| blob | f2e639c9bfbec25529fba9e8192e71a7110555c1 |
1 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
5 * function.c (push_function_context_to): Don't set
6 contains_functions.
7 * function.h (function): Remove contains_functions.
8 (current_function_contains_functions): Remove.
10 * function.h (function): Remove instrument_entry_exit.
11 (current_function_instrument_entry_exit): Remove.
13 * function.h (nonlocal_labels): Remove.
15 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
17 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
18 (check_attr_value, write_attr_get, write_expr_attr_cache,
19 find_attr, make_internal_attr): Don't reference negative_ok or
20 unsigned_p.
21 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
22 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
23 (ATTR_STATIC): Adjust the value.
25 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
27 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
29 * config/s390/tpf.h (ASM_SPEC): Define.
31 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
33 * tree-flow.h: Remove the prototype for
34 redirect_immediate_uses.
35 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
37 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
39 * arm.c (arm_const_double_by_parts): New function.
40 * arm-protos.h (arm_const_double_by_parts): Add prototype.
41 * arm.md (define_split for 64-bit constants): Add another one.
43 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
45 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
47 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
49 * system.h: Revert last change.
51 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
53 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
54 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
55 (TARGET_SWITCHES): Delete.
56 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
57 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
58 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
59 * config/xtensa/xtensa.opt: New file.
61 2005-04-08 Ben Elliston <bje@au.ibm.com>
63 * config/fp-bit.c: Include L_mul_tf in #endif comment.
64 * config/fp-bit.h: Tidy comments.
66 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
68 * system.h: Poison PARAMS.
70 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
72 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
73 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
74 (TARGET_SWITCHES): Delete.
75 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
76 * config/vax/vax.opt: New file.
78 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
80 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
82 2005-04-07 Ian Lance Taylor <ian@airs.com>
84 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
85 define.
86 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
87 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
88 Likewise.
90 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
92 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
93 all immediate uses in PHI nodes.
95 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
97 * arm.c (arm_const_double_inline_cost): Handle any constant by
98 using gen_lowpart and gen_highpart_mode.
99 (note_invalid_constants): All constants in an RTX with a constraint
100 that permits memory are now pushed to the constant pool.
101 (output_move_double): Delete code to handle reg to reg and
102 constant to reg moves.
103 (const_double_needs_minipool, output_mov_immediate): Delete.
104 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
105 CONST_INT and CONST_VECTOR.
106 * arm.md (ANY64): New mode macro.
107 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
108 (movdf_soft_insn): Split reg-reg and const-reg moves.
109 (split patterns for 64-bit constant and register moves): New.
110 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
111 (cirrus_movdf_hard_insn): Likewise.
112 * fpa.md (movdf_fpa): Likewise.
113 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
114 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
115 constraints.
116 (movv2si_internal_2): Likewise.
117 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
118 (movdf_vfp): Likewise.
119 * arm-protos.h (output_mov_immediate): Delete prototype.
121 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
123 PR target/20093
124 * simplify-rtx.c (simplify_unary_operation_1): Check
125 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
127 2005-04-06 James E Wilson <wilson@specifixinc.com>
129 PR target/20717
130 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
131 ADDR_EXPR.
133 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
135 * coverage.h (GCOV_TYPE_NODE): Delete.
136 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
137 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
138 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
139 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
140 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
142 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
144 PR other/20792
145 * Makefile.in (gcc.pot): Remove options.c dependency.
146 * optc-gen.awk: Don't quote help strings with N_().
148 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
150 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
151 the function returns a pointer type.
153 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
155 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
156 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
157 * doc/invoke.texi: Documnet salias-max-implicit-fields.
158 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
159 explicit_uses members.
160 (get_or_create_used_part_for): Initialize new fields.
161 (fieldoff_compare): New function.
162 (create_overlap_variables_for): Count number of fields, use
163 heuristic to determine whether to create subvars for vars with
164 only implicit uses.
165 Sort the field list by offset and avoid creating duplicate SFT's.
167 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
169 * c.opt (-F): Remove trailing whitespace from help string.
170 (-finput-charset): Use a tab to separate the switch name and help
171 string.
172 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
173 (-ftree-vectorizer-verbose): Likewise.
175 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
177 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
178 a PHI argument where a use occurs instead of all PHI arguments.
180 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
182 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
183 scope.
185 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
187 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
188 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
189 config/bfin/bfin.h: Fix comment typos.
191 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
193 * doc/install.texi: Update the URL for Jacks.
194 * doc/sourcebuild.texi: Likewise.
196 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
198 PR target/17245
199 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
200 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
202 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
204 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
206 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
208 * config/v850/v850-protos.h (override_options): Delete.
209 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
210 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
211 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
212 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
213 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
214 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
215 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
216 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
217 (OVERRIDE_OPTIONS): Delete.
218 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
219 (small_memory_info): Remove the value field.
220 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
221 TARGET_NO_APP_REGS.
222 * config/v850/v850.c (small_memory): Remove the value field.
223 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
224 (override_options): Delete.
225 (v850_handle_memory_option, v850_handle_option): New functions.
226 * config/v850/v850.opt: New file.
228 2005-04-06 Geoffrey Keating <geoffk@apple.com>
230 * config.host: Add a section for generic hosts, and a subsection
231 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
232 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
233 * config/host-darwin.h: New.
234 * config/x-darwin: New.
235 * config/i386/host-i386-darwin.c: New.
236 * config/i386/x-darwin: New.
237 * config/rs6000/host-darwin.c: Include host-darwin.h.
238 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
239 (darwin_rs6000_gt_pch_use_address): Likewise.
240 * config/rs6000/x-darwin: Change name of .o built, update
241 dependencies for changes to rs6000/host-darwin.c.
243 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
245 PR target/17824
246 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
248 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
250 * tree-vect-analyze.c (vect_analyze_loop_form): Call
251 split_loop_exit_edge instead of loop_split_edge_with.
253 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
255 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
256 UNSPEC_SET_VSCR): New constants, used throughout.
257 (*andc3_v4sf): New.
258 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
259 Replace with...
260 (altivec_vspltis<VI_char>): ... this pattern, using
261 a QImode const_int_operand for the immediate.
262 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
263 define_expands.
265 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
267 PR target/17822
268 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
270 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
272 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
274 2005-04-06 Ben Elliston <bje@au.ibm.com>
276 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
277 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
278 macros as living in "this file" and not gcc.h.
280 2005-04-06 Ben Elliston <bje@au.ibm.com>
282 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
283 -ftree-live_range_split. Perhaps renamed at some point?
285 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
287 PR target/20625
288 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
289 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
291 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
293 * tree-flow.h (number_of_iterations_cond): Declaration removed.
294 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
295 (number_of_iterations_special): New function.
296 (number_of_iterations_exit): Use number_of_iterations_special.
297 Use simplify_using_outer_evolutions only at -O3.
298 (number_of_iterations_cond, tree_simplify_using_condition,
299 simplify_using_initial_conditions, loop_niter_by_eval,
300 compare_trees, can_count_iv_in_wider_type_bound,
301 simplify_using_outer_evolutions): Use fold_build.
303 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
305 * doc/install.texi (Configuration): Document --with-java-home.
307 2005-04-05 Richard Henderson <rth@redhat.com>
309 PR target/20342
310 PR target/20447
311 * config/i386/i386.c (print_operand): Handle vector zeros.
312 (ix86_split_to_parts): Handle CONST_VECTOR.
313 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
314 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
315 what modes to tie for MMX and SSE registers.
316 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
317 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
318 to vector modes as well.
319 * config/i386/predicates.md (const0_operand): Handle VOIDmode
320 properly as an input mode.
322 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
324 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
326 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
328 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
330 2005-04-05 Jakub Jelinek <jakub@redhat.com>
332 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
333 and local functions, set sse_nregs to 8 and float_in_sse.
334 (function_arg_advance, function_arg): If float_in_sse, pass
335 SFmode and DFmode arguments in SSE registers.
336 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
338 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
339 of -funit-at-a-time.
341 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
343 * config/i386/i386-protos.h (ix86_function_value): Accept two
344 arguments, like the target macro.
345 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
346 * config/i386/i386.c (ix86_function_value): Accept the second
347 argument of the target macro.
348 (ix86_function_ok_for_sibcall): Pass a function pointer to
349 ix86_function_value.
350 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
351 call to ix86_value_regno).
352 (ix86_value_regno): Add support for returning floating point values
353 in SSE registers.
355 2005-04-05 Jakub Jelinek <jakub@redhat.com>
357 PR tree-optimization/20076
358 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
359 that call __builtin_return or __builtin_apply_args.
361 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
363 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
364 Use immediate use iterator.
365 (stmt_is_bumper_for_loop): Use immediate use iterator.
366 * predict.c (strip_builtin_expect): Use update_stmt.
367 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
368 on all elements of a STATEMENT_LIST.
369 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
370 (bsi_remove): Remove imm_use links and mark the stmt as modified.
371 (bsi_replace): Mark stmt as modified and the update it.
372 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
373 (expand_complex_libcal): Call update_stmt.
374 (expand_complex_comparison): Call mark_stmt_modified.
375 (expand_complex_operations_1): Call update_stmt_if_modified.
376 (expand_vector_operations_1): Call mark_stmt_modified.
377 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
378 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
379 add_immediate_use, redirect_immediate_use,
380 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
381 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
382 (mark_new_vars_to_rename): Call update_stmt.
383 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
384 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
385 Ignore PHI nodes.
386 (unmodify_stmt): Delete.
387 (update_stmt): New. Force an update of a stmt.
388 (update_stmt_if_modified): update a stmt if it is out of date.
389 (get_stmt_operands): Verify stmt is NOT modified.
390 (stmt_modified_p): Update comment.
391 (delink_imm_use): Remove a use node from its immuse list.
392 (link_imm_use_to_list): Link a use node to a specific list.
393 (link_imm_use): Link a node to the correct list.
394 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
395 it in the correct list, if appropriate.
396 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
397 (relink_imm_use): Link a use node in place of another node in a list.
398 (relink_imm_use_stmt): LInk a node in place of another node, and set
399 the stmt pointer.
400 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
401 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
402 (first_safe_imm_use): New. Initialize a safe immuse iterator.
403 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
404 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
405 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
406 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
407 (has_zero_uses): New. Return true if there are no uses of a var.
408 (has_single_use): New. Return true if there is only a single use of a
409 variable.
410 (single_imm_use): New. Return the simgle immediate use.
411 (num_imm_uses): New. Return the number of immediate uses.
412 (get_v_must_def_ops): Use is now a pointer.
413 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
414 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
415 the use node.
416 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
417 (delink_stmt_imm_use): Delink all immuses from a stmt.
418 (phi_arg_index_from_use): New. Return a phi arg index for a use.
419 * tree-flow.h (struct dataflow_d): Delete.
420 (immediate_use_iterator_d): New. Immediate use iterator struct.
421 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
422 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
423 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
424 iteration.
425 (struct stmt_ann_d): Remove dataflow_t from struct.
426 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
427 (if_convertible_phi_p): Use FAST immuse iterator.
428 (if_convertible_loop_p): Don't call compute_immediate_uses.
429 (replace_phi_with_cond_modify_expr): Call update_stmt.
430 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
431 update_stmt_if_modified.
432 (rewrite_all_into_ssa): Initialize ssa operands.
433 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
434 compute_immediate_uses.
435 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
436 ssa_property is available.
437 (execute_one_pass): Change parameters passed to execute_todo.
438 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
439 (remove_ssa_form): Call fini_ssa_operands.
440 (insert_backedge_copies): Delete call to modify_stmt.
441 * tree-phinodes.c (make_phi_node): Initialize use nodes.
442 (release_phi_node): Delink any use nodes before releasing.
443 (resize_phi_node): Relink any use nodes.
444 (remove_phi_arg_num): Delink the use node.
445 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
446 (remove_all_phi_nodes_for): Release phi node first.
447 * tree-pretty-print.c (dump_generic_node): Print stmt address.
448 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
449 (scalarize_use, scalarize_copy): Call update_stmt.
450 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
451 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
452 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
453 (ccp_initialize): Remove call to compute_immediate_uses.
454 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
455 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
456 stmts.
457 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
458 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
459 (eliminate_redundant_computations): Call mark_stmt_modified.
460 (cprop_operand): Call mark_stmt_modified.
461 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
462 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
463 (dse_optimize_stmt): Use new immuse interface.
464 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
465 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
466 (substitute_single_use_vars): Use new immuse interface.
467 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
468 and compute_immediate_uses.
469 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
470 interface.
471 (rewrite_mem_refs): Call update_stmt.
472 (determine_lsm): Remove call to compute_imm_uses and free_df.
473 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
474 (try_unroll_loop_completely): Call update_stmt.
475 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
476 (rewrite_use_compare): Call update_stmt.
477 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
478 (rewrite_use) : Call update_stmt.
479 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
480 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
481 update_stmt.
482 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
483 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
484 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
485 use nodes.
486 (initialize_vuse_operand): New. Initialize a vuse operand.
487 (initialize_v_may_def_operand): New. Initialize a maydef operand.
488 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
489 (finalize_ssa_defs): Use stmt parameter.
490 (correct_use_link): Ensure a use node is in the correct list, and has
491 the correct stmt pointer.
492 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
493 finalize_ssa_v_must_defs): Also initialize use nodes.
494 (finalize_ssa_stmt_operands): Pass extra stmt operands.
495 (build_ssa_operands): Seperate parsing from final operand construction.
496 (parse_ssa_operands): New. Parse entry point for operand building.
497 (swap_tree_operands): New. Swap 2 tree operands.
498 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
499 operands.
500 (get_expr_operands): Call swap_tree_operands when needed.
501 (copy_virtual_operands): Use initialize routines for virtual use ops.
502 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
503 (verify_abort): New. Issue imm_use error.
504 (verify_imm_links): New Verify imm_use links for a var.
505 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
506 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
507 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
508 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
509 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
510 (NULL_USE_OPERAND_P) Define.
511 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
512 use node.
513 (struct vuse_operand_type): New struct.
514 (SET_USE): Call set_ssa_use_from_ptr.
515 (USE_STMT): Define.
516 (PHI_ARG_INDEX_FROM_USE): Define.
517 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
518 argument via SET_USE, not PHI_ARG_DEF_TREE.
519 * tree-ssa-pre.c (eliminate): Call update_stmt.
520 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
521 call free_df.
522 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
523 (nearest_common_dominator_of_uses): Use imm_use iterator.
524 (statement_sink_location): Use imm_use iterator and interface.
525 (execute_sink_code): Don't call compute_immediate_uses or free-df.
526 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
527 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
528 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
529 (verify_ssa): Ensure no stmt is marked modify after optimization pass
530 if new parameter is true.
531 (init_tree_ssa): Don't initialize operand cache here.
532 (delete_tree_ssa): Don't destroy operand cache here.
533 (propagate_into_addr): Pass in a use pointer, return true if anything
534 was changed.
535 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
536 (check_phi_redundancy): Use imm_use iterator.
537 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
538 free_df.
539 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
540 (release_ssa_name): Delink node and all elements in its imm_use list.
541 * tree-tailcall.c (adjust_return_value): Call update_stmt.
542 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
543 * tree-vectorizer.c (need_imm_uses_for): Delete.
544 (vectorize_loops): Dont call compute_immediate_uses or free_df.
545 * tree.h (struct ssa_imm_use_d): Define.
546 (SSA_NAME_IMM_USE_NODE): Define.
547 (struct tree_ssa_name): Add imm_use node.
548 (PHI_DF): Delete.
549 (PHI_ARG_IMM_USE_NODE): Define.
550 (struct phi_arg_d): Add imm_use node.
551 (struct tree_phi_node): Remove struct dataflow_d element.
552 (TDF_STMTADDR): Define.
554 2005-04-05 Dale Johannesen <dalej@apple.com>
556 * doc/invoke.texi (Optimization Options): Remove
557 duplicate -fcse-follow-jumps. Add -fweb.
558 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
559 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
561 2005-04-05 Per Bothner <per@bothner.com>
563 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
564 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
565 (warn_uninit): Get EXPR_LOCUS from context now instead.
566 This fixes a USE_MAPPED_LOCATION testsuite failure.
568 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
570 2005-04-05 Per Bothner <per@bothner.com>
572 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
573 of the artification 'return 0' in main() to BUILTINS_LOCATION.
574 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
575 before warning.
577 2004-04-05 Devang Patel <dpatel@apple.com>
579 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
580 (lhsr<mode>3): ... new name.
581 (altivec_vsra<VI_char>): Rename to ..
582 (ashr<mode>3): ... new name.
583 * config/rs6000/rs6000.c (builtin_description): Rename shift
584 operations.
586 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
588 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
589 gen_lowpart_for_combine.
590 * cse.c (gen_lowpart_if_possible): Move...
591 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
592 gen_lowpart_SUBREG.
593 (gen_lowpart_no_emit_general): Use it.
595 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
597 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
598 overriding.
600 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
602 * system.h: Fix typo.
604 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
606 * config/bfin/bfin-modes.def: New file.
607 * config/bfin/bfin-protos.h: New file.
608 * config/bfin/bfin.c: New file.
609 * config/bfin/bfin.h: New file.
610 * config/bfin/bfin.md: New file.
611 * config/bfin/bfin.opt: New file.
612 * config/bfin/crti.s: New file.
613 * config/bfin/crtn.s: New file.
614 * config/bfin/elf.h: New file.
615 * config/bfin/lib1funcs.asm: New file.
616 * config/bfin/predicates.md: New file.
617 * config/bfin/t-bfin: New file.
618 * config/bfin/t-bfin-elf: New file.
619 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
620 Document new attributes.
621 (interrupt, interrupt_handler, saveall): Update documentation for
622 these attributes.
623 * doc/install.texi (Specific): Add entry for the Blackfin.
624 * doc/invoke.texi (Blackfin Options): New section.
625 * doc/md.texi (Blackfin family): New section to document constraints.
626 * config.gcc: Add bfin*-* and bfin*-elf configurations.
628 2005-04-05 Olivier Hainque <hainque@adacore.com>
630 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
631 match what the system unwinder expects.
632 * config/mips/mips.c (mips_frame_set): If we're saving the return
633 address register and the dwarf return address column number differs
634 from the hard register number, adjust the note reg to refer to the
635 former.
637 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
639 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
640 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
641 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
642 (processor_type): New enum.
643 (mn10300_processor): New variable.
644 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
645 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
646 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
647 (PROCESSOR_DEFAULT): New macro.
648 * config/mn10300/mn10300.c (mn10300_processor): New variable.
649 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
650 (mn10300_handle_option, mn10300_override_options): New functions.
651 * config/mn10300/mn10300.opt: New file.
653 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
654 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
656 PR tree-optimization/19903
657 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
658 that don't fit in their type after conversion.
660 2005-04-05 Uros Bizjak <uros@kss-loka.si>
662 PR target/20421
663 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
664 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
665 Allocate local stack slots here. Set ix86_optimize_mode_switching.
666 flag here. Implement using define_insn_and_split.
667 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
668 (frndintxf2_mask_pm_i387): New insn patterns.
669 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
670 Do not set ix86_optimize_mode_switching flag.
671 (ceilsf2, ceildf2, ceilxf2): Same.
672 (btruncsf2, btruncdf2, btruncxf2): Same.
673 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
675 2005-04-05 Ian Lance Taylor <ian@airs.com>
677 PR debug/9963
678 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
679 i386_pe_record_external_function.
680 (i386_pe_record_external_function): Update declaration.
681 * config/i386/winnt.c (struct extern_list): Add decl field.
682 (i386_pe_record_external_function): Add decl parameter.
683 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
684 identifier.
685 * config/i386/i386-protos.h (i386_pe_record_external_function):
686 Update declaration.
688 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
690 * config/m68k/m68k-protos.h: Add a prototype for
691 valid_dbcc_comparison_p_2.
692 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
693 extend_operator, const_uint32_operand, const_sint32_operand,
694 general_src_operand, nonimmediate_src_operand,
695 memory_src_operand, post_inc_operand, pre_dec_operand,
696 pcrel_address): Move to predicates to predicates.md.
697 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
698 * config/m68k/m68k.md: Include predicates.md.
699 * config/m68k/predicates.md: New.
701 2005-04-04 Roger Sayle <roger@eyesopen.com>
703 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
705 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
707 2005-04-04 Ian Lance Taylor <ian@airs.com>
709 * c-typeck.c (struct c_switch): Rename switch_stmt field to
710 switch_expr.
711 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
712 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
713 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
714 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
715 * c-common.c (c_do_switch_warnings_1): New static function broken
716 out of c_do_switch_warnings.
717 (c_do_switch_warnings): Call c_do_switch_warnings_1.
718 (c_do_switch_expr_warnings): New function.
719 * c-common.h (c_do_switch_expr_warnings): Declare.
721 2005-04-04 David Edelsohn <edelsohn@gnu.org>
722 Daniel Jacobowitz <dan@codesourcery.com>
724 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
725 trapping divide.
726 * rtlanal.c (may_trap_p): Same.
728 2005-04-04 Dale Johannesen <dalej@apple.com>
730 * ChangeLog: remove reference to ChangeLog.12.
732 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
734 CRIS epilogue as RTL.
735 * config/cris/cris.md: Change all 0 in unspec 0 to
736 CRIS_UNSPEC_PLT.
737 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
738 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
739 patterns.
740 ("return"): Change to define_expand. Call cris_expand_return for
741 actual expansion.
742 ("*return_expanded"): New pattern.
743 ("epilogue"): New define_expand.
744 * config/cris/cris.h (PREDICATE_CODES): Add
745 cris_load_multiple_op.
746 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
747 type.
748 (enum cris_retinsn_type): New.
749 (struct machine_function): New member return_type.
750 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
751 (cris_target_asm_function_epilogue): Remove, moving RTLified
752 contents to...
753 (cris_expand_epilogue): New function.
754 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
755 (cris_gen_movem_load, cris_load_multiple_op)
756 (cris_return_address_on_stack_for_return, cris_expand_return): New
757 functions.
758 (cris_target_asm_function_prologue)
759 (cris_initial_frame_pointer_offset): Call
760 cris_reg_saved_in_regsave_area instead of complicated expression.
761 Call cris_return_address_on_stack instead of an expression.
762 (cris_print_operand) <case 'o', case 'O'>: New cases.
763 (cris_return_address_on_stack): Change return-type to bool.
764 (cris_simple_epilogue): Ditto. Return false if registers are
765 saved.
766 * config/cris/cris-protos.h (cris_simple_epilogue)
767 (cris_return_address_on_stack): Adjust prototype return type.
768 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
769 (cris_return_address_on_stack_for_return): New prototypes.
771 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
773 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
774 gpr_or_int12_operand.
776 * config/frv/frv-protos.h: Add a prototype to
777 frv_legitimate_memory_operand and frv_const_unspec_p.
778 (frv_unspec): Move from frv.c.
779 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
780 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
781 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
782 gpr_or_fpr_operand, gpr_or_int12_operand,
783 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
784 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
785 int6_operand, int5_operand, uint5_operand, uint4_operand,
786 uint1_operand, int_2word_operand, uint16_operand,
787 upper_int16_operand, integer_register_operand,
788 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
789 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
790 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
791 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
792 move_destination_operand, movcc_fp_destination_operand,
793 frv_function_symbol_referenced_p, move_source_operand,
794 condexec_dest_operand, condexec_source_operand,
795 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
796 const_unspec_operand, gpr_or_memory_operand,
797 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
798 icc_operand, fcc_operand, cc_operand, icr_operand,
799 fcr_operand, cr_operand, call_operand, sibcall_operand,
800 symbolic_operand, relational_operator,
801 integer_relational_operator, float_relational_operator,
802 ccr_eqne_operator, minmax_operator,
803 condexec_si_binary_operator, condexec_si_media_operator,
804 condexec_si_divide_operator, condexec_si_unary_operator,
805 condexec_sf_conv_operator, condexec_sf_add_operator,
806 condexec_memory_operand, intop_compare_operator, acc_operand,
807 even_acc_operand, quad_acc_operand, accg_operand: Move to
808 predicates.md.
809 * config/frv/frv.h (PREDICATE_CODES): Remove.
810 * config/frv/frv.md: Include predicates.md.
811 * config/frv/predicates.md: New.
813 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
815 PR target/19537
816 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
817 * tree-ssa-loop-ivopts.c: Include langhooks.h.
818 (add_standard_iv_candidates_for_size): New function, extracting code
819 from add_standard_iv_candidates and parameterizing it by type size.
820 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
822 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
824 * system.h (GCOV_SIZE_TYPE): Unposion.
825 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
826 (GCOV_TYPE_SIZE): ...this new macro.
827 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
828 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
829 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
830 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
831 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
832 instead of unsigned_intSI_type_node.
833 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
834 (rtl_gen_one_value_profiler_no_edge_manipulation)
835 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
836 * value-prof.c: Include coverage.h.
838 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
839 Diego Novillo <dnovillo@redhat.com>
841 Fix PR tree-optimization/20703
842 Fix PR tree-optimization/20725
844 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
845 (create_expression_by_pieces): Ditto.
846 (valid_in_set): Ditto. Also handle tcc_declaration.
847 (find_or_generate_expression): Handle comparison class.
848 (insert_into_preds_of_block): Ditto.
849 (insert_aux): Ditto.
850 (create_value_expr_from): Handle comparison class, recursively
851 handle reference nodes.
852 (compute_avail): Handle comparison classes, rewrite a little cleaner.
853 (execute_pre): Fix spacing.
854 (do_fre): Renamed to execute_fre.
856 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
858 * doc/invoke.texi (SPARC options): Document that
859 -mlittle-endian is not supported on Linux either.
861 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
863 PR target/4198
864 PR target/12027
865 * config.gcc (Obsolete configurations): Remove
866 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
867 (sparclite-*-coff*): Delete.
868 (sparclite-*-elf*): Likewise.
869 (sparc86x-*-elf*): Likewise.
870 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
871 * config/sparc/lite.h: Delete.
872 * config/sparc/litecoff.h: Likewise.
873 * config/sparc/liteelf.h: Likewise.
874 * config/sparc/sp86x-elf.h: Likewise.
875 * config/sparc/t-sparclite: Likewise.
876 * config/sparc/t-sp86x: Likewise.
878 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
880 * config/s390/s390-protos.h: (s390_comparison,
881 s390_alc_comparison, s390_slb_comparison, const0_operand,
882 consttable_operand, larl_operand, s_operand,
883 shift_count_operand, bras_sym_operand, load_multiple_operation,
884 store_multiple_operation, s390_plus_operand): Remove prototypes.
885 (s390_legitimate_address_without_index_p): New prototype.
886 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
887 to s390.h.
888 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
889 const0_operand, consttable_operand, larl_operand, s_operand,
890 shift_count_operand, bras_sym_operand, load_multiple_operation,
891 store_multiple_operation, s390_plus_operand): Move to
892 predicates.md.
893 (check_mode): Remove.
894 (s390_branch_condition_mask): Remove 'static'. Move prototype to
895 s390-protos.h.
896 (s390_legitimate_address_without_index_p): New.
897 * config/s390/s390.h (PREDICATE_CODES): Remove.
898 * config/s390/s390.md: Include predicates.md.
899 * config/s390/predicates.md: New.
901 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
903 PR target/20446
904 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
905 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
906 (NEED_INDICATE_EXEC_STACK): Define to 1.
907 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
908 (NEED_INDICATE_EXEC_STACK): Define to 1.
909 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
910 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
911 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
912 (pic_helper_emitted_p): New global.
913 (emit_pic_helper): New function extracted from...
914 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
915 Do not call emit_pic_helper if delay_pic_helper is true.
916 (sparc_expand_prologue): Pass 'false' to load_pic_register.
917 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
918 (sparc_file_end): New function.
920 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
922 * config/mcore/mcore-protos.h: Remove the prototypes for
923 mcore_arith_reg_operand, mcore_general_movsrc_operand,
924 mcore_general_movdst_operand, mcore_reload_operand,
925 mcore_arith_J_operand, mcore_arith_K_operand,
926 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
927 mcore_arith_K_S_operand, mcore_arith_imm_operand,
928 mcore_arith_any_imm_operand, mcore_arith_O_operand,
929 mcore_literal_K_operand, mcore_addsub_operand,
930 mcore_compare_operand, mcore_load_multiple_operation,
931 mcore_store_multiple_operation, mcore_call_address_operand.
932 Add a prototype for const_ok_for_mcore.
933 * config/mcore/mcore.c (mcore_call_address_operand,
934 mcore_general_movsrc_operand, mcore_general_movdst_operand,
935 mcore_arith_reg_operand, mcore_reload_operand,
936 mcore_arith_J_operand, mcore_arith_K_operand,
937 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
938 mcore_arith_M_operand, mcore_arith_imm_operand,
939 mcore_arith_any_imm_operand, mcore_arith_O_operand,
940 mcore_literal_K_operand, mcore_addsub_operand,
941 mcore_compare_operand, mcore_load_multiple_operation,
942 mcore_store_multiple_operation): Move to predicates.md.
943 (const_ok_for_mcore): Export.
944 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
945 * config/mcore/mcore.md: Include predicates.md.
946 * config/mcore/predicates.md: New.
948 * config/mcore/predicates.md: Fix a comment typo.
950 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
951 Adrian Straetling <straetling@de.ibm.com>
953 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
954 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
955 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
956 attribute.
957 ("imul"): Removed from "type" attribute.
958 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
959 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
960 Changed type to imulsi.
961 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
963 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
965 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
966 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
967 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
968 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
969 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
970 (TARGET_SWITCHES, mcore_stack_increment_string)
971 (TARGET_OPTIONS): Delete.
972 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
973 than *_BIT constants.
974 (TARGET_8ALIGN): #undef old definition before redefining to 1.
975 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
976 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
977 (mcore_override_options): Delete mcore_stack_increment code.
978 Change use of M340_BIT to MASK_M340.
979 * config/mcore/mcore.opt: New file.
981 2005-04-04 Ian Lance Taylor <ian@airs.com>
983 * config/arm/arm.c (replace_symbols_in_block): Remove static
984 function.
986 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
988 * config/fr30/fr30-protos.h: Remove the prototypes for
989 stack_add_operand, add_immediate_operand,
990 high_register_operand, low_register_operand, call_operand,
991 di_operand, and nonimmediate_di_operand.
992 * config/fr30/fr30.c (stack_add_operand,
993 add_immediate_operand, high_register_operand,
994 low_register_operand, call_operand, di_operand,
995 nonimmediate_di_operand): Move to predicates.md.
996 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
997 * config/fr30/fr30.md: Include predicates.md.
998 * config/fr30/predicates.md: New.
1000 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1001 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1002 mcore_call_address_operand.
1004 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1005 general_movsrc_operand.
1007 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1009 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1010 after freeing.
1012 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1014 PR target/14812
1015 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1016 a negated value.
1018 2005-04-04 Richard Henderson <rth@redhat.com>
1019 Jakub Jelinek <jakub@redhat.com>
1021 PR rtl-optimization/16104
1022 * fold-const.c (fold_unary): Fix folding of vector conversions.
1024 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1026 * config.gcc (xstormy16-*-elf): Set extra_options.
1027 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1028 * config/stormy16/stormy16.opt: New file.
1030 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1032 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1033 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1034 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1035 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1036 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1037 (TARGET_UNIX_ASM): Delete.
1038 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1039 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1040 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1041 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1042 * config/pdp11/pdp11.opt: New file.
1044 2005-04-03 Roger Sayle <roger@eyesopen.com>
1045 Alexandre Oliva <aoliva@redhat.com>
1047 PR c++/19199
1048 * fold-const.c (non_lvalue): Split tests into...
1049 (maybe_lvalue_p): New function.
1050 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1051 C++ front-end prior to lowering into gimple form.
1053 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1055 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1056 BUILT_IN_STRNCASECMP): New.
1057 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1058 and strndup.
1060 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1062 PR target/14812
1063 * arm.md (addsi3_compare0_for_combiner): Delete.
1064 (addsi3_compare0_scratch_for_combiner): Delete.
1065 (cmpsi_neg_shiftsi): Delete.
1066 (compare_negsi_si): New pattern.
1067 (cmpsi_negshiftsi_si): New pattern.
1068 (negated_cbranchsi4): Restrict to equality_operator.
1070 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1071 template.
1073 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1075 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1076 Fix comment typos.
1078 * doc/install.texi: Fix a typo.
1080 2005-04-03 Steven Bosscher <stevenb@suse.de>
1082 PR middle-end/20648
1083 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1084 a computed goto if the edge to the computed goto block has
1085 incoming abnormal edges. Clarify how the function works.
1087 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1089 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1090 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1091 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1092 hash_scan_set, reg_set_between_after_reload_p,
1093 reg_used_between_after_reload_p, get_avail_load_store_reg,
1094 eliminate_partially_redundant_load): Likewise.
1095 * postreload.c (reload_cse_simplify_set,
1096 reload_combine_note_use): Likewise.
1097 * predict.c (predict_insn, expected_value_to_br_prob,
1098 propagate_freq, expensive_function_p): Likewise.
1099 * print-rtl.c (print_rtx): Likewise.
1100 * profile.c (instrument_edges, instrument_values,
1101 compute_branch_probabilities, branch_prob, union_groups,
1102 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1103 * protoize.c (in_system_include_dir, file_could_be_converted,
1104 file_normally_convertible, gen_aux_info_file, seek_to_line,
1105 do_cleaning): Likewise.
1106 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1107 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1108 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1110 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1112 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1113 * modulo-sched.c (undo_replace_buff_elem): New structure.
1114 (kernel_number_of_cycles, ps_unschedule_node,
1115 undo_generate_reg_moves,free_undo_replace_buff,
1116 undo_permute_partial_schedule, loop_single_full_bb_p,
1117 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1118 build_loops_structure, get_sched_window): New.
1119 (generate_reg_moves): Return undo_replace_buff_elem and other
1120 fixes.
1121 (generate_prolog_epilog): Remove old loop versioning.
1122 (sms_schedule): Use loop information and loop_version.
1123 (sms_schedule_by_order): Split part of it to get_sched_window.
1124 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1125 cfg_layout_finalize and free_dominance_info before/after SMS.
1127 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1129 * cfghooks.c (lv_flush_pending_stmts,
1130 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1131 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1132 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1133 lv_add_condition_to_bb,
1134 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1135 flush_pending_stmts): New in cfg_hooks structure.
1136 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1137 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1138 lv_add_condition_to_bb): New declarations.
1139 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1140 bool.
1141 (loop_version): Declare.
1142 * cfgloopmanip.c (cfghooks.h): Include.
1143 (duplicate_loop_to_header_edge): Change return type to bool.
1144 (loop_version, lv_adjust_loop_entry_edge): Move here.
1145 * cfgrtl.c (cfgloop.h): Include.
1146 (rtl_verify_flow_info_1): Fix.
1147 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1148 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1149 initialization.
1150 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1151 tree_lv_add_condition_to_bb): New.
1152 (tree_cfg_hooks): Add new hooks to initialization.
1153 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1154 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1156 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1158 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1159 xstormy16_below100_or_register,
1160 xstormy16_splittable_below100_or_register, and
1161 nonimmediate_nonstack_operand.
1163 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1164 xstormy16_ineqsi_operator, equality_operator,
1165 inequality_operator, shift_operator,
1166 xstormy16_below100_operand, xstormy16_below100_or_register,
1167 xstormy16_splittable_below100_or_register,
1168 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1169 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1170 equality_operator, inequality_operator,
1171 xstormy16_below100_operand, xstormy16_below100_or_register,
1172 xstormy16_splittable_below100_or_register,
1173 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1174 nonimmediate_nonstack_operand, shift_operator): Move to
1175 predicates.md.
1176 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1177 * config/stormy16/stormy16.md: Include predicates.md.
1178 * config/stormy16/predicates.md: New.
1180 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1182 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1183 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1184 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1185 move_operand, power_of_2_operand): Move to predicates.md.
1186 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1187 PREDICATE_CODE): Remove.
1188 * config/iq2000/iq2000.md: Include predicates.md.
1189 * config/iq2000/predicates.md: New.
1191 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1193 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1194 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1195 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1196 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1197 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1198 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1199 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1200 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1201 (TARGET_M68HC11): Delete.
1202 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1203 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1204 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1205 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1206 (nb_soft_regs): Delete.
1207 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1208 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1209 and MASK_M6812 being set simultaneously. Change the code that sets
1210 the default m68hc11_soft_reg_count to use integers instead of strings.
1211 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1212 m68hc11_soft_reg_count (which now has an int type) as the number
1213 of soft registers.
1214 * config/m68hc11/m68hc11.opt: New file.
1216 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1218 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1219 fp_displacement_operand, sp_displacement_operand.
1221 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1222 m68hcc_auto_inc_p.
1223 Remove the prototypes for tst_operand, cmp_operand,
1224 stack_register_operand, d_register_operand,
1225 hard_addr_reg_operand, splitable_operand,
1226 m68hc11_logical_operator, m68hc11_arith_operator,
1227 m68hc11_non_shift_operator, m68hc11_shift_operator,
1228 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1229 non_push_operand, hard_reg_operand, and
1230 reg_or_some_mem_operand.
1231 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1232 extern.
