275 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
13276 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
13277 previously unnamed MIPS16 patterns.
13278 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
13279 lines. Don't match (plus (const_int 0) ...).
13280 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
13281 Use a define_split to generate the addition.
13282 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
13283 (subsi3_internal): Delete.
13284 (*subsi3_extended): Renamed from subsi3_internal_2.
13285 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
13286 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
13287 using an any_cond template.
13289 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13291 * read-rtl.c (read_rtx): Tidy use of format_ptr.
13293 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
13295 * read-rtl.c (string_obstack): New file-scope variable.
13296 (read_string, read_quoted_string, read_braced_string)
13297 (read_escape): Remove obstack parameter and use string_obstack instead.
13298 (read_rtx): Remove function-local rtl_obstack and initialize
13299 string_obstack instead. Update call to read_string.
13301 2004-08-22 Andrew Pinski <apinski@apple.com>
13304 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
13305 expression is not constant.
13306 (c_finish_return): Do not go through INDIRECT_REF when looking
13307 for the inner expression of an ADDR_EXPR for warning about.
13309 2004-08-22 Richard Henderson <rth@redhat.com>
13312 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
13313 create new blocks and fall through.
13314 (expand_gimple_basic_block): Update to match.
13316 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
13318 * reload.c (find_reloads_address): Make return value tri-state.
13319 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
13320 (find_reloads): Assume that reloaded addresses match 'o' or
13321 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
13322 returned 1 (not -1). Omit optional reloads for address operands
13323 only if find_reloads_address returned 1 (not -1).
13325 * config/s390/s390.c (legitimize_reload_address): New function.
13326 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
13327 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
13328 legitimize_reload_address.
13330 2004-08-22 Richard Hendersion <rth@redhat.com>
13332 * tree.h (SAVE_EXPR_RESOLVED_P): New.
13333 * gimplify.c (gimplify_save_expr): Use it.
13334 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
13335 on the temporary variable.
13337 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
13339 * fold-const.c (rtl_expr_nonnegative_p): Delete.
13340 * tree.h (rtl_expr_nonnegative_p): Remove.
13342 2004-08-22 Steven Bosscher <stevenb@suse.de>
13344 * config/i386/ppro.md (ppro_complex_insn): Add missing check
13345 for cpu==pentiumpro.
13347 * combine.c (struct reg_stat): Fix comment typo.
13349 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
13351 * c-tree.h (c_sizeof_nowarn): Remove.
13353 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
13355 * c-decl.c (set_array_declarator_type): Rename to
13356 set_array_declarator_inner.
13357 (build_c_parm, build_attrs_declarator, build_function_declarator):
13359 (make_pointer_declarator): Call build_attrs_declarator.
13360 * c-tree.h (set_array_declarator_type): Rename to
13361 set_array_declarator_inner.
13362 (build_c_parm, build_attrs_declarator, build_function_declarator):
13364 * c-parse.in (after_type_declarator,
13365 parm_declarator_starttypename, parm_declarator_nostarttypename,
13366 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
13367 firstparm): Use these functions
13369 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
13371 * c-decl.c (build_array_declarator, set_array_declarator_type,
13372 start_decl, grokdeclarator, grokparms): Change boolean parameters
13374 * c-tree.h (build_array_declarator, set_array_declarator_type,
13375 start_decl): Update prototypes.
13376 * c-decl.c, c-parse.in: All callers changed.
13378 2004-08-21 Mike Stump <mrs@apple.com>
13380 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
13381 (darwin_fix_and_continue): Likewise.
13382 (darwin_fix_and_continue_switch): Likewise.
13383 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
13384 (darwin_fix_and_continue): Likewise.
13385 (darwin_fix_and_continue_switch): Likewise.
13387 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
13390 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
13391 Remove, merging into ...
13392 (gen_stdcall_or_fastcall_suffix): New function, returning tree
13393 rather than const char*, and accepting additional parameter.
13394 Don't add suffix to '*'-prefixed symbols or variadic functions.
13395 (i386_pe_encode_section_info): Adjust for call to new function.
13396 Call change_decl_assembler_name.
13398 2004-08-20 Mike Stump <mrs@apple.com>
13400 * config/darwin.c (machopic_indirect_data_reference): Mark
13402 * config/386/386.c (darwin_local_data_pic): Add.
13403 (legitimate_constant_p): Reorder so that PLUS handling runs
13404 before darwin_local_data_pic to match the ordering in
13405 legitimate_pic_address_disp_p and so that MINUS runs after
13406 darwin_local_data_pic as otherwise the darwin_local_data_pic
13407 logic can be skipped, which would be very bad.
13408 (legitimate_pic_address_disp_p): Move from from here to
13409 darwin_local_data_pic so it can be reused.
13411 2004-08-21 Alan Modra <amodra@bigpond.net.au>
13413 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
13414 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
13415 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
13416 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
13417 (RS6000_ABI_NAME): Define as "linux".
13418 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
13419 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
13420 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
13421 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
13422 * config/rs6000/rs6000.c (dot_symbols): New global var.
13423 (rs6000_output_function_entry): New function, modified for
13425 (print_operand <case 'z'>): ..extracted from here.
13426 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
13427 (rs6000_output_function_epilogue): Likewise.
13428 (rs6000_elf_declare_function_name): Likewise.
13429 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
13430 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
13431 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
13432 * configure: Regenerate.
13433 * config.in: Regenerate.
13435 2004-08-20 Mark Mitchell <mark@codesourcery.com>
13437 * reload.c (find_reloads_address): Fix thinko in previous change.
13439 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
13442 2004-08-20 Jakub Jelinek <jakub@redhat.com>
13444 PR rtl-optimization/17099
13445 * combine.c (force_to_mode): Check if inner_mask has any bits set
13446 outside of GET_MODE (x) instead of op_mode.
13448 2004-08-20 Mark Mitchell <mark@codesourcery.com>
13450 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
13452 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
13453 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
13454 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
13456 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
13458 * config/arm/t-symbian: New file.
13460 2004-08-20 Andrew Pinski <apinski@apple.com>
13462 * regrename.c (kill_value_regno): ANSIfy.
13464 2004-08-20 Dale Johannesen <dalej@apple.com>
13466 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
13468 2004-08-20 Daniel Jacobowitz <dan@debian.org>
13470 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
13471 (kill_value_regno): New function, derived from kill_value.
13472 (kill_value): Update.
13473 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
13475 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
13477 Fix PR tree-optimization/17111
13478 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
13479 of non-value_handles.
13480 (bitmap_set_contains): All constants are in every set.
13482 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
13484 * fold-const.c (round_up, round_down): Use build_int_cst.
13485 Optimize common case.
13487 2004-08-20 Zack Weinberg <zack@codesourcery.com>
13488 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13490 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
13491 one_only_data_section): Rename to som_readonly_data_section,
13492 som_one_only_readonly_data_section and som_one_only_data_section.
13493 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
13494 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
13495 conditional defines.
13496 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
13497 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
13499 (pa_select_section): Use renamed section functions.
13500 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
13501 SOM_READONLY_DATA_SECTION_FUNCTION,
13502 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
13503 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
13505 * config/pa/som.h: ... not here.
13506 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
13507 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
13508 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
13509 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
13510 (READONLY_DATA_SECTION): Use som_readonly_data_section.
13512 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
13514 * fold-const.c (int_const_binop): Don't generate non-overflowing
13515 size-types specially.
13516 (fold_convert_const): Likewise.
13518 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
13519 clear cache on copied sizetype.
13521 2004-08-20 Ben Elliston <bje@au.ibm.com>
13523 * configure.ac: Don't escape apostrophe in --enable-coverage help.
13524 * configure: Regenerate.
13526 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
13529 * gcc.c (struct stat input_stat): Don't define if
13530 HOST_LACKS_INODE_NUMBERS
13531 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
13532 than stat to determine if temp file is same as input file.
13533 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
13534 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
13536 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
13538 * configure.ac (mips*-*-*): Print an error if not using GAS.
13539 * configure: Regenerated.
13540 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
13541 comments about buggy MIPSpro assemblers.
13542 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
13543 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
13544 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
13545 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
13546 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
13547 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
13548 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
13549 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
13550 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
13551 of more general IRIX 6 definitions.
13552 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
13553 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
13554 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
13555 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
13556 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
13557 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
13558 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
13559 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
13560 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
13561 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
13562 (LINK_SPEC): Move most of definition to iris.h.
13563 (SUBTARGET_LINK_SPEC): New macro.
13564 (IRIX_STARTFILE_SPEC): Fold into...
13565 (STARTFILE_SPEC): ...here.
13566 (IRIX_ENDFILE_SPEC): Fold into...
13567 (ENDFILE_SPEC): ...here.
13568 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
13569 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
13570 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
13571 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
13572 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
13573 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
13574 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
13575 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
13576 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
13577 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
13578 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
13579 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
13580 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
13581 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
13582 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
13583 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
13584 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
13585 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
13586 (TARGET_IRIX6): Define to 1.
13587 (DRIVER_SELF_SPECS): Define.
13588 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
13589 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
13590 (SUBTARGET_LINK_SPEC): New macro.
13591 (IRIX_STARTFILE_SPEC): Fold into...
13592 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
13593 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
13594 (LIB_SPEC, LIBGCC_SPEC): Use them.
13595 (LIB_SPEC): Remove !mabi=* case.
13596 (IRIX_ENDFILE_SPEC): Fold into...
13597 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
13598 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
13599 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
13600 (TARGET_IRIX6): New macro.
13601 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
13602 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
13603 (LABEL_AFTER_LOC): Delete.
13604 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
13605 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
13606 (mips_build_builtin_va_list): Check TARGET_IRIX6.
13607 (override_options): Remove TARGET_SGI_O32_AS-related code.
13608 (irix_output_external_libcall): Make static.
13609 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
13611 (mips_file_start): Tidy guard for ABI sections. Remove use of
13612 ABICALLS_ASM_OP; use .abicalls instead.
13613 (mips_output_aligned_decl_common, mips_declare_object_name)
13614 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
13615 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
13616 .globl foo .text directives.
13617 (irix_asm_named_section_1, irix_asm_named_section)
13618 (irix_section_align_entry, irix_section_align_htab)
13619 (irix_orig_asm_out_file, irix_section_align_entry_eq)
13620 (irix_section_align_entry_hash, irix_asm_output_align)
13621 (irix_file_start, irix_section_align_1, copy_file_data)
13622 (irix_file_end, irix_section_type_flags): Delete.
13623 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
13624 Use standard section syntax. Remove protective "jr $31".
13625 (__gcc_fini): Likewise .gcc_fini.
13626 * config/mips/irix-crtn.asm: Adjust sections accordingly.
13627 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
13629 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
13631 (EXTRA_MULTILIB_PARTS): Define.
13632 * config/mips/t-iris6: Remove bogus comment.
13633 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
13634 * config/mips/iris5gas.h, config/mips/iris5gld.h,
13635 config/mips/iris6gas.h, config/mips/iris6gld.h,
13636 config/mips/t-iris5-as, config/mips/t-iris5-gas
13637 config/mips/t-irix-gld: Delete.
13638 * config/mips/iris.h: New file.
13639 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
13641 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
13643 * postreload.c (reload_cse_move2add): Allow any condjump, but check
13644 that the implicit set isn't clobbered in the jump insn.
13646 2004-08-19 Mark Mitchell <mark@codesourcery.com>
13648 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
13649 * optabs.c (init_optabs): Don't check it.
13650 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
13651 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
13653 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
13655 * config/s390/s390.md (s390_warn_framesize_string)
13656 (s390_warn_dynamic_string, s390_stack_size_string)
13657 (s390_stack_guard_string): New global string variables.
13658 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
13659 (s390_stack_guard): New global variables.
13660 (override_options): Added checks for the new options.
13661 (s390_emit_prologue): Emit stack check and trap code and perform
13662 compile time stack size checking.
13664 * config/s390/s390.h (TARGET_OPTIONS): Added new options
13665 "warn-framesize", "warn-dynamicstack", "stack-size" and
13668 * doc/invoke.texi: Added documentation for the new options.
13670 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
13672 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
13673 to eliminate warning.
13674 (linear_search_fdes): Declare p as unsigned.
13675 (binary_search_mixed_encoding_fdes): Likewise.
13676 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
13677 to eliminate warning.
13678 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
13681 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
13683 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
13684 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
13685 instead of one. Check for strictly legitimate address.
13686 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
13687 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
13689 2004-08-19 Eric Christopher <echristo@redhat.com>
13691 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
13692 * langhooks.h (unsave_expr_now): Ditto.
13693 * tree.h (unsave_expr_1): Remove prototype.
13694 (lhd_unsave_expr_now): Rename to unsave_expr_now.
13695 * tree-inline.c (unsave_expr_1): Move here
13696 from tree.c. Make static.
13697 (unsave_expr_now): Rename from lhd_unsave_expr_now.
13698 * tree-sra.c: Fix up for rename.
13699 * tree-ssa-copy.c: Ditto.
13700 * tree-eh.c: Ditto.
13701 * tree.c (unsave_expr_1): Move to tree-inline.c.
13703 2004-08-19 Caroline Tice <ctice@apple.com>
13705 * config/i386/cygming.h (switch_to_section): Fix typo (change
13706 in_unlikely_text_section to in_unlikely_executed_text).
13708 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
13710 * vec.h (VEC_lower_bound): New macro.
13712 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
13715 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
13716 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
13717 treat each ABI separately. Deal with n32/n64 complex float arguments.
13718 (function_arg): Add associated complex handling here.
13720 2004-08-19 Richard Henderson <rth@redhat.com>
13722 * config/arm/arm.c (arm_gen_load_multiple): Use
13723 adjust_automodify_address. Take base memory and offset instead
13724 of unchanging/struct/scalar bits.
13725 (arm_gen_store_multiple): Likewise.
13726 (arm_gen_movmemqi): Use adjust_automodify_address.
13727 * config/arm/arm-protos.h: Update decls.
13728 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
13729 (store_multiple): Similarly.
13731 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
13733 * regclass.c (globalize_reg): Update call_really_used_regs.
13735 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
13737 * doc/invoke.texi (integer-share-limit): Document.
13739 * tree.h (TYPE_CACHED_VALUES_P): New.
13740 (TYPE_CACHED_VALUES): New.
13741 (TYPE_ORIG_SIZE_TYPE): Adjust.
13742 * tree.def (INTEGER_CST): Update documentation.
13743 * tree.c: Inlcude params.h.
13744 (build_int_cst): Cache small values.
13745 (build_type_copy): Do not copy the value cache.
13746 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
13748 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
13749 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
13751 * fold-const.c (force_fit_type): Copy value when setting
13753 (int_const_binop): Likewise.
13754 * stor-layout.c: Include params.h
13755 (set_sizetype): Create values cache.
13756 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
13757 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
13758 * params.h (INTEGER_SHARE_LIMIT): New.
13759 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
13761 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
13763 * gimplify.c (gimplify_minimax_expr): Remove.
13764 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
13766 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
13768 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
13769 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
13771 2004-08-19 Mark Mitchell <mark@codesourcery.com>
13773 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
13775 2004-08-18 Andrew Pinski <apinski@apple.com>
13777 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
13779 2004-08-18 Mark Mitchell <mark@codesourcery.com>
13781 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
13782 (__aeabi_ul2f): Likewise.
13784 2004-08-18 Richard Henderson <rth@redhat.com>
13786 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
13787 move to rtl completely.
13788 (struct meminsnbuf, xtensa_emit_block_move): Remove.
13789 (xtensa_find_mode_for_size): Remove.
13790 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
13791 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
13793 2004-08-18 Richard Henderson <rth@redhat.com>
13795 * config/mcore/mcore.c (mode_from_align): Remove DImode.
13796 (block_move_sequence): Rewrite to use adjust_address.
13797 (mcore_expand_block_move): Cleanup logic. Accept only operands.
13798 Return boolean indicating success/failure.
13799 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
13800 * config/mcore/mcore.md (movmemsi): Update to match.
13802 2004-08-18 Mike Stump <mrs@apple.com>
13804 * doc/invoke.texi (-mfix-and-continue): Add support for
13805 fast turn around debugging.
13806 (-ffix-and-continue): Likewise.
13807 (-mindirect-data): Likewise.
13808 (-findirect-data): Likewise.
13809 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
13810 (indirect_data): Likewise.
13811 (machopic_data_defined_p): Likewise.
13812 (machopic_output_indirection): Likewise.
13813 (darwin_encode_section_info): Likewise.
13814 (darwin_fix_and_continue): Likewise.
13815 (darwin_fix_and_continue_switch): Likewise.
13816 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
13817 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
13818 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
13819 (SUBTARGET_OPTIONS): Likewise.
13820 (darwin_fix_and_continue): Likewise.
13821 (darwin_fix_and_continue_switch): Likewise.
13822 (TARGET_FIX_AND_CONTINUE): Likewise.
13823 * config/rs6000.c (rs6000_emit_prologue): Likewise.
13825 2004-08-19 Steven Bosscher <stevenb@suse.de>
13827 * basic-block.h (struct edge_def): Remove crossing_edge.
13828 (EDGE_CROSSING): New define.
13829 (EDGE_ALL_FLAGS): Update.
13830 * bb-reorder.c (find_traces_1_round, better_edge_p,
13831 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
13832 find_jump_block, fix_crossing_conditional_branches,
13833 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
13834 Replace all occurences of crossing_edge with an edge flag check
13836 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
13837 try_crossjump_bb): Likewise.
13838 * cfglayout.c (fixup_reorder_chain): Likewise.
13839 * cfgrtl.c (force_nonfallthru_and_redirect,
13840 commit_one_edge_insertion): Likewise.
13842 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
13843 * tree-flow.h (compute_dominance_frontiers): Move prototype...
13844 * basic-block.h: ...here.
13845 * tree-cfg.c (compute_dominance_frontiers_1,
13846 compute_dominance_frontiers): Move from here...
13847 * cfganal.c: ...to here. Include timevar.h.
13849 2004-08-18 James E Wilson <wilson@specifixinc.com>
13851 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
13852 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
13854 * config/mips/mips.md (type): Add frdiv.
13855 (divsf3+1, divsf3+2): Change type to frdiv.
13856 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
13857 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
13859 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
13860 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
13861 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
13862 * config/mips/5000.md (r5k_fdiv_single): Likewise.
13863 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
13864 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
13865 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
13866 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
13867 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
13868 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
13870 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
13872 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
13874 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
13875 get regression tester working again.
13877 2004-08-18 Zack Weinberg <zack@codesourcery.com>
13879 * insn-notes.def, reg-notes.def: New files.
13880 * rtl.h: Use them to define enum insn_note and enum reg_note.
13881 * rtl.c: Use them to define note_insn_name and reg_note_name.
13882 * Makefile.in (RTL_BASE_H): Update.
13884 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
13885 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
13887 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
13889 * arm.c (arm_size_rtx_costs): New function.
13890 (arm_override_options): Use it if optimizing for space.
13892 2004-08-18 Richard Henderson <rth@redhat.com>
13894 * emit-rtl.c (gen_const_mem): New.
13895 * rtl.h (gen_const_mem): Declare.
13896 * expr.c (do_tablejump): Use it.
13897 * varasm.c (force_const_mem): Likewise.
13898 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13899 (machopic_legitimize_pic_address): Likewise.
13900 * config/arm/arm.c (legitimize_pic_address): Likewise.
13901 * config/i386/i386.c (legitimize_pic_address): Likewise.
13902 (legitimize_tls_address): Likewise.
13903 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
13904 * config/ia64/ia64.md (load_fptr): Likewise.
13905 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
13906 * config/pa/pa.c (legitimize_pic_address): Likewise.
13907 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
13908 (rs6000_emit_move): Likewise.
13909 * config/s390/s390.c (legitimize_pic_address): Likewise.
13910 (legitimize_tls_address): Likewise.
13911 * config/s390/s390.md (casesi): Likewise.
13912 * config/sh/sh.c (sh_reorg): Likewise.
13913 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
13914 * config/v850/v850.md (casesi): Likewise.
13916 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
13917 * config/sh/sh.c (prepare_move_operands): Remove incorrect
13918 use of MEM_READONLY_P.
13920 2004-08-18 Steven Bosscher <stevenb@suse.de>
13922 * Makefile.in (OBJS-common): Add postreload-gcse.c.
13923 Add new postreload-gcse.o.
13924 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
13925 (lookup_as_function, insert, rehash_using_reg, use_related_value,
13926 equiv_constant): Use SAFE_HASH instead of safe_hash.
13927 (exp_equiv_p): Export. Add for_gcse argument when comparing
13929 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
13930 find_comparison_args, fold_rtx, cse_insn): Update callers.
13931 (hash_rtx): New function derived from old canon_hash and bits
13932 from gcse.c hash_expr_1.
13933 (canon_hash_string): Rename to hash_rtx_string.
13934 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
13935 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
13936 (cselib_lookup): Update this caller.
13937 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
13939 (hash_expr): Call hash_rtx.
13940 (ldst_entry): Likewise.
13941 (expr_equiv_p): Call exp_equiv_p.
13942 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
13943 reg_used_on_edge, reg_set_between_after_reload_p,
13944 reg_used_between_after_reload_p, get_avail_load_store_reg,
13945 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
13946 get_bb_avail_insn, hash_scan_set_after_reload,
13947 compute_hash_table_after_reload,
13948 eliminate_partially_redundant_loads, gcse_after_reload,
13949 get_bb_avail_insn, gcse_after_reload_main): Remove.
13950 * postreload-gcse.c: New file, reincarnating most of the above.
13951 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
13952 (gcse_after_reload_main): Update prototype.
13953 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
13954 * passes.c (rest_of_handle_gcse2): Use it.
13956 2004-08-18 Diego Novillo <dnovillo@redhat.com>
13958 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
13959 (pass_loop_done): Likewise.
13961 2004-08-18 Andrew Pinski <apinski@apple.com>
13963 * config/rs6000/darwin.md: Delete the altivec patterns which are
13964 handled differently now.
13965 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
13966 (macho_correct_pic_di): Likewise.
13967 (call_indirect_nonlocal_darwin64): Likewise.
13968 Delete the save world/saveFP/saveVec patterns.
13970 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
13971 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
13972 * config/rs6000/rs6000.md: Include darwin.md.
13973 (builtin_setjmp_receiver): Add DImode case.
13974 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
13977 2004-08-18 Matt Austern <austern@apple.com>
13979 Dead code stripping
13980 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
13981 * darwin.c (darwin_file_end): Mark file as potentially strippable.
13983 2004-08-18 Richard Henderson <rth@redhat.com>
13985 * alias.c (readonly_fields_p): Remove.
13986 (objects_must_conflict_p): Don't call it.
13987 * tree.h (readonly_fields_p): Remove.
13988 * langhooks.h (struct lang_hooks): Remove honor_readonly.
13989 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
13991 2004-08-18 Diego Novillo <dnovillo@redhat.com>
13993 * tree-dfa.c (add_referenced_var): Only global variables are
13995 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
13996 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
13997 all pointers dereferenced if the statement dereferences them.
13998 (create_name_tags): Do not create memory tags for pointers
13999 that have PT_ANYTHING set.
14000 Also check if PT_VARS is not empty before creating a name tag.
14001 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
14002 variables that share the same alias set with a pointer that
14003 may point anywhere.
14004 (add_may_alias): Add FIXME comment to remove clobbering
14005 aliased variables and tags.
14006 (replace_may_alias): Likewise.
14007 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
14008 (merge_pointed_to_info): If the original variable has not
14009 points-to information, call set_pt_anything.
14010 (add_pointed_to_var): Do not prevent adding a pointed-to
14011 variable if the pointers is PT_ANYTHING.
14012 If the variable is a global, set PT_GLOBAL_MEM.
14013 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
14014 pointer type only come in PTR+OFFSET flavours.
14015 Always call merge_pointed_to_info on PHI arguments that are
14017 (get_nmt_for): Mark call-clobbered tags whose pointer points
14019 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
14021 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
14023 (add_stmt_operand): Abort if the caller tried to add a killing
14024 definition for a memory tag.
14025 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
14026 unnecessary checks.
14028 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
14030 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
14031 from call_used_regs. Update call_really_used_regs.
14032 (CALL_REALLY_USED_REGISTERS): Define.
14033 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
14034 Replace call_used_regs with call_really_used_regs.
14035 (calc_live_regs, sh_media_register_for_return): Likewise.
14036 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
14037 * sh.md (return_media): Likewise.
14039 2004-08-18 Andrew Pinski <apinski@apple.com>
14041 * config/darwin.c (machopic_legitimize_pic_address): Only set
14042 MEM_READONLY_P in the non TARGET_TOC case.
14044 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14046 * rtl.def (NIL): Delete.
14047 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
14048 Tighten the syntax a little.
14050 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
14051 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
14052 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
14053 * config/i386/predicates.md, config/m32r/m32r.h
14054 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
14055 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
14056 * config/sparc/sparc.h, doc/tm.texi:
14057 Replace all occurrences of NIL with UNKNOWN.
14059 2004-08-18 Zack Weinberg <zack@codesourcery.com>
14061 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
14062 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
14063 sequence inline. Move drop_through_label code into this
14064 block, being the only place it is used. Adjust comments.
14066 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
14068 * config/rs6000/altivec.md: Add new patterns for calls to
14069 save_world/rest_world functions.
14071 * config/rs6000/rs6000-protos.h: (save_world_operation,
14072 restore_world_operation) new declarations.
14074 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
14076 (rs6000_stack_info): Set world_save_p field.
14077 (save_world_operation): New function.
14078 (restore_world_operation): New function.
14079 (compute_save_world_info): New function.
14080 (rs6000_stack_info): Call compute_save_world_info.
14081 (rs6000_emit_prologue): Check for world_save_p and generate
14082 pattern to call save_world for saving all non-volatile and
14084 (rs6000_emit_epilogue): Check for world_save_p and generate
14085 pattern to call rest_world to restore saved registers.
14087 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
14088 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
14089 (rs6000_reg_names): New entries added for save_world_operation and
14090 restore_world_operation.
14092 2004-08-18 Caroline Tice <ctice@apple.com>
14094 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
14095 "-freorder-blocks-and-partition" to the flags used in second
14096 stage of profiledbootstrap.
14097 * bb-reorder.c (push_to_next_round_p): Add new variable,
14098 next_round_is_last; set and use variable to make sure, when
14099 partitioning, that the last trace construction round consists
14100 of all (and only) cold basic blocks.
14101 (rotate_loop): Don't copy blocks that end in a section
14103 (copy_bb): Correctly initialize "partition" of duplicated bb.
14104 (add_unlikely_executed_notes): Add a comment.
14105 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
14106 to make sure, if function contains hot blocks, that the
14107 successors of ENTRY_BLOCK_PTR are hot; also, only look for
14108 crossing edges if the architecture supports named sections.
14109 (mark_bb_for_unlikely_executed_section): Modify to always
14110 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
14111 the basic block note insn.
14112 (fix_crossing_unconditional_branches): Remove extra space.
14113 (fix_edges_for_rarely_executed_code): Modify to only do
14114 partitioning work if the architecture supports named sections.
14115 (reorder_basic_blocks): Modify to only add
14116 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
14117 supports named sections.
14118 * c-common.c (handle_section_attribute): Initialize new global
14119 variable, user_defined_section_attribute, to true if user has
14121 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
14122 forward edges that cross section boundaries.
14123 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
14124 partitioning information if the architecture supports named
14126 * cfgrtl.c (target.h): Add statement to include this.
14127 (rtl_split_block): Make sure newly created bb gets correct
14129 (try_redirect_by_replacing_jump): Make sure redirection isn't
14130 attempting to cross section boundaries.
14131 (force_nonfallthru_and_redirect): Only do partition fix up if
14132 architecture supports named sections.
14133 (rtl_split_edge): Make sure newly created bb ends up in
14135 (commit_one_edge_insertion): Remove code that incorrectly
14136 updated basic block partition; Make sure partition fix up only
14137 happens if architecture supports named sections and it's not
14139 (rtl_verify_flow_info_1): Fix if-condition on test/error
14140 condition that fallthru edges are not allowed to cross section
14142 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
14143 * final.c (final_scan_insn): Remove redundant test from if-statement;
14144 change calls to text_section into calls to function_section; add code
14145 to only to partitioning fix up if architecture supports named
14147 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
14149 (if_convert): Add targetm.have_named_sections to test.
14150 * output.h (unlikely_section_label): Extern declaration for new global
14152 (unlikely_text_section_name): Likewise.
14153 * opts.c (decode_options): If both partitioning and DWARF debugging
14154 are turned on, issue a warning that this doesn't work, and change
14155 partitiong to basic block reordering (without hot/cold partitions).
14156 * passes.c (rest_of_handle_final): Re-set new global variable,
14157 user_defined_section_attribute, to false.
14158 (rest_of_compilation): Change options for calling partitioning
14159 function: Don't call if the user defined the section attribute, and
14160 don't call if DECL_ONE_ONLY is true for the current function.
14161 * predict.c (choose_function_section): Return immediately if we
14162 are doing hot/cold partitioning (i.e. let the basic block partitioning
14163 determine where the function belongs).
14164 * reg-stack.c (emit_swap_insn): Add condition to step over
14165 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
14166 * toplev.c (user_defined_section_attribute): New global variable.
14167 * toplev.h (user_defined_section_attribute): Extern declaration
14168 for new global variable.
14169 * varasm.c (unlikely_section_label): New global variable.
14170 (unlikely_text_section_name): New global variable.
14171 (unlikely_text_section): Add code to initialize
14172 unlikely_text_section_name if necessary; modify to use
14173 unlikely_text_section_name and unlikely_section_label; also to use
14174 named_section properly.
14175 (in_unlikely_text_section): Modify to work correctly with
14176 named_section and to use unlikely_text_section_name.
14177 (named_section): Add code to work properly with cold section.
14178 (function_section): Clean up if-statement.
14179 * config/darwin.c (darwin_asm_named_section): Return to original
14180 code, removing use of SECTION_FORMAT_STRING.
14181 * config/arm/pe.h (switch_to_section): Add case for
14182 in_unlikely_executed_text to switch statement.
14183 * config/i386/cygming.h (switch_to_section): Likewise.
14184 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
14185 (SECTION_FORMAT_STRING): Likewise.
14186 * config/mcore/mcore.h (switch_to_section): Likewise.
14187 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
14188 (SECTION_FORMAT_STRING): Remove.
14190 2004-08-18 Roger Sayle <roger@eyesopen.com>
14192 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
14193 -ffixed-reg safe, by preserving the meanings of zero and one.
14194 (CALL_USED_REGISTERS): Likewise.
14195 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
14197 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
14199 * config/sh/sh.c (split_branches): Check the result of
14201 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
14202 Call rtl_register_cfg_hooks.
14204 2004-08-18 Richard Henderson <rth@redhat.com>
14206 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
14207 * alias.c (true_dependence): Update to match new semantics.
14208 (canon_true_dependence, write_dependence_p): Likewise.
14209 (anti_dependence, output_dependence): Update write_dependence_p args.
14210 (unchanging_anti_dependence): Remove.
14211 * calls.c (purge_mem_unchanging_flag): Remove.
14212 (fixup_tail_calls): Don't call it.
14213 (expand_call): Don't add unchanging memory to function usage.
14214 * expr.c (emit_block_move_via_libcall): Likewise.
14215 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
14216 (get_subtarget): Don't use RTX_UNCHANGING_P.
14217 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
14218 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
14219 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
14220 * cse.c (insert): Don't use RTX_UNCHANGING_P.
14221 (cse_insn, canon_hash): Use MEM_READONLY_P.
14222 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
14223 instead of RTX_UNCHANGING_P.
14224 * explow.c (maybe_set_unchanging): Remove.
14225 * expr.h (maybe_set_unchanging): Remove.
14226 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
14227 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
14228 (assign_parm_setup_reg, expand_function_start): Likewise.
14229 * integrate.c (copy_rtx_and_substitute): Likewise.
14230 * ra-rewrite.c (emit_colors): Likewise.
14231 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
14232 (fixup_match_1): Likewise.
14233 * reload1.c (reload, alter_reg): Likewise.
14234 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
14235 not RTX_UNCHANGING_P.
14236 (equiv_init_varies_p): Likewise.
14237 * loop-invariant.c (check_maybe_invariant): Likewise.
14238 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
14239 * loop.c (note_addr_stored): Likewise.
14240 (prescan_loop): Likewise. Don't check function usage for clobbered
14242 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
14243 not RTX_UNCHANGING_P.
14244 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
14245 * varasm.c (force_const_mem): Likewise.
14246 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
14247 * web.c (entry_register): Likewise.
14248 * tree-gimple.h (get_base_address): Move decl ...
14249 * tree.h: ... here.
14250 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
14252 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
14253 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
14254 (alpha_set_memflags): Update to match.
14256 * config/darwin.c (machopic_indirect_data_reference): Set
14257 MEM_READONLY_P instead of RTX_UNCHANGING_P.
14258 (machopic_indirect_call_target): Likewise.
14259 (machopic_legitimize_pic_address): Likewise.
14260 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
14261 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
14262 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
14263 * config/frv/frv.md (symGOT2reg): Likewise.
14264 * config/i386/i386.c (legitimize_pic_address,
14265 legitimize_tls_address, ix86_split_to_parts): Likewise.
14266 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
14267 * config/ia64/ia64.md (load_fptr): Likewise.
14268 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
14269 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
14270 * config/mcore/mcore.c (block_move_sequence): Likewise.
14271 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
14272 * config/pa/pa.c (legitimize_pic_address): Likewise.
14273 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
14274 (rs6000_emit_move): Likewise.
14275 * config/s390/s390.c (legitimize_pic_address): Likewise.
14276 (legitimize_tls_address): Likewise.
14277 * config/s390/s390.md (casesi): Likewise.
14278 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
14279 * config/sh/sh.md (symGOT2reg): Likewise.
14280 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
14281 * config/v850/v850.md (casesi): Likewise.
14283 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
14284 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
14285 * config/mips/mips.c (mips_restore_gp): Likewise.
14286 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
14287 * config/sh/sh.c (sh_reorg): Likewise.
14289 2004-08-18 Richard Henderson <rth@redhat.com>
14291 * tree.h (struct tree_decl): Add gimple_formal_temp.
14292 (DECL_GIMPLE_FORMAL_TEMP_P): New.
14293 * gimplify.c (pop_gimplify_context): Clear it.
14294 (lookup_tmp_var): Set it, if is_formal.
14295 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
14296 Use is_gimple_val for VECTOR. Simplify return value.
14297 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
14298 (gimplify_expr): Likewise.
14299 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
14300 is_gimple_tmp_rhs for clarity. Update all callers.
14301 (is_gimple_reg_rhs): Simplify logic.
14302 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
14303 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
14304 (is_gimple_formal_tmp_reg): Similarly.
14305 * tree-gimple.h: Update decls.
14306 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
14307 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
14308 * tree-ssa-live.c (var_union, type_var_init): Likewise.
14310 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
14312 * c4x.c (legitimize_operands): Remove calls to
14313 preserve_subexpressions_p.
14315 2004-08-18 David Edelsohn <edelsohn@gnu.org>
14317 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
14318 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
14320 2004-08-18 Ziemowit Laski <zlaski@apple.com>
14322 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
14323 Objective-C++ extensions.
14324 * gengtype.c (get_file_basename): Match entire subdirectory name
14325 ('cp', 'objc', 'objcp') rather than just its suffix.
14326 (get_base_file_bitmap): Allow for files to belong to more than one
14328 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
14329 used by more than one front-end.
14331 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
14333 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
14334 avoid use of preserve_subexpressions_p.
14336 2004-08-17 Richard Henderson <rth@redhat.com>
14339 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
14341 2004-08-17 DJ Delorie <dj@redhat.com>
14343 * doc/extend.texi: Document new xstormy16 attribute.
14345 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
14346 (xstormy16_splittable_below100_or_register): New.
14347 (combine_bnp): New.
14348 (xstormy16_reorg): New.
14349 (TARGET_MACHINE_DEPENDENT_REORG): Define.
14351 * config/stormy16/stormy16.md (movqi_internal): Make name public.
14352 (movhi_internal): Likewise.
14353 (cbhranchhi): Likewise.
14354 (cbhranchhi_neg): Likewise.
14355 (andhi3): Only allow splittable below100 operands.
14356 (iorhi3): Likewise.
14357 (peephole2): New and/zero_extend->and peephole.
14358 (peephole2): New load/ior/save->set1 peephole.
14359 (peephole2): New load/and/save->clr1 peephole.
14360 (bclrx, bclrx2, bclr7, bclr15): New.
14361 (bsetx, bsetx2, bset7, bset15): New.
14363 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
14364 liberal about acceptable 'B' masks.
14366 * config/stormy16/stormy16-protos.h
14367 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
14368 xstormy16_below100_operand, xstormy16_below100_or_register,
14369 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
14370 (PREDICATE_CODES): Add new predicates.
14372 * config/stormy16/stormy16.c
14373 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
14374 xstormy16_below100_operand, xstormy16_below100_or_register,
14375 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
14376 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
14377 (xstormy16_legitimate_address_p): Allow below100 symbols.
14378 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
14379 (xstormy16_expand_move): Leave below100 operands as-is.
14380 (xstormy16_encode_section_info): Encode below100 symbols.
14381 (xstormy16_strip_name_encoding): New.
