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Fix numerous IA-64 C++ failures, IA-64 bootstrap trouble.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2005-04-06  James E Wilson  <wilson@specifixinc.com>
2
3         PR target/20717
4         * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
5         ADDR_EXPR.
6
7 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
8
9         * coverage.h (GCOV_TYPE_NODE): Delete.
10         * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
11         (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
12         * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
13         (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
14         * value-prof.c (tree_divmod_fixed_value_transform): Delete.
15
16 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
17
18         PR other/20792
19         * Makefile.in (gcc.pot): Remove options.c dependency.
20         * optc-gen.awk: Don't quote help strings with N_().
21
22 2005-04-06  James A. Morrison  <phython@gcc.gnu.org>
23
24         * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
25         the function returns a pointer type.
26
27 2005-04-06  Daniel Berlin  <dberlin@dberlin.org>
28
29         * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
30         * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
31         * doc/invoke.texi: Documnet salias-max-implicit-fields.
32         * tree-ssa-alias.c (struct used_part): Add implicit_uses and
33         explicit_uses members.
34         (get_or_create_used_part_for): Initialize new fields.
35         (fieldoff_compare): New function.
36         (create_overlap_variables_for): Count number of fields, use
37         heuristic to determine whether to create subvars for vars with
38         only implicit uses.
39         Sort the field list by offset and avoid creating duplicate SFT's.
40
41 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
42
43         * c.opt (-F): Remove trailing whitespace from help string.
44         (-finput-charset): Use a tab to separate the switch name and help
45         string.
46         * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
47         (-ftree-vectorizer-verbose): Likewise.
48
49 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
50
51         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
52         a PHI argument where a use occurs instead of all PHI arguments.
53
54 2005-04-06  Joseph S. Myers  <joseph@codesourcery.com>
55
56         * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
57         scope.
58
59 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
60
61         * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
62         tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
63         config/bfin/bfin.h: Fix comment typos.
64
65 2005-04-06  Ranjit Mathew  <rmathew@hotmail.com>
66
67         * doc/install.texi: Update the URL for Jacks.
68         * doc/sourcebuild.texi: Likewise.
69
70 2005-04-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
71
72         PR target/17245
73         * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
74         Revert 2004-10-08 patch.  Reject TFmode LO_SUM in 32-bit mode.
75
76 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
77
78         * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
79
80 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
81
82         * config/v850/v850-protos.h (override_options): Delete.
83         * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
84         (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
85         (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
86         (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
87         (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
88         (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
89         (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
90         (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
91         (OVERRIDE_OPTIONS): Delete.
92         (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
93         (small_memory_info): Remove the value field.
94         (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
95         TARGET_NO_APP_REGS.
96         * config/v850/v850.c (small_memory): Remove the value field.
97         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
98         (override_options): Delete.
99         (v850_handle_memory_option, v850_handle_option): New functions.
100         * config/v850/v850.opt: New file.
101
102 2005-04-06  Geoffrey Keating  <geoffk@apple.com>
103
104         * config.host: Add a section for generic hosts, and a subsection
105         for Darwin.  Add a case for x86-darwin.  Update ppc-darwin case.
106         * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
107         * config/host-darwin.h: New.
108         * config/x-darwin: New.
109         * config/i386/host-i386-darwin.c: New.
110         * config/i386/x-darwin: New.
111         * config/rs6000/host-darwin.c: Include host-darwin.h.
112         (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
113         (darwin_rs6000_gt_pch_use_address): Likewise.
114         * config/rs6000/x-darwin: Change name of .o built, update
115         dependencies for changes to rs6000/host-darwin.c.
116
117 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
118
119         PR target/17824
120         * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
121
122 2005-04-06  Dorit Naishlos  <dorit@il.ibm.com>
123
124         * tree-vect-analyze.c (vect_analyze_loop_form): Call
125         split_loop_exit_edge instead of loop_split_edge_with. 
126
127 2005-04-06  Paolo Bonzini  <bonzini@gnu.org>
128
129         * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
130         UNSPEC_SET_VSCR): New constants, used throughout.
131         (*andc3_v4sf): New.
132         (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
133         Replace with...
134         (altivec_vspltis<VI_char>): ... this pattern, using
135         a QImode const_int_operand for the immediate.
136         (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
137         define_expands.
138
139 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
140
141         PR target/17822
142         * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
143
144 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
145
146         * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
147
148 2005-04-06  Ben Elliston  <bje@au.ibm.com>
149
150         * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
151         DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
152         macros as living in "this file" and not gcc.h.
153
154 2005-04-06  Ben Elliston  <bje@au.ibm.com>
155
156         * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
157         -ftree-live_range_split.  Perhaps renamed at some point?
158
159 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
160
161         PR target/20625
162         * tree-ssa-loop-ivopts.c (generic_type_for): New function.
163         (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
164
165 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
166
167         * tree-flow.h (number_of_iterations_cond): Declaration removed.
168         * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
169         (number_of_iterations_special): New function.
170         (number_of_iterations_exit): Use number_of_iterations_special.
171         Use simplify_using_outer_evolutions only at -O3.
172         (number_of_iterations_cond, tree_simplify_using_condition,
173         simplify_using_initial_conditions, loop_niter_by_eval,
174         compare_trees, can_count_iv_in_wider_type_bound,
175         simplify_using_outer_evolutions): Use fold_build.
176
177 2005-04-05  Thomas Fitzsimmons  <fitzsim@redhat.com>
178
179         * doc/install.texi (Configuration): Document --with-java-home.
180
181 2005-04-05  Richard Henderson  <rth@redhat.com>
182
183         PR target/20342
184         PR target/20447
185         * config/i386/i386.c (print_operand): Handle vector zeros.
186         (ix86_split_to_parts): Handle CONST_VECTOR.
187         (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
188         (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
189         what modes to tie for MMX and SSE registers.
190         * config/i386/i386.h (MMX_REG_MODE_P): Remove.
191         * config/i386/i386.md: Extend move 0 -> xor peephole to apply
192         to vector modes as well.
193         * config/i386/predicates.md (const0_operand): Handle VOIDmode
194         properly as an input mode.
195
196 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
197
198         * tree-ssa-operands.c (verify_abort): Use %p for pointers.
199
200 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
201
202         * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
203
204 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
205
206         * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
207         and local functions, set sse_nregs to 8 and float_in_sse.
208         (function_arg_advance, function_arg): If float_in_sse, pass
209         SFmode and DFmode arguments in SSE registers.
210         * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
211
212         * config/i386/i386.c (ix86_value_regno): Only optimize local functions
213         of -funit-at-a-time.
214
215 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
216
217         * config/i386/i386-protos.h (ix86_function_value): Accept two
218         arguments, like the target macro.
219         * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
220         * config/i386/i386.c (ix86_function_value): Accept the second
221         argument of the target macro.
222         (ix86_function_ok_for_sibcall): Pass a function pointer to
223         ix86_function_value.
224         (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
225         call to ix86_value_regno).
226         (ix86_value_regno): Add support for returning floating point values
227         in SSE registers.
228
229 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
230
231         PR tree-optimization/20076
232         * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
233         that call __builtin_return or __builtin_apply_args.
234
235 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
236
237         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
238         Use immediate use iterator.
239         (stmt_is_bumper_for_loop): Use immediate use iterator.
240         * predict.c (strip_builtin_expect): Use update_stmt.
241         * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
242         on all elements of a STATEMENT_LIST.
243         (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
244         (bsi_remove): Remove imm_use links and mark the stmt as modified.
245         (bsi_replace): Mark stmt as modified and the update it.
246         * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
247         (expand_complex_libcal): Call update_stmt.
248         (expand_complex_comparison): Call mark_stmt_modified.
249         (expand_complex_operations_1): Call update_stmt_if_modified.
250         (expand_vector_operations_1): Call mark_stmt_modified.
251         * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
252         compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
253         add_immediate_use, redirect_immediate_use,
254         redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
255         dump_immediate_uses_for, debug_immediate_uses_for): Delete.
256         (mark_new_vars_to_rename): Call update_stmt.
257         * tree-dump.c (dump_option_value_in): Add "stmtaddr".
258         * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.  
259         Ignore PHI nodes.
260         (unmodify_stmt): Delete.
261         (update_stmt): New.  Force an update of a stmt.
262         (update_stmt_if_modified): update a stmt if it is out of date.
263         (get_stmt_operands): Verify stmt is NOT modified. 
264         (stmt_modified_p): Update comment.
265         (delink_imm_use): Remove a use node from its immuse list.
266         (link_imm_use_to_list): Link a use node to a specific list.
267         (link_imm_use): Link a node to the correct list.
268         (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
269         it in the correct list, if appropriate.
270         (link_imm_use_stmt): Link a use node, and set the stmt pointer.
271         (relink_imm_use): Link a use node in place of another node in a list.
272         (relink_imm_use_stmt): LInk a node in place of another node, and set
273         the stmt pointer.
274         (end_safe_imm_use_traverse): New.  Terminate a safe immuse iterator.
275         (end_safe_imm_use_p): New.  Check for the end of a safe immuse iterator.
276         (first_safe_imm_use): New.  Initialize a safe immuse iterator.
277         (next_safe_imm_use): New.  Proceed to next safe immuse iterator value.
278         (end_readonly_imm_use_p): New.  Check for end of a fast immuse iterator.
279         (first_readonly_imm_use): New.  Initialize a fast immuse iterator.
280         (next_readonly_imm_use): New.  Get the next fast immuse iterator value.
281         (has_zero_uses): New.  Return true if there are no uses of a var.
282         (has_single_use): New.  Return true if there is only a single use of a
283         variable.
284         (single_imm_use): New.  Return the simgle immediate use.
285         (num_imm_uses): New.  Return the number of immediate uses.
286         (get_v_must_def_ops): Use is now a pointer.
287         (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
288         get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of 
289         the use node.
290         (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
291         (delink_stmt_imm_use): Delink all immuses from a stmt.
292         (phi_arg_index_from_use): New.  Return a phi arg index for a use.
293         * tree-flow.h (struct dataflow_d): Delete.
294         (immediate_use_iterator_d): New.  Immediate use iterator struct.
295         (FOR_EACH_IMM_USE_FAST): New.  Macro for read only immuse iteration.
296         (FOR_EACH_IMM_USE_SAFE): New.  Macro for write-safe immuse iteration.
297         (BREAK_FROM_SAFE_IMM_USE): New.  Macro for earlyu exit from write-safe 
298         iteration.
299         (struct stmt_ann_d): Remove dataflow_t from struct.
300         * tree-if-conv.c (tree_if_conversion).  Don't call free_df.
301         (if_convertible_phi_p): Use FAST immuse iterator.
302         (if_convertible_loop_p): Don't call compute_immediate_uses.
303         (replace_phi_with_cond_modify_expr): Call update_stmt.
304         * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call 
305         update_stmt_if_modified.
306         (rewrite_all_into_ssa): Initialize ssa operands.
307         * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
308         compute_immediate_uses.
309         * tree-optimize.c (execute_todo): Call verify_ssa whenever the 
310         ssa_property is available.
311         (execute_one_pass):  Change parameters passed to execute_todo.
312         * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
313         (remove_ssa_form): Call fini_ssa_operands.
314         (insert_backedge_copies): Delete call to modify_stmt.
315         * tree-phinodes.c (make_phi_node): Initialize use nodes.
316         (release_phi_node): Delink any use nodes before releasing.
317         (resize_phi_node): Relink any use nodes.
318         (remove_phi_arg_num): Delink the use node.
319         (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
320         (remove_all_phi_nodes_for): Release phi node first.
321         * tree-pretty-print.c (dump_generic_node): Print stmt address.
322         * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
323         (scalarize_use, scalarize_copy): Call update_stmt.
324         * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
325         (compute_points_to_and_addr_escape): Call mark_stmt_modified.
326         * tree-ssa-cpp.c (need_imm_uses_for): Delete.
327         (ccp_initialize): Remove call to compute_immediate_uses.
328         (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
329         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified 
330         stmts.
331         (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
332         (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
333         (eliminate_redundant_computations): Call mark_stmt_modified.
334         (cprop_operand): Call mark_stmt_modified.
335         (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
336         * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
337         (dse_optimize_stmt): Use new immuse interface.
338         (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
339         * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
340         (substitute_single_use_vars): Use new immuse interface.
341         (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
342         and compute_immediate_uses.
343         * tree-ssa-loop-im.c (single_reachable_address): Use new immuse 
344         interface.
345         (rewrite_mem_refs): Call update_stmt.
346         (determine_lsm): Remove call to compute_imm_uses and free_df.
347         * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
348         (try_unroll_loop_completely): Call update_stmt.
349         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
350         (rewrite_use_compare): Call update_stmt.
351         (compute_phi_arg_on_exit): Insert each stmt before trying to process.
352         (rewrite_use) : Call update_stmt.
353         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
354         * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call 
355         update_stmt.
356         * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
357         (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
358         (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
359         use nodes.
360         (initialize_vuse_operand): New.  Initialize a vuse operand.
361         (initialize_v_may_def_operand): New.  Initialize a maydef operand.
362         (initialize_v_must_def_operand): New.  Initialize a mustdef operand.
363         (finalize_ssa_defs): Use stmt parameter.
364         (correct_use_link): Ensure a use node is in the correct list, and has
365         the correct stmt pointer.
366         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
367         finalize_ssa_v_must_defs): Also initialize use nodes.
368         (finalize_ssa_stmt_operands): Pass extra stmt operands.
369         (build_ssa_operands): Seperate parsing from final operand construction.
370         (parse_ssa_operands): New.  Parse entry point for operand building.
371         (swap_tree_operands): New.  Swap 2 tree operands.
372         (update_stmt_operands): Ranamed from get_stmt_operands.  Always builds
373         operands.
374         (get_expr_operands): Call swap_tree_operands when needed.
375         (copy_virtual_operands): Use initialize routines for virtual use ops.
376         (create_ssa_artficial_load_stmt): Add extra stmt parameter.
377         (verify_abort): New.  Issue imm_use error.
378         (verify_imm_links): New Verify imm_use links for a var.
379         (dump_immediate_uses_for): New.  Dump imm_uses for a var to file.
380         (dump_immediate_uses): New.  Dump imm_uses for all vars to file.
381         (debug_immediate_uses): New.  Dump imm_uses for all vars to stderr.
382         (debug_immediate_uses_for): New.  Dump imm_uses for a var to stderr.
383         * tree-ssa-operands.h (struct use_operand_ptr): Delete.
384         (NULL_USE_OPERAND_P) Define.
385         (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
386         use node.
387         (struct vuse_operand_type): New struct.
388         (SET_USE): Call set_ssa_use_from_ptr.
389         (USE_STMT): Define.
390         (PHI_ARG_INDEX_FROM_USE): Define.
391         * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi 
392         argument via SET_USE, not PHI_ARG_DEF_TREE.
393         * tree-ssa-pre.c (eliminate): Call update_stmt.
394         * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators.  Don't
395         call free_df.
396         * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
397         (nearest_common_dominator_of_uses): Use imm_use iterator.
398         (statement_sink_location): Use imm_use iterator and interface.
399         (execute_sink_code): Don't call compute_immediate_uses or free-df.
400         * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
401         PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
402         * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
403         (verify_ssa): Ensure no stmt is marked modify after optimization pass
404         if new parameter is true.
405         (init_tree_ssa): Don't initialize operand cache here.
406         (delete_tree_ssa): Don't destroy operand cache here.