1233 (tst_operand, cmp_operand, non_push_operand,
1234 splitable_operand, reg_or_some_mem_operand,
1235 stack_register_operand, d_register_operand,
1236 hard_addr_reg_operand, hard_reg_operand,
1237 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1238 m68hc11_arith_operator, m68hc11_non_shift_operator,
1239 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1240 predicates.md.
1241 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1242 * config/m68hc11/m68hc11.md: Include predicates.md.
1243 * config/m68hc11/predicates.md: New.
1245 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1247 PR debug/19345
1248 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1249 change checked in along with 2005-03-03's patch for debug/20253.
1250 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1251 (remap_decl): Insert type decl in map earlier.
1253 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1255 PR tree-optimization/20640
1256 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1257 post-dominator if it has phi nodes.
1258 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1259 before dead statements.
1261 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1263 PR middle-end/20491
1264 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1266 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1268 PR rtl-optimization/20290
1269 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1270 in every iteration if the entry point is the exit test.
1272 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1274 * config/cris/cris.md (attribute "length"): Define.
1276 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1278 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1279 (word_offset_memref_operand): New.
1280 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1281 (indexed_or_indirect_operand): Delete.
1282 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1283 (indexed_or_indirect_operand): Delete.
1285 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1287 PR 20650
1288 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1289 a register.
1291 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1292 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1294 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1296 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1298 2005-04-01 Ian Lance Taylor <ian@airs.com>
1300 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1301 (rus, prus): Remove static variables.
1302 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1303 (process_command): Permit report_times and use_pipes together.
1305 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1307 * c-decl.c (validate_proto_after_old_defn): Look at
1308 TYPE_MAIN_VARIANT of argument types.
1310 2005-04-01 Paul Brook <paul@codesourcery.com>
1312 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1313 (arm_output_function_epilogue): Allow call_via_SP.
1314 (thumb_call_via_reg, arm_file_end): Ditto.
1315 * config/arm/arm.h (struct machine_function): Include space for SP.
1316 (thumb_call_via_label): Update declaration.
1318 2005-04-01 Ian Lance Taylor <ian@airs.com>
1320 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1321 doing a peephole optimization, once again put any notes in the
1322 proper position.
1324 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1326 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1328 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1330 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1331 (block_alloc, find_free_reg): Likewise.
1332 * loop-doloop.c (doloop_modify): Likewise.
1333 * loop-invariant.c (record_use): Likewise.
1334 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1335 get_iv_value, canon_condition, eliminate_implied_condition,
1336 eliminate_implied_condition, simplify_using_initial_values,
1337 shorten_into_mode, canonicalize_iv_subregs,
1338 iv_number_of_iterations): Likewise.
1339 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1340 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1341 unswitch_loop): Likewise.
1342 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1343 move_movables, replace_call_address, find_and_verify_loops,
1344 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1345 record_giv, final_giv_value, general_induction_var,
1346 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1347 loop_giv_dump): Likewise.
1349 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1350 GCOV_CHECK_WRITING): Remove.
1351 (gcov_position, gcov_rewrite): Use gcc_assert.
1352 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1353 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1354 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1355 gcc_assert.
1357 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1359 * tree-inline.c: Fix a typo.
1361 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1363 * configure.ac (enable-checking): Explicitly set all variables for
1364 collective switch values. Alphabetize variables. Rename
1365 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1366 synonym for 'no'.
1367 * doc/install.texi (enable-checking): Update documentation.
1368 * configure: Rebuilt.
1370 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1372 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1373 possible.
1375 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1377 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1378 Also reject cases where this pattern will cause load delay stalls
1379 unless optimizing for size and it will produce a shorter sequence.
1380 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1381 variants to avoid pre-adjusting the base when possible.
1383 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1385 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1386 the frame and argument pointers.
1387 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1388 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1389 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1390 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1391 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1392 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1394 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1396 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1397 with entry for selectany attribute.
1398 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1399 Declare.
1400 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1401 (i386_pe_asm_named_section): Handle sections generated by
1402 selectany attribute.
1403 * doc/extend.texi (selectany): Document attribute.
1405 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1406 Jan Hubicka <jh@suse.cz>
1408 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1409 to fix addresses involving EBP and ESP.
1410 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1411 for SUBREGed registers.
1412 (legitimate_address_p): Accept SUBREGed registers.
1414 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1416 PR c++/19406
1417 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1418 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1419 for FIELD_DECLs.
1421 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1423 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1425 2005-04-01 James E Wilson <wilson@specifixinc.com>
1427 PR c++/20505
1428 * dwarf2out.c (rtl_for_decl_init): New function.
1429 (rtl_for_decl_location): Extracted from here.
1430 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1431 add_const_value_attribute. Delete initializer_constant_valid_p call.
1433 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1435 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1436 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1437 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1438 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1439 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1440 config/i386/i386.md, config/rs6000/predicates.md,
1441 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1442 config/s390/s390.c, config/stormy16/stormy16.c,
1443 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1444 typos.
1446 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1448 PR c/17855
1449 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1450 COND_EXPR and CALL_EXPR.
1452 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1454 PR target/20632
1455 * genautomata.c (first_cycle_unit_presence): Check all alternative
1456 states for unit presence.
1458 * doc/md.texi: Remove remark about impossibility to query unit
1459 presence in non nondeterministic automaton state.
1461 * config/ia64/ia64.c (get_template): Change order of unit querying.
1463 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1465 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1466 obsolete comment.
1468 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1470 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1471 flag for edges outside any loops.
1473 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1475 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1477 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1479 * tree-ssa-alias.c: Follow spelling conventions.
1480 * doc/tree-ssa.texi: Fix a typo.
1482 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1484 * postreload-gcse.c: Include target.h.
1485 (gcse_after_reload_main): Return early if we cannot modify jumps.
1486 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1488 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1490 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1491 expensive operations.
1493 2005-03-31 Ian Lance Taylor <ian@airs.com>
1495 * collect2.c (lderrout): New variable.
1496 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1497 if it is set, to stderr.
1498 (handler): Unlink lderrout if it is set.
1499 (dump_file): Add "to" parameter. Change all callers.
1500 (main): Initialize lderrout.
1501 (collect_execute): Add errname parameter. Change all callers.
1502 Rename redir parameter to outname. Never pass
1503 PEX_STDERR_TO_STDOUT to pex_run.
1504 * collect2.h (collect_execute, dump_file): Update declarations.
1505 * tlink.c (tlink_execute): Add errname parameter. Change all
1506 callers.
1507 (do_tlink): Check lderrout as well as ldout.
1509 2005-03-31 Caroline Tice <ctice@apple.com>
1511 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1512 (bb-reorder.o): Add errors.h to list of requirements.
1513 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1514 profiledbootstrap flags.
1515 * bb-reorder.c (errors.h): Add new include.
1516 (struct bbro_basic_block_data_def): Add new field, in_trace.
1517 (add_unlikely_executed_notes): Remove function.
1518 (mark_bb_for_unlikely_executed_section): Remove function.
1519 (insert_section_boundary_note): New function.
1520 (verify_hot_cold_block_grouping): New function.
1521 (push_to_next_round_p): Remove variables and tests that push all
1522 cold blocks to last round.
1523 (find_traces): Remove code that added extra round of trace finding
1524 when doing partitioning.
1525 (find_traces_1_round) : Remove variable last_round; add code to
1526 update new struct field, in_trace; correct trace_length where it was
1527 incorrect before (after call to copy_bb); change code that pushed all
1528 cold blocks to last round. Instead verify that all blocks going into
1529 a trace belong in the same partition.
1530 (connect_traces): Modify to connect the traces in two passes, if the
1531 function contains both hot and cold blocks. The first pass connects
1532 all the traces for blocks in the partition that the first block in
1533 the function belongs to; the second pass connnects all the traces
1534 containing blocks that belong in the other partition.
1535 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1536 code that automatically put the first block in a function into the
1537 hot partition if the function had any hot blocks.
1538 (fix_crossing_unconditional_branches): Check number of succ edges
1539 before attempting to get one.
1540 (fix_edges_for_rarely_executed_code): Update comment describing
1541 function.
1542 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1543 remove call to add_unlikely_executed_notes; add call to
1544 verify_hot_cold_block_grouping.
1545 (duplicate_computed_gotos): Don't change computed goto if it's a
1546 crossing edge.
1547 (partition_hot_cold_basic_blocks): Update function comment.
1548 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1549 condition.
1550 (try_forward_edges): Likewise.
1551 (merge_blocks_move_predecessor_nojumps): Likewise.
1552 (merge_blocks_move_successor_nojumps): Likewise.
1553 (merge_blocks_move): Likewise.
1554 (try_crossjump_bb): Likewise.
1555 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1556 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1557 notes to cold bb's; remove call to update_unlikely_executed_notes.
1558 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1559 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1560 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1561 function declaration.
1562 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1563 from consideration.
1564 (rtl_can_merge_blocks): Remove redundancy from condition.
1565 (try_redirect_by_replacing_jump): Likewise.
1566 (force_nonfallthru_and_redirect): Remove code for adding
1567 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1568 (commit_one_edge_insertion): Likewise.
1569 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1570 * dbxout.c (FORCE_TEXT): Replace function_section with
1571 current_function_section.
1572 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1573 function, switch_text_section.
1574 (struct xcoff_debug): Likewise.
1575 (dbxout_function_end): Add code to put out label diffs for both
1576 hot and cold sections.
1577 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1578 for new debug_hooks funciton, switch_text_section..
1579 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1580 switch_text_section.
1581 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1582 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1583 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1584 dw_fde_switched_sections.
1585 (output_call_frame_info): Add test to see if function switches text
1586 sections in the middle; if so, use appropriate extra hot and cold
1587 section labels to compute size deltas for the hot and cold sections.
1588 (dwarf2out_begin_prologue): Add code to initialize new fields in
1589 dw_fde_struct.
1590 (dwarf2out_switch_text_section): New function (invoked through
1591 debug_hook); updates new fields in dw_fde_struct appropriately and
1592 increments separate_line_info_table_in_use.
1593 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1594 dwarf2out_switch_text_section.
1595 (struct var_loc_node): Add new field, section_label.
1596 (output_aranges): Add code to check whether in hot or cold section and
1597 use the appropriate label in calculating deltas.
1598 (output_ranges): Likewise.
1599 (output_line_info): Add code to check which section we're in and
1600 use appropriate hot/cold label.
1601 (add_location_or_constant_value_attribute): Likewise.
1602 (gen_subprogam_die): Modify arange attributes to use correct labels.
1603 (dwarf2out_begin_block): Change call to function_section into call to
1604 current_function_section.
1605 (dwarf2out_end_block): Likewise.
1606 (dwarf2out_source_line): Likewise.
1607 (dwarf2out_var_location): Add code to check whether in hot or cold
1608 section and use the appropriate label.
1609 * except.c (output_function_exception_table): Change call to
1610 function_section into call to current_function_section.
1611 * final.c (profile_function): Likewise.
1612 (scan_ahead_for_unlikely_executed_note): Remove function.
1613 (final_scan_insn): Remove calls to
1614 scan_ahead_for_unlikely_executed_note, and related code for switching
1615 to cold section, except for the single time
1616 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1617 debug_hooks->switch_text_sections; replace appropriate calls to
1618 function_section with calls to current_function_section.
1619 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1620 test_bb to condition.
1621 (find_if_case_2): Likewise.
1622 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1623 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1624 * opts.c (decode_options): Change warning about hot/cold partitioning
1625 with exceptionss to inform (so as not to cause bootstrap failures);
1626 remove warning about partitioning with DWARF debug info.
1627 * output.h (current_function_section): Add new function decl.
1628 (insert_section_boundary_note): Likewise.
1629 (enum in_section): Move this declaration here from varasm.c.
1630 (unlikely_section_label): Likewise.
1631 (unlikely_text_section_name): Likewise.
1632 (last_text_section_name): New global variable.
1633 (last_text_section): Likewise.
1634 (hot_section_label): Likewise.
1635 (hot_section_end_label): Likewise.
1636 (cold_section_end_label): Likewise.
1637 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1638 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1639 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1640 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1641 insn from consideration.
1642 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1643 switch_text_section.
1644 * varasm.c (basic-block.h): Add new include.
1645 (unlikely_section_label_printed): Remove global variable.
1646 (unlikely_section_label): Make global variable not be static any more.
1647 (unlikely_text_section_name): Likewise.
1648 (hot_section_end_label): New global variable (not static)
1649 (first_function_block_is_cold): Likewise.
1650 (hot_section_label): Likewise.
1651 (cold_section_end_label): Likewise..
1652 (last_text_section): New global variable, not static.
1653 (last_text_section_name): New global variable, not static.
1654 (initialize_cold_section_name): New function.
1655 (enum in_section): Move declaration to output.h.
1656 (text_section): Update last_text_section.
1657 (unlikely_text_section): Replace code to determine cold section name
1658 with call to initialize_cold_section_name; Add code to update
1659 last_text_section; remove code for printing out label.
1660 (named_section_real): Add code to update last_text_section and
1661 last_text_section_name as appropriate.
1662 (function_section): Change test for 'unlikely' to depend on
1663 first_function_block_is_cold (moved old test to
1664 current_function_section).
1665 (current_function_section): New function.
1666 (assemble_start_function): Move code that frees
1667 unlikely_text_section_name; initialize hot_section_end_label;
1668 print hot and cold section labels at the start of the function;
1669 set first_function_block_is_cold, if appropriate; initialize l
1670 ast_text_section; add call to insert_section_boundary_note.
1671 (assemble_end_function): Add code to write out hot and cold section
1672 end labels.
1673 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1674 switch_text_section.
1675 * config/darwin.c (machopic_select_section): Replace incorrect
1676 function in base_funs; update reloc for cold sections if necessary.
1677 * config/darwin.h (SECTION_FUNCTION): Add code to update
1678 last_text_section if appropriate.
1679 (text_unlikely_section): Remove.
1680 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1681 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1682 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1683 partitioning for this architecture.
1685 2005-03-31 Olivier Hainque <hainque@adacore.com>
1687 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1688 defined and non-zero.
1690 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1692 PR c++/18644
1693 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1694 semantics.
1696 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1698 PR target/20611
1699 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1700 label operand. Remove (use (unspec..)). Don't emit a label on
1701 the offset word.
1702 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1703 generate inline label for load_toc_v4_PIC_1b.
1704 (rs6000_emit_load_toc_table): Likewise.
1706 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1708 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1709 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1711 2005-03-29 Devang Patel <dpatel@apple.com>
1713 * tree-sra.c (decide_block_copy): Disable scalarization of
1714 sub-elements.
1716 2005-03-30 Stuart Hastings <stuart@apple.com>
1717 Dale Johannesen <dalej@apple.com>
1719 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1720 * print-tree.c (print_node): Add case STATEMENT_LIST.
1722 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1724 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1725 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1726 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1727 is given with "powerpc64*" or "all", or when --with-cpu chooses
1728 a 64-bit cpu.
1730 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1732 PR debug/20268
1733 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1734 gen_lexical_block_die.
1735 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1737 2005-03-31 Jan Hubicka <jh@suse.cz>
1739 2004-11-02 Jan Hubicka <jh@suse.cz>
1741 * cgraph.c (cgraph_varpool_node_name): New function.
1742 (dump_cgraph_varpool_node): New function.
1743 (dump_varpool): New function.
1744 * cgraphunit.c (cgraph_optimize): Dump varpool.
1746 2004-10-16 Jan Hubicka <jh@suse.cz>
1748 * cgraph.c (decide_is_variable_needed): New function.
1749 (cgraph_varpool_finalize_decl): Use it.
1750 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1751 unit-at-a-time.
1752 * final.c (output_addr_const): Do not call mark_referenced.
1753 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1754 always go via cgraph.
1755 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1756 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1757 * tree-optimize.c (execute_inline): Mark functions called.
1758 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1760 2004-10-11 Jan Hubicka <jh@suse.cz>
1762 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1763 (cgraph_varpool_last_needed_node): New static variable.
1764 (enqueue_needed_varpool_node): Break out from ...; add items to the
1765 end of queue; update first pointers.
1766 (cgraph_varpool_mark_needed_node): ... here.
1767 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1768 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1769 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1770 (cgraph_varpool_first_unanalyzed_node): Declare.
1771 * cgraphunit.c: Include output.h.
1772 (cgraph_varpool_analyze_pending_decls): New function.
1773 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1774 for errors, analyze pending decls.
1775 (cgraph_finalize_compilation_unit): Only analyze decls.
1776 (cgraph_optimize): Assemble the decls after expanding.
1778 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1780 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1781 subvars get marked properly in tags for grouping.
1782 (add_pointed_to_var): Mark only actual pointed to
1783 variables/subvars in addresses needed.
1784 (create_overlap_variables_for): Clear call clobbered on original
1785 variable.
1786 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1787 addresable vars with subvars into list.
1788 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1789 subvar should be.
1791 2005-03-30 Richard Henderson <rth@redhat.com>
1793 * cgraph.h (struct cgraph_node): Add alias.
1794 * varasm.c (assemble_alias): Set it.
1795 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1796 avoid calling cgraph_expand_function.
1798 2005-03-30 Tom Tromey <tromey@redhat.com>
1800 * tree.def (FILE_TYPE): Removed.
1801 * typeclass.h (enum type_class): Removed file_type_class.
1802 * dwarf2out.c (is_base_type): Updated.
1803 (gen_type_die): Likewise.
1804 * dbxout.c (dbxout_type): Updated.
1805 * builtins.c (type_to_class): Updated.
1806 * tree.c (type_contains_placeholder_1): Updated.
1807 * config/sparc/sparc.c (sparc_type_code): Updated.
1808 * config/ia64/ia64.c (hfa_element_mode): Updated.
1809 * expr.c (count_type_elements): Updated.
1810 * stor-layout.c (layout_type): Updated.
1811 * tree-inline.c (remap_type): Updated.
1812 * tree-pretty-print.c (dump_generic_node): Updated.
1814 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1816 * builtins.c (expand_builtin_powi): Fix mode of
1817 2nd argument to match int.
1818 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1819 2nd argument type to int.
1820 * libgcc2.c: Change prototype of __powi* functions to use
1821 int.
1823 2005-03-30 Dale Johannesen <dalej@apple.com>
1825 PR middle-end/19225
1826 * calls.c (expand_call): Flush pending deferrals before
1827 throwing call.
1829 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1831 PR c/772
1832 PR c/17913
1833 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1834 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1835 c_label_context, label_context_stack): New.
1836 * c-decl.c (define_label): Check for jumps into statement
1837 expressions. Add label to list of defined labels.
1838 (start_function): Push context on label_context_stack.
1839 (finish_function): Pop context from label_context_stack.
1840 * c-typeck.c (label_context_stack): New.
1841 (c_finish_goto_label): Check for jumps into statement
1842 expressions. Add label to list of jumped to labels.
1843 (struct c_switch): Add blocked_stmt_expr.
1844 (c_start_case): Initialize it.
1845 (do_case): Check it.
1846 (c_finish_case): Verify !blocked_stmt_expr.
1847 (c_begin_stmt_expr): Push context on label_context_stack.
1848 Increment blocked_stmt_expr. Mark labels jumped to from outside
1849 as undefinable.
1850 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1851 defined in the statement expression and no longer jumpable to.
1852 Mark labels jumped to from just outside the statement expression
1853 as again definable. Pop context from label_context_stack.
1854 * doc/extend.texi (Statement Exprs): Update.
1856 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1858 PR c/20368
1859 * c-decl.c (start_function): Check for old_decl being
1860 error_mark_node.
1862 2005-03-30 Ian Lance Taylor <ian@airs.com>
1864 * final.c (final): Remove prescan parameter. Change all callers.
1865 (final_scan_insn): Remove prescan parameter. Change all callers.
1867 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1869 * tree-vectorizer.c: Fix comment typos.
1871 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1873 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1874 as soon as a chrec_dont_know is detected.
1876 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1878 Merge from csl-arm-branch.
1879 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1881 * tlink.c (recompile_files): Do not assume that "rename" can
1882 overwrite an existing file.
1884 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1886 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1887 * gcc/configure: Regenerate.
1889 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1891 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1893 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1895 * calls.c (struct arg_data): Update "partial" comment.
1896 (load_register_parameters): Update "nregs" comment.
1898 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1900 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1901 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1902 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1903 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1904 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1905 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1906 than target_flags & 0.
1907 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1908 (iq2000_arch, iq2000_parse_cpu): Delete.
1909 (TARGET_HANDLE_OPTION): Override default.
1910 (iq2000_handle_option): New function.
1911 (override_options): Remove -march= and -mcpu= handling.
1912 * config/iq2000/iq2000.opt: New file.
1914 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1916 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1917 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1918 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1919 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1920 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1921 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1922 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1923 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1924 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1925 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1926 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1927 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1928 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1929 (TARGET_OPTIONS): Delete.
1930 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1931 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1932 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1933 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1934 (c4x_cpu_version_string): Delete.
1935 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1936 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1937 equivalent -mcpu= option.
1938 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1939 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1940 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1941 or clearing the appropriate MASK_* bit.
1942 (c4x_file_start): Use c4x_cpu_version.
1943 * config/c4x/c4x.opt: New file.
1945 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1947 * doc/options.texi: Document the new MaskExists flag.
1948 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1949 if the option has the MaskExists flag.
1951 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1953 * opt-functions.awk (flag_set_p, test_flag): New functions.
1954 (switch_flags): Use them.
1955 * opth-gen.awk: Use flag_set_p to check for flags.
1956 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1958 2005-03-30 Ian Lance Taylor <ian@airs.com>
1960 * config.host (i[34567]86-*-mingw32*): Don't set
1961 host_can_use_collect2 to no.
1963 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1965 PR target/20203
1966 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1967 Remove convert_memory_address call duplicating that in memory_address.
1969 2005-03-29 Richard Henderson <rth@redhat.com>
1971 PR c/20519
1972 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1973 (build_compound_literal): Likewise. Propagate decl type into the
1974 initializer.
1975 (finish_decl): Likewise. Use new return value from complete_array_type
1976 for zero sized arrays.
1977 (complete_array_type): Move ...
1978 * c-common.c (complete_array_type): ... here. Change first argument
1979 to pointer-to-type-node. Consistently use sizetype for the index
1980 except for zero sized arrays. Detect zero sized arrays for pedantic
1981 mode diagnostics. Create a new type node instead of modifying the
1982 old node in place.
1983 * c-tree.h (complete_array_type): Move decl ...
1984 * c-common.h (complete_array_type): ... here.
1986 2005-03-29 Richard Henderson <rth@redhat.com>
1988 PR tree-opt/19108
1989 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1991 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1993 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1994 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1995 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1996 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1998 2005-03-29 Eric Christopher <echristo@redhat.com>
2000 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2001 truthvalue conversion removal.
2003 2005-03-29 Ian Lance Taylor <ian@airs.com>
2005 PR bootstrap/14316
2006 * collect2.c: Never include <vfork.h>.
2007 (VFORK_STRING, vfork): Don't define.
2008 (pid): Remove global variable.
2009 (handler): Call raise instead of kill (getpid(), ...).
2010 (collect_wait): Add pex parameter. Change all callers. Use
2011 pex_get_status rather than pwait.
2012 (do_wait): Add pex parameter. Change all callers.
2013 (collect_execute): Return struct pex_obj * rather than void. Use
2014 pex routines rather than pexecute.
2015 (fork_execute): Get pex_obj from collect_execute, and pass it to
2016 do_wait.
2017 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2018 Only declare quit_handler if SIGQUIT is defined.
2019 (scan_libraries): Likewise.
2020 * collect2.h (collect_execute): Update declaration.
2021 (collect_wait): Update declaration.
2022 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2023 pass it to collect_wait.
2025 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2027 PR c/20672
2028 * c-parser.c (c_parser_compound_statement_nostart): Give error
2029 message for EOF instead of just setting parser->error.
2031 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2033 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2034 (slpeel_update_phi_nodes_for_guard1): New function.
2035 (slpeel_update_phi_nodes_for_guard2): New function.
2036 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2037 of slpeel_update_phi_nodes_for_guard.
2038 (vectorize_loops): Remove call to loop_closed_rewrite.
2039 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2040 assertion.
2042 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2044 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2045 (TARGET_LITTLE_ENDIAN): New macro.
2046 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2047 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2048 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2049 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2050 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2051 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2052 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2053 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2054 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2055 (TARGET_OPTIONS): Delete.
2056 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2057 (CACHE_FLUSH_TRAP): Turn into an integer.
2058 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2059 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2060 -mflush-trap is in use.
2061 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2062 (m32r_cache_flush_trap_string): Delete.
2063 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2064 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2065 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2066 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2067 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2068 -mmodel= and -msdata= handling from...
2069 (m32r_init): ...here.
2070 * config/m32r/m32r.opt: New file.
2072 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2074 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2075 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2076 * tree-vect-analyze.c (vect_object_analysis): additional parm
2077 pass back a "struct ptr_info_def *" with the points-to info.
2078 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2079 statement using info returned from vect_object_analysis.
2080 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2081 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2082 for virtual uses and defs when creating a replacement vector
2083 reference. Call duplicate_ssa_name_ptr_info to define points-to
2084 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2085 (vectorizable_store): copy_virtual_operands and update
2086 definition statements.
2087 (vectorizable_load): copy_virtual_operands. Remove call to
2088 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2089 * tree-vectorizer.c (vectorize_loops): Remove calls to
2090 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2091 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2092 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2093 define macro STMT_VINFO_PTR_INFO for use in accessing.
2094 * tree.h add export of duplicate_ssa_name_ptr_info.
2095 * rs6000.c (altivec_init_builtins): Declare builtin function
2096 __builtin_altivec_mask_for_load to be "const".
2098 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2100 PR middle-end/20622
2101 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2102 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2103 assemble_variable on aliases.
2104 * varasm.c (assemble_alias): Set node->alias.
2105 * toplev.c (wrapup_global_declarations): Don't call
2106 rest_of_decl_compilation on aliases again.
2108 2005-03-29 Paul Brook <paul@codesourcery.com>
2110 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2111 * config/arm/arm.c (arm_dbx_register_number): New function.
2112 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2114 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2116 PR middle-end/20263
2117 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2118 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2120 2005-03-29 Dale Johannesen <dalej@apple.com>
2122 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2123 $(TREE_H) and $(COVERAGE_H).
2124 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2125 * opts.c (common_handle_option): Enable tree-based value transforms.
2126 * toplev.c (process_options): Ditto.
2127 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2128 refers to references to this type.
2129 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2130 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2131 for may_be_more, may_be_less.
2132 (rtl_gen_pow2_profiler): Adjust.
2133 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2134 (rtl_gen_one_value_profiler): Adjust.
2135 (rtl_gen_const_delta_profiler): Adjust.
2136 * tree-profile.c (tree_gen_interval_profiler): Implement.
2137 (tree_gen_pow2_profiler): Ditto.
2138 (tree_gen_one_value_profiler): Ditto.
2139 (tree_profiling): New.
2140 (pass_tree_profile): Reference it.
2141 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2142 tree.h, gcov-io.h.
2143 (insn_divmod_values_to_profile): Rename to
2144 rtl_divmod_values_to_profile. Adjust.
2145 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2146 (insn_prefetch_values_to_profile): Adjust.
2147 (rtl_value_profile_transformations): Adjust.
2148 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2149 (gen_mod_pow2): Rename to rtl_mod_pow2.
2150 (gen_mod_subtract): Rename to rtl_mod_subtract.
2151 (divmod_fixed_value_transform): Rename to
2152 rtl_divmod_fixed_value_transform.
2153 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2154 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2155 (rtl_find_values_to_profile): Adjust.
2156 (tree_value_profile_transformations): Implement.
2157 (tree_divmod_values_to_profile): New.
2158 (tree_values_to_profile): New.
2159 (tree_divmod_fixed_value): New.
2160 (tree_mod_pow2): New.
2161 (tree_mod_subtract): New.
2162 (tree_divmod_fixed_value_transform): New.
2163 (tree_mod_pow2_value_transform): New.
2164 (tree_mod_subtract_transform): New.
2165 (tree_find_values_to_profile): Implement.
2166 * profile.c (instrument_values): Free histograms.
2167 (compute_value_histograms): Adjust. Implement tree version.
2169 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2171 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2172 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2173 variable. Output "fldcw" depending on round_mode.
2174 * config/i386/i386.md (UNSPEC_FIST): New.
2175 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2176 New isns patterns to implement lrint and llrint built-ins as x87
2177 intrinsic function.
2178 (fistdi2, fist<mode>2 splitters): New splitters.
2179 (lrint<mode>2): New expanders.
2181 2005-03-28 Ian Lance Taylor <ian@airs.com>
2183 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2184 0 when calling final_scan_insn.
2186 2005-03-28 Jan Hubicka <jh@suse.cz>
2188 PR middle-end/20635
2189 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2190 as needed.
2192 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2193 types where possible.
2195 2005-03-26 Per Bothner <per@bothner.com>
2197 Make -f[no-]show-column also control non-cpp diagnostics.
2198 * c.opt (fshow-column): Move option from here ...
2199 * common.opt (fshow-column): ... to here.
2200 * diagnostic.c (diagnostic_build_prefix): Only print column number
2201 if flag_show_column.
2203 2005-03-27 Steven Bosscher <stevenb@suse.de>
2205 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2206 vax_output_conditional_branch): New prototypes.
2207 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2208 extracted from vax.md mov and add patterns.
2209 (vax_output_conditional_branch): New function to output conditional
2210 branch instructions.
2211 * vax.md: Use mode macros for arithmetic and mov patterns.
2212 Use code macros for the jump patterns.
2214 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2216 * Makefile.in (libbackend.o): Depend on version files;
2217 add custom generation command.
2219 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2221 PR target/20636
2222 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2223 sure that we have a REG before getting its REGNO.
2225 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2227 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2228 * builtins.def (BUILT_IN_STRNDUP): New.
2230 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2232 PR tree-optimization/20470
2233 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2234 ABS(x-y).
2236 2005-03-25 Mike Stump <mrs@apple.com>
2238 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2239 sized objects.
2241 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2243 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2244 Use our own structure definitions.
2246 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2247 (fix_truncdfsi2): Allow registers or memory as destination.
2248 When TARGET_PPC_GFXOPT, generate simplified pattern.
2249 (fix_truncdfsi2_internal): Use define_insn_and_split.
2250 (fix_truncdfsi2_internal_gfxopt): New.
2251 (fctiwz): Don't confuse register allocation by giving it no choices.
2252 (stfiwx): New.
2253 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2254 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2255 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2256 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2258 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2260 * dominance.c (free_dominance_info): Speed up by freeing et
2261 data structures without maintaining other nodes.
2262 * et-forest.c (et_free_tree_force): New.
2263 * et-forest.h: Add a prototype for et_free_tree_force.
2265 * tree.c (get_set_constructor_bits,
2266 get_set_constructor_bytes): Remove.
2267 * tree.h: Remove the corresponding prototypes.
2269 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2271 PR target/15491
2272 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2273 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2274 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2275 PRE_DEC, NEG and NOT.
2277 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2279 * fold-const.c: Convert uses of fold (build (...)) to
2280 fold_buildN.
2282 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2284 PR rtl-optimization/20249
2285 * cse.c (insert_regs): Do not record equivalence of registers in
2286 different modes.
2288 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2290 * emit-rtl.c (reverse_comparison): Remove.
2291 * rtl.h: Remove the corresponding prototype.
2293 2005-03-24 James E Wilson <wilson@specifixinc.com>
2295 * doc/install.texi (--enable-altivec): Delete docs.
2297 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2299 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2300 SFmode and DFmode before reload when
2301 flag_unsafe_math_optimizations not enabled.
2303 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2305 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2307 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2308 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2310 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2312 * configure.ac (enable-checking): Add 'runtime' option.
2313 * doc/install.texi (enable-checking): Document 'runtime' checking.
2314 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2315 * config.in: Regenerated.
2316 * configure: Regenerated.
2318 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2320 * optabs.h (enum optab_index): Remove OTI_llrint.
2321 (llrint_optab): Remove macro.
2322 * optabs.c (init_optabs): Remove llrint_optab initialization.
2323 * genopinit.c (optabs): Remove llrint_optab implementation.
2324 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2325 using lrint_optab.
2327 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2329 PR rtl-optimization/20532
2330 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2331 overflow when adding coefficients for PLUS or MINUS.
2332 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2333 two as multiplier.
2335 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2337 * langhooks.h (truthvalue_conversion): Remove.
2338 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2339 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2340 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2341 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2342 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2344 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2346 * params.def: Fix a typo.
2347 * config/mips/mips.c: Follow the spelling convensions.
2348 * doc/invoke.texi: Fix typos.
2350 2005-03-18 Dale Johannese <dalej@apple.com>
2352 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2354 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2356 Fix PR tree-optimization/20601
2358 * tree-ssa-pre.c (insert_aux): Add missing condition to
2359 constification.
2361 2005-03-23 Ian Lance Taylor <ian@airs.com>
2363 * final.c (final_scan_insn): Don't remove no-op instructions.
2364 * reload1.c (reload): Remove simple no-op instructions even when
2365 not optimizing.
2367 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2369 PR tree-optimization/20501
2370 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2371 reporting that peeling for alignment is applied moved to...
2372 * (vect_analyze_data_refs_alignment): Here.
2374 2005-03-23 Ian Lance Taylor <ian@airs.com>
2376 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2378 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2380 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2381 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2383 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2385 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2386 imply that this is called once, independent of asms in code.
2387 Adjust to now being pased output and input lists. Mention helper
2388 function decl_overlaps_hard_reg_set_p.
2389 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2390 hook_tree_tree_identity and to take three trees, returning third.
2391 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2392 prototype.
2393 * stmt.c: include hard-reg-set.h before tree.h.
2394 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2395 (decl_conflicts_with_clobbers_p): Call
2396 decl_overlaps_hard_reg_set_p.
2397 (expand_asm_operands): Pass output and input lists in call to
2398 targetm.md_asm_clobbers.
2399 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2400 hook_tree_tree_tree_tree_3rd_identity.
2401 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2402 parameters.
2403 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2404 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2405 parameters, first two unused.
2406 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2407 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2408 in constraint letters and MOF is not mentioned as a asm-declared
2409 register in neither of the input and output lists.
2411 2005-03-23 DJ Delorie <dj@redhat.com>
2413 * optabs.c (expand_binop): Make sure the first subword's result
2414 gets stored.
2416 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2418 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2419 Call c_common_truthvalue_conversion rather than
2420 lang_hooks.truthvalue_conversion.
2421 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2422 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2423 c-typeck.c.
2424 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2425 c_common_truthvalue_conversion.
2426 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2427 c_parser_conditional_expression, c_parser_binary_expression): Call
2428 c_objc_common_truthvalue_conversion.
2429 * c-typeck.c (build_unary_op): Call
2430 c_objc_common_truthvalue_conversion.
2431 (build_conditional_expr): Do not call
2432 lang_hooks.truthvalue_conversion.
2433 (build_binary_op): Call c_common_truthvalue_conversion.
2434 (c_objc_common_truthvalue_conversion): Moved from
2435 c-objc-common.c. Call default_function_array_conversion instead
2436 of default_conversion.
2438 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2440 * c-common.h (default_conversion): Remove.
2441 (perform_integral_promotions): Add.
2442 * c-tree.h (default_conversion): Add.
2443 * c-typeck.c (perform_integral_promotions): New, split out from
2444 default_conversion.
2445 * c-common.c (check_case_value): Use perform_integral_promotions,
2446 not default_conversion.
2447 (c_add_case_label): Don't continue processing case label after
2448 found to be pointer.
2450 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2452 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2453 the prefix list if we have already added a multilib directory
2454 based on that path.
2455 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2456 search with -L.
2458 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2460 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2461 static.
2462 * reload.h: Remove the prototype for indirect_symref_ok.
2464 * reload1.c (indirect_symref_ok): Make it global.
2465 * reload.h: Add a prototype for indirect_symref_ok.
2467 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2469 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2470 ashlhi3 expander.
2472 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2474 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2476 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2478 * c-opts.c (c_common_parse_file): Only start/end main source file
2479 if debug hooks says the writer wants it.
2480 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2481 member.
2482 (xcoff_debug_hooks): Ditto.
2483 * debug.c (do_nothing_hooks): Ditto.
2484 * debug.h (gcc_debug_hooks): Ditto.
2485 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2486 * sdbout.c (sdb_debug_hooks): Ditto.
2487 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2489 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2491 * doc/extend.texi: Deprecate C++ min/max operators.
2493 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2495 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2496 artificial original candidates.
2498 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2499 Jan Hubicka <jh@suse.cz>
2500 Steven Bosscher <stevenb@suse.de>
2502 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2503 call cost based on argument sizes.
2504 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2505 inlining.
2506 * params.def: (max-inline-inssn-single): Set to 450.
2507 (max-inline-insns-auto): Set to 90.
2508 (max-inline-insns-recursive): Set to 450
2509 (max-inline-insns-recursive-auto): Set to 450.
2510 (large-function-insns): Set to 2700.
2511 (inline-call-cost): New parameter.
2512 * tree-inline.c (estimate_move_cost): New function.
2513 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2514 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2515 based on arguments.
2516 * tree-inline.h (estimate_move_cost): Declare.
