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1 2005-03-31  Janis Johnson  <janis187@us.ibm.com>
2
3         * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4
5 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
6
7         * tree-ssa-alias.c: Follow spelling conventions.
8         * doc/tree-ssa.texi: Fix a typo.
9
10 2005-03-31  J"orn Rennecke <joern.rennecke@st.com>
11
12         * postreload-gcse.c: Include target.h.
13         (gcse_after_reload_main): Return early if we cannot modify jumps.
14         * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
15
16 2005-03-31  David Edelsohn  <edelsohn@gnu.org>
17
18         * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
19         expensive operations.
20
21 2005-03-31  Ian Lance Taylor  <ian@airs.com>
22
23         * collect2.c (lderrout): New variable.
24         (collect_exit): Dump ldout to stdout.  Dump and unlink lderrout,
25         if it is set, to stderr.
26         (handler): Unlink lderrout if it is set.
27         (dump_file): Add "to" parameter.  Change all callers.
28         (main): Initialize lderrout.
29         (collect_execute): Add errname parameter.  Change all callers.
30         Rename redir parameter to outname.  Never pass
31         PEX_STDERR_TO_STDOUT to pex_run.
32         * collect2.h (collect_execute, dump_file): Update declarations.
33         * tlink.c (tlink_execute): Add errname parameter.  Change all
34         callers.
35         (do_tlink): Check lderrout as well as ldout.
36
37 2005-03-31  Olivier Hainque  <hainque@adacore.com>
38
39         * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
40         defined and non-zero.
41
42 2005-03-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
43
44         PR c++/18644
45         * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
46         semantics. 
47
48 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
49
50         PR target/20611
51         * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
52         label operand.  Remove (use (unspec..)).  Don't emit a label on
53         the offset word.
54         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
55         generate inline label for load_toc_v4_PIC_1b.
56         (rs6000_emit_load_toc_table): Likewise.
57
58 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
59
60         * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
61         ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
62
63 2005-03-29  Devang Patel  <dpatel@apple.com>
64
65         * tree-sra.c (decide_block_copy): Disable scalarization of
66         sub-elements.
67         
68 2005-03-30  Stuart Hastings  <stuart@apple.com>
69             Dale Johannesen  <dalej@apple.com>
70
71         * Makefile.in (print-tree.o):  Depend on tree-iterator.h.
72         * print-tree.c (print_node):  Add case STATEMENT_LIST.
73
74 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
75
76         * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
77         (powerpc64-*-linux*): Use it.  Rearrange tm_file assignment.
78         (powerpc-*-linux*): Build a biarch compiler when --enable-targets
79         is given with "powerpc64*" or "all", or when --with-cpu chooses
80         a 64-bit cpu.
81
82 2005-03-30  James E. Wilson  <wilson@specifixinc.com>
83
84         PR debug/20268
85         * dwarf2out.c (add_high_low_attributes): New function, extracted from
86         gen_lexical_block_die.
87         (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
88
89 2005-03-31  Jan Hubicka  <jh@suse.cz>
90
91         2004-11-02  Jan Hubicka  <jh@suse.cz>
92
93         * cgraph.c (cgraph_varpool_node_name): New function.
94         (dump_cgraph_varpool_node): New function.
95         (dump_varpool): New function.
96         * cgraphunit.c (cgraph_optimize): Dump varpool.
97
98         2004-10-16  Jan Hubicka  <jh@suse.cz>
99
100         * cgraph.c (decide_is_variable_needed): New function.
101         (cgraph_varpool_finalize_decl): Use it.
102         * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
103         unit-at-a-time.
104         * final.c (output_addr_const): Do not call mark_referenced.
105         * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
106         always go via cgraph.
107         * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
108         (check_global_declarations): Ifdef out code clearing DECL_RTL.
109         * tree-optimize.c (execute_inline): Mark functions called.
110         * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
111
112         2004-10-11  Jan Hubicka  <jh@suse.cz>
113
114         * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
115         (cgraph_varpool_last_needed_node): New static variable.
116         (enqueue_needed_varpool_node): Break out from ...; add items to the
117         end of queue; update first pointers.
118         (cgraph_varpool_mark_needed_node): ... here.
119         (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
120         (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
121         * cgraph.h (cgraph_varpool_node): Add analyzed field.
122         (cgraph_varpool_first_unanalyzed_node): Declare.
123         * cgraphunit.c: Include output.h.
124         (cgraph_varpool_analyze_pending_decls): New function.
125         (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
126         for errors, analyze pending decls.
127         (cgraph_finalize_compilation_unit): Only analyze decls.
128         (cgraph_optimize): Assemble the decls after expanding.
129
130 2005-03-30  Daniel Berlin  <dberlin@dberlin.org>
131
132         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
133         subvars get marked properly in tags for grouping.
134         (add_pointed_to_var): Mark only actual pointed to
135         variables/subvars in addresses needed.
136         (create_overlap_variables_for): Clear call clobbered on original
137         variable.
138         * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
139         addresable vars with subvars into list.
140         * tree-ssa.c (verify_ssa_name): Verify original is not used where
141         subvar should be.
142
143 2005-03-30  Richard Henderson  <rth@redhat.com>
144
145         * cgraph.h (struct cgraph_node): Add alias.
146         * varasm.c (assemble_alias): Set it.
147         * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
148         avoid calling cgraph_expand_function.
149
150 2005-03-30  Tom Tromey  <tromey@redhat.com>
151
152         * tree.def (FILE_TYPE): Removed.
153         * typeclass.h (enum type_class): Removed file_type_class.
154         * dwarf2out.c (is_base_type): Updated.
155         (gen_type_die): Likewise.
156         * dbxout.c (dbxout_type): Updated.
157         * builtins.c (type_to_class): Updated.
158         * tree.c (type_contains_placeholder_1): Updated.
159         * config/sparc/sparc.c (sparc_type_code): Updated.
160         * config/ia64/ia64.c (hfa_element_mode): Updated.
161         * expr.c (count_type_elements): Updated.
162         * stor-layout.c (layout_type): Updated.
163         * tree-inline.c (remap_type): Updated.
164         * tree-pretty-print.c (dump_generic_node): Updated.
165
166 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
167
168         * builtins.c (expand_builtin_powi): Fix mode of
169         2nd argument to match int.
170         * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
171         2nd argument type to int.
172         * libgcc2.c: Change prototype of __powi* functions to use
173         int.
174
175 2005-03-30  Dale Johannesen  <dalej@apple.com>
176
177         PR middle-end/19225
178         * calls.c (expand_call):  Flush pending deferrals before
179         throwing call.
180
181 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
182
183         PR c/772
184         PR c/17913
185         * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
186         C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
187         c_label_context, label_context_stack): New.
188         * c-decl.c (define_label): Check for jumps into statement
189         expressions.  Add label to list of defined labels.
190         (start_function): Push context on label_context_stack.
191         (finish_function): Pop context from label_context_stack.
192         * c-typeck.c (label_context_stack): New.
193         (c_finish_goto_label): Check for jumps into statement
194         expressions.  Add label to list of jumped to labels.
195         (struct c_switch): Add blocked_stmt_expr.
196         (c_start_case): Initialize it.
197         (do_case): Check it.
198         (c_finish_case): Verify !blocked_stmt_expr.
199         (c_begin_stmt_expr):  Push context on label_context_stack.
200         Increment blocked_stmt_expr.  Mark labels jumped to from outside
201         as undefinable.
202         (c_finish_stmt_expr): December blocked_stmt_expr.  Mark labels
203         defined in the statement expression and no longer jumpable to.
204         Mark labels jumped to from just outside the statement expression
205         as again definable.  Pop context from label_context_stack.
206         * doc/extend.texi (Statement Exprs): Update.
207
208 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
209
210         PR c/20368
211         * c-decl.c (start_function): Check for old_decl being
212         error_mark_node.
213
214 2005-03-30  Ian Lance Taylor  <ian@airs.com>
215
216         * final.c (final): Remove prescan parameter.  Change all callers.
217         (final_scan_insn): Remove prescan parameter.  Change all callers.
218
219 2005-03-30  Kazu Hirata  <kazu@cs.umass.edu>
220
221         * tree-vectorizer.c: Fix comment typos.
222
223 2005-03-30  Sebastian Pop  <pop@cri.ensmp.fr>
224
225         * tree-scalar-evolution.c (instantiate_parameters_1): Return
226         as soon as a chrec_dont_know is detected.
227
228 2005-03-31  Danny Smith  <dannysmith@users.sourceforge.net>
229
230         Merge from csl-arm-branch.
231         2004-02-12  Mark Mitchell  <mark@codesourcery.com>
232
233         * tlink.c (recompile_files): Do not assume that "rename" can
234         overwrite an existing file.
235
236 2005-03-31  Paolo Bonzini  <bonzini@gnu.org>
237
238         * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
239         * gcc/configure: Regenerate.
240
241 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
242
243         * doc/install.texi: Update binutils requirement for powerpc*-linux.
244
245         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
246
247         * calls.c (struct arg_data): Update "partial" comment.
248         (load_register_parameters): Update "nregs" comment.
249
250 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
251
252         * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
253         (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
254         (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
255         (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
256         (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
257         (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
258         than target_flags & 0.
259         * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
260         (iq2000_arch, iq2000_parse_cpu): Delete.
261         (TARGET_HANDLE_OPTION): Override default.
262         (iq2000_handle_option): New function.
263         (override_options): Remove -march= and -mcpu= handling.
264         * config/iq2000/iq2000.opt: New file.
265
266 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
267
268         * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
269         * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
270         (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
271         (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
272         (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
273         (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
274         (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
275         (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
276         (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
277         (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
278         (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
279         (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
280         (c4x_rpts_cycles_string, c4x_cpu_version_string)
281         (TARGET_OPTIONS): Delete.
282         (c4x_rpts_cycles, c4x_cpu_version): Declare.
283         (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
284         (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
285         * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
286         (c4x_cpu_version_string): Delete.
287         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
288         (c4x_handle_option): New function.  Map -m3x and -m4x options to the
289         equivalent -mcpu= option.
290         (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
291         Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
292         TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
293         or clearing the appropriate MASK_* bit.
294         (c4x_file_start): Use c4x_cpu_version.
295         * config/c4x/c4x.opt: New file.
296
297 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
298
299         * doc/options.texi: Document the new MaskExists flag.
300         * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
301         if the option has the MaskExists flag.
302
303 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
304
305         * opt-functions.awk (flag_set_p, test_flag): New functions.
306         (switch_flags): Use them.
307         * opth-gen.awk: Use flag_set_p to check for flags.
308         * optc-gen.awk: Likewise.  Use opt_args to check for Init(...) flags.
309
310 2005-03-30  Ian Lance Taylor  <ian@airs.com>
311
312         * config.host (i[34567]86-*-mingw32*): Don't set
313         host_can_use_collect2 to no.
314
315 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
316
317         PR target/20203
318         * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
319         Remove convert_memory_address call duplicating that in memory_address.
320
321 2005-03-29  Richard Henderson  <rth@redhat.com>
322
323         PR c/20519
324         * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
325         (build_compound_literal): Likewise.  Propagate decl type into the
326         initializer.
327         (finish_decl): Likewise.  Use new return value from complete_array_type
328         for zero sized arrays.
329         (complete_array_type): Move ...
330         * c-common.c (complete_array_type): ... here.  Change first argument
331         to pointer-to-type-node.  Consistently use sizetype for the index
332         except for zero sized arrays.  Detect zero sized arrays for pedantic
333         mode diagnostics.  Create a new type node instead of modifying the
334         old node in place.
335         * c-tree.h (complete_array_type): Move decl ...
336         * c-common.h (complete_array_type): ... here.
337
338 2005-03-29  Richard Henderson  <rth@redhat.com>
339
340         PR tree-opt/19108
341         * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
342
343 2005-03-29  Kazu Hirata  <kazu@cs.umass.edu>
344
345         * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
346         debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
347         rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
348         tree-profile.c, tsystem.h, value-prof.h: Update copyright.
349
350 2005-03-29  Eric Christopher  <echristo@redhat.com>
351
352         * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
353         truthvalue conversion removal.
354
355 2005-03-29  Ian Lance Taylor  <ian@airs.com>
356
357         PR bootstrap/14316
358         * collect2.c: Never include <vfork.h>.
359         (VFORK_STRING, vfork): Don't define.
360         (pid): Remove global variable.
361         (handler): Call raise instead of kill (getpid(), ...).
362         (collect_wait): Add pex parameter.  Change all callers.  Use
363         pex_get_status rather than pwait.
364         (do_wait): Add pex parameter.  Change all callers.
365         (collect_execute): Return struct pex_obj * rather than void.  Use
366         pex routines rather than pexecute.
367         (fork_execute): Get pex_obj from collect_execute, and pass it to
368         do_wait.
369         (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
370         Only declare quit_handler if SIGQUIT is defined.
371         (scan_libraries): Likewise.
372         * collect2.h (collect_execute): Update declaration.
373         (collect_wait): Update declaration.
374         * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
375         pass it to collect_wait.
376
377 2005-03-29  Joseph S. Myers  <joseph@codesourcery.com>
378
379         PR c/20672
380         * c-parser.c (c_parser_compound_statement_nostart): Give error
381         message for EOF instead of just setting parser->error.
382
383 2005-03-29  Dorit Naishlos  <dorit@il.ibm.com>
384
385         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
386         (slpeel_update_phi_nodes_for_guard1): New function.
387         (slpeel_update_phi_nodes_for_guard2): New function.
388         (slpeel_tree_peel_loop_to_edge): Call above new functions instead
389         of slpeel_update_phi_nodes_for_guard.
390         (vectorize_loops): Remove call to loop_closed_rewrite.
391         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
392         assertion.
393
394 2005-03-29  Richard Sandiford  <rsandifo@redhat.com>
395
396         * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
397         (TARGET_LITTLE_ENDIAN): New macro.
398         * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
399         (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
400         (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
401         (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
402         (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
403         (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
404         (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
405         (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
406         (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
407         (TARGET_OPTIONS): Delete.
408         (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
409         (CACHE_FLUSH_TRAP): Turn into an integer.
410         (TARGET_LITTLE_ENDIAN): Define to 0 by default.
411         (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
412         -mflush-trap is in use.
413         * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
414         (m32r_cache_flush_trap_string): Delete.
415         (m32r_model) Initialize to M32R_MODEL_DEFAULT.
416         (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
417         (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
418         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
419         (m32r_handle_option): New function.  Move -mflush-trap=, -mflush-func=,
420         -mmodel= and -msdata= handling from...
421         (m32r_init): ...here.
422         * config/m32r/m32r.opt: New file.
423
424 2005-03-29  Keith Besaw  <kbesaw@us.ibm.com>
425
426         * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
427         (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
428         * tree-vect-analyze.c (vect_object_analysis): additional parm
429         pass back a "struct ptr_info_def *" with the points-to info.
430         (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
431         statement using info returned from vect_object_analysis.
432         * tree-vect-transform.c (update_vuses_to_preheader): New function.
433         (vect_create_data_ref_ptr): Remove updates to vars_to_rename
434         for virtual uses and defs when creating a replacement vector
435         reference.  Call duplicate_ssa_name_ptr_info to define points-to
436         info for vector pointer replacement using STMT_VINFO_PTR_INFO.
437         (vectorizable_store): copy_virtual_operands and update
438         definition statements.