407         (propagate_into_addr): Pass in a use pointer, return true if anything
408         was changed.
409         (replace_immediate_uses): Use imm_use iterator, call update_stmt.
410         (check_phi_redundancy): Use imm_use iterator.
411         (kill_redundant_phi_nodes): Don't call compute_immediate_uses or 
412         free_df.
413         * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
414         (release_ssa_name): Delink node and all elements in its imm_use list.
415         * tree-tailcall.c (adjust_return_value): Call update_stmt.
416         * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
417         * tree-vectorizer.c (need_imm_uses_for): Delete.
418         (vectorize_loops): Dont call compute_immediate_uses or free_df.
419         * tree.h (struct ssa_imm_use_d): Define.
420         (SSA_NAME_IMM_USE_NODE): Define.
421         (struct tree_ssa_name): Add imm_use node.
422         (PHI_DF): Delete.
423         (PHI_ARG_IMM_USE_NODE): Define.
424         (struct phi_arg_d): Add imm_use node.
425         (struct tree_phi_node): Remove struct dataflow_d element.
426         (TDF_STMTADDR): Define.
427
428 2005-04-05  Dale Johannesen  <dalej@apple.com>
429
430         * doc/invoke.texi (Optimization Options):  Remove
431         duplicate -fcse-follow-jumps.  Add -fweb.
432         (-ftree-lim):  Fix spelling (-ftree-loop-im, invariants).
433         (-fivcanon):  Fix spelling (-ftree-loop-ivcanon).
434
435 2005-04-05  Per Bothner  <per@bothner.com>
436
437         * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
438         to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
439         (warn_uninit): Get EXPR_LOCUS from context now instead.
440         This fixes a USE_MAPPED_LOCATION testsuite failure.
441
442         * tree-ssa.c (warn_uninitialized_var): Remove useless local.
443
444 2005-04-05  Per Bothner  <per@bothner.com>
445
446         * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
447         of the artification 'return 0' in main() to BUILTINS_LOCATION.
448         * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
449         before warning. 
450
451 2004-04-05  Devang Patel  <dpatel@apple.com>
452
453         * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
454         (lhsr<mode>3): ... new name.
455         (altivec_vsra<VI_char>): Rename to ..
456         (ashr<mode>3): ... new name.
457         * config/rs6000/rs6000.c (builtin_description): Rename shift
458         operations.
459         
460 2004-04-05  Paolo Bonzini  <bonzini@gnu.org>
461
462         * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
463         gen_lowpart_for_combine.
464         * cse.c (gen_lowpart_if_possible): Move...
465         * rtlhooks.c (gen_lowpart_if_possible): ... here.  Also try
466         gen_lowpart_SUBREG.
467         (gen_lowpart_no_emit_general): Use it.
468
469 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
470
471         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
472         overriding.
473
474 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
475
476         * system.h: Fix typo.
477
478 2005-04-05  Bernd Schmidt  <bernd.schmidt@analog.com>
479
480         * config/bfin/bfin-modes.def: New file.
481         * config/bfin/bfin-protos.h: New file.
482         * config/bfin/bfin.c: New file.
483         * config/bfin/bfin.h: New file.
484         * config/bfin/bfin.md: New file.
485         * config/bfin/bfin.opt: New file.
486         * config/bfin/crti.s: New file.
487         * config/bfin/crtn.s: New file.
488         * config/bfin/elf.h: New file.
489         * config/bfin/lib1funcs.asm: New file.
490         * config/bfin/predicates.md: New file.
491         * config/bfin/t-bfin: New file.
492         * config/bfin/t-bfin-elf: New file.
493         * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
494         Document new attributes.
495         (interrupt, interrupt_handler, saveall): Update documentation for
496         these attributes.
497         * doc/install.texi (Specific): Add entry for the Blackfin.
498         * doc/invoke.texi (Blackfin Options): New section.
499         * doc/md.texi (Blackfin family): New section to document constraints.
500         * config.gcc: Add bfin*-* and bfin*-elf configurations.
501
502 2005-04-05  Olivier Hainque  <hainque@adacore.com>
503         
504         * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
505         match what the system unwinder expects.
506         * config/mips/mips.c (mips_frame_set): If we're saving the return
507         address register and the dwarf return address column number differs
508         from the hard register number, adjust the note reg to refer to the
509         former.
510
511 2004-04-05  Richard Sandiford  <rsandifo@redhat.com>
512
513         * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
514         * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
515         (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
516         (processor_type): New enum.
517         (mn10300_processor): New variable.
518         (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
519         (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
520         * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
521         (PROCESSOR_DEFAULT): New macro.
522         * config/mn10300/mn10300.c (mn10300_processor): New variable.
523         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
524         (mn10300_handle_option, mn10300_override_options): New functions.
525         * config/mn10300/mn10300.opt: New file.
526
527 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
528             Sebastian Pop <sebastian.pop@cri.ensmp.fr>
529
530         PR tree-optimization/19903
531         * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
532         that don't fit in their type after conversion.
533
534 2005-04-05 Uros Bizjak <uros@kss-loka.si>
535
536         PR target/20421
537         * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
538         (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
539         Allocate local stack slots here.  Set ix86_optimize_mode_switching.
540         flag here. Implement using define_insn_and_split.  
541         (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
542         (frndintxf2_mask_pm_i387): New insn patterns.
543         (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
544         Do not set ix86_optimize_mode_switching flag.
545         (ceilsf2, ceildf2, ceilxf2): Same.
546         (btruncsf2, btruncdf2, btruncxf2): Same.
547         (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
548
549 2005-04-05  Ian Lance Taylor  <ian@airs.com>
550
551         PR debug/9963
552         * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
553         i386_pe_record_external_function.
554         (i386_pe_record_external_function): Update declaration.
555         * config/i386/winnt.c (struct extern_list): Add decl field.
556         (i386_pe_record_external_function): Add decl parameter.
557         (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
558         identifier.
559         * config/i386/i386-protos.h (i386_pe_record_external_function):
560         Update declaration.
561
562 2005-04-05  Kazu Hirata  <kazu@cs.umass.edu>
563
564         * config/m68k/m68k-protos.h: Add a prototype for
565         valid_dbcc_comparison_p_2.
566         * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
567         extend_operator, const_uint32_operand, const_sint32_operand,
568         general_src_operand, nonimmediate_src_operand,
569         memory_src_operand, post_inc_operand, pre_dec_operand,
570         pcrel_address): Move to predicates to predicates.md.
571         * config/m68k/m68k.h (PREDICATE_CODES): Remove.
572         * config/m68k/m68k.md: Include predicates.md.
573         * config/m68k/predicates.md: New.
574
575 2005-04-04  Roger Sayle  <roger@eyesopen.com>
576
577         * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
578
579         * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
580
581 2005-04-04  Ian Lance Taylor  <ian@airs.com>
582
583         * c-typeck.c (struct c_switch): Rename switch_stmt field to
584         switch_expr.
585         (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
586         (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
587         (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
588         Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
589         * c-common.c (c_do_switch_warnings_1): New static function broken
590         out of c_do_switch_warnings.
591         (c_do_switch_warnings): Call c_do_switch_warnings_1.
592         (c_do_switch_expr_warnings): New function.
593         * c-common.h (c_do_switch_expr_warnings): Declare.
594
595 2005-04-04  David Edelsohn  <edelsohn@gnu.org>
596             Daniel Jacobowitz  <dan@codesourcery.com>
597
598         * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
599         trapping divide.
600         * rtlanal.c (may_trap_p): Same.
601
602 2005-04-04  Dale Johannesen  <dalej@apple.com>
603
604         * ChangeLog:  remove reference to ChangeLog.12.
605
606 2005-04-05  Hans-Peter Nilsson  <hp@axis.com>
607
608         CRIS epilogue as RTL.
609         * config/cris/cris.md: Change all 0 in unspec 0 to
610         CRIS_UNSPEC_PLT.
611         (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
612         ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
613         patterns.
614         ("return"): Change to define_expand.  Call cris_expand_return for
615         actual expansion.
616         ("*return_expanded"): New pattern.
617         ("epilogue"): New define_expand.
618         * config/cris/cris.h (PREDICATE_CODES): Add
619         cris_load_multiple_op.
620         * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
621         type.
622         (enum cris_retinsn_type): New.
623         (struct machine_function): New member return_type.
624         (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
625         (cris_target_asm_function_epilogue): Remove, moving RTLified
626         contents to...
627         (cris_expand_epilogue): New function.
628         (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
629         (cris_gen_movem_load, cris_load_multiple_op)
630         (cris_return_address_on_stack_for_return, cris_expand_return): New
631         functions.
632         (cris_target_asm_function_prologue)
633         (cris_initial_frame_pointer_offset): Call
634         cris_reg_saved_in_regsave_area instead of complicated expression.
635         Call cris_return_address_on_stack instead of an expression.
636         (cris_print_operand) <case 'o', case 'O'>: New cases.
637         (cris_return_address_on_stack): Change return-type to bool.
638         (cris_simple_epilogue): Ditto.  Return false if registers are
639         saved.
640         * config/cris/cris-protos.h (cris_simple_epilogue)
641         (cris_return_address_on_stack): Adjust prototype return type.
642         (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
643         (cris_return_address_on_stack_for_return): New prototypes.
644
645 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
646
647         * config/frv/frv.h (PREDICATE_CODES): Add CONST to
648         gpr_or_int12_operand.
649
650         * config/frv/frv-protos.h: Add a prototype to
651         frv_legitimate_memory_operand and frv_const_unspec_p.
652         (frv_unspec): Move from frv.c.
653         * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
654         (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
655         (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
656         gpr_or_fpr_operand, gpr_or_int12_operand,
657         gpr_fpr_or_int12_operand, fpr_or_int6_operand,
658         gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
659         int6_operand, int5_operand, uint5_operand, uint4_operand,
660         uint1_operand, int_2word_operand, uint16_operand,
661         upper_int16_operand, integer_register_operand,
662         gpr_no_subreg_operand, fpr_operand, even_reg_operand,
663         odd_reg_operand, even_gpr_operand, odd_gpr_operand,
664         quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
665         dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
666         move_destination_operand, movcc_fp_destination_operand,
667         frv_function_symbol_referenced_p, move_source_operand,
668         condexec_dest_operand, condexec_source_operand,
669         reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
670         const_unspec_operand, gpr_or_memory_operand,
671         gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
672         icc_operand, fcc_operand, cc_operand, icr_operand,
673         fcr_operand, cr_operand, call_operand, sibcall_operand,
674         symbolic_operand, relational_operator,
675         integer_relational_operator, float_relational_operator,
676         ccr_eqne_operator, minmax_operator,
677         condexec_si_binary_operator, condexec_si_media_operator,
678         condexec_si_divide_operator, condexec_si_unary_operator,
679         condexec_sf_conv_operator, condexec_sf_add_operator,
680         condexec_memory_operand, intop_compare_operator, acc_operand,
681         even_acc_operand, quad_acc_operand, accg_operand: Move to
682         predicates.md.
683         * config/frv/frv.h (PREDICATE_CODES): Remove.
684         * config/frv/frv.md: Include predicates.md.
685         * config/frv/predicates.md: New.
686
687 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
688
689         PR target/19537
690         * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
691         * tree-ssa-loop-ivopts.c: Include langhooks.h.
692         (add_standard_iv_candidates_for_size): New function, extracting code
693         from add_standard_iv_candidates and parameterizing it by type size.
694         (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
695
696 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
697
698         * system.h (GCOV_SIZE_TYPE): Unposion.
699         * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
700         (GCOV_TYPE_SIZE): ...this new macro.
701         * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
702         * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
703         (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
704         (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
705         (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
706         instead of unsigned_intSI_type_node.
707         * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
708         (rtl_gen_one_value_profiler_no_edge_manipulation)
709         (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
710         * value-prof.c: Include coverage.h.
711
712 2005-04-02  Daniel Berlin  <dberlin@dberlin.org>
713             Diego Novillo <dnovillo@redhat.com>
714             
715         Fix PR tree-optimization/20703
716         Fix PR tree-optimization/20725
717         
718         * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
719         (create_expression_by_pieces): Ditto.
720         (valid_in_set): Ditto. Also handle tcc_declaration.
721         (find_or_generate_expression): Handle comparison class.
722         (insert_into_preds_of_block): Ditto.
723         (insert_aux): Ditto.
724         (create_value_expr_from): Handle comparison class, recursively
725         handle reference nodes.
726         (compute_avail): Handle comparison classes, rewrite a little cleaner.
727         (execute_pre): Fix spacing.
728         (do_fre): Renamed to execute_fre.
729
730 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
731
732         * doc/invoke.texi (SPARC options): Document that
733         -mlittle-endian is not supported on Linux either.
734
735 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
736
737         PR target/4198
738         PR target/12027
739         * config.gcc (Obsolete configurations): Remove
740         sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
741         (sparclite-*-coff*): Delete.
742         (sparclite-*-elf*): Likewise.
743         (sparc86x-*-elf*): Likewise.
744         (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
745         * config/sparc/lite.h: Delete.
746         * config/sparc/litecoff.h: Likewise.
747         * config/sparc/liteelf.h: Likewise.
748         * config/sparc/sp86x-elf.h: Likewise.
749         * config/sparc/t-sparclite: Likewise.
750         * config/sparc/t-sp86x: Likewise.
751
752 2005-04-04  Adrian Straetling  <straetling@de.ibm.com>
753
754         * config/s390/s390-protos.h: (s390_comparison,
755         s390_alc_comparison, s390_slb_comparison, const0_operand,
756         consttable_operand, larl_operand, s_operand,
757         shift_count_operand, bras_sym_operand, load_multiple_operation,
758         store_multiple_operation, s390_plus_operand): Remove prototypes.
759         (s390_legitimate_address_without_index_p): New prototype.
760         * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
761         to s390.h.
762         (s390_comparison, s390_alc_comparison, s390_slb_comparison,
763         const0_operand, consttable_operand, larl_operand, s_operand,
764         shift_count_operand, bras_sym_operand, load_multiple_operation,
765         store_multiple_operation, s390_plus_operand): Move to
766         predicates.md.
767         (check_mode): Remove.
768         (s390_branch_condition_mask): Remove 'static'. Move prototype to
769         s390-protos.h.
770         (s390_legitimate_address_without_index_p): New.
771         * config/s390/s390.h (PREDICATE_CODES): Remove.
772         * config/s390/s390.md: Include predicates.md.
773         * config/s390/predicates.md: New.
774
775 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
776
777         PR target/20446
778         * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
779         * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
780         (NEED_INDICATE_EXEC_STACK): Define to 1.
781         * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
782         (NEED_INDICATE_EXEC_STACK): Define to 1.
783         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
784         (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
785         (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
786         (pic_helper_emitted_p): New global.
787         (emit_pic_helper): New function extracted from...
788         (load_pic_register): ...here.  Add 'delay_pic_helper' parameter.
789         Do not call emit_pic_helper if delay_pic_helper is true.
790         (sparc_expand_prologue): Pass 'false' to load_pic_register.
791         (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
792         (sparc_file_end): New function.
793
794 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
795
796         * config/mcore/mcore-protos.h: Remove the prototypes for
797         mcore_arith_reg_operand, mcore_general_movsrc_operand,
798         mcore_general_movdst_operand, mcore_reload_operand,
799         mcore_arith_J_operand, mcore_arith_K_operand,
800         mcore_arith_K_operand_not_0, mcore_arith_M_operand,
801         mcore_arith_K_S_operand, mcore_arith_imm_operand,
802         mcore_arith_any_imm_operand, mcore_arith_O_operand,
803         mcore_literal_K_operand, mcore_addsub_operand,
804         mcore_compare_operand, mcore_load_multiple_operation,
805         mcore_store_multiple_operation, mcore_call_address_operand.