2517 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2518 (max-inline-insns-auto): Change default to 90.
2519 (max-inline-insns-recursive): Change default to 450
2520 (max-inline-insns-recursive-auto): Change default to 450.
2521 (large-function-insns): Change default to 2700.
2522 (inline-call-cost): Document new parameter.
2524 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2526 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2527 (TARGET_DEFAULT): Delete.
2528 * config/i860/i860.opt: New file.
2530 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2532 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2533 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2534 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2535 (frv_sched_lookahead): Delete.
2536 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2537 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2538 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2539 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2540 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2541 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2542 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2543 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2544 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2545 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2546 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2547 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2548 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2549 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2550 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2551 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2552 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2553 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2554 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2555 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2556 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2557 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2558 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2559 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2560 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2561 (frv_sched_lookahead): Delete.
2562 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2563 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2564 (frv_handle_option): New function. Move -mcpu= handling from...
2565 (frv_override_options): ...here. Remove handling of other
2566 TARGET_OPTIONS.
2567 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2568 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2569 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2570 and TARGET_NO_MULTI_CE.
2571 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2572 !TARGET_VLIW_BRANCH.
2573 * config/frv/frv.opt: New file.
2575 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2577 * fold-const.c (fold_ternary): Take decomposed arguments of
2578 CALL_EXPR.
2579 (fold): Update a call to fold_ternary.
2581 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2582 * tree.h: Add corresponding prototypes.
2584 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2586 PR target/20561
2587 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2588 between jump table and its label.
2589 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2590 resp. ADDR_DIFF_VEC and the label preceeding it.
2591 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2592 is emitted in the right section.
2594 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2596 * fold-const.c (fold_unary, fold_binary): Update comments
2597 about arguments.
2599 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2601 PR rtl-optimization/20527
2602 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2603 REG_INC note, test that the register also isn't mentioned in PRED
2604 or SUCC.
2606 2005-03-22 Ben Elliston <bje@au.ibm.com>
2608 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2609 and definition.
2611 2005-03-21 Mike Stump <mrs@apple.com>
2613 * varasm.c (default_assemble_visibility): Remove extra ().
2615 2005-03-21 Roger Sayle <roger@eyesopen.com>
2617 PR middle-end/20557
2618 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2619 to determine whether a block can be duplicated, rather than test
2620 whether the block contains noncopyable insns ourselves.
2622 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2624 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2625 predicates.
2627 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2629 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2631 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2633 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2634 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2635 * config/fr30/fr30.opt: New file.
2637 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2639 Fix PR tree-optimization/20542
2641 * tree-flow-inline.h (overlap_subvar): Move to here.
2642 * tree-ssa-operands.c: From here.
2643 * tree-flow.h (overlap_subvar): Declare.
2644 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2645 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2646 for variables with subvars.
2648 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2650 PR middle-end/20177
2651 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2652 * modulo-sched.c (const_iteration_count): Return on NULL
2653 pre-header.
2654 (print_node_sched_params): Return on NULL dump_file.
2655 (generate_reg_moves): Handle reg-anti dependencies and disregard
2656 closing branch when generating register moves.
2657 (sms_schedule): Mark the SMSed block dirty.
2658 * passes.c (rest_of_handle_sms): Call update_life_info for all
2659 basic-blocks.
2660 * testsuite/gcc.dg/20050321-1.c: New test.
2662 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2664 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2665 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2666 movqi_internal): Likewise.
2668 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2670 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2671 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2672 xtensa_b4const): Delete prototypes.
2673 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2674 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2675 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2676 xtensa_extra_constraint): New prototypes.
2677 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2678 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2679 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2680 move_operand, const_float_1_operand, fpmem_offset_operand,
2681 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2682 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2683 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2684 argument type to HOST_WIDE_INT.
2685 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2686 xtensa_mask_immediate): Likewise.
2687 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2688 Likewise. Also make these functions static.
2689 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2690 (xtensa_const_ok_for_letter_p): New.
2691 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2692 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2693 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2694 move_operand, const_float_1_operand, fpmem_offset_operand,
2695 branch_operator, ubranch_operator, boolean_operator): Move to
2696 predicates.md.
2697 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2698 (xtensa_mem_offset): Change return type to bool.
2699 (xtensa_extra_constraint): New.
2700 (gen_int_relational): Update type of const_range_p function pointer.
2701 Use xtensa_b4const_or_zero.
2702 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2703 xtensa_const_ok_for_letter_p. Update comments.
2704 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2705 (PREDICATE_CODES): Delete.
2706 * config/xtensa/xtensa.md: Include predicates.md.
2707 * config/xtensa/predicates.md: New file.
2709 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2711 * config/v850/v850-protos.h: Remove the prototypes for
2712 reg_or_int9_operand, reg_or_const_operand,
2713 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2714 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2715 movsi_source_operand, power_of_two_operand,
2716 not_power_of_two_operand, special_symbolref_operand,
2717 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2718 register_is_ok_for_epilogue.
2719 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2720 reg_or_int9_operand, reg_or_const_operand,
2721 call_address_operand, special_symbolref_operand,
2722 movsi_source_operand, power_of_two_operand,
2723 not_power_of_two_operand, register_is_ok_for_epilogue,
2724 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2725 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2726 predicates.md.
2727 * config/v850/v850.h (PREDICATE_CODES): Remove.
2728 * config/v850/v850.md: Include predicates.md.
2729 * config/v850/predicates.md: New.
2731 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2733 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2734 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2735 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2736 (itoolsdir, itoolsdatadir): Move definition above new first use.
2737 (install-itoolsdirs): New rule.
2738 (install-mkheaders): Depend on install-itoolsdirs, not
2739 install-include-dir.
2741 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2743 * tree-into-ssa.c: Remove obsolete comments.
2745 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2747 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2748 unrolling if -fpeel-loops is specified, too.
2749 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2750 Remove superfluous check for flag_unroll_loops.
2752 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2754 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2755 (lrint_optab, llrint_optab): Define corresponding macros.
2756 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2757 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2758 pattern and llrint_optab using llrintdi2 patterns.
2759 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2760 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2761 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2762 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2763 flag_unsafe_math_optimizations is set.
2765 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2767 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2768 simplify_logical, if_then_else_cond, known_cond,
2769 simplify_comparison): Adjust calls to reverse_comparison.
2770 Don't use combine_reversed_comparison_code).
2771 (combine_reversed_comparison_code): Remove.
2772 (reversed_comparison): Using reversed_comparison_code, move it...
2773 * jump.c (reversed_comparison): ... here.
2774 * rtl.h (reversed_comparison): Add prototype.
2776 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2778 * builtins.c (fold_builtin): Take decomposed arguments of
2779 CALL_EXPR.
2780 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2781 * gimplify.c (gimplify_call_expr): Likewise.
2782 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2783 * tree.h: Update the prototype of fold_builtin.
2785 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2787 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2788 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2789 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2790 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2791 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2793 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2795 * builtins.c (fold_builtin_1): Take decomposed arguments of
2796 CALL_EXPR.
2797 (fold_builtin): Update a call to fold_builtin_1.
2799 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2801 PR other/20564
2802 * gcov.c (output_lines): Only output function block summary when
2803 outputting branch information.
2804 * doc/gcov.texi: Document format of preamble and additional block
2805 information lines.
2807 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2809 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2810 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2811 the defaults false if BITS_PER_UNIT != 8.
2812 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2813 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2814 than BITS_PER_UNIT != 8.
2815 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2816 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2817 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2818 #undefs.
2819 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2820 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2822 2005-03-20 Roger Sayle <roger@eyesopen.com>
2824 PR middle-end/20539
2825 * fold-const.c (fold_binary): Fix type mismatch between
2826 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2827 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2828 for non-truth-valued expressions.
2830 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2831 and FUNCTION_DECL in the main switch.
2832 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2833 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2834 we also need to convert their operands to match.
2835 <TRUTH_NOT_EXPR>: Likewise.
2837 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2839 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2840 diagnostic without checking whether an lvalue.
2841 * c-common.h (lvalue_p): Remove.
2842 (enum lvalue_use): Update comment.
2843 (lvalue_or_else): Replace by lvalue_error.
2844 * c-typeck.c (lvalue_p): Make static.
2845 (lvalue_or_else): New. Call lvalue_error.
2847 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2849 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2850 (function_arg_advance): Use rs6000_parm_start.
2851 (function_arg, rs6000_arg_partial_bytes): Likewise.
2853 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2855 * c-common.c (check_case_value): Adjust comment about stripping
2856 NOPs.
2857 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2858 * c-typeck.c (default_conversion, convert_arguments,
2859 build_modify_expr, convert_for_assignment, store_init_value,
2860 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2861 manually. Remove inaccurate comments.
2863 2005-03-20 Roger Sayle <roger@eyesopen.com>
2864 Joseph S. Myers <joseph@codesourcery.com>
2866 * varasm.c (do_assemble_alias): Restore comment describing function.
2867 Annotate the target parameter as potentially unused.
2869 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2871 PR target/18551
2872 * config/avr/avr.c (avr_output_function_prologue): Do not use
2873 current_function_name() in a label, use a local label instead.
2875 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2877 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2878 flag_finite_math_only, not flag_unsafe_math_optimizations.
2880 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2882 * builtins.c (fold_builtin_1): Update a call to
2883 targetm.fold_builtin.
2884 * hooks.c (hook_tree_tree_bool_null): Rename to
2885 hook_tree_tree_tree_bool_null. Take one more argument of type
2886 tree.
2887 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2888 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2889 hook_tree_tree_tree_bool_null.
2890 * target.h (gcc_target): Update the prototype of fold_builtin.
2891 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2892 arguments of CALL_EXPR.
2893 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2894 new prototype.
2896 2005-03-20 Jan Hubicka <jh@suse.cz>
2898 * cgraph.h (cgraph_node): Add prev_clone pointer.
2899 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2900 (cgraph_clone_node): Produce doubly linked chain.
2902 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2904 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2905 get_nonnull_operand, handle_sentinel_attribute,
2906 check_function_arguments_recurse): Do not strip NOPS from
2907 INTEGER_CSTs.
2908 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2909 Likewise.
2910 * c-format.c (get_constant): Likewise.
2911 * c-parser.c (c_parser_postfix_expression): Likewise.
2912 * c-typeck.c (set_init_index): Likewise.
2913 (convert_arguments): Don't check for NOP_EXPR containing integer
2914 constant.
2916 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2918 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2919 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2920 Take decomposed arguments of CALL_EXPR.
2921 (fold_builtin_1): Update calls to the functions mentioned
2922 above.
2924 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2926 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2927 width to have integer type.
2928 (build_enumerator): Require enumerator value to have integer type.
2930 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2932 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2933 to __builtin_inff.
2935 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2937 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2938 std=iso9899:199x): Correct descriptions.
2940 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2942 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2943 solaris2.1[0-9].
2945 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2947 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2948 of CALL_EXPR.
2949 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2950 fold_builtin_memcpy.
2952 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2953 arguments of CALL_EXPR.
2954 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2955 fold_builtin_found, fold_builtin_1): Update calls to
2956 fold_trunc_transparent_mathfn.
2958 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2960 PR middle-end/20493
2961 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2962 function pointers on targets that require function pointer
2963 canonicalization.
2964 (fold_sign_changed_comparison): Likewise.
2966 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2968 * combine.c (try_combine): When changing the mode of a hard reg, make
2969 sure that doing so is valid.
2971 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2973 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2974 (TARGET_HANDLE_OPTION): Override default.
2975 (avr_handle_option): New function.
2976 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2977 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2978 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2979 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2980 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2981 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2982 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2983 (TARGET_OPTIONS): Delete.
2984 * config/avr/avr.opt: New file.
2986 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2988 * config/m32r/m32r-protos.h: Remove the prototypes for
2989 call_address_operand, symbolic_operand, seth_add3_operand,
2990 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2991 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2992 two_insn_const_operand, move_src_operand,
2993 move_double_src_operand, move_dest_operand,
2994 eqne_comparison_operator, signed_comparison_operator,
2995 large_insn_p, conditional_move_operand, carry_compare_operand,
2996 m32r_block_immediate_operand, extend_operand,
2997 reg_or_eq_int16_operand, int8_operand, and
2998 reg_or_zero_operand.
2999 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3000 seth_add3_operand, int8_operand, cmp_int16_operand,
3001 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3002 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3003 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3004 move_double_src_operand, move_dest_operand,
3005 eqne_comparison_operator, signed_comparison_operator,
3006 extend_operand, small_insn_p, large_insn_p,
3007 conditional_move_operand, carry_compare_operand,
3008 m32r_block_immediate_operand): Move to predicates.md.
3009 (MAX_MOVE_BYTES): Move to m32r.h.
3010 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3011 * config/m32r/m32r.md: Include predicates.md.
3012 * config/m32r/predicates.md: New.
3014 2005-03-18 James E Wilson <wilson@specifixinc.com>
3016 PR c++/19769
3017 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3018 origin.
3020 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3022 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3023 call_address_operand, const_8bit_operand.
3024 * config/mn10300/mn10300.c (call_address_operand,
3025 const_8bit_operand, const_1f_operand): Move to predicates.md.
3026 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3027 * config/mn10300/mn10300.md: Include predicates.md.
3028 * config/mn10300/predicates.md: New.
3030 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3032 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3033 declarations in diagnostics and %E for identifiers, not %s.
3035 2005-03-18 Jan Hubicka <jh@suse.cz>
3036 Dale Johannesen <dalej@apple.com>
3038 * basic-block.h (scale_bbs_frequencies_int,
3039 scale_bbs_frequencies_gcov_type): Declare.
3040 * cfg.c (RDIV): New macro.
3041 (update_bb_frequency_for_threading): Fix.
3042 * basic-block.h (scale_bbs_frequencies_int,
3043 scale_bbs_frequencies_gcov_type): New.
3044 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3045 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3046 scale_bbs_frequencies_int.
3047 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3049 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3051 * config/m32r/m32r-protos.h: Remove the prototypes for
3052 call_address_operand, symbolic_operand, seth_add3_operand,
3053 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3054 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3055 two_insn_const_operand, move_src_operand,
3056 move_double_src_operand, move_dest_operand,
3057 eqne_comparison_operator, signed_comparison_operator,
3058 large_insn_p, conditional_move_operand, carry_compare_operand,
3059 m32r_block_immediate_operand, extend_operand,
3060 reg_or_eq_int16_operand, int8_operand, and
3061 reg_or_zero_operand.
3062 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3063 seth_add3_operand, int8_operand, cmp_int16_operand,
3064 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3065 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3066 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3067 move_double_src_operand, move_dest_operand,
3068 eqne_comparison_operator, signed_comparison_operator,
3069 extend_operand, small_insn_p, large_insn_p,
3070 conditional_move_operand, carry_compare_operand,
3071 m32r_block_immediate_operand): Move to predicates.md.
3072 (MAX_MOVE_BYTES): Move to m32r.h.
3073 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3074 * config/m32r/m32r.md: Include predicates.md.
3075 * config/m32r/predicates.md: New.
3077 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3078 shadd_constant_p.
3079 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3080 symbolic_operand, symbolic_memory_operand,
3081 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3082 indexed_memory_operand, move_dest_operand, move_src_operand,
3083 prefetch_cc_operand, prefetch_nocc_operand,
3084 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3085 arith_operand, arith11_operand, pre_cint_operand,
3086 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3087 ireg_operand, int5_operand, uint5_operand, int11_operand,
3088 uint32_operand, arith5_operand, and_operand, ior_operand,
3089 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3090 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3091 shadd_operand, movb_comparison_operator,
3092 cmpib_comparison_operator): Move to predicates.md.
3093 (magic_milli, shadd_constant_p): Make it extern.
3094 * config/pa/pa.h (PREDICATE_CODES): Remove.
3095 * config/pa/pa.md: Include predicates.md.
3096 * config/pa/predicates.md: New.
3098 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3099 predicate.
3101 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3103 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3104 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3105 config/alpha/freebsd.h, config/alpha/linux.h,
3106 config/alpha/netbsd.h, config/alpha/osf5.h,
3107 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3108 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3109 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3110 doc/cppopts.texi: Update copyright.
3112 2005-03-18 Jan Hubicka <jh@suse.cz>
3114 PR middle-end/20225
3115 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3116 too late.
3117 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3118 called too late.
3120 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3122 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3123 VEC_safe_push.
3125 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3127 * combine.c (gen_binary): Remove.
3128 (known_cond, simplify_shift_const, find_split_point,
3129 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3130 simplify_logical, expand_field_assignment, extract_left_shift,
3131 force_to_mode, if_then_else_cond, apply_distributive_law,
3132 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3133 simplify_comparison, reversed_comparison): Replace with
3134 simplify_gen_binary, simplify_gen_relational or
3135 distribute_and_simplify_rtx.
3136 (distribute_and_simplify_rtx): New function.
3138 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3139 Paolo Bonzini <gcc.gnu.org>
3141 * calls.c (setjmp_call_p, special_function_p): Update comments
3142 at the head of the functions.
3144 2005-03-18 Jan Hubicka <jh@suse.cz>
3146 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3148 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3149 function body should be released; do not proactively release function
3150 bodies in non-unit-at-a-time mode.
3152 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3154 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3155 mno-fp-ret-in-387 multilib variants.
3157 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3159 * common.opt (m): Remove.
3160 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3161 table lookup fails.
3162 (common_handle_option): Remove OPT_m case.
3164 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3166 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3167 of CALL_EXPR.
3168 (fold_builtin_1): Update a call to fold_builtin_bitop.
3170 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3171 of CALL_EXPR.
3172 (fold_builtin_1): Update a call to fold_builtin_signbit.
3174 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3176 PR tree-optimization/20474
3177 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3178 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3180 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3182 * config/h8300/h8300-protos.h: Remove prototypes for
3183 general_operand_src, general_operand_dst, single_one_operand,
3184 single_zero_operand, call_insn_operand,
3185 two_insn_adds_subs_operand, small_call_insn_operand,
3186 jump_address_operand, bit_operand, bit_memory_operand,
3187 stack_pointer_operand, const_int_gt_2_operand,
3188 const_int_ge_8_operand, const_int_qi_operand,
3189 const_int_hi_operand, incdec_operand, bit_operator,
3190 nshift_operator, eqne_operator, gtle_operator,
3191 gtuleu_operator, iorxor_operator.
3192 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3193 h8300_ldm_stm_parallel.
3194 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3195 h8300-protos.h.
3196 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3197 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3198 (h8300_ldm_stm_parallel): Make it extern.
3199 (h8300_ldm_parallel, h8300_stm_parallel,
3200 h8300_return_parallel, general_operand_src,
3201 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3202 nibble_operand, reg_or_nibble_operand, single_one_operand,
3203 single_zero_operand, call_insn_operand,
3204 two_insn_adds_subs_operand, small_call_insn_operand,
3205 jump_address_operand, bit_operand, bit_memory_operand,
3206 stack_pointer_operand, const_int_gt_2_operand,
3207 const_int_ge_8_operand, const_int_qi_operand,
3208 const_int_hi_operand, incdec_operand, eqne_operator,
3209 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3210 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3211 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3212 nshift_operator): Move to predicates.md.
3213 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3214 * config/h8300/h8300.md: Include predicates.md.
3215 * config/h8300/predicates.md: New.
3217 2005-03-17 Richard Henderson <rth@redhat.com>
3219 * config.gcc (ia64*-*-hpux*): Add extra_options.
3220 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3221 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3222 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3223 (ia64_tls_size_string, ia64_tune_string): Remove.
3224 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3225 (TARGET_DEFAULT_TARGET_FLAGS): New.
3226 (TARGET_HANDLE_OPTION): New.
3227 (ia64_override_options): Move options parsing ...
3228 (ia64_handle_option): ... here. New.
3229 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3230 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3231 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3232 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3233 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3234 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3235 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3236 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3237 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3238 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3239 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3240 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3241 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3242 TARGET_EARLY_STOP_BITS): Remove.
3243 (TARGET_ILP32): Default false.
3244 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3245 (enum ia64_inline_type): New.
3246 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3247 * config/ia64/ia64.md: Update for new definitions of
3248 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3249 * config/ia64/ia64.opt: New file.
3250 * config/ia64/ilp32.opt: New file.
3252 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3254 PR target/18380
3255 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3257 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3259 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3260 instead of MASK_H8300S.
3261 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3262 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3263 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3264 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3265 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3266 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3267 TARGET_SWITCHES): Remove.
3268 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3269 TARGET_H8300SX.
3270 * config/h8300/h8300.opt: New.
3272 * config/alpha/alpha.opt, config/arc/arc.opt,
3273 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3274 notices.
3276 2005-03-17 Ian Lance Taylor <ian@airs.com>
3278 * gmon.c: Remove.
3280 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3282 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3283 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3284 (TARGET_HANDLE_OPTION): Override default.
3285 (arc_handle_option): New function.
3286 (arc_init): Remove code to set arch_cpu_string.
3287 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3288 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3289 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3290 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3291 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3292 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3293 (arc_rodata_string, TARGET_OPTIONS): Delete.
3294 * config/arc/arc.opt: New file.
3296 2005-03-17 Richard Henderson <rth@redhat.com>
3298 * doc/extend.texi (Weak Pragmas): New section.
3299 (attribute alias): Clarify that target must be in the same
3300 translation unit.
3302 2005-03-17 Richard Henderson <rth@redhat.com>
3304 * config/alpha/alpha.opt: New file.
3305 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3306 of alpha_cpu.
3307 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3308 alpha_fprm_string, alpha_fptm_string): Make static.
3309 (alpha_tls_size_string): Remove.
3310 (alpha_handle_option): New.
3311 (override_options): Update for alpha_cpu/alpha_tune split.
3312 (alpha_file_start): Likewise.
3313 (TARGET_DEFAULT_TARGET_FLAGS): New.
3314 (TARGET_HANDLE_OPTION): New.
3315 * config/alpha/alpha.h (alpha_tune): Declare.
3316 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3317 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3318 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3319 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3320 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3321 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3322 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3323 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3324 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3325 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3326 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3327 (TARGET_DEFAULT): Remove MASK_FP.
3328 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3329 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3330 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3331 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3332 alpha_tls_size_string): Remove.
3333 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3334 (attribute tune): Rename from attribute cpu.
3335 * config/alpha/ev4.md: Update to match.
3336 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3337 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3338 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3339 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3340 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3341 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3343 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3345 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3346 and return without creating new state if before_nops_num is nonzero.
3347 * config/ia64/ia64.md (first_insn): New attribute.
3348 (alloc): Set it to yes.
3350 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3352 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3353 STMT_VINFO_SUBVARS to NULL.
3354 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3356 2005-03-16 Dale Johannesen <dalej@apple.com>
3358 * rtlanal.c (find_first_parameter_load): Rewrite to
3359 return actual first param load or the call if none,
3360 instead of first in block, when not all loads exist.
3362 2005-03-16 Roger Sayle <roger@eyesopen.com>
3364 * optabs.c (expand_copysign_absneg): Make static.
3365 * optabs.h (expand_copysign_absneg): Delete prototype.
3366 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3368 2005-03-16 Richard Henderson <rth@redhat.com>
3370 PR middle-end/15700
3371 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3372 (alias_pairs): Rename from output_defs.
3373 (find_decl_and_mark_needed): Split out from assemble_alias.
3374 (do_assemble_alias): New.
3375 (assemble_output_def): Remove.
3376 (finish_aliases_1, finish_aliases_2): New.
3377 (process_pending_assemble_output_defs): Remove.
3378 (assemble_alias): Defer aliases for which we don't yet have a
3379 non-external decl for the target symbol.
3380 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3381 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3382 * toplev.c (compile_file): Use finish_aliases_2 instead of
3383 process_pending_assemble_output_defs.
3384 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3385 (process_pending_assemble_output_defs): Remove.
3387 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3389 Fix PR tree-optimization/20489
3391 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3392 for empty structures.
3394 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3396 Fix PR tree-optimization/20490
3398 * tree-ssa-pre.c (create_expression_by_pieces): Use
3399 force_gimple_operand on result of fold.
3401 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3403 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3404 of closing parenthesis.
3406 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3408 * builtins.c (expand_movstr): Update a call to
3409 fold_builtin_strcpy.
3410 (expand_builtin_strncpy): Update a call to
3411 fold_builtin_strncpy.
3412 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3413 arguments of CALL_EXPR.
3414 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3415 fold_builtin_strncpy.
3416 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3417 * tree.h: Update the prototypes of fold_builtin_strcpy and
3418 fold_builtin_strncpy.
3420 2005-03-16 Steven Bosscher <stevenb@suse.de>
3421 Dorit Naishlos <dorit@il.ibm.com>
3423 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3424 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3425 error.
3427 2005-03-16 Steven Bosscher <stevenb@suse.de>
3429 * tree-inline.c (walk_type_fields, walk_tree,
3430 walk_tree_without_duplicates): Move from here...
3431 * tree.c: ...to here.
3433 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3435 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3436 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3437 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3438 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3439 (version): Define using $(BASEVER_c).
3440 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3441 version.c.
3442 (version.o): Depend on version files; add custom generation command.
3443 (prefix.o): Define BASEVER on command line.
3444 (s-iov): Depend on version files; adjust command.
3445 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3446 Add gcc-vers.texi.
3447 (gcc-vers.texi): New rule.
3448 (doc/%.info, doc/%.dvi): Add -I . to command line.
3449 (doc/gccinstall.dvi): Likewise.
3450 (PACKAGE): Delete. All uses replaced with "gcc".
3451 * aclocal.m4: Do not include gcc-version.m4.
3452 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3453 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3454 Set is_release based on contents of DEV-PHASE.
3455 Set gcc_version based on contents of BASE-VER.
3456 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3457 * config.in, configure: Regenerate.
3458 * gccbug.in: Determine version of GCC in use at runtime.
3459 * gcov-iov.c: Get version number and development phase from
3460 command line, not by including version.c.
3461 * intl.c: Replace all uses of PACKAGE with "gcc".
3462 * libada-mk.in: Delete unused "gcc_version" variable.
3463 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3464 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3465 commentary to match.
3466 (version_string): Put together from pieces.
3467 * config/alpha/x-vms: Do not use $(gcc_version).
3468 * config/i386/t-nwld: Likewise.
3469 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3470 version-GCC and DEVELOPMENT.
3472 2005-03-15 Roger Sayle <roger@eyesopen.com>
3474 PR tree-optimization/17454
3475 * tree.c (tree_size): Add case for TREE_BINFO.
3476 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3477 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3479 2005-03-15 Roger Sayle <roger@eyesopen.com>
3481 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3482 op1 whilst expanding the signed widenening multiply variant.
3484 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3486 * toplev.c (display_target_options): Avoid unused variable warning if
3487 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3488 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3489 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3490 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3491 (mips_isa_info): New variable.
3492 (mips_parse_cpu): Remove the first argument and leave the caller
3493 to report errors.
3494 (TARGET_HANDLE_OPTION): Override default.
3495 (mips_handle_option): New function. Move option validation code from...
3496 (override_options): ...here. Update calls to mips_parse_cpu.
3497 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3498 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3499 (SUBTARGET_TARGET_OPTIONS): Delete.
3500 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3501 (mno-flush-func, mtune=): New options.
3503 2005-03-15 Roger Sayle <roger@eyesopen.com>
3504 Richard Henderson <rth@redhat.com>
3506 * real.c (c4x_single_format, c4x_extended_format): Provide values
3507 for signbit_ro for c4x's single and extended floating point formats.
3508 * optabs.c (expand_copysign): Use the floating point format's
3509 signbit_ro for expanding via expand_copysign_absneg, and it's
3510 signbit_rw field for expanding via expand_copysign_bit.
3512 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3514 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3515 known_alignment_for_access_p.
3516 (known_alignment_for_access_p): New.
3517 (do_peeling_for_alignment): Field made int instead of bool and renamed
3518 to peeling_for_alignment.
3519 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3520 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3521 functionality used to be in vect_analyze_operations.
3522 (vect_analyze_operations): Code to determine vectorization factor was
3523 moved to vect_determine_vectorization_factor.
3524 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3525 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3526 factor.
3527 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3528 be part of vect_analyze_operations).
3529 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3530 creating the guard condition, as the number of iterations may be
3531 constant.
3532 (slpeel_tree_peel_loop_to_edge): Use new name of
3533 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3534 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3535 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3536 (vect_do_peeling_for_alignment): Use fold.
3537 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3539 (vect_update_inits_of_dr): Renamed to
3540 vect_update_init_of_dr.
3541 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3542 (vectorizable_store): Fix assertion to use == instead of =.
3544 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3546 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3547 call_used_regs for wCG registers.
3549 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3551 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3552 for non-offsettable memory references to cope with outstanding reload
3553 replacements, take 2.
3555 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3557 PR target/18668
3558 * config/i386/i386.h (x86_fisttp): New.
3559 (TARGET_FISTTP): New macro.
3560 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3561 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3562 instruction when fisttp flag is set.
3563 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3565 * config/i386/i386.md (type attribute): Add fisttp.
3566 (unit attribute): Set to i387 for fisttp type.
3567 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3568 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3569 TARGET_FISTTP.
3570 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3571 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3572 macros.
3573 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3574 patterns for TARGET_FISTTP. Enable patterns for
3575 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3576 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3577 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3578 implement fisttp x87 insn.
3579 (fix_trunc*_i387_fisttp splitters): New patterns.
3580 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3581 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3582 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3583 clobber.
3584 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3585 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3586 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3587 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3588 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3589 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3590 Disable patterns for TARGET_FISTTP.
3591 (fix_trunc*_i387 splitters): Implement usign mode macros.
3592 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3593 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3594 (fix_trunx*_sse peephole2s): Implement using mode macros.
3596 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3598 PR rtl-optimization/20291
3599 * combine.c (try_combine): If splitting fails, re-try with
3600 original combined pattern, i.e. before clobber stripping.
3602 2005-03-14 Eric Christopher <echristo@redhat.com>
3604 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3605 STACK_GROWS_DOWNWARD.
3607 2005-03-14 Roger Sayle <roger@eyesopen.com>
3609 * real.h (struct real_format): Split the signbit field into two
3610 two fields, signbit_ro and signbit_rw.
3611 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3612 mips_double_format, ieee_extended_motorola_format,
3613 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3614 ieee_extended_intel_128_format, ibm_extended_format,
3615 mips_extended_format, ieee_quad_format, mips_quad_format,
3616 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3617 i370_double_format, c4x_single_format, c4x_extended_format,
3618 real_internal_format): Update initializers for new field.
3619 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3620 real_format structure.
3621 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3622 field of the real_format structure.
3624 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3626 Fix PR tree-optimization/20458
3628 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3629 DECL_EXTERNAL on STRUCT_FIELD tags.
3630 (clear_call_clobbered): Ditto.
3631 * tree-ssa-operands.c (note_addressable): Make sure the original
3632 variable doesn't slip into the addressable list if we have
3633 subvars.
3634 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3635 tags too.
3637 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3639 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3640 (-fwide-exec-charset): Likewise.
3641 (-finput-charset): Likewise.
3642 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3643 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3644 * c.opt (Wnormalized): New.
3646 2005-03-14 Devang Patel <dpatel@apple.com>
3648 * doc/invoke.texi: Add reference to Visibility document.
3650 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3652 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3653 MASK_SPLIT_ADDRESSES.
3654 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3655 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3656 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3657 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3658 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3659 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3660 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3661 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3662 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3663 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3664 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3665 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3666 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3667 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3668 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3669 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3670 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3671 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3672 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3673 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3674 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3675 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3676 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3677 (TARGET_EXPLICIT_RELOCS): Delete.
3678 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3679 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3680 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3681 (override_options): Set MASK_LONG64 if -mint64 is given and no
3682 -mlongXX option is. Complain about -mint64 -mlong32.
3683 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3684 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3685 * config/mips/mips.opt: New file.
3687 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3689 * config.gcc (extra_options): New variable for listing option files.
3690 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3691 * configure.ac (extra_opt_files): New AC_SUBST variable.
3692 (tm_file_list, tm_include_list): Include options.h first.
3693 * configure: Regenerate.
3694 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3695 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3696 (s-options-h): New rule.
3697 (options.h): Depend on it.
3698 (TEXI_GCCINT_FILES): Add options.texi.
3699 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3700 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3701 * target.h (gcc_target): Add default_target_flags and handle_option.
3702 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3703 (TARGET_HANDLE_OPTION): New macros.
3704 (TARGET_INITIALIZER): Include them.
3705 * opt-functions.awk (opt_args, nth_arg): New functions.
3706 (switch_flags): Handle the "Target" flag.
3707 (var_args): Delete.
3708 (var_name): Use opt_args and nth_arg.
3709 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3710 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3711 macros for the "Mask" and "InverseMask" options.
3712 * opts.h (cl_var_cond): New enum.
3713 (cl_option): Replace the "has_set_value" and "set_value" fields with
3714 "var_cond" and "var_value".
3715 (CL_TARGET): New macro.
3716 (option_enabled, print_filtered_help): Declare.
3717 (decode_options): Move definition.
3718 * opts.c (handle_option): Search for the original option before
3719 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3720 var_cond and var_value fields. Use targetm.handle_option to handle
3721 target options.
3722 (decode_options): Set target_flags to targetm.default_target_flags.
3723 (print_filtered_help): Make global. Handle CL_TARGET.
3724 (option_enabled): New function.
3725 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3726 (display_target_options, set_target_switch, print_switch_values)
3727 (default_pch_valid_p): Guard uses of target_switches with
3728 #ifdef TARGET_SWITCHES. Also...
3729 (display_target_options): Display the CL_TARGET entries in cl_options.
3730 (set_target_option): Don't complain about the "" option when
3731 TARGET_SWITCHES is undefined.
3732 (print_switch_values): Use option_enabled.
3733 (default_pch_valid_p): Check cl_options[] when looking for something
3734 that has changed the value of target_flags.
3735 * c.opt: Remove documentation from top of file.
3736 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3737 * doc/sourecebuild.texi: Refer to the new options documentation
3738 instead of c.opt. Document machine-specific .opt files.
3739 * doc/tm.texi (target_flags): Say that this variable is declared
3740 by options.h.
3741 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3742 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3743 an alternative.
3744 * doc/options.texi: New file.
3746 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3748 PR middle-end/18628
3749 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3750 register.
3752 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3754 PR c++/20280
3755 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3756 temporary variable of pointer type if an lvalues is required.
3757 (gimplify_modify_expr_rhs): Request an rvalue from it.
3758 (gimplify_expr): Pass fallback on.
3760 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3762 * cfgbuild.c: Update comments.
3764 2005-03-14 Roger Sayle <roger@eyesopen.com>
3766 PR rtl-optimization/17236
3767 * optabs.c (expand_doubleword_mult): New helper function split out
3768 from expand_binop. Permute the order in which instructions are
3769 emitted to minimize the number of simultaneously live registers.
3770 (expand_binop): Call expand_doubleword_mult to synthesize a double
3771 word multiplication.
3773 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3775 * basic-block.h: Update the prototypes of cached_make_edge and
3776 rtl_make_eh_edge.
3777 * cfg.c (cached_make_edge): Take edge_cache representing one
3778 row of the adjacency matrix of edges.
3779 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3780 (make_edges): Initialize edge_cache to represent one row of
3781 the adjacency matrix of edges.
3783 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3785 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3786 New functions.
3787 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3788 Remove unused removed_phis variable.
3789 (conditional_replacement): Use build1/build2.
3790 (abs_replacement): Use last_and_only_stmt and build1/build2.
3792 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3794 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3795 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3796 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3797 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3798 * c-common.c (handle_novops_attribute): New function.
3799 (c_common_attribute_table): Add "no vops" entry.
3800 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3801 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3802 * tree-ssa-operands.c (get_call_expr_operands): Do not
3803 create virtual operands for calls with ECF_NOVOPS flag.
3804 * tree.h (DECL_IS_NOVOPS): New macro.
3805 (struct tree_decl): Add novops_flag.
3806 (ECF_NOVOPS): New constant.
3808 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3810 PR target/17688
3811 * config/i386/i386.c (x86_use_himode_fiop): New.
3812 (x86_use_simode_fiop): Rename from x86_use_fiop.
3813 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3814 (TARGET_USE_HIMODE_FIOP): New.
3815 (x86_use_simode_fiop): Rename from x86_use_fiop.
3816 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3818 * config/i386/i386.md (X87MODEI12): New mode macro define.
3819 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3820 to implement x87 FP compare with HImode input operands.
3821 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3822 Use X87MODEI12 mode macro to handle HImode input operands.
3823 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3824 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3825 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3826 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3827 macro to implement x87 operators with HImode input operands.
3828 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3829 input operands.
3831 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3833 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3834 integer_zerop.
3835 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3836 constants invariant.
3838 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3840 * basic-block.h (BB_VISITED): Removed.
3841 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3843 2005-03-14 Falk Hueffner <falk@debian.org>
3845 PR bootstrap/20424
3846 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3848 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3850 * ggc-zone.c: Fix comment typos.
3852 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3853 stringpool.c, config/mips/mips-protos.h: Update copyright.
3855 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3857 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3858 throughout with its typedef, "rtx".
3859 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3860 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3861 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3862 regs in comment to match code.
3864 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3866 * except.c (check_handled): Make it static.
3867 * except.h: Remove the corresponding prototype.