439         (vectorizable_load): copy_virtual_operands.  Remove call to
440         mark_call_clobbered_vars_to_rename for call to "const" builtin.
441         * tree-vectorizer.c (vectorize_loops): Remove calls to
442         rewrite_into_ssa and bitmap_clear (vars_to_rename).
443         (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
444         * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
445         define macro STMT_VINFO_PTR_INFO for use in accessing.
446         * tree.h add export of duplicate_ssa_name_ptr_info.
447         * rs6000.c (altivec_init_builtins): Declare builtin function
448         __builtin_altivec_mask_for_load to be "const".
449
450 2005-03-29  Jakub Jelinek  <jakub@redhat.com>
451
452         PR middle-end/20622
453         * cgraph.h (struct cgraph_varpool_node): Add alias field.
454         * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
455         assemble_variable on aliases.
456         * varasm.c (assemble_alias): Set node->alias.
457         * toplev.c (wrapup_global_declarations): Don't call
458         rest_of_decl_compilation on aliases again.
459
460 2005-03-29  Paul Brook  <paul@codesourcery.com>
461
462         * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
463         * config/arm/arm.c (arm_dbx_register_number): New function.
464         * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
465
466 2005-03-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
467
468         PR middle-end/20263
469         * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
470         the DECL_NAME, not the DECL_ASSEMBLER_NAME.
471
472 2005-03-29  Dale Johannesen <dalej@apple.com>
473
474         * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
475         $(TREE_H) and $(COVERAGE_H).
476         * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
477         * opts.c (common_handle_option): Enable tree-based value transforms.
478         * toplev.c (process_options): Ditto.
479         * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
480         refers to references to this type.
481         * tree-flow.h: (struct stmt_ann_d): Add histograms field.
482         * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
483         for may_be_more, may_be_less.
484         (rtl_gen_pow2_profiler): Adjust.
485         (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
486         (rtl_gen_one_value_profiler): Adjust.
487         (rtl_gen_const_delta_profiler): Adjust.
488         * tree-profile.c (tree_gen_interval_profiler): Implement.
489         (tree_gen_pow2_profiler): Ditto.
490         (tree_gen_one_value_profiler): Ditto.
491         (tree_profiling): New.
492         (pass_tree_profile): Reference it.
493         * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
494         tree.h, gcov-io.h.
495         (insn_divmod_values_to_profile): Rename to
496         rtl_divmod_values_to_profile. Adjust.
497         (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
498         (insn_prefetch_values_to_profile): Adjust.
499         (rtl_value_profile_transformations): Adjust.
500         (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
501         (gen_mod_pow2): Rename to rtl_mod_pow2.
502         (gen_mod_subtract): Rename to rtl_mod_subtract.
503         (divmod_fixed_value_transform): Rename to
504         rtl_divmod_fixed_value_transform.
505         (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
506         (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
507         (rtl_find_values_to_profile): Adjust.
508         (tree_value_profile_transformations): Implement.
509         (tree_divmod_values_to_profile): New.
510         (tree_values_to_profile): New.
511         (tree_divmod_fixed_value): New.
512         (tree_mod_pow2): New.
513         (tree_mod_subtract): New.
514         (tree_divmod_fixed_value_transform): New.
515         (tree_mod_pow2_value_transform): New.
516         (tree_mod_subtract_transform): New.
517         (tree_find_values_to_profile): Implement.
518         * profile.c (instrument_values):  Free histograms.
519         (compute_value_histograms): Adjust. Implement tree version.
520
521 2005-03-29  Uros Bizjak  <uros@kss-loka.si>
522
523         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
524         * config/i386/i386.c (output_fix_trunc): Add new round_mode
525         variable.  Output "fldcw" depending on round_mode.
526         * config/i386/i386.md (UNSPEC_FIST): New.
527         (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
528         New isns patterns to implement lrint and llrint built-ins as x87
529         intrinsic function.
530         (fistdi2, fist<mode>2 splitters): New splitters.
531         (lrint<mode>2): New expanders.
532
533 2005-03-28  Ian Lance Taylor  <ian@airs.com>
534
535         * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
536         0 when calling final_scan_insn.
537
538 2005-03-28  Jan Hubicka  <jh@suse.cz>
539
540         PR middle-end/20635
541         * varasm.c (mark_decl_referenced): Do not mark extern inline functions
542         as needed.
543
544         * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
545         types where possible.
546
547 2005-03-26  Per Bothner  <per@bothner.com>
548
549         Make -f[no-]show-column also control non-cpp diagnostics.
550         * c.opt (fshow-column): Move option from here ...
551         * common.opt (fshow-column): ... to here.
552         * diagnostic.c (diagnostic_build_prefix): Only print column number
553         if flag_show_column.
554
555 2005-03-27  Steven Bosscher  <stevenb@suse.de>
556
557         * vax-protos.h (vax_output_int_move, vax_output_int_add,
558         vax_output_conditional_branch): New prototypes.
559         * vax.c (vax_output_int_move, vax_output_int_add): New functions,
560         extracted from vax.md mov and add patterns.
561         (vax_output_conditional_branch): New function to output conditional
562         branch instructions.
563         * vax.md: Use mode macros for arithmetic and mov patterns.
564         Use code macros for the jump patterns.
565
566 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
567
568         * Makefile.in (libbackend.o): Depend on version files;
569         add custom generation command.
570
571 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
572
573         PR target/20636
574         * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
575         sure that we have a REG before getting its REGNO.
576
577 2005-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
578
579         * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
580         * builtins.def (BUILT_IN_STRNDUP): New.
581
582 2005-03-25  Pat Haugen  <pthaugen@us.ibm.com>
583
584         PR tree-optimization/20470
585         * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
586         ABS(x-y).
587
588 2005-03-25  Mike Stump  <mrs@apple.com>
589
590         * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
591         sized objects.
592
593 2005-03-25  Geoffrey Keating  <geoffk@apple.com>
594
595         * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
596         Use our own structure definitions.
597
598         * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
599         (fix_truncdfsi2): Allow registers or memory as destination.
600         When TARGET_PPC_GFXOPT, generate simplified pattern.
601         (fix_truncdfsi2_internal): Use define_insn_and_split.
602         (fix_truncdfsi2_internal_gfxopt): New.
603         (fctiwz): Don't confuse register allocation by giving it no choices.
604         (stfiwx): New.
605         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
606         (EXTRA_MEMORY_CONSTRAINT): Likewise.
607         * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
608         * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
609
610 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
611
612         * dominance.c (free_dominance_info): Speed up by freeing et
613         data structures without maintaining other nodes.
614         * et-forest.c (et_free_tree_force): New.
615         * et-forest.h: Add a prototype for et_free_tree_force.
616
617         * tree.c (get_set_constructor_bits,
618         get_set_constructor_bytes): Remove.
619         * tree.h: Remove the corresponding prototypes.
620
621 2005-03-25  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
622
623         PR target/15491
624         * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
625         (vax_rtx_costs): Return false when passed unsupported rtx's.  Handle
626         FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE.  Fix costs for POST_INC,
627         PRE_DEC, NEG and NOT.
628
629 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
630
631         * fold-const.c: Convert uses of fold (build (...)) to
632         fold_buildN.
633
634 2005-03-25  Zdenek Dvorak  <dvorakz@suse.cz>
635
636         PR rtl-optimization/20249
637         * cse.c (insert_regs): Do not record equivalence of registers in
638         different modes.
639
640 2005-03-24  Kazu Hirata  <kazu@cs.umass.edu>
641
642         * emit-rtl.c (reverse_comparison): Remove.
643         * rtl.h: Remove the corresponding prototype.
644
645 2005-03-24  James E Wilson  <wilson@specifixinc.com>
646
647         * doc/install.texi (--enable-altivec): Delete docs.
648
649 2005-03-24  David Edelsohn  <edelsohn@gnu.org>
650
651         * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
652         SFmode and DFmode before reload when
653         flag_unsafe_math_optimizations not enabled.
654
655 2005-03-24  Geoffrey Keating  <geoffk@apple.com>
656
657         * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
658
659         * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
660         MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
661
662 2005-03-24  Nathan Sidwell  <nathan@codesourcery.com>
663
664         * configure.ac (enable-checking): Add 'runtime' option.
665         * doc/install.texi (enable-checking): Document 'runtime' checking.
666         * tsystem.h (gcc_assert, gcc_unreachable): Define.
667         * config.in: Regenerated.
668         * configure: Regenerated.
669
670 2005-03-23  Uros Bizjak  <uros@kss-loka.si>
671
672         * optabs.h (enum optab_index): Remove OTI_llrint.
673         (llrint_optab): Remove macro.
674         * optabs.c (init_optabs): Remove llrint_optab initialization.
675         * genopinit.c (optabs): Remove llrint_optab implementation.
676         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
677         using lrint_optab.
678
679 2005-03-24  Alexandre Oliva  <aoliva@redhat.com>
680
681         PR rtl-optimization/20532
682         * simplify-rtx.c (simplify_binary_operation_1): Protect from
683         overflow when adding coefficients for PLUS or MINUS.
684         (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
685         two as multiplier.
686
687 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
688
689         * langhooks.h (truthvalue_conversion): Remove.
690         * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
691         LANG_HOOKS_TRUTHVALUE_CONVERSION.
692         * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
693         * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
694         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
695
696 2005-03-23  Kazu Hirata  <kazu@cs.umass.edu>
697
698         * params.def: Fix a typo.
699         * config/mips/mips.c: Follow the spelling convensions.
700         * doc/invoke.texi: Fix typos.
701
702 2005-03-18  Dale Johannese  <dalej@apple.com>
703
704         * cp/tree.c (cp_tree_equal):  Handle SSA_NAME.
705
706 2005-03-23  Daniel Berlin  <dberlin@dberlin.org>
707
708         Fix PR tree-optimization/20601
709
710         * tree-ssa-pre.c (insert_aux): Add missing condition to
711         constification.
712
713 2005-03-23  Ian Lance Taylor  <ian@airs.com>
714
715         * final.c (final_scan_insn): Don't remove no-op instructions.
716         * reload1.c (reload): Remove simple no-op instructions even when
717         not optimizing.
718
719 2005-03-23  Dorit Naishlos  <dorit@il.ib.com>
720
721         PR tree-optimization/20501
722         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
723         reporting that peeling for alignment is applied moved to...
724         * (vect_analyze_data_refs_alignment): Here.
725
726 2005-03-23  Ian Lance Taylor  <ian@airs.com>
727
728         * reorg.c (dbr_schedule): Remove #if 0 code to call final.
729
730 2005-03-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
731
732         * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
733         Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
734
735 2005-03-23  Hans-Peter Nilsson  <hp@axis.com>
736
737         * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
738         imply that this is called once, independent of asms in code.
739         Adjust to now being pased output and input lists.  Mention helper
740         function decl_overlaps_hard_reg_set_p.
741         * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
742         hook_tree_tree_identity and to take three trees, returning third.
743         * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
744         prototype.
745         * stmt.c: include hard-reg-set.h before tree.h.
746         (decl_overlaps_hard_reg_set_p): New function, broken out from...
747         (decl_conflicts_with_clobbers_p): Call
748         decl_overlaps_hard_reg_set_p.
749         (expand_asm_operands): Pass output and input lists in call to
750         targetm.md_asm_clobbers.
751         * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
752         hook_tree_tree_tree_tree_3rd_identity.
753         * target.h (struct gcc_target.md_asm_clobbers): Take three tree
754         parameters.
755         * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
756         * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
757         parameters, first two unused.
758         * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
759         parameters.  Only add MOF to clobbers if there's no 'h' mentioned
760         in constraint letters and MOF is not mentioned as a asm-declared
761         register in neither of the input and output lists.
762
763 2005-03-23  DJ Delorie  <dj@redhat.com>
764
765         * optabs.c (expand_binop): Make sure the first subword's result
766         gets stored.
767
768 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
769
770         * c-common.c (c_common_truthvalue_conversion): Adjust comment.
771         Call c_common_truthvalue_conversion rather than
772         lang_hooks.truthvalue_conversion.
773         * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
774         * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
775         c-typeck.c.
776         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
777         c_common_truthvalue_conversion.
778         * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
779         c_parser_conditional_expression, c_parser_binary_expression): Call
780         c_objc_common_truthvalue_conversion.
781         * c-typeck.c (build_unary_op): Call
782         c_objc_common_truthvalue_conversion.
783         (build_conditional_expr): Do not call
784         lang_hooks.truthvalue_conversion.
785         (build_binary_op): Call c_common_truthvalue_conversion.
786         (c_objc_common_truthvalue_conversion): Moved from
787         c-objc-common.c.  Call default_function_array_conversion instead
788         of default_conversion.
789
790 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
791
792         * c-common.h (default_conversion): Remove.
793         (perform_integral_promotions): Add.
794         * c-tree.h (default_conversion): Add.
795         * c-typeck.c (perform_integral_promotions): New, split out from
796         default_conversion.
797         * c-common.c (check_case_value): Use perform_integral_promotions,
798         not default_conversion.
799         (c_add_case_label): Don't continue processing case label after
800         found to be pointer.
801
802 2005-03-23  Mark Mitchell  <mark@codesourcery.com>
803
804         * gcc.c (do_spec_1): Do not add a -L path for a directory in
805         the prefix list if we have already added a multilib directory
806         based on that path.
807         (main): Do not add MD_EXEC_PREFIX to the list of directories to
808         search with -L.
809
810 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
811
812         * reload1.c (indirect_symref_ok, reload_obstack): Make them
813         static.
814         * reload.h: Remove the prototype for indirect_symref_ok.
815
816         * reload1.c (indirect_symref_ok): Make it global.
817         * reload.h: Add a prototype for indirect_symref_ok.
818
819 2005-03-22  Kaz Kojima  <kkojima@gcc.gnu.org>
820
821         * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
822         ashlhi3 expander.
823
824 2005-03-22  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
825
826         * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
827
828 2005-03-22  Daniel Berlin  <dberlin@dberlin.org>
829
830         * c-opts.c (c_common_parse_file): Only start/end main source file
831         if debug hooks says the writer wants it.
832         * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
833         member.
834         (xcoff_debug_hooks): Ditto.
835         * debug.c (do_nothing_hooks): Ditto.
836         * debug.h (gcc_debug_hooks): Ditto.
837         * dwarf2out.c (dwarf2_debug_hooks): Ditto.
838         * sdbout.c (sdb_debug_hooks): Ditto.
839         * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
840
841 2005-03-22  Mark Mitchell  <mark@codesourcery.com>
842
843         * doc/extend.texi: Deprecate C++ min/max operators.
844
845 2005-03-22  Zdenek Dvorak  <dvorakz@suse.cz>
846
847         * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
848         artificial original candidates.
849
850 2005-03-22  Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
851             Jan Hubicka  <jh@suse.cz>
852             Steven Bosscher <stevenb@suse.de>
853
854         * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
855         call cost based on argument sizes.
856         (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
857         inlining.
858         * params.def: (max-inline-inssn-single): Set to 450.
859         (max-inline-insns-auto): Set to 90.
860         (max-inline-insns-recursive): Set to 450
861         (max-inline-insns-recursive-auto): Set to 450.
862         (large-function-insns): Set to 2700.
863         (inline-call-cost): New parameter.
864         * tree-inline.c (estimate_move_cost): New function.