806         Add a prototype for const_ok_for_mcore.
807         * config/mcore/mcore.c (mcore_call_address_operand,
808         mcore_general_movsrc_operand, mcore_general_movdst_operand,
809         mcore_arith_reg_operand, mcore_reload_operand,
810         mcore_arith_J_operand, mcore_arith_K_operand,
811         mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
812         mcore_arith_M_operand, mcore_arith_imm_operand,
813         mcore_arith_any_imm_operand, mcore_arith_O_operand,
814         mcore_literal_K_operand, mcore_addsub_operand,
815         mcore_compare_operand, mcore_load_multiple_operation,
816         mcore_store_multiple_operation): Move to predicates.md.
817         (const_ok_for_mcore): Export.
818         * config/mcore/mcore.h (PREDICATE_CODES): Remove.
819         * config/mcore/mcore.md: Include predicates.md.
820         * config/mcore/predicates.md: New.
821
822         * config/mcore/predicates.md: Fix a comment typo.
823
824 2005-04-04  Andreas Krebbel  <krebbel1@de.ibm.com>
825             Adrian Straetling  <straetling@de.ibm.com>
826
827         * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
828         * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
829         * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
830         attribute.
831         ("imul"): Removed from "type" attribute.
832         ("*muldi3_sign", "muldi3"): Changed type to imuldi.
833         ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"): 
834         Changed type to imulsi.
835         ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
836
837 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
838
839         * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
840         (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
841         (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
842         (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
843         (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
844         (TARGET_SWITCHES, mcore_stack_increment_string)
845         (TARGET_OPTIONS): Delete.
846         (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
847         than *_BIT constants.
848         (TARGET_8ALIGN): #undef old definition before redefining to 1.
849         * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
850         (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
851         (mcore_override_options): Delete mcore_stack_increment code.
852         Change use of M340_BIT to MASK_M340.
853         * config/mcore/mcore.opt: New file.
854
855 2005-04-04  Ian Lance Taylor  <ian@airs.com>
856
857         * config/arm/arm.c (replace_symbols_in_block): Remove static
858         function.
859
860 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
861
862         * config/fr30/fr30-protos.h: Remove the prototypes for
863         stack_add_operand, add_immediate_operand,
864         high_register_operand, low_register_operand, call_operand,
865         di_operand, and nonimmediate_di_operand.
866         * config/fr30/fr30.c (stack_add_operand,
867         add_immediate_operand, high_register_operand,
868         low_register_operand, call_operand, di_operand,
869         nonimmediate_di_operand): Move to predicates.md.
870         * config/fr30/fr30.h (PREDICATE_CODES): Remove.
871         * config/fr30/fr30.md: Include predicates.md.
872         * config/fr30/predicates.md: New.
873
874         * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
875         LABEL_REF to mcore_general_movsrc_operand.  Add SYMBOL_REF to
876         mcore_call_address_operand.
877
878         * config/sh/sh.h (PREDICATE_CODES): Add CONST to
879         general_movsrc_operand.
880
881 2005-04-04  Alan Modra  <amodra@bigpond.net.au>
882
883         * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
884         after freeing.
885
886 2005-04-04  Richard Earnshaw  <richard.earnshaw@arm.com>
887
888         PR target/14812
889         * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
890         a negated value.
891
892 2005-04-04  Richard Henderson  <rth@redhat.com>
893             Jakub Jelinek  <jakub@redhat.com>
894
895         PR rtl-optimization/16104
896         * fold-const.c (fold_unary): Fix folding of vector conversions.
897
898 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
899
900         * config.gcc (xstormy16-*-elf): Set extra_options.
901         * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
902         * config/stormy16/stormy16.opt: New file.
903
904 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
905
906         * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
907         (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
908         (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
909         (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
910         (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
911         (TARGET_UNIX_ASM): Delete.
912         (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
913         * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
914         * config/pdp11/pdp11.c (pdp11_handle_option): New function.
915         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
916         * config/pdp11/pdp11.opt: New file.
917
918 2005-04-03  Roger Sayle  <roger@eyesopen.com>
919             Alexandre Oliva  <aoliva@redhat.com>
920
921         PR c++/19199
922         * fold-const.c (non_lvalue): Split tests into...
923         (maybe_lvalue_p): New function.
924         (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
925         C++ front-end prior to lowering into gimple form.
926
927 2005-04-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
928
929         * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
930         BUILT_IN_STRNCASECMP): New.
931         * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
932         and strndup.
933
934 2005-04-03  Richard Earnshaw  <richard.earnshaw@arm.com>
935
936         PR target/14812
937         * arm.md (addsi3_compare0_for_combiner): Delete.
938         (addsi3_compare0_scratch_for_combiner): Delete.
939         (cmpsi_neg_shiftsi): Delete.
940         (compare_negsi_si): New pattern.
941         (cmpsi_negshiftsi_si): New pattern.
942         (negated_cbranchsi4): Restrict to equality_operator.
943         
944         * arm.md (movhi_insn_arch4): delete trailing white space from assembler
945         template.
946
947 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
948
949         * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
950         Fix comment typos.
951
952         * doc/install.texi: Fix a typo.
953
954 2005-04-03  Steven Bosscher  <stevenb@suse.de>
955
956         PR middle-end/20648
957         * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
958         a computed goto if the edge to the computed goto block has
959         incoming abnormal edges.  Clarify how the function works.
960
961 2005-04-03  Nathan Sidwell  <nathan@codesourcery.com>
962
963         * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
964         * passes.c (open_dump_file, rest_of_handle_final): Likewise.
965         * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
966         hash_scan_set, reg_set_between_after_reload_p,
967         reg_used_between_after_reload_p, get_avail_load_store_reg,
968         eliminate_partially_redundant_load): Likewise.
969         * postreload.c (reload_cse_simplify_set,
970         reload_combine_note_use): Likewise.
971         * predict.c (predict_insn, expected_value_to_br_prob,
972         propagate_freq, expensive_function_p): Likewise.
973         * print-rtl.c (print_rtx): Likewise.
974         * profile.c (instrument_edges, instrument_values,
975         compute_branch_probabilities, branch_prob, union_groups,
976         tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
977         * protoize.c (in_system_include_dir, file_could_be_converted,
978         file_normally_convertible, gen_aux_info_file, seek_to_line,
979         do_cleaning): Likewise.
980         * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
981         * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
982         * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
983
984 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
985
986         * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
987         * modulo-sched.c (undo_replace_buff_elem): New structure.
988         (kernel_number_of_cycles, ps_unschedule_node,
989         undo_generate_reg_moves,free_undo_replace_buff,
990         undo_permute_partial_schedule,  loop_single_full_bb_p,
991         SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
992         build_loops_structure, get_sched_window): New.
993         (generate_reg_moves): Return undo_replace_buff_elem and other
994         fixes.
995         (generate_prolog_epilog): Remove old loop versioning.
996         (sms_schedule): Use loop information and loop_version.
997         (sms_schedule_by_order): Split part of it to get_sched_window.
998         * passes.c (rest_of_handle_sms): call cfg_layout_initialize
999         cfg_layout_finalize and free_dominance_info before/after SMS.
1000
1001 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1002
1003         * cfghooks.c (lv_flush_pending_stmts,
1004         cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1005         lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1006         * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1007         lv_add_condition_to_bb,
1008         lv_adjust_loop_header_phi, extract_cond_bb_edges,
1009         flush_pending_stmts): New in cfg_hooks structure.
1010         (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1011         extract_cond_bb_edges, lv_adjust_loop_header_phi,
1012         lv_add_condition_to_bb): New declarations.
1013         * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1014         bool.
1015         (loop_version): Declare.
1016         * cfgloopmanip.c (cfghooks.h): Include.
1017         (duplicate_loop_to_header_edge): Change return type to bool.
1018         (loop_version, lv_adjust_loop_entry_edge): Move here.
1019         * cfgrtl.c (cfgloop.h): Include.
1020         (rtl_verify_flow_info_1): Fix.
1021         (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1022         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1023         initialization.
1024         * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1025         tree_lv_add_condition_to_bb): New.
1026         (tree_cfg_hooks): Add new hooks to initialization.
1027         * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1028         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1029
1030 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
1031
1032         * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1033         xstormy16_below100_or_register,
1034         xstormy16_splittable_below100_or_register, and
1035         nonimmediate_nonstack_operand.
1036
1037         * config/stormy16/stormy16-protos.h: Remove the prototypes for
1038         xstormy16_ineqsi_operator, equality_operator,
1039         inequality_operator, shift_operator,
1040         xstormy16_below100_operand, xstormy16_below100_or_register,
1041         xstormy16_splittable_below100_or_register,
1042         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1043         * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1044         equality_operator, inequality_operator,
1045         xstormy16_below100_operand, xstormy16_below100_or_register,
1046         xstormy16_splittable_below100_or_register,
1047         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1048         nonimmediate_nonstack_operand, shift_operator): Move to
1049         predicates.md.
1050         * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1051         * config/stormy16/stormy16.md: Include predicates.md.
1052         * config/stormy16/predicates.md: New.
1053
1054 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
1055
1056         * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1057         small_int, large_int, reg_or_0_operand, simple_memory_operand,
1058         equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1059         move_operand, power_of_2_operand): Move to predicates.md.
1060         * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1061         PREDICATE_CODE): Remove.
1062         * config/iq2000/iq2000.md: Include predicates.md.
1063         * config/iq2000/predicates.md: New.
1064
1065 2005-04-02  Richard Sandiford  <rsandifo@redhat.com>
1066
1067         * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1068         (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1069         (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1070         (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1071         (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1072         (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1073         (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1074         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1075         (TARGET_M68HC11): Delete.
1076         (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1077         * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1078         * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1079         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1080         (nb_soft_regs): Delete.
1081         (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1082         (m68hc11_override_options): Remove the code that caters for MASK_M6811
1083         and MASK_M6812 being set simultaneously.  Change the code that sets
1084         the default m68hc11_soft_reg_count to use integers instead of strings.
1085         (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1086         m68hc11_soft_reg_count (which now has an int type) as the number
1087         of soft registers.
1088         * config/m68hc11/m68hc11.opt: New file.
1089
1090 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
1091
1092         * config/fr30/fr30.h (PREDICATE_CODES): Remove
1093         fp_displacement_operand, sp_displacement_operand.
1094
1095         * config/m68hc11/m68hc11-protos.h: Add a prototype for
1096         m68hcc_auto_inc_p.
1097         Remove the prototypes for tst_operand, cmp_operand,
1098         stack_register_operand, d_register_operand,
1099         hard_addr_reg_operand, splitable_operand,
1100         m68hc11_logical_operator, m68hc11_arith_operator,
1101         m68hc11_non_shift_operator, m68hc11_shift_operator,
1102         m68hc11_unary_operator, m68hc11_eq_compare_operator,
1103         non_push_operand, hard_reg_operand, and
1104         reg_or_some_mem_operand.
1105         * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1106         extern.
1107         (tst_operand, cmp_operand, non_push_operand,
1108         splitable_operand, reg_or_some_mem_operand,
1109         stack_register_operand, d_register_operand,
1110         hard_addr_reg_operand, hard_reg_operand,
1111         m68hc11_eq_compare_operator, m68hc11_logical_operator,
1112         m68hc11_arith_operator, m68hc11_non_shift_operator,
1113         m68hc11_shift_operator, m68hc11_unary_operator): Move to
1114         predicates.md.
1115         * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1116         * config/m68hc11/m68hc11.md: Include predicates.md.
1117         * config/m68hc11/predicates.md: New.
1118
1119 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
1120
1121         PR debug/19345
1122         * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1123         change checked in along with 2005-03-03's patch for debug/20253.
1124         * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1125         (remap_decl): Insert type decl in map earlier.
1126
1127 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
1128
1129         PR tree-optimization/20640
1130         * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1131         post-dominator if it has phi nodes.
1132         (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1133         before dead statements.
1134
1135 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
1136
1137         PR middle-end/20491
1138         * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1139
1140 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
1141
1142         PR rtl-optimization/20290
1143         * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1144         in every iteration if the entry point is the exit test.
1145
1146 2005-04-02  Hans-Peter Nilsson  <hp@axis.com>
1147
1148         * config/cris/cris.md (attribute "length"): Define.
1149
1150 2005-04-02  Geoffrey Keating  <geoffk@apple.com>
1151
1152         * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1153         (word_offset_memref_operand): New.
1154         * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1155         (indexed_or_indirect_operand): Delete.
1156         * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1157         (indexed_or_indirect_operand): Delete.
1158
1159         * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1160
1161         PR 20650
1162         * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1163         a register.
1164
1165         * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1166         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1167
1168 2005-04-01  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
1169
1170         * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1171
1172 2005-04-01  Ian Lance Taylor  <ian@airs.com>
1173
1174         * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1175         (rus, prus): Remove static variables.
1176         (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1177         (process_command): Permit report_times and use_pipes together.
1178
1179 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
1180
1181         * c-decl.c (validate_proto_after_old_defn): Look at
1182         TYPE_MAIN_VARIANT of argument types.
1183
1184 2005-04-01  Paul Brook  <paul@codesourcery.com>
1185
1186         * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1187         (arm_output_function_epilogue): Allow call_via_SP.
1188         (thumb_call_via_reg, arm_file_end): Ditto.
1189         * config/arm/arm.h (struct machine_function): Include space for SP.
1190         (thumb_call_via_label): Update declaration.
1191
1192 2005-04-01  Ian Lance Taylor  <ian@airs.com>
1193
1194         * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1195         doing a peephole optimization, once again put any notes in the
1196         proper position.
1197
1198 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
1199
1200         * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1201
1202 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
1203
1204         * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1205         (block_alloc, find_free_reg): Likewise.
1206         * loop-doloop.c (doloop_modify): Likewise.
1207         * loop-invariant.c (record_use): Likewise.
1208         * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1209         get_iv_value, canon_condition, eliminate_implied_condition,
1210         eliminate_implied_condition, simplify_using_initial_values,
1211         shorten_into_mode, canonicalize_iv_subregs,
1212         iv_number_of_iterations): Likewise.
1213         * loop-unroll.c (expand_var_during_unrolling): Likewise.
1214         * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1215         unswitch_loop): Likewise.
1216         * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1217         move_movables, replace_call_address, find_and_verify_loops,
1218         rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1219         record_giv, final_giv_value, general_induction_var,
1220         simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1221         loop_giv_dump): Likewise.
1222
1223         * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1224         GCOV_CHECK_WRITING): Remove.
1225         (gcov_position, gcov_rewrite): Use gcc_assert.
1226         * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1227         gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1228         * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1229         gcc_assert.
1230
1231 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
1232
1233         * tree-inline.c: Fix a typo.
1234
1235 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
1236
1237         * configure.ac (enable-checking): Explicitly set all variables for
1238         collective switch values.  Alphabetize variables. Rename
1239         ac_checking_valgrind to ac_valgrind_checking.  Allow 'none' as
1240         synonym for 'no'.
1241         * doc/install.texi (enable-checking): Update documentation.
1242         * configure: Rebuilt.
1243
1244 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
1245
1246         * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1247         possible.