3869 * function.c (get_func_frame_size): Make it static.
3870 * function.h: Remove the corresponding type.
3872 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3873 Make them static.
3874 * hard-reg-set.h: Remove the corresponding declarations.
3876 * tree-cfg.c (verify_stmts): Check that
3877 bb_for_stmt (stmt) == bb for every PHI node and statement.
3879 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3881 * config.gcc: Remove excess indentation.
3882 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3884 2005-03-13 Roger Sayle <roger@eyesopen.com>
3886 PR middle-end/19331
3887 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3888 * fold-const.c (fold_sign_changed_comparison): Likewise.
3889 (fold_binary): Optimize comparisons against widened operands if
3890 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3892 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3894 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3895 (sparc_override_options): Initialize it.
3896 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3898 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3900 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3901 (reg_or_none500mem_operand): New predicate.
3902 (zero_reg_mem_operand): New predicate.
3903 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3904 to reg_or_none500mem_operand.
3905 (extendsfdf2_fpr): Add MEM alternative.
3906 (extenddftf2_internal): Change operand2 predicate to
3907 zero_reg_mem_operand.
3909 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3911 * ggc-zone.c: Rewritten.
3913 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3914 if there are none.
3915 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3916 * config.in: Regenerated.
3917 * configure: Regenerated.
3918 * gengtype.c (write_types_process_field, write_func_for_structure):
3919 Pass new argument to gt_pch_note_object.
3920 * ggc-common.c (struct ptr_data): Add TYPE.
3921 (gt_pch_note_object): Take TYPE argument and save it.
3922 (call_count): Update call to ggc_pch_count_object.
3923 (call_alloc): Update call to ggc_pch_alloc_object.
3924 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3925 file.
3926 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3927 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3928 (ggc_alloc_zone_stat): Delete.
3929 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3930 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3931 (ggc_pch_alloc_object): Update prototypes.
3932 (garbage_zone): Delete.
3933 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3934 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3935 pointers.
3936 (tree_id_zone): New variable.
3937 (ggc_alloc_cleared_zone): Remove unused.
3938 (ggc_alloc_zone): Define.
3939 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3940 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3941 ggc_alloc_zone_stat.
3942 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3943 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3944 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3945 (make_node_stat): Likewise. Use tree_id_zone.
3947 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3948 Joseph S. Myers <joseph@codesourcery.com>
3950 * configure.ac: Check for MIPS TLS.
3951 * configure: Regenerated.
3952 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3953 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3954 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3955 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3956 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3957 (mips_classify_symbol, mips_symbolic_constant_p)
3958 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3959 (mips_tls_operand_p, mips_call_tls_get_addr)
3960 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3961 (mips_tls_symbol_ref_1): New functions.
3962 (mips_legitimize_address, mips_legitimize_const_move): Call
3963 mips_legitimize_tls_address.
3964 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3965 for MIPS16.
3966 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3967 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3968 (mips_char_to_class): Document V1_REG.
3969 (HAVE_AS_TLS): Provide default.
3970 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3971 constants.
3972 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3973 !TARGET_ABICALLS.
3974 (tls_get_tp_<mode>): New instruction.
3976 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3978 * configure.ac: Update checks for target tools.
3979 * configure: Regenerated.
3981 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3983 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3985 2005-03-13 Roger Sayle <roger@eyesopen.com>
3987 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3988 more classes of DImode multiplication by constant. Allow both
3989 multiplication by small negative constants (by performing a
3990 multiplication by a positive constant and negating the result) and
3991 multiplications by large powers of two, by using a left shift.
3993 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3995 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3996 of basic blocks into work_stack.
3998 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3999 config/mips/vr.h: Update copyright.
4001 * c-decl.c (c_init_decl_processing): Remove useless calls to
4002 build_function_type.
4004 * builtins.c (fold_trunc_transparent_mathfn,
4005 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4006 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4007 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4008 fold_builtin_strcpy, fold_builtin_strncpy,
4009 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4010 TREE_TYPE (exp).
4012 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4013 before_call.
4015 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4016 variable determinant.
4018 * tree-cfg.c (group_case_labels): Remove local variable type.
4020 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4021 variable ann.
4023 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4024 result.
4026 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4028 PR target/18251
4029 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4030 (*movmemqi_insn): Delete.
4031 (*movmemhi): Delete.
4033 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4035 * builtins.c (fold_builtin_classify): Take decomposed
4036 arguments of CALL_EXPR.
4037 (fold_builtin_1): Update a call to fold_builtin_classify.
4039 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4041 PR c/20402
4042 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4043 through into call to parser_xref_tag after parse error.
4044 (c_parser_struct_declaration): Consistently return NULL_TREE on
4045 error.
4047 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4049 * tree-flow-inline.h (ref_contains_array_ref): New function.
4050 (lookup_subvars_for_var): Ditto.
4051 (get_subvars_for_var): Ditto.
4052 (var_can_have_subvars): Ditto.
4054 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4055 (struct subvar): New type.
4057 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4059 * tree-optimize.c (init_tree_optimization_passes): Call
4060 pass_create_structure_vars.
4062 * tree-ssa-alias.c: Include vec.h.
4063 (init_alias_info): Don't auto-clear call clobbered on struct-field
4064 tags.
4065 (compute_flow_insensitive_aliasing): Handle subvars.
4066 (group_aliases): Handle STRUCT_FIELD aliases.
4067 (setup_pointers_and_addressables): Ditto.
4068 Don't mark variables non-addressable if they still have
4069 addressable subvars.
4070 Also mark subvars addressable when the real variable is marked
4071 addressable.
4072 (add_pointed_to_var): Try to prune the pointed-to set by only
4073 pointing to subvars when possible.
4074 Otherwise, make sure we set addresses_needed and pt_vars to
4075 properly include subvars.
4076 (bitpos_of_field): New function.
4077 (push_fields_onto_fieldstack): Ditto.
4078 (get_or_create_used_part_for): Ditto.
4079 (create_overlap_variables_for): Ditto.
4080 (find_used_portions): Ditto.
4081 (create_structure_vars): Ditto.
4082 (pass_create_structure_vars): New structure.
4084 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4085 (get_expr_operands): Handle subvars. Also try to turn
4086 COMPONENT_REF accesses into must-defs now that we can accurately
4087 portray it.
4088 (note_addressable): Try to only mark as addressable those subvars
4089 we know a COMPONENT_REF touches.
4090 (overlap_subvar): New function.
4092 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4093 Handle subvar storing.
4094 (vect_address_analysis): Update caller of vect_object_analysis.
4096 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4098 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4099 (STMT_VINFO_SUBVARS): New macro.
4101 * common.opts: add flag_tree_salias.
4103 * opts.c (decode_options): flag_tree_salias defaults to on.
4105 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4107 * doc/tree-ssa.texi: Document structural alias analysis.
4109 2005-03-12 Steven Bosscher <stevenb@suse.de>
4111 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4112 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4113 * tree-ssa-operands.c (get_expr_operands): Likewise.
4114 (get_expr_operands): Likewise for ERROR_MARK.
4116 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4118 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4119 var.
4121 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4122 removed_phis.
4124 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4125 (mark_operand_necessary): Remove local variable ver.
4127 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4128 variable prefix_len.
4130 * value-prof.c (mod_subtract_transform): Remove local variable
4131 value.
4133 * builtins.c (fold_builtin_exponent): Take decomposed
4134 arguments of CALL_EXPR.
4135 (fold_builtin_1): Update a call to fold_builtin_exponent.
4137 * builtins.c (fold_builtin_logarithm): Take decomposed
4138 arguments of CALL_EXPR.
4139 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4141 * c-decl.c (c_init_decl_processing): Remove local variables
4142 ptr_ftype_void and ptr_ftype_ptr.
4144 * gimplify.c (gimplify_expr): Remove local variables r0 and
4145 r1.
4147 * reg-stack.c (move_for_stack_reg): Remove local variable
4148 push_insn.
4149 (compare_for_stack_reg): Remove local variable flags_user.
4150 (convert_regs_1): Remove local variable deleted.
4152 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4153 variable new_cond.
4154 (combine_blocks): Remove local variables exits and new_e.
4156 * tree-inline.c (expand_call_inline): Remove local variable
4157 decl.
4159 * tree-ssa-live.c (create_ssa_var_map,
4160 calculate_live_on_entry): Remove local variable snn.
4162 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4164 * c-lex.c (c_lex_with_flags): Add parameter to call to
4165 cpp_spell_token.
4167 2005-03-11 Per Bothner <per@bothner.com>
4169 * c-tree.h (struct c_declarator): New id_loc field.
4170 * c-pragma.h (c_lex_with_flags): Take position reference.
4171 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4172 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4173 (c_lex): Pass dummy location to c_lex_with_flags.
4174 * c-parser.c (c_lex_one_token): Set c_token's location using
4175 c_lex_with_flags, instead of input_location, which might be "ahead".
4176 (c_parser_direct_declarator): Set declarator's id_loc from
4177 c_token's id_loc.
4178 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4179 declarator's id_loc, rather than probably-imprecise input_location.
4180 (build_id_declarator): Initialize c_declarator's id_loc field.
4182 2005-03-11 Roger Sayle <roger@eyesopen.com>
4184 PR middle-end/20419
4185 * builtins.c (expand_builtin_signbit): Force the signbit's word
4186 into an integer register to avoid SUBREGs of floating point modes.
4188 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4190 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4191 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4192 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4193 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4195 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4197 PR rtl-optimization/20306
4198 * expr.c (emit_move_complex): Set try_int false if mode is
4199 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4200 emit_block_move if try_int is true.
4202 2005-03-11 Richard Henderson <rth@redhat.com>
4204 PR target/20415
4205 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4206 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4207 to match.
4209 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4211 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4212 (TARGET_FIX_VR4130): New macro.
4213 (TARGET_OPTIONS): Add -mfix-vr4130.
4214 (ISA_HAS_MACCHI): New macro.
4215 (ASM_SPEC): Add -mfix-vr4130.
4216 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4217 (override_options): Handle mips_fix_vr4130_string.
4218 (mips_avoid_hazards): Clear all_noreorder_p
4219 if we're working around VR4130 errata and the macc alternatives
4220 are not available.
4221 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4222 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4223 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4224 (MULTILIB_DEFAULTS): Remove leading "march=".
4225 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4226 if no architecture option is given.
4227 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4228 VR4130 multilibs.
4229 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4230 * doc/invoke.texi: Document -mfix-vr4130.
4232 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4234 * config/mips/mips.c (override_options): Only warn about -mint64
4235 deprecation if TARGET_INT64.
4237 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4239 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4240 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4241 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4242 are non-specific regarding the nonnull parameter positions.
4243 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4244 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4245 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4246 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4248 * builtins.def: Use the non-specific "nonnull" attibute lists.
4250 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4252 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4253 single_pred_edge, single_succ, single_pred): Improve comments.
4255 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4257 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4258 single_pred_edge, single_succ, single_pred): New inline functions.
4259 * bb-reorder.c (rotate_loop, find_traces_1_round,
4260 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4261 duplicate_computed_gotos): Use the single_succ/pred functions.
4262 * cfganal.c (forwarder_block_p): Ditto.
4263 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4264 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4265 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4266 merge_seq_blocks): Ditto.
4267 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4268 * cfglayout.c (fixup_reorder_chain): Ditto.
4269 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4270 canonicalize_loop_headers, verify_loop_structure): Ditto.
4271 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4272 mfb_update_loops, create_preheader, force_single_succ_latches,
4273 create_loop_notes): Ditto.
4274 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4275 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4276 commit_one_edge_insertion, purge_dead_edges,
4277 cfg_layout_can_merge_blocks_p): Ditto.
4278 * except.c (sjlj_emit_function_enter): Ditto.
4279 * flow.c (init_propagate_block_info): Ditto.
4280 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4281 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4282 insert_insn_end_bb): Ditto.
4283 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4284 find_if_case_2): Ditto.
4285 * lambda-code.c (perfect_nestify): Ditto.
4286 * lcm.c (optimize_mode_switching): Ditto.
4287 * loop-doloop.c (doloop_modify): Ditto.
4288 * loop-init.c (loop_optimizer_init): Ditto.
4289 * loop-iv.c (simplify_using_initial_values): Ditto.
4290 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4291 * loop-unswitch.c (unswitch_loop): Ditto.
4292 * modulo-sched.c (generate_prolog_epilog): Ditto.
4293 * predict.c (combine_predictions_for_insn, estimate_probability,
4294 tree_estimate_probability, last_basic_block_p,
4295 estimate_bb_frequencies): Ditto.
4296 * profile.c (branch_prob): Ditto.
4297 * regrename.c (copyprop_hardreg_forward): Ditto.
4298 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4299 * tracer.c (layout_superblocks): Ditto.
4300 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4301 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4302 cleanup_control_expr_graph, disband_implicit_edges,
4303 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4304 tree_verify_flow_info, tree_make_forwarder_block,
4305 tree_forwarder_block_p, remove_forwarder_block,
4306 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4307 * tree-if-conv.c (tree_if_conversion): Ditto.
4308 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4309 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4310 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4311 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4312 copy_loop_headers): Ditto.
4313 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4314 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4315 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4316 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4317 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4318 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4319 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4320 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4321 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4322 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4323 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4324 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4325 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4326 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4327 slpeel_add_loop_guard): Ditto.
4329 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4331 PR tree-optimization/15784
4332 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4333 and -1 - A to ~A.
4335 * stmt.c (expand_case): Don't change index_type. Convert minval
4336 to the proper type.
4338 PR tree-optimization/20130
4339 * fold-const.c (fold): Fold x * -1 into -x.
4341 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4343 PR rtl-optimization/20331
4344 * rtlanal.c (modified_between_p): Check its address first for MEM.
4345 (modified_in_p): Likewise.
4347 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4349 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4351 2005-03-10 Steven Bosscher <stevenb@suse.de>
4353 * expr.c (expand_expr_real_1): If possible, use a conditional
4354 move for expanding MIN_EXPR and MAX_EXPR.
4355 Use temp for moving around rtx-en.
4357 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4359 PR rtl-opt/20412
4360 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4361 correct mode.
4363 2005-03-10 Roger Sayle <roger@eyesopen.com>
4365 * builtins.c (expand_builtin_signbit): Extend to handle floating
4366 point modes wider than the largest integer type, using the
4367 operand_subword_force function to obtain the signbit's word.
4369 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4371 PR target/20322
4372 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4373 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4375 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4377 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4379 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4381 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4382 type void.
4383 (perform_edge_inserts): Unconditionally call
4384 free_dominator_info.
4386 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4388 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4390 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4392 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4394 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4396 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4397 gcc_unreachable.
4398 (rtl_register_value_prof_hooks,
4399 tree_value_profile_transformations,
4400 tree_register_value_prof_hooks): Likewise.
4401 * var-tracking.c (stack_adjust_offset_pre_post,
4402 variable_htab_free, variable_union, dataflow_set_different_2,
4403 count_uses, variable_was_changed, set_frame_base_location,
4404 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4405 vt_add_function_parameters): Likewise.
4406 * varasm.c (named_section_real, named_section, make_decl_rtl,
4407 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4408 const_hash_1, compare_constant, copy_constant, force_const_mem,
4409 output_constant_pool_2, output_constant_pool_1, output_constant,
4410 output_constructor, make_decl_one_only, decl_tls_model,
4411 default_no_named_section, default_elf_select_section_1,
4412 default_unique_section_1): Likewise.
4413 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4414 * vmsdbgout.c (addr_const_to_string): Likewise.
4416 PR c++/20375
4417 * function.c (struct assign_parm_data_one): Remove last_named
4418 field.
4419 (assign_parm_find_data_types): Don't determine last_named.
4420 Reorder named_parm determination.
4421 (assign_parms): Only setup varargs on the last non-varadic
4422 parameter.
4424 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4426 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4427 sda base address on medium model.
4429 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4431 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4432 * cfgloop.c (flow_loop_nodes_find): Export.
4433 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4434 Declare.
4435 * cfgloopmanip.c (fix_loop_structure): New function.
4436 * predict.c (predict_loops): Clean up the loops information.
4437 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4438 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4439 loop structure.
4440 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4441 (rewrite_into_loop_closed_ssa): Declaration changed.
4442 * tree-loop-linear.c (linear_transform_loops): Add argument to
4443 rewrite_into_loop_closed_ssa call.
4444 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4445 * tree-ssa-loop-im.c (move_computations): Ditto.
4446 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4447 * tree-vectorizer.c (vectorize_loops): Ditto.
4448 * tree-optimize.c: Include cfgloop.h.
4449 (execute_todo): Choose whether to call cleanup_tree_cfg or
4450 cleanup_tree_cfg_loop.
4451 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4452 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4453 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4454 cleanup_tree_cfg_loop call.
4455 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4456 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4457 work on part of cfg.
4459 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4461 PR inline-asm/20314
4462 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4463 with multiple alternatives.
4465 * stmt.c (parse_output_constraint): Fix a typo.
4467 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4469 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4470 assembly directive instead of deprecated "no-generics".
4472 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4474 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4475 for non-offsettable memory references to cope with outstanding reload
4476 replacements.
4477 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4478 avoid losing outstanding address reloads.
4479 ("reload_outdi", "reload_outdf"): Likewise.
4481 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4483 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4484 code. Add more cbrt transformations.
4486 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4488 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4490 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4492 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4493 NULL_TREE when a given tree is not simplified.
4494 (fold): Return the original tree when any of the functions
4495 mentioned above NULL_TREE.
4497 * fold-const.c (fold_unary, fold_binary): Take decomposed
4498 arguments, code, type, op0, and op1 in case of fold_binary.
4499 (fold): Update calls to fold_unary and fold_binary.
4501 2005-03-09 Roger Sayle <roger@eyesopen.com>
4503 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4504 a fndecl and an arglist instead of a CALL_EXPR, exp.
4506 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4508 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4510 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4512 * expr.c (expand_assignment): Remove orig_to_rtx.
4514 * fold-const.c (int_const_binop): Remove no_overflow.
4516 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4518 * loop-iv.c (get_biv_step_1): Remove lhs.
4520 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4522 * real.c (real_nan): Remove neg.
4524 * function.c (thread_prologue_and_epilogue_insns): Remove i
4525 and newinsn.
4527 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4528 tb.
4530 * tree-eh.c (tree_could_trap_p): Remove idx.
4532 * tree-into-ssa.c (ann): Remove ann.
4534 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4536 * tree-sra.c (decide_block_copy): Remove inst_count.
4538 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4540 * tree-ssa-loop-im.c (lhs): Remove.
4542 * cfgbuild.c (state, STATE, SET_STATE,
4543 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4544 make_edges.
4545 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4546 (find_basic_blocks): Set the state of each basic block to
4547 BLOCK_NEW.
4549 2005-03-08 Jeff Law <law@redhat.com>
4551 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4552 goto results in the removal of edges in the CFG, then we need
4553 to recompute dominators.
4555 2005-03-09 Ben Elliston <bje@au.ibm.com>
4557 * c-common.c (c_do_switch_warnings): Comment fix.
4559 2005-03-08 Julian Brown <julian@codesourcery.com>
4561 * Patch from 2005-03-08 reverted for causing regressions and
4562 ppc-darwin bootstrap failure.
4564 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4566 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4567 Define the real function for ppc-darwin.
4568 * c-typeck.c (convert_arguments): Check for target-specific
4569 invalid argument call to unprototyped function.
4570 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4571 New Macro.
4572 * target.h (invalid_arg_for_unprototyped_fn): New field
4573 in struct calls.
4574 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4575 default target hook.
4576 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4577 Declare.
4579 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4581 * c-typeck.c (constructor_stack, constructor_range_stack,
4582 initializer_stack): Make them static.
4584 * cfg.c (rbi_pool): Make it static.
4586 * gimple-low.c (lower_stmt_body): Make it static.
4587 * tree-flow.h: Remove the corresponding prototype. Don't
4588 declare lower_data.
4590 * sched-deps.c (cache_size): Make it static.
4592 * stor-layout.c (lang_adjust_rli): Make it static.
4594 2005-03-08 Julian Brown <julian@codesourcery.com>
4596 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4597 from being used for symbols with vague linkage when
4598 HAVE_GAS_COMDAT_GROUP is true.
4600 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4602 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4603 nlabel == JUMP_LABEL (jump).
4605 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4607 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4608 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4609 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4610 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4612 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4614 PR c/14411
4615 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4616 * c-common.c (handle_returns_twice): New function.
4617 (c_common_attribute_table): Declare eturns_twice' attribute.
4618 * doc/extend.texi: Document eturns_twice' attribute.
4619 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4620 (struct tree_decl): Add returns_twice_flag.
4622 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4624 * tree-ssa-phiopt.c: Fix a comment typo.
4626 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4627 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4628 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4629 copyright.
4631 2005-03-08 Richard Henderson <rth@redhat.com>
4633 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4634 builtin codes with ctzdi2, clzdi2, popcountdi2.
4635 (struct alpha_builtin_def): Add is_const.
4636 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4637 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4638 (alpha_init_builtins): Init them. Set nothrow and const attributes
4639 on builtins.
4640 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4641 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4642 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4643 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4644 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4645 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4646 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4647 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4648 (TARGET_FOLD_BUILTIN): New.
4649 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4650 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4651 (ffsdi2): Use ctz.
4652 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4654 2005-03-08 Ira Rosen <irar@il.ibm.com>
4656 PR tree-optimization/20122
4657 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4658 condition of access function instead of base.
4660 2005-03-07 Jeff Law <law@redhat.com>
4661 Steven Bosscher <stevenb@suse.de>
4663 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4664 (find_taken_edge): Call find_taken_edge_computed_goto as
4665 appropriate. Allow any gimple invariant rather than just
4666 INTEGER_CST for VAL.
4667 (cleanup_control_flow): Cleanup a computed goto which has turned
4668 into a simple goto.
4669 (tree_merge_blocks): If block B has any forced labels, move
4670 them to the start of block A.
4671 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4672 computed gotos as well.
4673 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4674 removal of unnecessary computed gotos too.
4675 (lookup_redirection_data): Fix type of INSERT argument. Callers
4676 updated.
4678 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4680 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4681 Remove trailing spaces.
4683 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4684 unshare_all_trees): Make them static.
4685 * tree-gimple.h: Remove the corresponding prototypes.
4687 * diagnostic.h: Remove unused prototype
4688 debug_output_buffer.
4689 * modulo-sched.c: Remove unused prototype
4690 set_row_column_for_ps.
4692 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4693 replace_phi_edge_with_variable): Remove unused variable i.
4695 2005-03-07 Per Bothner <per@bothner.com>
4697 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4699 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4701 PR tree-opt/17671
4702 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4703 bbs on the COND_EXPR instead of the PHI_NODEs.
4704 (candidate_bb_for_phi_optimization): Remove.
4705 (replace_phi_with_stmt): Rename to ...
4706 (replace_phi_edge_with_variable): this and change so that we
4707 replace the phi argument instead of removing the PHI.
4708 (conditional_replacement): Change so we deal with PHI with more
4709 than two arguments.
4710 (value_replacement): Likewise.
4711 (abs_replacement): Likewise.
4713 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4715 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4716 output_e500_flip_gt_bit.
4718 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4719 as bit 31.
4720 (rs6000_generate_compare): Fix logic to look at the correct bits.
4721 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4722 Look at GT bit.
4723 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4724 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4725 gen_move_from_CR_gt_bit.
4727 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4728 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4729 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4731 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4732 (E500_CR_IOR_COMPARE): New constant.
4734 2005-03-08 Earl Chew <earl_chew@agilent.com>
4735 David Billinghurst <David.Billinghurst@riotinto.com>
4737 * config/i386/host-cygwin.c: New file to support precompiled
4738 headers on cygwin
4739 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4740 * config.host: Use above files for cygwin host.
4742 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4744 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4745 ordering ops from earlier change.
4747 2005-03-07 Per Bothner <per@bothner.com>
4749 Various fixes to allow us to again build if --enable-mapped-location:
4750 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4751 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4752 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4753 local variable loc. Change logic appropriately.
4754 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4755 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4756 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4757 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4758 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4760 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4762 PR rtl-optimization/19683
4763 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4764 number of bytes, to smallest_int_for_mode. Fix arguments to
4765 REG_CANNOT_CHANGE_MODE_P.
4767 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4769 * reorg.c (relax_delay_slots): Check that the jump is
4770 conditional before trying to invert it.
4772 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4774 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4775 Make them static.
4777 * calls (stack_arg_under_construction): Make it static.
4779 * flow.c (regs_live_at_setjmp): Make it static.
4780 * flow.h: Remove the corresponding prototype.
4782 * reload1.c (reload_startobj, reload_firstobj,
4783 something_needs_operands_changed, reload_inherited,
4784 reload_inheritance_insn, reload_override_in,
4785 reload_spill_index): Make them static.
4787 * recog.c (verify_changes): Make it static.
4788 * recog.h: Remove the corresponding prototype.
4790 * cfgbuild.c (find_sub_basic_blocks): Remove.
4791 * basic-block.h: Remove the corresponding prototype.
4792 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4793 in comments.
4794 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4796 * tree-ssa-operands.c (check_build_stmt): Remove.
4798 * stor-layout.c (set_alignment): Remove.
4799 * tree.h: Remove the corresponding prototype.
4801 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4803 * tree-ssa-dce.c (control_dependence_map,
4804 visited_control_parents): Make them static.
4806 * cfghooks.c (verify_flow_info): Remove local variable
4807 num_bb_notes.
4809 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4810 last_bb_seen.
4812 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4814 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4816 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4818 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4820 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4821 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4822 PARALLEL for an empty structure.
4824 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4826 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4828 * fold-const.c (fold_binary): Unroll the very first "for"
4829 loop.
4831 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4833 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4834 redundant match_code test.
4835 (scc_comparison_operator): Swap match_operand and match_code
4836 tests.
4837 (branch_positive_comparison_operator): Same.
4838 (trap_comparison_operator): Use comparison_operator and swap with
4839 match_code test.
4841 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4843 PR target/20288
4844 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4845 (out_movhi_r_mr): Read low byte of volatile MEM first.
4846 (out_movhi_mr_r): Write high byte of volatile MEM first.
4848 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4850 * cselib.c (reg_values, reg_values_size): Make them static.
4852 * cse.c (cse_reg_info_table): Make it static.
4854 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4856 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4858 * cse.c (find_best_addr): Use canon_for_address.
4860 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4862 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4863 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4864 SUBREG and MEM, respectively.
4866 * fold-const.c (fold_binary): Use code instead of t.
4868 * fold-const.c (optimize_minmax_comparison): Take decomposed
4869 arguments code, type, op0, and op1 instead of t.
4870 (fold_binary): Update a call to optimize_minmax_comparison.
4872 * fold-const.c (fold_range_test): Take decomposed arguments
4873 code, type, op0, and op1 instead of t.
4874 (fold_binary): Update a call to fold_range_test.
4876 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4877 decomposed arguments code, type, op0, and op1 instead of t.
4878 (fold_binary): Update a call to fold_range_test.
4880 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4882 * fold-const.c (fold_binary): Avoid directly using the original
4883 expression t as much as possible.
4885 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4887 * c-semantics.c (build_stmt): Use TYPE_P instead of
4888 IS_NON_TYPE_CODE_CLASS.
4889 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4890 (NON_TYPE_CHECK): Use TYPE_P instead of
4891 IS_NON_TYPE_CODE_CLASS.
4893 * fold-const.c (fold): Remove handling of binary expressions.
4895 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4897 * doc/c-tree.texi: Wrap comments in @r{}.
4898 * doc/cpp.texi: Likewise.
4899 * doc/cppinternals.texi: Likewise.
4900 * doc/extend.texi: Likewise.
4901 * doc/md.texi: Likewise.
4902 * doc/objc.texi: Likewise.
4903 * doc/sourcebuild.texi: Likewise.
4904 * doc/tm.texi: Likewise.
4905 * doc/tree-ssa.texi
4907 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4909 * predict.c (apply_return_prediction): Standardize PHI chain
4910 walking.
4911 * tree-ssa.c (ssa_redirect_edge): Likewise.
4913 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4914 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4915 Update copyright.
4917 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4918 * tree-flow.h: Adjust the prototype for remove_phi_node.
4919 * lambda-code.c (perfect_nestify): Adjust a call to
4920 remove_phi_node.
4921 * tree-cfg.c
4922 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4923 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4924 Likewise.
4925 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4926 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4927 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4928 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4930 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4931 of GEN_INT (trunc_int_for_mode (...)).
4932 * loop-iv.c (iv_number_of_iterations): Likewise.
4933 * postreload.c (reload_cse_move2add): Likewise.
4934 * simplify-rtx.c (simplify_const_unary_operation,
4935 simplify_const_binary_operation): Likewise.
4936 * stor-layout.c (get_mode_bounds): Likewise.
4938 * fold-const.c (fold_binary): New.
4939 (fold): Call fold_binary on binary expressions.
4941 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4943 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4944 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4945 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4946 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4947 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4949 2005-03-04 Devang Patel <dpatel@apple.com>
4951 PR tree-optimization/18815
4952 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4953 loops with zero exit edges.
4955 2005-03-04 Devang Patel <dpatel@apple.com>
4957 * doc/invoke.texi: Remove reference to webpage that does not exist.
4959 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4960 Joseph S. Myers <joseph@codesourcery.com>
4962 PR c++/19797
4963 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4964 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4965 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4966 * pa.c (get_plabel): Change argument to symbol_ref. Call
4967 maybe_get_identifier instead of get_identifier.
4968 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4969 (struct deferred_plabel): Replace name field with symbol field.
4970 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4971 ASM_OUTPUT_EXTERNAL_REAL is defined.
4972 (output_global_address): Use output_addr_const for output of all
4973 symbol_refs.
4974 (output_deferred_plabels): Use symbol_ref instead of name for address
4975 output.
4976 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4977 ASM_OUTPUT_SYMBOL_REF): New macros.
4978 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4979 comment.
4980 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4981 label.
4983 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4985 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4986 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4988 2005-03-04 Jeff Law <law@redhat.com>
4990 * basic-block.h (rediscover_loops_after_threading): Declare.
4991 * tree-ssa-dom.c: Include cfgloop.h.
4992 (tree_ssa_dominator_optimize): Discover loops and some basic
4993 properties. Remove forwarder blocks recreated by loop header
4994 canonicalization. Also mark backedges in the CFG.
4995 * tree-ssa-threadupdate.c: Include cfgloop.h
4996 (rediscover_loops_after_threading): Define.
4997 (struct local_info): New field, JUMP_THREADED.
4998 (prune_undesirable_thread_requests): New function.
4999 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5000 then record that fact for the callers of redirct_edges.
5001 (thread_block): If BB has incoming backedges, then call
5002 prune_undesirable_thraed_requests. Note when we are
5003 going to have to rediscover loop information. Return a
5004 boolean indicating if any jumps were threaded.
5005 (thread_through_all_blocks): Bubble up boolean indicating
5006 if any jumps were threaded.
5007 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5008 (tree-ssa-threadupdate.o): Similarly.
5010 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5012 * fold-const.c (fold_ternary): Unroll the "for" loop to
5013 extract operands.
5015 2005-03-04 Andrew Haley <aph@redhat.com>
5017 * unwind-dw2-fde-glibc.c (struct
5018 unw_eh_callback_data.check_cache): New field.
5019 (frame_hdr_cache): New.
5020 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5021 Cache frame header info.
5023 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5025 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5026 (print_c_condition): Declare.
5027 * read-rtl.c (ptr_loc): New structure.
5028 (ptr_locs, ptr_loc_obstack, joined_conditions)
5029 (joined_conditions_obstack): New variables.
5030 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5031 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5032 (join_c_conditions, print_c_condition): New functions.
5033 (apply_macro_to_string): Associate the new string with the same
5034 source location as the old one.
5035 (add_condition_to_string): Use join_c_conditions.
5036 (read_string): Use set_rtx_ptr_loc to record a filename and line
5037 number for the string.
5038 (read_rtx): Initialize the new variables above.
5039 * genattrtab.c (write_test_expr, write_attr_value): Use
5040 print_c_condition.
5041 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5042 comment above the GCC_VERSION check.
5043 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5044 Inline the definition of MAYBE_EVAL.
5045 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5046 * genoutput.c (process_template): Likewise.
5047 * genpreds.c (write_predicate_subfunction): Likewise.
5048 (write_predicate_expr): Use print_c_condition.
5049 * genrecog.c (write_cond): Likewise.
5050 * gensupport.c (process_rtx): Use join_c_conditions to join the
5051 conditions of a define_insn_and_split. Record a source location
5052 for the string after the "&&".
5053 (alter_test_for_insn): Use join_c_conditions.
5055 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5057 Revert for now:
5058 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5059 PR tree-optimization/15784
5060 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5061 and -1 - A to ~A.
5063 2005-03-04 Ben Elliston <bje@au.ibm.com>
5065 * gcc.c (option_map): Add --coverage.
5066 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5067 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5068 * config/darwin.h: Pass -lgcov for `coverage'.
5069 * doc/invoke.texi (Debugging Options): Document --coverage.
5071 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5073 * gcse.c (bypass_block): Use find_edge wherever possible.
5075 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5077 Fix PR debug/20253
5079 * c-opts.c (c_common_parse_file): Call start_source_file
5080 and end_source_file at the approriate times.
5082 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5083 the main file, it will be done for us now.
5085 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5087 * fold-const.c (fold_ternary): New.
5088 (fold): Call fold_ternary on ternary expressions. Remove
5089 handling of ternary expressions.
5091 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5093 PR tree-optimization/15784
5094 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5095 and -1 - A to ~A.
5097 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5099 * config/rs6000/predicates.md (branch_comparison_operator):
5100 Convert from C block to conditional format.
5102 2005-03-03 Jan Hubicka <jh@suse.cz>
5104 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5105 and non-constant public variables.
5107 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5109 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5110 with LABEL_EXPR.
5112 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5113 EDGE_I.
5115 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5116 calls to release_ssa_name and release_phi_node.
5118 * fold-const.c (fold): Remove handling of unary expressions.
5120 * fold-const.c (fold_unary): Avoid directly using the original
5121 expression t as much as possible.
5123 2005-03-03 Roger Sayle <roger@eyesopen.com>
5124 Andrew Pinski <pinskia@physics.uc.edu>
5126 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5127 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5129 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5131 Describe special registers SRP and MOF as allocatable registers.
5132 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5133 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5134 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5135 TARGET_HAS_MUL_INSNS.
5136 (cris_print_operand) <case 'd'>: New case.
5137 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5138 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5139 define.
5140 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5141 (REG_ALLOC_ORDER): Update for MOF.
5142 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5143 SPECIAL_REGS.
5144 (GENERAL_REGS): No longer a define of ALL_REGS.
5145 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5146 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5147 Adjust accordingly.
5148 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5149 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5150 (SECONDARY_RELOAD_CLASS): Define.
5151 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5152 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5153 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5154 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5155 (REGISTER_MOVE_COST): Define.
5156 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5157 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5158 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5159 (CRIS_MOF_REGNUM): New define_constants.
5160 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5161 special registers.
5162 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5163 New patterns.
5164 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5165 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5166 Adjust for MOF being properly described as a register.
5167 (indir_to_reg_split): Name this split. Conditionalize on the
5168 destination register being a general register.
5169 (movei): Conditionalize on on operands 0 and 1 having the same
5170 register class.
5172 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5174 PR target/20277
5175 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5176 -mcpu to override any other explicitly given flags.
5178 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5180 * recog.c (verify_changes, confirm_change_group): New functions,
5181 broken out of apply_change_group.
5182 (apply_change_group): Use them.
5183 * recog.h (verify_change, confirm_change_group): Declare.
5184 * rtl.h (redirect_jump_2): Declare.
5185 * jump.c (redirect_exp, invert_exp): Delete.
5186 (invert_exp_1): Take second parameter. Return value. Changed caller.
5187 (redirect_jump_2): New function, broken out of redirect_jump.
5188 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5189 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5190 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5192 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5194 * varasm.c (named_section): Use xstrdup rather than doing it by
5195 hand.
5197 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5199 2005-03-02 Devang Patel <dpatel@apple.com>
5201 Undo PR tree-optimization/18815 fix.
5203 2005-03-02 Devang Patel <dpatel@apple.com>
5205 PR tree-optimization/18815
5206 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5207 loops with zero exit edges.
5209 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5211 * cfg.c (connect_src, connect_dest, disconnect_src,
5212 disconnct_dest): New.
5213 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5214 redirect_edge_pred): Use the new functions.
5216 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5217 free_dominance_info only when needed.
5219 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5221 PR target/20276
5222 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5223 (reg_or_sub_cint64_operand): Same.
5225 2005-03-02 Jeff Law <law@redhat.com>
5227 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5228 CFG_ALTERED in the main DOM iteration loop.
5230 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5232 PR c++/19916
5233 * varasm.c (initializer_constant_valid_p): Allow conversions
5234 between OFFSET_TYPEs. Tidy.
5236 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5238 * config/cris/cris.md ("return"): Remove epilogue delay list
5239 sanity check.
5241 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5243 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5244 for Thumb.
5245 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5247 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5249 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5250 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5251 config/m68k/m68k.c, config/mips/mips.h,
5252 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5253 doc/include/gcc-common.texi: Update copyright.