865         (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
866         for non-gimple-regs, set cost to 0 for gimple-regs.  Compute call size
867         based on arguments.
868         * tree-inline.h (estimate_move_cost): Declare.
869         * invoke.texi: (max-inline-inssn-single): Change default to 450.
870         (max-inline-insns-auto): Change default to 90.
871         (max-inline-insns-recursive): Change default to 450
872         (max-inline-insns-recursive-auto): Change default to 450.
873         (large-function-insns): Change default to 2700.
874         (inline-call-cost): Document new parameter.
875
876 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
877
878         * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
879         (TARGET_DEFAULT): Delete.
880         * config/i860/i860.opt: New file.
881
882 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
883
884         * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
885         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
886         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
887         (frv_sched_lookahead): Delete.
888         * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
889         (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
890         (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
891         (MASK_LIBPIC, MASK_ACC_4,  MASK_PACK, MASK_LONG_CALLS)
892         (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
893         (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
894         (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
895         (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
896         (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
897         (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
898         (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
899         (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
900         (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
901         (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
902         (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
903         (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
904         (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
905         (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
906         (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
907         (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
908         (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
909         (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
910         * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
911         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
912         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
913         (frv_sched_lookahead): Delete.
914         (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
915         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
916         (frv_handle_option): New function.  Move -mcpu= handling from...
917         (frv_override_options): ...here.  Remove handling of other
918         TARGET_OPTIONS.
919         (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
920         TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
921         (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
922         and TARGET_NO_MULTI_CE.
923         (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
924         !TARGET_VLIW_BRANCH.
925         * config/frv/frv.opt: New file.
926
927 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
928
929         * fold-const.c (fold_ternary): Take decomposed arguments of
930         CALL_EXPR.
931         (fold): Update a call to fold_ternary.
932
933         * fold-const.c (fold_build1, fold_build2, fold_build3): New.
934         * tree.h: Add corresponding prototypes.
935
936 2005-03-22  Jakub Jelinek  <jakub@redhat.com>
937
938         PR target/20561
939         * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
940         between jump table and its label.
941         * final.c (shorten_branches): Handle notes in between ADDR_VEC
942         resp. ADDR_DIFF_VEC and the label preceeding it.
943         (final_scan_insn): Likewise.  Ensure ADDR_VEC resp. ADDR_DIFF_VEC
944         is emitted in the right section.
945
946 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
947
948         * fold-const.c (fold_unary, fold_binary): Update comments
949         about arguments.
950
951 2005-03-22  Hans-Peter Nilsson  <hp@axis.com>
952
953         PR rtl-optimization/20527
954         * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
955         REG_INC note, test that the register also isn't mentioned in PRED
956         or SUCC.
957
958 2005-03-22  Ben Elliston  <bje@au.ibm.com>
959
960         * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
961         and definition.
962
963 2005-03-21  Mike Stump  <mrs@apple.com>
964
965         * varasm.c (default_assemble_visibility): Remove extra ().
966
967 2005-03-21  Roger Sayle  <roger@eyesopen.com>
968
969         PR middle-end/20557
970         * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
971         to determine whether a block can be duplicated, rather than test
972         whether the block contains noncopyable insns ourselves.
973
974 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
975
976         * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
977         predicates.
978
979 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
980
981         * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
982
983 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
984
985         * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
986         (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
987         * config/fr30/fr30.opt: New file.
988
989 2005-03-18  Daniel Berlin  <dberlin@dberlin.org>
990
991         Fix PR tree-optimization/20542
992
993         * tree-flow-inline.h (overlap_subvar): Move to here.
994         * tree-ssa-operands.c: From here.
995         * tree-flow.h (overlap_subvar): Declare.
996         * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
997         * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
998         for variables with subvars.
999
1000 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1001
1002         PR middle-end/20177
1003         * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1004         * modulo-sched.c (const_iteration_count): Return on NULL
1005         pre-header.
1006         (print_node_sched_params): Return on NULL dump_file.
1007         (generate_reg_moves): Handle reg-anti dependencies and disregard
1008         closing branch when generating register moves.
1009         (sms_schedule): Mark the SMSed block dirty.
1010         * passes.c (rest_of_handle_sms): Call update_life_info for all
1011         basic-blocks.
1012         * testsuite/gcc.dg/20050321-1.c: New test.
1013
1014 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
1015
1016         * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1017         * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1018         movqi_internal): Likewise.
1019
1020 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
1021
1022         * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1023         xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1024         xtensa_b4const): Delete prototypes.
1025         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1026         xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1027         (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1028         xtensa_extra_constraint): New prototypes.
1029         (add_operand, arith_operand, nonimmed_operand, mem_operand,
1030         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1031         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1032         move_operand, const_float_1_operand, fpmem_offset_operand,
1033         branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1034         * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1035         (xtensa_b4const_or_zero): ...this.  Change return type to bool and
1036         argument type to HOST_WIDE_INT.
1037         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1038         xtensa_mask_immediate): Likewise.
1039         (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1040         Likewise.  Also make these functions static.
1041         (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1042         (xtensa_const_ok_for_letter_p): New.
1043         (add_operand, arith_operand, nonimmed_operand, mem_operand,
1044         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1045         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1046         move_operand, const_float_1_operand, fpmem_offset_operand,
1047         branch_operator, ubranch_operator, boolean_operator): Move to
1048         predicates.md.
1049         (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1050         (xtensa_mem_offset): Change return type to bool.
1051         (xtensa_extra_constraint): New.
1052         (gen_int_relational): Update type of const_range_p function pointer.
1053         Use xtensa_b4const_or_zero.
1054         * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1055         xtensa_const_ok_for_letter_p.  Update comments.
1056         (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1057         (PREDICATE_CODES): Delete.
1058         * config/xtensa/xtensa.md: Include predicates.md.
1059         * config/xtensa/predicates.md: New file.
1060
1061 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
1062
1063         * config/v850/v850-protos.h: Remove the prototypes for
1064         reg_or_int9_operand, reg_or_const_operand,
1065         pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1066         reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1067         movsi_source_operand, power_of_two_operand,
1068         not_power_of_two_operand, special_symbolref_operand,
1069         pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1070         register_is_ok_for_epilogue.
1071         * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1072         reg_or_int9_operand, reg_or_const_operand,
1073         call_address_operand, special_symbolref_operand,
1074         movsi_source_operand, power_of_two_operand,
1075         not_power_of_two_operand, register_is_ok_for_epilogue,
1076         pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1077         pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1078         predicates.md.
1079         * config/v850/v850.h (PREDICATE_CODES): Remove.
1080         * config/v850/v850.md: Include predicates.md.
1081         * config/v850/predicates.md: New.
1082
1083 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
1084
1085         * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1086         (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1087         (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1088         (itoolsdir, itoolsdatadir): Move definition above new first use.
1089         (install-itoolsdirs): New rule.
1090         (install-mkheaders): Depend on install-itoolsdirs, not
1091         install-include-dir.
1092
1093 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
1094
1095         * tree-into-ssa.c: Remove obsolete comments.
1096
1097 2005-03-21  Richard Guenther  <rguenth@gcc.gnu.org>
1098
1099         * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1100         unrolling if -fpeel-loops is specified, too.
1101         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1102         Remove superfluous check for flag_unroll_loops.
1103
1104 2005-03-21  Uros Bizjak  <uros@kss-loka.si>
1105
1106         * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1107         (lrint_optab, llrint_optab): Define corresponding macros.
1108         * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1109         * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1110         pattern and llrint_optab using llrintdi2 patterns.
1111         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1112         using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1113         (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1114         BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1115         flag_unsafe_math_optimizations is set.
1116
1117 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
1118
1119         * combine.c (combine_simplify_rtx, simplify_if_then_else,
1120         simplify_logical, if_then_else_cond, known_cond,
1121         simplify_comparison): Adjust calls to reverse_comparison.
1122         Don't use combine_reversed_comparison_code).
1123         (combine_reversed_comparison_code): Remove.
1124         (reversed_comparison): Using reversed_comparison_code, move it...
1125         * jump.c (reversed_comparison): ... here.
1126         * rtl.h (reversed_comparison): Add prototype.
1127
1128 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
1129
1130         * builtins.c (fold_builtin): Take decomposed arguments of
1131         CALL_EXPR.
1132         * fold-const.c (fold_ternary): Update a call to fold_builtin.
1133         * gimplify.c (gimplify_call_expr): Likewise.
1134         * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1135         * tree.h: Update the prototype of fold_builtin.
1136
1137 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
1138
1139         * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1140         * rtlhooks.c (gen_lowpart_no_emit_general): New.
1141         * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1142         (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1143         * simplify-rtx.c (simplify_binary_operation_1): Use it.
1144
1145 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
1146
1147         * builtins.c (fold_builtin_1): Take decomposed arguments of
1148         CALL_EXPR.
1149         (fold_builtin): Update a call to fold_builtin_1.
1150
1151 2005-03-21  Nathan Sidwell  <nathan@codesourcery.com>
1152
1153         PR other/20564
1154         * gcov.c (output_lines): Only output function block summary when
1155         outputting branch information.
1156         * doc/gcov.texi: Document format of preamble and additional block
1157         information lines.
1158
1159 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
1160
1161         * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1162         (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1163         the defaults false if BITS_PER_UNIT != 8.
1164         (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1165         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1166         than BITS_PER_UNIT != 8.
1167         (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1168         (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1169         (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1170         #undefs.
1171         * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1172         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1173
1174 2005-03-20  Roger Sayle  <roger@eyesopen.com>
1175
1176         PR middle-end/20539
1177         * fold-const.c (fold_binary): Fix type mismatch between
1178         TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1179         (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1180         for non-truth-valued expressions.
1181
1182         * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1183         and FUNCTION_DECL in the main switch.
1184         <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1185         TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1186         we also need to convert their operands to match.
1187         <TRUTH_NOT_EXPR>: Likewise.
1188
1189 2005-03-21  Joseph S. Myers  <joseph@codesourcery.com>
1190
1191         * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1192         diagnostic without checking whether an lvalue.
1193         * c-common.h (lvalue_p): Remove.
1194         (enum lvalue_use): Update comment.
1195         (lvalue_or_else): Replace by lvalue_error.
1196         * c-typeck.c (lvalue_p): Make static.
1197         (lvalue_or_else): New.  Call lvalue_error.
1198
1199 2005-03-21  Alan Modra  <amodra@bigpond.net.au>
1200
1201         * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1202         (function_arg_advance): Use rs6000_parm_start.
1203         (function_arg, rs6000_arg_partial_bytes): Likewise.
1204
1205 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
1206
1207         * c-common.c (check_case_value): Adjust comment about stripping
1208         NOPs.
1209         (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1210         * c-typeck.c (default_conversion, convert_arguments,
1211         build_modify_expr, convert_for_assignment, store_init_value,
1212         digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1213         manually.  Remove inaccurate comments.
1214
1215 2005-03-20  Roger Sayle  <roger@eyesopen.com>
1216             Joseph S. Myers  <joseph@codesourcery.com>
1217
1218         * varasm.c (do_assemble_alias): Restore comment describing function.
1219         Annotate the target parameter as potentially unused.
1220
1221 2005-03-20  Marek Michalkiewicz  <marekm@amelek.gda.pl>
1222
1223         PR target/18551
1224         * config/avr/avr.c (avr_output_function_prologue): Do not use
1225         current_function_name() in a label, use a local label instead.
1226
1227 2005-03-20  David Edelsohn  <edelsohn@gnu.org>
1228
1229         * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1230         flag_finite_math_only, not flag_unsafe_math_optimizations.
1231
1232 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
1233
1234         * builtins.c (fold_builtin_1): Update a call to
1235         targetm.fold_builtin.
1236         * hooks.c (hook_tree_tree_bool_null): Rename to
1237         hook_tree_tree_tree_bool_null.  Take one more argument of type
1238         tree.
1239         * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1240         * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1241         hook_tree_tree_tree_bool_null.
1242         * target.h (gcc_target): Update the prototype of fold_builtin.
1243         * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1244         arguments of CALL_EXPR.
1245         * doc/tm.texi (TARGET_FOLD_BUILTIN): Update.  Mention the
1246         new prototype.
1247
1248 2005-03-20  Jan Hubicka  <jh@suse.cz>
1249
1250         * cgraph.h (cgraph_node): Add prev_clone pointer.
1251         * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1252         (cgraph_clone_node): Produce doubly linked chain.
1253
1254 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
1255
1256         * c-common.c (handle_aligned_attribute, check_function_sentinel,
1257         get_nonnull_operand, handle_sentinel_attribute,
1258         check_function_arguments_recurse): Do not strip NOPS from
1259         INTEGER_CSTs.
1260         * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1261         Likewise.
1262         * c-format.c (get_constant): Likewise.
1263         * c-parser.c (c_parser_postfix_expression): Likewise.
1264         * c-typeck.c (set_init_index): Likewise.
1265         (convert_arguments): Don't check for NOP_EXPR containing integer
1266         constant.
1267
1268 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
1269
1270         * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1271         fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1272         Take decomposed arguments of CALL_EXPR.
1273         (fold_builtin_1): Update calls to the functions mentioned
1274         above.
1275
1276 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
1277
1278         * c-decl.c (check_bitfield_type_and_width): Require bit-field
1279         width to have integer type.
1280         (build_enumerator): Require enumerator value to have integer type.
1281
1282 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
1283
1284         * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1285         to __builtin_inff.
1286
1287 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
1288
1289         * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1290         std=iso9899:199x): Correct descriptions.
1291
1292 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
1293
1294         * config.gcc: Consistently use solaris2.1[0-9]* instead of
1295         solaris2.1[0-9].
1296
1297 2005-03-19  Kazu Hirata  <kazu@cs.umass.edu>
1298
1299         * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1300         of CALL_EXPR.
1301         (expand_builtin_memcpy, fold_builtin_1): Update calls to
1302         fold_builtin_memcpy.
1303
1304         * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1305         arguments of CALL_EXPR.
1306         (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1307         fold_builtin_found, fold_builtin_1): Update calls to
1308         fold_trunc_transparent_mathfn.
1309
1310 2005-03-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1311
1312         PR middle-end/20493
1313         * fold-const.c (fold_widened_comparison): Don't optimize casts of
1314         function pointers on targets that require function pointer
1315         canonicalization.
1316         (fold_sign_changed_comparison): Likewise.
1317
1318 2005-03-19  Bernd Schmidt  <bernd.schmidt@analog.com>
1319
1320         * combine.c (try_combine): When changing the mode of a hard reg, make
1321         sure that doing so is valid.
1322
1323 2005-03-19  Richard Sandiford  <rsandifo@redhat.com>
1324
1325         * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1326         (TARGET_HANDLE_OPTION): Override default.
1327         (avr_handle_option): New function.
1328         * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1329         (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1330         (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1331         (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1332         (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1333         (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1334         (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1335         (TARGET_OPTIONS): Delete.
1336         * config/avr/avr.opt: New file.
1337
1338 2005-03-18  2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
1339
1340         * config/m32r/m32r-protos.h: Remove the prototypes for
1341         call_address_operand, symbolic_operand, seth_add3_operand,
1342         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1343         reg_or_uint16_operand, reg_or_cmp_int16_operand,
1344         two_insn_const_operand, move_src_operand,
1345         move_double_src_operand, move_dest_operand,
1346         eqne_comparison_operator, signed_comparison_operator,
1347         large_insn_p, conditional_move_operand, carry_compare_operand,
1348         m32r_block_immediate_operand, extend_operand,
1349         reg_or_eq_int16_operand, int8_operand, and
1350         reg_or_zero_operand.