14382 (xstormy16_print_operand): Print 'b' as shift mask.
14383 (xstormy16_attribute_table): Add below100 attributes.
14384 (xstormy16_handle_below100_attribute): New.
14386 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
14387 (XSTORMY16_SECTION_FUNCTION): New.
14388 (EXTRA_SECTION_FUNCTIONS): Define using the above.
14389 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
14390 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
14391 (ASM_OUTPUT_LABELREF): Define.
14393 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
14394 (movhi_internal): Add below100 support.
14395 (andhi3): Add below100 support.
14396 (iorhi3): Add below100 support.
14397 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
14399 2004-08-17 James E Wilson <wilson@specifixinc.com>
14401 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
14402 of VOIDmode for comparison code mode.
14403 * config/mips/mips.md: For conditional move patterns, use mode of
14404 first compare operand for comparison mode, instead of VOIDmode.
14406 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
14407 normal and -ffast-math code.
14409 2004-08-17 Mark Mitchell <mark@codesourcery.com>
14412 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
14414 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
14416 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
14418 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
14420 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
14421 for non Darwin targets.
14422 (*call_value_nonlocal_darwin64): Likewise.
14424 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
14426 * config/rs6000/rs6000.c (rs6000_function_value): Check for
14427 altivec mode for altivec return register.
14429 2004-08-17 David Edelsohn <edelsohn@gnu.org>
14431 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
14432 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
14433 * config/rs6000/rs6000.md: Include darwin.md.
14434 (builtin_setjmp_receiver): Add DImode case.
14435 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
14438 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
14440 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
14442 * tree-vectorizer.h: New File: Same.
14443 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
14444 * common.opt (ftree-vectorize): New flag to enable vectorization.
14445 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
14446 vectorization pass.
14447 * tree-data-ref.h (init_data_ref): Additional argument.
14448 (array_base_name_differ_p): Moved to tree-data-ref.c.
14449 * tree-data-ref.c (array_base_name_differ_p): Revised.
14450 (initialize_data_dependence_relation): Call array_base_name_differ_p
14451 with an extra argument.
14452 (analyze_all_data_dependences): Same.
14453 (init_data_ref): Additional argument is_read to set DR_IS_READ.
14454 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
14456 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
14457 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
14458 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
14459 vectorization pass.
14460 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
14461 (tree_ssa_loop_done): Call scev_finalize.
14462 (tree_vectorize): Define the new vectorization pass.
14463 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
14464 size of the vector they support (until support for multiple vector
14465 sizes is added to the vectorizer).
14466 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
14467 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
14468 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
14471 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
14473 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
14475 (generate_protocol_list, handle_impent): Likewise.
14477 2004-08-17 Roger Sayle <roger@eyesopen.com>
14479 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
14480 ensure that call_used_regs is a superset of both fixed_regs and
14481 call_really_used_regs.
14483 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
14486 * arm.md (addsi3_cbranch_scratch): Correct case labels.
14488 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
14490 PR middle-end/17036
14491 * fold-const.c (fold): Check for integer operand when
14492 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
14493 Pinski <pinskia@physics.uc.edu>.
14495 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
14497 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
14498 No need to check if in a cross configuration.
14499 * configure: Regenerate.
14501 * calls.c (precompute_register_parameters):
14502 Inline preserve_subexpressions_p ().
14503 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
14504 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
14506 * expr.c (get_subtarget): Likewise.
14507 * rtl.h (preserve_subexpressions_p): Remove.
14508 * stmt.c (preserve_subexpressions_p): Remove.
14510 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
14511 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
14512 Abort on gimplified cases.
14514 2004-08-16 James E Wilson <wilson@specifixinc.com>
14516 * tree.h (VECTOR_FLOAT_TYPE_P): New.
14517 (FLOAT_TYPE_P): Use it.
14518 * c-typeck.c (build_binary_op): After convert calls, check for
14519 check for ERROR_MARK operands.
14521 2004-08-16 Zack Weinberg <zack@codesourcery.com>
14523 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
14524 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
14525 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
14526 (genobjs static pattern rule): Remove %.c dependency.
14527 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
14528 Rename rules; delete commands; fix dependencies.
14529 (mostlyclean): Do not delete temporary source copies.
14530 * configure.ac: Delete all references to BUILD_PREFIX and
14532 * configure: Regenerate.
14534 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
14535 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
14536 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
14537 with #ifndef GENERATOR_FILE so that nothing from those headers
14540 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
14542 2004-08-16 Adam Nemet <anemet@lnxw.com>
14544 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
14546 2004-08-16 Andrew Pinski <apinski@apple.com>
14548 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
14549 extraneous semicolon.
14551 2004-08-16 Devang Patel <dpatel@apple.com>
14553 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
14554 * print-tree.c (print_node): Print DECL_PRESERVE_P.
14555 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
14556 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
14557 * target.h (struct gcc_target): New member, mark_decl_preserved.
14558 * hooks.c (hook_void_charptr): Rename to ...
14559 (hook_void_constcharptr): ... new name.
14560 * hooks.h (hook_void_charptr): Rename to ..
14561 (hook_void_constcharptr): ... new name.
14562 * tree.h (DECL_PRESERVE_P): New #define.
14563 (struct tree_decl): New member, preserve_flag.
14564 * varasm.c (assemble_start_function): Mark decl preserved.
14565 (assemble_variable): Same.
14566 * darwin.c (darwin_mark_decl_preserved): New function.
14567 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
14568 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
14569 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
14571 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
14573 * c-decl.c (grokdeclarator): Allow for function definition where
14574 innermost declarator has attributes.
14576 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
14578 * except.c (get_exception_filter, build_post_landing_pads,
14579 dw2_build_landing_pads): Use target-specific mode for 'filter'.
14580 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
14581 * target.h (eh_return_filter_mode): New field added.
14582 * targhooks.c (default_eh_return_filter_mode): Defined.
14583 * targhooks.h (default_eh_return_filter_mode): Declared.
14584 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
14586 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
14588 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
14589 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
14590 * configure: Regenerate.
14592 2004-08-16 Stan Shebs <shebs@apple.com>
14594 Basic support for 64-bit Darwin.
14595 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
14596 (machopic_legitimize_pic_address): Similarly, plus use Pmode
14598 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
14599 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
14600 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
14601 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
14602 (PROCESSOR_DEFAULT64): Define.
14603 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
14605 * config/rs6000/rs6000.md: Include darwin.md.
14606 (builtin_setjmp_receiver): Add DImode case.
14607 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
14609 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
14610 (rs6000_emit_move): Add DImode case to Darwin bits.
14611 (machopic_output_stub): Use .quad if 64-bit.
14612 * invoke.texi: Document -m32 and -m64.
14614 2004-08-16 Janis Johnson <janis187@us.ibm.com>
14616 * doc/extend.texi (AltiVec builtins): Document additional differences
14617 from the Motorola AltiVec PIM.
14619 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
14621 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
14622 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
14623 (struct tree_common): Update public_flag documentation.
14625 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
14627 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14628 Check for artificial variables, not is_gimple_tmp_var.
14629 * tree-ssa-live.c (var_union): Likewise.
14631 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
14633 * calls.c (load_register_parameters): Remove spurious FIXME token.
14635 2004-08-15 Ziemowit Laski <zlaski@apple.com>
14637 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
14638 (c-lang.o): Depend on c-objc-common.h.
14639 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
14640 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
14641 * c-lang.c: Include c-objc-common.h.
14642 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
14643 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
14644 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
14645 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
14646 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
14647 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
14648 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
14649 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
14650 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
14651 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
14652 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
14653 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
14654 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
14655 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
14656 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
14657 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14658 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
14659 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
14660 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
14661 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
14662 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
14663 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
14664 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
14665 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
14666 Move to c-objc-common.h.
14667 * c-objc-common.c: Include c-objc-common.h.
14668 * c-objc-common.h: New file.
14670 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
14671 Andrew Pinski <pinskia@physics.uc.edu>
14674 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
14677 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
14679 * tree.h (build_int_cst): New.
14680 (build_int_2): Remove.
14681 * tree.c (build_int_2): Remove.
14682 (build_int_cst): New.
14683 (make_vector_type, build_common_tree_nodes,
14684 build_common_tree_nodes_2): Use build_int_cst.
14685 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
14686 expand_builtin_strpbrk, expand_builtin_fputs,
14687 build_string_literal, expand_builtin_printf,
14688 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
14689 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
14690 fold_builtin_isdigit, simplify_builtin_strstr,
14691 simplify_builtin_strpbrk, fold_builtin_fputs,
14692 simplify_builtin_sprintf): Use build_int_cst.
14693 * c-common.c (start_fname_decls, fix_string_type,
14694 c_common_nodes_and_builtins, c_init_attributes,
14695 shorten_compare): Likewise.
14696 * c-decl.c (complete_array_type,
14697 check_bitfield_type_and_width): Likewise.
14698 * c-lex.c (interpret_integer, lex_charconst): Likewise.
14699 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
14700 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14701 * c-typeck.c (really_start_incremental_init, push_init_level,
14702 set_nonincremental_init_from_string): Likewise.
14703 * calls.c (load_register_parameters): Likewise.
14704 * convert.c (convert_to_pointer): Likewise.
14705 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
14706 build_fn_info_type, build_ctr_info_value, build_gcov_info):
14708 * except.c (init_eh, assign_filter_values, assign_filter_values):
14710 * expmed.c (store_fixed_bit_field, extract_bit_field,
14711 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
14712 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
14713 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
14714 * expr.c (convert_move, emit_group_load, emit_group_store,
14715 expand_assignment, store_constructor, store_field,
14716 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
14717 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
14718 invert_truthvalue, optimize_bit_field_compare,
14719 decode_field_reference, all_ones_mask_p, constant_boolean_node,
14720 fold_div_compare, fold, fold_read_from_constant_string,
14721 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14722 * function.c (assign_parm_setup_block): Likewise.
14723 * stmt.c (shift_return_value, expand_end_case_type,
14724 estimate_case_costs): Likewise.
14725 * stor-layout.c (layout_type, initialize_sizetypes,
14726 set_min_and_max_values_for_integral_type): Likewise.
14727 * tree-chrec.c (chrec_fold_multiply_poly_poly,
14728 reset_evolution_in_loop): Likewise.
14729 * tree-chrec.h (build_polynomial_chrec): Likewise.
14730 * tree-complex.c (build_replicated_const): Likewise.
14731 * tree-eh.c (honor_protect_cleanup_actions,
14732 lower_try_finally_onedest, lower_try_finally_copy,
14733 lower_try_finally_switch): Likewise.
14734 * tree-mudflap.c (mf_build_string, mx_register_decls,
14735 mudflap_register_call, mudflap_enqueue_constant): Likewise.
14736 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
14737 * tree-pretty-print.c (dump_generic_node): Likewise.
14738 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
14740 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
14741 * tree-ssa-loop-niter.c (number_of_iterations_cond,
14742 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
14745 * config/alpha/alpha.c (alpha_initialize_trampoline,
14746 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
14747 * config/arm/arm.c (arm_get_cookie_size): Likewise.
14748 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
14749 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14750 * config/i860/i860.c (i860_va_start): Likewise.
14751 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
14752 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
14753 mips_gimplify_va_arg_expr): Likewise.
14754 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
14755 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
14756 add_compiler_branch_island): Likewise.
14757 * config/s390/s390.c (s390_va_start): Likewise.
14758 * config/sh/sh.c (sh_va_start): Likewise.
14759 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
14761 * config/xtensa/xtensa.c (xtensa_va_start,
14762 xtensa_gimplify_va_arg_expr): Likewise.
14764 * objc/objc-act.c (build_objc_string_object,
14765 build_objc_symtab_template, init_def_list, init_objc_symtab,
14766 init_module_descriptor, generate_static_references,
14767 build_selector_translation_table, get_proto_encoding,
14768 build_typed_selector_reference, build_selector_reference,
14769 build_next_objc_exception_stuff,
14770 build_method_prototype_list_template, generate_descriptor_table,
14771 generate_protocols, build_protocol_initializer,
14772 build_ivar_list_template, build_method_list_template,
14773 build_ivar_list_initializer, generate_ivars_list,
14774 generate_dispatch_table, generate_protocol_list,
14775 build_category_initializer, build_shared_structure_initializer,
14776 generate_shared_structures, handle_impent,
14777 generate_objc_image_info): Use build_int_cst.
14779 2004-08-15 Ben Elliston <bje@au.ibm.com>
14781 * vec.h: Comment improvements.
14783 2004-08-14 Roger Sayle <roger@eyesopen.com>
14785 * c-common.c (shorten_compare, pointer_int_sum,
14786 c_common_truthvalue_conversion, boolean_increment): Replace calls
14787 to build with calls to buildN.
14788 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
14789 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
14790 gimplify_switch_stmt): Likewise.
14791 * c-typeck.c (default_function_array_conversion,
14792 build_component_ref, build_array_ref, build_function_call,
14793 pointer_diff, build_unary_op, build_conditional_expr,
14794 build_compound_expr, build_modify_expr, c_finish_goto_label,
14795 c_finish_goto_ptr, c_finish_return, c_finish_loop,
14796 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
14797 build_binary_op): Likewise.
14799 2004-08-15 Steven Bosscher <stevenb@suse.de>
14801 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
14803 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14805 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
14806 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
14807 * fixinc/fixincl.x: Rebuilt.
14809 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
14811 * config/mips/mips-protos.h (mips_symbolic_constant_p)
14812 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
14813 (mips_small_data_pattern_p): Declare.
14814 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
14815 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
14816 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
14817 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
14818 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
14819 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
14820 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
14821 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
14822 (pc_or_label_operand, call_insn_operand, move_operand)
14823 (consttable_operand, symbolic_operand, general_symbolic_operand)
14824 (global_got_operand, local_got_operand, stack_operand)
14825 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
14826 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
14827 (mips_small_data_pattern_p): Replace previous small_data_pattern
14828 predicate. Turn into a bool () (rtx) function.
14829 * config/mips/predicates.md: New file.
14830 * config/mips/mips.md: Include it. Use the target-independent
14831 comparison_operator instead of cmp_op. Rename trap_cmp_op to
14832 trap_comparison_operator and equality_op to equality_operator.
14833 Replace uses of small_int with the equivalent const_arith_operand.
14834 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
14835 const_float_1_operand to const_1_operand. Rename fcc_register_operand
14836 to fcc_reload_operand.
14837 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
14839 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14841 PR libstdc++/17005 partial fix.
14842 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
14843 except when generating ANSI/C89 code.
14845 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
14847 * c-common.c (shorten_compare): Use force_fit_type directly.
14849 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
14850 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
14851 Dave Korn <dk@artimi.com>
14853 * doc/install.texi (Building): Avoid duplicate reference to GNU
14855 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
14857 2004-08-14 Richard Henderson <rth@redhat.com>
14859 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
14860 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
14862 2004-08-13 Richard Henderson <rth@redhat.com>
14864 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
14865 for constant_call_address_operand.
14866 (call_value_pop_1, call_value_1): Likewise.
14867 (sibcall_value_1, call_value_1_rex64): Likewise.
14869 2004-08-13 James E Wilson <wilson@specifixinc.com>
14871 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
14872 Correct mode from SFmode to DFmode.
14874 2004-08-13 Ziemowit Laski <zlaski@apple.com>
14876 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
14877 __cstring_object and __image_info sections with the no_dead_strip
14880 2004-08-13 Roger Sayle <roger@eyesopen.com>
14881 David Billinghurst <David.Billinghurst@riotinto.com>
14883 PR libgfortran/15930
14884 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
14885 * fixinc/fixincl.x: Regenerate.
14886 * fixinc/tests/base/internal/math_core.h: New file.
14888 2004-08-13 Richard Henderson <rth@redhat.com>
14890 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
14891 (dbxout_function_end): Remove ifdefs for it.
14892 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
14894 2004-08-13 Richard Henderson <rth@redhat.com>
14896 * Makefile.in (insn-preds.o): Depend on TREE_H.
14897 * genpreds.c (write_insn_preds_c): Include tree.h.
14898 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
14899 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
14900 const48_operand, and_operand, or_operand, mode_width_operand,
14901 mode_mask_operand, mul8_operand, const0_operand,
14902 hard_fp_register_operand, hard_int_register_operand,
14903 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
14904 samegp_function_operand, direct_call_operand, small_symbolic_operand,
14905 global_symbolic_operand, call_operand, symbolic_operand,
14906 dtp16_symbolic_operand, dtp32_symbolic_operand,
14907 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
14908 gottp_symbolic_operand, alpha_comparison_operator,
14909 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
14910 signed_comparison_operator, alpha_fp_comparison_operator,
14911 divmod_operator, fix_operator, aligned_memory_operand,
14912 unaligned_memory_operand, reg_or_unaligned_mem_operand,
14913 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
14914 reg_no_subreg_operand, addition_operation): Move to predicates.md.
14915 (reg_or_const_int_operand): Remove. Replace all users with
14916 reg_or_cint_operand.
14917 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
14918 (resolve_reload_operand): Split out of aligned_memory_operand.
14919 * config/alpha/alpha-protos.h: Update for exports.
14920 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
14921 * config/alpha/alpha.md: Include predicates.md.
14922 * config/alpha/predicates.md: New file.
14924 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
14926 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
14927 fields with a pointer to the instruction definition.
14928 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
14929 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
14930 (write_attr_case, write_const_num_delay_slots): Update accordingly.
14931 (write_attr_case, write_const_num_delay_slots): Write the name of
14932 an insn next to its case statement.
14933 * genoutput.c (data): Add a filename field.
14934 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
14935 (output_insn_data): Print the location of each insn definition.
14936 * genrecog.c (write_action): Print the name of an insn above
14937 the statement that returns its code.
14939 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
14941 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
14942 * config/libgloss.h: Likewise.
14943 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
14944 * c4x/c4x-modes.def: Likewise.
14945 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
14946 (c4x_rptb_nop_p): Likewise.
14947 (c4x_rptb_valid_p): Likewise.
14948 (c4x_rptb_insert): Likewise.
14949 (c4x_address_conflict): Likewise.
14950 * config/c4x/c4x.md: Likewise.
14951 * config/frv/frv.md: Likewise.
14952 * config/i386/athlon.md: Likewise.
14953 * config/i386/i386.md: Likewise.
14954 * config/i386/predicates.md: Likewise.
14955 * config/ia64/ia64.c: Likewise.
14956 * config/ia64/itanium1.md: Likewise.
14957 * config/ia64/itanium2.md: Likewise.
14958 * config/iq2000/iq2000.md: Likewise.
14959 * config/mcore/mcore.c: Likewise.
14960 * config/mips/mips.c: Likewise.
14961 * config/mips/r3900.h: Likewise.
14962 * config/mips/sb1.md: Likewise.
14963 * config/pa/milli64.S: Likewise.
14964 * config/pa/pa.c: Likewise.
14965 * config/pa/pa.h: Likewise.
14966 * config/rs6000/8540.md: Likewise.
14968 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
14970 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
14972 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
14974 * sh.md (cbranch define_delay) Use cond_delay_slot for
14975 non-anulled condition too.
14977 2004-08-12 David Edelsohn <edelsohn@gnu.org>
14979 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
14980 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
14981 any_parallel_operand, lmw_operation, stmw_operation,
14982 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
14983 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
14984 any_parallel_operand.
14985 (return_and_restore_fpregs_{si,di}): Same.
14987 2004-08-12 Zack Weinberg <zack@codesourcery.com>
14989 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
14990 if pred->singleton != PARALLEL, issue a warning and pretend it was.
14991 Also issue a warning for any predicate we don't know about.
14993 2004-08-12 Richard Henderson <rth@redhat.com>
14995 * config/i386/i386.c (internal_label_prefix): Export.
14996 (internal_label_prefix_len, struct ix86_address,
14997 ix86_decompose_address, maybe_get_pool_constant,
14998 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
14999 memory_address_length): Export.
15000 (any_fp_register_operand, fp_register_operand,
15001 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
15002 x86_64_general_operand, x86_64_szext_general_operand,
15003 x86_64_nonmemory_operand, x86_64_movabs_operand,
15004 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
15005 x86_64_zext_immediate_operand, const_int_1_31_operand,
15006 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
15007 tls_symbolic_operand, global_dynamic_symbolic_operand,
15008 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
15009 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
15010 constant_call_address_operand, const0_operand, const1_operand,
15011 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
15012 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
15013 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
15014 general_no_elim_operand, nonmemory_no_elim_operand,
15015 index_register_operand, q_regs_operand, flags_reg_operand,
15016 non_q_regs_operand, zero_extended_scalar_load_operand,
15017 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
15018 ix86_comparison_operator, ix86_carry_flag_operator,
15019 fcmov_comparison_operator, promotable_binary_operator,
15020 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
15021 mult_operator, div_operator, arith_or_logical_operator,
15022 memory_displacement_operand, cmpsi_operand, long_memory_operand,
15023 aligned_operand): Move to predicates.md as define_predicates.
15024 (tls_symbolic_operand_1): Remove.
15025 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
15026 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
15027 (legitimize_address): Merge tls_symbolic_operand contents.
15028 (ix86_expand_move): Likewise.
15029 * config/i386/i386-protos.h: Update for exports.
15030 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
15031 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
15032 * config/i386/i386.md: Include predicates.md.
15033 * config/i386/predicates.md: New file.
15035 2004-08-13 Mark Mitchell <mark@codesourcery.com>
15038 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
15040 (i386_pe_mark_dllimport): Likewise.
15041 (i386_pe_encode_section_info): Likewise, when overriding
15042 dllimport attribute.
15044 2004-08-12 Geoffrey Keating <geoffk@apple.com>
15046 * configure.ac: When testing for flex, nm, ar, and bison, check
15047 that they will actually be built.
15048 * configure: Regenerate.
15050 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
15052 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
15053 (MOVE_MAX_PIECES): Define.
15055 2004-08-12 Devang patel <dpatel@apple.com>
15057 * dbxout.c (dbxout_begin_prologue): New function.
15058 (dbx_debug_hooks): Use new begin prologue hook.
15059 (dbxout_function_end): Emit N_ENSYM.
15060 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
15062 2004-08-12 Janis Johnson <janis187@us.ibm.com>
15064 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
15065 argument is float*.
15067 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
15070 * doc/extend.texi (AltiVec builtins): Fix description for recent
15071 changes. Update operation list to match current support.
15073 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
15075 * config/s390/s390.c (struct s390_frame_layout): New struct as element
15076 of struct machine_function.
15077 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
15079 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
15081 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
15082 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
15083 (s390_frame_area, s390_register_info): New functions.
15084 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
15086 (s390_return_addr_rtx, s390_return_address_offset)
15087 (s390_va_start, s390_gimplify_va_arg)
15088 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
15090 (s390_frame_info): Functionality partly moved to s390_register_info.
15091 Made adaptions for new stack layout.
15092 (save_gprs, restore_gprs): Changed meaning of second parameter and
15093 adapted all callers.
15095 * config/s390/s390.h (s390_backchain_string): New global variable.
15096 (MASK_BACKCHAIN): Removed definition.
15097 (TARGET_BACKCHAIN): Changed check.
15098 (TARGET_KERNEL_BACKCHAIN): New macro.
15099 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
15100 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
15101 "kernel-backchain".
15102 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
15104 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
15105 as condition. Adjusted for new stack layout.
15107 * doc/invoke.texi: Added documentation for new option
15108 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
15111 2004-08-12 Paul Brook <paul@codesourcery.com>
15113 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
15114 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
15116 2004-08-12 David Daney <ddaney@avtrex.com>
15118 * java/gcj.texi: Add subsection on signal usage.
15120 2004-08-12 David Edelsohn <edelsohn@gnu.org>
15122 * expr.c (move_by_pieces): Set alignment for move to minimum of
15123 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
15124 alignment, but not less than the original alignment.
15125 (move_by_pieces_ninsns): Same.
15126 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
15127 (store_by_pieces_1): Same.
15129 2004-08-12 Diego Novillo <dnovillo@redhat.com>
15131 PR tree-optimization/16867
15132 * tree.c (is_global_var): New function.
15133 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
15134 Call is_global_var.
15135 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
15137 (is_global_var): Declare.
15138 * tree-dfa.c (dump_variable): Display global and addressable
15140 (add_referenced_var): Clarify documentation when marking
15141 variables call-clobbered.
15142 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
15143 instead of needs_to_live_in_memory.
15144 (mark_call_clobbered): If the variable is a tag, mark it
15146 * tree-gimple.c (is_gimple_reg): Don't check for
15148 (is_gimple_non_addressable): Likewise.
15149 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
15150 needs to be marked call-clobbered.
15151 (setup_pointers_and_addressables): Call is_global_var instead
15152 of needs_to_live_in_memory.
15153 * tree-ssa-dce.c (need_to_preserve_store): Remove.
15154 Update all users with is_global_var.
15155 (mark_stmt_if_obviously_necessary): Fix processing of aliased
15156 stores. Don't check the virtual definitions. Rather, check
15157 whether the store is going into global memory.
15158 (find_obviously_necessary_stmts): Get the symbol from the PHI
15160 * tree-ssa-operands.c (get_call_expr_operands): Do not add
15161 clobbering may-defs if the call does not have side effects.
15163 2004-08-12 Jakub Jelinek <jakub@redhat.com>
15166 * output.h (default_function_rodata_section,
15167 default_no_function_rodata_section): New prototypes.
15168 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
15169 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
15170 (TARGET_ASM_OUT): Add it.
15171 * varasm.c (default_function_rodata_section,
15172 default_no_function_rodata_section): New functions.
15173 * final.c (final_scan_insn): Call
15174 targetm.asm_out.function_rodata_section instead of
15175 readonly_data_section.
15176 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
15177 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15178 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15179 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15181 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15182 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15184 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
15186 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15187 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
15188 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
15190 2004-08-12 Paul Brook <paul@codesourcery.com>
15192 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
15194 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
15195 DWARF2_UNWIND_INFO.
15197 2004-08-12 Ben Elliston <bje@au.ibm.com>
15200 * config/rs6000/altivec.h: Change vector to __vector throughout.
15201 (Except for the `vector' macro itself).
15203 2004-08-12 Zack Weinberg <zack@codesourcery.com>
15205 * genpreds.c: Add capability to generate predicate bodies as
15206 well as function prototypes. Write function prototypes for
15207 the generic predicates too.
15208 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
15209 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
15210 (write_match_code, write_predicate_expr, write_one_predicate_function)
15211 (parse_option): New functions.
15212 (output_predicate_decls): Delete.
15213 (main): Read the machine description, process DEFINE_PREDICATE or
15214 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
15217 * genrecog.c (struct decision_test): Replace index with
15218 struct pred_data pointer.
15219 (next_index): Remove, unused.
15220 (pred_table, preds, special_mode_pred_table): Delete.
15221 (compute_predicate_codes, process_define_predicate): New functions.
15222 (validate_pattern, add_to_sequence, write_switch): Update for
15223 new data structures.
15224 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
15225 Check both error_count and have_error.
15227 * gensupport.c (in_fname, first_predicate): New globals.
15228 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
15229 (predicate_table, last_predicate, old_pred_table)
15230 (old_special_pred_table): New statics.
15231 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
15232 (add_predicate, init_predicate_table): New functions.
15233 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
15234 (init_md_reader_args_cb): Use the global in_fname. No need to zero
15235 it or max_include_len. Call init_predicate_table.
15236 (read_rtx): Run the predicate queue after the attribute queue
15237 but before all the others.
15238 * gensupport.h (in_fname, struct pred_data, first_predicate)
15239 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
15240 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
15241 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
15242 * dummy-conditions.c: Don't include bconfig.h, system.h,
15243 coretypes.h, tm.h, or system.h. Do include stddef.h.
15244 Duplicate declaration of struct c_test from gensupport.h.
15246 * Makefile.in (OBJS-common): Add insn-preds.o.
15247 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
15248 (insn-preds.c, insn-preds.o): New rules.
15249 (s-preds): Also generate insn-preds.c.
15250 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
15251 Update dependencies.
15252 (print-rtl.o, print-rtl1.o): Correct dependencies.
15254 * recog.h: Delete prototypes of predicate functions.
15256 * doc/md.texi (Predicates): New section with complete
15257 documentation of operand/operator predicates. Remove some
15258 incomplete documentation of predicates from other places.
15259 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
15260 PREDICATE_CODES; indicate that both are deprecated in favor
15261 of define_predicate/define_special_predicate.
15263 * config/ia64/ia64.c: All predicate function definitions moved
15265 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
15266 (ia64_expand_load_address, ia64_expand_move):
15267 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
15269 * config/ia64/ia64.md: All predicates now defined here.
15270 (symbolic_operand): Is now a special predicate.
15272 * config/ia64/ia64.h: Declare ia64_section_threshold.
15273 (PREDICATE_CODES): Delete.
15275 2004-08-12 Richard Henderson <rth@redhat.com>
15277 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
15278 * c-semantics.c (add_stmt): Set it.
15279 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
15280 before instantiating a variable sized type.
15282 2004-08-12 Richard Henderson <rth@redhat.com>
15284 * stor-layout.c (round_up, round_down): Move ...
15285 * fold-const.c (round_up, round_down): ... here. Use
15286 multiple_of_p to avoid any arithmetic at all.
15288 2004-08-12 Richard Henderson <rth@redhat.com>
15290 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
15291 (gimplify_init_ctor_preeval_1): New.
15292 (gimplify_init_ctor_preeval): New.
15293 (gimplify_init_ctor_eval): New.
15294 (gimplify_init_constructor): Use them. Always gimplify the LHS
15297 2004-08-12 Ziemowit Laski <zlaski@apple.com>
15299 (This patch is part of merge of objc-improvements-branch
15302 * doc/frontends.texi: Mention Objective-C++ in addition to
15304 * doc/install.texi: Add 'obj-c++' to list of configurable
15306 * doc/invoke.texi: Rename Objective-C option headings to
15307 indicate they also apply to Objective-C++. List file
15308 extensions for Objective-C++ sources. Mention that
15309 ObjC and ObjC++ compilations may also use C and C++ options,
15310 respectively. Point users to doc/standards.texi for
15311 further info on ObjC and ObjC++.
15312 * doc/sourcebuild.texi: Mention the objcp/ directory and
15313 the Objective-C++ sources it contains.
15314 * doc/standards.texi: Update link to Apple ObjC site;
15315 add link to gcc readings.html WWW doc.
15317 2004-08-12 Alan Modra <amodra@bigpond.net.au>
15319 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
15320 and 2004-07-14 changes.
15322 2004-08-12 Paul Brook <paul@codesourcery.com>
15324 * doc/invoke.texi: Fix typo.
15326 2004-08-11 Devang Patel <dpatel@apple.com>
15328 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
15329 and -no_dead_strip_inits_and_terms.
15331 * doc/invoke.texi (Darwin Options): Document -dead_strip and
15332 -no_dead_strip_inits_and_terms.
15334 2004-08-11 Paul Brook <paul@codesourcery.com>
15336 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
15337 (arm_load_pic_register): ... to this.
15338 * config/arm/arm.c (arm_finalize_pic): Rename ...
15339 (arm_load_pic_register): ... to this. Always output insns at the
15340 current location. Load via low reg in thumb mode.
15341 (arm_expand_prologue): Call arm_load_pic_register.
15342 (thumb_expand_prologue): Ditto.
15343 * config/arm/arm.h (FINALIZE_PIC): Remove.
15344 * config/arm/arm.md (builtin_setjmp_receiver): Call
15345 arm_load_pic_register.
15347 2004-08-11 Paul Brook <paul@codesourcery.com>
15349 * arm.c (thumb_force_lr_save): Add prototype.
15350 (thumb_compute_save_reg_mask): New function.
15351 (thumb_find_work_register): New function.
15352 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
15353 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
15354 Don't clobber r3 when removing pretend args.
15355 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
15356 (thumb_output_function_prologue): Use new functions.
15357 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
15358 * arm.h (THUMB_REG_PUSHED_P): Remove.
15360 2004-08-11 James E Wilson <wilson@specifixinc.com>
15362 PR rtl-optimization/16490
15363 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
15364 global_live_at_end for new basic block if already set for other blocks.
15366 2004-08-11 David Edelsohn <edelsohn@gnu.org>
15368 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
15370 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
15371 (mfcr rlwinm rlwinm patterns): Set length to 12.
15373 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
15375 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
15376 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
15377 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
15378 (start_ssa_stmt_operands): Delete.
15379 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
15380 struct stmt_operands_d.
15381 (build_ssa_operands): New extern entry point.
15382 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
15383 building code, replace with create_ssa_artficial_load_stmt().
15384 * tree-ssa-operands.c (struct voperands_d): Delete.
15385 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
15386 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
15387 (free_uses, free_defs, free_vuses, free_v_may_defs,
15388 free_v_must_defs): Remove dealloc parameter.
15389 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
15390 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
15391 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
15392 vector comparisons, ssa_name reuse, and allocations here.
15393 (verify_start_operands): Delete.
15394 (finalize_ssa_stmt_operands): Set new operands by calling finalize
15396 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
15397 (append_def, append_usei): Simplify to simple accumulation.
15398 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
15399 duplicates and simple accumulation.
15400 (free_ssa_operands): Free vectors in a stmt_operand structure.
15401 (build_ssa_operands): New. Create a new stmt_operand structure from
15402 a stmt and an old set of stmt_operands.
15403 (get_stmt_operands): Simplify and call build_ssa_operands.
15404 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
15405 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
15406 add_call_read_ops): Don't pass prev_vops around anymore.
15407 (note_addressable): Return if no stmt annotation.
15408 (copy_virtual_operands): Access v_may_def operands through a struct.
15409 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
15410 hash tables without treating the stmt as a real stmt.
15411 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
15412 v_may_def def and use through a struct instead of 2 array elements.
15413 (struct v_may_def_optype_d): Use v_may_def_operand_type.
15414 (struct stmt_operands_d): New. Struct for storing all operand vectors.
15416 2004-08-11 Nick Clifton <nickc@redhat.com>
15418 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
15419 this funciton's behaviour. Return true when the current function
15420 has a section attribute and -mlong-calls is in effect.
15421 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
15422 short-call marker when -mlong-calls is in effect and the function
15423 has a section attribute.
15425 2004-08-10 Zack Weinberg <zack@codesourcery.com>
15427 * stmt.c (expand_return): If asked to return the RESULT_DECL,
15428 just call expand_value_return on result_rtl.
15430 2004-08-10 Richard Henderson <rth@redhat.com>
15432 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
15433 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
15434 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
15435 (add_location_or_const_value_attribute): ... not here. Use
15436 loc_descriptor_from_tree if possible.
15437 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
15438 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
15440 (loc_descriptor_from_tree): New. Update callers.
15441 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
15442 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
15443 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
15444 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
15445 and BUILT_IN_STACK_RESTORE.
15446 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
15447 * stmt.c (expand_stack_alloc): Remove.
15448 * tree-mudflap.c (mx_register_decls): Don't look for
15449 BUILT_IN_STACK_ALLOC.
15450 * tree-nested.c (convert_local_reference): Likewise.
15451 * tree.h (DECL_VALUE_EXPR): New.
15453 2004-08-10 Richard Henderson <rth@redhat.com>
15455 * stor-layout.c (round_up): Check for 0/1 before dividing.
15456 (round_down): Likewise.
15458 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
15460 2004-08-09 Mark Mitchell <mark@codesourcery.com>
15462 * config.gcc (arm*-*-eabi*): New target.
15463 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
15464 (TARGET_LIB_INT_CMP_BIASED): Likewise.
15465 * expmed.c (expand_divmod): Try a two-valued divmod function as a
15467 * gthr.h: Remove bogus tokens at end of #pragma.
15468 * optabs.c (expand_twoval_binop_libfunc): New function.
15469 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
15470 (prepare_float_lib_cmp): Try reversing the condition.
15471 (debug_optab_libfuncs): New function.
15472 * optabs.h (expand_twoval_binop_libfunc): Declare.
15473 * config/arm/arm.c (arm_init_libfuncs): New function.
15474 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
15475 (TARGET_INIT_LIBFUNCS): Define it.
15476 * config/arm/arm.h (TARGET_BPABI): New macro.
15477 * config/arm/arm-protos.h
15478 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
15479 * config/arm/bpabi.S: New file.
15480 * config/arm/bpabi.c: Likewise.
15481 * config/arm/bpabi.h: Likewise.
15482 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
15483 (__aeabi_drsub): Likewise.
15484 (__aeabi_dsub): Likewise.
15485 (__aeabi_dadd): Likewise.
15486 (__aeabi_ui2d): Likewise.
15487 (__aeabi_i2d): Likewise.
15488 (__aeabi_f2d): Likewise.
15489 (__aeabi_dmul): Likewise.
15490 (__aeabi_ddiv): Likewise.
15491 (__aeabi_cdrcmple): Likewise.
15492 (__aeabi_cdcmpeq): Likewise.
15493 (__aeabi_cdcmple): Likewise.
15494 (__aeabi_dcmpeq): Likewise.
15495 (__aeabi_dcmplt): Likewise.
15496 (__aeabi_dcmple): Likewise.
15497 (__aeabi_dcmpge): Likewise.
15498 (__aeabi_dcmpgt): Likewise.
15499 (__aeabi_dcmpun): Likewise.
15500 (__aeabi_d2iz): Likewise.
15501 (__aeabi_d2uiz): Likewise.