5255 PR middle-end/18029 and PR middle-end/18030
5256 * expr.c (optimize_bitfield_assignment_op): Add a special case
5257 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5259 * fold-const.c (fold_unary): New.
5260 (fold): Call fold_unary on unary expressions.
5262 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5264 * cgraph.h (struct cgraph_edge): Add prev_caller and
5265 prev_callee fields.
5266 (cgraph_node_remove_callees): Export.
5267 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5268 and prev_callee.
5269 (cgraph_edge_remove_callee): New function.
5270 (cgraph_edge_remove_caller): Likewise.
5271 (cgraph_remove_edge): Use.
5272 (cgraph_redirect_edge_callee): Likewise.
5273 (cgraph_node_remove_callees): New function.
5274 (cgraph_node_remove_callers): Likewise.
5275 (cgraph_remove_node): Use.
5276 * tree-optimize.c (tree_rest_of_compilation): Use
5277 cgraph_node_remove_callees instead of manual loop.
5278 * cgraphunit.c (cgraph_finalize_function): Likewise.
5279 (cgraph_expand_function): Likewise.
5280 (cgraph_remove_unreachable_nodes): Likewise.
5282 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5284 PR c/8927
5285 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5286 argument.
5287 * c-decl.c (undeclared_variable): Take location as argument.
5288 * c-typeck.c (build_external_ref): Likewise.
5289 * c-parser.c (c_parser_postfix_expression): Pass location of
5290 identifier to build_external_ref.
5292 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5294 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5295 CCEQ mode for branch_positive_comparison_operator test.
5296 * config/rs6000/predicates (branch_comparison_operator): Revert to
5297 define_predicate.
5298 (scc_comparison_operator): Same.
5299 (branch_positive_comparison_operator): Same.
5301 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5303 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5304 (cris_delay_slots_for_epilogue): Remove.
5305 (save_last): Move into cris_target_asm_function_epilogue.
5306 (cris_target_asm_function_epilogue): Remove tests for file being
5307 NULL.
5308 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5309 (cris_delay_slots_for_epilogue): Remove prototypes.
5310 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5311 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5313 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5315 * config/rs6000/predicates.md (branch_comparison_operator): Change
5316 to define_special_predicate.
5317 (scc_comparison_operator): Same.
5318 (branch_positive_comparison_operator): Same.
5320 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5322 * Makefile.in (tree-ssa-sink.o): New.
5323 (OBJS-common): Add tree-ssa-sink.o.
5324 * common.opt: Add -ftree-sink
5325 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5326 * timevar.def (TV_TREE_SINK): new timevar.
5327 * tree-flow.h (is_hidden_global_store): Prototype.
5328 * tree-optimize.c (init_tree_optimization_passes): Add
5329 pass_sink_code.
5330 * tree-pass.h (pass_sink_code): New.
5331 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5332 for non-obvious global store store to is_hidden_global_store, and
5333 call that new function.
5334 * tree-ssa-sink.c: New file.
5335 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5336 * doc/passes.texi: Document forward store motion.
5337 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5338 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5339 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5340 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5342 2005-03-01 Per Bothner <per@bothner.com>
5344 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5345 and we have a non-zero column-number, add it to the message.
5346 Also factor out the diagnostic_kind_text.
5348 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5350 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5351 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5352 flow_loop_scan): Removed.
5353 (flow_loop_dump): Do not dump removed fields.
5354 (flow_loop_free): Do not free removed fields.
5355 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5356 (loop_exit_edge_p): New function.
5357 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5358 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5359 num_exits, exits_doms.
5360 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5361 LOOP_EDGES, LOOP_ALL): Removed.
5362 (flow_loop_scan): Declaration removed.
5363 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5364 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5365 flow_loops_find.
5366 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5367 (if_convert): Call flow_loops_find and flow_loops_free
5368 when calling mark_loop_exit_edges.
5369 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5370 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5371 free_dominance_info calls.
5372 * loop-init.c (flow_loops_find): Ditto.
5373 * passes.c (rest_of_handle_branch_prob): Ditto.
5374 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5375 * loop-unroll.c (analyze_insns_in_loop): Do not use
5376 EDGE_LOOP_EXIT.
5377 * predict.c (predict_loops): Do not call flow_loop_scan.
5378 Use get_loop_exit_edges.
5379 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5380 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5381 Do not use EDGE_LOOP_EXIT.
5382 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5383 to bb_with_exit_edge_p.
5384 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5385 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5386 to bb_with_exit_edge_p.
5387 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5388 EDGE_LOOP_EXIT.
5389 * tree-loop-linear.c (linear_transform_loops): Do not call
5390 flow_loop_scan. Use loop->single_exit.
5391 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5392 (vect_analyze_loop_form): Do not call flow_loop_scan.
5393 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5394 loop->single_exit.
5395 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5396 loop->single_exit.
5397 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5398 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5399 slpeel_tree_duplicate_loop_to_edge_cfg,
5400 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5401 Use loop_preheader_edge and loop->single_exit. Do not call
5402 flow_loop_scan.
5404 2005-03-01 Nick Clifton <nickc@redhat.com>
5406 * config/arm/arm.c (thumb_find_work_register): Check all of the
5407 argument registers to see if they are free, and a couple of
5408 special cases where the last argument register but can be proved
5409 to be available during the function's prologue.
5410 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5411 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5412 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5413 register bit-mask.
5414 (thumb_compute_save_reg_mask): Likewise. Also use
5415 thumb_find_work_register() to ensure that there is agreement about
5416 which work register is going to be used in the prologue.
5417 (thumb_output_function_prologue): Use unsigned long as the type
5418 for the register bit-mask. Also delay pushing the link register if
5419 other high registers are going to be pushed.
5420 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5421 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5422 redundant prototypes.
5424 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5426 PR target/19819
5427 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5428 and after reload in REG+REG indexed addresses without REG_POINTER
5429 set in the base and not set in the index.
5431 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5433 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5434 Don't undefine here.
5435 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5436 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5437 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5438 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5439 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5440 Delete.
5441 * config.gcc (sh*-*-linux*): Use config/linux.h.
5443 2005-02-28 Dale Johannesen <dalej@apple.com>
5444 Stan Shebs <shebs@apple.com>
5446 Rewrite of 64-bit Darwin structure-by-value pass/return.
5447 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5448 intoffset, use_stack, named.
5449 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5450 (rs6000_darwin64_record_arg_advance_flush): New.
5451 (rs6000_darwin64_record_arg_advance_recurse): New.
5452 (rs6000_darwin64_record_arg_flush): New.
5453 (rs6000_darwin64_record_arg_recurse): New.
5454 (rs6000_darwin64_record_arg): New.
5455 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5456 (function_arg_boundary): Handle 128-bit aligned structs.
5457 (function_arg_advance): Rewrite darwin64 struct handling.
5458 (function_arg): Call rs6000_darwin64_record_arg.
5459 (function_arg_partial_nregs): Handle darwin64 structs.
5460 (rs6000_darwin64_function_value): Remove.
5461 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5463 2005-02-28 Roger Sayle <roger@eyesopen.com>
5465 PR tree-optimization/20216
5466 * tree-chrec.c (tree_fold_factorial): Delete.
5467 (tree_fold_binomial): Change argument list to take a return type
5468 and change the type of K to unsigned int. Rewrite to avoid explicit
5469 evaluation of factorials, and (recursively) calling fold to perform
5470 compile-time arithmetic. Return NULL on (internal) overflow.
5471 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5472 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5473 if any intermediate calculation overflows.
5474 (chrec_apply): Update call to chrec_evaluate.
5476 2005-02-28 James E Wilson <wilson@specifixinc.com>
5478 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5480 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5482 PR c/20245
5483 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5484 instead of NULL_TREE on error.
5486 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5488 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5489 (EASY_VECTOR_15_ADD_SELF): Remove.
5490 (num_insns_constant_wide): Not static.
5491 (validate_condition_mode): Not static.
5492 (toc_relative_expr_p): Not static.
5493 (legitimate_indirect_address_p): Not static.
5494 (macho_lo_sum_memory_operand): Not static.
5495 (invalid_e500_subreg): Not static.
5496 (easy_vector_same): Not static.
5497 (easy_vector_splat_const): Not static.
5498 (RS6000_SYMBOL_REF_TLS_P): Remove.
5499 (any_operand): Delete.
5500 (any_parallel_operand): Delete.
5501 (count_register_operand): Delete.
5502 (altivec_register_operand): Delete.
5503 (xer_operand): Delete.
5504 (s8bit_cint_operand): Delete.
5505 (short_cint_operand): Delete.
5506 (u_short_cint_operand): Delete.
5507 (non_short_cint_operand): Delete.
5508 (exact_log2_cint_operand): Delete.
5509 (gpc_reg_operand): Delete.
5510 (cc_reg_operand): Delete.
5511 (cc_reg_not_cr0_operand): Delete.
5512 (reg_or_short_operand): Delete.
5513 (reg_or_neg_short_operand): Delete.
5514 (reg_or_aligned_short_operand): Delete.
5515 (reg_or_u_short_operand): Delete.
5516 (reg_or_cint_operand): Delete.
5517 (reg_or_arith_cint_operand): Delete.
5518 (reg_or_add_cint64_operand): Delete.
5519 (reg_or_sub_cint64_operand): Delete.
5520 (reg_or_logical_cint_operand): Delete.
5521 (got_operand): Delete.
5522 (got_no_const_operand): Delete.
5523 (easy_fp_constant): Delete.
5524 (easy_vector_constant): Delete.
5525 (easy_vector_constant_add_self): Delete.
5526 (zero_constant): Delete.
5527 (zero_fp_constant): Delete.
5528 (volatile_mem_operand): Delete.
5529 (offsettable_mem_operand): Delete.
5530 (mem_or_easy_const_operand): Delete.
5531 (add_operand): Delete.
5532 (non_add_cint_operand): Delete.
5533 (logical_operand): Delete.
5534 (non_logical_cint_operand): Delete.
5535 (mask_operand): Delete.
5536 (mask_operand_wrap): Delete.
5537 (mask64_operand): Delete.
5538 (mask64_2_operand): Delete.
5539 (and64_operand): Delete.
5540 (and64_2_operand): Delete.
5541 (and_operand): Delete.
5542 (reg_or_mem_operand): Delete.
5543 (lwa_operand): Delete.
5544 (symbol_ref_operand): Delete.
5545 (call_operand): Delete.
5546 (current_file_function_operand): Delete.
5547 (input_operand): Delete.
5548 (rs6000_nonimmediate_operand): Delete.
5549 (rs6000_tls_symbol_ref): Delete.
5550 (save_world_operation): Delete.
5551 (restore_world_operation): Delete.
5552 (load_multiple_operation): Delete.
5553 (store_multiple_operation): Delete.
5554 (vrsave_operation): Delete.
5555 (mfcr_operation): Delete.
5556 (mtcrf_operation): Delete.
5557 (lmw_operation): Delete.
5558 (stmw_operation): Delete.
5559 (branch_comparison_operator): Delete.
5560 (branch_positive_comparison_operator): Delete.
5561 (scc_comparison_operator): Delete.
5562 (trap_comparison_operator): Delete.
5563 (boolean_operator): Delete.
5564 (boolean_or_operator): Delete.
5565 (min_max_operator): Delete.
5566 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5567 (EASY_VECTOR_15): Moved to here.
5568 (EASY_VECTOR_15_ADD_SELF): Move to here.
5569 (PREDICATE_CODES): Delete.
5570 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5571 Declare functions no longer static.
5572 * config/rs6000/predicates.md: New.
5573 * config/rs6000/rs6000.md: Include predicates.md
5575 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5577 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5578 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5579 REG_ALWAYS_RETURN.
5580 * cfgrtl.c (need_fake_edge_p): Likewise.
5581 * combine.c (distribute_notes): Likewise.
5582 * emit-rtl.c (try_split): Likewise.
5583 * recog.c (peephole2_opimize): Likewise.
5584 * reg-notes.def (ALWAYS_RETURN): Remove.
5585 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5586 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5587 * tree.h (ECF_ALWAYS_RETURN): Remove.
5589 2005-02-28 Roger Sayle <roger@eyesopen.com>
5591 PR middle-end/19874
5592 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5593 between different machine modes is never a "useless" conversion.
5595 2005-02-28 Geert Bosch <bosch@gnat.com>
5597 PR ada/15977
5598 * doc/contrib.texi: List contributors for Ada front end
5600 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5602 * simplify-rtx.c (simplify_unary_operation_1,
5603 simplify_const_unary_operation): New, extracted from...
5604 (simplify_unary_operation): ... this one.
5605 (simplify_binary_operation_1,
5606 simplify_const_binary_operation): New, extracted from...
5607 (simplify_binary_operation): ... this one.
5608 * rtl.h (simplify_const_unary_operation,
5609 simplify_const_binary_operation): Add prototypes.
5611 2005-02-28 Julian Brown <julian@codesourcery.com>
5613 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5614 building libjava and caused PR regression/20228.
5616 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5618 PR bootstrap/17383
5619 * Makefile.in (host_subdir): New.
5620 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5621 * configure: Regenerate.
5623 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5625 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5626 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5627 installation directory first.
5629 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5631 PR target/19065.
5632 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5633 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5634 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5635 * config/cris/cris.md: Tweak comments referring to Q.
5636 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5637 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5638 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5639 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5640 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5641 Insert spaces in constraints to align alternatives vertically for
5642 readability.
5643 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5644 operand 1: "M".
5646 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5648 PR rtl-optimization/17728
5649 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5650 operand 0 from general_operand to move_dest_operand.
5652 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5654 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5655 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5656 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5657 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5659 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5661 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5662 * configure: Regenerate.
5663 * libada-mk.in: Remove CC; rename
5664 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5666 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5668 PR tree-opt/20188
5669 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5670 for the lhs, also walk over the tree. Likewise for rhs.
5672 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5674 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5675 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5676 Do not propagate value of iv before increment over the increment.
5678 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5680 * c-parser.c: New file.
5681 * c-parse.in: Remove.
5682 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5683 Remove.
5684 (c-parser.o): Add dependencies.
5685 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5686 maintainer-clean, TAGS): Update.
5687 * c-config-lang.in (gtfiles): Update.
5688 * gengtype-lex.l: Don't handle "@@".
5689 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5690 objc_build_synchronized, objc_begin_try_stmt,
5691 objc_begin_catch_clause, objc_finish_catch_clause,
5692 objc_build_finally_clause, objc_finish_try_stmt): New.
5693 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5694 type_seen_p.
5695 (c_parse_init): Update comment.
5696 * c-decl.c (c_init_decl_processing): Update comment.
5697 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5698 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5699 new c_declspecs members.
5701 2005-02-25 Julian Brown <julian@codesourcery.com>
5703 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5704 from being used for symbols with vague linkage when
5705 HAVE_GAS_COMDAT_GROUP is true.
5707 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5709 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5711 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5713 PR target/19930
5714 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5715 (LIBGCC2_HAS_DF_MODE): New.
5716 (LIBGCC2_HAS_XF_MODE): New.
5717 (LIBGCC2_HAS_TF_MODE): New.
5718 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5719 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5720 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5721 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5722 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5723 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5724 and add _fixtfdi, _fixunstfdi, _floatditf
5725 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5726 L_fixunstfdi, L_floatditf.
5727 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5728 (LIBGCC2_HAS_TF_MODE): Define.
5730 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5732 PR tree-optimization/20204
5733 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5734 REWRITE_THIS_STMT markers on PHI nodes.
5735 (rewrite_initialize_block): Likewise.
5737 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5739 * version.c (version_string): Update to 4.1.
5741 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5743 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5744 Clarify that the alternative way doesn't work in GNU C++.
5746 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5748 PR tree-optimization/19937
5749 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5750 to the type of the induction variable.
5752 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5754 PR rtl-optimization/20117
5755 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5756 the block including noncopyable insn.
5758 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5760 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5761 calls to find_reg_note.
5763 2005-02-24 Richard Henderson <rth@redhat.com>
5765 PR tree-opt/20127
5766 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5767 the type.
5769 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5771 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5772 vector types if to use base reg for misaligned non-word ld/std.
5774 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5776 PR target/14619
5777 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5778 dwarf2 label manually and put it after, not before the prologue.
5780 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5782 PR target/19019
5783 * reload.c (operands_match_p): Only increment register number for
5784 SCALAR_INT_MODE_P modes in multiple hard registers.
5786 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5787 Fix formatting.
5789 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5791 * ChangeLog.5: Fix log message typo(s).
5792 * ChangeLog.7: Likewise.
5793 * ChangeLog.tree-ssa: Likewise.
5794 * cfgexpand.c: Fix comment typo(s).
5795 * conflict.c: Likewise.
5796 * defaults.h: Likewise.
5797 * dwarf2out.c: Likewise.
5798 * gcse.c: Likewise.
5799 * ggc-page.c: Likewise.
5800 * tree-eh.c: Likewise.
5801 * tree-ssa-dom.c: Likewise.
5803 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5805 PR target/19019
5806 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5807 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5808 if SHARED is defined.
5810 PR target/20196
5811 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5812 allow splitting only if operands 0 and 3 don't overlap.
5814 2005-02-24 Richard Henderson <rth@redhat.com>
5816 PR middle-end/19953
5817 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5818 (fold_builtin_1): Call them.
5819 * fold-const.c (fold_complex_mult_parts): Split out from ...
5820 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5821 (fold_complex_div_parts, fold_complex_div): New.
5822 (fold): Use them.
5823 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5825 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5827 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5828 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5830 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5831 (print_node): Likewise.
5832 Print TYPE_SIZES_GIMPLIFIED.
5834 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5836 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5837 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5838 operands as commutative in constraints.
5840 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5842 * tree-into-ssa.c: Re-organize internal functions.
5844 2005-02-24 Richard Henderson <rth@redhat.com>
5846 PR middle-end/18902
5847 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5848 for c99.
5849 * common.opt (fcx-limited-range): New.
5850 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5851 * toplev.c (flag_complex_method): Initialize to 1.
5852 (process_options): Set flag_complex_method to 0 if
5853 flag_cx_limited_range.
5854 * doc/invoke.texi (-fcx-limited-range): New.
5856 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5858 * cse.c (delete_trivially_dead_insns): Speed up by using
5859 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5860 prev_real_insn.
5862 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5864 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5865 functions when -mid-shared-library is being used.
5867 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5869 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5870 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5871 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5872 * system.h: Poison LINK_LIBGCC_SPECIAL.
5874 2005-02-23 James E Wilson <wilson@specifixinc.com>
5876 * gengtype.c (note_insn_name): Make 1 element larger.
5878 2005-02-23 Roger Sayle <roger@eyesopen.com>
5880 PR target/20018
5881 PR rtl-optimization/20097
5882 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5883 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5885 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5887 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5888 * t-aix52 (SHLIB_INSTALL): Same.
5890 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5892 * genpreds.c: Update copyright.
5894 2005-02-23 Michael Beach <michaelb@ieee.org>
5896 PR target/20159
5897 * config/sparc/t-elf (startup files): Assemble with CPP.
5899 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5901 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5902 (write_predicate_expr): Likewise.
5904 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5906 PR tree-optimization/20100
5907 PR tree-optimization/20115
5908 * tree-optimize.c (init_tree_optimization_passes): Remove
5909 pass_maybe_create_global_var.
5910 * tree-pass.h (pass_maybe_create_global_var): Remove.
5911 * tree-ssa-alias.c (aliases_computed_p): Declare.
5912 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5913 (count_calls_and_maybe_create_global_var): Remove.
5914 (pass_maybe_create_global_var): Remove.
5915 (init_alias_info): Do not declare aliases_computed_p.
5916 (maybe_create_global_var): If the function contains no
5917 call-clobbered variables and a mix of pure/const and regular
5918 function calls, create .GLOBAL_VAR.
5919 Mark all call-clobbered variables for renaming.
5920 (merge_pointed_to_info): Update comment.
5921 (add_pointed_to_var): Likewise.
5922 (is_escape_site): Likewise.
5923 Accept struct alias_info * instead of size_t *.
5924 Update all users.
5925 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5926 as necessary.
5927 * tree-ssa-operands.c (get_call_expr_operands): If
5928 ALIASES_COMPUTED_P is false, do not add call-clobbering
5929 operands.
5930 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5931 (delete_tree_ssa): Likewise.
5933 2005-02-22 James E Wilson <wilson@specifixinc.com>
5935 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5936 (do_compile): Do call it here.
5938 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5940 PR rtl-optimization/20017.
5941 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5942 rest_of_handle_cse2, rest_of_handle_gcse): Call
5943 delete_dead_jumptables immediately before calling cleanup_cfg.
5945 2005-02-22 Devang Patel <dpatel@apple.com>
5947 PR 19952
5948 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5949 all labels
5951 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5953 * config/rs6000/aix.h (WINT_TYPE): Define.
5955 2005-02-22 Stan Shebs <shebs@apple.com>
5957 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5958 natural alignment for 64-bit Darwin.
5959 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5960 on 64-bit Darwin.
5961 * doc/invoke.texi: Document this.
5963 2005-02-22 DJ Delorie <dj@redhat.com>
5965 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5966 to make_[un]signed_type, not the mode itself.
5968 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5970 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5971 not available. Use tail calls wherever possible.
5972 (make_edge): Call unchecked_make_edge to create an edge.
5974 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5975 (coalesce_ssa_name): Don't check for
5976 SSANORM_USE_COALESCE_LIST.
5977 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5979 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5981 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5982 (rewrite_into_ssa): ... here.
5984 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5986 PR tree-optimization/19786
5987 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5988 tag to another's may-alias bitmap when adding to the other's list.
5990 2005-02-21 DJ Delorie <dj@redhat.com>
5992 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5993 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5994 registers in unsupported ways.
5995 * expmed.c (init_expmed): Likewise.
5997 2005-02-21 Stan Cox <scox@redhat.com>
5999 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6001 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6003 * tree-cfg.c (fold_cond_expr_cond): New.
6004 (make_edges): Call fold_cond_expr_cond.
6005 (find_taken_edge): Accept nothing but INTEGER_CST.
6006 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6007 and 1.
6008 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6010 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6011 that do not belong to any basic block.
6013 2005-02-21 Jeff Law <law@redhat.com>
6015 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6016 e->dest.
6018 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6020 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6021 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6022 Adjust their definitions.
6023 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6024 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6026 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6027 genautomata.c, langhooks.c, langhooks.h, system.h,
6028 config/arm/lib1funcs.asm: Update copyright.
6030 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6032 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6034 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6036 PR bootstrap/13770
6037 * doc/install.texi: Document --with-gc.
6039 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6041 * simplify-rtx.c (simplify_unary_operation): Add a missing
6042 "break" statement.
6044 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6046 PR tree-optimization/18663
6047 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6048 if the type has variable bounds.
6050 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6052 * gcse.c: Remove an obsolete comment.
6054 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6056 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6058 * doc/extend.texi (Function Attributes) <Attribute const>: The
6059 attribute "pure" is below this text, not above.
6061 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6063 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6064 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6065 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6067 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6069 PR 18785
6070 * langhooks.h (struct lang_hooks): Add to_target_charset.
6071 * langhooks.c (lhd_to_target_charset): New function.
6072 * langhooks-def.h: Declare lhd_to_target_charset.
6073 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6074 (LANG_HOOKS_INITIALIZER): Update.
6075 * c-common.c (c_common_to_target_charset): New function.
6076 * c-common.h: Declare it.
6077 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6078 c_common_to_target_charset.
6080 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6081 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6082 Delete definitions.
6083 * system.h: Poison them.
6084 * doc/tm.texi: Don't discuss them.
6085 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6086 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6087 (pp_c_char): Do not attempt to generate letter escapes for
6088 newline, tab, etc.
6089 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6090 * config/mips/mips.c (mips_output_ascii): Likewise.
6092 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6094 PR tree-optimization/19951
6095 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6096 is abnormal.
6098 2005-02-19 Steven Bosscher <stevenb@suse.de>
6100 PR middle-end/19698
6101 * function.h (struct function): New field `max_loop_depth'.
6102 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6103 (flow_loops_find): Reset the max loop depth count before finding loops.
6104 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6105 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6106 (calculate_global_regs_live): Make sure the loop will terminate
6107 when the initial sets are not empty.
6109 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6111 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6112 object inside.
6113 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6115 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6117 PR other/19525
6118 * doc/invoke.texi: Remove documentation of %M spec.
6119 * gcc.c: Likewise.
6120 (init_spec): Remove %M suffix from -lgcc_s.
6121 (do_spec_1): Remove 'M' case.
6122 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6123 to put shared libraries in the multilib directory. Remove the
6124 shlib_so_soname substitution variable. Don't add a multilib encoding
6125 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6126 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6127 SHLIB_INSTALL as well as SHLIB_LINK.
6128 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6129 (SHLIB_NAME): Delete.
6130 (SHLIB_DIR): New macro.
6131 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6132 (SHLIB_INSTALL): Adjust accordingly.
6133 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6134 * config/t-slibgcc-sld: Likewise.
6135 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6136 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6137 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6138 in $(SHLIB_DIR).
6139 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6140 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6141 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6142 Use @shlib_base_name@ instead of @shlib_so_name@.
6143 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6144 and @shlib_base_name@.so in @multilib_dir@.
6145 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6146 to the install path.
6147 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6148 (SHLIB_LINK): Remove previous workaround.
6149 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6150 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6151 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6152 the install path.
6153 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6154 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6155 (SHLIB_INSTALL): Adjust accordingly.
6156 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6157 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6158 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6159 config/t-slibgcc-elf-ver.
6161 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6162 Jakub Jelinek <jakub@redhat.com>
6164 PR tree-optimization/19828
6165 * tree-ssa-loop-im.c: Add a TODO comment.
6166 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6167 without side-effects.
6169 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6171 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6172 call fold_convert.
6174 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6176 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6177 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6178 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6179 functions.
6180 (ia64_reorg): Delete fixup_errata call.
6181 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6182 (TARGET_SWITCHES): Delete -mb-step entry.
6184 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6186 PR c/20043
6187 * c-typeck.c (composite_type): Handle quals in transparent unions.
6188 (type_lists_compatible_p): Likewise.
6190 2005-02-18 Stan Shebs <shebs@apple.com>
6192 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6193 expressions in the .literal8 section.
6195 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6197 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6199 2005-02-18 Roger Sayle <roger@eyesopen.com>
6201 * fold-const.c (constant_boolean_node): Always create values of the
6202 specified type, don't bother calling truthvalue_conversion.
6204 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6206 * except.c (output_function_exception_table): Call
6207 assemble_external_libcall (eh_personality_libfunc).
6209 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6211 PR target/19886
6212 * config/ia64/ia64.h (struct machine_function): Add state_num.
6213 * config/ia64/ia64.c (process_epilogue,
6214 process_for_unwind_directive): Use new unwind state numbers each
6215 time rather than state 1.
6217 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6219 PR target/20054
6220 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6221 before the "*llgt_didi" pattern.
6223 2005-02-18 Jason Merrill <jason@redhat.com>
6225 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6227 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6229 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6230 (div0): Use it in place of ARM_FUNC_ALIAS.
6231 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6233 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6235 PR middle-end/20030
6236 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6237 access, the lower bound of the array type if it exists.
6239 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6241 PR c++/20008
6242 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6243 cases that are out-of-range for the index type.
6245 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6247 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6248 (estimate_case_costs): Don't call convert.
6249 * expmed.c (expand_shift): Likewise.
6250 (make_tree): Call fold_convert instead of convert.
6252 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6254 PR c++/19813
6255 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6256 that ref to be marked MEM_READONLY_P doesn't have base that needs
6257 constructing.
6259 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6261 * genautomata.c (output_get_cpu_unit_code_func,
6262 output_cpu_unit_reservation_p): Don't generate old-style function
6263 definitions.
6265 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6267 PR c++/20023
6268 PR tree-optimization/20009
6269 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6271 PR tree-optimization/18947
6272 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6273 inline, remove all nodes that are inlined into the extern inline
6274 being redefined.
6276 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6278 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6279 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6280 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6281 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6282 Update copyright.
6284 2005-02-17 Roger Sayle <roger@eyesopen.com>
6286 PR tree-optimization/19917
6287 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6288 to be potentially trapping.
6290 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6292 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6294 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6296 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6297 tem becomes a local variable which is set to the value of the
6298 back end defined INITIAL_FRAME_ADDRESS macro.
6299 (expand_builtin_frame_address): Omit the base parameter to
6300 expand_builtin_return_addr.
6301 (expand_builtin_profile_func): Likewise.
6302 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6303 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6304 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6306 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6308 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6309 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6310 * config/frv/frv.c (frv_function_epilogue): Likewise.
6312 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6314 * lambda-code (perfect_nestify): Remove mark/unmark
6315 for rewriting hack.
6316 * tree-loop-linear.c (linear_transform_loops): Add
6317 rewrite_into_ssa call so that ssa is correct for
6318 rewriting into loop closed.
6320 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6322 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6323 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6324 BITMAP_FREE.
6325 * bt-load.c (btr_def_live_range, combine_btr_defs,
6326 migrate_btr_def, migrate_btr_defs): Likewise.
6327 * cfgcleanup.c (thread_jump): Likewise.
6328 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6329 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6330 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6331 df_rd_local_compute, df_reg_info_compute): Likewise.
6332 * dominance.c (init_dom_info, free_dom_info): Likewise.
6333 * flow.c (init_propagate_block_info,
6334 free_propagate_block_info): Likewise.
6335 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6336 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6337 modify_reg_pav): Likewise.
6338 * loop-invariant.c (find_defs, find_invariant_insn,
6339 find_invariants, free_inv_motion_data): Likewise.
6340 * predict.c (tree_predict_by_opcode,
6341 estimate_bb_frequencies): Likewise.
6342 * stmt.c (expand_case): Likewise.
6343 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6344 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6345 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6346 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6347 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6348 rewrite_ssa_into_ssa): Likewise.
6349 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6350 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6351 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6352 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6353 * tree-sra.c (tree_sra): Likewise.
6354 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6355 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6356 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6357 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6358 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6359 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6360 Likewise.
6361 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6362 calculate_live_on_entry, calculate_live_on_exit,
6363 build_tree_conflict_graph): Likewise.
6364 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6365 record_important_candidates, set_use_iv_cost, find_depends,
6366 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6367 tree_ssa_iv_optimize_finalize): Likewise.
6368 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6369 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6370 tree_duplicate_loop_to_header_edge): Likewise.
6371 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6372 * tree-ssa.c (verify_flow_insensitive_alias_info,
6373 verify_name_tags, verify_ssa, init_tree_ssa,
6374 delete_tree_ssa): Likewise.
6375 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6376 fini_ssanames): Likewise.
6377 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6379 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6381 * config/rs6000/t-rtems: Completely reworked.
6383 2005-02-17 Ira Rosen <irar@il.ibm.com>
6385 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6387 2005-02-17 Ira Rosen <irar@il.ibm.com>
6389 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6390 POINTER_TYPE_P when checking that type is a pointer.
6391 (vect_get_memtag): Remove.
6392 (vect_address_analysis): Use POINTER_TYPE_P. Call
6393 vect_object_analysis with dummy parameter for memtag.
6394 (vect_object_analysis): Extract memtag (functionality that
6395 used to be in vect_get_memtag and moved here). Fix printings.
6396 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6397 with correct parameters. Remove call to vect_get_memtag.
6399 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6401 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6402 (tree-vectorizer.o): Added missing dependencies.
6404 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6405 decleration.
6406 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6407 declaration in tree-vectorizer.c, now has an extern declaration in
6408 tree-vectorizer.h).
6409 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6410 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6411 get_vectype_for_scalar_type, vect_is_simple_use,
6412 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6413 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6414 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6415 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6416 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6417 find_loop_location): Likewise.
6419 * tree-vectorizer.c (langhooks.h): #include removed.
6420 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6421 moved to tree-vectorized.h.
6422 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6423 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6424 get_vectype_for_scalar_type, vect_is_simple_use,
6425 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6426 vect_supportable_dr_alignment, new_loop_vec_info,
6427 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6428 vect_set_verbosity_level, find_loop_location): Likewise.
6430 (vect_analyze_loop): Function externalized. Declaration moved to
6431 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6432 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6433 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6434 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6435 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6436 vect_enhance_data_refs_alignment, vect_analyze_operations,
6437 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6438 vect_stmt_relevant_p, vect_get_loop_niters,
6439 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6440 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6441 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6442 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6443 vect_get_memtag): Likewise.
6445 (vectorizable_load): Function externalized. Declaration moved to
6446 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6447 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6448 vect_transform_loop): Likewise.
6449 (vect_transform_stmt): Moved to tree-vect-transform.c.
6450 (vect_align_data_ref, vect_create_destination_var,
6451 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6452 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6453 vect_get_vec_def_for_operand, vect_init_vector,
6454 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6455 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6456 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6457 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6458 vect_do_peeling_for_loop_bound): Likewise.
6460 * tree-vect-analyze.c: New file.
6461 * tree-vect-transform.c: New file.
6463 2005-02-17 Jason Merrill <jason@redhat.com>
6465 PR mudflap/19319, c++/19317
6466 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6467 slot explicit.
6469 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6471 * doc/install.texi (Specific): Update link for Darwin-specific
6472 tool binary site.
6474 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6476 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6477 constant_boolean_node.
6479 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6481 PR target/19019
6482 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6483 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6485 2005-02-16 Richard Henderson <rth@redhat.com>
6487 PR 19920
6488 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6489 with W_TYPE_SIZE.
6490 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6491 replace uses with Wtype_MAXp1_F.
6492 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6493 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6494 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6495 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6496 and HAVE_TFMODE as appropriate.
6497 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6498 (__floatdisf): Likewise.
6499 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6500 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6501 (Wtype_MAXp1_F): New.
6502 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6503 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6505 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6507 * PR target/19162
6508 * arm.c (arm_apply_result_size): New function.
6509 * arm.h (APPLY_RESULT_SIZE): Define.
6510 * arm-protos.h (arm_apply_result_size): Add prototype.
6511 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6512 (movxf): New expand.
6513 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6514 (call_value_symbol): Remove predicate for operand 0.
6515 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6516 (untyped_call): Rework to correclty return values for any type.
6517 (untyped_return): New expand.
6518 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6520 2005-02-16 Stan Shebs <shebs@apple.com>
6522 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6523 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6525 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6527 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6528 configure settings on Solaris 7 and later.
6530 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6532 PR tree-optimization/19865
6533 * tree-optimize.c (init_tree_optimization_passes): Run
6534 pass_may_alias after pass_sra.
6536 2005-02-16 Richard Henderson <rth@redhat.com>
6537 Stuart Hastings <stuart@apple.com>
6539 PR debug/19521
6540 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6541 Do nothing if debug info suppressed for this function.
6542 (dbxout_begin_function): Early exit if debug info suppressed for
6543 this function.
6545 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6547 PR target/20007
6548 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6549 find_basic_blocks.
6550 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6552 PR tree-optimization/19967
6553 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6554 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6555 argument TYPE. Adjust calls to fold_builtin_XXX.
6556 (expand_builtin, fold_builtin_1): Adjust calls to
6557 expand_builtin_XXX.
6558 (fold_builtin_strchr, fold_builtin_strpbrk,
6559 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6560 result to a requested type TYPE.
6562 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6564 PR middle-end/19857
6565 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6566 (T)x & (T)cst if (T)cst overflows.
6567 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6568 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6570 2005-02-15 Jeff Law <law@redhat.com>
6572 * gcse.c (blocks_with_calls): New bitmap.
6573 (alloc_gcse_mem): Allocate it.
6574 (free_gcse_mem): Free it.
6575 (clear_modifY_mem_tables): Clear it.
6576 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6577 when we encounter CALL_INSNs.
6578 (compute_transp, case MEM): Handle blocks with calls separate
6579 from blocks without calls. Use bitmap iterators rather than
6580 FOR_EACH_BB.
6582 2005-02-15 Peter O'Gorman <peter@pogma.com>
6584 PR bootstrap/18810
6585 * mklibgcc.in (vis_hide): Use a temporary object file, not
6586 -o /dev/null.
6588 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6590 PR target/19924
6591 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6592 access optimization.
6594 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6595 Alan Modra <amodra@bigpond.net.au>
6597 PR target/19019
6598 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6599 (_xlqsub): Rename to __gcc_qsub.
6600 (_xlqmul): Rename to __gcc_qmul.
6601 (_xlqdiv): Rename to __gcc_qdiv.
6602 Provide versioned symbol aliases with old names.
6603 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6604 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6605 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6606 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6607 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6609 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6611 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6612 Fold ~(A - 1) and ~(A + -1) to -A.
6614 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6616 PR pch/14940
6617 PR target/19300
6618 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6619 config/pa/pa-host.c:pa_gt_pch_use_address.
6621 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6623 * tree-vn.c (get_value_handle): Make sure that given an
6624 is_gimple_min_invariant expression, we always return it.
6626 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6628 * passes.c (rest_of_handle_gcse): Fix a comment.
6630 2005-02-15 Jeff Law <law@redhat.com>
6632 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6633 bitmap.
6634 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6635 (canon_list_insert, record_last_mem_set_info): Similarly.
6636 (clear_modify_mem_tables): Similarly.