1351         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1352         seth_add3_operand, int8_operand, cmp_int16_operand,
1353         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1354         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1355         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1356         move_double_src_operand, move_dest_operand,
1357         eqne_comparison_operator, signed_comparison_operator,
1358         extend_operand, small_insn_p, large_insn_p,
1359         conditional_move_operand, carry_compare_operand,
1360         m32r_block_immediate_operand): Move to predicates.md.
1361         (MAX_MOVE_BYTES): Move to m32r.h.
1362         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1363         * config/m32r/m32r.md: Include predicates.md.
1364         * config/m32r/predicates.md: New.
1365
1366 2005-03-18  James E Wilson  <wilson@specifixinc.com>
1367
1368         PR c++/19769
1369         * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1370         origin.
1371
1372 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
1373
1374         * config/mn10300/mn10300-protos.h: Remove the prototypes for
1375         call_address_operand, const_8bit_operand.
1376         * config/mn10300/mn10300.c (call_address_operand,
1377         const_8bit_operand, const_1f_operand): Move to predicates.md.
1378         * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1379         * config/mn10300/mn10300.md: Include predicates.md.
1380         * config/mn10300/predicates.md: New.
1381
1382 2005-03-18  Joseph S. Myers  <joseph@codesourcery.com>
1383
1384         * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1385         declarations in diagnostics and %E for identifiers, not %s.
1386
1387 2005-03-18  Jan Hubicka  <jh@suse.cz>
1388             Dale Johannesen  <dalej@apple.com>
1389
1390         * basic-block.h (scale_bbs_frequencies_int,
1391         scale_bbs_frequencies_gcov_type): Declare.
1392         * cfg.c (RDIV): New macro.
1393         (update_bb_frequency_for_threading): Fix.
1394         * basic-block.h (scale_bbs_frequencies_int,
1395         scale_bbs_frequencies_gcov_type): New.
1396         * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1397         (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1398         scale_bbs_frequencies_int.
1399         * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1400
1401 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
1402
1403         * config/m32r/m32r-protos.h: Remove the prototypes for
1404         call_address_operand, symbolic_operand, seth_add3_operand,
1405         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1406         reg_or_uint16_operand, reg_or_cmp_int16_operand,
1407         two_insn_const_operand, move_src_operand,
1408         move_double_src_operand, move_dest_operand,
1409         eqne_comparison_operator, signed_comparison_operator,
1410         large_insn_p, conditional_move_operand, carry_compare_operand,
1411         m32r_block_immediate_operand, extend_operand,
1412         reg_or_eq_int16_operand, int8_operand, and
1413         reg_or_zero_operand.
1414         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1415         seth_add3_operand, int8_operand, cmp_int16_operand,
1416         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1417         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1418         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1419         move_double_src_operand, move_dest_operand,
1420         eqne_comparison_operator, signed_comparison_operator,
1421         extend_operand, small_insn_p, large_insn_p,
1422         conditional_move_operand, carry_compare_operand,
1423         m32r_block_immediate_operand): Move to predicates.md.
1424         (MAX_MOVE_BYTES): Move to m32r.h.
1425         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1426         * config/m32r/m32r.md: Include predicates.md.
1427         * config/m32r/predicates.md: New.
1428
1429         * config/pa/pa-protos.h: Add prototypes for magic_milli and
1430         shadd_constant_p.
1431         * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1432         symbolic_operand, symbolic_memory_operand,
1433         reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1434         indexed_memory_operand, move_dest_operand, move_src_operand,
1435         prefetch_cc_operand, prefetch_nocc_operand,
1436         reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1437         arith_operand, arith11_operand, pre_cint_operand,
1438         post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1439         ireg_operand, int5_operand, uint5_operand, int11_operand,
1440         uint32_operand, arith5_operand, and_operand, ior_operand,
1441         lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1442         pc_or_label_operand, div_operand, plus_xor_ior_operator,
1443         shadd_operand, movb_comparison_operator,
1444         cmpib_comparison_operator): Move to predicates.md.
1445         (magic_milli, shadd_constant_p): Make it extern.
1446         * config/pa/pa.h (PREDICATE_CODES): Remove.
1447         * config/pa/pa.md: Include predicates.md.
1448         * config/pa/predicates.md: New.
1449
1450         * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1451         predicate.
1452
1453 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
1454
1455         * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1456         config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1457         config/alpha/freebsd.h, config/alpha/linux.h,
1458         config/alpha/netbsd.h, config/alpha/osf5.h,
1459         config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1460         config/h8300/h8300-protos.h, config/h8300/h8300.c,
1461         config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1462         doc/cppopts.texi: Update copyright.
1463
1464 2005-03-18  Jan Hubicka  <jh@suse.cz>
1465
1466         PR middle-end/20225
1467         * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1468         too late.
1469         * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1470         called too late.
1471
1472 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
1473
1474         * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1475         VEC_safe_push.
1476
1477 2005-03-18  Paolo Bonzini  <bonzini@gnu.org>
1478
1479         * combine.c (gen_binary): Remove.
1480         (known_cond, simplify_shift_const, find_split_point,
1481         combine_simplify_rtx, simplify_if_then_else, simplify_set,
1482         simplify_logical, expand_field_assignment, extract_left_shift,
1483         force_to_mode, if_then_else_cond, apply_distributive_law,
1484         simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1485         simplify_comparison, reversed_comparison): Replace with
1486         simplify_gen_binary, simplify_gen_relational or
1487         distribute_and_simplify_rtx.
1488         (distribute_and_simplify_rtx): New function.
1489
1490 2005-03-18  Alexey Neyman  <alex.neyman@auriga.ru>
1491             Paolo Bonzini  <gcc.gnu.org>
1492
1493         * calls.c (setjmp_call_p, special_function_p): Update comments
1494         at the head of the functions.
1495
1496 2005-03-18  Jan Hubicka  <jh@suse.cz>
1497
1498         * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1499
1500         * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1501         function body should be released; do not proactively release function
1502         bodies in non-unit-at-a-time mode.
1503
1504 2005-03-18  Ralf Corsepius  <ralf.corsepius@rtems.org>
1505
1506         * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1507         mno-fp-ret-in-387 multilib variants.
1508
1509 2005-03-18  Richard Sandiford  <rsandifo@redhat.com>
1510
1511         * common.opt (m): Remove.
1512         * opts.c (handle_option): Pass 'm' options to set_target_switch if
1513         table lookup fails.
1514         (common_handle_option): Remove OPT_m case.
1515
1516 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
1517
1518         * builtins.c (fold_builtin_bitop): Take decomposed arguments
1519         of CALL_EXPR.
1520         (fold_builtin_1): Update a call to fold_builtin_bitop.
1521
1522         * builtins.c (fold_builtin_signbit): Take decomposed arguments
1523         of CALL_EXPR.
1524         (fold_builtin_1): Update a call to fold_builtin_signbit.
1525
1526 2005-03-17  Dorit Naishlos  <dorit@il.ibm.com>
1527
1528         PR tree-optimization/20474
1529         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
1530         size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
1531
1532 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
1533
1534         * config/h8300/h8300-protos.h: Remove prototypes for
1535         general_operand_src, general_operand_dst, single_one_operand,
1536         single_zero_operand, call_insn_operand,
1537         two_insn_adds_subs_operand, small_call_insn_operand,
1538         jump_address_operand, bit_operand, bit_memory_operand,
1539         stack_pointer_operand, const_int_gt_2_operand,
1540         const_int_ge_8_operand, const_int_qi_operand,
1541         const_int_hi_operand, incdec_operand, bit_operator,
1542         nshift_operator, eqne_operator, gtle_operator,
1543         gtuleu_operator, iorxor_operator.
1544         Add prototypes for h8sx_shift_type h8sx_classify_shift and
1545         h8300_ldm_stm_parallel.
1546         * config/h8300/h8300.c (h8sx_shift_type,): Move to
1547         h8300-protos.h.
1548         (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
1549         SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
1550         (h8300_ldm_stm_parallel): Make it extern.
1551         (h8300_ldm_parallel, h8300_stm_parallel,
1552         h8300_return_parallel, general_operand_src,
1553         general_operand_dst, h8300_dst_operand, h8300_src_operand,
1554         nibble_operand, reg_or_nibble_operand, single_one_operand,
1555         single_zero_operand, call_insn_operand,
1556         two_insn_adds_subs_operand, small_call_insn_operand,
1557         jump_address_operand, bit_operand, bit_memory_operand,
1558         stack_pointer_operand, const_int_gt_2_operand,
1559         const_int_ge_8_operand, const_int_qi_operand,
1560         const_int_hi_operand, incdec_operand, eqne_operator,
1561         gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
1562         h8sx_binary_memory_operator, h8sx_unary_memory_operator,
1563         h8sx_unary_shift_operator, h8sx_binary_shift_operator,
1564         nshift_operator): Move to predicates.md.
1565         * config/h8300/h8300.h (PREDICATE_CODES): Remove.
1566         * config/h8300/h8300.md: Include predicates.md.
1567         * config/h8300/predicates.md: New.
1568
1569 2005-03-17  Richard Henderson  <rth@redhat.com>
1570
1571         * config.gcc (ia64*-*-hpux*): Add extra_options.
1572         * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
1573         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1574         * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
1575         (ia64_tls_size_string, ia64_tune_string): Remove.
1576         (ia64_tune): Init to PROCESSOR_ITANIUM2.
1577         (TARGET_DEFAULT_TARGET_FLAGS): New.
1578         (TARGET_HANDLE_OPTION): New.
1579         (ia64_override_options): Move options parsing ...
1580         (ia64_handle_option): ... here.  New.
1581         * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
1582         MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
1583         MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
1584         MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
1585         MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
1586         MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
1587         MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
1588         TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
1589         TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
1590         TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
1591         TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
1592         TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
1593         TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
1594         TARGET_EARLY_STOP_BITS): Remove.
1595         (TARGET_ILP32): Default false.
1596         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
1597         (enum ia64_inline_type): New.
1598         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
1599         * config/ia64/ia64.md: Update for new definitions of
1600         TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
1601         * config/ia64/ia64.opt: New file.
1602         * config/ia64/ilp32.opt: New file.
1603
1604 2005-03-17  H.J. Lu  <hongjiu.lu@intel.com>
1605
1606         PR target/18380
1607         * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
1608
1609 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
1610
1611         * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
1612         instead of MASK_H8300S.
1613         * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
1614         MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
1615         MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
1616         MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
1617         TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
1618         TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
1619         TARGET_SWITCHES): Remove.
1620         (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
1621         TARGET_H8300SX.
1622         * config/h8300/h8300.opt: New.
1623
1624         * config/alpha/alpha.opt, config/arc/arc.opt,
1625         config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
1626         notices.
1627
1628 2005-03-17  Ian Lance Taylor  <ian@airs.com>
1629
1630         * gmon.c: Remove.
1631
1632 2005-03-17  Richard Sandiford  <rsandifo@redhat.com>
1633
1634         * config/arc/arc.c (arc_cpu_string): Make static.  Default to "base"
1635         (arc_text_string, arc_data_string, arc_rodata_string): Make static.
1636         (TARGET_HANDLE_OPTION): Override default.
1637         (arc_handle_option): New function.
1638         (arc_init): Remove code to set arch_cpu_string.
1639         * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
1640         (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
1641         (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
1642         (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
1643         (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
1644         (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
1645         (arc_rodata_string, TARGET_OPTIONS): Delete.
1646         * config/arc/arc.opt: New file.
1647
1648 2005-03-17  Richard Henderson  <rth@redhat.com>
1649
1650         * doc/extend.texi (Weak Pragmas): New section.
1651         (attribute alias): Clarify that target must be in the same
1652         translation unit.
1653
1654 2005-03-17  Richard Henderson  <rth@redhat.com>
1655
1656         * config/alpha/alpha.opt: New file.
1657         * config/alpha/alpha.c (alpha_tune): New.  Rename all existing uses
1658         of alpha_cpu.
1659         (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
1660         alpha_fprm_string, alpha_fptm_string): Make static.
1661         (alpha_tls_size_string): Remove.
1662         (alpha_handle_option): New.
1663         (override_options): Update for alpha_cpu/alpha_tune split.
1664         (alpha_file_start): Likewise.
1665         (TARGET_DEFAULT_TARGET_FLAGS): New.
1666         (TARGET_HANDLE_OPTION): New.
1667         * config/alpha/alpha.h (alpha_tune): Declare.
1668         (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
1669         MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
1670         MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
1671         TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
1672         TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
1673         TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
1674         MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
1675         MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
1676         TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
1677         TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
1678         (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
1679         (TARGET_DEFAULT): Remove MASK_FP.
1680         (TARGET_FP): Redefined based on TARGET_SOFT_FP.
1681         (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
1682         (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
1683         alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
1684         alpha_tls_size_string): Remove.
1685         * config/alpha/alpha.md (prefetch): Use alpha_cpu.
1686         (attribute tune): Rename from attribute cpu.
1687         * config/alpha/ev4.md: Update to match.
1688         * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
1689         * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
1690         * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
1691         * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
1692         * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
1693         * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
1694
1695 2005-03-16  James E. Wilson  <wilson@specifixinc.com>
1696
1697         * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
1698         and return without creating new state if before_nops_num is nonzero.
1699         * config/ia64/ia64.md (first_insn): New attribute.
1700         (alloc): Set it to yes.
1701
1702 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
1703
1704         * tree-vectorizer.c (new_vec_stmt_info): Initialize
1705         STMT_VINFO_SUBVARS to NULL.
1706         * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
1707
1708 2005-03-16 Dale Johannesen  <dalej@apple.com>
1709
1710         * rtlanal.c (find_first_parameter_load):  Rewrite to
1711         return actual first param load or the call if none,
1712         instead of first in block, when not all loads exist.
1713
1714 2005-03-16  Roger Sayle  <roger@eyesopen.com>
1715
1716         * optabs.c (expand_copysign_absneg): Make static.
1717         * optabs.h (expand_copysign_absneg): Delete prototype.
1718         * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
1719
1720 2005-03-16  Richard Henderson  <rth@redhat.com>
1721
1722         PR middle-end/15700
1723         * varasm.c (struct alias_pair): Rename from struct output_def_pair.
1724         (alias_pairs): Rename from output_defs.
1725         (find_decl_and_mark_needed): Split out from assemble_alias.
1726         (do_assemble_alias): New.
1727         (assemble_output_def): Remove.
1728         (finish_aliases_1, finish_aliases_2): New.
1729         (process_pending_assemble_output_defs): Remove.
1730         (assemble_alias): Defer aliases for which we don't yet have a
1731         non-external decl for the target symbol.
1732         * passes.c (rest_of_decl_compilation): Register variables with cgraph.
1733         * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
1734         * toplev.c (compile_file): Use finish_aliases_2 instead of
1735         process_pending_assemble_output_defs.
1736         * tree.h (finish_aliases_1, finish_aliases_2): Declare.
1737         (process_pending_assemble_output_defs): Remove.
1738
1739 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
1740
1741         Fix PR tree-optimization/20489
1742
1743         * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
1744         for empty structures.