1248
1249 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
1250
1251         * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1252         Also reject cases where this pattern will cause load delay stalls
1253         unless optimizing for size and it will produce a shorter sequence.
1254         * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1255         variants to avoid pre-adjusting the base when possible.
1256
1257 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
1258
1259         * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1260         the frame and argument pointers.
1261         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1262         (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1263         (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1264         (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1265         (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1266         (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1267
1268 2005-04-01  Danny Smith  <dannysmith@users.sourceforge.net>
1269
1270         * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1271         with entry for selectany attribute.
1272         * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1273         Declare.
1274         * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1275         (i386_pe_asm_named_section): Handle sections generated by
1276         selectany attribute.
1277         * doc/extend.texi (selectany): Document attribute.
1278
1279 2005-04-01  Paolo Bonzini  <bonzini@gnu.org>
1280             Jan Hubicka  <jh@suse.cz>
1281
1282         * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1283         to fix addresses involving EBP and ESP.
1284         (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1285         for SUBREGed registers.
1286         (legitimate_address_p): Accept SUBREGed registers.
1287
1288 2005-04-01  Jakub Jelinek  <jakub@redhat.com>
1289
1290         PR c++/19406
1291         * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1292         (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1293         for FIELD_DECLs.
1294
1295 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
1296
1297         * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1298
1299 2005-04-01  James E Wilson  <wilson@specifixinc.com>
1300
1301         PR c++/20505
1302         * dwarf2out.c (rtl_for_decl_init): New function.
1303         (rtl_for_decl_location): Extracted from here.
1304         (tree_add_const_value_attribute): Call rtl_for_decl_init and
1305         add_const_value_attribute.  Delete initializer_constant_valid_p call.
1306
1307 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
1308
1309         * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1310         lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1311         modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1312         tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1313         config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1314         config/i386/i386.md, config/rs6000/predicates.md,
1315         config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1316         config/s390/s390.c, config/stormy16/stormy16.c,
1317         config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1318         typos.
1319
1320 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
1321
1322         PR c/17855
1323         * gimplify.c (gimplify_expr): Create a temporary for lvalue
1324         COND_EXPR and CALL_EXPR.
1325
1326 2005-03-31  Vladimir Makarov  <vmakarov@redhat.com>
1327
1328         PR target/20632
1329         * genautomata.c (first_cycle_unit_presence): Check all alternative
1330         states for unit presence.
1331
1332         * doc/md.texi: Remove remark about impossibility to query unit
1333         presence in non nondeterministic automaton state.
1334         
1335         * config/ia64/ia64.c (get_template): Change order of unit querying.
1336
1337 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
1338
1339         * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1340         obsolete comment.
1341
1342 2005-03-31  Zdenek Dvorak  <dvorakz@suse.cz>
1343
1344         * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1345         flag for edges outside any loops.
1346
1347 2005-03-31  Janis Johnson  <janis187@us.ibm.com>
1348
1349         * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1350
1351 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
1352
1353         * tree-ssa-alias.c: Follow spelling conventions.
1354         * doc/tree-ssa.texi: Fix a typo.
1355
1356 2005-03-31  J"orn Rennecke <joern.rennecke@st.com>
1357
1358         * postreload-gcse.c: Include target.h.
1359         (gcse_after_reload_main): Return early if we cannot modify jumps.
1360         * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1361
1362 2005-03-31  David Edelsohn  <edelsohn@gnu.org>
1363
1364         * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1365         expensive operations.
1366
1367 2005-03-31  Ian Lance Taylor  <ian@airs.com>
1368
1369         * collect2.c (lderrout): New variable.
1370         (collect_exit): Dump ldout to stdout.  Dump and unlink lderrout,
1371         if it is set, to stderr.
1372         (handler): Unlink lderrout if it is set.
1373         (dump_file): Add "to" parameter.  Change all callers.
1374         (main): Initialize lderrout.
1375         (collect_execute): Add errname parameter.  Change all callers.
1376         Rename redir parameter to outname.  Never pass
1377         PEX_STDERR_TO_STDOUT to pex_run.
1378         * collect2.h (collect_execute, dump_file): Update declarations.
1379         * tlink.c (tlink_execute): Add errname parameter.  Change all
1380         callers.
1381         (do_tlink): Check lderrout as well as ldout.
1382
1383 2005-03-31  Caroline Tice  <ctice@apple.com>
1384
1385         * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1386         (bb-reorder.o): Add errors.h to list of requirements.
1387         (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1388         profiledbootstrap flags.
1389         * bb-reorder.c (errors.h): Add new include.
1390         (struct bbro_basic_block_data_def): Add new field, in_trace.
1391         (add_unlikely_executed_notes):  Remove function.
1392         (mark_bb_for_unlikely_executed_section): Remove function.
1393         (insert_section_boundary_note): New function.
1394         (verify_hot_cold_block_grouping): New function.
1395         (push_to_next_round_p): Remove variables and tests that push all
1396         cold blocks to last round.
1397         (find_traces): Remove code that added extra round of trace finding
1398         when doing partitioning.
1399         (find_traces_1_round) :  Remove variable last_round;  add code to 
1400         update new struct field, in_trace; correct trace_length where it was 
1401         incorrect before (after call to copy_bb); change code that pushed all 
1402         cold blocks to last round. Instead verify that all blocks going into 
1403         a trace belong in the same partition.
1404         (connect_traces): Modify to connect the traces in two passes, if the
1405         function contains both hot and cold blocks.  The first pass connects 
1406         all the traces for blocks in the partition that the first block in 
1407         the function belongs to; the second pass connnects all the traces 
1408         containing blocks that belong in the other partition.
1409         (find_rarely_executed_basic_blocks_and_crossing_edges):  Remove
1410         code that automatically put the first block in a function into the
1411         hot partition if the function had any hot blocks.
1412         (fix_crossing_unconditional_branches): Check number of succ edges 
1413         before attempting to get one.
1414         (fix_edges_for_rarely_executed_code):  Update comment describing
1415         function.
1416         (reorder_basic_blocks):  Add code to initialize new field (in_trace);
1417         remove call to add_unlikely_executed_notes; add call to 
1418         verify_hot_cold_block_grouping.
1419         (duplicate_computed_gotos): Don't change computed goto if it's a 
1420         crossing edge.
1421         (partition_hot_cold_basic_blocks):  Update function comment.
1422         * cfgcleanup.c (try_simplify_condjump): Remove redundacy from 
1423         condition.
1424         (try_forward_edges): Likewise.
1425         (merge_blocks_move_predecessor_nojumps): Likewise.
1426         (merge_blocks_move_successor_nojumps): Likewise.
1427         (merge_blocks_move): Likewise.
1428         (try_crossjump_bb): Likewise.
1429         * cfglayout.c (update_unlikely_executed_notes): Remove function.
1430         (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1431         notes to cold bb's; remove call to update_unlikely_executed_notes.
1432         (duplicate_insn_chain):  change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1433         NOTE_INSN_SWITCH_TEXT_SECTIONS.
1434         * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1435         function declaration.
1436         * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1437         from consideration.
1438         (rtl_can_merge_blocks): Remove redundancy from condition.
1439         (try_redirect_by_replacing_jump): Likewise.
1440         (force_nonfallthru_and_redirect): Remove code for adding
1441         UNLIKELY_EXECUTED_CODE notes to cold bb's.
1442         (commit_one_edge_insertion): Likewise.
1443         (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1444         * dbxout.c (FORCE_TEXT): Replace function_section with 
1445         current_function_section.
1446         (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1447         function, switch_text_section.
1448         (struct xcoff_debug): Likewise.
1449         (dbxout_function_end): Add code to put out label diffs for both
1450         hot and cold sections.
1451         * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1452         for new debug_hooks funciton, switch_text_section..
1453         * debug.h (struct gcc_debug_hooks):  Add new function to debug_hooks,
1454         switch_text_section.
1455         * dwarf2out.c (struct dw_fde_struct):  Add five new fields: 
1456         dw_fde_hot_section_label, dw_fde_hot_section_end_label, 
1457         dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and 
1458         dw_fde_switched_sections.
1459         (output_call_frame_info):  Add test to see if function switches text
1460         sections in the middle; if so, use appropriate extra hot and cold 
1461         section labels to compute size deltas for the hot and cold sections.
1462         (dwarf2out_begin_prologue): Add code to initialize new fields in 
1463         dw_fde_struct.
1464         (dwarf2out_switch_text_section): New function (invoked through 
1465         debug_hook); updates new fields in dw_fde_struct appropriately and
1466         increments separate_line_info_table_in_use.
1467         (dwarf2_debug_hooks): Initialize switch_text_section function to be
1468         dwarf2out_switch_text_section.
1469         (struct var_loc_node): Add new field, section_label.
1470         (output_aranges): Add code to check whether in hot or cold section and
1471         use the appropriate label in calculating deltas.
1472         (output_ranges): Likewise.
1473         (output_line_info): Add code to check which section we're in and
1474         use appropriate hot/cold label.
1475         (add_location_or_constant_value_attribute): Likewise.
1476         (gen_subprogam_die): Modify arange attributes to use correct labels.
1477         (dwarf2out_begin_block): Change call to function_section into call to
1478         current_function_section.
1479         (dwarf2out_end_block): Likewise.
1480         (dwarf2out_source_line): Likewise.
1481         (dwarf2out_var_location): Add code to check whether in hot or cold 
1482         section and use the appropriate label.
1483         * except.c (output_function_exception_table): Change call to 
1484         function_section into call to current_function_section.
1485         * final.c (profile_function): Likewise.
1486         (scan_ahead_for_unlikely_executed_note): Remove function.
1487         (final_scan_insn):  Remove calls to 
1488         scan_ahead_for_unlikely_executed_note, and related code for switching 
1489         to cold section, except for the single time 
1490         NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered;  add calls to 
1491         debug_hooks->switch_text_sections; replace appropriate calls to 
1492         function_section with calls to current_function_section.
1493         * ifcvt.c (find_if_case_1): Remove redundancy from condition, add 
1494         test_bb to condition.
1495         (find_if_case_2): Likewise.
1496         * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1497         NOTE_INSN_SWITCH_TEXT_SECTIONS.  Update comment appropriately.
1498         * opts.c (decode_options): Change warning about hot/cold partitioning
1499         with exceptionss to inform (so as not to cause bootstrap failures);
1500         remove warning about partitioning with DWARF debug info.
1501         * output.h (current_function_section): Add new function decl.
1502         (insert_section_boundary_note): Likewise.
1503         (enum in_section): Move this declaration here from varasm.c.
1504         (unlikely_section_label): Likewise.
1505         (unlikely_text_section_name): Likewise.
1506         (last_text_section_name): New global variable.
1507         (last_text_section): Likewise.
1508         (hot_section_label): Likewise.
1509         (hot_section_end_label): Likewise.
1510         (cold_section_end_label): Likewise.
1511         * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1512         * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1513         to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1514         * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note 
1515         insn from consideration.
1516         * sdbout.c (sdb_debug_hooks): Add do_nothing for new function, 
1517         switch_text_section.
1518         * varasm.c (basic-block.h): Add new include.
1519         (unlikely_section_label_printed): Remove global variable.
1520         (unlikely_section_label): Make global variable not be static any more.
1521         (unlikely_text_section_name): Likewise.
1522         (hot_section_end_label): New global variable (not static)
1523         (first_function_block_is_cold): Likewise.
1524         (hot_section_label): Likewise.
1525         (cold_section_end_label): Likewise..
1526         (last_text_section): New global variable, not static.
1527         (last_text_section_name): New global variable, not static.
1528         (initialize_cold_section_name): New function.
1529         (enum in_section): Move declaration to output.h.
1530         (text_section): Update last_text_section.
1531         (unlikely_text_section): Replace code to determine cold section name 
1532         with call to initialize_cold_section_name; Add code to update 
1533         last_text_section; remove code for printing out label.
1534         (named_section_real): Add code to update last_text_section and 
1535         last_text_section_name as appropriate.
1536         (function_section): Change test for 'unlikely' to depend on
1537         first_function_block_is_cold (moved old test to 
1538         current_function_section).
1539         (current_function_section): New function.
1540         (assemble_start_function): Move code that frees 
1541         unlikely_text_section_name; initialize hot_section_end_label; 
1542         print hot and cold section labels at the start of the function; 
1543         set first_function_block_is_cold, if appropriate; initialize l
1544         ast_text_section; add call to insert_section_boundary_note.
1545         (assemble_end_function):  Add code to write out hot and cold section
1546         end labels.
1547         *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1548         switch_text_section.
1549         * config/darwin.c (machopic_select_section): Replace incorrect 
1550         function in base_funs; update reloc for cold sections if necessary.
1551         * config/darwin.h (SECTION_FUNCTION):  Add code to update 
1552         last_text_section if appropriate.
1553         (text_unlikely_section): Remove.
1554         * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1555         * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1556         * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1557         partitioning for this architecture.
1558
1559 2005-03-31  Olivier Hainque  <hainque@adacore.com>
1560
1561         * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1562         defined and non-zero.
1563
1564 2005-03-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1565
1566         PR c++/18644
1567         * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1568         semantics. 
1569
1570 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
1571
1572         PR target/20611
1573         * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1574         label operand.  Remove (use (unspec..)).  Don't emit a label on
1575         the offset word.
1576         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1577         generate inline label for load_toc_v4_PIC_1b.
1578         (rs6000_emit_load_toc_table): Likewise.
1579
1580 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
1581
1582         * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1583         ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1584
1585 2005-03-29  Devang Patel  <dpatel@apple.com>
1586
1587         * tree-sra.c (decide_block_copy): Disable scalarization of
1588         sub-elements.
1589         
1590 2005-03-30  Stuart Hastings  <stuart@apple.com>
1591             Dale Johannesen  <dalej@apple.com>
1592
1593         * Makefile.in (print-tree.o):  Depend on tree-iterator.h.
1594         * print-tree.c (print_node):  Add case STATEMENT_LIST.
1595
1596 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
1597
1598         * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1599         (powerpc64-*-linux*): Use it.  Rearrange tm_file assignment.
1600         (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1601         is given with "powerpc64*" or "all", or when --with-cpu chooses
1602         a 64-bit cpu.
1603
1604 2005-03-30  James E. Wilson  <wilson@specifixinc.com>
1605
1606         PR debug/20268
1607         * dwarf2out.c (add_high_low_attributes): New function, extracted from
1608         gen_lexical_block_die.
1609         (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1610
1611 2005-03-31  Jan Hubicka  <jh@suse.cz>
1612
1613         2004-11-02  Jan Hubicka  <jh@suse.cz>
1614
1615         * cgraph.c (cgraph_varpool_node_name): New function.
1616         (dump_cgraph_varpool_node): New function.
1617         (dump_varpool): New function.
1618         * cgraphunit.c (cgraph_optimize): Dump varpool.
1619
1620         2004-10-16  Jan Hubicka  <jh@suse.cz>
1621
1622         * cgraph.c (decide_is_variable_needed): New function.
1623         (cgraph_varpool_finalize_decl): Use it.
1624         * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1625         unit-at-a-time.
1626         * final.c (output_addr_const): Do not call mark_referenced.
1627         * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1628         always go via cgraph.
1629         * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1630         (check_global_declarations): Ifdef out code clearing DECL_RTL.
1631         * tree-optimize.c (execute_inline): Mark functions called.
1632         * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1633
1634         2004-10-11  Jan Hubicka  <jh@suse.cz>
1635
1636         * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1637         (cgraph_varpool_last_needed_node): New static variable.