6638 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6640 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6641 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6642 config/mips/mips.md, config/rs6000/aix.h,
6643 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6645 2005-02-15 Richard Henderson <rth@redhat.com>
6647 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6648 call to be best_edge.
6650 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6652 * basic-block.h: Adjust the prototype for find_basic_blocks.
6653 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6654 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6655 find_basic_blocks.
6657 * flow.c (recompute_reg_usage): Remove all arguments.
6658 * passes.c (rest_of_compilation): Adjust the call to
6659 recompute_reg_usage.
6660 * rtl.h: Adjust the prototype for recompute_reg_usage.
6662 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6664 * tree-dump.c (dump_files): Update to reflect new member
6665 of dump_file_info.
6666 (dump_register): Add new argument.
6667 Set glob name.
6668 (dump_switch_p_1): Check against glob name if doglob was passed.
6669 (dump_switch_p): Check against regular first, then glob if
6670 we didn't have any hits on the dump name.
6671 * tree-optimize.c (register_one_dump_file):
6672 Pass in glob name as well.
6673 * tree-pass.h (struct dump_file_info): Add glob
6674 member.
6676 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6678 PR preprocessor/16323
6679 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6681 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6683 PR target/19019
6684 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6685 (trunctfdf2_internal1): New.
6686 (trunctfdf2_internal2): Renamed from trunctfdf2.
6688 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6690 PR tree-optimization/19853
6691 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6693 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6695 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6696 delete_dead_jumptables and cleanup_cfg.
6698 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6700 * reload.c (find_reloads): Swap address_reloaded flags when
6701 swapping commutative operands.
6703 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6705 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6706 Use standard_iv_increment_position for computing the bsi position
6707 for create_iv.
6708 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6709 the bsi position.
6711 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6713 PR target/17428
6714 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6715 life range of hard registers.
6716 * value-prof.c (insn_prefetch_values_to_profile): Only
6717 scan normal insns.
6719 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6720 profile in libcalls.
6722 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6724 * bitmap.h (bitmap_and_compl_into): Return bool.
6725 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6727 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6729 PR tree-optimization/19944
6730 * fold-const.c (fold): Re-add ABS_EXPR folding.
6732 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6734 PR target/19019
6735 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6736 {TARGET,MASK}_XL_COMPAT.
6737 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6738 MASK_XL_COMPAT.
6739 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6740 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6741 TARGET_XL_COMPAT.
6742 (rs6000_arg_partial_bytes): Same.
6743 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6744 and XL compatibility enabled.
6745 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6746 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6747 test to final condition.
6748 (cmptf_internal2): New.
6749 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6750 xl-compat. Add TFmode information to description.
6752 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6754 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6756 2005-02-13 Jason Merrill <jason@redhat.com>
6758 PR c++/16405
6759 * fold-const.c (fold_indirect_ref_1): Split out from...
6760 (build_fold_indirect_ref): Here.
6761 (fold_indirect_ref): New fn.
6762 * tree.h: Declare it.
6763 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6764 (gimplify_modify_expr_rhs): Likewise.
6765 (gimplify_expr): Likewise.
6767 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6769 PR tree-optimization/14303
6770 PR tree-optimization/15784
6771 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6772 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6773 ABS_EXPR<x> != 0 to x != 0.
6775 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6777 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6778 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6779 spelling conventions.
6781 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6782 delete_trivially_dead_insns too many times.
6784 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6785 tem and tem2.
6787 2005-02-12 Ira Rosen <irar@il.ibm.com>
6789 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6790 (vect_is_simple_iv_evolution): Remove redundant parameter
6791 and step check.
6792 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6793 without last parameter.
6794 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6795 Return pointer step. Call vect_is_simple_iv_evolution without
6796 last parameter. Check only that the step is multiple of size
6797 type. Remove stmt_vinfo updates.
6798 (vect_get_memtag_and_dr): Remove.
6799 (vect_get_memtag): New function.
6800 (vect_address_analysis): New function.
6801 (vect_object_analysis): New function.
6802 (vect_analyze_data_refs): Call vect_object_analysis and
6803 vect_get_memtag. Update stmt_vinfo fields.
6805 2005-02-12 Ira Rosen <irar@il.ibm.com>
6807 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6808 exist and are objects. Remove checks for pointer.
6809 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6810 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6811 (vect_create_data_ref_ptr): Likewise.
6812 (vect_base_addr_differ_p): New function.
6813 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6814 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6815 Don't set the DR_BASE_NAME field of data-ref.
6816 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6818 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6820 * optabs.h (enum optab_index): Add new OTI_ldexp.
6821 (ldexp_optab): Define corresponding macro.
6822 * optabs.c (init_optabs): Initialize ldexp_optab.
6823 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6824 patterns.
6825 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6826 using ldexp_optab.
6827 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6828 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6830 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6831 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6832 intrinsics.
6834 2005-02-12 Ira Rosen <irar@il.ibm.com>
6836 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6837 to base_address.
6838 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6839 stmt_vec_info.
6840 (vect_get_base_and_offset): Always return an address.
6841 (vect_create_addr_base_for_vector_ref): Remove treatment for
6842 different data reference types.
6843 (vect_compute_data_ref_alignment): Rename base to base_address in
6844 stmt_vec_info. Get the object in order to force its alignment.
6845 (vect_get_memtag_and_dr): Rename base to base_address in
6846 stmt_vec_info. Extract the object for memtag analysis.
6848 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6850 PR regression/19898.
6851 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6852 changes cc_status, use apply modified_in_p to part of cc_status
6853 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6854 body.
6856 2005-02-11 Richard Henderson <rth@redhat.com>
6858 * tree-complex.c (expand_complex_libcall): New.
6859 (expand_complex_multiplication): Use it for c99 compliance.
6860 (expand_complex_division): Likewise.
6861 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6862 (fold): Call them.
6863 * builtins.c (built_in_names): Remove const.
6864 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6865 builtins.
6866 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6867 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6868 (built_in_names): Remove const.
6869 * c-common.c (c_common_type_for_mode): Handle complex modes.
6870 * flags.h, toplev.c (flag_complex_method): Rename from
6871 flag_complex_divide_method.
6872 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6873 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6874 * libgcc2.h: Declare them.
6875 * libgcc-std.ver: Export them.
6876 * mklibgcc.in (lib2funcs): Build them.
6878 2005-02-11 Steven Bosscher <stevenb@suse.de>
6880 PR tree-optimization/19876
6881 Partially revert my change from 2005-01-14
6882 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6883 (compute_antic): ...and remove the loop here.
6885 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6887 PR middle-end/19858
6888 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6889 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6891 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6892 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6894 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6896 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6897 offsets for the big-endian 32-bit case.
6899 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6901 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6903 2005-02-11 Dale Johannesen <dalej@apple.com>
6905 * cselib.c (cselib_process_insn): Clear out regs where
6906 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6907 * reload.c (find_equiv_reg): Ditto.
6909 2005-02-11 Ian Lance Taylor <ian@airs.com>
6911 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6912 with no elements.
6914 * tree.c (build_function_type_list): Work correctly if there are
6915 no arguments.
6917 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6919 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6920 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6921 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6922 TARGET_ZARCH instead of TARGET_64BIT.
6924 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6926 * config/rs6000/t-rtems:
6927 (MULTILIB_OPTIONS): Remove mcpu=602.
6928 (MUTLILIB_DIRNAMES): Remove m602.
6929 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6930 Let mcpu=602 match mcpu=603.
6931 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6933 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6935 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6936 signal trampolines.
6938 2005-02-10 David Daney <ddaney@avtrex.com>
6940 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6941 * config/i386/linux-unwind.h: Likewise.
6942 * config/ia64/linux-unwind.h: Likewise.
6943 * config/mips/linux-unwind.h: Likewise.
6944 * config/pa/linux-unwind.h: Likewise.
6945 * config/rs6000/linux-unwind.h: Likewise.
6946 * config/s390/linux-unwind.h: Likewise.
6947 * config/sh/linux-unwind.h: Likewise.
6948 * config/sparc/linux-unwind.h: Likewise.
6950 2005-02-10 Steven Bosscher <stevenb@suse.de>
6952 PR tree-optimization/17549
6953 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6954 TER to replace a DEF with its expression if the DEF and the
6955 rhs of the expression we replace into have the same root
6956 variable.
6958 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6960 * config/mips/mips.md: Fix the placement of the match_scratch in the
6961 lea64 peephole2.
6963 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6965 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6966 Fix comment typos.
6968 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6970 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6971 (strip_offset): Handle addresses.
6972 (add_address_candidates): Use strip_offset.
6973 (difference_cost): Reflect strip_offset change.
6974 (force_var_cost, difference_cost): Strip nops.
6976 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6978 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6980 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6981 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6982 config/cris/cris-protos.h, config/cris/cris.c: Update
6983 copyright.
6985 2005-02-10 Jeff Law <law@redhat.com>
6987 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6988 (lookup_avail_expr): Similarly.
6990 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6992 * builtins.c (fold_builtin_powi): New function.
6993 (fold_builtin_1): Call it.
6995 2005-02-10 Steven Bosscher <stevenb@suse.de>
6997 PR documentation/19309
6998 * doc/cpp.texi: The __GNUC__ and related predefined macros
6999 are also defined for the "standalone" cpp.
7000 Some non-GCC compilers may also define __GNUC__.
7002 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7004 PR c/19342
7005 * c-typeck.c (common_type): New routine. Old common_type renamed
7006 to...
7007 (c_common_type): ...this.
7008 (build_conditional_expr, build_binary_op): Use c_common_type instead
7009 of common_type.
7011 2005-02-10 Steven Bosscher <stevenb@suse.de>
7013 * doc/md.texi: Replace @samp{length} with @code{length}.
7015 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7017 PR tree-optimization/18687
7018 * tree-flow.h (find_loop_niter): Declare.
7019 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7020 Try using scev even for loops with more than one exit.
7021 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7022 (struct ivopts_data): Added niters field.
7023 (struct nfe_cache_elt): New.
7024 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7025 functions.
7026 (tree_ssa_iv_optimize_init): Initialize niters cache.
7027 (determine_number_of_iterations): Removed.
7028 (find_induction_variables): Do not call determine_number_of_iterations.
7029 Access niters for single exit through niter_for_single_dom_exit.
7030 (add_iv_outer_candidates): Access niters for single exit through
7031 niter_for_single_dom_exit.
7032 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7033 number_of_iterations_cond.
7034 (iv_period): New function.
7035 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7036 (may_replace_final_value): Take data argument. Use
7037 niter_for_single_dom_exit.
7038 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7039 (rewrite_use_compare): Pass data to may_eliminate_iv.
7040 (rewrite_use_outer): Pass data to may_replace_final_value.
7041 (free_loop_data): Clean up the niters cache.
7042 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7043 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7044 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7045 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7046 (num_ending_zeros): Moved to tree.c.
7047 * tree.h (num_ending_zeros): Declare.
7048 * tree.c (num_ending_zeros): Moved from tree.c.
7050 2005-02-09 Richard Henderson <rth@redhat.com>
7052 * builtins.c (DEF_BUILTIN): Add COND argument.
7053 * tree.h (DEF_BUILTIN): Likewise.
7054 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7055 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7056 match.
7057 (DEF_BUILTIN_STUB): New.
7058 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7059 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7060 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7061 * c-common.c (DEF_BUILTIN): Add COND argument.
7062 * tree.c (local_define_builtin): New.
7063 (build_common_builtin_nodes): New.
7065 2005-02-09 Roger Sayle <roger@eyesopen.com>
7067 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7068 floating point expression ignoring the sign of the result.
7069 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7070 (fold) <MULT_EXPR>: Use it to simplify x*x.
7071 * tree.h (fold_strip_sign_ops): Prototype here.
7072 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7073 argument. Use fold_strip_sign_ops to simplify the first argument.
7074 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7075 first argument when the second argument is an even integer
7076 constant, but only with -funsafe_math_optimizations.
7077 (fold_builtin_1): Update call to fold_builtin_copysign.
7079 2005-02-09 Ian Lance Taylor <ian@airs.com>
7081 PR middle-end/19583
7082 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7083 just check whether EH_FILTER_FAILURE falls through.
7085 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7087 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7088 insns return to ready list in the next turn.
7090 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7092 PR middle-end/19402
7093 * builtins.def: New __builtin_powi[lf].
7094 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7095 (expand_builtin_powi): New function.
7096 (expand_builtin): Dispatch to expand_builtin_powi.
7097 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7098 * libgcc2.c: Add __builtin_powi[lf] implementation.
7099 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7100 * optabs.h: Add powi_optab.
7101 * optabs.c (init_optabs): Initialize powi_optab.
7102 * doc/extend.texi: Document __builtin_powi[lf].
7104 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7106 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7107 exists.
7109 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7111 PR middle-end/19854
7112 * fold-const.c (try_move_mult_to_index): Remove redundant
7113 type argument. Create ADDR_EXPR with correct type.
7114 (fold): Update callers of try_move_mult_to_index. Convert
7115 result to the appropriate type.
7117 2005-02-09 Roger Sayle <roger@eyesopen.com>
7119 PR target/19597
7120 * config/avr/avr.c (default_rtx_costs): Delete.
7121 (avr_operand_rtx_cost): New function.
7122 (avr_rtx_costs): Completely rewrite.
7124 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7126 PR target/19806
7127 * config/cris/cris.c (in_code): New variable.
7128 (cris_output_addr_const): Now a static function, a wrapper for
7129 output_addr_const.
7130 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7131 case from old cris_output_addr_const.
7132 (cris_asm_output_label_ref): Similar for LABEL_REF.
7133 (cris_output_addr_const_extra): Similar for UNSPEC.
7134 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7135 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7136 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7137 declaration.
7138 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7139 (cris_asm_output_label_ref): Declare.
7141 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7143 PR preprocessor/19801
7144 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7145 filenames that changed when libcpp was moved to the toplevel.
7147 2005-02-07 Roger Sayle <roger@eyesopen.com>
7149 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7150 zero extensions of BImode operands. Call lowpart_subreg instead
7151 of gen_lowpart_common and gen_lowpart_SUBREG.
7153 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7155 PR ada/19489
7156 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7157 * configure.ac: Set cc_for_cross_gnattools.
7158 * configure: Regenerate.
7160 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7162 PR target/19803
7163 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7165 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7167 PR debug/19327
7168 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7169 of nested functions.
7171 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7173 * doc/extend.texi: Document deprecated extensions allowing
7174 static floating-point members to have initializers and allowing
7175 floating-point literals in integral constant expressions.
7177 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7179 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7180 config/darwin7.h, config/mips/mips.c,
7181 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7182 Update copyright.
7184 * cse.c: Update comments.
7186 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7188 PR middle-end/19775
7189 * builtins.c (fold_builtin_sqrt): Transform
7190 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7191 pow(x,y*0.5).
7193 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7194 Dorit Naishlos <dorit@il.ibm.com>
7196 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7197 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7198 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7199 was added.
7200 * tree.h (vect_set_verbosity_level): New extern function declaration
7201 added.
7202 * tree-vectorizer.h (verbosity_levels): New enum type.
7203 * tree-vectorizer.c (vect_debug_stats): Function removed.
7204 (vect_debug_details): Likewise.
7205 (vect_verbosity_level): Global variable was defined and initialized.
7206 (vect_dump): Global variable definition.
7207 (vect_print_dump_info): New function.
7208 (vect_set_dump_settings): New function.
7209 (vect_set_verbosity_level): New function.
7210 (vectorize_loops): Add call to vect_set_dump_settings.
7212 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7213 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7214 (slpeel_tree_peel_loop_to_edge): Likewise.
7216 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7217 appropriate verbosity level instead of call to vect_debug_details
7218 or vect_debug_stats.
7219 (vect_get_base_and_offset):
7220 (vect_create_addr_base_for_vector_ref):
7221 (get_vectype_for_scalar_type):
7222 (vect_create_data_ref_ptr):
7223 (vect_init_vector):
7224 (vect_get_vec_def_for_operand):
7225 (vect_finish_stmt_generation):
7226 (vectorizable_assignment):
7227 (vectorizable_operation):
7228 (vectorizable_store):
7229 (vectorizable_load):
7230 (vect_transform_stmt):
7231 (vect_update_ivs_after_vectorizer):
7232 (vect_do_peeling_for_loop_bound):
7233 (vect_update_inits_of_drs):
7234 (vect_do_peeling_for_alignment):
7235 (vect_transform_loop):
7236 (vect_is_simple_use):
7237 (vect_analyze_operations):
7238 (vect_is_simple_iv_evolution):
7239 (vect_analyze_scalar_cycles):
7240 (vect_analyze_data_ref_dependence):
7241 (vect_analyze_data_ref_dependences):
7242 (vect_compute_data_ref_alignment):
7243 (vect_enhance_data_refs_alignment):
7244 (vect_analyze_data_refs_alignment):
7245 (vect_analyze_data_ref_access):
7246 (vect_analyze_data_ref_accesses):
7247 (vect_analyze_pointer_ref_access):
7248 (vect_get_memtag_and_dr):
7249 (vect_analyze_data_refs):
7250 (vect_mark_relevant):
7251 (vect_stmt_relevant_p):
7252 (vect_mark_stmts_to_be_vectorized):
7253 (vect_can_advance_ivs_p):
7254 (vect_get_loop_niters):
7255 (vect_analyze_loop_form):
7256 (vect_analyze_loop):
7257 (vectorize_loops): Likewise.
7259 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7260 (vect_update_inits_of_drs):
7261 (vect_do_peeling_for_alignment):
7262 (vect_transform_loop):
7263 (vect_analyze_operations):
7264 (vect_analyze_scalar_cycles):
7265 (vect_analyze_data_ref_dependences):
7266 (vect_analyze_data_refs_alignment):
7267 (vect_analyze_data_ref_accesses):
7268 (vect_analyze_data_refs):
7269 (vect_mark_stmts_to_be_vectorized):
7270 (vect_get_loop_niters):
7271 (vect_analyze_loop_form):
7272 (vect_analyze_loop): Likewise.
7273 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7275 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7277 PR bootstrap/19796
7278 Revert:
7279 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7280 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7281 either -ffast-math or -funsafe-math-optimizations is in use.
7283 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7284 * config/mips/irix-csr.c: New file.
7285 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7286 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7287 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7288 executables.
7290 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7292 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7293 redundant, incorrect definitions.
7295 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7296 expand.
7297 ("*tls_indirect_call"): New, reference hard regs directly.
7298 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7300 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7302 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7303 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7305 2005-02-06 Roger Sayle <roger@eyesopen.com>
7307 PR rtl-optimization/19800
7308 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7309 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7310 gen_lowpart.
7312 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7314 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7316 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7318 PR other/17135
7319 * doc/invoke.texi: Correct documentation of -freorder-functions.
7321 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7323 PR other/14402
7324 * doc/invoke.texi: Don't mention gccbug.
7326 2005-02-06 Roger Sayle <roger@eyesopen.com>
7327 Andrew Pinski <pinskia@physics.uc.edu>
7328 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7330 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7331 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7332 into just (zero_extract:SI FOO (const_int 1) BAR).
7334 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7336 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7337 macro locally. Don't give last revision date. Use GCC version
7338 number from gcc-common.texi.
7339 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7340 revision date. Use GCC version number from gcc-common.texi.
7341 Describe being a library as current state rather than as 3.x
7342 history.
7343 * doc/gcc.texi: Remove last update date.
7344 * doc/gccint.texi: Likewise. Update copyright dates.
7345 * doc/install.texi: Update copyright dates.
7347 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7349 PR other/7549
7350 * doc/invoke.texi: Mention for each option included in -Wall that
7351 it is included in -Wall.
7352 * doc/gcc.texi: Update copyright and last modification date.
7354 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7356 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7357 unnecessary cast to original induction variable increments.
7359 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7361 PR tree-optimization/18219
7362 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7363 in distributed form.
7365 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7367 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7368 Set bitpos and offset later in the function. Do nothing if the
7369 target is a register and if the bitfield lies completely outside
7370 that register.
7371 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7372 here. Return an uninitialised register if the source value is stored
7373 in a register and the bitfield lies completely outside that register.
7375 2005-02-06 Steven Bosscher <stevenb@suse.de>
7377 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7378 not SET_DEST.
7380 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7382 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7384 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7386 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7387 * config/darwin8.h: New.
7388 * config/darwin7.h: Update comment.
7390 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7391 Dorit Naishlos <dorit@il.ibm.com>
7393 * tree-vectorizer.h (LOC): New type.
7394 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7395 (loop_line_number): New field in struct _loop_vec_info.
7396 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7398 * tree-vectorizer.c (input.h): Included.
7399 (find_loop_location): New function.
7400 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7401 loop line number removed.
7402 (vect_debug_details): Likewise.
7403 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7405 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7406 call to vect_debug_details/stats changed from loop to loop_loc.
7407 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7408 (slpeel_tree_peel_loop_to_edge): Likewise.
7410 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7411 changed from NULL to UNKNOWN_LOC.
7412 (vect_get_base_and_offset):
7413 (vect_create_addr_base_for_vector_ref):
7414 (get_vectype_for_scalar_type):
7415 (vect_create_data_ref_ptr):
7416 (vect_init_vector):
7417 (vect_get_vec_def_for_operand):
7418 (vect_finish_stmt_generation):
7419 (vectorizable_assignment):
7420 (vectorizable_operation):
7421 (vectorizable_store):
7422 (vectorizable_load):
7423 (vect_transform_stmt):
7424 (vect_update_ivs_after_vectorizer):
7425 (vect_do_peeling_for_loop_bound):
7426 (vect_do_peeling_for_alignment):
7427 (vect_transform_loop):
7428 (vect_is_simple_use):
7429 (vect_analyze_operations):
7430 (vect_is_simple_iv_evolution):
7431 (vect_analyze_scalar_cycles):
7432 (vect_analyze_data_ref_dependences):
7433 (vect_compute_data_ref_alignment):
7434 (vect_enhance_data_refs_alignment):
7435 (vect_analyze_data_ref_access):
7436 (vect_analyze_data_ref_accesses):
7437 (vect_analyze_pointer_ref_access):
7438 (vect_get_memtag_and_dr):
7439 (vect_analyze_data_refs):
7440 (vect_mark_relevant):
7441 (vect_stmt_relevant_p):
7442 (vect_mark_stmts_to_be_vectorized):
7443 (vect_can_advance_ivs_p):
7444 (vect_get_loop_niters):
7445 (vect_analyze_loop):
7446 (vectorize_loops): Likewise.
7448 (vectorizable_load): Argument in call to vect_debug_details/stats
7449 changed from loop to LOOP_LOC (loop_vinfo).
7450 (vect_transform_loop):
7451 (vect_analyze_operations):
7452 (vect_analyze_scalar_cycles):
7453 (vect_analyze_data_ref_dependence):
7454 (vect_enhance_data_refs_alignment):
7455 (vect_analyze_data_ref_accesses):
7456 (vect_analyze_pointer_ref_access):
7457 (vect_analyze_data_refs):
7458 (vect_analyze_loop): Likewise.
7460 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7461 changed from loop to loop_loc.
7463 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7465 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7466 Dorit Naishlos <dorit@il.ibm.com>
7468 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7469 declaration added.
7470 (vect_analyze_data_ref_dependences): Likewise.
7472 (vect_is_simple_use): Argument changed from loop structure to
7473 loop_vect_info structure.
7474 (vect_can_advance_ivs_p): Likewise.
7475 (vect_create_index_for_vector_ref): Likewise.
7476 (vect_update_ivs_after_vectorizer): Likewise.
7477 (new_stmt_vec_info): Likewise.
7479 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7480 changed from loop to loop_vinfo.
7481 (vect_create_data_ref_ptr): First argument in call to
7482 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7483 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7484 was changed from loop to loop_vinfo.
7485 (vectorizable_operation): Likewise.
7486 (vectorizable_store): Likewise.
7487 (vect_mark_stmts_to_be_vectorized): Likewise.
7488 (vect_do_peeling_for_loop_bound): First argument in call to
7489 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7490 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7491 was changed from loop to loop_vinfo.
7492 (vect_analyze_data_ref_dependences): Third argument in call to
7493 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7495 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7496 (vect_create_data_ref_ptr): Likewise.
7497 (vect_init_vector): Likewise.
7498 (vect_get_vec_def_for_operand): Likewise.
7499 (vectorizable_assignment): Likewise.
7500 (vectorizable_operation): Likewise.
7501 (vectorizable_store): Likewise.
7502 (vectorizable_load): Likewise.
7503 (vect_update_ivs_after_vectorizer): Likewise.
7504 (vect_is_simple_use): Likewise.
7505 (vect_analyze_data_ref_dependence): Likewise.
7506 (vect_analyze_pointer_ref_access): Likewise.
7507 (vect_can_advance_ivs_p): Likewise.
7509 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7510 before _stmt_vec_info.
7511 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7512 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7513 (new_stmt_vec_info): Argument changed from loop structure to
7514 loop_vect_info structure
7516 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7517 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7518 (vect_create_addr_base_for_vector_ref): Likewise.
7519 (vect_analyze_pointer_ref_access): Likewise.
7521 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7523 PR tree-opt/19768
7524 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7525 phi flag if the phi is abnormal.
7527 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7529 PR tree-opt/19736
7530 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7531 information for the new statement.
7533 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7535 PR driver/19117
7536 * gcc.c (main): Include the target in -v output.
7538 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7540 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7541 Do not drop the extend if we'd have to add a paradoxical subreg
7542 later. Include optabs.h and insn-codes.h.
7543 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7545 2005-02-02 Roger Sayle <roger@eyesopen.com>
7547 PR middle-end/19405
7548 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7549 * fold-const.c (const_binop): Avoid constant folding floating
7550 point operations in modes that use composite representations.
7551 * simplify-rtx.c (simplify_binary_operation): Likewise.
7553 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7555 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7556 a REG, not a MEM.
7557 (altivec_dstt): Likewise.
7558 (altivec_dstst): Likewise.
7559 (altivec_dststt): Likewise.
7560 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7561 of first operand.
7563 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7565 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7566 EXPR_LOCUS from orig_cond to the new cond_stmt.
7567 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7568 the new vec_stmt.
7570 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7572 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7573 standard_iv_increment_position. Remove call to bsi_next
7574 (no need to bump the iterator anymore).
7575 (vect_create_index_for_vector_ref): Call
7576 standard_iv_increment_position. Remove second function argument.
7577 (vect_finish_stmt_generation): Remove call to bsi_next
7578 (no need to bump the iterator anymore).
7579 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7580 to vect_create_index_for_vector_ref.
7582 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7584 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7585 phis are used out of the loop.
7587 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7589 PR c/17807
7590 * c-decl.c (undef_nested_function): New variable.
7591 (pop_scope): Diagnose undefined nested functions.
7592 (finish_function): Don't attempt cgraph processing or genericizing
7593 if current top-level function contained an undefined nested
7594 function. Reset undef_nested_function at the end of a top-level
7595 function.
7597 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7599 * tree.c (build_int_cst_type): Take sign of the value into account
7600 when deciding whether sign extend the value.
7602 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7604 PR c/18502
7605 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7606 (cpp_options, cc1_options): Change %{std*&ansi} to
7607 %{std*&ansi&trigraphs}.
7609 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7611 * cse.c: Update comments.
7613 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7615 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7616 arguments go on the stack. Do not put complex doubles in odd/even
7617 pairs.
7619 2005-02-02 Steven Bosscher <stevenb@suse.de>
7621 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7622 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7623 -ftree-pre, and -fthread-jumps.
7625 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7627 PR tree-optimization/19578
7628 * tree-flow.h (modified_noreturn_calls): Declare.
7629 (noreturn_call_p): Declare.
7630 * tree-flow-inline.h (noreturn_call_p): New function.
7631 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7632 * tree-cfg.c (modified_noreturn_calls): New variable.
7633 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7634 that contain a mid-block noreturn call.
7635 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7637 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7639 * df.c (df_def_record_1, df_uses_record): Don't use
7640 DF_FOR_REGALLOC.
7641 * df.h (DF_FOR_REGALLOC): Remove.
7643 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7645 PR c/19435
7646 * c-typeck.c (really_start_incremental_init): Reset
7647 constructor_max_index for arrays of incomplete type.
7649 2005-02-02 Jeff Law <law@redhat.com>
7651 * gcse.c (struct reg_set): Store the block index where the register
7652 was set rather than the setting insn.
7653 (record_one_set, compute_transp): Corresponding changes.
7654 (pre_insert_copy_insn): Do not call replace_one_set.
7655 (replace_one_set): Remove.
7657 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7659 PR other/15514
7660 * doc/gcov.texi: Fix typo.
7662 2005-02-01 Richard Henderson <rth@redhat.com
7664 PR target/19680
7665 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7666 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7667 type to bool.
7668 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7669 * config/i386/i386-protos.h: Update.
7671 2005-02-01 Steven Bosscher <stevenb@suse.de>
7673 PR tree-optimization/19217
7674 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7675 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7676 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7677 that it is walking a PHI node.
7679 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7681 * doc/extend.texi (Nested Functions): Update.
7683 2005-02-01 Richard Henderson <rth@redhat.com>
7685 PR 19696
7686 * optabs.c (expand_copysign_absneg): Export.
7687 * optabs.h (expand_copysign_absneg): Declare.
7688 * config/rs6000/rs6000.md (copysigntf3): New.
7690 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7692 PR tree-optimization/19633
7693 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7694 * tree-ssa-alias.c (init_alias_info): Initialize.
7695 (merge_pointed_to_info): Set.
7696 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7697 (dump_points_to_info_for): Show value of pt_null.
7698 (struct count_ptr_d): Declare.
7699 (find_ptr_dereference): Remove.
7700 (ptr_is_dereferenced_by): Remove.
7701 (count_ptr_derefs): New local function.
7702 (count_uses_and_derefs): New local function.
7703 (compute_points_to_and_addr_escape): Call it. If the number
7704 of dereferences is greater than zero, mark the pointer as
7705 dereferenced. If there are fewer dereferences than uses of
7706 the pointer, the pointer's value escapes.
7708 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7710 PR tree-optimization/19670
7711 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7712 here...
7713 (verify_use): ... set it here, instead.
7715 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7717 * doc/sourcebuild.texi (Test directives): Fix formatting.
7719 * doc/sourcebuild.texi (Test directives): Describe selector
7720 expressions.
7722 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7724 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7725 specific 64-bit CPUs.
7727 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7729 PR target/16201
7730 * arm.c (arm_eliminable_register): New function.
7731 (adjacent_mem_locations): Don't allow eliminable registers. Use
7732 HOST_WIDE_INT for address offsets.
7733 * arm-protos.h (arm_eliminable_register): Add prototype.
7735 2005-02-01 Steven Bosscher <stevenb@suse.de>
7737 PR optimization/15242
7738 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7739 * basic-block.h (duplicate_computed_gotos): Add prototype.
7740 * bb-reorder.c (duplicate_computed_gotos): New function to
7741 duplicate sufficiently small blocks ending in a computed jump.
7742 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7743 if not optimizing for size.
7744 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7745 never do tail merging for blocks ending in a computed jump.
7746 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7748 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7750 Patch from Richard Sandiford <rsandifo@redhat.com>
7751 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7752 from inheriting a subreg equivalence with a non-spill register.
7754 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7756 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7758 * config/frv/frv.c (movcc_fp_destination_operand): New.
7759 (gpr_or_memory_operand): Fix typo in comment.
7760 (gpr_or_memory_operand_with_scratch): New.
7761 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7762 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7763 movcc_fp_destination_operand.
7764 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7765 Legitimize memory addresses using a scratch register.
7767 2005-01-31 Jeff Law <law@redhat.com>
7769 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7770 bitmap a sparse bitmap instead of a simple bitmap.
7771 (mark_def_sites_initialize_block): Corresponding changes.
7772 (ssa_mark_def_sites_initialize_block): Likewise.
7773 (ssa_mark_phi_uses): Likewise.
7774 (mark_def_site, ssa_mark_def_sites): Likewise.
7775 (mark_def_site_blocks): Likewise.
7776 (rewrite_ssa_into_ssa): Likewise.
7778 * tree-ssa-dom.c (record_cond): Pass correct variable type
7779 for last argument to htab_find_slot_with_hash.
7781 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7782 effects when optimizing 0 % X. Do not try to optimize X % 0.
7784 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7786 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7787 1_mmalua.
7789 2005-02-01 Eric Christopher <echristo@redhat.com>
7791 * config/mips/mips.c (override_options): Warn if -mint64
7792 is used.
7793 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7794 deprecated.
7796 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7798 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7799 timestamp.
7800 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7801 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7802 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7803 (cached_regno): Initialize to INVALID_REGNUM.
7804 (cse_reg_info_table_size,
7805 cse_reg_info_table_first_uninitialized,
7806 cse_reg_info_timestamp): New.
7807 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7808 get_cse_reg_info.
7809 (init_cse_reg_info, get_cse_reg_info_1): New.
7810 (get_cse_reg_info): Cache the last look-up.
7811 (new_basic_block): Update the code to clear mappings from
7812 registers to cse_reg_info entries.
7813 (cse_main): Call init_cse_reg_info.
7815 * cse.c (get_cse_reg_info): Update a comment.
7817 2005-01-31 Steven Bosscher <stevenb@suse.de>
7819 PR c/19333
7820 * c-decl.c (start_decl): Do not warn about arrays of elements with
7821 an incomplete type here.
7822 (grokdeclarator): Do it here by making a pedwarn an error.
7823 * c-typeck.c (push_init_level): If there were previous errors with
7824 the constructor type, do not warn about braces for initializers.
7825 (process_init_element): Likewise for excess initializer elements.
7827 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7829 * cse.c (delete_trivially_dead_insn): Don't iterate.
7831 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7833 * config/rs6000/rs6000.md (copysignsf3): New expand.
7834 (copysigndf3): Likewise.
7836 2005-01-31 Steven Bosscher <stevenb@suse.de>
7838 * recog.c (constrain_operands): Only look for earlyclobber operand
7839 conflicts if an '&' constraint was seen.
7841 2005-01-31 Marc Espie <espie@openbsd.org>
7843 * config.gcc: Don't include embedded systems fragment, switches default
7844 debugging format to ELF.
7845 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7846 longer pick it up there.
7848 2005-01-31 Dale Johannesen <dalej@apple.com>
7850 * doc/extend.texi (nested functions): Fix linkage description.
7851 Clarify that static is not allowed.
7853 2005-01-31 Dale Johannesen <dalej@apple.com>
7855 * config/rs6000/darwin.md (movsf_low_di): Make work.
7856 (movdf_low_di): Make work.
7858 2005-01-31 Dale Johannesen <dalej@apple.com>
7860 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7861 Make work for 64 bit.
7863 2005-01-31 Roger Sayle <roger@eyesopen.com>
7864 Dale Johannesen <dalej@apple.com>
7866 PR middle-end/19650
7867 * fold-const.c (fold_binary_op_with_conditional_arg):
7868 Make types match original operands, before STRIP_NOPS.
7870 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7872 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7873 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7874 (struct gcc_sigcontext): Delete. Merge contents to..
7875 (struct gcc_ucontext): ..here.
7876 (get_sigcontext): Delete.
7877 (get_regs): New function, like get_sigcontext but return regs ptr.
7878 64-bit version finds regs from r1 to support vdso.
7879 (ppc_linux_aux_vector): New function.
7880 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7881 and vector regs.
7883 2005-01-31 Ira Rosen <irar@il.ibm.com>
7885 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7886 sizetype.
7887 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7888 redundant fold. Fix misalignment for MINUS_EXPR.
7889 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7890 (vect_analyze_pointer_ref_access): Likewise.
7891 (vect_get_memtag_and_dr): Likewise.
7893 2005-01-31 Richard Henderson <rth@redhat.com>
7895 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7896 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7897 absnegdf2_i387, absnegxf2_i387): Likewise.
7899 2005-01-31 Richard Henderson <rth@redhat.com>
7901 PR 19696
7902 * optabs.c (expand_copysign_absneg): New.
7903 (expand_copysign_bit): Split out from ...
7904 (expand_copysign): ... here. Use expand_copysign_absneg.
7906 2005-01-30 Roger Sayle <roger@eyesopen.com>
7908 PR middle-end/19697
7909 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7910 constant as the second operand and a register as the third.
7912 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7914 PR target/19704
7915 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7916 that dllimport'd functions do not use all call-clobbered registers
7917 to pass parameters.
7919 2005-01-30 Richard Henderson <rth@redhat.com>
7921 PR 19696
7922 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7923 expand_abs_nojump and generalize. Use operand_subword and
7924 emit_no_conflict_block. Support large modes.
7925 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7926 back to maximum.
7927 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7928 negation to subtraction.
7929 (expand_copysign): Check that the format has signed zeros.
7930 Use operand_subword and emit_no_conflict_block. Support large modes.
7932 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7934 Fix PR tree-optimization/19624
7936 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7937 * tree-ssa-pre.c: Add cfgloop.h.
7938 Update comment.
7939 (pre_stats): New member, constified.
7940 (inserted_exprs): New static variable.
7941 (NECESSARY): New macro.
7942 (create_expression_by_pieces): Fold the expression, and
7943 mark it as defaulting to not necessary. Also put in
7944 inserted_exprs.