15502 (__aeabi_d2f): Likewise.
15503 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
15504 (__aeabi_frsub): Likewise.
15505 (__aeabi_fsub): Likewise.
15506 (__aeabi_fadd): Likewise.
15507 (__aeabi_ui2f): Likewise.
15508 (__aeabi_i2f): Likewise.
15509 (__aeabi_fmul): Likewise.
15510 (__aeabi_fdiv): Likewise.
15511 (__aeabi_cfrcmple): Likewise.
15512 (__aeabi_cfcmpeq): Likewise.
15513 (__aeabi_cfcmple): Likewise.
15514 (__aeabi_fcmpeq): Likewise.
15515 (__aeabi_fcmplt): Likewise.
15516 (__aeabi_fcmple): Likewise.
15517 (__aeabi_fcmpge): Likewise.
15518 (__aeabi_fcmpgt): Likewise.
15519 (__aeabi_fcmpun): Likewise.
15520 (__aeabi_f2iz): Likewise.
15521 (__aeabi_f2uiz): Likewise.
15522 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
15523 (__aeabi_uidivmod): New function or alias.
15524 (__aeabi_idivmod): Likewise.
15525 (__aeabi_idiv0): Likewise.
15526 (__aeabi_ldiv0): Likewise.
15527 (__aeabi_llsr): Likewise.
15528 (__aeabi_lasr): Likewise.
15529 (__aeabi_llsl): Likewise.
15530 (bpabi.S): Include it.
15531 * config/arm/libgcc-bpabi.ver: New file.
15532 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
15533 (LINK_SPEC): Remove.
15534 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
15536 * config/arm/t-bpabi: New file.
15537 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
15538 (TARGET_LIB_INT_CMP_BIASED): Likewise.
15540 2004-08-10 David Edelsohn <edelsohn@gnu.org>
15542 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
15543 * config/rs6000/rs6000.md (clrmemsi): New pattern.
15544 * config/rs6000/rs6000.c (expand_block_clear): New function.
15545 (expand_block_move): Convert alignment to bits. Use SImode and
15546 HImode for unaligned addresses if not STRICT_ALIGNMENT.
15548 2004-08-10 Caroline Tice <ctice@apple.com>
15550 * varasm.c (unlikely_section_label): New global variable.
15551 (unlikely_text_section_name): New global variable.
15552 (text_section): Remove alignment statement.
15553 (unlikely_text_section): Remove alignment statement; use
15554 unlikely_section_label rather than hard-coded string.
15555 (assemble_start_function): Initialize unlikely_section_label and
15556 unlikely_text_section_name; make sure cold section is properly
15557 aligned at start of function; output unlikely_section_label if
15560 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
15562 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
15563 * config/s390/s390.c (s390_canonicalize_comparison): New function.
15564 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
15565 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
15566 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
15567 ("*tmqi_mem"): Remove SUBREG from pattern.
15568 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
15569 ("*andsi3_cconly"): Likewise.
15571 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
15574 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
15576 2004-08-10 Janis Johnson <janis187@us.ibm.com>
15578 * doc/sourcebuild.texi (compat testing): Document available test
15579 framework commands. Use the preferred spelling of DejaGnu.
15581 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
15583 * lambda.h: Add matrix type, and prototypes for remainder of
15584 matrix and vector functions.
15585 (lambda_vector_mult_const): New function.
15586 (lambda_vector_negate): Ditto.
15587 (lambda_vector_add): Ditto.
15588 (lambda_vector_add_mc): Ditto.
15589 (lambda_vector_copy): Ditto.
15590 (lambda_vector_zerop): Ditto.
15591 (lambda_vector_equal): Ditto.
15592 (lambda_vector_min_nz): Ditto.
15593 (lambda_vector_first_nz): Ditto.
15594 (lambda_vector_matrix_mult): Ditto.
15595 * lambda-mat.c: New file.
15596 * Makefile.in (lambda-mat.o): New.
15598 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
15600 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
15601 after linking stmt into the program.
15602 (bsi_remove): Don't call modify_stmt.
15603 * tree-complex.c (update_complex_assignment,
15604 expand_complex_comparison): Call modify_stmt after changing the stmt.
15605 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
15607 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
15608 the stmt, and only if needed.
15609 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
15611 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
15612 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
15613 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
15614 (eliminate_redundant_computations): Don't pass an annotation. Call
15615 modify_stmt rather than setting the annotation directly.
15616 (record_equivalences_from_stmt): Remove unused local 'j'.
15617 (cprop_operand): Take a stmt rather than an annotation as a parameter.
15619 (cprop_into_stmt): Pass stmt rather than annotation.
15620 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
15621 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
15623 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
15625 2004-08-10 Jason Merrill <jason@redhat.com>
15627 PR middle-end/16948
15628 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
15631 2004-08-10 Geoffrey Keating <geoffk@apple.com>
15633 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
15636 2004-08-10 Roger Sayle <roger@eyesopen.com>
15638 * config/mips/mips.md: New reciprocal square root patterns that
15639 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
15641 2004-08-10 Paul Brook <paul@codesourcery.com>
15643 * config/arm/arm-protos.h (arm_set_return_address,
15644 thumb_set_return_address): Add prototypes.
15645 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
15646 * config/arm/arm.c (arm_compute_func_type,
15647 use_return_insn, arm_compute_save_reg0_reg12_mask,
15648 arm_compute_save_reg_mask, arm_output_function_prologue,
15649 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
15650 current_function_calls_eh_return.
15651 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
15653 (arm_set_return_address, thumb_set_return_address): New functions.
15654 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
15655 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
15656 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
15657 (epilogue): Use the stackadj register.
15658 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
15660 2004-08-10 Jakub Jelinek <jakub@redhat.com>
15663 * expr.c (move_by_pieces_ninsns): Add max_size argument.
15664 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
15665 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
15666 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
15667 but using MOVE_RATIO.
15668 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
15669 (can_store_by_pieces): Change max_size type to unsigned int.
15670 (store_by_pieces_1): Likewise. Pass max_size to
15671 move_by_pieces_ninsns.
15672 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
15673 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
15674 to move_by_pieces_ninsns.
15675 (STORE_BY_PIECES_P): Define.
15676 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
15677 to move_by_pieces_ninsns.
15678 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
15680 * config/i386/i386.h (CLEAR_RATIO): Define.
15682 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
15684 * expr.c (expand_expr_real_1): Add back code that was not dead.
15686 2004-08-09 Andrew Pinski <apinski@apple.com>
15688 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
15689 which is found to be compatible before returning the aliasing set.
15691 2004-08-09 Daniel Jacobowitz <dan@debian.org>
15693 * ggc-zone.c (struct alloc_zone): Add statistics counters.
15694 (always_collect): New flag.
15695 (ggc_alloc_zone_1): Update statistics support. Don't include
15696 overhead in allocated counter.
15697 (sweep_pages): Update allocated counter for large pages. Don'y
15699 (ggc_collect_1): Always collect.
15700 (ggc_collect): Honor always_collect flag. Sum all zones to decide
15701 whether to collect.
15702 (SCALE, LABEL): New macros.
15703 (ggc_print_statistics): Add statistics support.
15705 2004-08-09 Roger Sayle <roger@eyesopen.com>
15707 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
15708 (init_expmed): Fix potential overrun problem with "all.reg".
15709 (expand_sdiv2_pow2): Add an alternate implementation for signed
15710 division, if the target provides a suitable conditional move insn.
15712 2004-08-09 Paul Brook <paul@codesourcery.com>
15713 Richard Henderson <rth@redhat.com>
15715 * unwind-dw2.c (uw_install_context_1): Update target saved stack
15718 2004-08-09 Geoffrey Keating <geoffk@apple.com>
15720 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
15721 Check DATA limit only if there's no AS limit. Ignore insanely
15723 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
15724 but take care that the AS limit isn't overrun.
15725 * doc/invoke.texi: Update documentation of min-heapsize parameter.
15727 2004-08-09 Jeff Law <law@redhat.com>
15729 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
15730 (tree-ssa-threadupdate.o): Add dependencies.
15731 * tree-ssa-threadupdate.c: New file.
15732 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
15733 (rewrite_vars_out_of_ssa): Remove prototype.
15734 (cleanup_tree_cfg): Returns a bool.
15735 * tree.h (thread_through_all_blocks): Prototype.
15736 * tree-outof-ssa.c (SSANORM_*): Move into here.
15737 (remove_ssa_form): Now static.
15738 (rewrite_vars_out_of_ssa): Kill.
15739 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
15740 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
15741 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
15742 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
15743 anything was changed.
15744 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
15745 from the PHI's annotation rather than the edge associated with
15747 * tree-ssa-dom.c (redirection_edges): Kill.
15748 (redirect_edges_and_update_ssa_graph): Kill.
15749 (tree_ssa_dominator_optimize): Do not reset forwardable flag
15750 for blocks anymore. Do not initialize redirection_edges.
15751 Call thread_through_all_blocks. Simplify code for cleanup
15752 of the CFG and iterating. No longer call cleanup_tree_cfg
15753 outside the iteration loop.
15754 (thread_across_edge): No longer mess with forwardable blocks.
15756 2004-08-09 Zack Weinberg <zack@codesourcery.com>
15758 * explow.c (memory_address): Use memory_address_p.
15759 * recog.c (general_operand): Likewise.
15760 * regrename.c: No need to define REG_OK_STRICT.
15762 2004-08-09 Steven Bosscher <stevenb@suse.de>
15764 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
15766 * gcse.c: Include timevar.h.
15767 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
15768 and global_copy_prop_count.
15769 (local_const_prop_count, local_copy_prop_count): New static globals.
15770 (gcse_main): Set the right timevar for each pass.
15771 (cprop_jump): Increment global_const_prop_count when a constant is
15772 propagated. Add "GLOBAL" to dump output.
15773 (cprop_insn): Increment global_const_prop_count when a constant is
15774 propagated, or global_copy_prop_count when a copy is propagated.
15775 (do_local_cprop): Likewise for local_const_prop_count and
15776 local_copy_prop_count.
15777 (one_cprop_pass): Initialize const/cprop counters to zero.
15778 Print out results of local and global const/cprop separately.
15779 (bypass_block): Break over-length line.
15780 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
15781 for bb-reorder.o and tracer.o.
15783 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
15785 * Makefile.in (GTFILES): Remove stmt.c
15786 (stmt.o): Do not depend on gt-stmt.h.
15787 * emit-rtl.c (emit_line_note): Do not call
15788 set_file_and_line_for_stmt.
15789 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
15791 * function.c (free_after_parsing): Do not free STMT field.
15792 (allocate_struct_function): Do not call init_stmt_for_function.
15793 (assign_stack_temp_for_type): Do not accept values of keep
15795 (init_temp_slots): Do not initialize removed variables.
15796 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
15797 and X_VAR_TEMP_SLOT_LEVEL fields.
15798 * rtl.h (set_file_and_line_for_stmt): Remove.
15799 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
15800 struct stmt_status, cond_stack, case_stack, nesting_stack,
15801 nesting_depth, emit_locus, set_file_and_line_for_stmt,
15802 same_case_target_p, init_stmt_for_function, emit_nop,
15803 expand_start_cond, expand_start_elseif, expand_start_else,
15804 expand_elseif, expand_end_cond): Remove.
15805 (preserve_subexpressions_p): Remove references to CFUN->STMT.
15806 (expand_start_case, expand_end_case_type): Remove, merge into...
15807 (expand_case): ... this one, including other bits from
15808 expand_expr_real_1. Inline same_case_target_p. Turn members
15809 of CASE_STACK into local variables.
15810 (emit_case_bit_tests): Inline same_case_target_p.
15811 (add_case_node): Add HEAD argument, return new head of the list,
15812 do not handle default label here.
15813 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
15814 expand_start_elseif, current_nesting_level, expand_start_case,
15815 expand_end_case_type, expand_end_case, add_case_node,
15816 init_stmt_for_function, expand_elseif): Remove prototypes.
15817 (expand_case): Add prototype.
15819 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
15821 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
15823 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
15825 * expr.c (var_rtx): Remove.
15826 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
15827 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
15828 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
15830 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
15831 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
15832 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
15834 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
15835 Ayal Zaks <zaks@il.ibm.com>
15837 * common.opt (freschedule-modulo-scheduled-loops): New flag.
15838 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
15839 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
15840 when -freschedule-modulo-scheduled-loops flag is not specified.
15841 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
15842 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
15843 More accurate placing of insn in row of partial schedule.
15844 (ps_insn_find_column): New function.
15845 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
15846 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
15847 (schedule_region): Use sched_is_disabled_for_current_region_p.
15848 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
15850 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
15852 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
15855 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
15857 * config/i386/i386.c (ix86_expand_clrmem): Properly call
15858 gen_strset for 64bit target.
15860 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
15862 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
15864 2004-08-07 Jason Merrill <jason@redhat.com>
15866 Make return in memory explicit.
15867 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
15868 (assign_parm_find_data_types): Remove code for old front end
15869 invisible reference handling.
15870 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
15871 (expand_function_end): Likewise.
15872 * gimplify.c (gimplify_return_expr): Handle a dereferenced
15874 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
15875 (declare_return_variable): Handle DECL_BY_REFERENCE.
15876 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
15877 (cp_genericize_r): Use convert_from_reference.
15878 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
15879 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
15881 * c-common.c (c_warn_unused_result): Check TREE_USED before
15882 warning about a CALL_EXPR with an unused value.
15884 2004-08-06 Mark Mitchell <mark@codesourcery.com>
15886 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
15887 to the compiler. Use -fshort-wchar by default.
15889 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
15891 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
15892 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
15894 * doc/invoke.texi (param): Document min-crossjump-insns.
15896 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
15899 * c.opt (Wmissing-field-initializers): New option.
15900 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
15901 * c-typeck.c (pop_init_level): Guard the missing field warning with
15902 warn_missing_field_initializers rather than extra_warnings.
15903 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
15904 some of the explanation from...
15905 (-Wextra): ...here. Say that the missing field warning can be
15906 seperately controlled by -Wmissing-field-initializers.
15908 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
15910 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
15911 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
15912 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
15913 * tree.def (ENTRY_VALUE_EXPR): Remove.
15915 2004-08-06 Jakub Jelinek <jakub@redhat.com>
15917 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
15918 the places where it is actually needed. Don't use repz; stosb
15919 for -Os with sufficiently small constant sizes.
15920 For sufficiently small repz; stos{l,q} repeat counts use a sequence
15921 of stos{l,q} instructions instead.
15923 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15925 PR tree-optimization/16807
15926 * loop-iv.c (dump_iv_info): Dump invariants correctly.
15927 (iv_subreg, iv_extend): Express value of invariant purely in
15930 2004-08-06 Mark Mitchell <mark@codesourcery.com>
15932 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
15933 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
15935 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
15937 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
15938 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
15940 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
15941 pattern until reload is finished to allow better code generation
15942 and split them completely into separate instrunctions.
15943 (*andsi3_split): New pattern.
15945 2004-08-05 Mark Mitchell <mark@codesourcery.com>
15947 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
15948 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
15949 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
15950 * tree.h (handle_dll_attribute): Declare. Test
15951 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
15952 * c-common.h (c_determine_visibility): Declare.
15953 * c-common.c (c_determine_visibility): New function.
15954 * c-decl.c (finish_decl): Use it.
15955 (finish_function): Likewise.
15956 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
15957 zero, by default. Use #if, not #ifdef, to test it.
15958 * config/arm/arm.c (arm_attribute_table): Use
15959 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
15961 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
15962 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
15964 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
15965 * config/i386/i386.c (ix86_attribute_table): Use
15966 handle_dll_attribute for dllimport/dllexport. Test
15967 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
15968 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
15969 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
15971 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
15973 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
15975 * doc/extend.texi (dllexport): Clarify and correct documentation.
15976 (dllimport): Likewise.
15977 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
15978 handle_dll_attribute.
15980 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
15982 * tree-ssa-loop-manip.c: New file.
15983 * Makefile.in (tree-ssa-loop-manip.o): Add.
15984 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
15986 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
15988 (tree_ssa_loop_done): Verify loop closed ssa form.
15989 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
15991 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15993 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
15994 pa_asm_output_aligned_local): New functions.
15995 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
15996 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
15997 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
15998 pa_asm_output_aligned_common.
15999 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16000 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
16001 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
16002 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16003 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
16004 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
16005 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
16006 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
16009 2004-08-05 Andrew Pinski <apinski@apple.com>
16011 * objc/objc-act.c (build_objc_string_object): Mark the address
16012 expression as constant.
16014 2004-08-05 David Edelsohn <edelsohn@gnu.org>
16016 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
16017 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
16018 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
16020 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
16022 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
16023 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
16024 out, and associated obsolete comments.
16026 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
16028 * tree.h (force_fit_type): Return a tree, take three flags.
16029 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
16030 TREE_CONSTANT_OVERFLOW here.
16031 (int_const_binop, const_binop): Adjust.
16032 (size_int_type): Do sign extension here.
16033 (fold_convert_const, optimize_bit_field_compare,
16034 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
16035 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
16036 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
16038 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16040 PR tree-optimization/16864
16041 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
16042 for ssa names without default_def.
16044 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
16046 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
16047 frame pointer, restore eax with an ebp-relative address.
16049 2004-08-04 Geoffrey Keating <geoffk@apple.com>
16052 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
16053 * c-common.h (make_rtl_for_local_static): Delete.
16054 * c-decl.c (shadow_tag_warned): Clean up comment.
16055 (finish_decl): Clean up spacing. Use set_user_assembler_name when
16056 appropriate. Don't pass asmspec to rest_of_decl_compilation.
16057 * c-semantics.c (make_rtl_for_local_static): Delete.
16058 * expr.c (init_block_move_fn): Use set_user_assembler_name.
16059 (init_block_clear_fn): Likewise.
16060 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
16061 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
16062 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
16063 * tree.h (make_decl_rtl): Remove second parameter.
16064 (set_user_assembler_name): New.
16065 * varasm.c (set_user_assembler_name): New.
16066 (make_decl_rtl): Remove second parameter. Update callers in many
16069 2004-08-05 Adam Nemet <anemet@lnxw.com>
16071 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
16072 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
16074 * gthr-lynx.h: New file.
16075 * config/lynx-ng.h: Remove file.
16076 * config/lynx.h: Update to LynxOS 4.0.
16077 * config/t-lynx: New file.
16078 * config/i386/lynx-ng.h: Remove file.
16079 * config/i386/lynx.h: Update to LynxOS 4.0.
16080 * config/rs6000/lynxbase.h: Remove file.
16081 * config/rs6000/lynx.h: Update to LynxOS 4.0.
16082 * config/rs6000/t-lynx: New file.
16083 * doc/install.texi (Options specification): Remove reference to
16084 LynxOS from systems where --with-gnu-as makes a difference.
16086 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
16088 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
16090 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
16092 (c_cpp_builtins): Call it.
16093 * doc/cpp.texi: Update.
16095 2004-08-04 David Edelsohn <edelsohn@gnu.org>
16097 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
16100 2004-08-04 Jan Hubicka <jh@suse.cz>
16102 * basic-block.h (profile_staus): New global variable.
16103 * cfg.c (profile_status): Declare.
16104 (check_bb_profile): Break out from ....; use profile_status
16105 (dump_flow_info): ... here.
16106 * cfgbuild.c (find_basic_blocks): Set profile_status.
16107 * cfgexpand.c (tree_expand_cfg): Likewise.
16108 * predict.c (estimate_probability): Likewise.
16109 * profile.c (branch_prob): Likewise.
16110 * tree-cfg.c (build_tree_cfg): Likewise.
16111 (dump_function_to_file): Use check_bb_profile.
16112 * tree-pretty-print (dump_bb_header): Likewise.
16113 * tree-profile.c (do_tree_profiling): Cleanup.
16115 2004-08-04 Zack Weinberg <zack@codesourcery.com>
16117 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
16118 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
16119 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
16120 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
16121 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
16122 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
16123 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
16124 (ggc-none.o, errors.o): Move rule to generators section;
16125 correct dependencies.
16126 (min-insn-modes.o): Move rule to generators section; remove
16127 unnecessary explicit command; correct dependencies.
16128 (print-rtl.o, print-rtl1.o): Correct dependencies.
16129 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
16130 (mostlyclean): Update.
16132 * errors.c: Include bconfig.h not config.h. Correct comment.
16133 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
16134 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
16135 * print-rtl.c: Don't include tm_p.h.
16137 * rtl.h: Move forward-decl of struct function down where it's
16138 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
16139 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
16141 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16142 Jeff Law <law@redhat.com>
16144 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
16145 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
16146 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
16147 manipulate the duplicated ssa names.
16148 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
16149 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
16150 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
16152 (release_ssa_name): Do not release ssa names that may have multiple
16154 * tree.h (release_ssa_name_force, mark_for_rewrite,
16155 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
16156 marked_ssa_names): Declare.
16157 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
16158 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
16159 Update call to rewrite_ssa_into_ssa.
16161 2004-08-04 Mark Mitchell <mark@codesourcery.com>
16163 * defaults.h (TARGET_DECLSPEC): New macro.
16164 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
16165 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
16166 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
16167 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
16168 __declspec support.
16169 (TARGET_DECLSPEC): Define.
16170 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
16171 __declspec support.
16172 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
16173 __declspec support.
16174 (TARGET_DECLSPEC): Define.
16175 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
16176 __declspec support.
16177 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
16179 * doc/tm.texi (TARGET_DECLSPEC): Document.
16181 * doc/extend.texi: Fix typo in comment.
16183 2004-08-04 Paul Brook <paul@codesourcery.com>
16185 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
16186 (TARGET_CXX): Use it.
16187 * target.h (struct gcc_target): Add cdtor_returns_this.
16188 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
16189 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
16190 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
16192 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
16194 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
16195 low/high pair. Do range checking directly.
16196 (interpret_integer): Adjust.
16198 2004-08-04 Nick Clifton <nickc@redhat.com>
16200 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
16202 * doc/invoke.texi: Document this new switch and also the -mrenesas
16205 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
16207 * cfglayout.c (insn_locators_initialize): Update the current
16208 location before initializing a location.
16210 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16212 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
16213 (dbxout_function_end): Return after emitting the "Lscope" symbol
16214 under the same conditions that this function formerly wasn't called.
16215 Add explanatory comments.
16218 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
16222 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
16223 functions, broken out of dbxout_block.
16224 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
16225 stabs too, if it contains symbols. Use the begin_label and
16226 the Lscope label (emitted by dbxout_function_end) for the
16227 range of this block.
16229 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
16231 * doc/install.texi: Update autoconf version requirements.
16233 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16235 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
16236 * recog.c (general_operand, immediate_operand, nonmemory_operand)
16237 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
16238 * regclass.c (record_reg_classes): Likewise.
16239 * reload.c (find_reloads): Likewise.
16240 * reload1.c (reload): Likewise.
16242 2004-08-03 Zack Weinberg <zack@codesourcery.com>
16244 * gensupport.c (init_md_reader_args_cb): Renamed from
16245 init_md_reader_args. Add third option, callback function for
16246 parsing program-specific options. Add diagnosis of incorrect
16247 number of input files.
16248 (init_md_reader): Fold into init_md_reader_args_cb.
16249 (init_md_reader_args): Now a thin wrapper around
16250 init_md_reader_args_cb.
16251 * gensupport.h: Update prototypes.
16253 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
16254 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
16255 * genrecog.c: No need to diagnose lack of an input file;
16256 init_md_reader_args will handle it.
16257 * genconditions.c: Likewise, and use init_md_reader_args.
16258 * genconstants.c: Likewise, and no need to call read_md_rtx.
16260 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
16262 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
16265 2004-08-03 Mike Stump <mrs@apple.com>
16267 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
16269 * doc/invoke.texi (Darwin Options): Update to reflect above.
16271 2004-08-03 Roger Sayle <roger@eyesopen.com>
16273 PR middle-end/16790
16274 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
16275 truncations, not just global truncations.
16277 2004-08-03 Andrew Pinski <apinski@apple.com>
16280 * loop-iv.c (simplify_using_assignment): Initialize lhs.
16282 2004-08-03 Paul Brook <paul@codesourcery.com>
16284 * gcc/doc/install.texi: Document MPFR requirement.
16286 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
16288 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
16289 and mmap() explicitly instead of relying on preset autoconf cache
16291 * configure: Regenerate.
16293 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
16296 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
16298 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
16299 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
16302 * config/i386/t-gmm_malloc: New file.
16303 * config/i386/t-pmm_malloc: Likewise.
16305 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
16307 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
16308 Tanguy Fautrà <tfautre@pandora.be>
16310 * config/i386/pmm_malloc.h: New file.
16312 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
16314 * config/i386/gmm_malloc.h: New file.
16316 2004-08-03 Dale Johannesen <dalej@apple.com>
16318 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
16319 * c-common.c: Include opts.h.
16320 (c_common_get_alias_set): Fix check for a single input file.
16321 * toplev.c: Remove current_file_decl.
16324 2004-08-03 Mark Mitchell <mark@codesourcery.com>
16326 * config.gcc (arm*-*-symbianelf*): New target.
16327 * config/arm/symbian.h: New file.
16329 * gthr-gnat.c: Add visibility #pragmas.
16330 * gthr-gnat.h : Likewise.
16331 * gthr.h: Likewise.
16332 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
16333 (__ffsDI2): Likewise.
16334 (__clzSI2): Likewise.
16335 (__ctzSI2): Likewise.
16336 (__ctzDI2): Likewise.
16337 (__popcountSI2): Likewise.
16338 (__popcountDI2): Likewise.
16339 (__paritySI2): Likewise.
16340 (__parityDI2): Likewise.
16341 * libgcc2.h: Add visibility #pragmas.
16342 (__clzDI2): Add prototype.
16343 (__clzSI2): Likewise.
16344 (__ctzSI2): Likewise.
16345 (__ffsDI2): Likewise.
16346 (__ffsSI2): Likewise.
16347 (__ctzDI2): Likewise.
16348 (__popcountSI2): Likewise.
16349 (__popcountDI2): Likewise.
16350 (__paritySI2): Likewise.
16351 (__parityDI2): Likewise.
16352 * unwind-dw2-fde.h: Add visibility #pragmas.
16353 * unwind.h: Likewise.
16355 2004-08-03 David Edelsohn <edelsohn@gnu.org>
16356 Dale Johannesen <dalej@apple.com>
16357 Roger Sayle <roger@eyesopen.com>
16359 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
16360 constants more accurately. Adjust costs for FMA instructions.
16361 Add cases for most logical and float operations. Recurse into
16364 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
16366 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
16368 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
16370 * ra-build.c (conflicts_between_webs): For webs that cross a call add
16371 conflicts to regs_invalidated_by_call.
16373 2004-08-03 Paul Brook <paul@codesourcery.com>
16375 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
16377 2004-08-03 Jan Hubicka <jh@suse.cz>
16379 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
16380 ARRAY_REF argument.
16382 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
16384 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
16385 arm968es, arm10e, arm1020e, arm1022e.
16386 * invoke.texi: Update list of ARM cores.
16387 * arm-tune.md: Regenerate.
16389 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
16391 * arm/gentune.sh: New file.
16392 * arm/t-arm: New file.
16393 * arm/arm-tune.md: New file (autogenerated).
16394 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
16395 * arm.md (attribute tune): Delete. Include arm-tune.md.
16397 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
16399 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
16400 penultimate parameter. All callers adjusted.
16401 (struct prefix_list): Remove used_flag_ptr.
16402 (find_a_file): Do not set *pl->used_flag_ptr.
16403 (warn_B, warn_std_ptr): Remove.
16405 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
16406 Mostafa Hagog <mustafa@il.ibm.com>
16408 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
16410 2004-08-02 Geoffrey Keating <geoffk@apple.com>
16412 * dwarf2out.c (output_call_frame_info): Don't change data format
16413 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
16414 label. Use 'true' not '1'.
16415 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
16418 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16420 * gdbinit.in: Reflect previous changes to rtunion_def.
16422 2004-08-02 Roger Sayle <roger@eyesopen.com>
16424 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
16425 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
16427 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16429 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
16431 * langhooks.h (lang_hooks::builtin_function): Rename parameter
16432 from "class" to "bt_class".
16434 2004-08-02 Paul Brook <paul@codesourcery.com>
16436 PR rtl-optimization/15068
16437 * flow.c (init_propagate_block_info): Check condition is reversible.
16439 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16441 * gengtype.h (options::info): Change type to const char *.
16442 (enum gc_used_enum): Move out of struct type scope.
16443 * gengtype.c (create_option): Convert initializer for option::info to
16445 (adjust_field_type, walk_type, write_func_for_structure,
16446 write_root, write_roots): Remove pointless cast.
16448 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
16450 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
16452 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
16454 * rtl.h (union rtunion_def): Have all members start with the
16456 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
16457 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
16458 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
16459 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
16461 * gengtype.c (adjust_field_rtx_def): Likewise.
16462 * rtlanal.c (loc_mentioned_in_p): Likewise.
16464 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
16466 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
16467 Replace uses of mips/elf64.h with mips/elf.h
16468 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
16469 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
16470 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
16471 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
16472 (HANDLE_SYSV_PRAGMA): Delete.
16473 (ASM_OUTPUT_DEF): Fix formatting.
16474 * config/mips/elf64.h: Delete.
16476 2004-08-01 Zack Weinberg <zack@codesourcery.com>
16478 * config/ia64/ia64.c (got_symbolic_operand): Do require a
16479 symbol+offset operand to have its offset be zero mod 0x3fff
16480 when GOT entries are in use. Clarify logic in SYMBOL_REF
16481 case. Clarify comments.
16482 (ia64_expand_load_address): Split a symbol+offset load when
16483 the offset is nonzero mod 0x3fff, not 0x1fff.
16485 2004-08-01 Geoffrey Keating <geoffk@apple.com>
16487 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
16488 if trying to *store* to a non-offsettable address.
16489 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
16490 a nonoffsettable address.
16491 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
16493 (movti_string): Don't move GPRs to a nonoffsettable address.
16494 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
16496 2004-08-02 Ben Elliston <bje@au.ibm.com>
16499 * config/rs6000/altivec.h: Replace typeof with __typeof__.
16501 2004-08-01 Richard Henderson <rth@redhat.com>
16503 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
16504 variable sized types.
16506 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
16508 * doc/invoke.texi: In the MIPS options section, remove the passage
16509 saying that -mexplicit-relocs is usually disabled for -mabicalls
16510 -fno-unit-at-a-time.
16511 * config/mips/mips.c (override_options): Remove the code that enforced
16514 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
16516 * config/mips/mips.md (cprestore): Provide two alternatives, one for
16517 an in-range offset and one for an out-of-range offset. Wrap the latter
16518 in .set macro/.set nomacro if it's inside a .set nomacro block.
16520 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
16522 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
16523 (mips_restore_gp): Declare.
16524 * config/mips/mips.c (mips_add_offset): Add a scratch register
16525 argument. Reimplement in rtl only, reusing MIPS16 logic from
16526 mips_output_mi_thunk.
16527 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
16528 to mips_add_offset.
16529 (mips_gp_save_slot): Delete.
16530 (mips_restore_gp): New function.
16531 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
16532 * config/mips/mips.md (exception_receiver): Turn into a
16533 define_insn_and_split. Use mips_restore_gp to do the split.
16534 (call_internal, call_value_internal, call_value_multiple_internal): Use
16535 mips_restore_gp to restore $gp.
16537 2004-07-31 Andrew Pinski <apinski@apple.com>
16540 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
16542 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
16544 * c-decl.c (diagnose_mismatched_decls): Give error for external
16545 redeclaration of identifier declared with no linkage, not just
16546 warning with -Wtraditional. Do not check DECL_CONTEXT to give
16547 error for redeclaration with no linkage.
16549 2004-07-30 Geoffrey Keating <geoffk@apple.com>
16550 Fariborz Jahanian <fjahanian@apple.com>
16552 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
16553 non-offsettable addresses even for DImode.
16554 (rs6000_split_multireg_move): Cope with non-offsettable addresses
16555 being moved into multiple GPRs.
16557 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
16559 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
16560 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
16562 * config/rs6000/darwin-ldouble.c (isless): New macro.
16564 (nonfinite): New macro.
16566 (_xlqadd): Completely rewrite.
16567 (_xlqmul): Correct overflow handling.
16568 (_xlqdiv): Correct overflow handling.
16569 * config/rs6000/darwin-ldouble-format: New file.
16571 2004-07-30 Roger Sayle <roger@eyesopen.com>
16572 Richard Henderson <rth@redhat.com>
16574 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
16575 9 into the equivalent lea instruction.
16577 2004-07-30 Richard Henderson <rth@redhat.com>
16579 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
16580 with DECL_INITIAL if fb_lvalue.
16581 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
16582 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
16584 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
16586 2004-07-30 Diego Novillo <dnovillo@redhat.com>
16588 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
16589 pointer escapes through a function call, assume that the
16590 callee will dereference it.
16591 (add_pointed_to_var): Assume that VALUE is always an
16593 (collect_points_to_info_r): Only call add_pointed_to_var if
16594 the value is an ADDR_EXPR.
16596 2004-07-30 Diego Novillo <dnovillo@redhat.com>
16598 * tree-ssa-alias.c (create_alias_map_for): Do not get the
16599 alias set of the inner type of ARRAY_TYPEs.
16601 2004-07-29 Diego Novillo <dnovillo@redhat.com>
16603 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
16604 setting a non-register to UNDEFINED right before the call to
16607 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
16609 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
16611 2004-07-29 Diego Novillo <dnovillo@redhat.com>
16613 * tree-ssa.c (verify_flow_sensitive_alias_info): When
16614 comparing points-to sets of different pointers, make sure the
16615 second pointer is actually referenced in the code.
16617 2004-07-29 Zack Weinberg <zack@codesourcery.com>
16619 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
16620 (got_symbolic_operand): Remove unreachable code.
16621 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
16622 setjmp_operand; add entry for tls_symbolic_operand.
16623 * config/ia64/ia64-protos.h: Remove all prototypes of
16624 predicate functions.
16626 2004-07-29 Mark Mitchell <mark@codesourcery.com>
16628 * c-common.h (lang_post_pch_load): New variable.
16629 * c-pch.c (lang_post_pch_load): Define it.
16630 (c_common_read_pch): Use it.
16631 * cgraphunit.c (record_call_1): Give the front end a chance to
16632 record additional needed entities when a variable is marked as
16634 * tlink.c (recompile_files): Robustify.
16635 (scan_linker_output): If a symbol is assigned to a file,
16636 but after recompilation is not present there, issue an error
16639 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16641 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
16642 Take orig_loop argument and pass it to set_level.
16643 (schedule_sm): Pass the correct orig_loop to force_move_till.
16645 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
16647 * cfgloop.c (update_latch_info): Update dominator of the new block.
16648 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
16650 * dominance.c (verify_dominators): Check that the dominance tree is
16652 (recount_dominator): Ignore unreachable blocks.
16653 (iterate_fix_dominators): Cleanup old dominance information before
16656 2004-07-29 Diego Novillo <dnovillo@redhat.com>
16658 * tree-ssa-operands.c (get_expr_operands): Revert changes
16659 to ADDR_EXPR processing introduced by:
16660 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16661 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
16663 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
16665 * doc/implement-c.texi: Add C90 subclause references. Point to
16666 preprocessor documentation instead of duplicating it. Add points
16667 only present in C90. Fill in documentation for all points.
16669 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16671 * pa.c (output_movb): Correct typo.
16673 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
16675 * ra.h (single_reg_in_regclass): Declare.
16676 * ra.c (single_reg_in_regclass): Define.
16677 (first_hard_reg): New.
16678 (init_ra): Initialize single_reg_in_regclass.
16679 * ra-colorize.c (ok_class): New.
16680 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
16682 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
16684 * gcov-io.h: Allow zero tag as EOF indicator.
16685 (gcov_is_eof): Remove.
16686 (gcov_truncate): Remove.
16687 * gcov-io.c (gcov_seek): Always SEEK_SET.
16688 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
16690 * coverage.c (read_counts_file): Don't use gcov_is_eof.
16691 * gcov-dump.c (dump_file): Likewise.
16692 * gcov.c (read_graph_file, read_count_file): Likewise.
16694 * c-decl.c (complete_array_type): Don't gratuitously copy
16695 maxindex. Check it always has a type.
16697 2004-07-29 Steven Bosscher <stevenb@suse.de>
16699 * rtl.c (currently_expanding_to_rtl): New.
16700 * rtl.h (currently_expanding_to_rtl): Export it.
16701 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
16703 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
16705 * config/sh/sh.c: Replace rtx_equal_function_value_matters
16706 with currently_expanding_to_rtl.
16707 * config/sh/sh.md: Likewise.
16708 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
16710 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
16712 Introduce sh2a support.
16713 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
16714 * config.gcc: Build multilibs for sh2a and sh2a-single by
16716 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
16717 default. Split their tests out of the corresponding SH4
16719 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
16720 multilibs for SH2a.
16721 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
16722 * config.gcc: Handle sh2a multilibs and cpu selection.
16723 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
16724 * config/sh/t-mlib-sh2a: New.
16725 * config/sh/t-mlib-sh2a-nofpu: New.
16726 * config/sh/t-mlib-sh2a-single: New.
16727 * config/sh/t-mlib-sh2a-single-only: New.