1745
1746 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
1747
1748         Fix PR tree-optimization/20490
1749
1750         * tree-ssa-pre.c (create_expression_by_pieces): Use
1751         force_gimple_operand on result of fold.
1752
1753 2005-03-16  Andrew Pinski  <pinskia@physics.uc.edu>
1754
1755         * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
1756         of closing parenthesis.
1757
1758 2005-03-16  Kazu Hirata  <kazu@cs.umass.edu>
1759
1760         * builtins.c (expand_movstr): Update a call to
1761         fold_builtin_strcpy.
1762         (expand_builtin_strncpy): Update a call to
1763         fold_builtin_strncpy.
1764         (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
1765         arguments of CALL_EXPR.
1766         (fold_builtin_1): Update calls to fold_builtin_strcpy and
1767         fold_builtin_strncpy.
1768         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1769         * tree.h: Update the prototypes of fold_builtin_strcpy and
1770         fold_builtin_strncpy.
1771
1772 2005-03-16  Steven Bosscher  <stevenb@suse.de>
1773             Dorit Naishlos  <dorit@il.ibm.com>
1774
1775         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
1776         UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
1777         error.
1778
1779 2005-03-16  Steven Bosscher  <stevenb@suse.de>
1780
1781         * tree-inline.c (walk_type_fields, walk_tree,
1782         walk_tree_without_duplicates): Move from here...
1783         * tree.c: ...to here.
1784
1785 2005-03-15  Zack Weinberg  <zack@codesourcery.com>
1786
1787         * BASE-VER, DATESTAMP, DEV-PHASE: New files.
1788         * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
1789         (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1790         (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
1791         (version): Define using $(BASEVER_c).
1792         (Makefile, config.status, build/gcov-iov.o): No longer depends on
1793         version.c.
1794         (version.o): Depend on version files; add custom generation command.
1795         (prefix.o): Define BASEVER on command line.
1796         (s-iov): Depend on version files; adjust command.
1797         (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
1798         Add gcc-vers.texi.
1799         (gcc-vers.texi): New rule.
1800         (doc/%.info, doc/%.dvi): Add -I . to command line.
1801         (doc/gccinstall.dvi): Likewise.
1802         (PACKAGE): Delete.  All uses replaced with "gcc".
1803         * aclocal.m4: Do not include gcc-version.m4.
1804         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
1805         Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
1806         Set is_release based on contents of DEV-PHASE.
1807         Set gcc_version based on contents of BASE-VER.
1808         Define WIN32_REGISTRY_KEY only if the user overrode the default.
1809         * config.in, configure: Regenerate.
1810         * gccbug.in: Determine version of GCC in use at runtime.
1811         * gcov-iov.c: Get version number and development phase from
1812         command line, not by including version.c.
1813         * intl.c: Replace all uses of PACKAGE with "gcc".
1814         * libada-mk.in: Delete unused "gcc_version" variable.
1815         * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
1816         * version.c: (VERSUFFIX): New hook for redistributors; adjust
1817         commentary to match.
1818         (version_string): Put together from pieces.
1819         * config/alpha/x-vms: Do not use $(gcc_version).
1820         * config/i386/t-nwld: Likewise.
1821         * doc/include/gcc-common.texi: Include gcc-vers.texi for
1822         version-GCC and DEVELOPMENT.
1823
1824 2005-03-15  Roger Sayle  <roger@eyesopen.com>
1825
1826         PR tree-optimization/17454
1827         * tree.c (tree_size): Add case for TREE_BINFO.
1828         * fold-const.c (fold_checksum_tree): Only clear the overloaded
1829         field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
1830
1831 2005-03-15  Roger Sayle  <roger@eyesopen.com>
1832
1833         * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
1834         op1 whilst expanding the signed widenening multiply variant.
1835
1836 2005-03-15  Richard Sandiford  <rsandifo@redhat.com>
1837
1838         * toplev.c (display_target_options): Avoid unused variable warning if
1839         TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
1840         * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
1841         (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
1842         (mips_isa): Initialize to MIPS_ABI_DEFAULT.
1843         (mips_isa_info): New variable.
1844         (mips_parse_cpu): Remove the first argument and leave the caller
1845         to report errors.
1846         (TARGET_HANDLE_OPTION): Override default.
1847         (mips_handle_option): New function.  Move option validation code from...
1848         (override_options): ...here.  Update calls to mips_parse_cpu.
1849         * config/mips/mips.h (mips_arch_string, mips_tune_string)
1850         (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
1851         (SUBTARGET_TARGET_OPTIONS): Delete.
1852         * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
1853         (mno-flush-func, mtune=): New options.
1854
1855 2005-03-15  Roger Sayle  <roger@eyesopen.com>
1856             Richard Henderson  <rth@redhat.com>
1857
1858         * real.c (c4x_single_format, c4x_extended_format): Provide values
1859         for signbit_ro for c4x's single and extended floating point formats.
1860         * optabs.c (expand_copysign): Use the floating point format's
1861         signbit_ro for expanding via expand_copysign_absneg, and it's
1862         signbit_rw field for expanding via expand_copysign_bit.
1863
1864 2005-03-15  Dorit Naishlos  <dorit@il.ibm.com>
1865
1866         * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
1867         known_alignment_for_access_p.
1868         (known_alignment_for_access_p): New.
1869         (do_peeling_for_alignment): Field made int instead of bool and renamed
1870         to peeling_for_alignment.
1871         (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
1872         * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
1873         functionality used to be in vect_analyze_operations.
1874         (vect_analyze_operations): Code to determine vectorization factor was
1875         moved to vect_determine_vectorization_factor.
1876         (vect_enhance_data_refs_alignment): Update to correct alignment when it
1877         is known instead of -1.  Set LOOP_PEELING_FOR_ALIGNMENT to peeling
1878         factor.
1879         (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
1880         be part of vect_analyze_operations).
1881         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
1882         creating the guard condition, as the number of iterations may be
1883         constant.
1884         (slpeel_tree_peel_loop_to_edge): Use new name of
1885         LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
1886         * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
1887         alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
1888         (vect_do_peeling_for_alignment): Use fold.
1889         (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
1890
1891         (vect_update_inits_of_dr): Renamed to
1892         vect_update_init_of_dr.
1893         (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
1894         (vectorizable_store): Fix assertion to use == instead of =.
1895
1896 2005-03-15  Daniel Jacobowitz  <dan@codesourcery.com>
1897
1898         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
1899         call_used_regs for wCG registers.
1900
1901 2005-03-15  Ulrich Weigand  <uweigand@de.ibm.com>
1902
1903         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1904         for non-offsettable memory references to cope with outstanding reload
1905         replacements, take 2.
1906
1907 2005-03-15  Uros Bizjak  <uros@kss-loka.si>
1908
1909         PR target/18668
1910         * config/i386/i386.h (x86_fisttp): New.
1911         (TARGET_FISTTP): New macro.
1912         * config/i386/i386.c (x86_fisttp): Set for NOCONA.
1913         (output_fix_trunc): Add fisttp parameter.  Generate fisttp x87
1914         instruction when fisttp flag is set.
1915         * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
1916
1917         * config/i386/i386.md (type attribute): Add fisttp.
1918         (unit attribute): Set to i387 for fisttp type.
1919         (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
1920         (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
1921         TARGET_FISTTP.
1922         (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
1923         Generate fisttp patterns for TARGET_FISTTP. Implement using mode
1924         macros.
1925         (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
1926         patterns for TARGET_FISTTP.  Enable patterns for
1927         (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
1928         (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
1929         fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
1930         implement fisttp x87 insn.
1931         (fix_trunc*_i387_fisttp splitters): New patterns.
1932         (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
1933         Rename to *fix_trunc<mode>_i387_1.  Implement using mode macros.
1934         Disable patterns for TARGET_FISTTP.  Add comment about FLAGS_REG
1935         clobber.
1936         (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
1937         Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
1938         Implement using mode macros. Disable patterns for TARGET_FISTTP.
1939         (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
1940         fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
1941         fix_trunc<mode>_i387_with_temp. Implement using mode macros.
1942         Disable patterns for TARGET_FISTTP.
1943         (fix_trunc*_i387 splitters): Implement usign mode macros.
1944         (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
1945         fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
1946         (fix_trunx*_sse peephole2s): Implement using mode macros.
1947
1948 2005-03-15  J"orn Rennecke <joern.rennecke@st.com>
1949
1950         PR rtl-optimization/20291
1951         * combine.c (try_combine): If splitting fails, re-try with
1952         original combined pattern, i.e. before clobber stripping.
1953
1954 2005-03-14  Eric Christopher  <echristo@redhat.com>
1955
1956         * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
1957         STACK_GROWS_DOWNWARD.
1958
1959 2005-03-14  Roger Sayle  <roger@eyesopen.com>
1960
1961         * real.h (struct real_format): Split the signbit field into two
1962         two fields, signbit_ro and signbit_rw.
1963         * real.c (ieee_single_format, mips_single_format, ieee_double_format,
1964         mips_double_format, ieee_extended_motorola_format,
1965         ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
1966         ieee_extended_intel_128_format, ibm_extended_format,
1967         mips_extended_format, ieee_quad_format, mips_quad_format,
1968         vax_f_format, vax_d_format, vax_g_format, i370_single_format,
1969         i370_double_format, c4x_single_format, c4x_extended_format,
1970         real_internal_format): Update initializers for new field.
1971         * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
1972         real_format structure.
1973         * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
1974         field of the real_format structure.
1975
1976 2005-03-14  Daniel Berlin <dberlin@dberlin.org>
1977
1978         Fix PR tree-optimization/20458
1979
1980         * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
1981         DECL_EXTERNAL on STRUCT_FIELD tags.
1982         (clear_call_clobbered): Ditto.
1983         * tree-ssa-operands.c (note_addressable): Make sure the original
1984         variable doesn't slip into the addressable list if we have
1985         subvars.
1986         * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
1987         tags too.
1988
1989 2005-03-14  Geoffrey Keating  <geoffk@apple.com>
1990
1991         * doc/cppopts.texi (-fexec-charset): Add concept index entry.
1992         (-fwide-exec-charset): Likewise.
1993         (-finput-charset): Likewise.
1994         * doc/invoke.texi (Warning Options): Document -Wnormalized=.
1995         * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
1996         * c.opt (Wnormalized): New.
1997
1998 2005-03-14  Devang Patel  <dpatel@apple.com>
1999
2000         * doc/invoke.texi: Add reference to Visibility document.
2001
2002 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
2003
2004         * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2005         MASK_SPLIT_ADDRESSES.
2006         * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2007         (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2008         (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2009         (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2010         (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2011         (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2012         (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2013         (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2014         (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2015         (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2016         (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2017         (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2018         (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2019         (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2020         (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2021         (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2022         (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2023         (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2024         (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2025         (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2026         (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2027         (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2028         (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2029         (TARGET_EXPLICIT_RELOCS): Delete.
2030         (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2031         (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2032         * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2033         (override_options): Set MASK_LONG64 if -mint64 is given and no
2034         -mlongXX option is.  Complain about -mint64 -mlong32.
2035         (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2036         MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2037         * config/mips/mips.opt: New file.
2038
2039 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
2040
2041         * config.gcc (extra_options): New variable for listing option files.
2042         Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2043         * configure.ac (extra_opt_files): New AC_SUBST variable.
2044         (tm_file_list, tm_include_list): Include options.h first.
2045         * configure: Regenerate.
2046         * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2047         (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2048         (s-options-h): New rule.
2049         (options.h): Depend on it.
2050         (TEXI_GCCINT_FILES): Add options.texi.
2051         * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2052         * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2053         * target.h (gcc_target): Add default_target_flags and handle_option.
2054         * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2055         (TARGET_HANDLE_OPTION): New macros.
2056         (TARGET_INITIALIZER): Include them.
2057         * opt-functions.awk (opt_args, nth_arg): New functions.
2058         (switch_flags): Handle the "Target" flag.
2059         (var_args): Delete.
2060         (var_name): Use opt_args and nth_arg.
2061         (var_set, var_ref): Likewise.  Handle "Mask" and "InverseMask".
2062         * opth-gen.awk: Declare target_flags.  Declare MASK_* and TARGET_*
2063         macros for the "Mask" and "InverseMask" options.
2064         * opts.h (cl_var_cond): New enum.
2065         (cl_option): Replace the "has_set_value" and "set_value" fields with
2066         "var_cond" and "var_value".
2067         (CL_TARGET): New macro.
2068         (option_enabled, print_filtered_help): Declare.
2069         (decode_options): Move definition.
2070         * opts.c (handle_option): Search for the original option before
2071         removing any "no-" prefix.  Handle CL_TARGET.  Adjust for the new
2072         var_cond and var_value fields.  Use targetm.handle_option to handle
2073         target options.
2074         (decode_options): Set target_flags to targetm.default_target_flags.
2075         (print_filtered_help): Make global.  Handle CL_TARGET.
2076         (option_enabled): New function.
2077         * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2078         (display_target_options, set_target_switch, print_switch_values)
2079         (default_pch_valid_p): Guard uses of target_switches with
2080         #ifdef TARGET_SWITCHES.  Also...
2081         (display_target_options): Display the CL_TARGET entries in cl_options.
2082         (set_target_option): Don't complain about the "" option when
2083         TARGET_SWITCHES is undefined.
2084         (print_switch_values): Use option_enabled.
2085         (default_pch_valid_p): Check cl_options[] when looking for something
2086         that has changed the value of target_flags.
2087         * c.opt: Remove documentation from top of file.
2088         * doc/gccint.texi: Add an "Options" chapter.  Include options.texi.
2089         * doc/sourecebuild.texi: Refer to the new options documentation
2090         instead of c.opt.  Document machine-specific .opt files.
2091         * doc/tm.texi (target_flags): Say that this variable is declared
2092         by options.h.
2093         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2094         (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2095         an alternative.
2096         * doc/options.texi: New file.
2097
2098 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
2099
2100         PR middle-end/18628
2101         * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2102         register.
2103
2104 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
2105
2106         PR c++/20280
2107         * gimplify.c (gimplify_cond_expr): Add fallback argument.  Use a
2108         temporary variable of pointer type if an lvalues is required.
2109         (gimplify_modify_expr_rhs): Request an rvalue from it.
2110         (gimplify_expr): Pass fallback on.
2111
2112 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
2113
2114         * cfgbuild.c: Update comments.
2115
2116 2005-03-14  Roger Sayle  <roger@eyesopen.com>
2117
2118         PR rtl-optimization/17236
2119         * optabs.c (expand_doubleword_mult): New helper function split out
2120         from expand_binop.  Permute the order in which instructions are
2121         emitted to minimize the number of simultaneously live registers.
2122         (expand_binop): Call expand_doubleword_mult to synthesize a double
2123         word multiplication.
2124
2125 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
2126
2127         * basic-block.h: Update the prototypes of cached_make_edge and
2128         rtl_make_eh_edge.
2129         * cfg.c (cached_make_edge): Take edge_cache representing one
2130         row of the adjacency matrix of edges.
2131         * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2132         (make_edges): Initialize edge_cache to represent one row of
2133         the adjacency matrix of edges.
2134
2135 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
2136
2137         * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2138         New functions.
2139         (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2140         Remove unused removed_phis variable.
2141         (conditional_replacement): Use build1/build2.