1638         (enqueue_needed_varpool_node): Break out from ...; add items to the
1639         end of queue; update first pointers.
1640         (cgraph_varpool_mark_needed_node): ... here.
1641         (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1642         (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1643         * cgraph.h (cgraph_varpool_node): Add analyzed field.
1644         (cgraph_varpool_first_unanalyzed_node): Declare.
1645         * cgraphunit.c: Include output.h.
1646         (cgraph_varpool_analyze_pending_decls): New function.
1647         (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1648         for errors, analyze pending decls.
1649         (cgraph_finalize_compilation_unit): Only analyze decls.
1650         (cgraph_optimize): Assemble the decls after expanding.
1651
1652 2005-03-30  Daniel Berlin  <dberlin@dberlin.org>
1653
1654         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1655         subvars get marked properly in tags for grouping.
1656         (add_pointed_to_var): Mark only actual pointed to
1657         variables/subvars in addresses needed.
1658         (create_overlap_variables_for): Clear call clobbered on original
1659         variable.
1660         * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1661         addresable vars with subvars into list.
1662         * tree-ssa.c (verify_ssa_name): Verify original is not used where
1663         subvar should be.
1664
1665 2005-03-30  Richard Henderson  <rth@redhat.com>
1666
1667         * cgraph.h (struct cgraph_node): Add alias.
1668         * varasm.c (assemble_alias): Set it.
1669         * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1670         avoid calling cgraph_expand_function.
1671
1672 2005-03-30  Tom Tromey  <tromey@redhat.com>
1673
1674         * tree.def (FILE_TYPE): Removed.
1675         * typeclass.h (enum type_class): Removed file_type_class.
1676         * dwarf2out.c (is_base_type): Updated.
1677         (gen_type_die): Likewise.
1678         * dbxout.c (dbxout_type): Updated.
1679         * builtins.c (type_to_class): Updated.
1680         * tree.c (type_contains_placeholder_1): Updated.
1681         * config/sparc/sparc.c (sparc_type_code): Updated.
1682         * config/ia64/ia64.c (hfa_element_mode): Updated.
1683         * expr.c (count_type_elements): Updated.
1684         * stor-layout.c (layout_type): Updated.
1685         * tree-inline.c (remap_type): Updated.
1686         * tree-pretty-print.c (dump_generic_node): Updated.
1687
1688 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1689
1690         * builtins.c (expand_builtin_powi): Fix mode of
1691         2nd argument to match int.
1692         * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1693         2nd argument type to int.
1694         * libgcc2.c: Change prototype of __powi* functions to use
1695         int.
1696
1697 2005-03-30  Dale Johannesen  <dalej@apple.com>
1698
1699         PR middle-end/19225
1700         * calls.c (expand_call):  Flush pending deferrals before
1701         throwing call.
1702
1703 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
1704
1705         PR c/772
1706         PR c/17913
1707         * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1708         C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1709         c_label_context, label_context_stack): New.
1710         * c-decl.c (define_label): Check for jumps into statement
1711         expressions.  Add label to list of defined labels.
1712         (start_function): Push context on label_context_stack.
1713         (finish_function): Pop context from label_context_stack.
1714         * c-typeck.c (label_context_stack): New.
1715         (c_finish_goto_label): Check for jumps into statement
1716         expressions.  Add label to list of jumped to labels.
1717         (struct c_switch): Add blocked_stmt_expr.
1718         (c_start_case): Initialize it.
1719         (do_case): Check it.
1720         (c_finish_case): Verify !blocked_stmt_expr.
1721         (c_begin_stmt_expr):  Push context on label_context_stack.
1722         Increment blocked_stmt_expr.  Mark labels jumped to from outside
1723         as undefinable.
1724         (c_finish_stmt_expr): December blocked_stmt_expr.  Mark labels
1725         defined in the statement expression and no longer jumpable to.
1726         Mark labels jumped to from just outside the statement expression
1727         as again definable.  Pop context from label_context_stack.
1728         * doc/extend.texi (Statement Exprs): Update.
1729
1730 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
1731
1732         PR c/20368
1733         * c-decl.c (start_function): Check for old_decl being
1734         error_mark_node.
1735
1736 2005-03-30  Ian Lance Taylor  <ian@airs.com>
1737
1738         * final.c (final): Remove prescan parameter.  Change all callers.
1739         (final_scan_insn): Remove prescan parameter.  Change all callers.
1740
1741 2005-03-30  Kazu Hirata  <kazu@cs.umass.edu>
1742
1743         * tree-vectorizer.c: Fix comment typos.
1744
1745 2005-03-30  Sebastian Pop  <pop@cri.ensmp.fr>
1746
1747         * tree-scalar-evolution.c (instantiate_parameters_1): Return
1748         as soon as a chrec_dont_know is detected.
1749
1750 2005-03-31  Danny Smith  <dannysmith@users.sourceforge.net>
1751
1752         Merge from csl-arm-branch.
1753         2004-02-12  Mark Mitchell  <mark@codesourcery.com>
1754
1755         * tlink.c (recompile_files): Do not assume that "rename" can
1756         overwrite an existing file.
1757
1758 2005-03-31  Paolo Bonzini  <bonzini@gnu.org>
1759
1760         * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1761         * gcc/configure: Regenerate.
1762
1763 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
1764
1765         * doc/install.texi: Update binutils requirement for powerpc*-linux.
1766
1767         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1768
1769         * calls.c (struct arg_data): Update "partial" comment.
1770         (load_register_parameters): Update "nregs" comment.
1771
1772 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
1773
1774         * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1775         (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1776         (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1777         (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1778         (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1779         (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1780         than target_flags & 0.
1781         * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1782         (iq2000_arch, iq2000_parse_cpu): Delete.
1783         (TARGET_HANDLE_OPTION): Override default.
1784         (iq2000_handle_option): New function.
1785         (override_options): Remove -march= and -mcpu= handling.
1786         * config/iq2000/iq2000.opt: New file.
1787
1788 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
1789
1790         * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1791         * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1792         (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1793         (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1794         (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1795         (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1796         (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1797         (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1798         (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1799         (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1800         (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1801         (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1802         (c4x_rpts_cycles_string, c4x_cpu_version_string)
1803         (TARGET_OPTIONS): Delete.
1804         (c4x_rpts_cycles, c4x_cpu_version): Declare.
1805         (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1806         (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1807         * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1808         (c4x_cpu_version_string): Delete.
1809         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1810         (c4x_handle_option): New function.  Map -m3x and -m4x options to the
1811         equivalent -mcpu= option.
1812         (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1813         Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1814         TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1815         or clearing the appropriate MASK_* bit.
1816         (c4x_file_start): Use c4x_cpu_version.
1817         * config/c4x/c4x.opt: New file.
1818
1819 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
1820
1821         * doc/options.texi: Document the new MaskExists flag.
1822         * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1823         if the option has the MaskExists flag.
1824
1825 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
1826
1827         * opt-functions.awk (flag_set_p, test_flag): New functions.
1828         (switch_flags): Use them.
1829         * opth-gen.awk: Use flag_set_p to check for flags.
1830         * optc-gen.awk: Likewise.  Use opt_args to check for Init(...) flags.
1831
1832 2005-03-30  Ian Lance Taylor  <ian@airs.com>
1833
1834         * config.host (i[34567]86-*-mingw32*): Don't set
1835         host_can_use_collect2 to no.
1836
1837 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
1838
1839         PR target/20203
1840         * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1841         Remove convert_memory_address call duplicating that in memory_address.
1842
1843 2005-03-29  Richard Henderson  <rth@redhat.com>
1844
1845         PR c/20519
1846         * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1847         (build_compound_literal): Likewise.  Propagate decl type into the
1848         initializer.
1849         (finish_decl): Likewise.  Use new return value from complete_array_type
1850         for zero sized arrays.
1851         (complete_array_type): Move ...
1852         * c-common.c (complete_array_type): ... here.  Change first argument
1853         to pointer-to-type-node.  Consistently use sizetype for the index
1854         except for zero sized arrays.  Detect zero sized arrays for pedantic
1855         mode diagnostics.  Create a new type node instead of modifying the
1856         old node in place.
1857         * c-tree.h (complete_array_type): Move decl ...
1858         * c-common.h (complete_array_type): ... here.
1859
1860 2005-03-29  Richard Henderson  <rth@redhat.com>
1861
1862         PR tree-opt/19108
1863         * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1864
1865 2005-03-29  Kazu Hirata  <kazu@cs.umass.edu>
1866
1867         * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1868         debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1869         rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1870         tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1871
1872 2005-03-29  Eric Christopher  <echristo@redhat.com>
1873
1874         * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1875         truthvalue conversion removal.
1876
1877 2005-03-29  Ian Lance Taylor  <ian@airs.com>
1878
1879         PR bootstrap/14316
1880         * collect2.c: Never include <vfork.h>.
1881         (VFORK_STRING, vfork): Don't define.
1882         (pid): Remove global variable.
1883         (handler): Call raise instead of kill (getpid(), ...).
1884         (collect_wait): Add pex parameter.  Change all callers.  Use
1885         pex_get_status rather than pwait.
1886         (do_wait): Add pex parameter.  Change all callers.
1887         (collect_execute): Return struct pex_obj * rather than void.  Use
1888         pex routines rather than pexecute.
1889         (fork_execute): Get pex_obj from collect_execute, and pass it to
1890         do_wait.
1891         (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1892         Only declare quit_handler if SIGQUIT is defined.
1893         (scan_libraries): Likewise.
1894         * collect2.h (collect_execute): Update declaration.
1895         (collect_wait): Update declaration.
1896         * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1897         pass it to collect_wait.
1898
1899 2005-03-29  Joseph S. Myers  <joseph@codesourcery.com>
1900
1901         PR c/20672
1902         * c-parser.c (c_parser_compound_statement_nostart): Give error
1903         message for EOF instead of just setting parser->error.
1904
1905 2005-03-29  Dorit Naishlos  <dorit@il.ibm.com>
1906
1907         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1908         (slpeel_update_phi_nodes_for_guard1): New function.
1909         (slpeel_update_phi_nodes_for_guard2): New function.
1910         (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1911         of slpeel_update_phi_nodes_for_guard.
1912         (vectorize_loops): Remove call to loop_closed_rewrite.
1913         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1914         assertion.
1915
1916 2005-03-29  Richard Sandiford  <rsandifo@redhat.com>
1917
1918         * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1919         (TARGET_LITTLE_ENDIAN): New macro.
1920         * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1921         (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1922         (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1923         (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1924         (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1925         (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1926         (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1927         (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1928         (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1929         (TARGET_OPTIONS): Delete.
1930         (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1931         (CACHE_FLUSH_TRAP): Turn into an integer.
1932         (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1933         (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1934         -mflush-trap is in use.
1935         * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1936         (m32r_cache_flush_trap_string): Delete.
1937         (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1938         (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1939         (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1940         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1941         (m32r_handle_option): New function.  Move -mflush-trap=, -mflush-func=,
1942         -mmodel= and -msdata= handling from...
1943         (m32r_init): ...here.
1944         * config/m32r/m32r.opt: New file.
1945
1946 2005-03-29  Keith Besaw  <kbesaw@us.ibm.com>
1947
1948         * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1949         (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1950         * tree-vect-analyze.c (vect_object_analysis): additional parm
1951         pass back a "struct ptr_info_def *" with the points-to info.
1952         (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1953         statement using info returned from vect_object_analysis.
1954         * tree-vect-transform.c (update_vuses_to_preheader): New function.
1955         (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1956         for virtual uses and defs when creating a replacement vector
1957         reference.  Call duplicate_ssa_name_ptr_info to define points-to
1958         info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1959         (vectorizable_store): copy_virtual_operands and update
1960         definition statements.
1961         (vectorizable_load): copy_virtual_operands.  Remove call to
1962         mark_call_clobbered_vars_to_rename for call to "const" builtin.
1963         * tree-vectorizer.c (vectorize_loops): Remove calls to
1964         rewrite_into_ssa and bitmap_clear (vars_to_rename).
1965         (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1966         * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1967         define macro STMT_VINFO_PTR_INFO for use in accessing.
1968         * tree.h add export of duplicate_ssa_name_ptr_info.
1969         * rs6000.c (altivec_init_builtins): Declare builtin function
1970         __builtin_altivec_mask_for_load to be "const".
1971
1972 2005-03-29  Jakub Jelinek  <jakub@redhat.com>
1973
1974         PR middle-end/20622
1975         * cgraph.h (struct cgraph_varpool_node): Add alias field.
1976         * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1977         assemble_variable on aliases.
1978         * varasm.c (assemble_alias): Set node->alias.
1979         * toplev.c (wrapup_global_declarations): Don't call
1980         rest_of_decl_compilation on aliases again.
1981
1982 2005-03-29  Paul Brook  <paul@codesourcery.com>
1983
1984         * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1985         * config/arm/arm.c (arm_dbx_register_number): New function.
1986         * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1987
1988 2005-03-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
1989
1990         PR middle-end/20263
1991         * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1992         the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1993
1994 2005-03-29  Dale Johannesen <dalej@apple.com>
1995
1996         * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1997         $(TREE_H) and $(COVERAGE_H).
1998         * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1999         * opts.c (common_handle_option): Enable tree-based value transforms.
2000         * toplev.c (process_options): Ditto.
2001         * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2002         refers to references to this type.
2003         * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2004         * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2005         for may_be_more, may_be_less.
2006         (rtl_gen_pow2_profiler): Adjust.
2007         (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2008         (rtl_gen_one_value_profiler): Adjust.
2009         (rtl_gen_const_delta_profiler): Adjust.
2010         * tree-profile.c (tree_gen_interval_profiler): Implement.
2011         (tree_gen_pow2_profiler): Ditto.
2012         (tree_gen_one_value_profiler): Ditto.
2013         (tree_profiling): New.
2014         (pass_tree_profile): Reference it.
2015         * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2016         tree.h, gcov-io.h.
2017         (insn_divmod_values_to_profile): Rename to
2018         rtl_divmod_values_to_profile. Adjust.
2019         (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2020         (insn_prefetch_values_to_profile): Adjust.
2021         (rtl_value_profile_transformations): Adjust.
2022         (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2023         (gen_mod_pow2): Rename to rtl_mod_pow2.
2024         (gen_mod_subtract): Rename to rtl_mod_subtract.
2025         (divmod_fixed_value_transform): Rename to
2026         rtl_divmod_fixed_value_transform.
2027         (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2028         (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2029         (rtl_find_values_to_profile): Adjust.
2030         (tree_value_profile_transformations): Implement.
2031         (tree_divmod_values_to_profile): New.
2032         (tree_values_to_profile): New.
2033         (tree_divmod_fixed_value): New.
2034         (tree_mod_pow2): New.
2035         (tree_mod_subtract): New.
2036         (tree_divmod_fixed_value_transform): New.
2037         (tree_mod_pow2_value_transform): New.
2038         (tree_mod_subtract_transform): New.
2039         (tree_find_values_to_profile): Implement.
2040         * profile.c (instrument_values):  Free histograms.
2041         (compute_value_histograms): Adjust. Implement tree version.
2042
2043 2005-03-29  Uros Bizjak  <uros@kss-loka.si>
2044
2045         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2046         * config/i386/i386.c (output_fix_trunc): Add new round_mode
2047         variable.  Output "fldcw" depending on round_mode.
2048         * config/i386/i386.md (UNSPEC_FIST): New.