16728 2004-07-09 Nick Clifton <nickc@redhat.com>
16730 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
16731 -ml and -m2a are used together.
16732 2004-03-23 DJ Delorie <dj@redhat.com>
16733 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
16734 when we have a double-sized FPU.
16735 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
16736 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
16738 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
16739 -msh2a-single and -msh2a-single-only
16740 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
16741 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
16743 2004-02-20 DJ Delorie <dj@delorie.com>
16744 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
16745 2004-02-20 Fred Fish <fnf@redhat.com>,
16746 Corinna Vinschen <vinschen@redhat.com>
16747 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
16748 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
16749 2004-02-18 DJ Delorie <dj@redhat.com>
16750 * config/sh/sh.c (broken_move): Add support for movi20.
16751 * config/sh/sh.h: Likewise.
16752 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
16753 * config/sh/sh.md (udivsi3_sh2a): New.
16754 (udivsi3): Call it.
16755 (divsi3_sh2a): New.
16758 (ashlsi3_sh2a): New.
16759 (ashrsi3_sh2a): New.
16760 (lshrsi3_sh2a): New.
16761 (movsi_i): Disable for sh2a.
16762 (movsi_ie): Add movi20.
16763 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
16764 sh2a, for -m2a-nofpu mode.
16765 2004-02-13 DJ Delorie <dj@redhat.com>
16766 * config/sh/lib1funcs.asm: Handle double vs single better.
16767 * config/sh/sh.h: Likewise.
16768 2004-02-09 DJ Delorie <dj@redhat.com>
16769 * config/sh/crt1.asm: Add support for sh2a.
16770 * config/sh/elf.h: Likewise.
16771 * config/sh/lib1funcs.asm: Likewise.
16772 * config/sh/sh.c: Likewise.
16773 * config/sh/sh.md: Likewise.
16774 * config/sh/sh.h: Likewise.
16775 * config/sh/t-sh: Likewise.
16777 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
16779 * config/frv/frv.md (movqi_internal, movhi_internal,
16780 movsi_internal): Add backup alternatives for memory inputs.
16782 2004-07-28 Matt Austern <austern@apple.com>
16784 * config/darwin.c (darwin_one_byte_bool): New global variable.
16785 * config/darwin.h (darwin_one_byte_bool): Declare.
16786 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
16787 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
16788 value of darwin_one_byte_bool.
16789 * doc/invoke.texi: Document -mone-byte-bool flag.
16791 2004-07-28 Eric Christopher <echristo@redhat.com>
16793 * c-common.c (c_common_unsafe_for_reeval): Delete.
16794 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
16795 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
16796 * calls.c (fix_unsafe_tree): Delete.
16797 (expand_call): Delete code which used above.
16798 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
16799 * expr.c (expand_expr_real_1): Ditto.
16800 * fold-const.c (non_lvalue): Ditto.
16801 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
16802 (lhd_unsafe_for_reeval): Ditto.
16803 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
16804 * langhooks.h (unsafe_for_reeval): Ditto.
16805 (unsave_expr_now): Adjust comment.
16806 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
16807 (estimate_num_insns_1): Ditto.
16808 * tree-pretty-print.c (dump_generic_node): Ditto.
16809 * tree.c (expr_align): Ditto.
16810 (unsave_expr): Delete.
16811 (unsafe_for_reeval): Ditto.
16812 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
16813 * tree.def (UNSAVE_EXPR): Delete.
16814 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
16816 2004-07-28 Zack Weinberg <zack@codesourcery.com>
16818 * tree.h (enum tls_model): Move ...
16819 * coretypes.h: ... here.
16821 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
16823 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
16825 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
16827 * cse.c (validate_canon_reg): New function, split out from...
16828 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
16830 2004-07-28 Diego Novillo <dnovillo@redhat.com>
16832 * tree-ssa-alias.c (maybe_create_global_var): Don't just
16833 return if .GLOBAL_VAR has been created.
16835 2004-07-28 Diego Novillo <dnovillo@redhat.com>
16837 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
16838 every variable that may have aliases, not just tags.
16840 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
16842 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
16843 move_from_CR_eq_bit.
16844 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
16847 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
16850 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
16851 output_e500_flip_eq_bit.
16853 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
16854 output_e500_flip_eq_bit.
16855 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
16856 output_e500_flip_eq_bit.
16857 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
16858 (print_operand): case D. Get to EQ bit.
16860 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
16862 * gcov.c (function_summary): Add missing \n.
16864 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
16866 Introduce sh4a support.
16867 * config.gcc: Handle sh4a multilibs and cpu selection.
16868 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
16869 * config/sh/t-mlib-sh4a: New.
16870 * config/sh/t-mlib-sh4al: New.
16871 * config/sh/t-mlib-sh4a-nofpu: New.
16872 * config/sh/t-mlib-sh4a-single: New.
16873 * config/sh/t-mlib-sh4a-single-only: New.
16874 2004-02-20 DJ Delorie <dj@redhat.com>
16875 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
16876 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
16877 2003-08-22 Eric Christopher <echristo@redhat.com>
16878 * config/sh/sh4a.md: Update for chip errata.
16879 2003-08-07 Eric Christopher <echristo@redhat.com>
16880 * config/sh/sh4a.md: New file. sh4a processor description.
16881 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
16882 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
16884 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
16885 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
16886 * doc/invoke.texi (SH Options): Document -m4al.
16887 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
16888 * config/sh/sh.c (expand_block_move): Remove commented-out code
16889 checked in by mistake.
16890 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
16891 single elements from SFmode vectors.
16892 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
16894 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
16895 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
16896 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
16897 sh_fsca_int2sf): Remove variable declarations.
16898 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
16899 sh_fsca_int2sf): New functions.
16900 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
16901 sh_fsca_int2sf_rtx): New static variables.
16902 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
16903 sh_fsca_int2sf): Declare.
16904 * config/sh/sh.md: Adjust.
16905 * doc/invoke.texi (SH Options): Document new options.
16906 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
16907 compatibility from SH4 code.
16908 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
16909 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
16911 (memory_movsrc_operand): Renamed to...
16912 (unaligned_load_operand): ... this. Simplified.
16913 * config/sh/sh.h (PREDICATE_CODES): Adjust.
16914 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
16915 input operand to SImode, and adjust the others. Introduce
16916 post-increment by peephole.
16917 * config/sh/sh.c (expand_block_move): Give the target address the
16918 same mode as the temp reg.
16919 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
16921 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
16922 Introduce support for SH4a.
16923 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
16924 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
16925 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
16926 sh_fsca_int2sf): New.
16927 (sh_init_builtins): Initialize them.
16928 (print_operand): Support `d'.
16929 (expand_block_move): Use movua if src is misaligned.
16930 (memory_movsrc_operand): New.
16931 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
16932 and one of the SH4 macros.
16933 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
16934 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
16935 SELECT_SH4A_SINGLE): New.
16936 (TARGET_NONE): Add SH4A_BIT.
16937 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
16938 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
16939 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
16940 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
16941 (enum processor_type): Added PROCESSOR_SH4A.
16942 (PREDICATE_CODES): Add memory_movsrc_operand.
16943 * config/sh/sh.md: Removed unused variables.
16944 (attr cpu): Add sh4a.
16945 (attr type): Add movua, fsrra and fsca.
16946 (prefetch): New, for SH4.
16947 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
16948 (toggle_sz): Set type to fp.
16949 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
16950 (movua, extv, extzv): New.
16951 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
16952 and 4a-single-only.
16954 2004-07-28 Diego Novillo <dnovillo@redhat.com>
16956 * tree-optimize.c (init_tree_optimization_passes): Schedule
16957 pass_may_alias right after the program is renamed into SSA.
16958 * tree-pass.h (PROP_alias): Define.
16959 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
16960 * tree-sra.c (pass_sra): Likewise.
16961 * tree-ssa-ccp.c (pass_ccp): Likewise.
16962 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
16963 * tree-ssa-dce.c (pass_dce): Likewise.
16964 * tree-ssa-dom.c (pass_dominator): Likewise.
16965 * tree-ssa-dse.c (pass_dse): Likewise.
16966 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16967 * tree-ssa-loop-ch.c (pass_ch): Likewise.
16968 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
16969 * tree-ssa-pre.c (pass_pre): Likewise.
16970 * tree-tailcall.c (pass_tail_recursion): Likewise.
16971 * tree-ssa.c (pass_redundant_phi): Likewise.
16972 * tree-ssa-alias.c (aliases_computed_p): Remove.
16974 (init_alias_info): Do not mark all type tags for renaming
16976 Clear may_aliases from every symbol.
16977 (setup_pointers_and_addressables): If a pointer has not been
16978 dereferenced and it had a type tag, clear it and mark the old
16981 2004-07-28 Diego Novillo <dnovillo@redhat.com>
16983 PR tree-optimization/16705
16984 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
16987 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16989 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
16992 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
16993 don't make another one.
16995 PR optimization/15077
16996 * function.h (struct function): Add field saved_static_chain_decl.
16997 Fix comment for static_chain_decl.
16998 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
16999 * tree-inline.h (save_body): Add new arg.
17000 * tree-optimize.c (tree_rest_of_compilation): Handle saving
17003 2004-07-27 Richard Henderson <rth@redhat.com>
17005 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
17006 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
17007 is_gimple_addressable.
17008 * tree-gimple.c (is_gimple_addressable): Rename from
17009 is_gimple_addr_expr_arg; accept INDIRECT_REF.
17010 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
17011 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
17012 rename to is_gimple_addressable.
17014 2004-07-28 Alan Modra <amodra@bigpond.net.au>
17016 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
17018 2004-07-27 Richard Henderson <rth@redhat.com>
17020 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
17023 2004-07-27 Zack Weinberg <zack@codesourcery.com>
17025 * libgcc2.c: Change all conditionals testing
17026 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
17027 * libgcc2.h: Likewise.
17028 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
17029 TYPE_PRECISION of float80_type to 80.
17030 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
17031 of fpreg_type and float80_type to 80.
17032 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
17033 * config/m68k/netbsd-elf.h:
17034 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
17035 to evaluate to 80 whenever they would formerly have evaluated to 96.
17036 * config/i386/sco5.h: Remove unnecessary redefinition of
17037 LONG_DOUBLE_TYPE_SIZE.
17038 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
17039 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
17040 XFmode, with a bitsize of 80. Update commentary.
17041 * config/ia64/ia64-modes.def: Likewise.
17042 * config/m68k/m68k-modes.def: Likewise.
17044 2004-07-27 Steven Bosscher <stevenb@suse.de>
17046 * cfgexpand.c (tree_expand_cfg): Fix comment.
17048 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
17049 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
17051 (prepare_function_start): Don't set rtx_equal_function_value_matters.
17052 * integrate.c (copy_rtx_and_substitute): Don't test for it.
17053 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
17054 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
17055 here again. Update leading comment.
17056 * rtl.c (rtx_equal_function_value_matters): Remove.
17057 (rtx_equal_p): Don't test for it.
17058 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
17061 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
17062 * rtl.c (note_insn_name): Likewise.
17063 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
17064 * final.c (final_scan_insn): Likewise.
17066 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
17067 * passes.c (rest_of_handle_eh): Do it here.
17069 * stmt.c (struct nesting): Remove struct nesting block member.
17070 (struct stmt_status): Remove x_block_start_count field.
17071 (current_block_start_count): Remove.
17073 2004-07-27 Brian Booth <bbooth@redhat.com>
17075 * tree-optimize.c (register_one_dump_file): Update condition that uses
17076 static_pass_number.
17077 (dup_pass_1): Replace with...
17078 (next_pass_1): This.
17079 (NEXT_PASS): Call next_pass_1.
17080 (DUP_PASS): Remove.
17081 (init_tree_optimization_passes): Remove uses of DUP_PASS.
17082 (execute_one_pass): Update condition that uses
17083 static_pass_number.
17084 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
17087 2004-07-27 Nick Clifton <nickc@redhat.com>
17089 * config/m32r/m32r.c: Include integrate.h in order to get the
17090 prototype for get_hard_reg_initial_val().
17092 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
17093 and tidy up indentation.
17094 (final_presence_set): Use absence_set instead, so that if there is
17095 nothing in the "o" pipe the "s" pipe can be scheduled.
17097 2004-07-27 Diego Novillo <dnovillo@redhat.com>
17099 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
17100 don't have PT_VARS nor PT_MALLOC set.
17101 Clear name tag from pointers that have not been dereferenced.
17102 (set_pt_anything, set_pt_malloc): Forward declare.
17103 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
17104 not type compatibility when determining if a pointer can be
17107 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
17109 * expr.h (canonicalize_condition, get_condition): Add an int argument.
17110 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
17111 it to check whether the condition is still valid at the jump insn.
17112 * ifcvt.c (noce_get_condition): Likewise.
17113 (noce_get_alt_condition): Update call to canonicalize_condition.
17114 * loop-iv.c (simplify_using_initial_values): Update call to
17115 get_condition. Remove FIXME.
17116 (check_simple_exit): Update call to get_condition.
17117 * loop-unswitch.c (may_unswitch_on): Likewise.
17118 * loop.c (check_dbra_loop): Likewise.
17119 (canonicalize_condition, get_condition): Add an argument to say whether
17120 the condition must still be valid at INSN.
17121 (get_condition_for_loop): Update call to get_condition. Require that
17122 the condition be valid at INSN.
17123 * predict.c (estimate_probability): Update call to get_condition.
17124 Remove unused earliest parameter.
17125 (expected_value_to_br_prob): Update call to canonicalize_condition.
17127 2004-07-26 Eric Christopher <echristo@redhat.com>
17129 * tree-dfa.c (add_referenced_var): Register initializers of global
17132 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
17134 * config/i386/i386.c (function_arg): Always treat 8-
17135 and 16-byte wide vectors the same, even if MMX/SSE
17137 (contains_128bit_aligned_vector_p): Add comment.
17139 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
17141 * ra.h (enum node_type): Rename to:
17142 (enum ra_node_type).
17143 * ra-colorize.c: Likewise.
17145 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
17147 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
17148 after simplifying the jump.
17150 2004-06-26 Richard Henderson <rth@redhat.com>
17152 * calls.c (combine_pending_stack_adjustment_and_call): Make
17153 preferred_unit_stack_boundary argument unsigned. Make
17154 unadjusted_alignment unsigned.
17155 (expand_call): Make preferred_stack_boundary and
17156 preferred_unit_stack_boundary variables unsigned.
17157 * function.c (assign_stack_local_1): Make alignment unsigned.
17158 * function.h (struct function): Make stack_alignment_needed,
17159 preferred_stack_boundary unsigned.
17160 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
17161 (ix86_compute_frame_layout): Make stack_alignment_needed,
17162 preferred_alignment variables unsigned.
17163 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
17165 2004-07-26 Tom Tromey <tromey@redhat.com>
17167 * tree.h: Fix typo in comment.
17169 2004-07-26 Daniel Jacobowitz <dan@debian.org>
17172 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
17173 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
17174 (ggc_free): Remove incorrect freeing.
17175 (sweep_pages): Advance PP for large pages. Fix indentation.
17177 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
17179 PR rtl-optimization/16643
17180 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
17181 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
17182 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
17183 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
17184 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
17185 * function.c (thread_prologue_and_epilogue_insns): Likewise.
17186 * rtl.h (tracer): Add a flags parameter.
17187 * tracer.c (tracer): Pass it to cfg_layout_initialise.
17188 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
17189 (rest_of_handle_reorder_blocks): Update calls to tracer and
17190 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
17191 (rest_of_handle_tracer): Pass 0 to tracer.
17192 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
17194 2004-07-25 David Edelsohn <edelsohn@gnu.org>
17197 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
17200 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
17202 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
17203 (BINFO_BASE_ACCESS): Adjust.
17204 (BINFO_BASE_ACCESS_APPEND): New.
17205 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
17206 * dbxout.c (dbxout_type): Adjust binfo access accessing.
17207 * dwarf2out.c (gen_member_die): Likewise.
17208 * tree-dump.c (deque_and_dump): Likewise.
17210 2004-07-26 Falk Hueffner <falk@debian.org>
17212 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
17215 2004-07-25 Roger Sayle <roger@eyesopen.com>
17217 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
17218 value off of the stack if TARGET_USE_FFREEP.
17220 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17222 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
17223 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
17224 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
17225 check on invocation of XRESIZEVEC ().
17227 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17229 * c-common.c (disable_builtin_function): Rename variable n to
17230 new_disabled_builtin.
17231 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
17232 Rename local variable old to old_decl.
17233 * gensupport.c (shift_output_template): Rename parameter old to src.
17234 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
17235 old_rtx and newx to new_rtx.
17237 2004-07-26 Bernardo Innocenti <bernie@develer.com>
17239 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
17241 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
17243 * c-lex.c: Likewise.
17245 2004-07-25 Roger Sayle <roger@eyesopen.com>
17247 * fold-const.c (constant_boolean_node): Make extern.
17248 (make_range): Wrap long lines.
17249 (fold_cond_expr_with_comparison): Remove unnecessary call to
17250 pedantic_non_lvalue. Add missing calls to fold_convert.
17251 (fold_truthop): Add missing calls to fold_convert.
17253 * tree.h (constant_boolean_node): Add prototype here.
17254 * builtins.c (expand_builtin_strncmp): Add missing calls to
17256 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
17257 Call fold_convert and constant_boolean_node to correct types.
17258 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
17259 missing call to fold_convert to correct types.
17261 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
17262 Brian Ryner <bryner@brianryner.com>
17266 * c-common.c (c_common_attribute_table): Allow
17267 handle_visibility_attribute to be called for types.
17268 (handle_visibility_attribute) When given a type, set the visibility
17269 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
17270 so that we can check later whether the attribute was present. Added
17271 warning if attribute applied to non class type.
17272 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
17273 decls and checking that they are consistent.
17274 * common.opt: Added -fvisibility.
17275 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
17276 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
17277 * flags.h, tree.h: Added assorted support defines for overall patch
17278 * opts.c: Added parsing support for -fvisibility.
17279 * tree.c (build_decl): Set visibility for all decls to be whatever
17280 is in force at that time.
17281 * varasm.c (default_binds_local_p_1): Reworked logic determining
17282 when to make a symbol locally bound.
17283 * doc/invoke.texi: Added documentation for -fvisibility and
17284 -fvisibility-inlines-hidden.
17286 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17288 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
17289 * c-common.c: Add missing casts from void * to other types.
17290 * c-decl.c: Likewise.
17291 * c-format.c: Likewise.
17292 * c-lex.c: Likewise.
17293 * c-pragma.c: Likewise.
17294 * c-typeck.c: Likewise.
17295 * defaults.h: Likewise.
17296 * genconstants.c: Likewise.
17297 * gengtype-lex.l: Likewise.
17298 * genmodes.c: Likewise.
17299 * read-rtl.c: Likewise.
17302 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17304 * bitmap.c: Use type-safe memory allocation macros from libiberty.
17305 * c-common.c: Likewise.
17306 * c-decl.c: Likewise.
17307 * c-lang.c: Likewise.
17308 * c-lex.c: Likewise.
17309 * c-opts.c: Likewise.
17310 * c-parse.in: Likewise.
17311 * c-typeck.c: Likewise.
17312 * genconditions.c: Likewise.
17313 * gengtype-lex.l: Likewise.
17314 * gengtype-yacc.y: Likewise.
17315 * gengtype.c: Likewise.
17316 * genmodes.c: Likewise.
17317 * gensupport.c: Likewise.
17318 * read-rtl.c: Likewise.
17319 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
17322 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17324 * c-decl.c (groktypename, groktypename_in_param_context): Rename
17325 variable typename to type_name.
17326 * c-lex.c (interpret_float): Likewise.
17328 2004-07-25 Roger Sayle <roger@eyesopen.com>
17330 * convert.c (convert_to_real, convert_to_integer,
17331 convert_to_complex): Replace calls to build with calls to buildN.
17332 * coverage.c (tree_coverage_counter_ref): Likewise.
17333 * dojump.c (do_jump): Likewise.
17334 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
17335 * emit-rtl.c (component_ref_for_mem_expr,
17336 set_mem_attributes_minus_bitpos): Likewise.
17337 * explow.c (update_nonlocal_goto_save_area): Likewise.
17338 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
17339 expand_mult_add): Likewise.
17340 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
17341 store_constructor, get_inner_reference, expand_expr_real_1,
17342 try_casesi, try_tablejump): Likewise.
17343 * function.c (expand_function_start): Likewise.
17344 * stmt.c (emit_case_bit_tests, expand_end_case_type,
17345 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
17346 * stor-layout.c (place_union_field, layout_type): Likewise.
17347 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
17348 * varasm.c (copy_constant): Likewise.
17350 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17352 * c-common.c: Rename all identifiers named `new'.
17353 * c-decl.c: Likewise.
17354 * gensupport.c: Likewise.
17355 * simplify-rtx.c: Likewise.
17356 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
17358 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
17361 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
17364 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
17365 declarations until after calling pushdecl.
17366 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
17367 "extern" and not on whether the declaration is initialized.
17369 2004-07-25 Daniel Jacobowitz <dan@debian.org>
17371 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
17372 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
17373 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
17374 "cpplib.h", "c-pragma.h", "c-common.h".
17375 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
17376 (solaris_register_pragmas): New functions.
17377 * config/sol2-protos.h: New file.
17378 * config/sol2.c: New file.
17379 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
17380 (REGISTER_TARGET_PRAGMAS): New macros.
17381 (solaris_pending_aligns, solaris_pending_inits)
17382 (solaris_pending_finis): New variables.
17383 * config/t-sol2 (sol2-c.o): Update dependencies.
17384 (sol2.o): New rule.
17385 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
17386 SUBTARGET_INSERT_ATTRIBUTES.
17387 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
17388 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
17389 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
17390 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
17391 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
17392 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
17393 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
17394 * config/sparc/sparc.c (sparc_attribute_table): New.
17395 (TARGET_INSERT_ATTRIBUTES): Define in terms of
17396 SUBTARGET_INSERT_ATTRIBUTES.
17397 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
17399 * doc/extend.texi (Solaris Pragmas): New section.
17401 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17403 * c-common.c: Rename all identifiers named `class' to `cl'.
17404 * c-common.h: Likewise.
17405 * c-parse.in: Likewise.
17406 * c-typeck.c: Likewise.
17407 * genmodes.c: Likewise.
17408 * real.c: Likewise.
17409 * real.h: Likewise.
17410 * recog.c: Likewise.
17411 * recog.h: Likewise.
17412 * regrename.c: Likewise.
17413 * tree.h: Likewise.
17414 * c-common.c (builtin_function_2): Change type of 5th parameter from
17415 int to enum built_in_function. Change type of 8th parameter from int
17417 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
17419 * c-typeck.c (convert_arguments): Change type of formal_prec from
17420 int to unsigned int.
17421 * genmodes.c (blank_mode): Make a few negative constants unsigned.
17422 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
17423 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
17424 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
17425 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
17426 iterator to for_all_modes () instead of an enum because enums can't
17427 be incremented in C++.
17430 2004-07-25 Daniel Jacobowitz <dan@debian.org>
17432 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
17435 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17437 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
17438 Handle ARRAY_RANGE_REF like ARRAY_REF.
17440 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
17442 * c-typeck.c (digest_init): Don't allow arrays of signed or
17443 unsigned variants of wchar_t to be initialized by wide string
17444 constants. Do allow arrays of enumerated types compatible with
17445 wchar_t to be initialized by wide string constants. Refine tests
17446 distinguishing wide and narrow strings and arrays. Give specific
17447 error for arrays of other integer types initialized by string
17449 (output_init_element, process_init_element): Check for
17450 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
17451 initializing with string constants.
17453 2004-07-25 Richard Henderson <rth@redhat.com>
17455 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
17456 on the RESULT_DECL.
17457 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
17458 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
17459 DECL_IGNORED_P to new decl.
17461 2004-07-24 Zack Weinberg <zack@codesourcery.com>
17463 * config/ia64/ia64.c (general_xfmode_operand)
17464 (destination_xfmode_operand): Delete.
17465 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
17466 * config/ia64/ia64.md (*movxf_internal): Use general_operand
17467 and destination_operand.
17469 2004-07-24 Alexander Kabaev <kan@freebsd.org>
17471 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
17472 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
17474 2004-07-24 Alexander Kabaev <kan@freebsd.org>
17475 Zack Weinberg <zack@codesourcery.com
17478 * c-decl.c (diagnose_mismatched_decls): Don't issue a
17479 redundant-declaration warning the first time a builtin is
17480 declared explicitly.
17482 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17484 * tree.h (staticp): Change return type to bool.
17486 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17488 * c-common.c (c_staticp): Last episode of the staticp saga.
17490 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17492 * c-common.h (c_staticp): Change return type from int to bool.
17493 * tree.c (staticp): Likewise.
17494 * langhooks.h (staticp): Likewise.
17496 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17498 * langhooks-def.h (lhd_staticp): Change return type from int to
17499 bool in prototype to match definition.
17501 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17503 * system.h (bool, true, false): Don't redefine as preprocessor macros
17506 2004-07-24 Roger Sayle <roger@eyesopen.com>
17508 * expmed.c (init_expmed): A signed modulus by a power of two is
17509 considered cheap if its less than or equal to four instructions.
17511 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17513 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
17514 GGC_CNEWVAR): New macros.
17516 2004-07-25 Bernardo Innocenti <bernie@develer.com>
17518 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
17520 * c-decl.c: Likewise.
17521 * c-format.c: Likewise.
17522 * c-lex.c: Likewise.
17523 * c-opts.c: Likewise.
17524 * c-pragma.c: Likewise.
17525 * c-typeck.c: Likewise.
17526 * gencheck.c: Likewise.
17527 * genconditions.c: Likewise.
17528 * genconfig.c: Likewise.
17529 * genflags.c: Likewise.
17530 * gengtype.c: Likewise.
17531 * gensupport.c: Likewise.
17532 * ggc-none.c: Likewise.
17533 * langhooks.c: Likewise.
17534 * statistics.h: Likewise.
17535 * stub-objc.c: Likewise.
17536 * java/decl.c: Likewise.
17538 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
17540 * config/m68k/m68k.c (output_scc_di): Fix coding style.
17541 (symbolic_operand): Fix prototype.
17542 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
17543 * config/m68k/m68k.md: Add constants for registers a0 and sp and
17544 use them, change from the "{...}" syntax to the simpler {...}
17546 (*cfv4_extendqisi2): Fix destination predicate.
17547 * config/m68k/m68k-protos.h: Remove various declarations also
17548 generated via PREDICATE_CODES.
17550 2004-07-23 Mike Stump <mrs@apple.com>
17552 * c-typeck.c (convert_for_assignment): Tightened up pointer
17553 converstions that differ in signedness.
17555 2004-07-23 Zack Weinberg <zack@codesourcery.com>
17557 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
17559 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17561 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
17562 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
17564 * gimplify.c (gimplify_compound_lval): Check for no handled
17565 operations, rather than checking for explicit list of nodes.
17566 (is_gimple_addr_expr_arg_or_indirect): New function.
17567 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
17568 redundant setting of TREE_INVARIANT.
17569 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
17570 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
17572 2004-07-23 Diego Novillo <dnovillo@redhat.com>
17574 PR tree-optimization/16688
17575 PR tree-optimization/16689
17576 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
17577 unnecessary initialization of 'tag'.
17578 (get_tmt_for): Check that the new type tag has the same alias
17579 set as the pointed-to type.
17580 (group_aliases): Only regular variables need to be removed
17581 from the alias set of a name tag.
17582 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
17583 propagation if the two types are not compatible.
17584 (merge_alias_info): Rename from replace_ssa_names_ann.
17586 (replace_exp_1): If both arguments are SSA_NAMEs, check that
17587 the propagation can be done.
17588 Only call merge_alias_info on pointers.
17589 (propagate_value): Likewise.
17590 * tree-ssa-copyrename.c: Include langhooks.h.
17591 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
17593 Do not coalesce variables with incompatible types.
17594 (rename_ssa_copies): Call replace_ssa_name_symbol.
17595 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
17596 the same type as the underlying _DECL.
17597 * tree-ssanames.c (replace_ssa_name_symbol): New function.
17598 * tree.h (replace_ssa_name_symbol): Declare.
17600 2004-07-23 Richard Henderson <rth@redhat.com>
17603 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
17604 unshare it properly.
17605 (gimplify_modify_expr_rhs): Push assignment from a conditional into
17606 the conditional for all non-register types.
17608 2004-07-23 Richard Henderson <rth@redhat.com>
17610 * expr.c (expand_expr_real_1): Don't handle non-local variables.
17611 * expr.h (fix_lexical_addr): Remove.
17612 * function.c (NEED_SEPARATE_AP): Remove.
17613 (fix_lexical_addr): Remove.
17614 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
17615 not null decl_function_context.
17616 (create_alias_vars): Likewise.
17617 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
17618 (simple_goto_p): Likewise.
17619 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
17620 * tree-ssa-ccp.c (get_default_value): Likewise.
17621 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17622 * tree.c (needs_to_live_in_memory): Likewise.
17623 * tree-flow-inline.h (may_be_aliased): Move...
17624 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
17625 when TREE_STATIC variables may be addressable.
17627 2004-07-24 Jakub Jelinek <jakub@redhat.com>
17629 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
17631 2004-07-23 Zack Weinberg <zack@codesourcery.com>
17633 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
17634 bitmap contents if GENERATOR_FILE is defined.
17635 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
17636 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
17638 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
17640 * c-decl.c (start_function): Form composite type of function types
17641 rather than copying type from previous prototype declaration.
17643 2004-07-23 Janis Johnson <janis187@us.ibm.com>
17645 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
17646 the const qualifier for the second argument in the C++ functions.
17648 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
17649 specific pointer types.
17651 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
17652 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
17653 for vector bool and/or vector pixel, add C++ and C missing support.
17654 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
17655 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
17656 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
17657 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
17658 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
17659 missing C++ and C support for vector bool and/or vector pixel.
17660 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
17661 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
17662 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
17663 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
17664 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
17665 C++ and C types used for vector bool and/or vector pixel.
17666 (vec_st, vec_stl): Add C++ support for vector pixel.
17667 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
17668 (vec_all_ne): Add C++ support for vector pixel.
17670 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
17671 (vec_vmulesb): Add missing C++ function.
17672 (vec_perm): Fix type of third argument in C++ function.
17673 (vec_vsum4shs): Fix C++ function name.
17674 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
17675 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
17676 argument passed to the error handler in C macro.
17677 (vec_nmsub): Remove extra parens around argument names in C macro.
17678 (vec_packpx): Add missing parens in C macro.
17680 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
17682 * machmode.def: Remove vector modes.
17683 * config/alpha/alpha-modes.def: Add supported vector modes.
17684 * config/arm/arm-modes.def: Likewise.
17685 * config/frv/frv-modes.def: Likewise.
17686 * config/i386/i386-modes.def: Likewise.
17687 * config/rs6000/rs6000-modes.def: Likewise.
17688 * config/sh/sh-modes.def: Likewise.
17690 2004-07-23 Matthias Klose <doko@debian.org>
17692 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
17693 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
17694 * config.h: Regenerate.
17695 * configure: Likewise.
17697 2004-07-22 Mark Mitchell <mark@codesourcery.com>
17699 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
17700 generated SYMBOL_REFs for labels.
17701 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
17703 (machopic_stub_name): Remove.
17704 (machopic_indirection_name): New function.
17705 (machopic_mcount_stub_name): Likewise.
17706 (machopic_classify_name): Remove.
17707 (machopic_function_base_sym): New function.
17708 (machpoic_classify_symbol): Likewise.
17709 (machopic_classify_ident): Remove.
17710 (machopic_define_ident): Likewise.
17711 (machopic_define_name): Likewise.
17712 (machopic_name_defined_p): Likewise.
17713 (machopic_ident_defined_p): Likewise.
17714 (darwin_strip_name_encoding): Likewise.
17715 (machopic_define_symbol): New function.
17716 * config/darwin.c (hashtab.h): Include.
17717 (machopic_defined_list): Remove.
17718 (machopic_classify_ident): Likewise.
17719 (machopic_classify_name): Likewise.
17720 (machopic_ident_defined_p): Likewise.
17721 (machopic_define_ident): Likewise.
17722 (machopic_define_name): Likewise.
17723 (machopic_symbol_defined_p): New function.
17724 (machopic_classify_symbol): Likewise.
17725 (machopic_data_defined_p): Use machopic_classify_symbol.
17726 (machopic_define_symbol): New function.
17727 (machopic_function_base_sym): New function.
17728 (machopic_non_lazy_pointers): Remove.
17729 (machopic_non_lazy_ptr_name): Likewise.
17730 (machopic_stubs): Likewise.
17731 (machopic_stub_name): Likewise.
17732 (NON_LAZY_POINTER_SUFFIX): New macro.
17733 (STUB_SUFFIX): Likewise.
17734 (machopic_indirection): New structure.
17735 (machopic_indirections): New variable.
17736 (machopic_indirection_hash): New function.
17737 (machopic_indirection_eq): Likewise.
17738 (machopic_indirection_name): Likewise.
17739 (machopic_mcount_stub_name): New function.
17740 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
17742 (machopic_indirect_data_reference): Rework to use new functions.
17743 (machopic_indirect_call_target): Likewise.
17744 (machopic_legitimize_pic_address): Likewise.
17745 (machopic_output_indirection): New function.
17746 (machopic_finish): Use it.
17747 (machopic_operand_p): Rework to use new functions.
17748 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
17749 (darwin_strip_name_encoding): Remove.
17750 (update_non_lazy_ptrs): Remove.
17751 (update_stubs): Likewise.
17752 (darwin_non_lazy_pcrel): Use new functions.
17753 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
17754 (ASM_OUTPUT_LABELREF): Likewise.
17755 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
17756 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
17757 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
17758 (TARGET_STRIP_NAME_ENCODING): Do not use
17759 darwin_strip_name_encoding.
17760 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
17761 darwin_strip_name_encoding.
17762 * config/i386/darwin.h (FUNCTION_PROFILER): Use
17763 machopic_mcount_stub_name.
17764 * config/i386/i386.c (x86_output_mi_thunk): Use
17765 machopic_indirection_name, not machopic_stub_name.
17766 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
17767 machopic_function_base_sym.
17768 (print_operand): Use machopic_classify_symbol.
17769 (rs6000_emit_prologue): Use machopic_function_base_sym.
17770 (output_profile_hook): Do not use machopic_stub_name.
17771 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
17773 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17776 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
17779 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17781 * doc/implement-c.texi: New file.
17782 * doc/extend.texi (C Implementation): Move to there.
17783 * doc/gcc.texi: Include implement-c.texi.
17784 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
17786 2004-07-22 Jason Merrill <jason@redhat.com>
17788 * integrate.c (copy_decl_for_inlining): Remove invisible reference
17790 * tree-inline.c (setup_one_parameter): Likewise.
17792 2004-07-22 Brian Booth <bbooth@redhat.com>
17794 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
17795 (substitute_and_fold): Propigate into VUSE operands when possible.
17796 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
17797 (cp_lattice_meet): Handle merging of latticevalues when
17798 UNKNOWN_VAL is present.
17799 (visit_stmt): Visit assignments with V_MUST_DEFs.
17800 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
17801 (ccp_fold): Deal with RHS' that are constant and virtual.
17802 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
17803 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
17804 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
17805 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
17806 computing immediate uses.
17807 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
17809 (replace_vuse_in): New function.
17810 (likely_value): Add check of vuse operands.
17811 (get_default_value): Set the default value of virtually defined
17812 variables to UKNOWN_VAL instead of VARYING.
17814 2004-07-22 Richard Henderson <rth@redhat.com>
17816 * expr.c (emit_push_insn): Don't use set_mem_attributes.
17818 2004-07-22 Richard Henderson <rth@redhat.com>
17820 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
17821 variables due to conditional compilation.
17823 2004-07-22 Diego Novillo <dnovillo@redhat.com>
17825 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
17826 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
17827 Release SSA names that have been re-renamed.
17828 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
17830 * tree-ssa-alias.c (init_alias_info): If aliases have been
17831 computed before, clear existing alias information.
17832 (create_name_tags): Do no fixup PT_ANYTHING pointers.
17833 If the new name tag for a pointer is different than the one it
17834 had before, mark the old tag for renaming.
17835 (replace_may_alias): New function.
17836 (group_aliases): Call it.
17837 (setup_pointers_and_addressables): Always call get_tmt_for.
17838 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
17840 (set_pt_anything): New local function.
17841 (set_pt_malloc): New local function.
17842 (merge_pointed_to_info): Don't merge pointed-to variables from
17843 the original pointer if the destination is pointing to an
17845 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
17846 (add_pointed_to_var): Do not add a variable to the points-to
17847 set if the pointer is already pointing to anywhere.
17848 (collect_points_to_info_r): If the defining statement is a PHI
17849 node, only merge pointed-to information if the argument has
17850 already been visited.
17851 (get_tmt_for): Only create a new tag if the pointer didn't
17853 (dump_alias_info): Emit more information.
17854 (dump_points_to_info_for): Likewise.
17855 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
17856 try to get the annotation of an SSA_NAME.
17857 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
17858 alias sets when checking is enabled.
17859 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
17860 (eliminate): Mark basic blocks that will need
17861 EH information cleaned up.
17862 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
17864 Initialize need_eh_cleanup.
17865 (fini_pre): Call tree_purge_all_dead_eh_edges and
17866 cleanup_tree_cfg if needed.