7945 (fully_constant_expression): New function.
7946 (insert_into_preds_of_block): Modify to not insert phis when we
7947 are playing with induction variables.
7948 Push phis onto the inserted_exprs vector, and mark them as not
7949 necessary by default.
7950 (insert_aux): Call fully_constant_expression on eprime.
7951 If all edges produce the same value, mark it constant.
7952 (mark_operand_necessary): New function.
7953 (remove_dead_inserted_code): New function.
7954 (init_pre): Init loop optimizer to get loop info.
7955 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7956 (execute_pre): Commit edge inserts, then remove dead code.
7958 2005-01-30 Richard Henderson <rth@redhat.com>
7960 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7961 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7963 2005-01-30 Richard Henderson <rth@redhat.com>
7965 PR target/19700
7966 * config/i386/i386.c (ix86_expand_copysign): New.
7967 (ix86_split_copysign_const): New.
7968 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7969 rearrange op1/nmask operands.
7970 * config/i386/i386-protos.h: Update.
7971 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7972 (copysigndf3): Likewise.
7973 (copysignsf3_const, copysigndf3_const): New.
7974 (copysignsf3_var): Rename from copysignsf3, split out splitter
7975 and fix split predicate for X constraint.
7976 (copysigndf3_var): Similarly.
7978 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7980 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7981 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7982 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7984 2005-01-29 Richard Henderson <rth@redhat.com>
7986 PR target/19690
7987 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7988 of # and * in constraints.
7990 2005-01-29 Richard Henderson <rth@redhat.com>
7992 PR middle-end/19689
7993 * expr.c (store_field): Don't strip sub-mode cast when the input
7994 data is even smaller.
7996 2005-01-29 Richard Henderson <rth@redhat.com>
7998 PR middle-end/19687
7999 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8000 union being empty.
8002 2005-01-29 Richard Henderson <rth@redhat.com>
8004 * combine.c (make_field_assignment): Fix argument order
8005 to gen_int_mode.
8007 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8009 PR tree-optimization/15791
8010 * fold-const.c (extract_array_ref): New function.
8011 (fold): Fold comparisons between &a[i] and &a[j] or
8012 semantically equivalent trees.
8014 2005-01-29 Jeff Law <law@redhat.com>
8016 * gcse.c (insert_expr_in_table): Revamp handling of available
8017 and anticipatable occurrence lists to avoid unnecessary list
8018 walking.
8019 (insert_set_in_table): Similarly.
8021 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8023 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8024 build string type.
8025 (c_build_qualified_type): Build qualified array types with
8026 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8027 * c-decl.c (c_make_fname_decl): Build unqualified array type
8028 before qualified type.
8029 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8030 type is qualified, not just if type itself is. Don't apply
8031 qualifiers to array type when declarator is processed. Apply
8032 qualifiers to field type whether or not it is an array type.
8033 Don't handle array types specially for applying qualifiers to
8034 variables.
8035 * c-typeck.c (composite_type): Build unqualified element type and
8036 array type when forming composite of array types.
8037 (common_pointer_type, comptypes, comp_target_types,
8038 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8039 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8040 types.
8041 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8042 (args2) in variables a1 and a2.
8044 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8046 * cse.c (n_elements_made, max_elements_made): Remove.
8047 (insert): Don't touch n_elements_made.
8048 (cse_main): Don't touch n_elements_made or max_elements_made.
8050 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8052 PR target/15384
8053 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8054 configuration part of dp-bit.c to be lost.
8056 2005-01-28 Roger Sayle <roger@eyesopen.com>
8058 * expmed.c (expand_mult_highpart_optab): When attempting to use
8059 a non-widening multiplication in a wider mode, the operands need
8060 to be converted (zero or sign extended) to that mode.
8062 2005-01-28 Ian Lance Taylor <ian@airs.com>
8064 PR middle-end/16558
8065 PR middle-end/19583
8066 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8067 through if both operands fall through.
8069 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8071 * cse.c (fold_rtx) <PC>: Don't optimize.
8073 2005-01-28 Jeff Law <law@redhat.com>
8075 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8076 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8078 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8080 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8081 cse_reg_info_used_list_end): Remove.
8082 (cse_reg_info_list, cse_reg_info_list_free): New.
8083 (get_cse_reg_info): When allocating an instance of
8084 cse_reg_info, add it to the beginning of the cse_reg_info_list
8085 list. Remove code to maintain cse_reg_info_used_list.
8086 (new_basic_block): Reset the free list to the beginning of
8087 cse_reg_info_list.
8089 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8091 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8092 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8093 (frv_expand_mdpackh_builtin): New function.
8094 (frv_expand_builtin): Use it to expand __MDPACKH.
8095 * doc/extend.texi (__MDPACKH): Update documentation.
8097 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8099 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8100 SSE_FLOAT_MODE_P for use_sse computation.
8102 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8104 PR target/19663
8105 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8107 2005-01-27 Richard Henderson <rth@redhat.com>
8109 * builtins.c (expand_builtin_copysign): New.
8110 (expand_builtin): Call it.
8111 * genopinit.c (optabs): Add copysign_optab.
8112 * optabs.c (init_optabs): Initialize it.
8113 (expand_copysign): New.
8114 * optabs.h (OTI_copysign, copysign_optab): New.
8115 (expand_copysign): Declare.
8117 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8118 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8120 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8121 (ix86_expand_fp_absneg_operator): ... here.
8122 (ix86_split_copysign): New.
8123 * config/i386/i386-protos.h: Update.
8124 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8125 (copysignsf3, copysigndf3): New.
8127 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8128 (copysignsf3, ncopysignsf3): New.
8129 (copysigndf3, ncopysigndf3): New.
8130 (copysignxf3, ncopysignxf3): New.
8131 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8133 2005-01-27 Arend Bayer <arend.bayer@web.de>
8134 Kazu Hirata <kazu@cs.umass.edu>
8136 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8137 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8138 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8139 NULL_RTX.
8141 2005-01-27 Jeff Law <law@redhat.com>
8143 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8144 definitions of SSA_NAMEs which are not being rewritten.
8145 (rewrite_ssa_into_ssa): Only initialize the current definition
8146 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8147 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8148 SSA_NAMEs before returning.
8150 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8152 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8153 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8154 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8155 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8156 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8158 2005-01-27 Steven Bosscher <stevenb@suse.de>
8160 PR middle-end/17278
8161 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8162 higher to -O2 and higher. Likewise for tree PRE.
8163 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8164 and better.
8166 2005-01-27 Ian Lance Taylor <ian@airs.com>
8168 PR middle-end/19583
8169 * gimple-low.c (try_catch_may_fallthru): New static function.
8170 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8171 * tree-inline.c (expand_call_inline): Don't warn about reaching
8172 the end of a non-void function being inlined if the function uses
8173 a return slot.
8175 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8177 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8179 PR c/18946
8180 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8181 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8182 (implicitly_declare): Handle error_mark_node.
8184 2005-01-27 Richard Henderson <rth@redhat.com>
8186 PR tree-opt/14329
8187 * tree.h (struct tree_decl): Add debug_expr_is_from.
8188 (DECL_DEBUG_EXPR_IS_FROM): New.
8189 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8190 * dwarf2out.c (dwarf2out_var_location): Update to match.
8191 * tree-outof-ssa.c (create_temp): Likewise.
8192 * var-tracking.c (track_expr_p): Likewise.
8193 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8194 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8195 * toplev.c (default_tree_printer): Likewise.
8197 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8199 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8200 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8202 2005-01-27 Steven Bosscher <stevenb@suse.de>
8204 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8205 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8206 ASM_CLOBBERS): Add tree checks.
8208 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8209 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8210 * c-common.def (SWITCH_STMT): Update to match.
8211 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8212 macros instead of SWITCH_EXPR ones.
8213 * c-dump.c (c_dump_tree): Likewise.
8214 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8215 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8217 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8219 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8221 * unwind-dw2.c (execute_stack_op): Add missing cases for
8222 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8224 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8226 * config.gcc (Obsolete configurations): Remove 'dummy', add
8227 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8228 sparc-*-openbsd*.
8230 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8232 PR tree-optimization/19633
8233 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8234 CALL_EXPRs.
8235 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8236 are no call-clobbered variables.
8237 * tree-outof-ssa.c (check_replaceable): Return false for calls
8238 with side-effects.
8240 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8242 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8243 even for variables with NULL DECL_INITIAL.
8245 2005-01-26 Stuart Hastings <stuart@apple.com>
8247 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8249 2005-01-26 Richard Henderson <rth@redhat.com>
8251 PR middle-end/18008
8252 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8253 field's type.
8254 * expr.c (store_field): Strip conversions to odd-bit-sized types
8255 if the destination field width matches.
8257 2005-01-26 Richard Henderson <rth@redhat.com>
8259 * c-decl.c, expmed.c, expr.c: Revert last change.
8261 2005-01-26 Richard Henderson <rth@redhat.com>
8263 PR middle-end/18008
8264 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8265 field's type.
8266 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8267 if we don't need the bits above those present in the current mode.
8268 * expr.c (store_field): Strip conversions to odd-bit-sized types
8269 if the destination field width matches.
8271 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8273 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8274 either -ffast-math or -funsafe-math-optimizations is in use.
8276 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8278 PR target/19293
8279 PR target/19329
8280 * config/avr/avr.c (notice_update_cc): Only set condition code for
8281 ashrqi3 if shift count > 0.
8282 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8283 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8284 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8285 count <= 0 as a no-op, and shift count >= width by copying zero
8286 or sign bit to all bits of the result.
8287 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8288 count, with attribute "length" set to 0 and "cc" set to "none".
8290 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8292 * doc/invoke.texi: Document -mTLS.
8294 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8295 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8296 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8297 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8298 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8299 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8300 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8301 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8303 * configure.ac: Check for a TLS capable gas.
8305 * configure: Regenerate.
8307 2005-01-26 Richard Henderson <rth@redhat.com>
8309 PR middle-end/18008
8310 * combine.c (make_field_assignment): Simplify store to zero_extract
8311 from a source with an overlapping mask.
8313 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8315 2004-11-11 Eric Christopher <echristo@redhat.com>
8317 * config/frv/frv.md: Add fr400_integer automaton. Don't
8318 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8319 to TYPE_MACC.
8321 2005-01-26 Steven Bosscher <stevenb@suse.de>
8323 PR middle-end/16585
8324 * cfgbuild.c (make_edges): Do not clear or set
8325 current_function_has_computed_jump.
8326 * function.h (struct function): Remove the has_computed_jump field.
8327 (current_function_has_computed_jump): Do not define.
8328 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8329 in a computed jump. Ignore current_function_has_computed_jump.
8331 2005-01-26 Richard Henderson <rth@redhat.com>
8333 PR middle-end/19515
8334 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8335 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8336 fully initialized.
8337 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8338 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8339 objects into static storage if they have more than one non-zero value.
8340 * tree.h (categorize_ctor_elements): Update decl.
8342 2005-01-26 Steven Bosscher <stevenb@suse.de>
8344 PR middle-end/19616
8345 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8346 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8347 to this function from 2004-07-10.
8348 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8349 the current function for tail call optimizations if the address
8350 of one of it its arguments is taken.
8352 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8354 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8356 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8358 * function.c (expand_function_end): If current_function_calls_alloca,
8359 emit stack restore in a place that is reached when the function falls
8360 through at the end.
8362 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8364 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8365 rule to avoid matching inappropriate suffix rule.
8367 2005-01-26 Jan Hubicka <jh@suse.cz>
8369 PR tree-optimization/19241
8370 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8372 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8374 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8375 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8376 of doubling.
8377 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8378 <sim*>: Always use crt1.o, regardless of N in simN.
8379 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8380 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8381 (CRT_CALL_STATIC_FUNCTION): Remove.
8382 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8383 use crt1.o, regardless of N in simN.
8384 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8385 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8386 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8387 case isystem setting.
8388 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8390 2005-01-25 Ian Lance Taylor <ian@airs.com>
8392 * gimple-low.c (block_may_fallthru): Correct handling of
8393 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8395 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8397 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8398 handlers to match indentation; nested under the mtune=* handler.
8399 Similar for mcpu= and march=.
8401 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8403 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8404 * config/mips/linux64.h (LIB_SPEC): Likewise.
8405 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8406 * config/sh/linux.h (LIB_SPEC): Likewise.
8408 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8410 * config/frv/frv.c (frv_legitimize_tls_address): New.
8411 (TARGET_HAVE_TLS): Define.
8412 (FRV_SYMBOL_REF_TLS_P): Define.
8413 (frv_override_options): Handle new register classes.
8414 (frv_legitimate_address_p): Reject tls addresses.
8415 (frv_legitimize_address): Handle TLS addresses.
8416 (gen_inlined_tls_plt): New.
8417 (gen_tlsmoff): New.
8418 (frv_legitimize_tls_address): New.
8419 (unspec_got_name): Add TLS entries.
8420 (got12_operand): Add R_FRV_TLSMOFF12 case.
8421 (frv_emit_move): Fixup TLS addresses.
8422 (frv_emit_movsi): Legitimize TLS addresses.
8424 * config/frv/frv.h (MASK_BIG_TLS): New.
8425 (TARGET_BIG_TLS): New.
8426 (HAVE_AS_TLS): Define.
8427 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8428 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8429 (REG_CLASS_NAMES): Same.
8430 (REG_CLASS_CONTENTS): Same.
8431 (CONSTRAINT_LEN): New.
8432 (REG_CLASS_FROM_CONSTRAINT): New.
8433 (PREDICATE_CODES): Add symbolic_operand.
8435 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8436 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8437 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8438 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8439 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8440 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8441 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8442 GR9_REG, GR14_REG, LRREG.
8443 (type): Add load_or_call attribute.
8444 ("load_or_call"): New reservation.
8445 ("call_gettlsoff"): New.
8446 ("tls_indirect_call"): New.
8447 ("tls_load_gottlsoff12"): New.
8448 ("tlsoff_hilo"): New.
8449 ("tls_tlsdesc_ldd"): New.
8450 ("tls_tlsoff_ld"): New.
8451 ("tls_lddi"): New.
8453 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8455 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8457 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8458 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8459 * config/frv/frv.c (TLS_BIAS): Define.
8460 (frv_output_dwarf_dtprel): New.
8462 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8464 PR rtl-optimization/19579
8465 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8466 both A and B, see if they don't clobber registers the other expr uses.
8468 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8470 * real.c (do_add): Initialize signalling and canonical members.
8472 * real.c (real_from_integer): Zero out destination.
8474 2005-01-18 Jan Hubicka <jh@suse.cz>
8476 PR tree-optimize/19337
8477 * tree-inline.c (initialize_inlined_parameters): Copy
8478 saved_static_chain_decl only.
8480 2005-01-25 Richard Henderson <rth@redhat.com>
8482 PR target/19556
8483 PR target/19584
8484 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8485 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8486 80387 enabled, to return a proper subclass. Return the subset that
8487 overlaps with GENERAL_REGS for PLUS.
8488 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8490 2005-01-25 Richard Henderson <rth@redhat.com>
8492 PR middle-end/19609
8493 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8495 2005-01-25 Roger Sayle <roger@eyesopen.com>
8497 * expmed.c (choose_multiplier): Change interface to return the
8498 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8499 (expand_divmod): Update calls to choose_multiplier.
8501 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8503 PR middle-end/19330
8504 * expmed.c (extract_bit_field): Use adjust_address instead of
8505 gen_lowpart when op0 is a MEM.
8507 2005-01-24 Steven Bosscher <stevenb@suse.de>
8509 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8511 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8513 * config/mips/irix-csr.c: New file.
8514 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8515 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8516 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8517 executables.
8519 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8521 PR bootstrap/19364
8522 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8523 sparc/elf.h, add sparc/sp-elf.h.
8524 (sparc-*-rtems*): Likewise.
8525 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8526 tm-dwarf2.h, add sparc/sp-elf.h.
8527 (sparc86x-*-elf): Likewise.
8528 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8529 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8530 TARGET_OS_CPP_BUILTINS.
8531 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8532 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8533 Undefine it.
8534 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8535 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8536 (SWITCH_TAKES_ARG): Likewise.
8537 (LOCAL_LABEL_PREFIX): Likewise.
8538 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8539 (TARGET_N_FORMAT_TYPES): Delete.
8540 (TARGET_FORMAT_TYPES): Likewise.
8541 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8542 * config/sparc/elf.h: Delete.
8543 * config/sparc/sp-elf.h: New file.
8545 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8547 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8548 * tree-flow.h: Remove the corresponding prototype.
8549 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8550 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8552 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8554 PR target/17751
8555 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8556 for AIX ABI or ELF -fPIC.
8557 (rs6000_emit_load_toc_table): Don't create toc_section here.
8558 (rs6000_xcoff_file_start): Nor here.
8560 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8562 * sh.c (ra.h): Don't #include.
8563 (hard_regs_intersect_p): New function, resurrected from ra.c.
8565 * sh.c: Fix 1996 Copyright.
8567 2005-01-24 Richard Henderson <rth@redhat.com>
8568 Aldy Hernandez <aldyh@redhat.com>
8570 * regrename.c (note_sets): Handle subregs.
8572 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8574 PR bootstrap/18058
8575 * genconditions.c (write_header, write_conditions): Elide file if
8576 not GCC >= 3.0.1.
8578 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8580 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8581 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8582 Update copyright.
8584 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8586 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8587 expand_builtin_printf, expand_builtin_fprintf,
8588 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8589 checking against POINTER_TYPE.
8590 (validate_arglist): Handle POINTER_TYPE code by checking
8591 POINTER_TYPE_P.
8593 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8595 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8596 init_rtlanal): New.
8597 (for_each_rtx): Call for_each_rtx_1.
8598 * rtl.h (init_rtlanal): Declare.
8599 * toplev.c (backend_init): Call init_rtlanal.
8601 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8603 * flow.c (propagate_one_insn): Formatting.
8605 PR middle-end/19551
8606 * flow.c (libcall_dead_p): Be more conservative if unsure.
8607 If there are any instructions between insn and call, see if they are
8608 all dead before saying the libcall is dead.
8610 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8612 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8613 operand constraint for operand 0.
8615 2005-01-23 Richard Henderson <rth@redhat.com>
8617 PR 19486
8618 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8619 edges leading to join block.
8621 2005-01-23 Roger Sayle <roger@eyesopen.com>
8623 * expmed.c (expand_mult_highpart): Make static. Change type of
8624 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8625 (expand_divmod): Updates calls to expand_mult_highpart by using
8626 gen_int_mode to pass a CONST_INT rtx.
8627 * rtl.h (expand_mult_highpart): Remove prototype.
8629 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8631 * flow.c (regset_bytes, regset_size): Remove.
8633 * cfganal.c: Fix a reference to Harvey's paper.
8635 2005-01-23 Steven Bosscher <stevenb@suse.de>
8637 PR rtl-optimization/19464
8638 * tree-optimize.c (init_tree_optimization_passes): Add one more
8639 copyrename pass just before out-of-ssa.
8641 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8643 PR bootstrap/18058
8644 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8645 * ggc-none.c (ggc_free): Define.
8647 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8649 * cse.c (max_reg, max_insn_uid): Remove.
8650 (cse_main): Don't access max_reg or max_insn_uid.
8652 * c-common.c (explicit_flag_signed_bitfields,
8653 lang_statement_code_p, lang_expand_function_end): Remove.
8654 * c-common.h: Remove the corresponding declarations.
8655 * c-opts.c (c_common_handle_option): Remove all write access
8656 to explicit_flag_signed_bitfields.
8658 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8659 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8660 * cgraph.h: Remove the corresponding declaration.
8662 * gcse.c (null_pointer_info): Remove.
8664 2005-01-23 Roger Sayle <roger@eyesopen.com>
8665 Eric Botcazou <ebotcazou@libertysurf.fr>
8667 * combine.c (simplify_logical): Only simplify logical expressions
8668 of the form ior(and(x,y),z) by the inverse distributive law if the
8669 result is cheaper than the original.
8671 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8673 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8674 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8675 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8676 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8677 config/freebsd-spec.h, config/arm/arm.h,
8678 config/h8300/h8300.md, config/i386/i386.md,
8679 config/i386/predicates.md, config/i386/sse.md,
8680 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8681 config/vax/vax.md: Fix comment typos. Follow spelling
8682 conventions.
8684 2005-01-23 Steven Bosscher <stevenb@suse.de>
8686 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8687 tests, instead of `less than'.
8689 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8691 * function.c (assign_parm_setup_block): When creating a new stack slot
8692 for a parameter, get its alignment from the parameter's DECL_ALIGN
8693 rather than the type's TYPE_ALIGN. Make sure that the parameter
8694 is at least word aligned.
8696 2005-01-22 Roger Sayle <roger@eyesopen.com>
8698 PR middle-end/19378
8699 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8701 2005-01-22 Richard Henderson <rth@redhat.com>
8703 PR target/19506
8704 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8705 in both compare operands.
8706 (movdfcc_1_sse_max): Likewise.
8707 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8708 (movdfcc_1_sse): Likewise.
8709 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8710 scratch register as needed.
8712 2005-01-22 Richard Henderson <rth@redhat.com>
8714 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8716 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8718 2005-01-22 Richard Henderson <rth@redhat.com>
8720 * genopinit.c (optabs): Use smin/smax for floating point too.
8721 * doc/md.texi: Update to match. Clarify that floating point
8722 results are undefined for +0/-0 and NaN.
8723 * doc/rtl.texi: Likewise.
8724 * rtl.def (SMIN, SMAX): Likewise
8725 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8727 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8728 leading 's' to the name.
8729 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8730 smaxxf3, sminxf3): Likewise.
8731 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8732 Likewise.
8734 2005-01-22 Paul Brook <paul@codesourcery.com>
8736 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8738 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8740 * config/s390/s390.c (struct processor_costs): New fields
8741 dlgr, dlr, dr, dsgfr, dsgr.
8742 (z900_cost, z990_cost): Values for new fields.
8743 (s390_rtx_costs): New cases MEM und COMPARE in switch
8744 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8745 DIV, MOD, UDIV, UMOD.
8747 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8749 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8750 into the register being decremented.
8751 ("doloop_si31", "doloop_di"): Likewise.
8752 ("*doloop_si_long"): Adapt pattern.
8754 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8756 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8757 access registers.
8758 (CLASS_MAX_NREGS): Likewise.
8760 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8762 * doc/tree-ssa.texi (Statement Operands): Add example for new
8763 must-def macro. Note deprecation of old operands interface.
8765 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8767 PR tree-optimization/19484
8768 * tree-cfg.c (remove_fallthru_edge): New function.
8769 (cleanup_control_flow): Remove fallthru edges from calls that are
8770 now known not to return.
8772 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8774 Fix PR tree-optimization/19038
8775 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8776 copies with loop variant ones.
8778 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8780 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8781 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8782 config/alpha/alpha.md, config/alpha/predicates.md,
8783 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8784 config/sparc/sol2.h: Update copyright.
8786 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8787 first label to see if it is a nonlocal label.
8789 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8790 Andrew Pinski <pinskia@physics.uc.edu>
8792 PR target/19491
8793 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8794 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8796 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8798 * config/rs6000/rtems.h: Update copyright.
8800 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8802 PR target/19548
8803 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8804 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8805 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8807 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8809 PR c/18809
8810 * c-typeck.c (convert_arguments): Check for error_mark_node.
8812 2005-01-21 Ian Lance Taylor <ian@airs.com>
8814 PR tree-optimization/13000
8815 * tree-inline.c: Include "tree-flow.h".
8816 (expand_call_inline): If warn_return_type, warn if non-void inline
8817 function falls through.
8818 * tree-cfg.c (execute_warn_function_return): Don't warn about
8819 control reaching end if TREE_NO_WARNING is set. Set
8820 TREE_NO_WARNING.
8821 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8822 has been lowered.
8823 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8824 branch if we don't need one.
8825 * c-typeck.c: Include "tree-flow.h"
8826 (c_finish_bc_stmt): Don't add a goto if the current statement
8827 list doesn't fall through to the current point.
8829 2005-01-21 Roger Sayle <roger@eyesopen.com>
8831 PR rtl-optimization/576
8832 * real.c (real_arithmetic): Change return type from void to bool
8833 to return an indication that the result may be inexact.
8834 * real.h (real_arithmeric): Update prototype.
8835 * fold-const.c (const_binop): Don't constant fold floating
8836 point expressions when the user specifies -frounding-math and
8837 the result may depend upon the run-time rounding mode.
8838 (fold_convert_const_real_from_real): Clean-up.
8839 (fold_initializer): Ignore flag_rounding_math for initializers.
8840 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8841 constant fold FP operations with flag_rounding_math if the
8842 result may depend upon the run-time rounding mode.
8844 2005-01-21 Tom Tromey <tromey@redhat.com>
8846 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8848 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8850 * tree-cfg.c: Fix comment typos.
8852 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8854 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8855 around the call to rest_of_handle_branch_target_load_optimize.
8857 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8859 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8860 (sparc64-*-openbsd*): Likewise.
8861 (sparclite-*-elf*): Include tm-dwarf2.h.
8862 (sparc86x-*-elf*): Likewise.
8863 (sparc64-*-elf*): Likewise.
8864 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8865 (DBX_DEBUGGING_INFO): Likewise.
8866 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8867 (PREFERRED_DEBUGGING_TYPE): Likewise.
8868 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8869 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8870 (PREFERRED_DEBUGGING_TYPE): Likewise.
8871 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8872 (PREFERRED_DEBUGGING_TYPE): Likewise.
8873 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8875 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8877 PR target/18701
8878 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8880 2005-01-20 Paul Brook <paul@codesourcery.com>
8882 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8884 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8886 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8887 label is first in a sequence of labels.
8889 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8891 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8892 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8894 * doc/sourcebuild.texi (Test Directives): New.
8896 2005-01-20 Roger Sayle <roger@eyesopen.com>
8898 * real.c (real_floor): Don't leave the result uninitialized when
8899 mode is VOIDMode, but return the unrounded intermediate value.
8900 (real_ceil): Likewise.
8902 2005-01-20 Paul Brook <paul@codesourcery.com>
8904 * config/arm/arm.md (insv): Use gen_int_mode.
8906 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8908 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8909 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8910 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8911 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8912 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8914 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8916 Fix PR debug/19124
8917 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8918 fbreg, so we have to assume we can't.
8919 (loc_descriptor_from_tree_1): Ditto.
8920 (containing_function_has_frame_base): New function.
8921 (add_location_or_const_value_attribute): Use it.
8922 Also try to generate a frame_base from a single element location
8923 list.
8925 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8927 PR tree-optimization/15349
8928 * timevar.def (TV_TREE_MERGE_PHI): New.
8929 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8930 PHI_WANTED.
8931 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8932 calls to tree_forwarder_block_p.
8933 (remove_forwarder_block_with_phi, merge_phi_nodes,
8934 gate_merge_phi, pass_merge_phi): New.
8935 * tree-optimize.c (init_tree_optimization_passes): Add
8936 pass_merge_phi.
8937 * tree-pass.h: Add an extern for pass_merge_phi;
8939 2005-01-20 Richard Henderson <rth@redhat.com>
8941 PR target/19418
8942 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8943 (_mm_castps_pd, _mm_castps_si128): New.
8944 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8946 2005-01-20 Richard Henderson <rth@redhat.com>
8948 PR target/19530
8949 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8950 __builtin_ia32_vec_init_v2si.
8951 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8952 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8953 (ix86_init_mmx_sse_builtins): Create it.
8954 (ix86_expand_builtin): Expand it.
8955 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8956 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8957 (vec_extractv2si_0, vec_extractv2si_1): New.
8959 2005-01-20 Richard Henderson <rth@redhat.com>
8961 PR target/16533
8962 * config/i386/i386.c (ix86_expand_push): New.
8963 * config/i386/mmx.md (push<MMXMODE>1): New.
8964 * config/i386/sse.md (push<SSEMODE>1): New.
8965 * config/i386/i386-protos.h: Update.
8967 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8969 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8970 copyright.
8972 2005-01-20 Richard Henderson <rth@redhat.com>
8974 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8975 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8977 2005-01-19 Richard Henderson <rth@redhat.com>
8979 PR target/19350
8980 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8981 to V4SFmode in SSE1 fallback load path.
8983 2005-01-19 Richard Henderson <rth@redhat.com>
8985 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8986 in QImode expansion to ix86_expand_vector_set.
8987 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8989 2005-01-19 Richard Henderson <rth@redhat.com>
8991 PR target/19511
8992 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8993 subclass of the input class.
8994 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8995 Always true for cross-SSE1 classes. Rationalize conditionals.
8996 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8997 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8998 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8999 (movdi_2): Add MMX/SSE zeros.
9000 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9001 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9002 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9003 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9004 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9005 (zero_extendsidi2_rex64_1): Remove.
9006 (MOV0 peephole): Check GENERAL_REG_P.
9008 2005-01-19 Richard Henderson <rth@redhat.com>
9010 PR target/19427
9011 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9012 shufps elements.
9013 (ix86_expand_vector_extract): Likewise.
9015 2005-01-19 Richard Henderson <rth@redhat.com>
9017 PR middle-end/19304
9018 * expr.c (emit_move_change_mode): New argument force; use
9019 simplify_gen_subreg if true.
9020 (emit_move_via_alt_mode): Merge into ...
9021 (emit_move_via_integer): ... here.
9022 (emit_move_ccmode): Use emit_move_change_mode directly.
9024 2005-01-19 Richard Henderson <rth@redhat.com>
9026 PR target/19518
9027 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9028 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9029 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9030 rtl if true.
9031 (alpha_emit_set_const): Likewise. Make static.
9032 (alpha_emit_set_long_const): Make static.
9033 (alpha_extract_integer): Split out from alpha_expand_mov.
9034 (alpha_split_const_mov): Likewise.
9035 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9036 (alpha_legitimate_constant_p): New.
9037 * config/alpha/alpha-protos.h: Update.
9038 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9039 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9040 * config/alpha/alpha.md (movsi): Add n alternative.
9041 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9042 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9043 (splitters for all of the above): Use alpha_split_const_mov.
9044 * config/alpha/predicates.md (non_add_const_operand): New.
9045 (non_zero_const_operand): New.
9046 (input_operand): Use alpha_legitimate_constant_p after reload.
9048 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9050 PR tree-optimization/19038
9051 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9052 (add_candidate): Add ivs with increment in latch only if
9053 allow_ip_end_pos_p is true.
9054 (determine_iv_cost): Use empty_block_p.
9056 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9058 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9059 (compute_dominance_frontiers): Ditto.
9061 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9063 PR target/19529
9064 * config/sh/t-rtems: New.
9065 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9067 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9069 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9070 the offset of the selected field.
9072 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9074 * tree-cfg.c (remove_forwarder_block): Fix the check to
9075 prevent a nonlocal label from appearing in the middle of a
9076 basic block.
9078 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9080 PR rtl-optimization/19462
9081 * reorg.c (find_end_label): Create return insn only if
9082 current_function_epilogue_delay_list is empty.
9084 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9086 * doc/passes.texi: Remove paragraph mentioning new-ra.
9088 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9090 PR rtl-optimization/15139
9091 * combine.c: Include params.h.
9092 (count_rtxs): New function.
9093 (record_value_for_reg): If replace_rtx would replace at least
9094 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9095 (clobber (const_int 0)) instead of TEM.
9096 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9097 * params.h (MAX_LAST_VALUE_RTL): New.
9098 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9099 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9101 PR c/17297
9102 * c-typeck.c (digest_init): Only call build_vector if all constructor
9103 elements are *_CST nodes.
9104 * gimplify.c (gimplify_init_constructor): Likewise.
9106 PR middle-end/19164
9107 * c-typeck.c (digest_init): Only call build_vector if inside_init
9108 is a CONSTRUCTOR.
9110 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9112 * toplev.c (init_asm_output): Remove dead #ifdef.
9114 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9116 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9118 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9120 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9121 accessing DECL_FUNCTION_CODE.
9122 * dojump.c (do_jump): Likewise.
9123 * gimplify.c (gimplify_call_expr): Likewise.
9124 * predict.c (expr_expected_value): Likewise.
9125 (strip_builtin_expect): Likewise.
9126 * tree-inline.c (estimate_num_insns_1): Likewise.
9127 * tree-ssa-loop-im.c (stmt_cost): Likewise
9128 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9129 (tree_expr_nonnegative_p): Likewise.
9131 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9133 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9134 variant of the load_pcrel_sym pattern.
9135 * config/sparc/sparc.md (P macro): Move to the top.
9136 (load_pcrel_sym): Macroize using P.
9137 (save_register_window): Likewise.
9139 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9141 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9142 ("sordered"): Same.
9144 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9146 PR C/19472
9147 * c-typeck.c (build_asm_expr): Strip nops off
9148 input memory operands.
9150 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9152 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9153 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9154 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9155 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9157 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9159 PR target/19379
9160 * config/i386/i386.c (override_options): If the 80387 is disabled,
9161 then do not return FP values using FP registers.
9163 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9165 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9166 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9167 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9168 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9169 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9170 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9171 output.h, postreload-gcse.c, postreload.c, recog.c,
9172 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9173 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9174 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9175 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9176 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9177 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9178 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9179 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9181 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9182 config/alpha/alpha.c, config/arm/vfp.md,
9183 config/i386/emmintrin.h, config/i386/i386-modes.def,
9184 config/i386/i386-protos.h, config/i386/i386.h,
9185 config/i386/pmmintrin.h, config/i386/ppro.md,
9186 config/i386/predicates.md, config/i386/xmmintrin.h,
9187 config/i860/i860.c, config/ia64/ia64-modes.def,
9188 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9189 config/ia64/ia64.md, config/ia64/itanium1.md,
9190 config/ia64/itanium2.md, config/ia64/predicates.md,
9191 config/iq2000/iq2000.h, config/mips/linux64.h,
9192 config/rs6000/aix41.h, config/rs6000/aix43.h,
9193 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9194 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9195 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9196 config/sparc/linux64.h, config/sparc/litecoff.h,
9197 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9198 config/sparc/sparc.h, config/sparc/sparc.md,
9199 config/sparc/sysv4-only.h: Update copyright.
9201 2005-01-18 Richard Henderson <rth@redhat.com>
9203 PR target/19496
9204 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9206 2005-01-18 Marc Espie <espie@openbsd.org>
9207 * config/i386/openbsdelf.h: Typo.
9209 2005-01-18 Richard Henderson <rth@redhat.com>
9211 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9212 special case for sse.
9213 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9215 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9217 * tree-inline.c (estimate_num_insns_1): Added cases for
9218 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9220 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9222 PR rtl-optimization/19296
9223 * combine.c (simplify_comparison): Rewrite the condition under
9224 which a non-paradoxical SUBREG of a PLUS can be lifted when
9225 compared against a constant.
9227 2005-01-18 Andi Kleen <ak@muc.de>
9229 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9230 * c.opt (-Wpointer-sign): Add.
9231 * doc/invoke.texi: (-Wpointer-sign): Add.
9233 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9235 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9236 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9237 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9238 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9239 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9240 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9241 for TARGET_MIX_SSE_I387.
9242 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9243 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9244 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9245 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9246 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9247 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9248 TARGET_MIX_SSE_I387.
9249 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9250 from expander.
9252 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9254 PR target/19424
9255 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9256 Add movaps alternative for xmm reg->reg move.
9258 2005-01-17 Jeff Law <law@redhat.com>
9260 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9261 at the end of the main DOM loop rather than just before DOM exits.
9263 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9265 PR tree-optimization/19121
9266 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9267 adding aliases to a name tag, also add them to the pointer's
9268 type tag.
9269 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9270 sensitive alias info at all. Only check that the two pointers
9271 have compatible pointed-to sets.
9272 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9273 a pointer's type tag is a superset of the alias set of the
9274 pointer's name tag.
9276 2005-01-17 James E Wilson <wilson@specifixinc.com>
9278 PR target/19357
9279 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9280 comment to document why.
9282 2005-01-17 Richard Henderson <rth@redhat.com>
9284 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9285 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9286 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9287 sse2_vmsminv2df3_finite): New.
9288 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9289 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9290 Force op1 into register.
9292 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9294 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9295 bubblestrap from always rebuilding build directory.
9297 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9299 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9300 ("*cmpmem_short"): Likewise.
9302 2005-01-17 Steven Bosscher <stevenb@suse.de>
9304 * basic-block.h: Document BB_* flags.
9305 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9306 use an sbitmap instead.
9307 * sched-rgn.c (compute_trg_info): Likewise.
9309 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9311 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9312 redundant target_cpu_default and extra_parts lines. Use the default
9313 "from-abi" ISA.
9314 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9315 (SUBTARGET_EXTRA_SPECS): Delete.
9316 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9317 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9318 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9319 and "n32" for -mabi=n32.
9321 2005-01-17 Ian Lance Taylor <ian@airs.com>
9323 PR c/5675
9324 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9325 fold constant variables into initial values.
9327 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9329 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9331 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9332 through the statements backward.
9334 2005-01-17 Ian Lance Taylor <ian@airs.com>
9336 PR middle-end/13127:
9337 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9338 a variable set to the return value of the inlined function.
9340 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9342 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9343 when modes are tieable.
9345 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9347 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9348 of pthread_create to find out if threads are enabled.