2049         (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2050         New isns patterns to implement lrint and llrint built-ins as x87
2051         intrinsic function.
2052         (fistdi2, fist<mode>2 splitters): New splitters.
2053         (lrint<mode>2): New expanders.
2054
2055 2005-03-28  Ian Lance Taylor  <ian@airs.com>
2056
2057         * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2058         0 when calling final_scan_insn.
2059
2060 2005-03-28  Jan Hubicka  <jh@suse.cz>
2061
2062         PR middle-end/20635
2063         * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2064         as needed.
2065
2066         * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2067         types where possible.
2068
2069 2005-03-26  Per Bothner  <per@bothner.com>
2070
2071         Make -f[no-]show-column also control non-cpp diagnostics.
2072         * c.opt (fshow-column): Move option from here ...
2073         * common.opt (fshow-column): ... to here.
2074         * diagnostic.c (diagnostic_build_prefix): Only print column number
2075         if flag_show_column.
2076
2077 2005-03-27  Steven Bosscher  <stevenb@suse.de>
2078
2079         * vax-protos.h (vax_output_int_move, vax_output_int_add,
2080         vax_output_conditional_branch): New prototypes.
2081         * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2082         extracted from vax.md mov and add patterns.
2083         (vax_output_conditional_branch): New function to output conditional
2084         branch instructions.
2085         * vax.md: Use mode macros for arithmetic and mov patterns.
2086         Use code macros for the jump patterns.
2087
2088 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
2089
2090         * Makefile.in (libbackend.o): Depend on version files;
2091         add custom generation command.
2092
2093 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
2094
2095         PR target/20636
2096         * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2097         sure that we have a REG before getting its REGNO.
2098
2099 2005-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2100
2101         * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2102         * builtins.def (BUILT_IN_STRNDUP): New.
2103
2104 2005-03-25  Pat Haugen  <pthaugen@us.ibm.com>
2105
2106         PR tree-optimization/20470
2107         * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2108         ABS(x-y).
2109
2110 2005-03-25  Mike Stump  <mrs@apple.com>
2111
2112         * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2113         sized objects.
2114
2115 2005-03-25  Geoffrey Keating  <geoffk@apple.com>
2116
2117         * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2118         Use our own structure definitions.
2119
2120         * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2121         (fix_truncdfsi2): Allow registers or memory as destination.
2122         When TARGET_PPC_GFXOPT, generate simplified pattern.
2123         (fix_truncdfsi2_internal): Use define_insn_and_split.
2124         (fix_truncdfsi2_internal_gfxopt): New.
2125         (fctiwz): Don't confuse register allocation by giving it no choices.
2126         (stfiwx): New.
2127         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2128         (EXTRA_MEMORY_CONSTRAINT): Likewise.
2129         * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2130         * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2131
2132 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
2133
2134         * dominance.c (free_dominance_info): Speed up by freeing et
2135         data structures without maintaining other nodes.
2136         * et-forest.c (et_free_tree_force): New.
2137         * et-forest.h: Add a prototype for et_free_tree_force.
2138
2139         * tree.c (get_set_constructor_bits,
2140         get_set_constructor_bytes): Remove.
2141         * tree.h: Remove the corresponding prototypes.
2142
2143 2005-03-25  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
2144
2145         PR target/15491
2146         * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2147         (vax_rtx_costs): Return false when passed unsupported rtx's.  Handle
2148         FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE.  Fix costs for POST_INC,
2149         PRE_DEC, NEG and NOT.
2150
2151 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
2152
2153         * fold-const.c: Convert uses of fold (build (...)) to
2154         fold_buildN.
2155
2156 2005-03-25  Zdenek Dvorak  <dvorakz@suse.cz>
2157
2158         PR rtl-optimization/20249
2159         * cse.c (insert_regs): Do not record equivalence of registers in
2160         different modes.
2161
2162 2005-03-24  Kazu Hirata  <kazu@cs.umass.edu>
2163
2164         * emit-rtl.c (reverse_comparison): Remove.
2165         * rtl.h: Remove the corresponding prototype.
2166
2167 2005-03-24  James E Wilson  <wilson@specifixinc.com>
2168
2169         * doc/install.texi (--enable-altivec): Delete docs.
2170
2171 2005-03-24  David Edelsohn  <edelsohn@gnu.org>
2172
2173         * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2174         SFmode and DFmode before reload when
2175         flag_unsafe_math_optimizations not enabled.
2176
2177 2005-03-24  Geoffrey Keating  <geoffk@apple.com>
2178
2179         * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2180
2181         * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2182         MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2183
2184 2005-03-24  Nathan Sidwell  <nathan@codesourcery.com>
2185
2186         * configure.ac (enable-checking): Add 'runtime' option.
2187         * doc/install.texi (enable-checking): Document 'runtime' checking.
2188         * tsystem.h (gcc_assert, gcc_unreachable): Define.
2189         * config.in: Regenerated.
2190         * configure: Regenerated.
2191
2192 2005-03-23  Uros Bizjak  <uros@kss-loka.si>
2193
2194         * optabs.h (enum optab_index): Remove OTI_llrint.
2195         (llrint_optab): Remove macro.
2196         * optabs.c (init_optabs): Remove llrint_optab initialization.
2197         * genopinit.c (optabs): Remove llrint_optab implementation.
2198         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2199         using lrint_optab.
2200
2201 2005-03-24  Alexandre Oliva  <aoliva@redhat.com>
2202
2203         PR rtl-optimization/20532
2204         * simplify-rtx.c (simplify_binary_operation_1): Protect from
2205         overflow when adding coefficients for PLUS or MINUS.
2206         (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2207         two as multiplier.
2208
2209 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
2210
2211         * langhooks.h (truthvalue_conversion): Remove.
2212         * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2213         LANG_HOOKS_TRUTHVALUE_CONVERSION.
2214         * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2215         * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2216         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2217
2218 2005-03-23  Kazu Hirata  <kazu@cs.umass.edu>
2219
2220         * params.def: Fix a typo.
2221         * config/mips/mips.c: Follow the spelling convensions.
2222         * doc/invoke.texi: Fix typos.
2223
2224 2005-03-18  Dale Johannese  <dalej@apple.com>
2225
2226         * cp/tree.c (cp_tree_equal):  Handle SSA_NAME.
2227
2228 2005-03-23  Daniel Berlin  <dberlin@dberlin.org>
2229
2230         Fix PR tree-optimization/20601
2231
2232         * tree-ssa-pre.c (insert_aux): Add missing condition to
2233         constification.
2234
2235 2005-03-23  Ian Lance Taylor  <ian@airs.com>
2236
2237         * final.c (final_scan_insn): Don't remove no-op instructions.
2238         * reload1.c (reload): Remove simple no-op instructions even when
2239         not optimizing.
2240
2241 2005-03-23  Dorit Naishlos  <dorit@il.ib.com>
2242
2243         PR tree-optimization/20501
2244         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2245         reporting that peeling for alignment is applied moved to...
2246         * (vect_analyze_data_refs_alignment): Here.
2247
2248 2005-03-23  Ian Lance Taylor  <ian@airs.com>
2249
2250         * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2251
2252 2005-03-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
2253
2254         * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2255         Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2256
2257 2005-03-23  Hans-Peter Nilsson  <hp@axis.com>
2258
2259         * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2260         imply that this is called once, independent of asms in code.
2261         Adjust to now being pased output and input lists.  Mention helper
2262         function decl_overlaps_hard_reg_set_p.
2263         * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2264         hook_tree_tree_identity and to take three trees, returning third.
2265         * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2266         prototype.
2267         * stmt.c: include hard-reg-set.h before tree.h.
2268         (decl_overlaps_hard_reg_set_p): New function, broken out from...
2269         (decl_conflicts_with_clobbers_p): Call
2270         decl_overlaps_hard_reg_set_p.
2271         (expand_asm_operands): Pass output and input lists in call to
2272         targetm.md_asm_clobbers.
2273         * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2274         hook_tree_tree_tree_tree_3rd_identity.
2275         * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2276         parameters.
2277         * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2278         * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2279         parameters, first two unused.
2280         * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2281         parameters.  Only add MOF to clobbers if there's no 'h' mentioned
2282         in constraint letters and MOF is not mentioned as a asm-declared
2283         register in neither of the input and output lists.
2284
2285 2005-03-23  DJ Delorie  <dj@redhat.com>
2286
2287         * optabs.c (expand_binop): Make sure the first subword's result
2288         gets stored.
2289
2290 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
2291
2292         * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2293         Call c_common_truthvalue_conversion rather than
2294         lang_hooks.truthvalue_conversion.
2295         * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2296         * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2297         c-typeck.c.
2298         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2299         c_common_truthvalue_conversion.
2300         * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2301         c_parser_conditional_expression, c_parser_binary_expression): Call
2302         c_objc_common_truthvalue_conversion.
2303         * c-typeck.c (build_unary_op): Call
2304         c_objc_common_truthvalue_conversion.
2305         (build_conditional_expr): Do not call
2306         lang_hooks.truthvalue_conversion.
2307         (build_binary_op): Call c_common_truthvalue_conversion.
2308         (c_objc_common_truthvalue_conversion): Moved from
2309         c-objc-common.c.  Call default_function_array_conversion instead
2310         of default_conversion.
2311
2312 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
2313
2314         * c-common.h (default_conversion): Remove.
2315         (perform_integral_promotions): Add.
2316         * c-tree.h (default_conversion): Add.
2317         * c-typeck.c (perform_integral_promotions): New, split out from
2318         default_conversion.
2319         * c-common.c (check_case_value): Use perform_integral_promotions,
2320         not default_conversion.
2321         (c_add_case_label): Don't continue processing case label after
2322         found to be pointer.
2323
2324 2005-03-23  Mark Mitchell  <mark@codesourcery.com>
2325
2326         * gcc.c (do_spec_1): Do not add a -L path for a directory in
2327         the prefix list if we have already added a multilib directory
2328         based on that path.
2329         (main): Do not add MD_EXEC_PREFIX to the list of directories to
2330         search with -L.
2331
2332 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
2333
2334         * reload1.c (indirect_symref_ok, reload_obstack): Make them
2335         static.
2336         * reload.h: Remove the prototype for indirect_symref_ok.
2337
2338         * reload1.c (indirect_symref_ok): Make it global.
2339         * reload.h: Add a prototype for indirect_symref_ok.
2340
2341 2005-03-22  Kaz Kojima  <kkojima@gcc.gnu.org>
2342
2343         * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2344         ashlhi3 expander.
2345
2346 2005-03-22  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
2347
2348         * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2349
2350 2005-03-22  Daniel Berlin  <dberlin@dberlin.org>
2351
2352         * c-opts.c (c_common_parse_file): Only start/end main source file
2353         if debug hooks says the writer wants it.
2354         * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2355         member.
2356         (xcoff_debug_hooks): Ditto.
2357         * debug.c (do_nothing_hooks): Ditto.
2358         * debug.h (gcc_debug_hooks): Ditto.
2359         * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2360         * sdbout.c (sdb_debug_hooks): Ditto.
2361         * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2362
2363 2005-03-22  Mark Mitchell  <mark@codesourcery.com>
2364
2365         * doc/extend.texi: Deprecate C++ min/max operators.
2366
2367 2005-03-22  Zdenek Dvorak  <dvorakz@suse.cz>
2368
2369         * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2370         artificial original candidates.
2371
2372 2005-03-22  Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2373             Jan Hubicka  <jh@suse.cz>
2374             Steven Bosscher <stevenb@suse.de>
2375
2376         * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2377         call cost based on argument sizes.
2378         (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2379         inlining.
2380         * params.def: (max-inline-inssn-single): Set to 450.
2381         (max-inline-insns-auto): Set to 90.
2382         (max-inline-insns-recursive): Set to 450
2383         (max-inline-insns-recursive-auto): Set to 450.
2384         (large-function-insns): Set to 2700.
2385         (inline-call-cost): New parameter.
2386         * tree-inline.c (estimate_move_cost): New function.
2387         (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2388         for non-gimple-regs, set cost to 0 for gimple-regs.  Compute call size
2389         based on arguments.
2390         * tree-inline.h (estimate_move_cost): Declare.
2391         * invoke.texi: (max-inline-inssn-single): Change default to 450.
2392         (max-inline-insns-auto): Change default to 90.
2393         (max-inline-insns-recursive): Change default to 450
2394         (max-inline-insns-recursive-auto): Change default to 450.
2395         (large-function-insns): Change default to 2700.
2396         (inline-call-cost): Document new parameter.
2397
2398 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
2399
2400         * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2401         (TARGET_DEFAULT): Delete.
2402         * config/i860/i860.opt: New file.
2403
2404 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
2405
2406         * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2407         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2408         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2409         (frv_sched_lookahead): Delete.
2410         * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2411         (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2412         (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2413         (MASK_LIBPIC, MASK_ACC_4,  MASK_PACK, MASK_LONG_CALLS)
2414         (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2415         (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2416         (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2417         (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2418         (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2419         (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2420         (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2421         (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2422         (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2423         (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2424         (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2425         (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2426         (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2427         (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2428         (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2429         (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2430         (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2431         (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2432         * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2433         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2434         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2435         (frv_sched_lookahead): Delete.
2436         (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2437         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2438         (frv_handle_option): New function.  Move -mcpu= handling from...
2439         (frv_override_options): ...here.  Remove handling of other
2440         TARGET_OPTIONS.
2441         (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2442         TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2443         (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2444         and TARGET_NO_MULTI_CE.
2445         (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2446         !TARGET_VLIW_BRANCH.
2447         * config/frv/frv.opt: New file.
2448
2449 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
2450
2451         * fold-const.c (fold_ternary): Take decomposed arguments of
2452         CALL_EXPR.
2453         (fold): Update a call to fold_ternary.
2454
2455         * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2456         * tree.h: Add corresponding prototypes.
2457
2458 2005-03-22  Jakub Jelinek  <jakub@redhat.com>
2459
2460         PR target/20561
2461         * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2462         between jump table and its label.
2463         * final.c (shorten_branches): Handle notes in between ADDR_VEC
2464         resp. ADDR_DIFF_VEC and the label preceeding it.
2465         (final_scan_insn): Likewise.  Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2466         is emitted in the right section.
2467
2468 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
2469
2470         * fold-const.c (fold_unary, fold_binary): Update comments
2471         about arguments.
2472
2473 2005-03-22  Hans-Peter Nilsson  <hp@axis.com>
2474
2475         PR rtl-optimization/20527
2476         * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2477         REG_INC note, test that the register also isn't mentioned in PRED
2478         or SUCC.
2479
2480 2005-03-22  Ben Elliston  <bje@au.ibm.com>
2481
2482         * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2483         and definition.
2484
2485 2005-03-21  Mike Stump  <mrs@apple.com>
2486
2487         * varasm.c (default_assemble_visibility): Remove extra ().
2488
2489 2005-03-21  Roger Sayle  <roger@eyesopen.com>
2490
2491         PR middle-end/20557
2492         * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2493         to determine whether a block can be duplicated, rather than test
2494         whether the block contains noncopyable insns ourselves.
2495
2496 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
2497
2498         * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2499         predicates.
2500
2501 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
2502
2503         * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2504
2505 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
2506
2507         * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2508         (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2509         * config/fr30/fr30.opt: New file.
2510
2511 2005-03-18  Daniel Berlin  <dberlin@dberlin.org>
2512
2513         Fix PR tree-optimization/20542
2514
2515         * tree-flow-inline.h (overlap_subvar): Move to here.