17867 Free need_eh_cleanup.
17868 * tree-ssa.c (verify_ssa_name): New function.
17869 (verify_def): Call it.
17870 Re-arrange to avoid printing too many error messages.
17871 (verify_use): Likewise.
17872 (verify_phi_args): Likewise.
17873 (verify_flow_insensitive_alias_info): New function.
17874 (verify_flow_sensitive_alias_info): New function.
17875 (verify_alias_info): New function.
17876 (verify_ssa): Call verify_alias_info.
17877 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
17879 Re-arrange to avoid printing too many error messages.
17880 * tree-ssanames.c (make_ssa_name): Clear
17881 SSA_NAME_IN_FREE_LIST.
17882 (release_ssa_name): Never release a default definition.
17883 (release_defs): New function.
17884 * tree.h: Declare it.
17885 * tree-ssa-dce.c (remove_dead_stmt): Call it.
17887 2004-07-22 Diego Novillo <dnovillo@redhat.com>
17889 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
17890 If true, do a depth-first search. Do a breadht-first search,
17892 (walk_use_def_chains): Add new argument IS_DFS.
17894 * tree-flow.h (walk_use_def_chains): Update prototype.
17896 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
17898 * config/cris/cris.md: Tweak formatting.
17899 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
17900 (mover2side, moverside, movemside, movei, op3, andu): Replace
17901 live define_peephole:s with define_peephole2 near-equivalents.
17903 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
17905 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
17906 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
17907 "*mov_sidesi_mem" respectively.
17909 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
17911 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
17912 (gimplify_build1): Move from tree-complex.c do_unop.
17913 (gimplify_build2): Move from tree-complex.c do_binop.
17914 (gimplify_build3): New.
17915 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
17916 Adjust throughout to call the functions above.
17917 * tree-flow.h: Declare the functions above.
17918 * tree-nested.c (gimplify_val): Rename to...
17919 (tsi_gimplify_val): ... this.
17921 * Makefile.in (tree_complex.o): Update dependencies.
17922 (stor-layout.o): Depend on regs.h.
17923 * c-common.c (handle_vector_size_attribute): Update for
17924 vector types without corresponding vector modes.
17925 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
17926 a corresponding vector mode is not available.
17927 * print-tree.c (print_node): Print nunits for vector types
17928 * regclass.c (have_regs_of_mode): New.
17929 (init_reg_sets_1): Initialize it and use it instead
17930 of allocatable_regs_of_mode.
17931 * regs.h (have_regs_of_mode): Declare it.
17932 * stor-layout.c (layout_type): Pick a mode for vector types.
17933 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
17934 build_replicated_const, do_unop, do_binop, do_plus_minus,
17935 do_negate, expand_vector_piecewise, expand_vector_parallel,
17936 expand_vector_addition, expand_vector_operations_1,
17937 expand_vector_operations, tree_lower_operations,
17938 pass_lower_vector_ssa, pass_pre_expand): New.
17939 (expand_complex_operations, pass_lower_complex): Remove.
17940 * tree-optimize.c (init_tree_optimization_passes): Adjust
17941 pass ordering for changes in tree-complex.c.
17942 * tree-pass.h: Declare new passes.
17943 * tree.c (finish_vector_type): Remove.
17944 (make_vector_type): New.
17945 (build_vector_type_for_mode, build_vector_type): Rewritten.
17946 * tree.def (VECTOR_TYPE): Document where the number of
17947 subparts is stored.
17948 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
17949 (make_vector): Remove declaration.
17951 2004-07-21 Richard Henderson <rth@redhat.com>
17953 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
17954 TREE_THIS_VOLATILE, may_aliases, or optimization level.
17955 (remove_useless_vars): Dump debugging info.
17956 (expand_used_vars): Move ...
17957 * cfgexpand.c (expand_used_vars): ... here. Make static.
17958 * tree-flow-inline.h (set_is_used): New.
17959 (set_default_def): Use get_var_ann.
17960 * tree-flow.h: Update decls.
17961 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
17962 (create_ssa_var_map): Use it.
17963 * tree-ssa.c (set_is_used): Remove.
17965 2004-07-22 Ben Elliston <bje@au.ibm.com>
17967 * gdbinit.in: Set a breakpoint on internal_error.
17969 2004-07-21 Richard Henderson <rth@redhat.com>
17971 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
17972 to create a new basic block.
17974 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17977 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
17978 return type on function definitions. Move other warnings for
17979 qualified return type to -Wreturn-type. Do not condition any such
17980 warnings on -pedantic. Update comments.
17981 (start_function): Only copy function type from previous prototype
17982 declaration if return types are compatible.
17983 * c-typeck.c (function_types_compatible_p): Don't condition
17984 warning for incompatibility of volatile qualifiers on the return
17985 type on -pedantic. Update comment.
17986 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
17988 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17990 * c-typeck.c (set_init_index): Require designator to be of integer
17993 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
17996 * c-parse.in (init): Change to exprtype.
17997 (primary): Set original_code for STRING to STRING_CST.
17998 Call maybe_warn_string_init for compound literals.
17999 (initdcl, notype_initdcl): Call maybe_warn_string_init.
18001 * c-tree.h (maybe_warn_string_init): New.
18002 (pop_init_level, process_init_element): Use struct c_expr.
18003 (struct c_expr): Update comment.
18004 * c-typeck.c (maybe_warn_string_init): New function.
18005 (digest_init): Call it. Additional parameter strict_string. All
18007 (output_init_element): Likewise.
18008 (struct constructor_stack): Use struct c_expr for
18010 (really_start_incremental_init, push_init_level): Update.
18011 (pop_init_level): Update. Return struct c_expr.
18012 (process_init_level): Update. Take struct c_expr argument.
18014 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
18016 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
18019 2004-07-21 Eric Christopher <echristo@redhat.com>
18021 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
18023 * c-decl.c (pop_scope): Ditto.
18024 * calls.c (expand_call): Remove call to current_nesting_level,
18025 update comment accordingly. Remove calls to expand_start_target_temps
18026 and expand_end_target_temps.
18027 * cfgexpand.c (construct_init_block): Remove call to
18028 expand_start_bindings_and_block.
18029 (construct_exit_block): Remove call to expand_end_bindings.
18030 * expr.c (safe_from_p): Remove BIND_EXPR handling.
18031 (expand_expr_real_1): Ditto. Fix formatting.
18032 (expand_vars): Delete.
18033 * stmt.c (POPSTACK): Remove block_stack.
18034 (stmt_status): Remove x_block_stack.
18035 (block_stack): Delete.
18036 (expand_start_bindings_and_block): Ditto.
18037 (expand_start_target_temps): Ditto.
18038 (expand_end_target_temps): Ditto.
18039 (current_nesting_level): Ditto.
18040 (warn_about_unused_variables): Ditto.
18041 (expand_end_bindings): Ditto.
18042 * tree.h: Remove declarations for above.
18044 2004-07-21 Steven Bosscher <stevenb@suse.de>
18046 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
18047 * rtl.c (note_insn_name): Likewise.
18048 * print-rtl.c (print_rtx): Don't print it.
18049 * cfgrtl.h (can_delete_note_p): Don't handle it.
18050 (rtl_delete_block): Likewise.
18051 * passes.c (rest_of_handle_guess_branch_prob): Remove.
18052 (rest_of_compilation): Don't call it.
18053 * predict.c (process_note_predictions, process_note_prediction,
18054 note_prediction_to_br_prob): Remove.
18055 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
18056 * stmt.c (return_prediction): Remove.
18057 (expand_value_return): Don't call it. Don't add prediction
18058 notes for return statements.
18060 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
18062 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
18065 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
18067 * c-common.c (vector_types_convertible_p): Use vector types'
18068 TYPE_SIZE and TREE_TYPE instead of their mode.
18069 * convert.c (convert_to_integer): Likewise.
18070 (convert_to_vector): Likewise.
18071 * fold-const.c (fold_convert): Likewise.
18072 * varasm.c (output_constant): Likewise.
18073 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
18074 Allow a VECTOR_TYPE initializer to be made of several vectors.
18075 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
18076 of cleared and need_to_clear, and use fold_convert.
18077 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
18080 2004-07-20 Richard Henderson <rth@redhat.com>
18082 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
18083 (expand_gimple_basic_block): out from here. Renamed from expand_block.
18085 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
18087 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
18088 enormous cost if not TARGET_HARD_MUL.
18090 2004-07-20 Andrew Pinski <apinski@apple.com>
18093 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
18096 2004-07-21 Paul brook <paul@codesourcery.com>
18098 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
18100 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18102 * fold-const.c (operand_equal_p): Temporarily support NULL args.
18103 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
18104 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
18106 2004-07-20 Zack Weinberg <zack@codesourcery.com>
18108 * rtl.h (plus_constant): Delete.
18109 (plus_constant_wide): Rename to plus_constant.
18110 (plus_constant_for_output_wide): Delete vestigial prototype.
18111 (GEN_INT): Remove unnecessary cast.
18112 * tree.h (build_int_2, size_int_type): Delete.
18113 (build_int_2_wide): Rename to build_int_2.
18114 (size_int_wide): Rename to size_int_kind.
18115 (size_int_type_wide): Rename to size_int_type.
18116 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
18117 Remove unnecessary cast.
18118 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
18119 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
18120 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
18121 (size_int_type_wide): Rename size_int_type.
18122 (int_const_binop): Use size_int_type.
18123 * c-lex.c (interpret_integer): Use build_int_2.
18124 * final.c (split_double): Remove unnecessary casts.
18125 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
18127 2004-07-20 Richard Henderson <rth@redhat.com>
18129 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
18130 (gimplify_compound_lval): Use is_gimple_tmp_reg.
18131 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
18132 (is_gimple_tmp_reg): New.
18133 * tree-gimple.h (is_gimple_tmp_reg): Declare.
18135 2004-07-20 Richard Henderson <rth@redhat.com>
18137 * tree-pretty-print.c (dump_generic_node): Dump
18138 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
18140 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
18142 * tree-mudflap.c (mf_set_options_fndecl): New tree.
18143 (mudflap_init): Set it.
18144 (mudflap_register_call): Remove __mf_init call.
18145 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
18146 to pass "-ignore-reads" option to libmudflap if needed.
18148 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
18151 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
18152 (MAKE_DECL_ONE_ONLY): Undefine.
18153 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
18154 readonly_data, one_only_data_section, forget_section): New prototypes.
18155 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
18157 (pa_select_section): Add one-only (COMDAT) support.
18158 * pa.h (struct machine_function): Define.
18159 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
18160 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
18161 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
18162 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
18163 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
18164 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
18165 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
18166 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
18167 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
18168 for EXTRA_SECTION_FUNCTIONS.
18169 * doc/install.texi: Update binutils requirements.
18171 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
18173 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
18174 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
18175 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
18177 (struct VEC): Use unsigned for num and alloc.
18178 * vec.c (struct vec_prefix): Likewise.
18179 (vec_o_reserve): Adjust.
18181 * dbxout.c (dbxout_type): Fix printf format.
18183 * tree.h (binfo_member): Remove.
18184 * tree.c (binfo_member): Remove.
18186 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
18188 * tree.h: Include vec.h
18189 (DEF_VEC_P(tree)): New type.
18190 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
18191 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
18192 (BINFO_LANG_SLOT): Remove.
18193 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
18194 (struct tree_binfo): Turn base_binfos into a trailing
18195 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
18196 (binfo_lang_slots): Remove.
18197 * tree.c (binfo_lang_slots): Remove.
18198 (make_tree_binfo_stat): Take a base binfo count, not a
18199 lang slot count. Adjust.
18200 * Makefile.in (TREE_H): Add vec.h
18201 * alias.c (record_component_aliases): Adjust BINFO access.
18202 * dbxout.c (dbxout_type): Likewise.
18203 * dwarf2out.c (gen_member_die): Likewise.
18204 * sdbout.c (sdbout_one_type): Likewise.
18205 * tree-dump.c (deque_and_dump): Likewise.
18206 * config/i386/i386.c (classify_argument,
18207 contains_128bit_aligned_vector_p): Likewise.
18208 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
18209 * doc/c-tree.texi (Classes): Update BINFO documentation.
18211 2004-07-20 Steven Bosscher <stevenb@suse.de>
18213 * c-common.h (check_case_value): Remove prototype.
18214 (c_add_case_label): Adjust prototype.
18215 * c-common.c (check_case_value): Make static.
18216 (check_case_bounds): New function.
18217 (c_add_case_label): Use it. Take new argument orig_type.
18218 * c-typeck.c (struct c_switch): New orig_type field.
18219 (c_start_case): Set it.
18220 (do_case): Pass it to c_add_case_label.
18221 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
18222 cases from here. Add the labels in reverse order.
18223 * stmt.c (struct case_node): Adjust comment. Remove balance field.
18224 (add_case_node): Return nothing, don't check for duplicate cases.
18225 Insert new case nodes in a list, not in an AVL tree.
18226 (expand_end_case_type): Don't turn a case tree into a case list.
18227 (case_tree2list): Remove.
18228 * tree.h (add_case_node): Adjust prototype.
18230 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
18232 * genattr.c (struct range, struct function_unit,
18233 write_units, extend_range, init_range): Remove them.
18234 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
18235 Output "#define INSN_SCHEDULING" here.
18236 * genattrtab.c (struct range, struct function_unit_op,
18237 struct function_unit, struct dimension, enum operator,
18238 operate_exp, expand_units, simplify_knowing,
18239 encode_units_mask, simplify_by_exploding,
18240 find_and_mark_used_attributes, unmark_used_attributes,
18241 add_values_to_cover, increment_current_value,
18242 test_for_current_value, simplify_with_current_value,
18243 simplify_with_current_value_aux, gen_unit,
18244 write_unit_name, write_function_unit_info,
18245 write_complex_function, write_toplevel_expr,
18246 find_single_value, extend_range): Remove.
18247 (write_attr_get): Do not handle common_av->value
18249 (struct attr_desc): Remove func_units_p and blockage_p.
18250 (write_attr_valueq): Do not handle them.
18251 (find_attr): Do not clear them.
18252 (make_internal_attr): Do not initialize them.
18253 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
18254 * sched-vis.c (init_target_units, insn_print_units,
18255 init_block_visualization, print_block_visualization,
18256 visualize_scheduled_insns, visualize_no_unit,
18257 visualize_stall_cycles, visualize_alloc,
18258 visualize_free, target_units, get_visual_tbl_length,
18259 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
18260 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
18261 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
18262 * haifa-sched.c (blockage_range, clear_units,
18263 schedule_unit, actual_hazard, potential_hazard,
18264 insn_unit, unit_last_insn, unit_tick,
18265 actual_hazard_this_instance, potential_hazard,
18266 schedule_unit, max_insn_queue_index_value): Remove.
18267 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
18268 max_insn_queue_index.
18269 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
18270 * doc/md.texi (Processor pipeline description): Remove
18271 references to old pipeline descriptions.
18272 (Automaton pipeline description): Merge with the above.
18273 (Old pipeline description, Comparison of the two descriptions):
18276 * bt-load.c (migrate_btr_def): Remove references to
18277 use_pipeline_interface.
18278 * haifa-sched.c (insn_cost, schedule_insn,
18279 schedule_block, advance_one_cycle, sched_init,
18280 queue_to_ready, sched_finish): Likewise.
18281 * modulo-sched.c (sms_schedule, advance_one_cycle,
18282 ps_has_conflicts): Likewise.
18283 * sched-rgn.c (init_ready): Likewise.
18284 (debug_dependencies): Likewise, and remove an "if (1)".
18285 * target.h (use_dfa_pipeline_interface): Remove.
18286 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18287 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18288 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18289 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18290 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18291 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18292 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18293 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18294 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18295 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18296 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18297 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18298 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18299 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18300 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18301 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18302 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18303 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18304 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
18306 2004-07-19 Roger Sayle <roger@eyesopen.com>
18308 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
18310 2004-07-19 Jeff Law <law@redhat.com>
18312 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
18313 (get_eq_expr_value): Use it. Simplify slightly.
18315 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
18317 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
18318 (umulsidi3_32bit_r4000): Likewise.
18320 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
18322 * vec.h: Propagate location information properly.
18323 (VEC_T_iterate): Add result pointer parameter.
18324 (VEC_T_space): New.
18325 (VEC_T_reserve): Use it.
18327 2004-07-19 Daniel Jacobowitz <dan@debian.org>
18329 * Makefile.in (c-format.o): Depend on c-format.h.
18330 * c-format.h: New file.
18331 (struct format_char_info): Add CHAIN member.
18332 * c-format.c: Move some types and constants to c-format.h.
18333 (format_type_error): Set to -1.
18334 (struct function_format_info): Use an int for format_type.
18335 (decode_format_type): Return an int. Return format_type_error
18337 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
18338 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
18339 (scan_char_table, time_char_table, monetary_char_table): Initialize
18341 (n_format_types): New variable.
18342 (check_format_info_main): Handle CHAIN in format_char_info.
18343 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
18344 TARGET_N_FORMAT_TYPES.
18345 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
18346 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
18347 * config/sol2-c.c: New file.
18348 * config/t-sol2: New file.
18349 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
18350 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
18351 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
18353 * doc/extend.texi (Target Format Checks): New section.
18354 (Function Attributes): Mention it.
18355 * doc/invoke.texi: Mention target format checks.
18356 * doc/sourcebuild.texi: Mention target format checks.
18357 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
18358 TARGET_FORMAT_TYPES.
18360 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
18362 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
18364 * config/s390/s390.c (regclass_map initializer): Register 35 added to
18366 (load_multiple_operation, store_multiple_operation): Removed
18367 pointless sanity check.
18368 (s390_decompose_address): Added check for return_address_pointer_rtx.
18369 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
18370 (s390_return_address_offset): New function.
18371 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
18372 (FRAME_REGNO_P): Added check for register 35.
18373 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
18374 REG_ALLOC_ORDER): Appended entry for register 35.
18375 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
18376 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
18377 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
18378 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
18379 is eliminable using stack pointer or hard frame pointer.
18380 (REGISTER_NAMES): Added name for register 35.
18381 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
18382 pointless sanity check.
18384 2004-07-19 Roger Sayle <roger@eyesopen.com>
18386 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
18387 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
18388 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
18389 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
18390 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
18391 (fold_relational_const): Tidy up handling of floating point
18392 comparisons by calling real_compare. Remove tree_expr_nonzero_p
18393 transformation; fold_relational_const assumes constant operands.
18395 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
18397 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
18400 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
18402 * c-tree.h (struct c_expr): Define.
18403 (C_SET_EXP_ORIGINAL_CODE): Remove.
18404 (parser_build_binary_op, build_compound_expr): Update prototypes.
18405 * c-parse.in (%union): Add exprtype.
18406 (FUNC_NAME): Mark as ttype.
18407 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
18409 (expr): Update. Define directly in terms of expr_no_commas
18410 instead of using nonnull_exprlist.
18411 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
18412 offsetof_member_designator, typespec_nonreserved_nonattr, init,
18413 initval, designator, component_declarator,
18414 component_notype_declarator, enumerator, array_declarator,
18415 condition, exexpr, switch_statement, stmt_nocomp, stmt,
18416 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
18417 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
18419 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
18420 * c-common.c (c_common_truthvalue_conversion): Don't check
18421 C_EXP_ORIGINAL_CODE.
18422 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
18423 Don't use C_EXP_ORIGINAL_CODE.
18424 (default_conversion, default_function_array_conversion): Don't use
18425 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
18426 (internal_build_compound_expr): Merge into build_compound_expr.
18427 (build_compound_expr): Take two operands instead of a TREE_LIST.
18428 * objc/objc-act.c (get_super_receiver): Update calls to
18429 build_compound_expr.
18431 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
18433 * config/sh/sh.c (sh_use_dfa_interface): Remove.
18434 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
18436 * config/sh/sh.md: Extract pipeline descriptions
18437 into separate files.
18438 * config/sh/sh1.md: New file, extracted from sh.md.
18439 * config/sh/sh4.md: New file, extracted from sh.md.
18440 * config/sh/shmedia.md: New file, extracted from sh.md
18441 and rewritten using new-style pipeline description.
18443 2004-07-18 Zack Weinberg <zack@codesourcery.com>
18445 * config/pa/pa.md: Delete the two remaining define_peephole
18448 2004-07-18 Steven Bosscher <stevenb@suse.de>
18449 Joseph S. Myers <jsm@polyomino.org.uk>
18451 * c-common.c (c_common_truthvalue_conversion): Don't warn if
18452 TREE_NO_WARNING is set.
18454 2004-07-18 Roger Sayle <roger@eyesopen.com>
18456 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
18457 simplify_builtin_strncmp): Delete.
18458 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
18459 Change argument to accept an arglist instead of an "exp". Assume
18460 that the return type is always integer_type_node. Copy missing
18461 transformations from their now obsolete simplify_builtin_*
18463 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
18464 fold_builtin_strcmp and fold_builtin_strncmp.
18465 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
18466 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
18467 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
18469 2004-07-18 Daniel Jacobowitz <dan@debian.org>
18471 * Makefile.in (tree-alias-common.o): Update dependencies.
18473 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
18475 * cfgloop.c (flow_loop_nested_p): Fix comment.
18477 2004-07-17 Jason Merrill <jason@redhat.com>
18480 * stor-layout.c (relayout_decl): New fn.
18481 * tree.h: Declare it.
18482 (DECL_BY_REFERENCE): New macro.
18484 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
18486 * libgcc2.c (__enable_execute_stack): New symbol.
18487 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
18488 and declare __enable_execute_stack.
18489 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
18490 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
18491 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
18492 ENABLE_EXECUTE_STACK.
18493 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
18494 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
18495 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
18496 ENABLE_EXECUTE_STACK.
18497 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18498 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
18499 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
18500 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
18501 ENABLE_EXECUTE_STACK.
18502 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18503 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18504 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18505 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
18506 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
18507 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
18508 (sparc64_initialize_trampoline): Likewise.
18509 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
18511 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
18513 * langhooks.h (builtin_function): New langhook.
18514 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
18515 (LANG_HOOKS_INITIALIZER): Update.
18516 * tree.h (builtin_function): Remove.
18517 * doc/tm.texi: Update.
18518 * c-tree.h (builtin_function): Declare.
18519 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
18520 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
18521 config/ia64/ia64.c, config/iq2000/iq2000.c,
18522 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
18523 config/stormy16/stormy16.c: All callers of builtin_function
18526 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
18529 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
18530 Remove white space after the backslash.
18532 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18534 PR rtl-optimization/16294
18535 * resource.c (return_insn_p): New predicate.
18536 (mark_target_live_regs): Use it. Special-case return insns.
18537 (init_resource_info): Use it. Don't scan the epilogue past
18540 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18542 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
18543 destroy dominance information.
18544 * passes.c (rest_of_handle_loop2): Free dominance information.
18545 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
18547 (thread_jumps): Update dominance information and remove unreachable
18549 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
18550 information and remove the unreachable block.
18552 2004-07-17 Graham Stott <graham.stott@btinternet.com>
18554 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
18556 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
18558 * doc/sourcebuild.texi: Remove libf2c entry.
18560 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
18562 * config/i386/i386.md (movv16qi_internal): Fix typo.
18564 2004-07-17 Steven Bosscher <stevenb@suse.de>
18566 * final.c (final_scan_insn): Fix broken commit from previous
18569 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
18571 * c-typeck.c (parser_build_binary_op): Condition warnings for
18572 X<=Y<=Z on -Wparentheses instead of -Wextra.
18573 * doc/invoke.texi: Update. Document that most of -Wparentheses is
18574 supported for C only.
18576 2004-07-17 Steven Bosscher <stevenb@suse.de>
18578 * cfgcleanup.c (try_simplify_condjump): Don't remove line
18579 notes to avoid unreachable code warnings.
18580 * toplev.c (backend_init): Don't emit line notes for
18581 unreachable code warnings.
18583 * combine.c (distribute_notes): Don't distribute a
18584 REG_VTABLE_REF note.
18585 * final.c (final_scan_insn): Don't handle it.
18586 * rtl.c (reg_note_name): Remove it.
18587 * rtl.h (enum reg_node): Dito.
18589 * emit-rtl.c (force_line_numbers, restore_line_number_status):
18591 * rtl.h (force_line_numbers, restore_line_number_status):
18594 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
18595 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
18596 (using_eh_for_cleanups): Also moved here.
18598 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
18599 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
18600 to expand_start_case and add_case_node.
18601 * stmt.c (struct nesting): Cleanup unused fields condition_code,
18602 last_unconditional_cleanup, nominal_type, printname, and
18603 line_number_status.
18604 (struct fixup_goto): Remove.
18605 (struct stmt_status): Remove x_goto_fixup_chain field.
18606 (goto_fixup_chain): Remove.
18607 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
18608 pushcase, pushcase_range): Remove.
18609 (expand_start_bindings_and_block): Don't set unused fields in
18611 (expand_start_case, add_case_node): Cleanup unused formal arguments.
18612 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
18613 instead of emit_jump_if_reachable.
18614 (emit_case_nodes): Likewise.
18615 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
18617 (update_eh_label): Work around left-over exception handing regions.
18618 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
18619 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
18620 (pass_cleanup_cfg_post_optimizing): New pass.
18621 (init_tree_optimization_passes): Run the new pass after all
18623 * tree.h (pushcase, pushcase_range): Remove prototypes.
18624 (expand_start_case, add_case_node): Update prototypes.
18626 2004-07-16 Krister Walfridsson <cato@df.lth.se>
18628 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
18630 2004-07-16 Richard Henderson <rth@redhat.com>
18632 * builtins.c (std_expand_builtin_va_arg): Remove.
18633 (expand_builtin_va_arg): Remove.
18634 * expr.h: Don't declare them.
18635 * gimplify.c (mark_decls_volatile_r): Remove.
18636 (copy_if_shared_r): Don't call it.
18637 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
18638 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
18639 * gimple-low.c (lower_stmt): Likewise.
18640 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
18641 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
18642 * tree-ssa-operands.c (get_expr_operands): Likewise.
18643 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
18644 EXPAND_BUILTIN_VA_ARG.
18645 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
18646 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
18647 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
18648 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
18650 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
18652 * tree-ssa-pre.c (insert_aux): Break out if we hit
18655 2004-07-16 Richard Henderson <rth@redhat.com>
18657 * basic-block.h (remove_fake_exit_edges): Declare.
18658 * cfganal.c (remove_fake_predecessors): Rename from
18659 remove_fake_successors; iterate over predecessors.
18660 (remove_fake_exit_edges): New.
18661 * cfgcleanup.c (try_optimize_cfg): Use it.
18662 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
18663 * predict.c (estimate_probability): Likewise.
18664 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
18665 * tree-cfg.c (make_edges): Likewise.
18666 * tree-ssa-pre.c (fini_pre): Likewise.
18667 * profile.c (instrument_edges): Don't remove_fake_edges.
18668 (branch_prob): Do it earlier here.
18670 2004-07-16 Richard Henderson <rth@redhat.com>
18672 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
18673 switchification wrt CONSTRUCTOR. Document the reason.
18675 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
18677 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
18678 that prevented descriptive __mf_check source location strings.
18680 2004-07-16 Richard Henderson <rth@redhat.com>
18682 * tree-def (WITH_SIZE_EXPR): New.
18683 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
18684 * expr.c (expand_expr_real_1): Likewise.
18685 * gimplify.c (maybe_with_size_expr): New.
18686 (gimplify_arg, gimplify_modify_expr): Use it.
18687 (gimplify_modify_expr_to_memcpy): Take size parameter.
18688 (gimplify_modify_expr_to_memset): Likewise.
18689 (gimplify_expr): Handle WITH_SIZE_EXPR.
18690 * tree-alias-common.c (find_func_aliases): Likewise.
18691 * tree-eh.c (tree_could_trap_p): Likewise.
18692 (tree_could_throw_p): Likewise.
18693 * tree-gimple.c (is_gimple_lvalue): Likewise.
18694 (get_call_expr_in): Likewise.
18695 * tree-inline.c (estimate_num_insns_1): Likewise.
18696 (expand_calls_inline): Likewise.
18697 * tree-nested.c (convert_call_expr): Likewise.
18698 * tree-pretty-print.c (dump_generic_node): Likewise.
18699 * tree-sra.c (sra_walk_expr): Likewise.
18700 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
18701 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
18702 * tree-ssa-operands.c (get_expr_operands): Likewise.
18703 * tree-tailcall.c (find_tail_calls): Likewise.
18705 * calls.c (expand_call): Reset old_stack_allocated after
18706 calling emit_stack_restore.
18708 2004-07-16 Richard Henderson <rth@redhat.com>
18710 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
18711 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
18712 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
18713 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
18714 copy_res_decl_for_inlining.
18716 * tree-inline.c (declare_return_variable): New modify_dest argument.
18717 Use it as the return value, when possible or manditory. Handle
18718 TREE_ADDRESSABLE types.
18719 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
18720 replacement of CALL_EXPR.
18722 2004-07-16 Richard Henderson <rth@redhat.com>
18724 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
18725 * gimple-low.c (expand_var_p): Don't check it.
18726 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
18727 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
18728 * tree-ssa-operands.c (add_stmt_operand): Likewise.
18729 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
18730 (find_referenced_vars): Don't call them.
18731 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
18733 2004-07-16 Richard Henderson <rth@redhat.com>
18735 * function.c (pass_by_reference): True for all variable sized types.
18737 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
18739 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
18740 * tree-pretty-print.c: Include tree-chrec.h.
18741 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
18742 and POLYNOMIAL_CHREC nodes.
18744 2004-07-16 Steve Ellcey <sje@cup.hp.com>
18746 * builtins.c (expand_builtin_stpcpy): Do not create temporary
18749 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
18751 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
18753 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
18755 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
18757 * config/s390/s390.c: Likewise.
18758 * config/s390/s390.h: Likewise.
18760 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18762 * config/mips/mips.md (addsi3, adddi3): Remove special handling
18763 of $sp adds. Remove REGNO checks from mips16 patterns.
18765 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18767 * config/mips/mips.md: Delete outdated comment.
18769 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18771 * config/mips/mips.c (get_float_compare_codes): Delete.
18772 (mips_emit_compare): New function, mostly extracted from
18773 get_float_compare_codes and gen_conditional_branch.
18774 (gen_conditional_branch, gen_conditional_move): Use it.
18776 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
18778 * genautomata.c (add_vect): Speedup by using integers as
18779 bit-vectors for walking through the comb_vect and finding
18782 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18784 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
18785 operand is an uns_arith_operand; use subtraction otherwise.
18786 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
18787 not just arith_operands.
18789 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18791 * config/mips/mips-protos.h (gen_int_relational): Delete.
18792 (mips_emit_scc): Declare.
18793 * config/mips/mips.c (internal_test): Delete.
18794 (sle_operand, sleu_operand): New functions.
18795 (map_test_to_internal_test, gen_int_relational): Delete.
18796 (mips_emit_binary, mips_relational_operand_ok_p)
18797 (mips_emit_int_relational, mips_zero_if_equal)
18798 (mips_emit_scc): New functions.
18799 (gen_conditional_branch): Rework to use mips_emit_int_relational.
18800 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
18802 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
18803 (sltu, sleu): Use mips_emit_scc.
18804 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
18805 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
18806 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
18808 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18810 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
18812 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18814 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
18815 (*sne_[sd]i): Likewise sne_[sd]i_zero.
18816 (*sgt_[sd]i): ...and sgt_[sd]i.
18817 (*slt_[sd]i): ...and slt_[sd]i.
18818 (*sgtu_[sd]i): ...and sgtu_[sd]i.
18819 (*sltu_[sd]i): ...and sltu_[sd]i.
18820 (*sleu_[sd]i): ...and sleu_[sd]i_const.
18821 Name previously unnamed mips16 patterns. Formatting fixes.
18823 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18825 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
18826 (branch_type): Delete.
18827 (gen_conditional_branch, gen_conditional_move)
18828 (mips_gen_conditional_trap): Update after name change. Get the
18829 comparison mode from cmp_operands[0].
18830 * config/mips/mips.h (cmp_type, branch_type): Delete.
18831 (cmp_operands): Renamed from branch_cmp.
18832 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
18833 name change. Don't set branch_type.
18834 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
18835 mode class of cmp_operands[0] rather than branch_type. Update after
18838 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18840 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
18841 of 0...255 to 0 when inside a SET.
18843 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
18845 * config/mips/mips.md: Remove mips16 define_peepholes.
18847 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
18849 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
18850 (fini_pre): Remove fake edges.
18852 2004-07-15 Richard Henderson <rth@redhat.com>
18854 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
18855 (get_indirect_ref_operands, get_call_expr_operands): ... these.
18857 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
18859 * vec.h (VEC_address): New function.
18861 2004-07-14 Jason Merrill <jason@redhat.com>
18863 PR middle-end/15885
18864 * gimplify.c (gimplify_arg): New fn, split out from...
18865 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
18867 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
18869 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
18870 generate code which is generated by pushqi1 now
18871 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
18873 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
18875 * combine.c (simplify_set): match the mode of the constant 0 with
18876 the tested operand to match the compare behaviour and the
18877 simplify_relational_operation() expectation.
18879 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
18881 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
18882 ("bordered"): Same.
18884 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
18886 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
18888 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
18890 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
18892 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
18893 calls in mips16 code.
18895 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
18897 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
18898 the destination of the li as well as for the neg.
18900 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
18903 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
18904 * cgraph.h: Update declaration.
18905 * c-decl.c (build_cdtor): Update call with default priority.
18906 * coverage.c (create_coverage): Ditto.
18907 * tree-mudflap.c (mf_init_fndecl): New tree.
18908 (mudflap_init): Set it.
18909 (mudflap_register_call): Arrange to call __mf_init before the first
18910 __mf_register call.
18911 (mudflap_finish_file): Mark the mudflap static initializer as extra
18912 high priority, to beat all C++ static constructors.
18914 2004-07-15 Jeff Law <law@redhat.com>
18916 * loop.c (check_insn_for_givs): Restore check for code labels that was
18917 accidentally deleted by a recent checkin.
18919 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
18921 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
18922 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
18924 2004-07-14 Richard Henderson <rth@redhat.com>
18926 * print-tree.c (print_node): Fix casts last change.
18928 2004-07-15 Paul Brook <paul@codesourcery.com>
18930 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
18931 to TARGET_UNWIND_INFO.
18932 * except.c (output_function_exception_table): Ditto.
18934 * opts.c (decode_options): Ditto.
18935 * passes.c (rest_of_handle_final): Ditto.
18936 * final.c (final_start_function): Ditto.
18937 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
18939 * targhooks.h (default_unwind_emit): Declare.
18940 * targhooks.c (default_unwind_emit): New function.
18941 * target-def.h: Define and use TARGET_UNWIND_EMIT.
18942 * target.h (struct gcc_target): Add unwind_emit.
18943 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
18944 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
18945 Remove IA64_UNWIND_EMIT.
18946 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
18948 2004-07-14 Richard Henderson <rth@redhat.com>
18950 * print-tree.c (print_node): Handle SSA_NAME.
18952 2004-07-14 James E Wilson <wilson@specifixinc.com>
18955 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
18956 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
18958 2004-07-15 Jakub Jelinek <jakub@redhat.com>
18960 * expr.c (expand_assignment): Reenable bitfield += optimizations.
18961 Use alias set 0 for memory, do proper mode calculations and adjust
18962 address for memories.
18964 2004-07-14 Per Bothner <per@bothner.com>
18966 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
18967 structure with extra column field.
18968 * tree.c (expand_location): Also fill in column field.
18969 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
18970 gets confused by the two conditionally-compiled definitions.
18972 2004-07-14 Eric Christopher <echristo@redhat.com>
18974 * calls.c (expand_call): Fix typo in comment.
18976 2004-07-14 Steve Ellcey <sje@cup.hp.com>
18978 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
18979 comparision of TFmode.
18981 2004-07-14 Richard Henderson <rth@redhat.com>
18983 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
18984 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
18985 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
18986 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
18987 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
18988 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
18989 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18990 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
18991 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
18993 2004-07-14 Mike Stump <mrs@apple.com>
18995 * config/darwin.h (WINT_TYPE): Define to be int to match
18996 system header files.
18998 2004-07-14 Bob Wilson <bob.wilson@acm.org>
19000 * config/xtensa/xtensa.c (function_arg_advance): Check for args
19001 that must be passed in the stack.
19002 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
19003 arguments if the size is not a constant.
19005 2004-07-14 Per Bothner <per@bothner.com>
19007 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
19008 instead of EXPR_LOCUS in a boolean context, which is always true
19009 if --enable-mapped-location.
19010 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
19012 2004-07-14 Richard Henderson <rth@redhat.com>
19014 * dominance.c (struct dom_info): Add fake_exit_edge.
19015 (init_dom_info): Allocate it.
19016 (free_dom_info): Free it.
19017 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
19019 (calc_idoms): Honor fake_exit_edge.
19021 2004-07-13 Jason Merrill <jason@redhat.com>
19023 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
19024 (rhs_test_for): New fn.
19025 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
19026 * tree-gimple.h: Declare them.
19027 * gimplify.c (gimplify_modify_expr): Use the new fns.