2142         (abs_replacement): Use last_and_only_stmt and build1/build2.
2143
2144 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
2145
2146         * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2147         ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2148         * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2149         (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2150         * c-common.c (handle_novops_attribute): New function.
2151         (c_common_attribute_table): Add "no vops" entry.
2152         * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2153         * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2154         * tree-ssa-operands.c (get_call_expr_operands): Do not
2155         create virtual operands for calls with ECF_NOVOPS flag.
2156         * tree.h (DECL_IS_NOVOPS): New macro.
2157         (struct tree_decl): Add novops_flag.
2158         (ECF_NOVOPS): New constant.
2159
2160 2005-03-14  Uros Bizjak  <uros@kss-loka.si>
2161
2162         PR target/17688
2163         * config/i386/i386.c (x86_use_himode_fiop): New.
2164         (x86_use_simode_fiop): Rename from x86_use_fiop.
2165         * config/i386/i386.h (x86_use_himode_fiop): Declare.
2166         (TARGET_USE_HIMODE_FIOP): New.
2167         (x86_use_simode_fiop): Rename from x86_use_fiop.
2168         (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2169
2170         * config/i386/i386.md (X87MODEI12): New mode macro define.
2171         (*cmpfp_<mode>): Rename from *cmpfp_si.  Use X87MODEI12 mode macro
2172         to implement x87 FP compare with HImode input operands.
2173         (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2174         Use X87MODEI12 mode macro to handle HImode input operands.
2175         (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2176         *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2177         Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2178         *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2179         macro to implement x87 operators with HImode input operands.
2180         (fop splitters): Use X87MODEI12 mode macro to handle HImode
2181         input operands.
2182
2183 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
2184
2185         * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2186         integer_zerop.
2187         * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2188         constants invariant.
2189
2190 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
2191
2192         * basic-block.h (BB_VISITED): Removed.
2193         * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2194
2195 2005-03-14  Falk Hueffner  <falk@debian.org>
2196
2197         PR bootstrap/20424
2198         * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2199
2200 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
2201
2202         * ggc-zone.c: Fix comment typos.
2203
2204         * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2205         stringpool.c, config/mips/mips-protos.h: Update copyright.
2206
2207 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
2208
2209         * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2210         throughout with its typedef, "rtx".
2211         * config/rs6000/rs6000.c: Likewise.  Formatting fixes.
2212         (rs6000_tls_symbol_ref_1): Remove inline keyword.
2213         * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting.  Reorder
2214         regs in comment to match code.
2215
2216 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
2217
2218         * except.c (check_handled): Make it static.
2219         * except.h: Remove the corresponding prototype.
2220
2221         * function.c (get_func_frame_size): Make it static.
2222         * function.h: Remove the corresponding type.
2223
2224         * regclass.c (reg_class_superclasses, reg_class_subclasses):
2225         Make them static.
2226         * hard-reg-set.h: Remove the corresponding declarations.
2227
2228         * tree-cfg.c (verify_stmts): Check that
2229         bb_for_stmt (stmt) == bb for every PHI node and statement.
2230
2231 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
2232
2233         * config.gcc: Remove excess indentation.
2234         (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2235
2236 2005-03-13  Roger Sayle  <roger@eyesopen.com>
2237
2238         PR middle-end/19331
2239         * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2240         * fold-const.c (fold_sign_changed_comparison): Likewise.
2241         (fold_binary): Optimize comparisons against widened operands if
2242         the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2243
2244 2005-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
2245
2246         * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2247         (sparc_override_options): Initialize it.
2248         (sparc_struct_value_rtx): Set it on the MEM to be returned.
2249
2250 2005-03-13  David Edelsohn  <edelsohn@gnu.org>
2251
2252         * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2253         (reg_or_none500mem_operand): New predicate.
2254         (zero_reg_mem_operand): New predicate.
2255         * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2256         to reg_or_none500mem_operand.
2257         (extendsfdf2_fpr): Add MEM alternative.
2258         (extenddftf2_internal): Change operand2 predicate to
2259         zero_reg_mem_operand.
2260
2261 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
2262
2263         * ggc-zone.c: Rewritten.
2264
2265         * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2266         if there are none.
2267         * configure.ac: Define GGC_ZONE for --with-gc=zone.
2268         * config.in: Regenerated.
2269         * configure: Regenerated.
2270         * gengtype.c (write_types_process_field, write_func_for_structure):
2271         Pass new argument to gt_pch_note_object.
2272         * ggc-common.c (struct ptr_data): Add TYPE.
2273         (gt_pch_note_object): Take TYPE argument and save it.
2274         (call_count): Update call to ggc_pch_count_object.
2275         (call_alloc): Update call to ggc_pch_alloc_object.
2276         (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2277         file.
2278         * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2279         * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2280         (ggc_alloc_zone_stat): Delete.
2281         (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2282         * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2283         (ggc_pch_alloc_object): Update prototypes.
2284         (garbage_zone): Delete.
2285         (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2286         GGC_ZONE conditional.  Update.  Change tree_zone and rtl_zone into
2287         pointers.
2288         (tree_id_zone): New variable.
2289         (ggc_alloc_cleared_zone): Remove unused.
2290         (ggc_alloc_zone): Define.
2291         (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2292         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2293         ggc_alloc_zone_stat.
2294         * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2295         * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2296         (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2297         (make_node_stat): Likewise.  Use tree_id_zone.
2298
2299 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
2300             Joseph S. Myers  <joseph@codesourcery.com>
2301
2302         * configure.ac: Check for MIPS TLS.
2303         * configure: Regenerated.
2304         * config/mips/mips-protos.h (enum mips_symbol_type): Add
2305         SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2306         SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2307         * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2308         (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2309         (mips_classify_symbol, mips_symbolic_constant_p)
2310         (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2311         (mips_tls_operand_p, mips_call_tls_get_addr)
2312         (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2313         (mips_tls_symbol_ref_1): New functions.
2314         (mips_legitimize_address, mips_legitimize_const_move): Call
2315         mips_legitimize_tls_address.
2316         (override_options): Handle V1_REG and TLS symbols.  Disable TLS
2317         for MIPS16.
2318         * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2319         (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2320         (mips_char_to_class): Document V1_REG.
2321         (HAVE_AS_TLS): Provide default.
2322         * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2323         constants.
2324         (load_got<mode>): Renamed from *load_got<mode>.  Allow when
2325         !TARGET_ABICALLS.
2326         (tls_get_tp_<mode>): New instruction.
2327
2328 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
2329
2330         * configure.ac: Update checks for target tools.
2331         * configure: Regenerated.
2332
2333 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
2334
2335         * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2336
2337 2005-03-13  Roger Sayle  <roger@eyesopen.com>
2338
2339         * expmed.c (expand_mult): Use synthetic multiplication sequences for
2340         more classes of DImode multiplication by constant.  Allow both
2341         multiplication by small negative constants (by performing a
2342         multiplication by a positive constant and negating the result) and
2343         multiplications by large powers of two, by using a left shift.
2344
2345 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
2346
2347         * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2348         of basic blocks into work_stack.
2349
2350         * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2351         config/mips/vr.h: Update copyright.
2352
2353         * c-decl.c (c_init_decl_processing): Remove useless calls to
2354         build_function_type.
2355
2356         * builtins.c (fold_trunc_transparent_mathfn,
2357         fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2358         fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2359         fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2360         fold_builtin_strcpy, fold_builtin_strncpy,
2361         fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2362         TREE_TYPE (exp).
2363
2364         * builtins.c (expand_builtin_mathfn_3): Remove local variable
2365         before_call.
2366
2367         * lambda-code.c (lambda_compute_auxillary_space): Remove local
2368         variable determinant.
2369
2370         * tree-cfg.c (group_case_labels): Remove local variable type.
2371
2372         * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2373         variable ann.
2374
2375         * tree-ssa-phiopt.c (value_replacement): Remove local variable
2376         result.
2377
2378 2005-03-13  Andy Hutchinson  <HutchinsonAndy@netscape.net>
2379
2380         PR target/18251
2381         * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2382         (*movmemqi_insn): Delete.
2383         (*movmemhi): Delete.
2384
2385 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
2386
2387         * builtins.c (fold_builtin_classify): Take decomposed
2388         arguments of CALL_EXPR.
2389         (fold_builtin_1): Update a call to fold_builtin_classify.
2390
2391 2005-03-13  Joseph S. Myers  <joseph@codesourcery.com>
2392
2393         PR c/20402
2394         * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2395         through into call to parser_xref_tag after parse error.
2396         (c_parser_struct_declaration): Consistently return NULL_TREE on
2397         error.
2398
2399 2005-03-12  Daniel Berlin  <dberlin@dberlin.org>
2400
2401         * tree-flow-inline.h (ref_contains_array_ref): New function.
2402         (lookup_subvars_for_var): Ditto.
2403         (get_subvars_for_var): Ditto.
2404         (var_can_have_subvars): Ditto.
2405
2406         * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2407         (struct subvar): New type.
2408
2409         * tree-dfa.c (okay_component_ref_for_subvars): New function.
2410
2411         * tree-optimize.c (init_tree_optimization_passes): Call
2412         pass_create_structure_vars.
2413
2414         * tree-ssa-alias.c: Include vec.h.
2415         (init_alias_info): Don't auto-clear call clobbered on struct-field
2416         tags.
2417         (compute_flow_insensitive_aliasing): Handle subvars.
2418         (group_aliases): Handle STRUCT_FIELD aliases.
2419         (setup_pointers_and_addressables): Ditto.
2420         Don't mark variables non-addressable if they still have
2421         addressable subvars.
2422         Also mark subvars addressable when the real variable is marked
2423         addressable.
2424         (add_pointed_to_var): Try to prune the pointed-to set by only
2425         pointing to subvars when possible.
2426         Otherwise, make sure we set addresses_needed and pt_vars to
2427         properly include subvars.
2428         (bitpos_of_field): New function.
2429         (push_fields_onto_fieldstack): Ditto.
2430         (get_or_create_used_part_for): Ditto.
2431         (create_overlap_variables_for): Ditto.
2432         (find_used_portions): Ditto.
2433         (create_structure_vars): Ditto.
2434         (pass_create_structure_vars): New structure.
2435
2436         * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2437         (get_expr_operands): Handle subvars.  Also try to turn
2438         COMPONENT_REF accesses into must-defs now that we can accurately
2439         portray it.
2440         (note_addressable): Try to only mark as addressable those subvars
2441         we know a COMPONENT_REF touches.
2442         (overlap_subvar): New function.
2443
2444         * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2445         Handle subvar storing.
2446         (vect_address_analysis): Update caller of vect_object_analysis.
2447
2448         * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2449
2450         * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2451         (STMT_VINFO_SUBVARS): New macro.
2452
2453         * common.opts: add flag_tree_salias.
2454
2455         * opts.c (decode_options): flag_tree_salias defaults to on.
2456
2457         * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2458
2459         * doc/tree-ssa.texi: Document structural alias analysis.
2460
2461 2005-03-12  Steven Bosscher  <stevenb@suse.de>
2462
2463         * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2464         * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2465         * tree-ssa-operands.c (get_expr_operands): Likewise.
2466         (get_expr_operands): Likewise for ERROR_MARK.
2467
2468 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
2469
2470         * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2471         var.
2472
2473         * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2474         removed_phis.
2475
2476         * tree-ssa-pre.c (compute_avail): Remove local variable val.
2477         (mark_operand_necessary): Remove local variable ver.
2478
2479         * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2480         variable prefix_len.
2481
2482         * value-prof.c (mod_subtract_transform): Remove local variable
2483         value.
2484
2485         * builtins.c (fold_builtin_exponent): Take decomposed
2486         arguments of CALL_EXPR.
2487         (fold_builtin_1): Update a call to fold_builtin_exponent.
2488
2489         * builtins.c (fold_builtin_logarithm): Take decomposed
2490         arguments of CALL_EXPR.
2491         (fold_builtin_1): Update a call to fold_builtin_logarithm.
2492
2493         * c-decl.c (c_init_decl_processing): Remove local variables
2494         ptr_ftype_void and ptr_ftype_ptr.
2495
2496         * gimplify.c (gimplify_expr): Remove local variables r0 and
2497         r1.
2498
2499         * reg-stack.c (move_for_stack_reg): Remove local variable
2500         push_insn.
2501         (compare_for_stack_reg): Remove local variable flags_user.
2502         (convert_regs_1): Remove local variable deleted.
2503
2504         * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2505         variable new_cond.
2506         (combine_blocks): Remove local variables exits and new_e.
2507
2508         * tree-inline.c (expand_call_inline): Remove local variable
2509         decl.
2510
2511         * tree-ssa-live.c (create_ssa_var_map,
2512         calculate_live_on_entry): Remove local variable snn.
2513
2514 2005-03-12  Geoffrey Keating  <geoffk@apple.com>
2515
2516         * c-lex.c (c_lex_with_flags): Add parameter to call to
2517         cpp_spell_token.
2518
2519 2005-03-11  Per Bothner  <per@bothner.com>
2520
2521         * c-tree.h (struct c_declarator): New id_loc field.
2522         * c-pragma.h (c_lex_with_flags): Take position reference.
2523         * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
2524         iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
2525         (c_lex): Pass dummy location to c_lex_with_flags.
2526         * c-parser.c (c_lex_one_token): Set c_token's location using
2527         c_lex_with_flags, instead of input_location, which might be "ahead".
2528         (c_parser_direct_declarator): Set declarator's id_loc from
2529         c_token's id_loc.
2530         * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
2531         declarator's id_loc, rather than probably-imprecise input_location.
2532         (build_id_declarator): Initialize c_declarator's id_loc field.
2533
2534 2005-03-11  Roger Sayle  <roger@eyesopen.com>
2535
2536         PR middle-end/20419
2537         * builtins.c (expand_builtin_signbit): Force the signbit's word
2538         into an integer register to avoid SUBREGs of floating point modes.
2539
2540 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
2541
2542         * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
2543         target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
2544         tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
2545         config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
2546
2547 2005-03-11  David Edelsohn  <edelsohn@gnu.org>
2548
2549         PR rtl-optimization/20306
2550         * expr.c (emit_move_complex): Set try_int false if mode is
2551         MODE_COMPLEX_FLOAT and mov_optab exists for inner mode.  Only try
2552         emit_block_move if try_int is true.
2553
2554 2005-03-11  Richard Henderson  <rth@redhat.com>
2555
2556         PR target/20415
2557         * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
2558         * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
2559         to match.
2560
2561 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
2562
2563         * config/mips/mips.h (mips_fix_vr4130_string): Declare.
2564         (TARGET_FIX_VR4130): New macro.
2565         (TARGET_OPTIONS): Add -mfix-vr4130.
2566         (ISA_HAS_MACCHI): New macro.
2567         (ASM_SPEC): Add -mfix-vr4130.
2568         * config/mips/mips.c (mips_fix_vr4130_string): New variable.
2569         (override_options): Handle mips_fix_vr4130_string.
2570         (mips_avoid_hazards): Clear all_noreorder_p
2571         if we're working around VR4130 errata and the macc alternatives
2572         are not available.
2573         * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
2574         (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
2575         * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
2576         (MULTILIB_DEFAULTS): Remove leading "march=".
2577         (DRIVER_SELF_SPECS): Likewise.  Make -mfix-vr4130 imply -march=vr4130
2578         if no architecture option is given.