9349 * gthr-posix95.h (__gthread_active_p): Likewise.
9351 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9353 * common.opt (-fnew-ra): Remove.
9354 * ra*.*: Remove.
9355 * toplev.h (flag_new_regalloc): Remove.
9356 * Makefile.in (ra*.*): Don't mention.
9357 * passes.c (rest_of_handle_new_regalloc): Remove.
9358 (rest_of_handle_combine, rest_of_compilation): Always consider
9359 flag_new_regalloc as false.
9360 * doc/invoke.texi: Don't document -fnew-ra.
9362 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9364 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9365 last parameter to reg_scan.
9366 * loop.c (loop_optimize): Likewise.
9367 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9368 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9369 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9370 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9371 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9372 * regclass.c (reg_scan): Likewise, for the declaration.
9373 * rtl.h (reg_scan): Likewise, for the prototype.
9375 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9377 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9378 mark_dfs_back_edges.
9380 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9382 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9383 (compute_avail): Uses don't go in tmp_gen.
9385 2005-01-16 Steven Bosscher <stevenb@suse.de>
9387 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9388 loop to look for a free slot in a page entry.
9390 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9392 PR target/16304
9393 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9394 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9395 just before targetm.asm_out.file_end.
9396 * tree.h (process_pending_assemble_output_defs): Declare.
9397 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9398 New functions.
9399 (assemble_alias): Defer generation of assembly code for defines when
9400 TARGET_DEFERRED_OUTPUT_DEFS is true.
9401 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9402 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9403 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9405 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9407 PR target/19336
9408 * pa.c (pa_scalar_mode_supported_p): New function.
9409 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9410 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9412 * pa-protos.h (prefetch_operand): Delete.
9413 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9414 * pa.c (prefetch_operand): Delete.
9415 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9416 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9417 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9418 and prefetch_nocc_operand.
9419 * pa.md (prefetch): Rework to avoid reload problems handling short
9420 displacements when a cache control completer needs to be provided.
9421 (prefetch_32, prefetch_64): Delete.
9422 (prefetch_cc, prefetch_nocc): New patterns.
9424 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9426 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9428 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9430 PR ada/19388
9431 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9432 exceeds maximum alignment for global common data.
9433 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9434 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9436 2004-01-15 Roger Sayle <roger@eyesopen.com>
9438 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9440 2004-01-15 Roger Sayle <roger@eyesopen.com>
9442 * harg-reg-set.h (reg_class_names): Prototype global array.
9443 * regclass.c (reg_class_names): Declare here and initialize to
9444 REG_CLASS_NAMES.
9445 (dump_regclass): Remove local declaration of reg_class_names.
9446 (regclass): Likewise.
9447 * cfg.c (dump_flow_info): Likewise.
9448 * ra-debug.c (reg_class_names): Likewise.
9449 * regrename.c (reg_class_names): Likewise.
9450 * reload.c (reg_class_names): Likewise.
9451 * reload1.c (spill_failure): Likewise.
9452 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9454 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9456 * config/s390/s390.md ("reload_outti"): Remove predicate for
9457 output operand. Abort if operand is not a MEM.
9458 ("reload_outdi", "reload_outdf"): Likewise.
9460 2005-01-15 Marc Espie <espie@openbsd.org>
9462 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9463 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9464 * config/openbsd.h: Fix C++ includes for native configurations.
9465 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9466 Add trampoline support.
9467 * config/i386/openbsdelf.h: New.
9469 2005-01-15 Marc Espie <espie@openbsd.org>
9471 * collect2.c (main): Explicitly parse -dynamic-linker option.
9473 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9475 PR tree-optimization/19060
9476 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9477 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9478 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9479 and handle extract_range_from_cond returning false.
9480 * fold-const.c (fold): Optimize comparisons with min/max even for
9481 width > HOST_BITS_PER_WIDE_INT.
9483 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9485 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9486 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9487 Remove little endian multilib variants.
9488 Add mips32 multilib variant.
9490 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9492 * explow.c (copy_all_reg, stabilize): Remove.
9493 * expr.h: Remove the corresponding prototypes.
9495 * rtlanal.c (regs_set_between_p): Remove.
9496 * rtl.h: Remove the corresponding prototype.
9498 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9500 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9501 to rs6000_nonimmediate_operand.
9502 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9503 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9504 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9505 rs6000_nonimmediate_operand.
9506 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9507 rs6000_nonimmediate_operand.
9509 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9511 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9513 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9515 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9516 on e500v2.
9517 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9518 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9520 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9521 (rs6k_nonimmediate_operand): New.
9522 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9523 correctly.
9524 (legitimate_lo_sum_address_p): Same.
9525 (rs6000_legitimize_address): Same.
9526 (rs6000_legitimize_reload_address): Same.
9527 (rs6000_legitimate_address): Same.
9528 (spe_build_register_parallel): Pass DF and DC modes in a DI
9529 register.
9531 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9532 to rs6k_nonimmediate_operand.
9534 * config/rs6000/spe.md ("*frob_df_di"): New.
9535 ("*frob_di_df"): New.
9536 ("*frob_di_df_2"): New.
9537 ("*mov_sidf_e500_subreg0"): New.
9538 ("*mov_sidf_e500_subreg4"): New.
9539 ("*movdf_e500_double"): Change predicate to
9540 rs6k_nonimmediate_operand.
9542 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9544 * postreload.c (move2add_note_store): Only call
9545 trunc_int_for_mode on scalar integers.
9547 2005-01-14 Steven Bosscher <stevenb@suse.de>
9549 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9550 replace BB_VISITED uses.
9551 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9552 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9553 (tree_dce_done): Free visited_control_parents.
9554 (perform_tree_ssa_dce): Allocate and clear it.
9555 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9556 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9557 instead of BB_VISITED.
9559 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9561 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9562 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9563 Remove unused prototypes.
9565 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9567 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9568 64-bit register usage.
9569 (spe_func_has_64bit_regs_p): Add FIXME note.
9571 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9573 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9574 flag_finite_math_only with flag_unsafe_math_optimizations.
9576 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9578 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9579 end-of-stack check.
9580 (__tpf_eh_return): Copy TPF private stack area from the module
9581 boundary stack frame. Add check for when module addresses are
9582 equal, but no stub address is found.
9584 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9586 PR target/7525
9587 * arm.h (struct machine_function): Add call_via field.
9588 (thumb_call_via_label): Declare.
9589 * arm.c (thumb_call_via_label): New variable.
9590 (thumb_call_reg_needed): New variable.
9591 (arm_output_function_epilogue): For Thumb code, output any per-function
9592 call-indirect trampolines.
9593 (thumb_call_via_reg): New function.
9594 (arm_file_end): New function.
9595 (TARGET_ASM_FILE_END): Call arm_file_end.
9596 (aof_file_end): Likewise.
9597 * arm-protos.h (thumb_call_via_reg): Declare.
9598 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9599 thumb_call_via_reg in normal case.
9601 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9603 PR middle-end/19084
9604 PR rtl-optimization/19348
9605 * recog.c (peephole2_optimize): Do global life update if some peephole
9606 decides it doesn't need at least one of its inputs and that change
9607 influences liveness at the start of the basic block.
9609 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9610 arguments instead of 1.
9612 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9614 PR middle-end/18820
9615 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9616 zero for nested functions needing a static chain or functions
9617 with a non-constant address.
9619 2005-01-13 Roger Sayle <roger@eyesopen.com>
9621 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9622 (and (sign_extend X) C) into (zero_extend (and X C)).
9624 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9626 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9628 2005-01-13 Richard Henderson <rth@redhat.com>
9630 PR target/19009
9631 PR target/19250
9632 PR target/19252
9633 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9634 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9635 not just TARGET_SSE.
9636 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9637 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9638 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9639 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9640 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9641 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9642 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9643 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9644 (movdicc_c_rex64): Rename with '*'.
9645 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9646 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9647 (movsfcc_1_387): Rename from movsfcc_1.
9648 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9649 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9650 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9651 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9652 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9653 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9654 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9655 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9656 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9657 sse_movdfcc_const0_4): Remove.
9658 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9659 recognize min/max early. Update for changed sse cmove patterns.
9660 (ix86_split_sse_movcc): New.
9661 * config/i386/i386-protos.h: Update.
9663 2005-01-13 Steven Bosscher <stevenb@suse.de>
9665 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9666 (fix_stmt_v_may_defs): Likewise.
9668 2005-01-13 Richard Henderson <rth@redhat.com>
9670 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9671 for converting the mask.
9673 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9675 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9676 definition to 600.
9678 2005-01-13 Richard Henderson <rth@redhat.com>
9680 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9681 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9682 IX86_BUILTIN_MOVDQ2Q): Remove.
9683 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9684 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9685 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9686 shuffling.
9687 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9688 (sse2_pextrw): Fix immediate constraint.
9689 (sse2_loadq, sse2_loadq_rex64): Remove.
9690 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9691 Use __builtin_ia32_vec_ext_<size>.
9692 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9694 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9696 * function.c (assign_parm_setup_block): Look inside original
9697 entry_parm when inspecting PARALLEL.
9699 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9700 Joel Sherrill <joel@oarcorp.com>
9702 PR target/19399
9703 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9704 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9705 rtems_gxx_recursive_mutex_init.
9706 (__gthread_recursive_mutex_lock): New function.
9707 (__gthread_recursive_mutex_trylock): Likewise.
9708 (__gthread_recursive_mutex_unlock): Likewise.
9710 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9712 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9714 2005-01-13 Jan Beulich <jbeulich@novell.com>
9716 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9717 (ashrti3_internal): Indicate output is early clobber. Generate result
9718 into output rather than first input. Use move for low word of output
9719 if shift count is exactly 64.
9720 (lshrti3_internal): Likewise.
9722 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9724 PR target/18329
9725 PR target/18330
9726 * reload1.c (delete_output_reload): Don't delete an output reload
9727 if the pseudo lives longer than a single basic block. Adjust and
9728 improve wording of comment.
9730 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9732 PR target/19334
9733 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9734 of TYPE_SIZE where we mean the number of bytes.
9736 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9738 * function.c (assign_parm_setup_block): Relax condition on
9739 multi-register optimization.
9741 2005-01-12 Nick Clifton <nickc@redhat.com>
9743 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9744 an "in_delay_slot" attribute of "no" to prevent them being used in
9745 delay slots. This is forbidden because they might generate
9746 exceptions.
9748 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9750 PR target/19389
9751 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9752 with r->Y and Y->r.
9754 2005-01-12 Nick Clifton <nickc@redhat.com>
9756 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9757 passed on to GAS) but do not define, as GAS no longer supports or
9758 needs the -m2000 option.
9760 2005-01-11 Roger Sayle <roger@eyesopen.com>
9762 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9763 type as args of unprototyped builtins aren't automatically promoted.
9764 (fold_builtin_abs): Likewise.
9766 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9768 * Makefile.in: Set a `build-warn' variable.
9770 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9772 PR tree-optimization/17949
9773 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9774 (find_interesting_uses_address): Use it.
9776 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9778 * regrename.c (kill_value): Handle subreg's that won't simplify.
9780 2005-01-11 Richard Henderson <rth@redhat.com>
9782 PR target/13366
9783 * config/i386/i386.h (enum ix86_builtins): Move ...
9784 * config/i386/i386.c: ... here.
9785 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9786 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9787 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9788 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9789 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9790 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9791 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9792 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9793 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9794 IX86_BUILTIN_LOADDDUP): Remove.
9795 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9796 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9797 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9798 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9799 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9800 (ix86_init_builtins): Make static.
9801 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9802 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9803 if all the modes match. Otherwise, fake it.
9804 (get_element_number, ix86_expand_vec_init_builtin,
9805 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9806 (ix86_expand_builtin): Make static. Update for changed builtins.
9807 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9808 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9809 (ix86_expand_vector_init_duplicate): New.
9810 (ix86_expand_vector_init_low_nonzero): New.
9811 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9812 Split out from ix86_expand_vector_init; handle integer modes.
9813 (ix86_expand_vector_init): Use them.
9814 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9815 * config/i386/i386-protos.h: Update.
9816 * config/i386/predicates.md (reg_or_0_operand): New.
9817 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9818 (movv2sf_internal): Likewise. And a splitter to match them all.
9819 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9820 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9821 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9822 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9823 (mmx_pinsrw): Fix operand ordering.
9824 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9825 rather than sse_loadss expander.
9826 (movv2df splitter): Similarly.
9827 (sse_loadss, sse_loadlss): Remove.
9828 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9829 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9830 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9831 (sse3_movddup): Rename with '*'.
9832 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9833 (sse2_loadsd): Remove.
9834 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9835 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9836 (sse2_pinsrw): Fix argument ordering.
9837 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9838 (sse2_stored): Remove 'r' destination.
9839 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9840 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9841 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9842 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9843 vec_extractv16qi, vec_initv16qi): New.
9845 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9846 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9847 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9848 constructor form.
9849 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9850 (_mm_load_si128, _mm_store_si128): Likewise.
9851 (_mm_load1_pd): Use _mm_set1_pd.
9852 (_mm_load_sd): Use _mm_set_sd.
9853 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9854 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9855 (_mm_set_epi64): Use _mm_set_epi64x.
9856 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9857 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9858 _mm_setr_epi8): Use _mm_set_foo form.
9859 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9860 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9861 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9862 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9863 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9864 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9865 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9866 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9867 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9868 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9869 (_mm_movedup_pd): Use _mm_shuffle_pd.
9870 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9871 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9872 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9873 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9874 Use _mm_setzero_ps.
9875 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9876 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9877 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9878 (_mm_store_ps): Use raw dereference.
9879 (_mm_store1_ps): Use _mm_storeu_ps.
9880 (_mm_storer_ps): Use _mm_store_ps.
9881 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9882 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9884 2005-01-11 Stan Shebs <shebs@apple.com>
9886 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9887 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9889 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9891 PR target/18761
9892 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9893 Skip all DECLs except for FIELD_DECLs.
9895 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9897 * config/s390/s390.c (override_options): Return error if
9898 -mbackchain, -mpacked-stack and -mhard-float are used together.
9899 (s390_va_start): Remove the backchain && packed-stack special case.
9900 (s390_gimplify_va_arg): Likewise.
9901 * doc/invoke.texi: Remove the ABI incompatibility note.
9903 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9905 * config/s390/s390.c (struct s390_frame_layout): Remove
9906 save_backchain_p.
9907 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9908 save_backchain_p with TARGET_BACKCHAIN.
9910 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9912 PR target/18916
9913 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9914 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9915 * function.c (locate_and_pad_parm): Set new field.
9916 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9917 Tweak where_pad test to include "none". Always set mem align for
9918 stack_parm.
9919 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9920 not sufficient for type.
9921 (assign_parm_setup_block): If stack_parm is zero on entry, always
9922 make a new stack local. Block move old stack parm if necessary
9923 to new aligned stack local.
9924 (assign_parm_setup_stack): Use a block move to handle
9925 potentially misaligned entry_parm.
9926 (assign_parms_unsplit_complex): Specify required alignment when
9927 creating stack local.
9928 * calls.c (compute_argument_addresses): Override alignment of stack
9929 arg calculated from its type with the alignment given by
9930 FUNCTION_ARG_BOUNDARY.
9931 (store_one_arg): Likewise.
9933 2005-01-11 Jan Beulich <jbeulich@novell.com>
9935 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9936 Change respective itanium_class attribute to ialu.
9937 (shladdp4_internal): New.
9938 * config/ia64/predicates.md (shladd_log2_operand): New.
9940 2005-01-11 Richard Henderson <rth@redhat.com>
9942 * expr.c (store_constructor): Use rtvec_alloc instead of
9943 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9945 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9947 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9949 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9951 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9952 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9953 (TARGET_RWRELOC): Define.
9954 (ia64_rwreloc_section_type_flags): Delete.
9955 (ia64_section_type_flags): New function.
9956 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9957 (TARGET_RWRELOC): Define.
9959 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9961 PR target/18987
9962 * config/ia64/ia64.c (process_set): For alloc insn, only call
9963 process_epilogue is !frame_pointer_needed.
9965 2005-01-10 Roger Sayle <roger@eyesopen.com>
9967 PR c++/19355
9968 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9969 unary operator and can't be treated as a binary/comparison operator.
9971 2005-01-10 Richard Henderson <rth@redhat.com>
9973 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9974 (ix86_return_in_memory): Likewise.
9975 (function_arg_advance): Likewise. Mirror structure in function_arg
9976 for choosing register to advance.
9978 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9980 * tree-vectorizer.c, tree.def: Fix comment typos.
9982 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9984 * config/s390/s390.c (struct processor_costs): 4 new fields:
9985 ddbr, ddr, debr, der.
9986 (s390_rtx_costs): More precise handling of divide instructions.
9988 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9990 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9992 2005-01-10 Jan Beulich <jbeulich@novell.com>
9994 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9995 names resulting from -ffunction-sections/-fdata-sections and linkonce
9996 ones.
9997 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9998 based on the section name. Rearrange the section name comparison logic
9999 slightly so that each section name is compared against at most once.
10001 2005-01-10 Ben Elliston <bje@au.ibm.com>
10003 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10004 targets for which -fPIC reduces limitations on the GOT size.
10006 2005-01-09 Falk Hueffner <falk@debian.org>
10008 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10009 X/C1 cmpop C2.
10011 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10013 PR target/18720
10014 * collect2.c (main): Set aixrtl_flag for -brtl option.
10015 (resolve_lib_name): Search for .so file extension before .a
10016 if aixrtl_flag set.
10018 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10020 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10021 (vect_analyze_data_refs_alignment): Add dump prints.
10023 2005-01-09 Ira Rosen <irar@il.ibm.com>
10025 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10026 expr_invariant_in_loop_p.
10027 Initialize outputs first thing in the function.
10028 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10029 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10030 (vect_analyze_pointer_ref_access): Check that the initial condition of
10031 the access function is loop invariant.
10033 2005-01-09 Richard Henderson <rth@redhat.com>
10035 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10036 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10037 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10038 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10039 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10040 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10041 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10042 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10043 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10044 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10045 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10046 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10047 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10048 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10049 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10050 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10051 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10052 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10053 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10054 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10055 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10056 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10057 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10058 mmx_ prefix.
10059 (mmx_clrdi, pavgusb): Remove.
10060 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10061 with leading sse_ prefix.
10062 * config/i386/sse.md: Receive them.
10063 * config/i386/mmx.md: New file.
10064 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10065 (subrv2sf3): Turn into expander for normal subtraction.
10066 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10067 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10068 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10069 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10070 commutative; use ix86_binary_operator_ok.
10071 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10072 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10073 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10074 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10075 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10076 Macroize from existing patterns; use ix86_binary_operator_ok.
10077 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10078 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10079 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10080 with vec_select+vec_concat.
10081 (mmx_pshufw, mmx_pshufw_1): Likewise.
10082 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10083 (mmx_uavgv4hi3): Model correctly.
10084 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10085 _mm_xor_si64): Remove casts.
10087 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10089 PR tree-optimization/19224
10090 * tree-scalar-evolution.c (get_instantiated_value,
10091 set_instantiated_value): New functions.
10092 (instantiate_parameters_1): Cache the results.
10093 (instantiate_parameters, resolve_mixers): Initialize and free
10094 the cache.
10096 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10098 * config/i386/i386.md (addhi_4): Correct reference in comment.
10099 (addqi_4): Same.
10101 2005-01-08 Richard Henderson <rth@redhat.com>
10103 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10104 (_mm_cvtsi128_si64x): Likewise.
10105 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10106 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10107 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10108 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10109 * config/i386/i386-protos.h: Update.
10110 * config/i386/i386.c (print_operand): Add 'H'.
10111 (ix86_fixup_binary_operands): Split out from ...
10112 (ix86_expand_binary_operator): ... here.
10113 (ix86_fixup_binary_operands_no_copy): New.
10114 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10115 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10116 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10117 (safe_vector_operand): Use CONST0_RTX.
10118 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10119 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10120 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10121 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10122 special cases.
10123 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10124 (IX86_BUILTIN_CMPNGESS): New.
10125 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10126 (attr type): Add sselog1.
10127 (attr unit, attr memory): Handle it.
10128 (movti, movti_internal, movti_rex64): Move near other integer moves.
10129 (movtf, movtf_internal): Move near other fp moves.
10130 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10131 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10132 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10133 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10134 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10135 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10136 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10137 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10138 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10139 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10140 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10141 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10142 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10143 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10144 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10145 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10146 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10147 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10148 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10149 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10150 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10151 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10152 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10153 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10154 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10155 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10156 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10157 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10158 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10159 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10160 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10161 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10162 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10163 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10164 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10165 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10166 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10167 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10168 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10169 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10170 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10171 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10172 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10173 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10174 same time.
10175 (SSEPUSH, push<SSEPUSH>): Remove.
10176 (MMXPUSH, push<MMXPUSH>): Remove.
10177 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10178 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10179 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10180 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10181 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10182 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10183 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10184 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10185 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10186 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10187 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10188 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10189 (ppro_sse_log_V4SF): Handle sselog1.
10190 * config/i386/predicates.md (const_0_to_1_operand): New.
10191 (const_0_to_255_mul_8_operand): New.
10192 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10193 (const_2_to_3_operand, const_4_to_7_operand): New.
10194 * config/i386/sse.md: New file.
10195 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10196 (sse_movups): Rename from sse_movups_1.
10197 (sse_loadlss): Rename from sse_loadss_1.
10198 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10199 from the name.
10200 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10201 (absv4sf2, negv2df, absv2df): New.
10202 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10203 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10204 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10205 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10206 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10207 (sse3_addsubv4sf3): Model correctly.
10208 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10209 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10210 (sse_movhlps): Model with vec_select+vec_concat.
10211 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10212 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10213 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10214 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10215 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10216 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10217 sse2_pshufhw_1): Likewise.
10218 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10219 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10220 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10221 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10222 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10223 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10224 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10225 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10226 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10227 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10228 sminv8hi3): Mark commutative
10229 operands. Use ix86_binary_operator_ok.
10230 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10231 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10232 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10233 sse2_punpcklqdq): Allow operand2 in memory.
10234 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10235 sse2_movsd): Add memory alternatives.
10236 (sse_storelps): Turn expander into an insn; split after reload.
10237 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10238 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10240 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10242 * configure.ac (DWARF-2 debug_line): Use objdump.
10243 * configure: Regenerate.
10245 2005-01-08 Jeff Law <law@redhat.com>
10246 Diego Novillo <dnovillo@redhat.com>
10248 PR tree-optimization/18241
10249 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10250 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10251 statements with volatile operands.
10252 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10253 operands after marking a statement with has_volatile_ops.
10255 2005-01-08 Roger Sayle <roger@eyesopen.com>
10257 * tree.c (int_fits_type_p): Always honor integer constant
10258 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10260 2005-01-08 Roger Sayle <roger@eyesopen.com>
10262 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10263 the latent bug in rtl_delete_block has been resolved.
10265 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10267 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10268 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10270 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10272 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10273 library as @multilib_dir@/$(SHLIB_SONAME).
10275 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10277 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10278 * configure: Regenerate.
10280 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10282 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10283 TYPE_MODE.
10285 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10287 PR target/13674
10288 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10289 Convert non-word aligned offset address using ld/std into
10290 indirect address.
10292 2005-01-07 Richard Henderson <rth@redhat.com>
10294 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10296 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10298 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10300 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10302 PR tree-optimization/19283
10303 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10304 is not shorter than the original type.
10306 PR rtl-optimization/19012
10307 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10309 PR rtl-optimization/18861
10310 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10311 (FULL_STATE): Define.
10312 (mark_tablejump_edge): New function.
10313 (purge_dead_tablejump_edges): New function.
10314 (find_bb_boundaries): Use it.
10316 PR tree-optimization/18828
10317 * builtins.c (expand_builtin_next_arg): Remove argument and all
10318 the argument checking.
10319 (expand_builtin): Adjust caller.
10320 (expand_builtin_va_start): Likewise. Remove error for too many
10321 arguments.
10322 (fold_builtin_next_arg): Issue error for too many arguments.
10323 After checking arguments, replace them with magic arguments that
10324 prevent further checking of the args.
10326 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10328 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10330 2005-01-06 Roger Sayle <roger@eyesopen.com>
10332 PR target/6077
10333 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10334 and %{.S:...} (and their negative variants) to test whether the
10335 input file is assembler or pre-processed-assembler independent of
10336 the actual filename extension.
10338 2005-01-06 Roger Sayle <roger@eyesopen.com>
10340 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10341 of sign or zero extended values.
10343 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10345 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10346 for IBM long double format correctly.
10348 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10350 Fix PR tree-optimization/18792
10352 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10353 to first_loop_depth, and use loop depth instead of loop number.
10354 (build_classic_dir_vector): Ditto.
10355 (compute_data_dependences_for_loop): Use depth, not loop number.
10356 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10357 number. Pass in loops, instead of loop numbers.
10358 (gather_interchange_stats): Ditto.
10359 (linear_transform_loops): Ditto.
10361 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10363 PR rtl-opt/13299
10364 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10365 biv_fits_mode_p, extension_within_bounds_p): New functions.
10366 (check_ext_dependent_givs): Use them.
10368 2005-01-06 Roger Sayle <roger@eyesopen.com>
10370 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10371 more than one barrier, in which case we should delete them all.
10373 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10375 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10377 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10379 Fix PR middle-end/19286
10380 Fix PR debug/19267
10381 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10382 output this subprogram, simply ignore this attempt to do it again.
10383 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10384 origin attribute if it's not possible.
10385 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10386 (decls_for_scope): Ditto.
10387 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10388 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10390 2005-01-05 Richard Henderson <rth@redhat.com>
10392 PR target/11327
10393 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10394 (bdesc_2arg): Use it.
10395 (ix86_expand_binop_builtin): Force operands into registers
10396 when optimizing.
10397 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10398 ix86_expand_sse_compare, ix86_expand_sse_comi,
10399 ix86_expand_builtin): Likewise.
10401 2005-01-05 Richard Henderson <rth@redhat.com>
10403 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10404 and VEC_SELECT.
10405 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10406 (mulv4hi3): Set itanium_class mmmul.
10407 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10408 (fpack): Rename from fpack_sfsf.
10410 2005-01-05 Richard Henderson <rth@redhat.com>
10412 PR rtl-opt/10692
10413 * reload1.c (do_input_reload): Restrict the optimization deleteing
10414 a previous output reload to RELOAD_FOR_INPUT.
10416 2005-01-05 Steven Bosscher <stevenb@suse.de>
10418 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10419 comment that we fall through after case.
10420 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10421 (distribute_links): Likewise.
10422 * cse.c (cse_insn): Likewise.
10423 * cselib.c (cselib_invalidate_mem): Likewise.
10424 * df.c: Update comments at the top of the file.
10425 (read_modify_subreg_p): Update comments here too.
10426 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10427 * flow.c (mark_set_1): Likewise.
10428 (mark_used_regs): Likewise.
10429 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10430 (canon_list_insert): Likewise.
10431 (mark_set): Likewise.
10432 (try_replace_reg): Likewise.
10433 (store_killed_in_insn): Likewise.
10434 * loop.c (count_one_set): Likewise.
10435 (basic_induction_var): Likewise.
10436 * postreload-gcse.c (find_mem_conflicts): Likewise.
10437 * postreload.c (reload_combine_note_store): Likewise.
10438 (move2add_note_store): Likewise.
10439 * reload.c (find_equiv_reg): Likewise.
10440 (mark_referenced_resources): Likewise.
10441 * rtlanal.c (set_noop_p): Likewise.
10442 (note_stores): Likewise.
10443 (note_uses): Likewise.
10444 * sched-deps.c (sched_analyze_1): Likewise.
10445 * sched-rgn.c (check_live_1): Likewise.
10446 (update_live_1): Likewise.
10447 * config/i860/i860.c: Likewise.
10449 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10450 an lvalue.
10451 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10453 * doc/rtl.texi: Update documentation for bit-fields and SET.
10455 2005-01-05 Roger Sayle <roger@eyesopen.com>
10457 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10459 2005-01-05 Jan Hubicka <jh@suse.cz>
10460 Richard Henderson <rth@redhat.com>
10462 PR target/18910
10463 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10464 with an offset.
10466 2005-01-05 Richard Henderson <rth@redhat.com>
10468 PR target/12902
10469 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10470 (sse_shufps): Change operand 3 to const_int_operand.
10471 (sse2_storelps): Fix typo in template.
10472 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10473 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10474 (ix86_expand_builtin): Likewise.
10476 2005-01-05 Julian Brown <julian@codesourcery.com>
10478 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10479 as aggregates for AAPCS ABIs.
10481 2005-01-05 Stan Shebs <shebs@apple.com>
10483 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10484 Mach-O getters if ppc64.
10485 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10486 size argument.
10487 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10488 signed four-byte field for global code case.
10489 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10491 2005-01-05 Roger Sayle <roger@eyesopen.com>
10493 PR middle-end/19100
10494 * c-common.c: Include real.h.
10495 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10496 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10497 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10498 * Makefile.in (c-common.o): Update dependencies.
10500 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10502 * c-parse.in (asm_string): Add trailing semicolon.
10504 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10506 * c-parse.in (asm_string): New. Don't allow wide strings in
10507 'asm'.
10508 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10509 asm_string instead of STRING.
10511 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10513 * c-typeck.c (constructor_no_implicit): Remove.
10514 (set_designator, process_init_element): Don't check
10515 constructor_no_implicit.
10517 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10518 Kaz Kojima <kkojima@gcc.gnu.org>
10520 PR target/16482
10521 * lcm.c (create_pre_exit): New.
10522 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10523 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10525 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10527 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10528 -msoft-float in target_float_switch.
10529 * arm.c (arm_override_options): Fix processing of target_float_switch.
10531 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10533 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10534 preferencing.
10536 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10538 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10539 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10541 2005-01-04 Roger Sayle <roger@eyesopen.com>
10543 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10544 if deleting the then-block allows the test-block to fallthru to the
10545 else-block.
10547 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10549 PR c/19152
10550 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10551 after the full declaration if the are in two different TUs.
10553 2005-01-04 Richard Henderson <rth@redhat.com>
10555 PR tree-opt/19158
10556 * tree-sra.c (generate_one_element_init): Just
10557 call gimplify_and_add.
10558 (generate_element_init): Record the
10559 new referenced variables and mark them for renaming
10560 and split out to ...
10561 (generate_element_init_1): This.
10562 (scalarize_init): Don't call push_gimplify_context/
10563 pop_gimplify_context.
10565 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10567 * toplev.c (get_src_pwd): Handle failure of getpwd().
10569 2005-01-04 Roger Sayle <roger@eyesopen.com>
10571 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10572 of TRUTH_NOT_EXPR.
10573 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10574 all the cases handled by it are inverted by invert_truthvalue.
10576 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10578 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10579 (save_register_windowsi): Likewise.
10581 2005-01-04 Richard Henderson <rth@redhat.com>
10583 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10585 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10587 PR middle-end/17767
10588 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10589 any simplifications of vector mode comparison operators.
10590 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10592 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10593 Devang Patel <dpatel@apple.com>
10595 PR tree-optimization/18308
10596 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10597 the operands before creating a new expression.
10598 * dojump.c (do_jump): Make drop_through_label available
10599 for all cases. Add expansion of COND_EXPR.
10601 2005-01-04 Ira Rosen <irar@il.ibm.com>
10603 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10604 INTEGER_CST instead of TREE_CONSTANT.
10605 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10606 instead of TREE_CONSTANT.
10607 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10608 instead of TREE_CONSTANT.
10610 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10612 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10614 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10616 PR target/19240
10617 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10618 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10620 2005-01-03 Richard Henderson <rth@redhat.com>
10622 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10623 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10624 fold_convert_const_real_from_real): Split out from ...
10625 (fold_convert_const): ... here.
10627 2005-01-03 Richard Henderson <rth@redhat.com>
10629 PR target/19235
10630 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10631 (mov<MMXMODEI>_internal): Likewise.
10632 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10633 Add V2SF case; use it for SSE1; don't use TI.
10634 (movdf_integer): Likewise.
10635 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10637 2005-01-03 Ira Rosen <irar@il.ibm.com>
10639 * tree-vectorizer.c (vect_strip_conversions): New function.
10640 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10641 check for binary class.
10643 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10645 Fix PR debug/17924
10646 Fix PR debug/19191
10647 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10648 is a decl.
10649 * gimple-low.c (mark_blocks_with_used_vars): New function.
10650 (mark_blocks_with_used_subblocks): Ditto.
10651 (mark_used_blocks): Ditto.
10652 (pass_mark_used_blocks): New pass.
10653 * tree-inline.c: Include debug.h.
10654 (expand_call_inline): Call outlining_inline_function here.
10655 * tree-optimize.c (init_tree_optimization_passes): Add
10656 pass_mark_used_blocks.
10657 * tree-pass.h (pass_mark_used_blocks): New.
10658 * Makefile.in (tree-inline.o): Add debug.h dependency.
10660 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10662 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10663 VAR_DECLs to have weak_import attribute.
10665 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10666 'struct ucontext'.
10668 2004-01-03 Steven Bosscher <stevenb@suse.de>
10670 * passes.c (rest_of_compilation): Don't run regmove if only
10671 flag_expensive_optimizations, require flag_regmove instead.
10673 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10675 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10676 register "sparc".
10677 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10678 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10679 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10680 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10682 2005-01-03 Richard Henderson <rth@redhat.com>
10684 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10685 (ia64_const_ok_for_letter_p): New.
10686 (ia64_const_double_ok_for_letter_p): New.
10687 (ia64_extra_constraint): New.
10688 (ia64_expand_vecint_compare): New.
10689 (ia64_expand_vcondu_v2si): New.
10690 (ia64_expand_vecint_cmov): New.
10691 (ia64_expand_vecint_minmax): New.
10692 (ia64_print_operand): Add 'v'.
10693 (ia64_preferred_reload_class): New.
10694 (ia64_vector_mode_supported_p): New.
10695 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10696 (PREFERRED_RELOAD_CLASS): Move to function.
10697 (CONST_OK_FOR_LETTER_P): Move to function.
10698 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10699 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10700 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10701 (EXTRA_CONSTRAINT): Move to function.
10702 * config/ia64/ia64.md: Include vect.md.
10703 (itanium_class): Add mmalua.
10704 (type): Handle it.
10705 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10706 (1b_mmalua): New.
10707 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10708 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10709 CONST0_RTX.
10710 (const_int_2bit_operand): New.
10711 (fr_reg_or_0_operand): New.
10712 * config/ia64/ia64-modes.def: Add vector modes.
10713 * config/ia64/ia64-protos.h: Update.
10714 * config/ia64/vect.md: New file.
10716 2005-01-03 Richard Henderson <rth@redhat.com>
10718 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10720 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10722 PR target/19236
10723 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10724 to SFmode.
10725 (log1pdf2): Change mode of operands[0,1] to DFmode.
10727 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10729 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10730 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10731 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10732 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10733 SPARC_RELAXED_ORDERING.
10735 2005-01-03 Richard Henderson <rth@redhat.com>
10736 Uros Bizjak <uros@kss-loka.si>
10738 PR target/14631
10739 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10740 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10741 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10742 handling.
10743 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10744 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10745 const_pow2_1_to_128_operand): New predicates.
10747 2005-01-02 Greg McGary <greg@mcgary.org>
10749 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10750 anonymous decls.
10751 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10752 object. [ptr_type]: Remove unused variable.
10753 Remember nearest addressable array-element or record-component
10754 when checking bitfield components. Tolerate empty BIND_EXPR.
10756 2005-01-01 Richard Henderson <rth@redhat.com>
10758 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10759 that don't narrow the value. Fail for other conversions.
10761 2005-01-01 Richard Henderson <rth@redhat.com>
10763 PR c/19031
10764 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10765 * c-lang.c (finish_file): Don't do it here.
10766 * objc/objc-act.c (objc_finish_file): Likewise.
10768 * cgraph.c (decl_assembler_name_equal): New.
10769 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10770 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10771 * cgraph.h (struct cgraph_varpool_node): Add next.
10772 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10773 * varasm.c (assemble_alias): Mark the target as needed.
10775 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10777 PR middle-end/19221
10778 * function.c (get_arg_pointer_save_area): Use entry_of_function
10779 instead of get_insns.
10781 2005-01-01 Roger Sayle <roger@eyesopen.com>
10782 Andrew Pinski <pinskia@physics.uc.edu>
10783 James E. Wilson <wilson@specifixinc.com>
10785 PR rtl-optimization/12092
10786 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10787 is zero.
10789 2005-01-01 Roger Sayle <roger@eyesopen.com>
10790 Olivier Hainque <hainque@act-europe.fr>
10792 * tree.c (int_fits_type_p): A narrower type always fits in a
10793 wider one, except for negative values into unsigned types.
10795 2005-01-01 Roger Sayle <roger@eyesopen.com>
10797 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10798 with the original constant rather than require TREE_OVERFLOW.
10800 2005-01-01 Steven Bosscher <stevenb@suse.de>
10802 PR middle-end/17544
10803 * c-decl.c (finish_function): If compiling C99, annotate the
10804 compiler generated return with the current file name and line 0.
10805 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10806 the source line is greater than 0.
10807 (remove_bb): Likewise.