19029 2004-07-14 Richard Henderson <rth@redhat.com>
19031 * config/arm/arm-protos.h (arm_va_arg): Remove.
19032 * config/arm/arm.c (arm_va_arg): Remove.
19033 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
19034 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
19036 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19038 * pa.c (fix_range): New function to mark a range(s) of registers as
19040 (override_options): Call fix_range if the -mfixed-range option string
19042 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
19043 * doc/invoke.texi (-mfixed-range): Document new option.
19045 2004-07-14 David Edelsohn <edelsohn@gnu.org>
19047 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
19049 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
19051 2004-07-14 Roger Sayle <roger@eyesopen.com>
19053 * expmed.c (expand_sdiv_pow2): New function to expand signed division
19054 by a positive power of two, split out from expand_divmod. Provide
19055 an alternate implementation when shifts are expensive. Lower the
19056 threshold for using a branchless implementation to BRANCH_COST >= 2.
19057 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
19059 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19061 * tree-dfa.c (make_rename_temp): *Really* work just
19062 like create_tmp_var if called while outside SSA form.
19064 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
19066 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
19067 for division by zero.
19068 ("umodsi3"): Likewise.
19070 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
19072 * config/mips/mips.c (mips_output_move): When generating mips16 code,
19073 force loads of negative constants to be split.
19074 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
19075 Generalize SImode li/neg splitter to cope with other modes.
19077 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19079 * expmed.c: Remove more references to QUEUED in the comments.
19080 * expr.c: Likewise.
19082 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
19085 2004-07-13 Richard Henderson <rth@redhat.com>
19086 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
19089 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19091 * tree-dfa.c (make_rename_temp): Work just like
19092 create_tmp_var if called while outside SSA form.
19094 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
19096 * expr.c (enqueue_insn, finish_expr_for_function,
19097 protect_from_queue, queued_subexp_p, mark_queue,
19098 emit_insns_enqueued_after_mark, emit_queue,
19099 expand_increment): Remove.
19100 (store_constructor): Expand increment as an assignment.
19101 (expand_expr_real_1 <case PREINCREMENT_EXPR,
19102 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
19103 case POSTDECREMENT_EXPR>): Abort.
19104 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
19105 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
19106 protect_from_queue, emit_queue, queued_subexp_p): Remove.
19107 * function.h (pending_chain, x_pending_chain): Remove.
19108 * rtl.def (QUEUED): Remove.
19110 * emit-rtl.c (copy_insn_1, copy_most_rtx,
19111 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
19112 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
19113 encode_units_mask): Likewise.
19114 * local-alloc.c (equiv_init_varies_p): Likewise.
19115 * rtl.c (copy_rtx): Likewise.
19116 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
19117 * simplify-rtx.c (simplify_gen_subreg): Likewise.
19118 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
19120 * builtins.c (expand_builtin, expand_builtin_apply,
19121 expand_builtin_mathfn, expand_builtin_mathfn_2,
19122 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
19123 Remove calls to emit_queue and protect_from_queue.
19124 * calls.c (expand_call, precompute_arguments,
19125 precompute_register_parameters, rtx_for_function_call,
19126 store_one_arg): Likewise.
19127 * dojump.c (do_compare_and_jump, do_jump): Likewise.
19128 * explow.c (memory_address): Likewise.
19129 * expmed.c (clear_by_pieces_1, clear_storage,
19130 clear_storage_via_libcall, emit_group_load,
19131 emit_group_store, emit_store_flag,
19132 expand_expr_real_1, store_by_pieces,
19133 store_constructor, store_expr, try_casesi,
19134 try_tablejump): Likewise.
19135 * function.c (expand_pending_sizes): Likewise.
19136 * optabs.c (emit_cmp_and_jump_insns,
19137 emit_conditional_add, emit_conditional_move,
19138 expand_fix, expand_float, prepare_cmp_insn): Likewise.
19139 * stmt.c (emit_case_bit_tests,
19140 expand_asm_expr, expand_computed_goto,
19141 expand_decl_init, expand_end_case_type,
19142 expand_end_stmt_expr, expand_expr_stmt_value,
19143 expand_return, expand_start_case,
19144 optimize_tail_recursion): Likewise.
19145 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19146 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
19148 2004-07-14 Ben Elliston <bje@au.ibm.com>
19150 * vec.h: Comment fix.
19152 2004-07-13 Richard Henderson <rth@redhat.com>
19154 * target.h (struct gcc_target): Add calls.pass_by_reference.
19155 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
19156 * function.c (pass_by_reference): Use the hook.
19157 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
19158 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
19159 (hook_pass_by_reference_must_pass_in_stack): New.
19160 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
19161 (alpha_pass_by_reference): New.
19162 (TARGET_PASS_BY_REFERENCE): New.
19163 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19164 * config/arc/arc.c (arc_pass_by_reference): New.
19165 (TARGET_PASS_BY_REFERENCE): New.
19166 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19167 (FUNCTION_ARG_CALLEE_COPIES): True.
19168 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
19169 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
19170 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
19171 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19172 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19173 * config/cris/cris.c (cris_pass_by_reference): New.
19174 (TARGET_PASS_BY_REFERENCE): New.
19175 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
19176 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
19177 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19178 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
19179 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19180 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
19181 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
19182 (frv_function_arg_pass_by_reference): Remove.
19183 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19184 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
19185 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
19186 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
19187 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19188 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
19189 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
19190 (ia64_pass_by_reference): Rename from
19191 ia64_function_arg_pass_by_reference.
19192 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19193 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19194 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
19195 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
19196 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
19197 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19198 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19199 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
19200 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
19201 (m32r_pass_by_reference): Adjust prototype. Make static.
19202 Handle mode sizes correctly.
19203 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19204 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
19205 (m68hc11_function_arg_pass_by_reference): Remove.
19206 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19207 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19208 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
19209 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19210 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
19211 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
19212 (mips_va_arg): Use pass_by_reference.
19213 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
19214 Handle mode sizes correctly.
19215 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19216 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
19217 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
19218 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
19219 (mmix_pass_by_reference): Rename from
19220 mmix_function_arg_pass_by_reference.
19221 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19222 (FUNCTION_ARG_CALLEE_COPIES): True.
19223 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
19224 (mn10300_pass_by_reference): New.
19225 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19226 (FUNCTION_ARG_CALLEE_COPIES): True.
19227 * config/pa/pa.c (pa_pass_by_reference): New.
19228 (TARGET_PASS_BY_REFERENCE): New.
19229 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19230 (FUNCTION_ARG_CALLEE_COPIES): True.
19231 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
19232 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
19233 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
19234 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19235 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
19236 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
19237 (s390_pass_by_reference): Rename from
19238 s390_function_arg_pass_by_reference.
19239 (s390_function_arg_advance): Don't query pass-by-ref.
19240 (s390_function_arg): Likewise.
19241 (s390_gimplify_va_arg): Use pass_by_reference.
19242 (s390_call_saved_register_used): Likewise.
19243 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19244 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
19245 (shcompact_byref, sh_pass_by_reference): New.
19246 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19247 (SHCOMPACT_BYREF): Remove.
19248 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
19249 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
19250 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
19251 (sparc_gimplify_va_arg): Use pass_by_reference.
19252 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19253 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19254 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
19255 (v850_pass_by_reference): New.
19256 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19257 (FUNCTION_ARG_CALLEE_COPIES): True.
19258 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
19259 FUNCTION_ARG_PASS_BY_REFERENCE docs.
19261 2004-07-14 Richard Henderson <rth@redhat.com>
19262 Richard Sandiford <rsandifo@redhat.com>
19264 * config/mips/mips-protos.h (mips_va_arg): Delete.
19265 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
19266 * config/mips/mips.c: Include tree-gimple.h.
19267 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
19268 (mips_arg_info): Remove special handling of must_pass_in_stck args.
19269 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
19270 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
19272 2004-07-13 Bob Wilson <bob.wilson@acm.org>
19274 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
19275 arguments for COND_EXPR in big-endian adjustment code.
19277 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19279 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
19280 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
19281 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
19282 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
19284 2004-07-13 Diego Novillo <dnovillo@redhat.com>
19286 PR tree-optimization/16443
19287 * tree-ssa-alias.c: Add more description for
19288 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
19289 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
19290 clobbering of call-clobbered and addressable variables. If
19291 there are any before aliases have been computed, add them.
19293 2004-07-13 Diego Novillo <dnovillo@redhat.com>
19295 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
19298 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
19300 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
19301 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
19304 2004-07-13 Per Bothner <per@bothner.com>
19306 * collect2.c (main): Handle --no-demangle and --demangle flags.
19308 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
19310 * Makefile.in (OBJS-common): Add tree-data-ref.o.
19311 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
19312 (tree-data-ref.o): New rule.
19313 * lambda.h: New file.
19314 * tree-data-ref.c: New file.
19315 * tree-data-ref.h: New file.
19316 * tree.c (int_cst_value, tree_fold_gcd): New functions.
19317 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
19319 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
19322 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
19323 * config/sparc/sparc.c (output_ubranch): New function.
19324 * config/sparc/sparc.md (jump pattern): Use it.
19326 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
19329 * config/sparc/sparc.c (output_cbranch): Properly guard
19330 the code handling far branches with TARGET_V9.
19331 * config/sparc/sparc.md (length attribute): Document the
19332 side-effect of having a length greater or equal to 3.
19334 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
19335 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
19338 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
19339 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
19341 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
19342 Martin Sebor <sebor@roguewave.com>
19345 * doc/invoke.texi (SPARC options): Document -threads
19346 and -pthreads on Solaris.
19348 2004-07-13 Richard Henderson <rth@redhat.com>
19350 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
19352 (ind_gimplify_va_arg_expr): Remove.
19353 * tree.h (ind_gimplify_va_arg_expr): Remove.
19354 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
19355 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
19358 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
19359 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
19360 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
19361 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
19362 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
19364 2004-07-13 Richard Henderson <rth@redhat.com>
19366 * function.c (pass_by_reference): New.
19367 (assign_parm_find_data_types): Use it.
19368 * calls.c (initialize_argument_information): Likewise.
19369 (emit_library_call_value_1): Likewise.
19370 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
19371 * function.h (pass_by_reference): Declare.
19373 2004-07-13 Richard Henderson <rth@redhat.com>
19375 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
19376 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
19377 * expr.h (MUST_PASS_IN_STACK): Remove.
19378 * system.h (MUST_PASS_IN_STACK): Poison.
19379 * tree.h (must_pass_in_stack_var_size): Declare.
19380 (must_pass_in_stack_var_size_or_pad): Declare.
19381 * calls.c (must_pass_in_stack_var_size): New.
19382 (must_pass_in_stack_var_size_or_pad): Rename from
19383 default_must_pass_in_stack.
19384 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
19385 (TARGET_MUST_PASS_IN_STACK): New.
19386 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
19387 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
19388 (TARGET_MUST_PASS_IN_STACK): New.
19389 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
19390 * config/frv/frv.c (frv_must_pass_in_stack): New.
19391 (TARGET_MUST_PASS_IN_STACK): New.
19392 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
19393 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
19394 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
19395 (ix86_must_pass_in_stack): Make static.
19396 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
19397 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
19398 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
19399 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
19400 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
19401 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
19402 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
19403 (mcore_must_pass_on_stack): Remove.
19404 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
19405 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
19406 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
19407 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
19408 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
19409 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
19410 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
19411 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
19412 (TARGET_MUST_PASS_IN_STACK): New.
19413 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
19414 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
19415 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
19416 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
19417 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
19418 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
19419 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
19420 MUST_PASS_IN_STACK.
19422 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
19423 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
19424 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
19425 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
19426 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
19427 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
19428 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
19429 config/xtensa/xtensa.c: Use target hook.
19431 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
19433 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
19434 * configure: Rebuilt.
19436 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
19438 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
19439 * config/mips/mips.h (mips_reg_names): Don't declare.
19440 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
19441 (TARGET_NAME_REGS): Delete.
19442 (TARGET_SWITCHES): Remove -mrnames.
19443 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
19444 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
19446 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
19447 (override_options): Remove handling of TARGET_NAME_REGS.
19449 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
19451 * config/mips/mips.h (TARGET_*): Boolify.
19453 2004-07-12 Nick Clifton <nickc@redhat.com>
19455 * config.gcc: Add sh-*-symbianelf target.
19456 * config/sh/sh.c: Add new target macros:
19457 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
19458 TARGET_CXX_IMPORT_EXPORT_CLASS.
19459 (sh_file_start): Create a definition of the .directive section.
19460 (sh_attribute): Add dllimport and dllexport attributes.
19461 * config/sh/symbian-pre.h: New file.
19462 * config/sh/symbian-post.h: New file.
19463 * config/sh/symbian.c: New file. Contains Symbian specific
19465 * config/sh/sh-protos.h: Add prototypes for new functions
19466 provided by symbian.c.
19467 * config/sh/t-symbian: New file.
19468 * doc/extend.texi: Document support for dllimport and dllexport
19469 attributes by the sh-symbianelf target.
19471 2004-07-12 James E Wilson <wilson@specifixinc.com>
19473 * Makefile.in (AR): Use @AR@ not ar.
19475 (AR_FOR_TARGET): Use $(AR) not ar for native.
19476 (NM_FOR_TARGET): Use $(NM) not nm for native.
19477 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
19478 * configure: Regenerate.
19480 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
19482 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
19484 (ashldi3_sp64): Likewise.
19486 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19489 * pa.c (function_arg): Update comment.
19490 * pa.h (BLOCK_REG_PADDING): Define.
19492 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19494 PR tree-optimization/16461
19495 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
19496 arguments of phi nodes.
19498 2004-07-12 Devang Patel <dpatel@apple.com>
19500 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
19502 2004-07-12 Steve Ellcey <sje@cup.hp.com>
19504 * function.c (expand_function_start): Ensure r_save is in Pmode.
19505 * calls.c (prepare_call_address): Ensure static_chain_value is
19507 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
19508 r_save_area are in Pmode.
19509 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
19510 fnaddr, and static_chain are in Pmode.
19512 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
19515 * config/ia64/ia64.c (bundling): Don't count ignored insns.
19517 2004-07-12 Richard Henderson <rth@redhat.com>
19519 * target.h (struct gcc_target): Move gimplify_va_arg_expr
19520 next to build_builtin_va_list.
19521 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
19522 * builtins.c (gimplify_va_arg_expr): Likewise.
19523 * gimplify.c (copy_if_shared_r): Likewise.
19525 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
19527 * passes.c (rest_of_decl_compilation): Don't defer call of
19528 assemble_variable if its DECL_RTL is already set.
19530 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
19532 * cfgloop.h (struct loop): Add nb_iterations field.
19533 (current_loops): Declare.
19534 * tree-chrec.c (chrec_not_analyzed_yet,
19535 chrec_dont_know, chrec_known, count_ev_in_wider_type,
19536 chrec_contains_symbols_defined_in_loop): Remove the temporary
19538 * tree-flow-inline.h (loop_containing_stmt): New function.
19539 * tree-scalar-evolution.c: Add implementation.
19540 * tree-scalar-evolution.h: Add declarations.
19542 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
19544 PR rtl-optimization/15921
19545 * Makefile.in (global.o): Add recog.h.
19547 * global.c (recog.h): Add the include-clause.
19548 (bb_info): New member earlyclobber.
19549 (allocate_bb_info, free_bb_info): Initialize/finish the new
19551 (earlyclobber_regclass, earlyclobber_regclass_length): The new
19553 (check_earlyclobber, regclass_intersect,
19554 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
19556 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
19557 (make_accurate_live_analysis): Modify pavin.
19559 2004-07-12 Diego Novillo <dnovillo@redhat.com>
19561 * tree-cfg.c (find_taken_edge): Statically compute the truth
19562 value of a predicate comparing an SSA_NAME to itself.
19564 2004-07-12 Roger Sayle <roger@eyesopen.com>
19566 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
19567 rs6000 doesn't have shift-and-add or shift-and-sub instructions
19568 by returning the cost of a multiplication plus an addition.
19570 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
19572 PR tree-optimization/14107
19573 * gimplify.c (gimplify_return_expr): Accept a
19574 RETURN_EXPR with an error argument.
19575 * tree-optimize.c (init_tree_optimization_passes):
19576 Run pass_warn_function_return at -O0.
19578 2004-07-12 Roger Sayle <roger@eyesopen.com>
19580 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
19583 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
19585 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
19586 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
19587 * config/mips/3000.md: Add copyright notice. Remove automota and
19588 function units; use generic ones instead. Only define reservations
19589 for things that are different from generic.md. Extend each clause
19591 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
19592 * config/mips/mips.md: Include them. Remove define_function_units.
19593 (alu, imuldiv): New automata and units.
19595 2004-07-12 Ben Elliston <bje@au.ibm.com>
19597 * doc/invoke.texi (Optimize Options): Document -frename-registers
19598 not being enabled by default at -O3.
19600 2004-07-11 Roger Sayle <roger@eyesopen.com>
19602 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
19603 floating point additions, to keep real immediate constant positive.
19604 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
19605 into X + C, and leave positive real constants as X - C.
19607 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19609 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
19611 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19613 PR tree-optimization/15654
19614 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
19616 2004-07-11 Roger Sayle <roger@eyesopen.com>
19618 * builtins.c (fold_builtin_fputs): Don't bother converting the
19619 return type to integer_type_node, as we've already checked that
19620 the result will be ignored.
19622 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
19623 that signed addition, subtraction, multiplication, division,
19624 remainder, negation and absolute value may potentially trap.
19626 * fold-const.c (fold_ignored_result): New function to strip
19627 non-side-effecting tree nodes from an expression whose result
19629 (fold_convert): Call fold_ignored_result when casting a value
19631 (omit_one_operand): Call fold_ignored_result on the "omitted"
19632 operand when building a COMPOUND_EXPR.
19633 (pedantic_omit_one_operand): Likewise.
19634 * tree.h (fold_ignored_result): Prototype here.
19635 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
19636 when we're going to ignore the result.
19638 2004-07-11 Richard Henderson <rth@redhat.com>
19641 * tree-ssa-ccp.c (fold_stmt_r): Split out...
19642 * tree.c (fields_compatible_p, find_compatible_field): ... new.
19643 * tree.h (fields_compatible_p, find_compatible_field): Declare.
19644 * tree-sra.c (sra_hash_tree): Hash fields by offset.
19645 (sra_elt_eq): Use fields_compatible_p.
19646 (generate_one_element_ref): Use find_compatible_field.
19648 2004-07-11 Richard Henderson <rth@redhat.com>
19651 * tree-sra.c (generate_one_element_init): New.
19652 (generate_element_init): Use it.
19653 (scalarize_init): Push/pop gimplify context around it.
19654 (find_new_referenced_vars_1, find_new_referenced_vars): New.
19655 * gimplify.c (gimplify_expr): Allow SSA_NAME.
19657 2004-07-11 Roger Sayle <roger@eyesopen.com>
19659 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
19660 combine.c's combine_insn_cost.
19661 * rtl.h (insn_rtx_cost): Prototype here.
19662 * combine.c (combine_insn_cost): Delete function.
19663 (combine_validate_cost): Update callers of combine_insn_cost to
19664 call insn_rtx_cost instead.
19665 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
19666 requesting the rtx_cost of call and/or jump instructions.
19668 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
19669 rtx_cost directly. Don't request/use the cost of call or jump
19670 instructions. Return -1 if the cost of any instruction can't be
19671 determined (or the BB contains a function call).
19672 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
19673 -1 (i.e. can't determine the cost of any instruction or the basic
19674 block contains a subroutine call).
19675 (find_if_case_2): Likewise.
19677 2004-07-11 Roger Sayle <roger@eyesopen.com>
19679 * rs6000.c (struct processor_costs): Change semantics of fields to
19680 include the COST_N_INSNS scaling, and update all initializers.
19681 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
19682 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
19683 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
19684 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
19686 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
19688 * LANGUAGES: Remove obsolete information.
19690 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
19692 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
19693 SIGBUS signal frames, the PSW address points *to* the faulting
19694 instruction, not after it.
19696 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
19698 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
19699 added to TLS symbol addresses.
19701 2004-07-11 Richard Henderson <rth@redhat.com>
19703 * expmed.c (init_expmed): Use stack-local structures for
19704 temporary rtl. Don't recognize shifts.
19706 2004-07-11 Richard Henderson <rth@redhat.com>
19708 * expr.c (store_expr): Don't fiddle subreg promotion for types
19709 with precision smaller than the mode.
19711 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
19713 * tree.h (all_types_permanent): Remove.
19715 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
19717 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
19718 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
19719 * langhooks.c (lhd_clear_binding_stack): Remove.
19720 * langhooks-def.h (lhd_clear_binding_stack,
19721 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
19722 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
19723 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
19724 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
19725 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
19726 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
19727 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
19728 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
19729 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
19730 * tree.h (poplevel): Don't declare.
19731 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
19732 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
19733 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
19734 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
19737 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
19739 PR tree-optimization/16437
19740 * c-common.c (shorten_compare): Don't mark result of conversion to
19741 narrower signed type as overflowing.
19742 * fold-const.c (decode_field_reference): Determine whether
19743 signedness comes from outer type using precision rather than size.
19745 2004-07-11 Phil Edwards <phil@codesourcery.com>
19747 * configure.ac: Alphabetize --enable-checking list, add
19748 missing valgrind entry.
19749 * configure: Regenerate.
19751 2004-07-11 Phil Edwards <phil@codesourcery.com>
19753 * doc/install.texi (Testing): Fix syntax in "make check" example.
19755 2004-07-10 James E Wilson <wilson@specifixinc.com>
19757 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
19759 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19761 PR rtl-optimization/16001
19762 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
19765 2004-07-10 Geoffrey Keating <geoffk@apple.com>
19767 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
19769 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
19770 James Morrison <phython@gcc.gnu.org>
19772 * doc/contrib.texi (Contributors): Add gfortran contributors and
19773 fix a couple of typos.
19775 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19777 PR rtl-optimization/15387
19778 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
19779 to incoming args space correctly.
19781 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19783 * pa.c (output_indirect_call): Only use %r2 as the link register in
19784 indirect calls with the long PA 2.0 pc-relative branch.
19786 2004-07-10 Daniel Jacobowitz <dan@debian.org>
19788 * config/i386/i386.c (override_options): Pick a 64-bit CPU
19789 for the default tuning if TARGET_64BIT.
19791 2004-07-10 Richard Henderson <rth@redhat.com>
19793 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
19794 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
19796 2004-07-10 Jakub Jelinek <jakub@redhat.com>
19798 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
19799 * expmed.c (store_bit_field, extract_bit_field): Remove last
19801 * builtins.c (expand_builtin_signbit): Adjust callers.
19802 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
19803 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
19804 * ifcvt.c (noce_emit_move_insn): Likewise.
19805 * stmt.c (expand_return): Likewise.
19806 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
19807 store_field, expand_expr_real_1): Likewise.
19809 2004-07-10 Richard Henderson <rth@redhat.com>
19811 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
19813 2004-07-09 Mike Stump <mrs@apple.com>
19815 * config/darwin.c (no_dead_strip): Add.
19816 (HAVE_DEAD_STRIP): Add.
19817 (darwin_emit_unwind_label): Ensure that we don't dead code strip
19820 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
19822 * tree-ssa-loop-im.c: New file.
19823 * Makefile.in (tree-ssa-loop-im.o): Add.
19824 * cfgloop.c (superloop_at_depth): New function.
19825 * cfgloop.h (superloop_at_depth): Declare.
19826 * common.opt (ftree-lim): New flag.
19827 * expr.c (array_ref_up_bound): New function.
19828 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
19829 * timevar.def (TV_LIM): New timevar.
19830 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
19831 computing immediate uses of a phi node.
19832 * tree-flow.h (struct tree_ann_common_d): Add aux field.
19833 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
19834 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
19835 * tree-pass.h (pass_lim): Declare.
19836 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
19838 (pass_lim): New pass structure.
19839 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
19840 * tree.c (in_array_bounds_p): New function.
19841 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
19842 (in_array_bounds_p, array_ref_up_bound): Declare.
19843 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
19844 * doc/passes.texi (tree-ssa-loop-im.c): Document.
19846 2004-07-09 Richard Henderson <rth@redhat.com>
19848 * builtins.c (expand_builtin_stpcpy): Don't modify len.
19850 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
19853 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
19855 * flags.h: Delete redundant prototypes that are being generated
19856 in options.h from common.opt.
19857 * common.opt: Add in the expository comments formerly in flags.h.
19859 2004-07-09 Jan Beulich <jbeulich@novell.com>
19861 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
19862 available for use only when TARGET_MMX/_SSE is set, and check for
19863 variable argument function if any register count is non-zero.
19864 (function_arg): Correctly suppress repeated warnings for passing SSE
19865 vectors are arguments without SSE enabled.
19866 (ix86_function_arg_boundary): Without SSE enabled, the use of what
19867 would be SSE register modes does no longer influence the alignment.
19869 2004-07-09 Richard Henderson <rth@redhat.com>
19871 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
19872 Always align upward to arg boundary. Use size_in_bytes/round_up.
19873 Maintain type-correctness of constants.
19874 * stor-layout.c (round_up, round_down): Special-case powers of 2.
19876 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
19878 * config/sparc/sparc.c (*_costs): Scale instruction costs
19880 (sparc_rtx_costs): Adjust as appropriate.
19882 2004-07-09 Jan Beulich <jbeulich@novell.com>
19884 * config/i386/mm3dnow.h: New.
19885 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
19887 2004-07-09 Richard Henderson <rth@redhat.com>
19889 * simplify-rtx.c (simplify_const_relational_operation): Only
19890 look at bounds of scalar integers.
19892 2004-07-09 Jan Beulich <jbeulich@novell.com>
19894 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
19896 2004-07-09 Andrew Pinski <apinski@apple.com>
19898 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
19900 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
19901 UOBJC_METACLASS_decl.
19903 2004-07-09 James E Wilson <wilson@specifixinc.com>
19906 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
19907 do return a parallel if hfa_mode == XFmode and mode == TImode.
19909 2004-07-09 Jan Beulich <jbeulich@novell.com>
19911 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
19912 permissible for unary plus.
19914 2004-07-09 Jan Beulich <jbeulich@novell.com>
19916 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
19917 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
19918 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
19919 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
19920 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
19921 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
19922 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
19923 (BUILTIN_xxxIMAX): New.
19924 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
19925 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
19926 BUILT_IN_PARITYIMAX.
19928 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
19930 * config/sparc/sparc.h (processor_costs): Define.
19931 (sparc_costs): Declare.
19932 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
19933 hypersparc_costs, sparclet_costs, ultrasparc_costs,
19934 ultrasparc3_costs): New.
19935 (sparc_override_options): Set sparc_costs as appropriate.
19936 (sparc_rtx_costs): Use sparc_costs instead of messy
19939 2004-07-09 Steven Bosscher <stevenb@suse.de>
19941 * doc/md.texi (Processor pipeline description): Mention that
19942 the old pipeline description is deprecated.
19944 * config/rs6000/7450.md (automaton ppc7450): Split up, move
19945 mciu_7450 function unit to...
19946 (automaton ppc7450mciu): ...new automaton.
19948 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
19949 (schedule_block): Don't consider inserting bubbles.
19950 (sched_init): Don't initialize DFA bubbles.
19951 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
19952 TARGET_SCHED_DFA_BUBBLE): Remove.
19953 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
19954 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
19955 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
19957 * stmt.c (conditional_context): Remove prototype.
19958 * tree.h (conditional_context): Remove.
19959 * tree-cfg.c (pre_insert_on_edge): Remove.
19961 * c-common.h (c_expand_asm_operands): Remove prototype.
19962 * c-typeck.c (c_expand_asm_operands): Remove.
19964 2004-07-09 Jan Beulich <jbeulich@novell.com>
19966 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
19967 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
19968 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
19969 and V8QI are class SSE. All sufficiently small remaining vector modes
19970 must be passed in one or two integer registers.
19971 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
19972 returned in memory.
19973 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
19974 __builtin_ia32_pmuludq128 have non-uniform argument and return types
19975 and must thus be handled explicitly.
19976 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
19978 (movv8qi_internal, movv4hi_internal, movv2si_internal,
19979 movv2sf_internal): Permit moving between MMX and XMM registers (since
19980 MMX areguments and return values are passed in XMM registers).
19981 (sse2_umulsidi3): Correct type and mode.
19983 2004-07-09 Richard Henderson <rth@redhat.com>
19985 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
19987 2004-07-09 Eric Christopher <echristo@redhat.com>
19989 * config/rs6000/40x.md: Split into two automatons.
19991 2004-07-09 Zack Weinberg <zack@codesourcery.com>
19992 Andrew Pinski <apinski@apple.com>
19994 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
19995 on when we have more than one input file.
19996 (c_common_parse_file): Restore loop over all input files.
19997 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
19999 * c-decl.c (set_type_context): New function.
20000 (pop_scope): Use it to set context of types. When we
20001 encounter a TYPE_DECL, set the context of the attached type too.
20002 (pop_file_scope): Don't call cpp_undef_all here.
20003 (diagnose_mismatched_decls): Do not complain about a second
20004 definition of an 'extern inline' function if it's not in the
20005 same translation unit. Do not complain about inline
20006 declaration after use if the use was in a different
20008 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
20009 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
20010 the external scope.
20011 (pushdecl_top_level): Likewise.
20012 (grokdeclarator): Clarify what is going on with setting
20013 DECL_EXTERNAL on function types, a little.
20014 (c_write_global_declarations): Don't do anything if
20015 -fsyntax-only or errors have been encountered.
20017 2004-07-09 Zack Weinberg <zack@codesourcery.com>
20019 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
20021 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20024 * pa.c (output_indirect_call): Use %r2 as the link register when
20025 calling $$dyncall with a pc-relative branch.
20027 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
20029 * doc/install.texi (Binaries): Mention OpenPKG.
20031 2004-07-09 Diego Novillo <dnovillo@redhat.com>
20033 Fix PR tree-optimization/15555
20034 * tree-dfa.c (dump_variable): If the variable is a pointer
20035 SSA_NAME, also dump its points-to information.
20036 * tree-flow.h (struct ptr_info_def): Add field
20038 (dump_points_to_info_for): Declare.
20039 (debug_points_to_info_for): Declare.
20040 * tree-optimize.c (init_tree_optimization_passes): Add a
20041 second alias analysis pass after DOM2.
20042 Move pass_del_pta to a later spot.
20043 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
20044 create a name tags when we find a dereferenced pointer. Just
20045 mark the pointer dereferenced.
20046 (collect_points_to_info_for): Move code to clear points-to
20047 information to create_name_tags.
20048 (create_name_tags): New function.
20049 (compute_flow_sensitive_aliasing): Call it.
20050 (setup_pointers_and_addressables): Mark type tags for renaming
20051 here instead of ...
20052 (create_memory_tag): ... here.
20053 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
20054 (dump_points_to_info_for): Declare extern.
20055 (debug_points_to_info_for): New function.
20057 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
20059 * config/arc/arc.md: Switch to DFA-based scheduler description.
20060 * config/arc/arc.c: Switch to DFA-based scheduler description.
20062 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20064 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
20067 2004-07-09 Richard Henderson <rth@redhat.com>
20069 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
20070 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20071 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
20072 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
20074 * config/v850/v850-protos.h (v850_va_arg): Remove.
20075 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20076 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
20077 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
20078 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
20079 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
20081 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20084 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
20085 and DImode to use +/-4k offset.
20087 2004-07-09 Richard Henderson <rth@redhat.com>
20089 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
20091 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20092 (xstormy16_gimplify_va_arg_expr): Rewrite from
20093 xstormy16_expand_builtin_va_arg.
20094 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
20096 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
20097 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
20099 * config/sh/sh-protos.h (sh_va_arg): Remove.
20100 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20101 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
20102 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
20104 * config/pa/pa-protos.h (hppa_va_arg): Remove.
20105 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20106 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
20107 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
20109 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
20110 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20111 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
20112 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
20114 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
20116 * config/sparc/sparc.md (return): Rewrite length formula.
20117 * config/sparc/sparc.c (output_return): Pass 1 as 5th
20118 argument to final_scan_insn when in a delay slot.
20119 (output_sibcall): Likewise.
20121 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
20123 * arm.c (arm_cpp_interwork): New variable.
20124 (arm_override_options): Set it if TARGET_INTERWORK was on the command
20126 * arm.h (arm_cpp_interwork): Declare it.
20127 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
20128 __THUMB_INTERWORK__ in the preprocessor.
20130 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
20132 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
20134 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
20137 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
20138 Override default settings to account for -m32 and -m64.
20140 2004-07-08 Randolph Chung <tausq@debian.org>
20142 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
20144 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
20146 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
20147 before comparing it as such.
20149 2004-07-08 Richard Henderson <rth@redhat.com>
20151 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
20152 temporary. Use bit arithmetic to align.
20154 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
20156 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
20157 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
20158 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
20159 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
20160 add_labels_and_missing_jumps, find_jump_block,
20161 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
20163 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
20164 link_btr_uses, move_btr_def): Likewise.
20165 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
20166 expand_builtin_expect_jump): Likewise.
20167 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
20168 * calls.c (expand_call, emit_library_call_value_1): Likewise.
20169 * cfganal.c (forwarder_block_p): Likewise.
20170 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
20171 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
20172 find_bb_boundaries): Likewise.
20173 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
20174 merge_blocks_move_predecessor_nojumps,
20175 merge_blocks_move_successor_nojumps, insns_match_p,
20176 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
20177 try_optimize_cfg): Likewise.
20178 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
20179 * cfglayout.c (skip_insns_after_block, label_for_bb,
20180 record_effective_endpoints, insn_locators_initialize,
20181 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
20182 * cfgmainloop.c (create_loop_notes): Likewise.
20183 * cfgrtl.c (delete_insn, delete_insn_chain,
20184 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
20185 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
20186 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
20187 redirect_branch_edge, force_nonfallthru_and_redirect,
20188 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
20189 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
20190 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
20191 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
20192 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
20193 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
20194 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
20195 * combine.c (combine_instructions, can_combine_p, try_combine,
20196 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
20197 distribute_notes, distribute_links, insn_cuid): Likewise.
20198 * cse.c (fold_rtx, cse_insn, cse_around_loop,
20199 invalidate_skipped_block, cse_set_around_loop,
20200 cse_end_of_basic_block, cse_main, cse_basic_block,
20201 cse_condition_code_reg): Likewise.
20202 * cselib.c (cselib_process_insn): Likewise.
20203 * ddg.c (create_ddg): Likewise.
20204 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
20206 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
20207 gen_label_die, dwarf2out_var_location): Likewise.
20208 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
20209 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
20210 last_call_insn, active_insn_p, next_label, prev_label,
20211 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
20212 add_insn_before, remove_insn, add_function_usage_to,
20213 reorder_insns, find_line_note, remove_unnecessary_notes,
20214 emit_insn_after_1, classify_insn): Likewise.
20215 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
20216 connect_post_landing_pads, sjlj_mark_call_sites,
20217 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
20218 can_throw_internal, can_throw_external, set_nothrow_function_flags,
20219 convert_to_eh_region_ranges): Likewise.
20220 * explow.c (optimize_save_area_alloca): Likewise.
20221 * expr.c (expand_expr_real): Likewise.
20222 * final.c (insn_current_reference_address, compute_alignments,
20223 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
20224 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
20225 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
20226 propagate_block_delete_insn, propagate_one_insn,
20227 init_propagate_block_info, propagate_block, libcall_dead_p,
20228 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
20230 * function.c (instantiate_virtual_regs, reorder_blocks_1,
20231 expand_function_start, expand_function_end, contains,
20232 thread_prologue_and_epilogue_insns,
20233 reposition_prologue_and_epilogue_notes): Likewise.
20234 * gcse.c (constprop_register, bypass_conditional_jumps,
20235 insert_insn_end_bb, gcse_after_reload): Likewise.
20236 * genemit.c (gen_expand, gen_split): Likewise.
20237 * genpeep.c (gen_peephole, main): Likewise.
20238 * global.c (build_insn_chain): Likewise.
20239 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
20240 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
20241 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
20242 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
20243 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
20244 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
20245 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
20246 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
20247 dead_or_predicable): Likewise.
20248 * integrate.c (try_constants): Likewise.
20249 * jump.c (rebuild_jump_labels, cleanup_barriers,
20250 purge_line_number_notes, init_label_info, mark_all_labels,
20251 squeeze_notes, get_label_before, get_label_after,
20252 reversed_comparison_code_parts, simplejump_p, pc_set,
20253 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
20254 delete_barrier, delete_prior_computation, delete_computation,
20255 delete_related_insns, delete_for_peephole, redirect_jump):
20257 * lcm.c (optimize_mode_switching): Likewise.
20258 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
20260 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
20261 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
20262 * loop-iv.c (simplify_using_assignment): Likewise.
20263 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
20264 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
20265 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
20266 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
20267 check_insn_for_givs, check_final_value, update_giv_derive,
20268 basic_induction_var, product_cheap_p, check_dbra_loop,
20269 loop_insn_first_p, last_use_this_basic_block,
20270 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
20271 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
20272 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
20273 sms_schedule_by_order): Likewise.
20274 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
20275 * postreload.c (reload_cse_simplify_operands, reload_combine,
20276 reload_cse_move2add): Likewise.
20277 * predict.c (can_predict_insn_p, estimate_probability,
20278 expected_value_to_br_prob, process_note_predictions): Likewise.