2579         * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
2580         VR4130 multilibs.
2581         (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
2582         * doc/invoke.texi: Document -mfix-vr4130.
2583
2584 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
2585
2586         * config/mips/mips.c (override_options): Only warn about -mint64
2587         deprecation if TARGET_INT64.
2588
2589 2005-03-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2590
2591         * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
2592         ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
2593         ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
2594         are non-specific regarding the nonnull parameter positions.
2595         (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
2596         ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
2597         ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
2598         ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
2599
2600         * builtins.def: Use the non-specific "nonnull" attibute lists.
2601
2602 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
2603
2604         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2605         single_pred_edge, single_succ, single_pred): Improve comments.
2606
2607 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
2608
2609         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
2610         single_pred_edge, single_succ, single_pred): New inline functions.
2611         * bb-reorder.c (rotate_loop, find_traces_1_round,
2612         add_labels_and_missing_jumps, fix_up_fall_thru_edges,
2613         duplicate_computed_gotos): Use the single_succ/pred functions.
2614         * cfganal.c (forwarder_block_p): Ditto.
2615         * cfgbuild.c (compute_outgoing_frequencies): Ditto.
2616         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2617         outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
2618         merge_seq_blocks): Ditto.
2619         * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
2620         * cfglayout.c (fixup_reorder_chain): Ditto.
2621         * cfgloop.c (mark_single_exit_loops, update_latch_info,
2622         canonicalize_loop_headers, verify_loop_structure): Ditto.
2623         * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
2624         mfb_update_loops, create_preheader, force_single_succ_latches,
2625         create_loop_notes): Ditto.
2626         * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
2627         force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
2628         commit_one_edge_insertion, purge_dead_edges,
2629         cfg_layout_can_merge_blocks_p): Ditto.
2630         * except.c (sjlj_emit_function_enter): Ditto.
2631         * flow.c (init_propagate_block_info): Ditto.
2632         * function.c (thread_prologue_and_epilogue_insns): Ditto.
2633         * gcse.c (find_implicit_sets, bypass_conditional_jumps,
2634         insert_insn_end_bb): Ditto.
2635         * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
2636         find_if_case_2): Ditto.
2637         * lambda-code.c (perfect_nestify): Ditto.
2638         * lcm.c (optimize_mode_switching): Ditto.
2639         * loop-doloop.c (doloop_modify): Ditto.
2640         * loop-init.c (loop_optimizer_init): Ditto.
2641         * loop-iv.c (simplify_using_initial_values): Ditto.
2642         * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2643         * loop-unswitch.c (unswitch_loop): Ditto.
2644         * modulo-sched.c (generate_prolog_epilog): Ditto.
2645         * predict.c (combine_predictions_for_insn, estimate_probability,
2646         tree_estimate_probability, last_basic_block_p,
2647         estimate_bb_frequencies): Ditto.
2648         * profile.c (branch_prob): Ditto.
2649         * regrename.c (copyprop_hardreg_forward): Ditto.
2650         * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
2651         * tracer.c (layout_superblocks): Ditto.
2652         * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
2653         cfg_remove_useless_stmts_bb, cleanup_control_flow,
2654         cleanup_control_expr_graph, disband_implicit_edges,
2655         tree_find_edge_insert_loc, bsi_commit_edge_inserts,
2656         tree_verify_flow_info, tree_make_forwarder_block,
2657         tree_forwarder_block_p, remove_forwarder_block,
2658         remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
2659         * tree-if-conv.c (tree_if_conversion): Ditto.
2660         * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2661         * tree-ssa-dce.c (remove_dead_stmt): Ditto.
2662         * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
2663         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
2664         copy_loop_headers): Ditto.
2665         * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
2666         * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
2667         * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
2668         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
2669         * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
2670         * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
2671         * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
2672         * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
2673         * tree-ssa-threadupdate.c (redirect_edges): Ditto.
2674         * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
2675         eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
2676         * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
2677         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
2678         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
2679         slpeel_add_loop_guard): Ditto.
2680
2681 2005-03-11  James A. Morrison  <phython@gcc.gnu.org>
2682
2683         PR tree-optimization/15784
2684         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
2685         and -1 - A to ~A.
2686
2687         * stmt.c (expand_case): Don't change index_type.  Convert minval
2688         to the proper type.
2689
2690         PR tree-optimization/20130
2691         * fold-const.c (fold): Fold x * -1 into -x.
2692
2693 2005-03-11  Kaz Kojima  <kkojima@gcc.gnu.org>
2694
2695         PR rtl-optimization/20331
2696         * rtlanal.c (modified_between_p): Check its address first for MEM.
2697         (modified_in_p): Likewise.
2698
2699 2005-03-11  Joseph S. Myers  <joseph@codesourcery.com>
2700
2701         * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
2702
2703 2005-03-10  Steven Bosscher  <stevenb@suse.de>
2704
2705         * expr.c (expand_expr_real_1): If possible, use a conditional
2706         move for expanding MIN_EXPR and MAX_EXPR.
2707         Use temp for moving around rtx-en.
2708
2709 2005-03-10  Andrew Pinski  <pinskia@physics.uc.edu>
2710
2711         PR rtl-opt/20412
2712         * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
2713         correct mode.
2714
2715 2005-03-10  Roger Sayle  <roger@eyesopen.com>
2716
2717         * builtins.c (expand_builtin_signbit): Extend to handle floating
2718         point modes wider than the largest integer type, using the
2719         operand_subword_force function to obtain the signbit's word.
2720
2721 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
2722
2723         PR target/20322
2724         * combine.c (try_combine): If recog_for_combine added CLOBBERs
2725         to NEWI2PAT, fail to combine if they are used by NEWPAT.
2726
2727 2005-03-10  Aldy Hernandez  <aldyh@redhat.com>
2728
2729         * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
2730
2731 2005-03-10  Kazu Hirata  <kazu@cs.umass.edu>
2732
2733         * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
2734         type void.
2735         (perform_edge_inserts): Unconditionally call
2736         free_dominator_info.
2737
2738         * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
2739
2740 2005-03-10  Bob Wilson  <bob.wilson@acm.org>
2741
2742         * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
2743
2744 2005-03-10  Nathan Sidwell  <nathan@codesourcery.com>
2745
2746         * bitmap.c (bitmap_copy): Remove manual loop unrolling.
2747
2748         * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
2749         gcc_unreachable.
2750         (rtl_register_value_prof_hooks,
2751         tree_value_profile_transformations,
2752         tree_register_value_prof_hooks): Likewise.
2753         * var-tracking.c (stack_adjust_offset_pre_post,
2754         variable_htab_free, variable_union, dataflow_set_different_2,
2755         count_uses, variable_was_changed, set_frame_base_location,
2756         set_variable_part, emit_note_insn_var_location, vt_emit_notes,
2757         vt_add_function_parameters): Likewise.
2758         * varasm.c (named_section_real, named_section, make_decl_rtl,
2759         asm_emit_uninitialised, assemble_integer, decode_addr_const,
2760         const_hash_1, compare_constant, copy_constant, force_const_mem,
2761         output_constant_pool_2, output_constant_pool_1, output_constant,
2762         output_constructor, make_decl_one_only, decl_tls_model,
2763         default_no_named_section, default_elf_select_section_1,
2764         default_unique_section_1): Likewise.
2765         * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
2766         * vmsdbgout.c (addr_const_to_string): Likewise.
2767
2768         PR c++/20375
2769         * function.c (struct assign_parm_data_one): Remove last_named
2770         field.
2771         (assign_parm_find_data_types): Don't determine last_named.
2772         Reorder named_parm determination.
2773         (assign_parms): Only setup varargs on the last non-varadic
2774         parameter.
2775
2776 2005-03-10  Kazuhiro Inaoka  <inaoka.lazuhiro@renesas.com>
2777
2778         * config/m32r/m32r.md (load_sda_base_32): New pattern.  Loads
2779         sda base address on medium model.
2780
2781 2005-03-10  Zdenek Dvorak  <dvorakz@suse.cz>
2782
2783         * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
2784         * cfgloop.c (flow_loop_nodes_find): Export.
2785         * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
2786         Declare.
2787         * cfgloopmanip.c (fix_loop_structure): New function.
2788         * predict.c (predict_loops): Clean up the loops information.
2789         * tree-cfg.c (cleanup_tree_cfg_loop): New function.
2790         (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
2791         loop structure.
2792         * tree-flow.h (cleanup_tree_cfg_loop): Declare.
2793         (rewrite_into_loop_closed_ssa): Declaration changed.
2794         * tree-loop-linear.c (linear_transform_loops): Add argument to
2795         rewrite_into_loop_closed_ssa call.
2796         * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2797         * tree-ssa-loop-im.c (move_computations): Ditto.
2798         * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2799         * tree-vectorizer.c (vectorize_loops): Ditto.
2800         * tree-optimize.c: Include cfgloop.h.
2801         (execute_todo): Choose whether to call cleanup_tree_cfg or
2802         cleanup_tree_cfg_loop.
2803         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
2804         (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
2805         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
2806         cleanup_tree_cfg_loop call.
2807         * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
2808         (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
2809         work on part of cfg.
2810
2811 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
2812
2813         PR inline-asm/20314
2814         * gimplify.c (gimplify_asm_expr): Handle input/output constraints
2815         with multiple alternatives.
2816
2817         * stmt.c (parse_output_constraint): Fix a typo.
2818
2819 2005-03-09  Bob Wilson  <bob.wilson@acm.org>
2820
2821         * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
2822         assembly directive instead of deprecated "no-generics".
2823
2824 2005-03-09  Ulrich Weigand  <uweigand@de.ibm.com>
2825
2826         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2827         for non-offsettable memory references to cope with outstanding reload
2828         replacements.
2829         * config/s390/s390.md ("reload_outti"): Call find_replacement to
2830         avoid losing outstanding address reloads.
2831         ("reload_outdi", "reload_outdf"): Likewise.
2832
2833 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2834
2835         * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
2836         code.  Add more cbrt transformations.
2837
2838 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2839
2840         * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
2841
2842 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
2843
2844         * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
2845         NULL_TREE when a given tree is not simplified.
2846         (fold): Return the original tree when any of the functions
2847         mentioned above NULL_TREE.
2848
2849         * fold-const.c (fold_unary, fold_binary): Take decomposed
2850         arguments, code, type, op0, and op1 in case of fold_binary.
2851         (fold): Update calls to fold_unary and fold_binary.
2852
2853 2005-03-09  Roger Sayle  <roger@eyesopen.com>
2854
2855         * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
2856         a fndecl and an arglist instead of a CALL_EXPR, exp.
2857
2858 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
2859
2860         * cfglayout.c (fixup_reorder_chain): Remove old_bb.
2861
2862         * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
2863
2864         * expr.c (expand_assignment): Remove orig_to_rtx.
2865
2866         * fold-const.c (int_const_binop): Remove no_overflow.
2867
2868         * ifcvt.c (noce_emit_move_insn): Remove inmode.
2869
2870         * loop-iv.c (get_biv_step_1): Remove lhs.
2871
2872         * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
2873
2874         * real.c (real_nan): Remove neg.
2875
2876         * function.c (thread_prologue_and_epilogue_insns): Remove i
2877         and newinsn.
2878
2879         * tree-data-ref.c (array_base_name_differ_p): Remove ta and
2880         tb.
2881
2882         * tree-eh.c (tree_could_trap_p): Remove idx.
2883
2884         * tree-into-ssa.c (ann): Remove ann.
2885
2886         * tree-outof-ssa.c (num_nodes): Remove num_nodes.
2887
2888         * tree-sra.c (decide_block_copy): Remove inst_count.
2889
2890         * tree-ssa-alias.c (may_alias_p): Remove v_ann.
2891
2892         * tree-ssa-loop-im.c (lhs): Remove.
2893
2894         * cfgbuild.c (state, STATE, SET_STATE,
2895         BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
2896         make_edges.
2897         (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
2898         (find_basic_blocks): Set the state of each basic block to
2899         BLOCK_NEW.
2900
2901 2005-03-08  Jeff Law  <law@redhat.com>
2902
2903         * tree-cfg.c (cleanup_control_flow): If removal of a computed
2904         goto results in the removal of edges in the CFG, then we need
2905         to recompute dominators.
2906
2907 2005-03-09  Ben Elliston  <bje@au.ibm.com>
2908
2909         * c-common.c (c_do_switch_warnings): Comment fix.
2910
2911 2005-03-08  Julian Brown  <julian@codesourcery.com>
2912
2913         * Patch from 2005-03-08 reverted for causing regressions and
2914         ppc-darwin bootstrap failure.
2915
2916 2005-03-08  Fariborz Jahanian <fjahanian@apple.com>
2917
2918         * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
2919         Define the real function for ppc-darwin.
2920         * c-typeck.c (convert_arguments): Check for target-specific
2921         invalid argument call to unprototyped function.
2922         * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2923         New Macro.
2924         * target.h (invalid_arg_for_unprototyped_fn): New field
2925         in struct calls.
2926         * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
2927         default target hook.
2928         * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
2929         Declare.
2930
2931 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
2932
2933         * c-typeck.c (constructor_stack, constructor_range_stack,
2934         initializer_stack): Make them static.
2935
2936         * cfg.c (rbi_pool): Make it static.
2937
2938         * gimple-low.c (lower_stmt_body): Make it static.
2939         * tree-flow.h: Remove the corresponding prototype.  Don't
2940         declare lower_data.
2941
2942         * sched-deps.c (cache_size): Make it static.
2943
2944         * stor-layout.c (lang_adjust_rli): Make it static.
2945
2946 2005-03-08  Julian Brown  <julian@codesourcery.com>
2947
2948         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2949         from being used for symbols with vague linkage when
2950         HAVE_GAS_COMDAT_GROUP is true.
2951
2952 2005-03-08  J"orn Rennecke <joern.rennecke@st.com>
2953
2954         * jump.c (invert_jump_1): Don't call redirect_jump_1 with
2955         nlabel == JUMP_LABEL (jump).
2956
2957 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
2958
2959         * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
2960         gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
2961         tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
2962         tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
2963
2964 2005-03-08  Alexey Neyman  <alex.neyman@auriga.ru>
2965
2966         PR c/14411
2967         * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
2968         * c-common.c (handle_returns_twice): New function.
2969         (c_common_attribute_table): Declare eturns_twice' attribute.
2970         * doc/extend.texi: Document eturns_twice' attribute.
2971         * tree.h (DECL_IS_RETURNS_TWICE): New macro.
2972         (struct tree_decl): Add returns_twice_flag.
2973
2974 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
2975
2976         * tree-ssa-phiopt.c: Fix a comment typo.
2977
2978         * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
2979         loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
2980         config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
2981         copyright.
2982
2983 2005-03-08  Richard Henderson  <rth@redhat.com>
2984
2985         * config/alpha/alpha.c (code_for_builtin): Replace special-case
2986         builtin codes with ctzdi2, clzdi2, popcountdi2.
2987         (struct alpha_builtin_def): Add is_const.
2988         (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
2989         (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
2990         (alpha_init_builtins): Init them.  Set nothrow and const attributes
2991         on builtins.
2992         (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
2993         alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
2994         alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
2995         alpha_fold_vector_minmax, alpha_fold_builtin_perr,
2996         alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
2997         alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
2998         alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
2999         alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3000         (TARGET_FOLD_BUILTIN): New.