2516         * tree-ssa-operands.c: From here.
2517         * tree-flow.h (overlap_subvar): Declare.
2518         * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2519         * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2520         for variables with subvars.
2521
2522 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2523
2524         PR middle-end/20177
2525         * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2526         * modulo-sched.c (const_iteration_count): Return on NULL
2527         pre-header.
2528         (print_node_sched_params): Return on NULL dump_file.
2529         (generate_reg_moves): Handle reg-anti dependencies and disregard
2530         closing branch when generating register moves.
2531         (sms_schedule): Mark the SMSed block dirty.
2532         * passes.c (rest_of_handle_sms): Call update_life_info for all
2533         basic-blocks.
2534         * testsuite/gcc.dg/20050321-1.c: New test.
2535
2536 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
2537
2538         * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2539         * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2540         movqi_internal): Likewise.
2541
2542 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
2543
2544         * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2545         xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2546         xtensa_b4const): Delete prototypes.
2547         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2548         xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2549         (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2550         xtensa_extra_constraint): New prototypes.
2551         (add_operand, arith_operand, nonimmed_operand, mem_operand,
2552         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2553         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2554         move_operand, const_float_1_operand, fpmem_offset_operand,
2555         branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2556         * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2557         (xtensa_b4const_or_zero): ...this.  Change return type to bool and
2558         argument type to HOST_WIDE_INT.
2559         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2560         xtensa_mask_immediate): Likewise.
2561         (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2562         Likewise.  Also make these functions static.
2563         (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2564         (xtensa_const_ok_for_letter_p): New.
2565         (add_operand, arith_operand, nonimmed_operand, mem_operand,
2566         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2567         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2568         move_operand, const_float_1_operand, fpmem_offset_operand,
2569         branch_operator, ubranch_operator, boolean_operator): Move to
2570         predicates.md.
2571         (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2572         (xtensa_mem_offset): Change return type to bool.
2573         (xtensa_extra_constraint): New.
2574         (gen_int_relational): Update type of const_range_p function pointer.
2575         Use xtensa_b4const_or_zero.
2576         * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2577         xtensa_const_ok_for_letter_p.  Update comments.
2578         (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2579         (PREDICATE_CODES): Delete.
2580         * config/xtensa/xtensa.md: Include predicates.md.
2581         * config/xtensa/predicates.md: New file.
2582
2583 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
2584
2585         * config/v850/v850-protos.h: Remove the prototypes for
2586         reg_or_int9_operand, reg_or_const_operand,
2587         pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2588         reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2589         movsi_source_operand, power_of_two_operand,
2590         not_power_of_two_operand, special_symbolref_operand,
2591         pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2592         register_is_ok_for_epilogue.
2593         * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2594         reg_or_int9_operand, reg_or_const_operand,
2595         call_address_operand, special_symbolref_operand,
2596         movsi_source_operand, power_of_two_operand,
2597         not_power_of_two_operand, register_is_ok_for_epilogue,
2598         pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2599         pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2600         predicates.md.
2601         * config/v850/v850.h (PREDICATE_CODES): Remove.
2602         * config/v850/v850.md: Include predicates.md.
2603         * config/v850/predicates.md: New.
2604
2605 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
2606
2607         * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2608         (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2609         (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2610         (itoolsdir, itoolsdatadir): Move definition above new first use.
2611         (install-itoolsdirs): New rule.
2612         (install-mkheaders): Depend on install-itoolsdirs, not
2613         install-include-dir.
2614
2615 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
2616
2617         * tree-into-ssa.c: Remove obsolete comments.
2618
2619 2005-03-21  Richard Guenther  <rguenth@gcc.gnu.org>
2620
2621         * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2622         unrolling if -fpeel-loops is specified, too.
2623         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2624         Remove superfluous check for flag_unroll_loops.
2625
2626 2005-03-21  Uros Bizjak  <uros@kss-loka.si>
2627
2628         * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2629         (lrint_optab, llrint_optab): Define corresponding macros.
2630         * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2631         * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2632         pattern and llrint_optab using llrintdi2 patterns.
2633         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2634         using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2635         (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2636         BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2637         flag_unsafe_math_optimizations is set.
2638
2639 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
2640
2641         * combine.c (combine_simplify_rtx, simplify_if_then_else,
2642         simplify_logical, if_then_else_cond, known_cond,
2643         simplify_comparison): Adjust calls to reverse_comparison.
2644         Don't use combine_reversed_comparison_code).
2645         (combine_reversed_comparison_code): Remove.
2646         (reversed_comparison): Using reversed_comparison_code, move it...
2647         * jump.c (reversed_comparison): ... here.
2648         * rtl.h (reversed_comparison): Add prototype.
2649
2650 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
2651
2652         * builtins.c (fold_builtin): Take decomposed arguments of
2653         CALL_EXPR.
2654         * fold-const.c (fold_ternary): Update a call to fold_builtin.
2655         * gimplify.c (gimplify_call_expr): Likewise.
2656         * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2657         * tree.h: Update the prototype of fold_builtin.
2658
2659 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
2660
2661         * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2662         * rtlhooks.c (gen_lowpart_no_emit_general): New.
2663         * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2664         (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2665         * simplify-rtx.c (simplify_binary_operation_1): Use it.
2666
2667 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
2668
2669         * builtins.c (fold_builtin_1): Take decomposed arguments of
2670         CALL_EXPR.
2671         (fold_builtin): Update a call to fold_builtin_1.
2672
2673 2005-03-21  Nathan Sidwell  <nathan@codesourcery.com>
2674
2675         PR other/20564
2676         * gcov.c (output_lines): Only output function block summary when
2677         outputting branch information.
2678         * doc/gcov.texi: Document format of preamble and additional block
2679         information lines.
2680
2681 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
2682
2683         * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2684         (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2685         the defaults false if BITS_PER_UNIT != 8.
2686         (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2687         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2688         than BITS_PER_UNIT != 8.
2689         (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2690         (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2691         (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2692         #undefs.
2693         * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2694         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2695
2696 2005-03-20  Roger Sayle  <roger@eyesopen.com>
2697
2698         PR middle-end/20539
2699         * fold-const.c (fold_binary): Fix type mismatch between
2700         TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2701         (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2702         for non-truth-valued expressions.
2703
2704         * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2705         and FUNCTION_DECL in the main switch.
2706         <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2707         TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2708         we also need to convert their operands to match.
2709         <TRUTH_NOT_EXPR>: Likewise.
2710
2711 2005-03-21  Joseph S. Myers  <joseph@codesourcery.com>
2712
2713         * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2714         diagnostic without checking whether an lvalue.
2715         * c-common.h (lvalue_p): Remove.
2716         (enum lvalue_use): Update comment.
2717         (lvalue_or_else): Replace by lvalue_error.
2718         * c-typeck.c (lvalue_p): Make static.
2719         (lvalue_or_else): New.  Call lvalue_error.
2720
2721 2005-03-21  Alan Modra  <amodra@bigpond.net.au>
2722
2723         * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2724         (function_arg_advance): Use rs6000_parm_start.
2725         (function_arg, rs6000_arg_partial_bytes): Likewise.
2726
2727 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
2728
2729         * c-common.c (check_case_value): Adjust comment about stripping
2730         NOPs.
2731         (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2732         * c-typeck.c (default_conversion, convert_arguments,
2733         build_modify_expr, convert_for_assignment, store_init_value,
2734         digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2735         manually.  Remove inaccurate comments.
2736
2737 2005-03-20  Roger Sayle  <roger@eyesopen.com>
2738             Joseph S. Myers  <joseph@codesourcery.com>
2739
2740         * varasm.c (do_assemble_alias): Restore comment describing function.
2741         Annotate the target parameter as potentially unused.
2742
2743 2005-03-20  Marek Michalkiewicz  <marekm@amelek.gda.pl>
2744
2745         PR target/18551
2746         * config/avr/avr.c (avr_output_function_prologue): Do not use
2747         current_function_name() in a label, use a local label instead.
2748
2749 2005-03-20  David Edelsohn  <edelsohn@gnu.org>
2750
2751         * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2752         flag_finite_math_only, not flag_unsafe_math_optimizations.
2753
2754 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
2755
2756         * builtins.c (fold_builtin_1): Update a call to
2757         targetm.fold_builtin.
2758         * hooks.c (hook_tree_tree_bool_null): Rename to
2759         hook_tree_tree_tree_bool_null.  Take one more argument of type
2760         tree.
2761         * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2762         * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2763         hook_tree_tree_tree_bool_null.
2764         * target.h (gcc_target): Update the prototype of fold_builtin.
2765         * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2766         arguments of CALL_EXPR.
2767         * doc/tm.texi (TARGET_FOLD_BUILTIN): Update.  Mention the
2768         new prototype.
2769
2770 2005-03-20  Jan Hubicka  <jh@suse.cz>
2771
2772         * cgraph.h (cgraph_node): Add prev_clone pointer.
2773         * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2774         (cgraph_clone_node): Produce doubly linked chain.
2775
2776 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
2777
2778         * c-common.c (handle_aligned_attribute, check_function_sentinel,
2779         get_nonnull_operand, handle_sentinel_attribute,
2780         check_function_arguments_recurse): Do not strip NOPS from
2781         INTEGER_CSTs.
2782         * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2783         Likewise.
2784         * c-format.c (get_constant): Likewise.
2785         * c-parser.c (c_parser_postfix_expression): Likewise.
2786         * c-typeck.c (set_init_index): Likewise.
2787         (convert_arguments): Don't check for NOP_EXPR containing integer
2788         constant.
2789
2790 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
2791
2792         * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2793         fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2794         Take decomposed arguments of CALL_EXPR.
2795         (fold_builtin_1): Update calls to the functions mentioned
2796         above.
2797
2798 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
2799
2800         * c-decl.c (check_bitfield_type_and_width): Require bit-field
2801         width to have integer type.
2802         (build_enumerator): Require enumerator value to have integer type.
2803
2804 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
2805
2806         * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2807         to __builtin_inff.
2808
2809 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
2810
2811         * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2812         std=iso9899:199x): Correct descriptions.
2813
2814 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
2815
2816         * config.gcc: Consistently use solaris2.1[0-9]* instead of
2817         solaris2.1[0-9].
2818
2819 2005-03-19  Kazu Hirata  <kazu@cs.umass.edu>
2820
2821         * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2822         of CALL_EXPR.
2823         (expand_builtin_memcpy, fold_builtin_1): Update calls to
2824         fold_builtin_memcpy.
2825
2826         * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2827         arguments of CALL_EXPR.
2828         (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2829         fold_builtin_found, fold_builtin_1): Update calls to
2830         fold_trunc_transparent_mathfn.
2831
2832 2005-03-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2833
2834         PR middle-end/20493
2835         * fold-const.c (fold_widened_comparison): Don't optimize casts of
2836         function pointers on targets that require function pointer
2837         canonicalization.
2838         (fold_sign_changed_comparison): Likewise.
2839
2840 2005-03-19  Bernd Schmidt  <bernd.schmidt@analog.com>
2841
2842         * combine.c (try_combine): When changing the mode of a hard reg, make
2843         sure that doing so is valid.
2844
2845 2005-03-19  Richard Sandiford  <rsandifo@redhat.com>
2846
2847         * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2848         (TARGET_HANDLE_OPTION): Override default.
2849         (avr_handle_option): New function.
2850         * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2851         (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2852         (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2853         (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2854         (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2855         (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2856         (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2857         (TARGET_OPTIONS): Delete.
2858         * config/avr/avr.opt: New file.
2859
2860 2005-03-18  2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
2861
2862         * config/m32r/m32r-protos.h: Remove the prototypes for
2863         call_address_operand, symbolic_operand, seth_add3_operand,
2864         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2865         reg_or_uint16_operand, reg_or_cmp_int16_operand,
2866         two_insn_const_operand, move_src_operand,
2867         move_double_src_operand, move_dest_operand,
2868         eqne_comparison_operator, signed_comparison_operator,
2869         large_insn_p, conditional_move_operand, carry_compare_operand,
2870         m32r_block_immediate_operand, extend_operand,
2871         reg_or_eq_int16_operand, int8_operand, and
2872         reg_or_zero_operand.
2873         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2874         seth_add3_operand, int8_operand, cmp_int16_operand,
2875         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2876         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2877         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2878         move_double_src_operand, move_dest_operand,
2879         eqne_comparison_operator, signed_comparison_operator,
2880         extend_operand, small_insn_p, large_insn_p,
2881         conditional_move_operand, carry_compare_operand,
2882         m32r_block_immediate_operand): Move to predicates.md.
2883         (MAX_MOVE_BYTES): Move to m32r.h.
2884         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2885         * config/m32r/m32r.md: Include predicates.md.
2886         * config/m32r/predicates.md: New.
2887
2888 2005-03-18  James E Wilson  <wilson@specifixinc.com>
2889
2890         PR c++/19769
2891         * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2892         origin.
2893
2894 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
2895
2896         * config/mn10300/mn10300-protos.h: Remove the prototypes for
2897         call_address_operand, const_8bit_operand.
2898         * config/mn10300/mn10300.c (call_address_operand,
2899         const_8bit_operand, const_1f_operand): Move to predicates.md.
2900         * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2901         * config/mn10300/mn10300.md: Include predicates.md.
2902         * config/mn10300/predicates.md: New.
2903
2904 2005-03-18  Joseph S. Myers  <joseph@codesourcery.com>
2905
2906         * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2907         declarations in diagnostics and %E for identifiers, not %s.
2908
2909 2005-03-18  Jan Hubicka  <jh@suse.cz>
2910             Dale Johannesen  <dalej@apple.com>
2911
2912         * basic-block.h (scale_bbs_frequencies_int,
2913         scale_bbs_frequencies_gcov_type): Declare.
2914         * cfg.c (RDIV): New macro.
2915         (update_bb_frequency_for_threading): Fix.
2916         * basic-block.h (scale_bbs_frequencies_int,
2917         scale_bbs_frequencies_gcov_type): New.
2918         * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2919         (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2920         scale_bbs_frequencies_int.
2921         * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2922
2923 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
2924
2925         * config/m32r/m32r-protos.h: Remove the prototypes for
2926         call_address_operand, symbolic_operand, seth_add3_operand,
2927         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2928         reg_or_uint16_operand, reg_or_cmp_int16_operand,
2929         two_insn_const_operand, move_src_operand,
2930         move_double_src_operand, move_dest_operand,
2931         eqne_comparison_operator, signed_comparison_operator,
2932         large_insn_p, conditional_move_operand, carry_compare_operand,
2933         m32r_block_immediate_operand, extend_operand,
2934         reg_or_eq_int16_operand, int8_operand, and
2935         reg_or_zero_operand.
2936         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2937         seth_add3_operand, int8_operand, cmp_int16_operand,
2938         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2939         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2940         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2941         move_double_src_operand, move_dest_operand,
2942         eqne_comparison_operator, signed_comparison_operator,
2943         extend_operand, small_insn_p, large_insn_p,
2944         conditional_move_operand, carry_compare_operand,
2945         m32r_block_immediate_operand): Move to predicates.md.
2946         (MAX_MOVE_BYTES): Move to m32r.h.
2947         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2948         * config/m32r/m32r.md: Include predicates.md.
2949         * config/m32r/predicates.md: New.
2950
2951         * config/pa/pa-protos.h: Add prototypes for magic_milli and
2952         shadd_constant_p.