20279 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
20280 * profile.c (branch_prob): Likewise.
20281 * ra-build.c (live_out_1, livethrough_conflicts_bb,
20282 detect_webs_set_in_cond_jump): Likewise.
20283 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
20284 ra_print_rtl_with_bb): Likewise.
20285 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
20286 * recog.c (next_insn_tests_no_inequality, find_single_use,
20287 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
20288 * reg-stack.c (next_flags_user, record_label_references,
20289 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
20290 compensate_edge, convert_regs_1): Likewise.
20291 * regclass.c (scan_one_insn): Likewise.
20292 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
20293 regmove_optimize, fixup_match_1, single_set_for_csa,
20294 combine_stack_adjustments_for_block): Likewise.
20295 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
20296 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
20297 find_equiv_reg): Likewise.
20298 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
20299 reload_as_needed, emit_input_reload_insns, do_output_reload,
20300 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
20302 * reorg.c (find_end_label, emit_delay_sequence,
20303 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
20304 get_jump_flags, rare_destination, mostly_true_jump,
20305 try_merge_delay_insns, redundant_insn, own_thread_p,
20306 fill_simple_delay_slots, fill_slots_from_thread,
20307 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
20308 dbr_schedule): Likewise.
20309 * resource.c (find_basic_block, next_insn_no_annul,
20310 find_dead_or_set_registers, mark_target_live_regs): Likewise.
20311 * rtl.h (RTX_PREV): Likewise.
20312 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
20313 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
20314 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
20315 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
20316 tablejump_p, computed_jump_p, insns_safe_to_move_p,
20317 find_first_parameter_load, can_hoist_insn_p): Likewise.
20318 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
20319 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
20320 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
20321 schedule_ebbs): Likewise.
20322 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
20323 is_conditionally_protected, can_schedule_ready_p,
20324 add_branch_dependences, debug_dependencies): Likewise.
20325 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
20327 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
20328 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
20329 set_dominates_use, ujump_to_loop_cont): Likewise.
20330 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
20331 * varasm.c (output_constant_pool_1): Likewise.
20333 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20335 * tree-scalar-evolution.c: New file.
20336 * tree-scalar-evolution.h: New file.
20337 * tree-ssa-loop-niter.c: New file.
20338 * Makefile.in (SCEV_H): New.
20339 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
20340 * cfgloop.h (struct loop): Add bounds field.
20341 * tree-flow.h (struct tree_niter_desc): New type.
20342 (number_of_iterations_cond, number_of_iterations_exit,
20343 loop_niter_by_eval, find_loop_niter_by_eval,
20344 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
20345 free_numbers_of_iterations_estimates): Declare.
20346 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
20347 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
20348 * doc/invoke.texi (max-iterations-to-track): Document.
20350 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
20352 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
20353 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
20354 (MODE_AFTER): Add cast appropriately.
20355 * config/sh/sh.md (movdi splitter): Likewise.
20356 (casesi_worker_2): Add const qualifier appropriately.
20357 (eh_return): Remove unused variable.
20358 (insv): Initialize v;
20360 2004-07-08 Richard Henderson <rth@redhat.com>
20362 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
20363 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20364 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
20365 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
20366 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
20368 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
20369 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20370 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
20371 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
20373 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
20374 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20375 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
20376 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
20378 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
20379 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20380 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
20381 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
20383 * config/i860/i860-protos.h (i860_va_arg): Remove.
20384 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20385 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
20386 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
20388 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
20390 * system.h: Prototype getpagesize if missing.
20391 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
20392 * configure: Regenerate.
20393 * config.in: Regenerate.
20395 2004-07-08 Richard Henderson <rth@redhat.com>
20397 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
20398 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20399 (fr30_gimplify_va_arg_expr): New.
20400 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
20401 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
20403 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
20406 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
20407 of asm_noperands result.
20409 2004-07-08 Richard Henderson <rth@redhat.com>
20411 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
20412 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20413 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
20414 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
20416 2004-07-08 Richard Henderson <rth@redhat.com>
20418 * builtins.c (ind_gimplify_va_arg_expr): New.
20419 * tree.h (ind_gimplify_va_arg_expr): Declare.
20420 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
20422 2004-07-08 Jan Beulich <jbeulich@novell.com>
20424 * expmed.c (extract_bit_field): Correct condition to use vec_extract
20425 patterns also on vector elements other than the first one.
20426 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
20429 2004-07-08 Geoffrey Keating <geoffk@apple.com>
20431 * config/rs6000/darwin-ldouble.c: Correct reference
20432 to the Linnainmaa paper.
20434 2004-07-08 Richard Henderson <rth@redhat.com>
20436 * config/arc/arc-protos.h (arc_va_arg): Remove.
20437 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20438 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
20439 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
20441 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
20442 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
20443 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
20444 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
20446 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20448 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
20450 2004-07-08 Zack Weinberg <zack@codesourcery.com>
20452 * c-decl.c (static_ctors, static_dtors): Make static.
20453 (pop_file_scope): Call c_common_write_pch and
20454 cgraph_finalize_compilation_unit here.
20455 (build_cdtor): Moved here from c-objc-common.c; simplify.
20456 (c_write_global_declarations_1): Clarify comment.
20457 (c_write_global_declarations): Close the external scope before
20458 doing anything else. Call build_cdtor, cgraph_optimize, and
20459 mudflap_finish_file here.
20460 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
20462 * c-objc-common.c: No need to include cgraph.h.
20463 (build_cdtor): Moved to c-decl.c.
20464 (c_objc_common_finish_file): Delete.
20465 * c-tree.h: Update to match.
20466 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
20467 (generate_static_references): Set TREE_USED before calling finish_decl.
20468 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
20469 on the static_instances_decl.
20471 2004-07-08 Zack Weinberg <zack@codesourcery.com>
20473 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
20474 decls when there is only one input translation unit.
20475 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
20476 change of 2004-07-05; do not treat declarations with
20477 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
20478 * opts.c (cur_in_fname): Delete.
20479 * opts.h: Likewise.
20480 * tree.c: Revert changes of 2004-07-05; no special treatment
20481 for TRANSLATION_UNIT_DECLs.
20482 * Makefile.in (tree.o): Update dependencies.
20484 2004-07-08 Roger Sayle <roger@eyesopen.com>
20486 * builtins.c (fold_builtin_strcpy): Merge functionality from
20487 simplify_builtin_strcpy. Add additional len argument. No longer
20488 static. Remove function prototype.
20489 (fold_builtin_strncpy): Likewise integrate functionality from
20490 simplify_builtin_strncpy. Add additional slen argument. No
20491 longer static. Remove function prototype.
20492 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
20493 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
20494 types of "ignore" and "unlocked" parameters to bool.
20495 (fold_builtin_1): Add additional ignore argument. Call renamed
20496 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
20497 builtins. Update arguments to fold_builtin_strncpy and
20498 fold_builtin_strcpy. Add function prototype.
20499 (fold_builtin): Add additional Boolean ignore argument to pass
20501 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
20502 and fold_builtin_strncpy instead of simplify_builtin_fputs,
20503 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
20505 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
20506 simplify_builtin_strncpy): Delete function prototypes.
20507 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
20508 fold_builtin_strncpy): Add function prototypes here.
20509 (fold_builtin): Update function prototype with new "bool ignore".
20511 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
20512 (ccp_fold_builtin): Update call to fold_builtin. Call
20513 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
20514 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
20515 simplify_builtin_strncpy respectively.
20516 * fold-const.c (fold): Update call to fold_builtin.
20518 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
20520 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
20523 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
20524 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
20525 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
20526 * calls.c: Remove ifdefs of macros above.
20527 * functions.c: Likewise.
20528 * expr.c: Likewise.
20530 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20532 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
20533 (arch attribute): Delete.
20534 (current_function_calls_alloca attribute): Rename into calls_alloca.
20535 (calls_eh_return): New attribute.
20536 (leaf_function): Likewise.
20537 (length attribute): Fix formula for sibcalls.
20538 (return insn): Correctly compute the 'length' attribute.
20539 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
20541 2004-07-08 Richard Henderson <rth@redhat.com>
20543 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
20544 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
20545 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
20546 * tree-eh.c (lower_eh_constructs_1): Likewise.
20547 * tree-sra.c (sra_walk_modify_expr): Likewise.
20548 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20549 (eliminate_unnecessary_stmts): Likewise.
20550 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
20551 * tree-tailcall.c (optimize_tail_call): Likewise.
20552 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
20554 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
20555 Jakub Jelinek <jakub@redhat.com>
20557 * config/i386/i386.c (override_options): Enable
20558 SSE prefetches with -mtune, as long as we are
20559 compiling for i686 or higher. All i686 processors
20560 accept SSE prefetches as NOPS, some i586's don't.
20562 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20565 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
20567 2004-07-08 Diego Novillo <dnovillo@redhat.com>
20569 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
20570 the handling of clobbering ASM_EXPRs.
20572 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20575 * config/sparc/sparc.c (function_value): In 64-bit mode,
20576 return the aggregates larger than 16 bytes like unions.
20578 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20581 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
20582 'temp' is zero, generate new pseudos as needed and emit the
20583 sequence of insns in single-assignment form. Resync comments
20585 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
20586 function before reload.
20588 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
20590 * vec.c (vec_assert_fail): Remove duplicate 'function'.
20592 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
20594 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
20595 Allocation is signed.
20596 (VEC_reserve): Return flag, allocation is signed.
20598 2004-07-08 Richard Henderson <rth@redhat.com>
20600 * tree-ssa-ccp.c (fold_stmt): Get type directly from
20601 OBJ_TYPE_REF_OBJECT.
20603 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
20604 Neil Booth <neil@daikokuya.co.uk>
20608 * c-decl.c (finish_struct): Ensure bit-fields are given the
20610 * c-common.c (c_common_signed_or_unsigned_type): For C, require
20611 the precision to match as well as the mode.
20612 * expr.c (reduce_to_bit_field_precision): New function.
20613 (expand_expr_real_1): Reduce expressions of bit-field type to
20615 * langhooks.h (reduce_bit_field_operations): New hook.
20616 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
20618 * c-lang.c, objc/objc-lang.c
20619 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
20620 * objc/objc-act.c (check_ivars): Convert types to bit-field types
20622 * tree.c (build_nonstandard_integer_type): New function.
20623 * tree.h (build_nonstandard_integer_type): New prototype.
20624 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
20625 conversions between integer and boolean types as useless.
20627 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
20629 * c-common.c (c_common_nodes_and_builtins): Do not
20630 create __builtin_ptrdiff_t and __builtin_size_t.
20632 2004-07-08 Andrew Pinski <apinski@apple.com>
20634 * Makefile.in (libbackend.o): Add -combine to the gcc
20637 2004-07-08 Nick Clifton <nickc@redhat.com>
20639 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
20642 2004-07-08 Richard Henderson <rth@redhat.com>
20644 * except.c (expand_eh_region_start, expand_eh_region_end,
20645 expand_eh_handler, expand_eh_region_end_cleanup,
20646 expand_start_all_catch, expand_start_catch, expand_end_catch,
20647 expand_end_all_catch, expand_eh_region_end_allowed,
20648 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
20649 expand_eh_region_end_fixup): Remove.
20650 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
20651 cleanups, outer_cleanups, label_chain, exception_region.
20652 (struct goto_fixup): Remove stack_level, cleanup_list_list.
20653 (struct label_chain): Remove.
20654 (struct stmt_status): Remove x_stack_block_stack.
20655 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
20656 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
20657 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
20658 end_cleanup_deferral, last_cleanup_this_contour,
20659 containing_blocks_have_cleanups_or_stack_level,
20660 any_pending_cleanups): Remove.
20661 (expand_null_return_1): Take no arguments.
20662 (expand_label, expand_naked_return, expand_return,
20663 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
20664 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
20665 expand_end_case_type): Don't use any of them.
20666 * calls.c (expand_call): Likewise.
20667 * dojump.c (do_jump): Likewise.
20668 * function.c (expand_function_end): Likewise.
20669 * expr.c (store_expr, expand_expr_real_1): Likewise.
20670 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
20671 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
20672 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
20673 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
20674 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
20675 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
20676 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
20677 for WITH_CLEANUP_EXPR.
20678 (gimple_push_cleanup): Likewise.
20679 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
20680 * print-tree.c (print_node): Likewise.
20681 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
20682 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
20683 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
20684 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
20685 (GOTO_SUBROUTINE_EXPR): Remove.
20686 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
20687 (DECL_TOO_LATE): Remove.
20688 * except.h, tree.h: Update decls.
20690 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
20692 * explow.c (optimize_save_area_alloca): Do not accept parameters.
20693 * passes.c (rest_of_handle_final): Handle symout.
20694 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
20696 (rest_of_handle_sched): Break out SMS. Remove ifs for
20697 flag_schedule_insns and flag_modulo_sched.
20698 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
20699 collect at the end.
20700 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
20701 (rest_of_handle_partition_blocks, rest_of_handle_sms,
20702 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
20703 rest_of_handle_mode_switching, rest_of_handle_jump,
20704 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
20705 rest_of_handle_jump2, rest_of_handle_postreload,
20706 rest_of_handle_flow2, rest_of_clean_state,
20707 rest_of_handle_shorten_branches,
20708 rest_of_handle_prologue_epilogue,
20709 rest_of_handle_branch_target_load_optimize): New.
20710 (rest_of_compilation): Call the above. Remove ggc_collect
20711 calls moved to rest_of_handle_*.
20712 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
20714 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
20715 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
20716 * except.h (set_nothrow_function_flags): Update comment.
20717 * function.c (current_function_nothrow): Remove.
20718 * output.h (current_function_nothrow): Remove.
20719 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
20720 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
20722 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20725 * reorg.c: Revert 2004-06-30 change.
20726 (find_end_label): If HAVE_epilogue and !HAVE_return,
20727 return 0 instead of creating a label at the end of the insn chain.
20728 (optimize_skip): Account for the failure mode of find_end_label.
20729 (fill_simple_delay_slots): Likewise.
20730 (fill_slots_from_thread): Likewise.
20731 (relax_delay_slots): Likewise.
20733 2004-07-08 Diego Novillo <dnovillo@redhat.com>
20735 * tree-flow.h (addressable_vars): Declare.
20736 * tree-ssa-alias.c (addressable_vars): Define.
20737 (setup_pointers_and_addressables): Add addressable variables
20738 to addressable_vars.
20739 * tree-ssa-operands.c (get_stmt_operands): Move
20740 handling of ASM_EXPRs ...
20741 (get_asm_expr_operands): ... here.
20742 When the ASM_EXPR clobbers memory, also clobber addressable
20744 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
20745 (delete_tree_ssa): Reset addressable_vars.
20747 2004-07-07 Jan Beulich <jbeulich@novell.com>
20748 Richard Henderson <rth@redhat.com>
20750 * varasm.c (assemble_variable): Use assemble_zeros for
20751 zero-initialized variables.
20752 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
20753 for SECCAT_BSS and SECCAT_TBSS.
20755 2004-07-07 Jan Beulich <jbeulich@novell.com>
20757 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
20759 * expmed.c (emit_store_flag): Also special-case double-word
20760 (in-)equality comparison against -1.
20762 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
20763 passing arguments the containers for which are registers.
20765 * calls.c (emit_library_call_value_1): Use mode of function parameter
20766 rather than that of argument since constants have none.
20768 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
20770 Introduce H8SX support.
20771 * expr.c (expand_strcpy): Renamed and moved to...
20772 * builtins.c (expand_movstr): ... here. Tweak.
20773 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
20774 computed or has side effects.
20775 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
20776 unused, or if mempcpy fails. Adjust the return value in the
20777 latter case. Use movstr if everything else fails.
20778 * doc/md.texi (movstr): Document.
20779 (movmemM, clrmemM): Fix explanation of memory block operands.
20780 * config/h8300/h8300.md (stpcpy): Renamed to...
20781 (movstr): ... this. Adjust.
20782 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
20783 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
20784 movmem* and clrstr* to clrmem*.
20785 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
20786 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
20787 GENERAL_REGS, always.
20788 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
20789 getting the stack pointer as addr.
20790 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
20791 from general_operand_dst.
20792 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
20794 (movmd_internal): ... this. Add modes to operands. Disparage `D'
20795 instead of requiring it to match only before reload.
20796 (stpcpy_internal_normal): New, normal-mode variant of...
20797 (stpcpy_internal): ... this. Add modes to operands. Disparage
20798 `D' instead of requiring it to match only before reload.
20799 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
20801 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
20802 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
20804 * config/h8300/h8300.md (attr type): Add call.
20805 (attr can_delay): If type is call, set it no.
20806 (call, call_value): Set type to call.
20807 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
20808 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
20809 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
20810 * tree.c (get_narrower): Don't narrow integral types into
20811 non-integral types.
20812 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
20813 frame_size *before* the first use.
20814 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
20816 (peephole2): Don't widen instructions that push SP. Move
20817 decrement of SP to the end of all stm-generating peepholes.
20818 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
20819 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
20820 and OR to set it to all ones.
20821 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
20822 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
20823 (call, call_value): Set can_delay to "no".
20824 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
20825 * config/h8300/h8300.md (extzv): Make subreg check more robust.
20826 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
20827 * config/h8300/h8300.md (*brabit): Remove.
20828 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
20829 zero_extract. Use bit_memory_operand as the predicate for
20830 operand 1 and 'WU' as the constraint. Check the difference
20831 between the base length and the final one when deciding which
20832 type of branch to use.
20833 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
20834 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
20835 Use convert_move to extend the result for TARGET_H8300SX. Check
20836 for QImode memory references. Optimize the case where the
20837 destination is a paradoxical subreg.
20838 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
20839 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
20840 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
20841 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
20842 * config/h8300/h8300.md: Include mova.md
20843 (length_table): Add mova and mova_zero.
20844 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
20845 after all constant addresses for '%R', '%X', '%T' and '%S'.
20846 (h8300_mova_length): New function.
20847 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
20848 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
20849 dependencies for s-config, etc.
20850 * config/h8300/gemova.sh: New file.
20851 * config/h8300/mova.md: Generated.
20852 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
20853 * config/h8300/h8300.c (h8300_bitfield_length): New.
20854 (nibble_operand): Adjust.
20855 (h8300_binary_length): Handle conditional binary op.
20856 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
20857 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
20858 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
20859 and P#<0, unused so far. W and Y are now prefixes to multi-letter
20860 constraints. WU is introduced as a variant of U that requires a
20861 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
20862 * config/h8300/h8300.md (attr type): Added bitbranch.
20863 (attr length_table): Added bitfield and bitbranch.
20864 (attr length): Compute bitbranch length.
20865 (andqi): Separate pattern for H8300SX. Use bfld for loading the
20866 least-significant bit of a byte.
20867 (brabit, brabc, brabs): New.
20868 (insv, extzv): Emit bfst and bfld on H8300SX.
20869 (bfld, bfst, seq, sne): New.
20870 (bstzhireg, cmpstz, bstz, bistz): New.
20871 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
20872 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
20873 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
20874 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
20875 (h8sx_unary_memory_operator): New function.
20876 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
20877 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
20878 * config/h8300/h8300.md: Add peepholes to combine reloads and
20880 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
20881 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
20882 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
20883 (and?i, ior?i, xor?i): Likewise.
20884 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
20885 * config/h8300/h8300.c: Move enums and prototypes to head of file.
20886 Various whitespace fixes.
20887 (h8300_constant_length): New function, split out from...
20888 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
20889 (h8300_classify_operand): Use IN_RANGE.
20890 (h8300_classify_operand): Use h8300_constant_length.
20891 (h8300_short_move_mem_p): Tighten size check.
20892 (h8sx_mergeable_memrefs_p): Tighten equality check.
20893 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
20894 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
20896 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
20897 * config/h8300/crtn.asm: Likewise.
20898 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
20899 if __H8300SX__ is defined.
20900 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
20901 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
20902 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
20903 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
20904 addresses as mode-dependent.
20905 * config/h8300/h8300.c (print_operand_address): Update call to
20907 (h8300_get_index): Take a mode argument. Rework to fix an
20908 earlier misunderstanding.
20909 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
20910 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
20911 into a register if TARGET_H8300SX.
20912 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
20913 TARGET_H8300SX. Also disable related define_splits.
20914 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
20915 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
20916 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
20917 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
20918 * config/h8300/h8300.h (OK_FOR_Z): New macro.
20919 (EXTRA_CONSTRAINT_STR): Check it.
20920 * config/h8300/h8300.c (h8300_classify_operand): Accept null
20922 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
20923 * config/h8300/h8300.md (length_table): Add mov_imm4.
20924 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
20925 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
20926 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
20928 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
20929 * config/h8300/h8300.c (h8300_reorg): New function.
20930 (TARGET_MACHINE_DEPENDENT_REORG): Define.
20931 * config/h8300/h8300.md (length): Subtract the length of the
20932 delay slot from (pc) when checking the range of forward branches.
20933 (delay_slot, can_delay): New attributes.
20934 (define_delay): Add bra/s handling.
20935 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
20936 (jump): Add delayed-branch handling.
20937 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
20938 * expr.c (expand_strcpy): New function.
20939 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
20940 (expand_builtin_stpcpy): Likewise.
20941 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
20942 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
20943 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
20944 handling to improve register allocation for -fno-omit-frame-pointer.
20945 (h8sx_split_movmd): Delete, moving er6 handling into...
20946 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
20947 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
20948 (movmd): Add calls to copy_rtx.
20949 (movmd_internal): In the second alternative, allow the initial and
20950 final destination registers to be different . Update the splitter
20951 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
20952 instead of h8sx_split_movmd.
20953 (stpcpy, movsd): New expanders.
20954 (movsd_internal): New define_insn.
20955 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
20956 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
20957 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
20958 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
20959 and DESTINATION_REGS.
20960 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
20961 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
20962 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
20963 (h8300_move_ratio): Declare.
20964 (MOVE_RATIO): Use it.
20965 * config/h8300/h8300.c (h8300_move_ratio): New variable.
20966 (h8300_init_once): Initialize it.
20967 (h8300_reg_class_from_letter): New function.
20968 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
20969 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
20970 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
20971 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
20972 (movstrsi, movmd): New expanders.
20973 (movmd_internal): New insn.
20974 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
20975 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
20976 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
20977 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
20978 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
20979 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
20980 * config/h8300/h8300.c (nibble_operand): Fix warning.
20981 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
20982 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
20983 (movsf_h8300h): Disable for TARGET_H8300SX.
20984 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
20985 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
20986 h8300_stm_parallel and h8300_return_parallel.
20987 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
20988 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
20989 h8300_stm_parallel, h8300_return_parallel): New functions.
20990 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
20991 if TARGET_H8300SX. Use h8300_push_pop.
20992 (h8300_expand_epilogue): Likewise. Try to merge the return insn
20993 and final pop when generating h8sx code. Always emit some form
20995 * config/h8300/h8300.md: Don't enforce register alignment in
20996 stm peepholes if TARGET_H8300SX.
20997 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
20998 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
20999 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
21000 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
21001 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
21002 (MULTILIB_DIRNAMES): Add a directory for it.
21003 (MULTILIB_MATCHES): Delete.
21004 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
21005 * final.c (walk_alter_subreg): Handle addresses with subregs
21006 inside a ZERO_EXTEND or AND.
21007 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
21008 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
21010 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
21011 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
21012 @(dd,Rn.w) and @(dd,ERn.L).
21013 (h8300_displacement_size): Take the whole address as argument.
21014 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
21015 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
21016 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
21017 (h8sx_mergeable_memrefs_p): Declare.
21018 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
21019 (HAVE_PRE_INCREMENT): Likewise.
21020 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
21021 addresses for TARGET_H8300SX,
21022 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
21024 (movb_length_table, movl_length_table): New tables.
21025 (movw_length_table): Define to movb_length_table.
21026 (h8300_displacement_size): New, split out from...
21027 (h8300_classify_address): ...here. Handle pre/post inc/dec.
21028 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
21029 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
21030 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
21031 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
21032 (compute_plussi_length, compute_plussi_cc): Update accordingly.
21033 (h8sx_unary_shift_operator): Get the mode from the operator.
21034 (binary_shift_operator): Likewise.
21035 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
21036 a memory reference, check whether the reference is offsettable.
21037 (length_table): Add movb, movw and movl.
21038 (movqi): Add new h8sx pattern. Don't force one operand to be a
21039 register when generating h8sx code.
21040 (movhi, movsi, movsf): Likewise.
21041 (movstrictqi): Use the length_table attribute.
21042 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
21043 (addqi3): Split into a define_expand and define_insn. Don't accept
21044 memory operands in the expander. Use h8300_operands_match_p to
21045 check for matching operands in the define_insn.
21046 (subqi3, negqi2, one_cmplqi2): Likewise.
21047 (add[hs]i3): Don't accept memory operands in the expander. Likewise
21048 in any patterns that are unused in h8sx code. In the h8sx patterns,
21049 use h8300_operands_match_p to check whether operands match.
21050 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
21051 one_cmpl[hs]i3): Likewise.
21052 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
21054 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
21055 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
21056 (h8300_insn_length_from_table): Add a second parameter.
21057 (output_h8sx_shift): Declare.
21058 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
21059 (EXTRA_CONSTRAINT): Replace with...
21060 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
21061 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
21062 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
21063 and h8sx_binary_shift_operator.
21064 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
21065 for TARGET_H8300SX.
21066 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
21067 (bit_memory_operand, fix_bit_operand): Likewise.
21068 (h8300_length_table_for_insn): Remove.
21069 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
21071 (h8300_short_immediate_length, h8300_binary_length): New functions.
21072 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
21073 (output_plussi): Use sub to add negative constants.
21074 (compute_plussi_length): Adjust accordingly.
21075 (h8sx_single_shift_type): New enum.
21076 (h8sx_single_shift, h8sx_unary_shift_operator,
21077 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
21078 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
21079 single h8sx instruction. Return false in this case.
21080 * config/h8300/h8300.md (length_table): Add short_immediate.
21081 (length): Pass the operand array to h8300_insn_length_from_table.
21082 (adjust_length): Assume "no" for insns with a length_table attribute.
21083 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
21084 (*addhi3_h8300hs): Don't use for h8sx.
21085 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
21087 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
21088 1's predicate to nonimmediate_operand. Only skip default expansion
21089 if expand_a_shift or expand_a_rotate returns true. Add new patterns
21090 for single h8sx shift instructions.
21091 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
21092 * config/h8300/h8300.c (nibble_operand): Split out of...
21093 (reg_or_nibble_operand): ... this.
21094 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
21095 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
21096 umulhisi3): Introduce expand, and introduce separate insns for
21097 sign- or zero-extended REG and already-extended CONST_INT.
21098 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
21099 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
21100 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
21101 (subhi3): Likewise. Don't accept immediates for operand 1.
21102 Remove the early clobber from second alternative of the h8300s pattern.
21103 (subsi3): Generalize for h8sx. Force operand 2 into a register
21104 on plain h8300 targets.
21105 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
21106 (subsi3_h8300h): Generalize for h8sx.
21107 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
21108 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
21109 * config/h8300/h8300.c (reg_or_nibble_operand): New.
21110 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
21111 (TARGET_H8300SXMUL): New.
21112 (CONST_OK_FOR_P): New.
21113 (CONST_OK_FOR_LETTER_P): Adjust.
21114 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
21115 umulhisi3): Accept 4-bit immediate on H8SX.
21116 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
21117 (udivsi3, divhi3, udivsi3, divsi3): New.
21118 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
21119 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
21120 * config/h8300/h8300.h (OK_FOR_Q): New macro.
21121 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
21122 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
21123 Add ADDRESSOF to the bit_operand entry.
21124 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
21125 (h8300_src_operand): Likewise.
21126 (bit_operand): Check nonimmediate_operand rather than general_operand.
21127 Accept any nonimmediate_operand in h8sx code.
21128 (h8300_and_costs): Initialize operands[1].
21129 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
21130 (h8300_operand_class): New enum.
21131 (h8300_length_table): New typedef.
21132 (addb_length_table, addw_length_table, addl_length_table,
21133 logicl_length_table): New tables.
21134 (logicb_length_table, logicw_length_table): New macros.
21135 (h8300_classify_operand, h8300_length_from_table,
21136 h8300_length_table_for_insn, h8300_unary_length,
21137 h8300_insn_length_from_table): New functions.
21138 (output_plussi): Only use adds and subs for register destinations.
21139 Disable redundant clause.
21140 (compute_plussi_cc): Likewise.
21141 (compute_plussi_length): Likewise. Use h8300_length_from_table
21142 to work out the length of an insn.
21143 (output_logical_op): Only use narrower immediate instructions
21144 if the destination is a register.
21145 (compute_logical_op_cc): Likewise.
21146 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
21147 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
21148 * config/h8300/h8300.md (length_table): New attribute.
21149 (length): When an instruction has a length_table attribute, use
21150 h8300_insn_length_from_table to calculate its default length.
21151 (cmpqi): Use h8300_dst_operand for the first operand and
21152 h8300_src_operand for the second.
21153 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
21154 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
21155 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
21156 iorsi3, xorhi3, xorsi3): Likewise.
21157 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
21158 so that it allows any combination of operands for TARGET_H8300SX.
21159 (iorqi3, xorqi3): Likewise.
21160 (cmpqi): Use the length_table attribute.
21161 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
21162 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
21163 (cmpqi): Add 'Q' constraint.
21164 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
21165 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
21166 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
21167 * config/h8300/h8300.h (MASK_H8300SX): New macro.
21168 (TARGET_H8300S): True for both -ms and -msx.
21169 (TARGET_H8300SX): New macro.
21170 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
21171 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
21172 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
21173 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
21174 [Temporary change.]
21175 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
21176 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
21177 16-bit pointers and 32-bit ints.
21178 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
21179 CONST_DOUBLE with mode no wider than SImode.
21180 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
21182 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
21183 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
21185 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
21186 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
21187 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
21189 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
21191 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
21193 2004-07-07 Per Bothner <per@bothner.com>
21195 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
21197 2004-07-07 Mike Stump <mrs@apple.com>
21199 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
21200 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
21201 (machopic_finish): Likewise.
21203 2004-07-07 Richard Henderson <rth@redhat.com>
21205 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
21206 through any value-preserving cast.
21208 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
21210 * function.c (assign_parm_find_data_types): Call
21211 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
21213 2004-07-07 Steven Bosscher <stevenb@suse.de>
21215 * tree-cfg.c (group_case_labels): Remove case labels that have
21216 the same target as the default case.
21218 2004-07-07 Steven Bosscher <stevenb@suse.de>
21220 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
21221 regardless of DECL_LANG_SPECIFIC being present or not.
21222 * tree.h (DECL_NUM_STMTS): Purge.
21224 2004-07-07 Andrew Pinski <apinski@apple.com>
21226 * configure: Regenerate with the right autoconf.
21228 2004-07-07 David Edelsohn <edelsohn@gnu.org>
21230 * ifcvt.c (total_bb_rtx_cost): New function.
21231 (find_if_case_1): Compare rtx_cost of basic block to cost of
21233 (find_if_case_2): Same.
21235 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
21238 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
21239 (output_return): Likewise.
21240 (output_sibcall): Abort if !flag_delayed_branch.
21241 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
21242 (emit_and_preserve): New function.
21243 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
21244 indirect jump to the thunked-to function if !flag_delayed_branch.
21245 * config/sparc/sparc.md (delayed_branch): New attribute.
21246 (load_pcrel_sym): Honor flag_delayed_branch. Use above
21247 attribute to compute the length of the insn.
21248 (goto_handler_and_restore): Likewise.
21250 2004-07-07 Andrew Pinski <apinski@apple.com>
21252 PR tree-optimization/15777
21253 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
21255 * expr.c (expand_expr_real_1): Fix formating.
21256 BUFFER_REF and IN_EXPR are dead.
21257 * fold-const.c (non_lvalue): BUFFER_REF is dead.
21258 * tree-inline.c (estimate_num_insns_1): Likewise.
21259 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
21260 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
21261 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
21263 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
21265 * collect2.c (dump_file): Don't call cplus_demangle if
21266 HAVE_LD_DEMANGLE is defined.
21267 (main): Pass "--demangle" to ld if no_demangle is not 0 and
21268 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
21269 if HAVE_LD_DEMANGLE is defined.
21271 * configure.ac (--with-demangler-in-ld): Added
21272 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
21273 --with-demangler-in-ld is used.
21274 * config.in: Regenerated.
21275 * configure: Likewise.
21277 2004-07-07 Roger Sayle <roger@eyesopen.com>
21279 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
21280 for simple floating point operations "fp", double precision
21281 multiplication "dmul", and single and double precision division
21282 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
21283 (ppc630_cost): New table split from ppc620_cost, to distinguish
21284 differences in floating point latencies.
21285 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
21286 (rs6000_rtx_costs): Add support for single and double precision
21287 floating point addition, subtraction, multiplication, division,
21288 fused-multiply-add, fused-multiply-sub, negation, absolute value
21289 and negative absolute value. Tweak MEM case to use prefered idiom.
21291 2004-07-07 Richard Henderson <rth@redhat.com>
21293 * tree-flow-inline.h (may_propagate_copy): Move...
21294 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
21295 attempt to copy between types requiring conversion.
21296 * tree-flow.h (may_propagate_copy): Update decl.
21297 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
21299 2004-07-07 Jakub Jelinek <jakub@redhat.com>
21301 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
21302 from -mtune= option.
21304 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
21306 * builtins.c: Rename movstr*, except for movstrict*, to
21307 movmem* and clrstr* to clrmem*.
21308 * expr.c: Likewise.
21309 * expr.h: Likewise.
21310 * genopinit.c: Likewise.
21311 * integrate.c: Likewise.
21312 * local-alloc.c: Likewise.
21313 * optabs.c: Likewise.
21314 * optabs.h: Likewise.
21315 * config/alpha/alpha.h: Likewise.
21316 * config/alpha/alpha.md: Likewise.
21317 * config/arm/arm-protos.h: Likewise.
21318 * config/arm/arm.c: Likewise.
21319 * config/arm/arm.md: Likewise.
21320 * config/avr/avr.md: Likewise.
21321 * config/c4x/c4x.c: Likewise.
21322 * config/c4x/c4x.md: Likewise.
21323 * config/frv/frv.md: Likewise.
21324 * config/i386/i386-protos.h: Likewise.
21325 * config/i386/i386.c: Likewise.
21326 * config/i386/i386.h: Likewise.
21327 * config/i386/i386.md: Likewise.
21328 * config/i860/i860.c: Likewise.
21329 * config/i860/i860.md: Likewise.
21330 * config/ip2k/ip2k.md: Likewise.
21331 * config/ip2k/libgcc.S: Likewise.
21332 * config/ip2k/t-ip2k: Likewise.
21333 * config/m32r/m32r.c: Likewise.
21334 * config/m32r/m32r.md: Likewise.
21335 * config/mcore/mcore.md: Likewise.
21336 * config/mips/mips.c: Likewise.
21337 * config/mips/mips.md: Likewise.
21338 * config/ns32k/ns32k.c: Likewise.
21339 * config/ns32k/ns32k.h: Likewise.
21340 * config/ns32k/ns32k.md: Likewise.
21341 * config/pa/pa.c: Likewise.
21342 * config/pa/pa.md: Likewise.
21343 * config/pdp11/pdp11.h: Likewise.
21344 * config/pdp11/pdp11.md: Likewise.
21345 * config/rs6000/rs6000.c: Likewise.
21346 * config/rs6000/rs6000.md: Likewise.
21347 * config/s390/s390-protos.h: Likewise.
21348 * config/s390/s390.c: Likewise.
21349 * config/s390/s390.md: Likewise.
21350 * config/sh/lib1funcs.asm: Likewise.
21351 * config/sh/sh.c: Likewise.
21352 * config/sh/sh.md: Likewise.
21353 * config/sh/t-sh: Likewise.
21354 * config/sparc/sparc.h: Likewise.
21355 * config/vax/vax.md: Likewise.
21356 * config/xtensa/xtensa.c: Likewise.
21357 * config/xtensa/xtensa.md: Likewise.
21358 * doc/invoke.texi: Likewise.
21359 * doc/md.texi: Likewise.
21360 * doc/rtl.texi: Likewise.
21362 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
21365 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
21366 * config/mips/mips.c (mips_declare_common_object): New function,
21367 mostly split out from...
21368 (mips_output_aligned_decl_common): ...here.
21369 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
21370 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
21371 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
21372 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
21374 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21377 * function.c (assign_parms): Fix typo from previous change.
21379 2004-07-07 Jason Merrill <jason@redhat.com>
21382 * doc/extend.texi (C++ Interface): Correct information and
21385 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
21390 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
21393 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
21396 * config/m32r/m32r.c (m32r_function_symbol): New function:
21397 Generate a symbol name RTX with the correct m32r specific flags
21399 (block_move_call): Use new function to generate correct symbol.
21400 * config/m32r/m32r-protos.h: Add prototype for new funcion.
21401 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
21404 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
21406 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
21407 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
21408 TYPE_BINFO_BASETYPE): Remove.
21409 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
21411 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
21413 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
21414 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
21415 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
21416 (struct tree_binfo): Rename base_types to base_binfos.
21417 * alias.c (record_component_aliases): Adjust BINFO macros.
21418 * dbxout.c (dbxout_type): Likewise.