3001         * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3002         (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3003         (ffsdi2): Use ctz.
3004         (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3005
3006 2005-03-08  Ira Rosen  <irar@il.ibm.com>
3007
3008         PR tree-optimization/20122
3009         * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3010         condition of access function instead of base.
3011
3012 2005-03-07  Jeff Law  <law@redhat.com>
3013             Steven Bosscher  <stevenb@suse.de>
3014
3015         * tree-cfg.c (find_taken_edge_computed_goto): New function.
3016         (find_taken_edge): Call find_taken_edge_computed_goto as
3017         appropriate.  Allow any gimple invariant rather than just
3018         INTEGER_CST for VAL.
3019         (cleanup_control_flow): Cleanup a computed goto which has turned
3020         into a simple goto.
3021         (tree_merge_blocks): If block B has any forced labels, move
3022         them to the start of block A.
3023         * tree-ssa-dom.c (thread_across_edge): Allow threading across
3024         computed gotos as well.
3025         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3026         removal of unnecessary computed gotos too.
3027         (lookup_redirection_data): Fix type of INSERT argument.  Callers
3028         updated.
3029
3030 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
3031
3032         * tree-ssa-phiopt.c: Update copyright.  Fix indentations.
3033         Remove trailing spaces.
3034
3035         * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3036         unshare_all_trees): Make them static.
3037         * tree-gimple.h: Remove the corresponding prototypes.
3038
3039         * diagnostic.h: Remove unused prototype
3040         debug_output_buffer.
3041         * modulo-sched.c: Remove unused prototype
3042         set_row_column_for_ps.
3043
3044         * tree-ssa-phiopt.c (tree_ssa_phiopt,
3045         replace_phi_edge_with_variable): Remove unused variable i.
3046
3047 2005-03-07  Per Bothner  <per@bothner.com>
3048
3049         * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3050
3051 2005-03-06  Andrew Pinski  <pinskia@physics.uc.edu>
3052
3053         PR tree-opt/17671
3054         * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3055         bbs on the COND_EXPR instead of the PHI_NODEs.
3056         (candidate_bb_for_phi_optimization): Remove.
3057         (replace_phi_with_stmt): Rename to ...
3058         (replace_phi_edge_with_variable): this and change so that we
3059         replace the phi argument instead of removing the PHI.
3060         (conditional_replacement): Change so we deal with PHI with more
3061         than two arguments.
3062         (value_replacement): Likewise.
3063         (abs_replacement): Likewise.
3064
3065 2005-03-07  Aldy Hernandez  <aldyh@redhat.com>
3066
3067         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3068         output_e500_flip_gt_bit.
3069
3070         * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3071         as bit 31.
3072         (rs6000_generate_compare): Fix logic to look at the correct bits.
3073         (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3074         Look at GT bit.
3075         (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3076         gen_e500_flip_gt_bit.  Rename gen_move_from_CR_eq_bit to
3077         gen_move_from_CR_gt_bit.
3078
3079         * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3080         ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3081         (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3082
3083         * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3084         (E500_CR_IOR_COMPARE): New constant.
3085
3086 2005-03-08  Earl Chew <earl_chew@agilent.com>
3087             David Billinghurst <David.Billinghurst@riotinto.com>
3088
3089         * config/i386/host-cygwin.c: New file to support precompiled
3090         headers on cygwin
3091         * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3092         * config.host: Use above files for cygwin host.
3093
3094 2005-03-07  David Edelsohn  <edelsohn@gnu.org>
3095
3096         * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3097         ordering ops from earlier change.
3098
3099 2005-03-07  Per Bothner  <per@bothner.com>
3100
3101         Various fixes to allow us to again build if --enable-mapped-location:
3102         * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3103         unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3104         * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3105         local variable loc. Change logic appropriately.
3106         * tree-vect-transform.c (vect_finish_stmt_generation): Use
3107         EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3108         * c-parser.c (c_parser_for_statement): Initialize loc variable.
3109         * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3110         DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3111
3112 2005-03-07  Richard Sandiford  <rsandifo@redhat.com>
3113
3114         PR rtl-optimization/19683
3115         * reload1.c (choose_reload_regs): Pass the number of bits, not the
3116         number of bytes, to smallest_int_for_mode.  Fix arguments to
3117         REG_CANNOT_CHANGE_MODE_P.
3118
3119 2005-03-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
3120
3121         * reorg.c (relax_delay_slots): Check that the jump is
3122         conditional before trying to invert it.
3123
3124 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
3125
3126         * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3127         Make them static.
3128
3129         * calls (stack_arg_under_construction): Make it static.
3130
3131         * flow.c (regs_live_at_setjmp): Make it static.
3132         * flow.h: Remove the corresponding prototype.
3133
3134         * reload1.c (reload_startobj, reload_firstobj,
3135         something_needs_operands_changed, reload_inherited,
3136         reload_inheritance_insn, reload_override_in,
3137         reload_spill_index): Make them static.
3138
3139         * recog.c (verify_changes): Make it static.
3140         * recog.h: Remove the corresponding prototype.
3141
3142         * cfgbuild.c (find_sub_basic_blocks): Remove.
3143         * basic-block.h: Remove the corresponding prototype.
3144         * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3145         in comments.
3146         * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3147
3148         * tree-ssa-operands.c (check_build_stmt): Remove.
3149
3150         * stor-layout.c (set_alignment): Remove.
3151         * tree.h: Remove the corresponding prototype.
3152
3153         * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3154
3155         * tree-ssa-dce.c (control_dependence_map,
3156         visited_control_parents): Make them static.
3157
3158         * cfghooks.c (verify_flow_info): Remove local variable
3159         num_bb_notes.
3160
3161         * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3162         last_bb_seen.
3163
3164         * loop-unswitch.c (unswitch_loop): Remove local variable src.
3165
3166 2005-03-07  David Billinghurst <David.Billinghurst@riotinto.com>
3167
3168         * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3169
3170 2005-03-07  Joseph S. Myers  <joseph@codesourcery.com>
3171
3172         * config/ia64/hpux.h (LINK_SPEC): Add -z.
3173         * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3174         PARALLEL for an empty structure.
3175
3176 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
3177
3178         * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3179
3180         * fold-const.c (fold_binary): Unroll the very first "for"
3181         loop.
3182
3183 2005-03-06  David Edelsohn  <edelsohn@gnu.org>
3184
3185         * config/rs6000/predicates.md (branch_comparison_operator): Remove
3186         redundant match_code test.
3187         (scc_comparison_operator): Swap match_operand and match_code
3188         tests.
3189         (branch_positive_comparison_operator): Same.
3190         (trap_comparison_operator): Use comparison_operator and swap with
3191         match_code test.
3192
3193 2005-03-06  Marek Michalkiewicz  <marekm@amelek.gda.pl>
3194
3195         PR target/20288
3196         * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3197         (out_movhi_r_mr): Read low byte of volatile MEM first.
3198         (out_movhi_mr_r): Write high byte of volatile MEM first.
3199
3200 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
3201
3202         * cselib.c (reg_values, reg_values_size): Make them static.
3203
3204         * cse.c (cse_reg_info_table): Make it static.
3205
3206         * fold-const.c (fold_unary): Use build1 instead of copy_node.
3207
3208 2005-03-06  Zdenek Dvorak  <dvorakz@suse.cz>
3209
3210         * cse.c (find_best_addr): Use canon_for_address.
3211
3212 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
3213
3214         * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3215         (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3216         SUBREG and MEM, respectively.
3217
3218         * fold-const.c (fold_binary): Use code instead of t.
3219
3220         * fold-const.c (optimize_minmax_comparison): Take decomposed
3221         arguments code, type, op0, and op1 instead of t.
3222         (fold_binary): Update a call to optimize_minmax_comparison.
3223
3224         * fold-const.c (fold_range_test): Take decomposed arguments
3225         code, type, op0, and op1 instead of t.
3226         (fold_binary): Update a call to fold_range_test.
3227
3228         * fold-const.c (fold_binary_op_with_conditional_arg): Take
3229         decomposed arguments code, type, op0, and op1 instead of t.
3230         (fold_binary): Update a call to fold_range_test.
3231
3232 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
3233
3234         * fold-const.c (fold_binary): Avoid directly using the original
3235         expression t as much as possible.
3236
3237 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
3238
3239         * c-semantics.c (build_stmt): Use TYPE_P instead of
3240         IS_NON_TYPE_CODE_CLASS.
3241         * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3242         (NON_TYPE_CHECK): Use TYPE_P instead of
3243         IS_NON_TYPE_CODE_CLASS.
3244
3245         * fold-const.c (fold): Remove handling of binary expressions.
3246
3247 2005-03-05  James A. Morrison  <phython@gcc.gnu.org>
3248
3249         * doc/c-tree.texi: Wrap comments in @r{}.
3250         * doc/cpp.texi: Likewise.
3251         * doc/cppinternals.texi: Likewise.
3252         * doc/extend.texi: Likewise.
3253         * doc/md.texi: Likewise.
3254         * doc/objc.texi: Likewise.
3255         * doc/sourcebuild.texi: Likewise.
3256         * doc/tm.texi: Likewise.
3257         * doc/tree-ssa.texi
3258
3259 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
3260
3261         * predict.c (apply_return_prediction): Standardize PHI chain
3262         walking.
3263         * tree-ssa.c (ssa_redirect_edge): Likewise.
3264
3265         * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3266         gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3267         Update copyright.
3268
3269         * tree-phinodes.c (remove_phi_node): Drop the last argument.
3270         * tree-flow.h: Adjust the prototype for remove_phi_node.
3271         * lambda-code.c (perfect_nestify): Adjust a call to
3272         remove_phi_node.
3273         * tree-cfg.c
3274         (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3275         * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3276         Likewise.
3277         * tree-ssa-dce.c (remove_dead_phis): Likewise.
3278         * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3279         * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3280         * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3281
3282         * combine.c (simplify_and_const_int): Use gen_int_mode instead
3283         of GEN_INT (trunc_int_for_mode (...)).
3284         * loop-iv.c (iv_number_of_iterations): Likewise.
3285         * postreload.c (reload_cse_move2add): Likewise.
3286         * simplify-rtx.c (simplify_const_unary_operation,
3287         simplify_const_binary_operation): Likewise.
3288         * stor-layout.c (get_mode_bounds): Likewise.
3289
3290         * fold-const.c (fold_binary): New.
3291         (fold): Call fold_binary on binary expressions.
3292
3293 2005-03-05  Richard Sandiford  <rsandifo@redhat.com>
3294
3295         * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3296         * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3297         (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3298         (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3299         (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3300
3301 2005-03-04  Devang Patel  <dpatel@apple.com>
3302
3303         PR tree-optimization/18815
3304         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3305         loops with zero exit edges.
3306
3307 2005-03-04  Devang Patel  <dpatel@apple.com>
3308
3309         * doc/invoke.texi: Remove reference to webpage that does not exist.
3310
3311 2005-03-04  John David Anglin  <dave.danglin@nrc-cnrc.gc.ca>
3312             Joseph S. Myers  <joseph@codesourcery.com>
3313
3314         PR c++/19797
3315         * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3316         (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3317         * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3318         * pa.c (get_plabel): Change argument to symbol_ref.  Call
3319         maybe_get_identifier instead of get_identifier.
3320         (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3321         (struct deferred_plabel): Replace name field with symbol field.
3322         (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3323         ASM_OUTPUT_EXTERNAL_REAL is defined.
3324         (output_global_address): Use output_addr_const for output of all
3325         symbol_refs.
3326         (output_deferred_plabels): Use symbol_ref instead of name for address
3327         output.
3328         * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3329         ASM_OUTPUT_SYMBOL_REF): New macros.
3330         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw.  Update
3331         comment.
3332         (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3333         label.
3334
3335 2005-03-05  Joseph S. Myers  <joseph@codesourcery.com>
3336
3337         * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3338         *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3339
3340 2005-03-04  Jeff Law  <law@redhat.com>
3341
3342         * basic-block.h (rediscover_loops_after_threading): Declare.
3343         * tree-ssa-dom.c: Include cfgloop.h.
3344         (tree_ssa_dominator_optimize): Discover loops and some basic
3345         properties.  Remove forwarder blocks recreated by loop header
3346         canonicalization.  Also mark backedges in the CFG.
3347         * tree-ssa-threadupdate.c: Include cfgloop.h
3348         (rediscover_loops_after_threading): Define.
3349         (struct local_info): New field, JUMP_THREADED.
3350         (prune_undesirable_thread_requests): New function.
3351         (redirect_edges): Clear EDGE_ABNORMAL.  If edges were threaded
3352         then record that fact for the callers of redirct_edges.
3353         (thread_block): If BB has incoming backedges, then call
3354         prune_undesirable_thraed_requests.    Note when we are
3355         going to have to rediscover loop information.  Return a
3356         boolean indicating if any jumps were threaded.
3357         (thread_through_all_blocks): Bubble up boolean indicating
3358         if any jumps were threaded.
3359         * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3360         (tree-ssa-threadupdate.o): Similarly.
3361
3362 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
3363
3364         * fold-const.c (fold_ternary): Unroll the "for" loop to
3365         extract operands.
3366
3367 2005-03-04  Andrew Haley  <aph@redhat.com>
3368
3369         * unwind-dw2-fde-glibc.c (struct
3370         unw_eh_callback_data.check_cache): New field.
3371         (frame_hdr_cache): New.
3372         (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3373         Cache frame header info.
3374
3375 2005-03-04  Richard Sandiford  <rsandifo@redhat.com>
3376
3377         * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3378         (print_c_condition): Declare.
3379         * read-rtl.c (ptr_loc): New structure.
3380         (ptr_locs, ptr_loc_obstack, joined_conditions)
3381         (joined_conditions_obstack): New variables.
3382         (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3383         (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3384         (join_c_conditions, print_c_condition): New functions.
3385         (apply_macro_to_string): Associate the new string with the same
3386         source location as the old one.
3387         (add_condition_to_string): Use join_c_conditions.
3388         (read_string): Use set_rtx_ptr_loc to record a filename and line
3389         number for the string.
3390         (read_rtx): Initialize the new variables above.
3391         * genattrtab.c (write_test_expr, write_attr_value): Use
3392         print_c_condition.
3393         * genconditions.c (write_header): Don't define MAYBE_EVAL.  Move its
3394         comment above the GCC_VERSION check.
3395         (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3396         Inline the definition of MAYBE_EVAL.
3397         * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3398         * genoutput.c (process_template): Likewise.
3399         * genpreds.c (write_predicate_subfunction): Likewise.
3400         (write_predicate_expr): Use print_c_condition.
3401         * genrecog.c (write_cond): Likewise.
3402         * gensupport.c (process_rtx): Use join_c_conditions to join the
3403         conditions of a define_insn_and_split.  Record a source location
3404         for the string after the "&&".
3405         (alter_test_for_insn): Use join_c_conditions.
3406
3407 2005-03-04  Andrew Pinski  <pinskia@physics.uc.edu>
3408
3409         Revert for now:
3410         2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
3411         PR tree-optimization/15784
3412         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
3413         and -1 - A to ~A.
3414
3415 2005-03-04  Ben Elliston  <bje@au.ibm.com>
3416
3417         * gcc.c (option_map): Add --coverage.
3418         (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3419   &n