2953         * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2954         symbolic_operand, symbolic_memory_operand,
2955         reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2956         indexed_memory_operand, move_dest_operand, move_src_operand,
2957         prefetch_cc_operand, prefetch_nocc_operand,
2958         reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2959         arith_operand, arith11_operand, pre_cint_operand,
2960         post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2961         ireg_operand, int5_operand, uint5_operand, int11_operand,
2962         uint32_operand, arith5_operand, and_operand, ior_operand,
2963         lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2964         pc_or_label_operand, div_operand, plus_xor_ior_operator,
2965         shadd_operand, movb_comparison_operator,
2966         cmpib_comparison_operator): Move to predicates.md.
2967         (magic_milli, shadd_constant_p): Make it extern.
2968         * config/pa/pa.h (PREDICATE_CODES): Remove.
2969         * config/pa/pa.md: Include predicates.md.
2970         * config/pa/predicates.md: New.
2971
2972         * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2973         predicate.
2974
2975 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
2976
2977         * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2978         config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2979         config/alpha/freebsd.h, config/alpha/linux.h,
2980         config/alpha/netbsd.h, config/alpha/osf5.h,
2981         config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2982         config/h8300/h8300-protos.h, config/h8300/h8300.c,
2983         config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2984         doc/cppopts.texi: Update copyright.
2985
2986 2005-03-18  Jan Hubicka  <jh@suse.cz>
2987
2988         PR middle-end/20225
2989         * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2990         too late.
2991         * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2992         called too late.
2993
2994 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
2995
2996         * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2997         VEC_safe_push.
2998
2999 2005-03-18  Paolo Bonzini  <bonzini@gnu.org>
3000
3001         * combine.c (gen_binary): Remove.
3002         (known_cond, simplify_shift_const, find_split_point,
3003         combine_simplify_rtx, simplify_if_then_else, simplify_set,
3004         simplify_logical, expand_field_assignment, extract_left_shift,
3005         force_to_mode, if_then_else_cond, apply_distributive_law,
3006         simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3007         simplify_comparison, reversed_comparison): Replace with
3008         simplify_gen_binary, simplify_gen_relational or
3009         distribute_and_simplify_rtx.
3010         (distribute_and_simplify_rtx): New function.
3011
3012 2005-03-18  Alexey Neyman  <alex.neyman@auriga.ru>
3013             Paolo Bonzini  <gcc.gnu.org>
3014
3015         * calls.c (setjmp_call_p, special_function_p): Update comments
3016         at the head of the functions.
3017
3018 2005-03-18  Jan Hubicka  <jh@suse.cz>
3019
3020         * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3021
3022         * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3023         function body should be released; do not proactively release function
3024         bodies in non-unit-at-a-time mode.
3025
3026 2005-03-18  Ralf Corsepius  <ralf.corsepius@rtems.org>
3027
3028         * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3029         mno-fp-ret-in-387 multilib variants.
3030
3031 2005-03-18  Richard Sandiford  <rsandifo@redhat.com>
3032
3033         * common.opt (m): Remove.
3034         * opts.c (handle_option): Pass 'm' options to set_target_switch if
3035         table lookup fails.
3036         (common_handle_option): Remove OPT_m case.
3037
3038 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
3039
3040         * builtins.c (fold_builtin_bitop): Take decomposed arguments
3041         of CALL_EXPR.
3042         (fold_builtin_1): Update a call to fold_builtin_bitop.
3043
3044         * builtins.c (fold_builtin_signbit): Take decomposed arguments
3045         of CALL_EXPR.
3046         (fold_builtin_1): Update a call to fold_builtin_signbit.
3047
3048 2005-03-17  Dorit Naishlos  <dorit@il.ibm.com>
3049
3050         PR tree-optimization/20474
3051         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3052         size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3053
3054 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
3055
3056         * config/h8300/h8300-protos.h: Remove prototypes for
3057         general_operand_src, general_operand_dst, single_one_operand,
3058         single_zero_operand, call_insn_operand,
3059         two_insn_adds_subs_operand, small_call_insn_operand,
3060         jump_address_operand, bit_operand, bit_memory_operand,
3061         stack_pointer_operand, const_int_gt_2_operand,
3062         const_int_ge_8_operand, const_int_qi_operand,
3063         const_int_hi_operand, incdec_operand, bit_operator,
3064         nshift_operator, eqne_operator, gtle_operator,
3065         gtuleu_operator, iorxor_operator.
3066         Add prototypes for h8sx_shift_type h8sx_classify_shift and
3067         h8300_ldm_stm_parallel.
3068         * config/h8300/h8300.c (h8sx_shift_type,): Move to
3069         h8300-protos.h.
3070         (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3071         SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3072         (h8300_ldm_stm_parallel): Make it extern.
3073         (h8300_ldm_parallel, h8300_stm_parallel,
3074         h8300_return_parallel, general_operand_src,
3075         general_operand_dst, h8300_dst_operand, h8300_src_operand,
3076         nibble_operand, reg_or_nibble_operand, single_one_operand,
3077         single_zero_operand, call_insn_operand,
3078         two_insn_adds_subs_operand, small_call_insn_operand,
3079         jump_address_operand, bit_operand, bit_memory_operand,
3080         stack_pointer_operand, const_int_gt_2_operand,
3081         const_int_ge_8_operand, const_int_qi_operand,
3082         const_int_hi_operand, incdec_operand, eqne_operator,
3083         gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3084         h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3085         h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3086         nshift_operator): Move to predicates.md.
3087         * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3088         * config/h8300/h8300.md: Include predicates.md.
3089         * config/h8300/predicates.md: New.
3090
3091 2005-03-17  Richard Henderson  <rth@redhat.com>
3092
3093         * config.gcc (ia64*-*-hpux*): Add extra_options.
3094         * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3095         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3096         * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3097         (ia64_tls_size_string, ia64_tune_string): Remove.
3098         (ia64_tune): Init to PROCESSOR_ITANIUM2.
3099         (TARGET_DEFAULT_TARGET_FLAGS): New.
3100         (TARGET_HANDLE_OPTION): New.
3101         (ia64_override_options): Move options parsing ...
3102         (ia64_handle_option): ... here.  New.
3103         * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3104         MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3105         MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3106         MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3107         MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3108         MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3109         MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3110         TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3111         TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3112         TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3113         TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3114         TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3115         TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3116         TARGET_EARLY_STOP_BITS): Remove.
3117         (TARGET_ILP32): Default false.
3118         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3119         (enum ia64_inline_type): New.
3120         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3121         * config/ia64/ia64.md: Update for new definitions of
3122         TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3123         * config/ia64/ia64.opt: New file.
3124         * config/ia64/ilp32.opt: New file.
3125
3126 2005-03-17  H.J. Lu  <hongjiu.lu@intel.com>
3127
3128         PR target/18380
3129         * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3130
3131 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
3132
3133         * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3134         instead of MASK_H8300S.
3135         * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3136         MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3137         MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3138         MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3139         TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3140         TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3141         TARGET_SWITCHES): Remove.
3142         (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3143         TARGET_H8300SX.
3144         * config/h8300/h8300.opt: New.
3145
3146         * config/alpha/alpha.opt, config/arc/arc.opt,
3147         config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3148         notices.
3149
3150 2005-03-17  Ian Lance Taylor  <ian@airs.com>
3151
3152         * gmon.c: Remove.
3153
3154 2005-03-17  Richard Sandiford  <rsandifo@redhat.com>
3155
3156         * config/arc/arc.c (arc_cpu_string): Make static.  Default to "base"
3157         (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3158         (TARGET_HANDLE_OPTION): Override default.
3159         (arc_handle_option): New function.
3160         (arc_init): Remove code to set arch_cpu_string.
3161         * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3162         (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3163         (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3164         (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3165         (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3166         (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3167         (arc_rodata_string, TARGET_OPTIONS): Delete.
3168         * config/arc/arc.opt: New file.
3169
3170 2005-03-17  Richard Henderson  <rth@redhat.com>
3171
3172         * doc/extend.texi (Weak Pragmas): New section.
3173         (attribute alias): Clarify that target must be in the same
3174         translation unit.
3175
3176 2005-03-17  Richard Henderson  <rth@redhat.com>
3177
3178         * config/alpha/alpha.opt: New file.
3179         * config/alpha/alpha.c (alpha_tune): New.  Rename all existing uses
3180         of alpha_cpu.
3181         (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3182         alpha_fprm_string, alpha_fptm_string): Make static.
3183         (alpha_tls_size_string): Remove.
3184         (alpha_handle_option): New.
3185         (override_options): Update for alpha_cpu/alpha_tune split.
3186         (alpha_file_start): Likewise.
3187         (TARGET_DEFAULT_TARGET_FLAGS): New.
3188         (TARGET_HANDLE_OPTION): New.
3189         * config/alpha/alpha.h (alpha_tune): Declare.
3190         (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3191         MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3192         MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3193         TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3194         TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3195         TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3196         MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3197         MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3198         TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3199         TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3200         (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3201         (TARGET_DEFAULT): Remove MASK_FP.
3202         (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3203         (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3204         (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3205         alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3206         alpha_tls_size_string): Remove.
3207         * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3208         (attribute tune): Rename from attribute cpu.
3209         * config/alpha/ev4.md: Update to match.
3210         * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3211         * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3212         * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3213         * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3214         * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3215         * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3216
3217 2005-03-16  James E. Wilson  <wilson@specifixinc.com>
3218
3219         * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3220         and return without creating new state if before_nops_num is nonzero.
3221         * config/ia64/ia64.md (first_insn): New attribute.
3222         (alloc): Set it to yes.
3223
3224 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
3225
3226         * tree-vectorizer.c (new_vec_stmt_info): Initialize
3227         STMT_VINFO_SUBVARS to NULL.
3228         * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3229
3230 2005-03-16 Dale Johannesen  <dalej@apple.com>
3231
3232         * rtlanal.c (find_first_parameter_load):  Rewrite to
3233         return actual first param load or the call if none,
3234         instead of first in block, when not all loads exist.
3235
3236 2005-03-16  Roger Sayle  <roger@eyesopen.com>
3237
3238         * optabs.c (expand_copysign_absneg): Make static.
3239         * optabs.h (expand_copysign_absneg): Delete prototype.
3240         * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3241
3242 2005-03-16  Richard Henderson  <rth@redhat.com>
3243
3244         PR middle-end/15700
3245         * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3246         (alias_pairs): Rename from output_defs.
3247         (find_decl_and_mark_needed): Split out from assemble_alias.
3248         (do_assemble_alias): New.
3249         (assemble_output_def): Remove.
3250         (finish_aliases_1, finish_aliases_2): New.
3251         (process_pending_assemble_output_defs): Remove.
3252         (assemble_alias): Defer aliases for which we don't yet have a
3253         non-external decl for the target symbol.
3254         * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3255         * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3256         * toplev.c (compile_file): Use finish_aliases_2 instead of
3257         process_pending_assemble_output_defs.
3258         * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3259         (process_pending_assemble_output_defs): Remove.
3260
3261 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
3262
3263         Fix PR tree-optimization/20489
3264
3265         * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3266         for empty structures.
3267
3268 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
3269
3270         Fix PR tree-optimization/20490
3271
3272         * tree-ssa-pre.c (create_expression_by_pieces): Use
3273         force_gimple_operand on result of fold.
3274
3275 2005-03-16  Andrew Pinski  <pinskia@physics.uc.edu>
3276
3277         * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3278         of closing parenthesis.
3279
3280 2005-03-16  Kazu Hirata  <kazu@cs.umass.edu>
3281
3282         * builtins.c (expand_movstr): Update a call to
3283         fold_builtin_strcpy.
3284         (expand_builtin_strncpy): Update a call to
3285         fold_builtin_strncpy.
3286         (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3287         arguments of CALL_EXPR.
3288         (fold_builtin_1): Update calls to fold_builtin_strcpy and
3289         fold_builtin_strncpy.
3290         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3291         * tree.h: Update the prototypes of fold_builtin_strcpy and
3292         fold_builtin_strncpy.
3293
3294 2005-03-16  Steven Bosscher  <stevenb@suse.de>
3295             Dorit Naishlos  <dorit@il.ibm.com>
3296
3297         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3298         UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3299         error.
3300
3301 2005-03-16  Steven Bosscher  <stevenb@suse.de>
3302
3303         * tree-inline.c (walk_type_fields, walk_tree,
3304         walk_tree_without_duplicates): Move from here...
3305         * tree.c: ...to here.
3306
3307 2005-03-15  Zack Weinberg  <zack@codesourcery.com>
3308
3309         * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3310         * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3311         (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3312         (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3313         (version): Define using $(BASEVER_c).
3314         (Makefile, config.status, build/gcov-iov.o): No longer depends on
3315         version.c.
3316         (version.o): Depend on version files; add custom generation command.
3317         (prefix.o): Define BASEVER on command line.
3318         (s-iov): Depend on version files; adjust command.
3319         (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3320         Add gcc-vers.texi.
3321         (gcc-vers.texi): New rule.
3322         (doc/%.info, doc/%.dvi): Add -I . to command line.
3323         (doc/gccinstall.dvi): Likewise.
3324         (PACKAGE): Delete.  All uses replaced with "gcc".
3325         * aclocal.m4: Do not include gcc-version.m4.
3326         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3327         Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3328         Set is_release based on contents of DEV-PHASE.
3329         Set gcc_version based on contents of BASE-VER.
3330         Define WIN32_REGISTRY_KEY only if the user overrode the default.
3331         * config.in, configure: Regenerate.
3332         * gccbug.in: Determine version of GCC in use at runtime.
3333         * gcov-iov.c: Get version number and development phase from
3334         command line, not by including version.c.
3335         * intl.c: Replace all uses of PACKAGE with "gcc".
3336         * libada-mk.in: Delete unused "gcc_version" variable.
3337         * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3338         * version.c: (VERSUFFIX): New hook for redistributors; adjust
3339         commentary to match.
3340         (version_string): Put together from pieces.
3341         * config/alpha/x-vms: Do not use $(gcc_version).
3342         * config/i386/t-nwld: Likewise.
3343         * doc/include/gcc-common.texi: Include gcc-vers.texi for
3344         version-GCC and DEVELOPMENT.
3345
3346 2005-03-15  Roger Sayle  <roger@eyesopen.com>
3347
3348         PR tree-optimization/17454
3349         * tree.c (tree_size): Add case for TREE_BINFO.
3350         * fold-const.c (fold_checksum_tree): Only clear the overloaded
3351         field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3352
3353 2005-03-15  Roger Sayle  <roger@eyesopen.com>
3354
3355         * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3356         op1 whilst expanding the signed widenening multiply variant.
3357
3358 2005-03-15  Richard Sandiford  <rsandifo@redhat.com>
3359
3360         * toplev.c (display_target_options): Avoid unused variable warning if
3361         TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3362         * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3363         (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3364         (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3365         (mips_isa_info): New variable.
3366         (mips_parse_cpu): Remove the first argument and leave the caller
3367         to report errors.
3368         (TARGET_HANDLE_OPTION): Override default.
3369         (mips_handle_option): New function.  Move option validation code from...
3370         (override_options): ...here.  Update calls to mips_parse_cpu.
3371         * config/mips/mips.h (mips_arch_string, mips_tune_string)
3372         (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3373         (SUBTARGET_TARGET_OPTIONS): Delete.
3374         * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3375         (mno-flush-func, mtune=): New options.
3376
3377 2005-03-15  Roger Sayle  <roger@eyesopen.com>