21419 * dwarf2out.c (gen_member_die): Likewise.
21420 * sdbout.c (sdbout_one_type): Likewise.
21421 * tree-dump.c (deque_and_dump): Likewise.
21422 * config/i386/i386.c (classify_argument,
21423 contains_128bit_aligned_vector_p): Likewise.
21425 2004-07-07 Nick Clifton <nickc@redhat.com>
21427 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
21428 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
21430 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
21432 * vec.h: Fix the example use.
21434 2004-07-06 Richard Henderson <rth@redhat.com>
21436 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
21437 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
21438 * tree-inline.c (copy_body_r, setup_one_parameter,
21439 initialize_inlined_parameters, expand_call_inline,
21440 declare_inline_vars): Don't check it.
21441 (expand_calls_inline): Remove old version, rename new version
21442 from gimple_expand_calls_inline.
21443 * tree-optimize.c (execute_gimple): Remove.
21444 (pass_gimple): Don't run anything.
21446 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
21448 * doc/sourcebuild.texi: Use semicolons instead of commas in
21451 2004-07-06 Richard Henderson <rth@redhat.com>
21453 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
21454 (sra_walk_modify_expr, scan_init): Likewise.
21455 (generate_element_zero): Check visited before scanning children.
21456 (generate_element_init): Set visited on error.
21457 (scalarize_init): Handle generate_element_init failure similar
21460 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
21462 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
21463 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
21465 2004-07-06 Richard Henderson <rth@redhat.com>
21467 * config/i386/i386.c (legitimize_pic_address): Make static.
21468 (legitimize_address): Handle CONST with TLS operand.
21469 (ix86_expand_move): Don't call legitimize_pic_address directly.
21470 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
21472 2004-07-06 Roger Sayle <roger@eyesopen.com>
21474 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
21475 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
21476 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
21477 is currently executed unconditionally, i.e. not in "else_bb".
21479 2004-07-06 Steven Bosscher <stevenb@suse.de>
21481 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
21482 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21483 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
21484 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21485 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
21486 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21487 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
21488 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21489 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
21490 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21491 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
21492 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21493 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
21494 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21495 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
21496 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21498 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
21500 * dojump.c (do_jump): REFERENCE_EXPR is dead.
21501 * expr.c (expand_expr_real_1): Ditto.
21502 * tree-inline.c (estimate_num_insns_1): Ditto.
21503 * tree-pretty-print.c (dump_generic_node): Ditto.
21504 (op_symbol): Ditto.
21507 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
21509 * tree-ssa-pre.c (reference_node_pool): New pool.
21510 (find_or_generate_expression): Class 'r' is okay too.
21511 (create_value_expr_from): Ditto.
21512 (add_to_sets): LHS should not include vuses.
21513 (eliminate): Ditto.
21514 (compute_avail): Reverse ordering of tests.
21515 Valuize INDIRECT_REF as well.
21517 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
21519 PR rtl-optimization/16380
21520 * loop.c (check_dbra_loop): Sink comparison instructions if they
21521 do something other than set cc0.
21523 2004-07-06 James E Wilson <wilson@specifixinc.com>
21525 * doc/interface.texi (longjmp and automatic variables): Delete
21526 paragraph recommending taking the address of a variable.
21528 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
21530 * vec.h (VEC_embedded_alloc): Remove.
21531 (VEC_embedded_size, VEC_embedded_init): New.
21532 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
21534 (VEC_truncate): New.
21535 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
21536 (vec_embedded_alloc): Remove.
21537 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
21538 (vec_embedded_alloc): Remove.
21540 2004-07-06 Mark Mitchell <mark@codesourcery.com>
21542 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
21543 (gt-langhooks.h): Remove.
21545 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
21547 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
21549 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
21551 * config/sparc/sparc.c (get_pc_symbol): Rename into
21552 add_pc_to_pic_symbol.
21553 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
21554 (load_pic_register): Account for previous changes.
21555 Use reg_names. Don't create the label twice.
21556 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
21557 UNSPEC_LOAD_PCREL_SYM.
21558 (get_pc): Rename into load_pcrel_sym. Add predicate to
21559 operands. Remove condition.
21561 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
21563 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
21564 RECORD, UNION & QUAL_UNION is actually a binfo.
21566 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
21567 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
21568 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
21569 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
21570 * dwarf2out.c (add_data_member_location_attribute): Likewise.
21571 (gen_inheritance_die): Likewise.
21572 * tree-dump.c (deque_and_dump): Likewise.
21573 * doc/c-tree.texi (Binfos): Add under reconstruction note.
21575 2004-07-06 Steven Bosscher <stevenb@suse.de>
21577 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
21579 * config/mcore/mcore.md: Model memory latency with a simple DFA
21580 pipeline description instead of a define_function_unit.
21582 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21584 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
21585 * langhooks.h (var_mod_type_p): Likewise.
21586 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
21587 * expr.c (count_type_elements): Properly handle return from
21588 array_type_nelts and properly test for overflow.
21589 * gimplify.c (gimplify_init_constructor): Properly handle return
21590 from array_type_nelts.
21591 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
21592 * integrate.c (copy_decl_for_inlining): Correct comments.
21593 * tree-inline.c (remap_decl): Update comments, remove dead code,
21594 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
21595 (remap_type): Only remap if variably modified by vars in function
21597 (copy_body_r): Use compatible_type langhooks to see when can fold.
21598 (setup_one_parameter): Don't remap type.
21599 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
21600 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
21601 compute TREE_INVARIANT for decl case.
21602 (find_var_from_fn): New function.
21603 (variably_modified_type_p): Add arg and call new function.
21604 * tree.h (variably_modified_type_p): Add extra arg.
21606 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
21608 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
21609 (goto_handler_and_restore_v9): Delete disabled insn.
21610 (goto_handler_and_restore_v9_sp64): Likewise.
21612 2004-07-05 Roger Sayle <roger@eyesopen.com>
21614 * calls.c (load_register_parameters): Call expand_shift instead
21615 of expand_binop with ashl_optab (or other shift optab) directly.
21616 * expr.c (emit_group_load, emit_group_store): Likewise.
21617 * function.c (assign_parm_setup_block): Likewise.
21618 * stmt.c (shift_return_value): Likewise.
21620 2004-07-05 Jakub Jelinek <jakub@redhat.com>
21622 * expr.c (expand_assignment): Disable the bitfield += optimizations.
21624 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
21626 * doc/sourcebuild.texi: Revert previous patch.
21628 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
21630 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
21631 TARGET_MEM_FUNCTIONS.
21632 * system.h: Poison TARGET_MEM_FUNCTIONS.
21633 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
21634 bcmp_libfunc, bzero_libfunc): Remove.
21635 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
21637 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
21638 * doc/standards.texi: Don't mention calling BSD string functions.
21639 * doc/invoke.texi: Likewise. Mention that memmove may be called.
21640 * config/vax/t-memfuncs: New.
21641 * config/memcmp.c, config/memcpy.c, config/memmove.c,
21642 config/memset.c: New.
21643 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
21644 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
21646 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
21647 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
21648 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
21649 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
21650 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
21651 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
21652 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
21653 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
21654 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
21655 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
21657 2004-07-05 Richard Henderson <rth@redhat.com>
21659 * function.c (assign_parm_setup_reg): Properly rename variables in
21660 FUNCTION_ARG_CALLEE_COPIES section.
21662 2004-07-05 Zack Weinberg <zack@codesourcery.com>
21664 * tree-mudflap.c: Include cgraph.h.
21665 (mf_init_extern_trees): Rename to mudflap_init. Export.
21666 Rewrite to create synthetic declarations instead of looking
21667 up declarations from mf-runtime.h.
21668 (mf_make_builtin, mf_make_cache_struct_type): New functions.
21669 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
21670 Correct commentary.
21671 (execute_mudflap_function_decls, mudflap_register_call):
21672 Don't call mf_init_extern_trees.
21673 (mudflap_finish_file): Use cgraph_build_static_cdtor.
21675 * tree-mudflap.h: Update prototypes.
21676 * c-mudflap.c: Delete file.
21677 * c-common.c: Include tree-mudflap.h.
21678 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
21679 * Makefile.in: Remove all references to c-mudflap.o.
21680 Update dependencies.
21682 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21684 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
21685 displacements with the spatial-locality cache-control completer.
21687 2004-07-05 Zack Weinberg <zack@codesourcery.com>
21689 * langhooks.c: Don't include gt-langhooks.h.
21690 (var_labelno): Delete.
21691 (lhd_set_decl_assembler_name): Do not append a distinguishing
21692 number to file-scope internal-linkage declarations for the first
21693 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
21694 the declaration itself (if at block scope), or its containing
21695 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
21698 * opts.c (cur_in_fname): New global.
21699 * opts.h: Declare it.
21700 * tree.c: Include opts.h.
21701 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
21702 DECL_UID equal to cur_in_fname.
21703 (copy_node_stat): Do not change DECL_UID when copying a
21704 TRANSLATION_UNIT_DECL.
21705 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
21706 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
21708 * c-decl.c (c_static_assembler_name): Delete.
21709 * c-tree.h (c_static_assembler_name): Delete prototype.
21710 * c-lang.c, objc/objc-lang.c: Don't override
21711 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
21713 * Makefile.in (tree.o): Update dependencies.
21714 (GTFILES): Remove langhooks.c.
21716 2004-07-05 Roger Sayle <roger@eyesopen.com>
21718 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
21719 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
21720 Normalize "X % C" as "X % -C" for signed modulus and negative C.
21721 Optimize "X % -Y" as "X % Y" for signed modulus.
21722 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
21723 into "((unsigned) X % Y) == 0".
21725 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
21727 * sourcebuild.texi (Config Fragments): Use @comma{} in
21728 cross-reference to section title.
21730 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21732 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
21733 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
21734 (gimplify_target_expr, gimplify_expr): Likewise.
21735 (copy_if_shared_r): No longer need special case for BIND_EXPR.
21736 (unshare_body, unvisit_body): Only look at nested if BODY_P is
21738 (gimplify_compound_lval): See if we can strip any useless conversion.
21739 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
21741 (gimplify_modify_expr_to_memset): Likewise.
21742 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
21743 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
21744 (declare_inline_vars): Likewise.
21745 (walk_type_fields): New function.
21746 (walk_tree): Use it.
21747 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
21749 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
21750 (sra_walk_modify_expr): Allow init function to fail.
21751 (scan_init): Now returns bool.
21752 (generate_element_init): If can't understand INIT, return false.
21753 (scalarize_init): Return false if generate_element_init does.
21755 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
21758 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
21759 bounds if bounds aren't constant.
21761 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
21763 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
21764 to type hooks; remove bogus PARAMS.
21766 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
21768 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
21769 * dwarf2out.c (add_data_member_location_attribute): Check for
21771 * tree.c (tree_node_kinds): Add "binfos".
21772 (binfo_lang_slots): New.
21773 (make_node_stat): Add TREE_BINFO.
21774 (make_tree_binfo_stat): New.
21775 (tree_node_structure): Add TREE_BINFO.
21776 * tree.def (TREE_BINFO): New.
21777 * tree.h (REC_OR_UNION_CHECK): Rename to ...
21778 (RECORD_OR_UNION_CHECK): ... here.
21779 (NOT_RECORD_OR_UNION_CHECK): New.
21780 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
21781 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
21782 RECORD_OR_UNION_CHECK.
21783 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
21784 (TYPE_LANG_SLOT_1): New.
21785 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
21786 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
21787 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
21788 (BINFO_ELTS): Remove.
21789 (BINFO_LANG_SLOT): New.
21790 (struct tree_binfo): New.
21791 (binfo_lang_slots): Declare.
21792 (enum tree_node_structure_enum): Add TS_BINFO.
21793 (union tree_node): Add binfo.
21794 (make_tree_binfo_stat): Declare.
21795 (make_tree_binfo): New.
21796 (enum tree_node_kind): Add binfo_kind.
21798 * objc/objc-act.c (start_class, objc_declare_protocols,
21799 start_protocols): Use TYPE_LANG_SLOT_1.
21800 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
21802 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
21803 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
21804 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
21805 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
21807 2004-07-05 Steven Bosscher <stevenb@suse.de>
21809 * rtl.h (struct rtx_def): Remove the integrated flag.
21810 Use the return_val flag for MEM_SCALAR_P.
21811 Reshuffle and update flags in CLEAR_RTX_FLAGS.
21813 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
21816 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
21817 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
21820 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
21822 * var-tracking.c: Fix some comments.
21823 (frame_stack_adjust): New.
21824 (vt_stack_adjustments): Init stack_adjust of entry block to
21825 minus stack adjustment of function prologue.
21826 (adjust_stack_reference): Do not adjust if adjustment == 0.
21827 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
21828 (emit_notes_in_bb): Likewise.
21829 (vt_add_function_parameters): Do not adjust locations of
21830 function arguments.
21831 (vt_initialize): Compute the stack adjustment of function
21832 prologue and offset the initial "location" of frame_base_decl
21833 from the stack pointer after prologue.
21835 2004-07-04 Richard Henderson <rth@redhat.com>
21837 * function.c (struct assign_parm_data_all): New.
21838 (struct assign_parm_data_one): New.
21839 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
21840 assign_parm_find_data_types, assign_parms_setup_varargs,
21841 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
21842 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
21843 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
21844 assign_parm_setup_block, assign_parm_setup_reg,
21845 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
21846 (assign_parms): ... here.
21848 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
21850 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
21851 now are bitmap_set_t's.
21852 (bitmap_insert_into_set): No point in inserting the value if
21854 (bitmap_set_contains): New function.
21855 (bitmap_set_replace_value): Add comment on why we do it
21857 (set_contains): Removed.
21858 (bitmap_set_subtract_from_value_set): New name of
21859 set_subtract now that it's arguments are two different
21862 (bitmap_find_leader): Change algorithm used.
21863 (find_or_generate_expression): Update use of functions for new
21865 (create_expression_by_pieces): Ditto.
21866 (insert_aux): Ditto.
21868 (add_to_sets): Ditto.
21870 (execute_pre): Ditto.
21871 (compute_avail): Ditto.
21872 Also ignore virtual phis.
21874 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
21876 * combine.c (simplify_comparison): Fix comment typo.
21878 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21880 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
21881 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
21882 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
21883 (output_restore): Change parameter from 'insn' to 'pat'.
21884 (output_return): Adjust call to output_restore.
21885 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
21886 Adjust call to output_restore.
21888 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
21890 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
21891 and assert system is bsd.
21893 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
21895 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
21896 (TARGET_SWITCHES): Remove -mdebugc.
21897 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
21898 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
21899 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
21900 (sle_[sd]i_reg): Delete.
21902 2004-07-04 Steven Bosscher <stevenb@suse.de>
21904 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
21906 * config/iq2000/iq2000.md: Translate old pipeline description to an
21907 equivalent new one.
21909 2004-07-04 Roger Sayle <roger@eyesopen.com>
21911 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
21912 Ensure the replacement rhs is valid gimple before performing
21913 the substitution. Return false if these sanity checks fail.
21914 (fold_stmt): Only set changed to true, if set_rhs returns true.
21915 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
21918 2004-07-04 Richard Henderson <rth@redhat.com>
21921 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
21923 2004-07-04 Mark Mitchell <mark@codesourcery.com>
21925 * configure.ac (ranlib_flags): New variable.
21926 * Makefile.in (RANLIB_FLAGS): New variable.
21927 (libbackend.a): Use it.
21928 * configure: Regenerated.
21930 2004-07-04 Roger Sayle <roger@eyesopen.com>
21932 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
21933 a "sign mask" instead of using ashr_optab directly.
21935 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
21937 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
21938 * doc/cppopts.texi: Clarify processing of command-line defines.
21940 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
21942 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
21944 2004-07-04 Richard Henderson <rth@redhat.com>
21946 * rtl.def (ADDRESSOF): Remove.
21947 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
21948 (find_base_term, memrefs_conflict_p): Likewise.
21949 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
21950 (fold_rtx, cse_insn, set_live_p): Likewise.
21951 * dwarf2out.c (mem_loc_descriptor): Likewise.
21952 (add_location_or_const_value_attribute): Likewise.
21953 * emit-rtl.c (copy_insn_1): Likewise.
21954 * explow.c (memory_address): Likewise.
21955 * expmed.c (store_split_bit_field): Likewise.
21956 * expr.c (expand_expr_real_1): Likewise.
21957 * function.c (instantiate_decl
21958 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
21959 * genrecog.c (preds, validate_pattern): Likewise.
21960 * integrate.c (copy_rtx_and_substitute): Likewise.
21961 * recog.c (general_operand, register_operand): Likewise.
21962 (memory_address_p): Likwise.
21963 * reload1.c (eliminate_regs, elimination_effects): Likewise.
21964 * rtl.c (copy_rtx): Likewise.
21965 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
21966 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
21967 * rtlhooks.c (gen_lowpart_general): Likewise.
21968 * stmt.c (expand_asm_operands): Likewise.
21969 * web.c (entry_register, replace_ref, web_main): Likewise.
21970 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
21971 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
21972 * config/arm/arm.c (thumb_rtx_costs): Likewise.
21973 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
21974 * config/frv/frv.c (move_destination_operand, move_source_operand,
21975 condexec_dest_operand, condexec_source_operand,
21976 condexec_memory_operand): Likewise.
21977 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
21978 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
21979 (destination_xfmode_operand): Likewise.
21980 * config/mips/mips.h (PREDICATE_CODES): Likewise.
21981 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
21982 * config/s390/s390.c (general_s_operand): Likewise.
21983 * config/s390/s390.md (mov*): Likewise.
21984 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
21986 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
21987 * expr.c (expand_expr_real_1): Likewise.
21988 * stmt.c (expand_decl): Likewise.
21989 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
21991 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
21992 postponed_insns, put_var_into_stack, put_reg_into_stack,
21993 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
21994 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
21995 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
21996 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
21997 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
21998 purge_bitfield_addressof_replacements, purge_addressof_replacements,
21999 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
22000 struct insns_for_mem_walk_info, insns_for_mem_walk,
22001 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
22002 setjmp_protect_args): Remove.
22003 (push_function_context_to): Don't handle var_refs_queue.
22004 (pop_function_context_from, free_after_compilation): Likewise.
22005 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
22006 (assign_parms, allocate_struct_function): Likewise.
22007 (use_register_for_decl): New.
22008 (expand_function_end): Don't setjmp_protect.
22009 * function.h (struct emit_status): Update commentary.
22010 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
22011 (max_parm_reg, parm_reg_stack_loc): Remove.
22012 * passes.c (DFI_addressof): Remove.
22013 (dump_file_info): Remove addressof.
22014 (rest_of_handle_addressof): Remove.
22015 (rest_of_compilation): Don't call it.
22016 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
22017 * stmt.c (expand_decl): Use use_register_for_decl.
22018 * tree.h: Update decls.
22019 * web.c (mark_addressof): Remove.
22020 * doc/invoke.texi (-dF): Remove.
22022 2004-07-03 Richard Henderson <rth@redhat.com>
22024 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
22025 instead of gen_mem_addressof.
22026 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
22027 TImode output register.
22029 2004-07-03 Richard Henderson <rth@redhat.com>
22031 PR tree-optimization/16341
22032 * tree-sra.c (sra_walk_function): Increment to next stmt before
22033 processing the current stmt.
22034 (sra_insert_after): Always use BSI_SAME_STMT.
22036 2004-07-03 Richard Henderson <rth@redhat.com>
22038 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
22039 fp plus with minus.
22041 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
22043 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
22044 with tree_int_cst_equal.
22046 2004-07-03 Andreas Schwab <schwab@suse.de>
22048 * config/ia64/ia64.md: Define new attribute "empty".
22049 (prologue_use, nop_x, insn_group_barrier): Set it.
22051 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
22052 skip over "empty" insns.
22054 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22056 * tree-inline.c (initialize_inlined_parameters): Pass proper function
22057 context to gimplify_body.
22058 (walk_tree): Don't walk into types twice.
22059 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
22061 * tree-sra.c (generate_element_init): Remove any useless conversions.
22063 * gimplify.c (gimplify_conversion): Remove stripping useless
22064 conversions from here.
22065 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
22066 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
22067 Unshare before substituting PLACEHOLDER_EXPR.
22068 (gimplify_modify_expr_to_memset): Likewise.
22069 Pass address of TO to memset, not TO itself.
22070 (gimplify_init_constructor): Make copy of OBJECT so we have it each
22071 time we make an expression (to match a PLACEHOLDER_EXPR).
22073 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
22074 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
22075 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
22076 * tree-ssa-dom.c (local_fold): Likewise.
22078 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
22079 * langhooks.h (strct lang_hooks): New field type_max_size.
22080 * function.c (assign_temp): Call it.
22082 2004-07-03 Steven Bosscher <stevenb@suse.de>
22084 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
22085 * config/sh/sh.md: Convert the SH1 pipeline description to
22088 2004-07-02 Zack Weinberg <zack@codesourcery.com>
22090 * c-decl.c (struct c_binding): Remove contour field; add
22091 depth, invisible, nested fields.
22092 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
22093 (B_IN_EXTERNAL_SCOPE): New convenience macros.
22094 (bind): Add invisible and nested arguments. Initialize
22095 new fields of struct c_binding; adjust loop scanning for
22097 (free_binding_and_advance): Clear structure with memset.
22098 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
22099 in file scope, even if it's in external scope too.
22100 (pushdecl): Adjust to match. Create invisible file-scope
22101 declarations for block-scope forward declarations of static functions.
22102 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
22103 (undeclared_variable, lookup_label, declare_label, define_label)
22104 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
22105 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
22106 (store_parm_decls_oldstyle): Adjust to match.
22107 (diagnose_mismatched_decls): Correct handling of linkage clashes.
22108 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
22110 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
22111 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
22113 2004-07-02 Richard Henderson <rth@redhat.com>
22115 * c-decl.c (grokdeclarator): Don't frob current_function_decl
22116 around variable_size.
22117 (set_decl_nonlocal): Remove.
22118 (store_parm_decls): Add stmts for pending sizes.
22119 * calls.c (calls_function, calls_function_1): Remove.
22120 (precompute_arguments): Don't call it.
22121 * cfgexpand.c (set_save_expr_context): Remove.
22122 (tree_expand_cfg): Don't call it.
22123 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
22124 (dwarf2out_finish): Likewise.
22125 * expr.c (emit_block_move): Adjust addresses to BLKmode.
22126 (store_constructor): Don't pre-evaluate SAVE_EXPR.
22127 (safe_from_p): Don't queue SAVE_EXPRs.
22128 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
22129 or build plain VAR_DECLs.
22130 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
22132 (fold_checksum_tree): Don't special-case SAVE_EXPR.
22133 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
22134 (put_var_into_stack): Don't handle SAVE_EXPR.
22135 (gen_mem_addressof): Likewise.
22136 * function.h (struct function): Remove x_save_expr_regs.
22137 (save_expr_regs): Remove.
22138 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
22139 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
22140 * stor-layout.c (variable_size): Don't set it.
22141 (force_type_save_exprs, force_type_save_exprs_1): Remove.
22142 * tree-inline.c (remap_save_expr): Remove fn argument. Update
22143 all callers. Don't set SAVE_EXPR_CONTEXT.
22144 * tree-inline.h (remap_save_expr): Update decl.
22145 * tree.c (save_expr): Update build size.
22146 (first_rtl_op): Don't handle SAVE_EXPR.
22147 (unsave_expr_1, contains_placeholder_p): Likewise.
22148 (decl_function_context): Likewise.
22149 * tree.def (SAVE_EXPR): Remove args 1 and 2.
22150 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
22151 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
22153 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
22155 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
22156 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
22157 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
22158 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
22159 some first-person references and patronizing comments. Based on
22161 * doc/invoke.texi: Don't reference fortran@gnu.org.
22162 * doc/trouble.texi (Warning when a non-void function value is
22163 ignored): Rewrite. From Russ Allbery and Chris Devers.
22165 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
22167 * tree-ssa-pre.c (bitmap_set_t): New.
22168 (bb_value_sets): avail_out is now a bitmap_set_t.
22169 (bitmap_find_leader): New function.
22170 (bitmap_value_insert_into_set): Ditto.
22171 (bitmap_set_copy): Ditto.
22172 (bitmap_value_replace_in_set): Ditto.
22173 (bitmap_set_contains_value): Ditto.
22174 (bitmap_set_new): Ditto.
22175 (bitmap_set_pool): New pool.
22176 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
22177 (insert_aux): Ditto.
22178 (add_to_sets): Ditto.
22179 (compute_avail): Ditto
22180 (eliminate): Ditto.
22183 (execute_pre): Ditto.
22185 2004-07-02 Roger Sayle <roger@eyesopen.com>
22187 * config/rs6000/rs6000.c (struct processor_costs): New structure
22188 used to hold instruction latencies/sizes for processor types.
22189 (rs6000_cost): New global variable pointing to current CPU's costs.
22190 (rs6000_override_options): Initialize rs6000_cost to point to the
22191 appropriate cost table based upon rs6000_cpu and optimize_size.
22192 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
22195 2004-07-02 Richard Henderson <rth@redhat.com>
22197 * expmed.c (make_tree): Don't use SET_DECL_RTL.
22199 2004-07-02 Steven Bosscher <stevenb@suse.de>
22201 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
22203 2004-07-01 Richard Henderson <rth@redhat.com>
22205 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
22206 (alpha_gp_save_rtx): Use assign_stack_local instead of
22209 2004-07-01 Richard Henderson <rth@redhat.com>
22211 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
22212 (alpha_rtx_cost_data): Update to match.
22213 (alpha_rtx_cost_size): New.
22214 (alpha_rtx_costs): Honor optimize_size.
22216 2004-07-01 Richard Henderson <rth@redhat.com>
22218 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
22219 * cfgexpand.c (tree_expand_cfg): Do it here.
22220 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
22221 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
22222 * config/mips/mips.c (mips_output_mi_thunk): And here.
22223 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
22224 * config/sh/sh.c (sh_output_mi_thunk): And here.
22225 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
22227 2004-07-01 Richard Henderson <rth@redhat.com>
22229 * tree.def (RTL_EXPR): Remove.
22230 * c-typeck.c (lvalue_p): Don't handle it.
22231 * expr.c (safe_from_p): Likewise.
22232 (expand_expr_real_1): Likewise.
22233 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
22234 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
22235 * gengtype.c (adjust_field_tree_exp): Likewise.
22236 * stmt.c (warn_if_unused_value): Likewise.
22237 * tree-gimple.c (recalculate_side_effects): Likewise.
22238 * tree-pretty-print.c (dump_generic_node): Likewise.
22239 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
22240 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
22241 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
22243 * stmt.c (struct stmt_status): Remove x_last_expr_type,
22244 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
22245 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
22246 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
22247 all the bits that tracked last_expr.
22248 (expand_end_bindings): Don't track last_expr.
22249 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
22250 (clear_last_expr): Remove.
22251 (expand_asm): Don't call it.
22252 (expand_asm_operands, expand_end_cond): Likewise.
22253 (expand_naked_return, expand_null_return_1): Likewise.
22254 * c-typeck.c (c_begin_compound_stmt): Likewise.
22255 * cfgexpand.c (expand_block): Use expand_expr_stmt.
22256 * expr.c (expand_expr_real_1): Likewise.
22257 * tree.h: Update prototypes.
22259 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
22260 (struct emit_status): Remove sequence_rtl_expr.
22261 (struct function): Remove x_rtl_expr_chain.
22262 (seq_rtl_expr, rtl_expr_chain): Remove.
22263 * function.c (struct temp_slot): Remove rtl_expr.
22264 (assign_stack_temp_for_type): Don't set it.
22265 (free_temp_slots, pop_temp_slots): Don't check it.
22266 (free_after_compilation): Don't clear x_rtl_expr_chain.
22267 (fixup_var_refs): Don't search it.
22268 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
22269 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
22271 (push_topmost_sequence): Likewise.
22272 (end_sequence, init_emit): Likewise.
22273 (start_sequence_for_rtl_expr): Remove.
22274 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
22275 * rtl.h (preserve_rtl_expr_result): Remove.
22277 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
22279 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
22280 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
22283 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
22285 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
22286 (STANDARD_STARTFILE_PREFIX_2): Define.
22287 (standard_startfile_prefix_1): Initialize to
22288 STANDARD_STARTFILE_PREFIX_1.
22289 (standard_startfile_prefix_2): Initialize to
22290 STANDARD_STARTFILE_PREFIX_2.
22291 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
22292 (STANDARD_STARTFILE_PREFIX_1): Define.
22293 (STANDARD_STARTFILE_PREFIX_2): Define.
22294 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
22295 (STANDARD_STARTFILE_PREFIX_2): Document.
22297 2004-07-01 Richard Henderson <rth@redhat.com>
22299 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
22300 in order to disable scalarization. Instead set a flag and wait
22301 for a candidate decl.
22303 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
22305 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
22306 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
22307 Use terminology "testsuite" and "enumerated".
22309 2004-07-01 Richard Henderson <rth@redhat.com>
22311 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
22312 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
22313 (initial_return_save): Likewise.
22314 (flush_queued_reg_saves): Remap register numbers.
22315 (dwarf2out_return_reg): Likewise.
22317 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
22319 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
22321 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
22322 access functions for lower bound and element size and only output
22323 if lower bound nonzero or element size not same as that of type.
22324 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
22326 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22328 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
22330 2004-07-01 Per Bothner <per@bothner.com>
22332 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
22334 2004-07-01 Jakub Jelinek <jakub@redhat.com>
22336 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
22337 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
22338 first operand. Don't optimize if the bitfield is volatile.
22340 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22342 * c-pretty-print.c (pp_c_postfix_expression): Handle
22343 floating-point comparison operators.
22344 (pp_c_expression): Pass floating-point comparison
22345 operators to pp_c_postfix_expression.
22347 2004-07-01 Roger Sayle <roger@eyesopen.com>
22349 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
22350 rtx_cost instead of "had_mult" to determine whether the transformed
22351 expression is cheaper than the original.
22353 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
22355 * alias.c (get_alias_set, canon_rtx, get_addr,
22356 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
22358 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
22359 expand_builtin): Likewise.
22360 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
22362 * combine.c (can_combine_p, combinable_i3pat, try_combine,
22363 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
22364 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
22365 record_dead_and_set_regs_1, get_last_value_validate,
22366 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
22367 * cse.c (check_dependence, canon_hash, equiv_constant,
22368 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
22369 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
22370 count_reg_usage): Likewise.
22371 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
22372 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
22373 cselib_record_sets): Likewise.
22374 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
22375 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
22376 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
22377 * df.c (df_uses_record): Likewise.
22378 * dojump (do_jump): Likewise.
22379 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
22380 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
22381 decl_start_label): Likewise.
22382 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
22383 operand_subword, change_address_1, make_safe_from): Likewise.
22384 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
22385 stabilize, force_not_mem): Likewise.
22386 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
22387 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
22388 * expr.c (convert_move, convert_modes, emit_block_move,
22389 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
22390 emit_move_insn_1, expand_assignment, store_expr,
22391 store_constructor_field, store_constructor, store_field,
22392 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
22394 * final.c (cleanup_subreg_operands, alter_subreg,
22395 get_mem_expr_from_op): Likewise.
22396 * flow.c (notice_stack_pointer_modification_1,
22397 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
22399 * function.c (mark_temp_addr_taken, preserve_temp_slots,
22400 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
22401 optimize_bit_field, flush_addressof, purge_addressof_1,
22402 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
22403 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
22404 keep_stack_depressed): Likewise.
22405 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
22406 noce_process_if_block, find_memory): Likewise.
22407 * integrate.c (subst_constants, allocate_initial_values): Likewise.
22408 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
22409 update_equiv_regs): Likewise.
22410 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
22411 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
22412 * optabs.c (expand_abs, emit_unop_insn): Likewise.
22413 * passes.c (rest_of_handle_final): Likewise.
22414 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
22415 move2add_note_store): Likewise.
22416 * ra-build.c (detect_remat_webs): Likewise.
22417 * ra-debug.c (dump_static_insn_cost): Likewise.
22418 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
22419 * recog.c (validate_change, apply_change_group, cancel_changes,
22420 validate_replace_rtx_1, general_operand, register_operand,
22421 nonmemory_operand, push_operand, pop_operand, memory_operand,
22422 indirect_operand, asm_operand_ok, offsettable_memref_p,
22423 offsettable_nonstrict_memref_p, constrain_operands,
22424 store_data_bypass_p): Likewise.
22425 * reg-stack.c (subst_stack_regs_pat): Likewise.
22426 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
22427 copy_cost, reg_scan_mark_refs): Likewise.
22428 * regmove.c (optimize_reg_copy_3, stack_memref_p,
22429 combine_stack_adjustments_for_block): Likewise.
22430 * regrename.c (copyprop_hardreg_forward_1): Likewise.
22431 * reload.c (can_reload_into, push_reload, decompose, immune_p,
22432 find_reloads, find_reloads_address, find_reloads_address_1,
22433 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
22434 find_equiv_reg): Likewise.
22435 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
22436 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
22437 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
22438 delete_address_reloads): Likewise.
22439 * resource.c (mark_referenced_resources): Likewise.
22440 * rtlanal.c (get_jump_table_offset, count_occurrences,
22441 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
22442 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
22443 num_sign_bit_copies1): Likewise.
22444 * rtlhooks.c (gen_lowpart_general): Likewise.
22445 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
22446 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
22447 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
22448 sdbout_global_decl): Likewise.
22449 * simplify-rtx.c (simplify_subreg): Likewise.
22450 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
22451 expand_anon_union_decl, expand_end_case_type): Likewise.
22452 * unroll.c (calculate_giv_inc): Likewise.
22453 * var-tracking.c (stack_adjust_offset_pre_post,
22454 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
22455 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
22456 vt_add_function_parameters): Likewise.
22457 * varasm.c (make_var_volatile, notice_global_symbol,
22458 assemble_external, decode_addr_const, mark_weak,
22459 default_encode_section_info): Likewise.
22461 2004-07-01 Steven Bosscher <stevenb@suse.de>
22463 * stmt.c (check_seenlabel): Remove.
22464 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
22466 2004-07-01 Richard Henderson <rth@redhat.com>
22468 * function.h (struct function): Remove x_function_call_count.
22469 (function_call_count): Remove.
22470 * calls.c (expand_call): Don't set it.
22471 * integrate.c (copy_rtx_and_substitute): Likewise.
22473 * function.h (struct function): Remove x_cleanup_label.
22474 (cleanup_label): Remove.
22475 * stmt.c (expand_value_return): Don't use it.
22476 * function.c (free_after_compilation): Don't set it.
22477 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
22478 * cfgexpand.c (tree_expand_cfg): Update call.
22479 * tree.h (expand_function_start): Update decl.
22481 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
22484 * c-lang.c (c_initialize_diagnostics): Move from here ...
22485 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
22486 (c_tree_printer): Use pretty-printer to format %T.
22487 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
22488 before '*' if not C++.
22489 (pp_c_direct_abstract_declarator): Don't try to print array upper
22490 bound for flexible array members.
22491 * c-tree.h: Include "diagnostic.h".
22492 (c_initialize_diagnostics): Declare.
22493 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
22494 * c-format.c (format_type_warning): New function. Improve
22495 diagnostics for incorrect format argument types.
22496 (check_format_types): Use it. Add two parameters. Use the
22497 TYPE_MAIN_VARIANT of wanted_type.
22498 (check_format_info_main): Pass new parameters to
22499 check_format_types.
22500 (struct format_wanted_type): Update comment.
22502 2004-07-01 Nick Clifton <nickc@redhat.com>
22504 * target.h (struct gcc_target): Add new field to struct cxx:
22505 import_export_class.
22506 * target-def.h (TARGET_CXX): Initialise the new field.
22507 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
22509 * doc/tm.texi: Document the new target hook.
22511 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22513 * builtins.c (fold_builtin_classify): Fix typo.
22515 2004-07-01 Richard Henderson <rth@redhat.com>
22517 * function.c (identify_blocks, identify_blocks_1): Remove.
22518 * function.h (identify_blocks): Remove.
22519 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
22521 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
22523 * builtins.c (fold_builtin_classify): New.
22524 (fold_builtin_unordered_cmp): Fix commentary.
22525 (fold_builtin): Use it.
22526 * builtins.def: Define builtins for isnan,
22527 isnanf, isnanl, finite, finitef, finitel,
22528 isinf, isinff, isinfl.
22530 2004-07-01 Richard Henderson <rth@redhat.com>
22532 * function.h (struct function): Remove dont_emit_block_notes.
22533 * gimple-low.c (lower_function_body): Don't set it.
22534 * cfgexpand.c (expand_block): Don't check it.
22535 * cfglayout.c (insn_locators_initialize): Likewise.
22536 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
22537 * passes.c (rest_of_compilation): Likewise.
22538 * stmt.c (expand_start_bindings_and_block): Likewise.
22539 (expand_end_bindings): Likewise.
22541 2004-07-01 Richard Henderson <rth@redhat.com>
22543 * cgraph.h (cgraph_build_static_cdtor): Declare.
22544 * cgraphunit.c (cgraph_build_static_cdtor): New.
22545 * c-objc-common.c (build_cdtor): Use it.
22546 * coverage.c (create_coverage): Likewise.
22547 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
22548 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
22550 See ChangeLog.11 for earlier changes.